diff options
Diffstat (limited to 'ffmpeg.c')
| -rw-r--r-- | ffmpeg.c | 4415 |
1 files changed, 0 insertions, 4415 deletions
diff --git a/ffmpeg.c b/ffmpeg.c deleted file mode 100644 index f61de33a33..0000000000 --- a/ffmpeg.c +++ /dev/null @@ -1,4415 +0,0 @@ -/* - * ffmpeg main - * Copyright (c) 2000-2003 Fabrice Bellard - * - * This file is part of Libav. - * - * Libav is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * Libav is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with Libav; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include "config.h" -#include <ctype.h> -#include <string.h> -#include <math.h> -#include <stdlib.h> -#include <errno.h> -#include <signal.h> -#include <limits.h> -#include <unistd.h> -#include "libavformat/avformat.h" -#include "libavdevice/avdevice.h" -#include "libswscale/swscale.h" -#include "libavutil/opt.h" -#include "libavcodec/audioconvert.h" -#include "libavutil/audioconvert.h" -#include "libavutil/parseutils.h" -#include "libavutil/samplefmt.h" -#include "libavutil/colorspace.h" -#include "libavutil/fifo.h" -#include "libavutil/intreadwrite.h" -#include "libavutil/dict.h" -#include "libavutil/mathematics.h" -#include "libavutil/pixdesc.h" -#include "libavutil/avstring.h" -#include "libavutil/libm.h" -#include "libavformat/os_support.h" - -#if CONFIG_AVFILTER -# include "libavfilter/avfilter.h" -# include "libavfilter/avfiltergraph.h" -# include "libavfilter/vsrc_buffer.h" -#endif - -#if HAVE_SYS_RESOURCE_H -#include <sys/types.h> -#include <sys/time.h> -#include <sys/resource.h> -#elif HAVE_GETPROCESSTIMES -#include <windows.h> -#endif -#if HAVE_GETPROCESSMEMORYINFO -#include <windows.h> -#include <psapi.h> -#endif - -#if HAVE_SYS_SELECT_H -#include <sys/select.h> -#endif - -#include <time.h> - -#include "cmdutils.h" - -#include "libavutil/avassert.h" - -const char program_name[] = "ffmpeg"; -const int program_birth_year = 2000; - -/* select an input stream for an output stream */ -typedef struct StreamMap { - int file_index; - int stream_index; - int sync_file_index; - int sync_stream_index; -} StreamMap; - -/** - * select an input file for an output file - */ -typedef struct MetadataMap { - int file; ///< file index - char type; ///< type of metadata to copy -- (g)lobal, (s)tream, (c)hapter or (p)rogram - int index; ///< stream/chapter/program number -} MetadataMap; - -typedef struct ChapterMap { - int in_file; - int out_file; -} ChapterMap; - -static const OptionDef options[]; - -#define MAX_FILES 100 - -static const char *last_asked_format = NULL; -static double *ts_scale; -static int nb_ts_scale; - -static AVFormatContext *output_files[MAX_FILES]; -static AVDictionary *output_opts[MAX_FILES]; -static int nb_output_files = 0; - -static StreamMap *stream_maps = NULL; -static int nb_stream_maps; - -/* first item specifies output metadata, second is input */ -static MetadataMap (*meta_data_maps)[2] = NULL; -static int nb_meta_data_maps; -static int metadata_global_autocopy = 1; -static int metadata_streams_autocopy = 1; -static int metadata_chapters_autocopy = 1; - -static ChapterMap *chapter_maps = NULL; -static int nb_chapter_maps; - -/* indexed by output file stream index */ -static int *streamid_map = NULL; -static int nb_streamid_map = 0; - -static int frame_width = 0; -static int frame_height = 0; -static float frame_aspect_ratio = 0; -static enum PixelFormat frame_pix_fmt = PIX_FMT_NONE; -static enum AVSampleFormat audio_sample_fmt = AV_SAMPLE_FMT_NONE; -static int max_frames[4] = {INT_MAX, INT_MAX, INT_MAX, INT_MAX}; -static AVRational frame_rate; -static float video_qscale = 0; -static uint16_t *intra_matrix = NULL; -static uint16_t *inter_matrix = NULL; -static const char *video_rc_override_string=NULL; -static int video_disable = 0; -static int video_discard = 0; -static char *video_codec_name = NULL; -static unsigned int video_codec_tag = 0; -static char *video_language = NULL; -static int same_quality = 0; -static int do_deinterlace = 0; -static int top_field_first = -1; -static int me_threshold = 0; -static int intra_dc_precision = 8; -static int loop_input = 0; -static int loop_output = AVFMT_NOOUTPUTLOOP; -static int qp_hist = 0; -#if CONFIG_AVFILTER -static char *vfilters = NULL; -#endif - -static int intra_only = 0; -static int audio_sample_rate = 0; -#define QSCALE_NONE -99999 -static float audio_qscale = QSCALE_NONE; -static int audio_disable = 0; -static int audio_channels = 0; -static char *audio_codec_name = NULL; -static unsigned int audio_codec_tag = 0; -static char *audio_language = NULL; - -static int subtitle_disable = 0; -static char *subtitle_codec_name = NULL; -static char *subtitle_language = NULL; -static unsigned int subtitle_codec_tag = 0; - -static int data_disable = 0; -static char *data_codec_name = NULL; -static unsigned int data_codec_tag = 0; - -static float mux_preload= 0.5; -static float mux_max_delay= 0.7; - -static int64_t recording_time = INT64_MAX; -static int64_t start_time = 0; -static int64_t input_ts_offset = 0; -static int file_overwrite = 0; -static AVDictionary *metadata; -static int do_benchmark = 0; -static int do_hex_dump = 0; -static int do_pkt_dump = 0; -static int do_psnr = 0; -static int do_pass = 0; -static char *pass_logfilename_prefix = NULL; -static int audio_stream_copy = 0; -static int video_stream_copy = 0; -static int subtitle_stream_copy = 0; -static int data_stream_copy = 0; -static int video_sync_method= -1; -static int audio_sync_method= 0; -static float audio_drift_threshold= 0.1; -static int copy_ts= 0; -static int copy_tb; -static int opt_shortest = 0; -static char *vstats_filename; -static FILE *vstats_file; -static int opt_programid = 0; -static int copy_initial_nonkeyframes = 0; - -static int rate_emu = 0; - -static int audio_volume = 256; - -static int exit_on_error = 0; -static int using_stdin = 0; -static int verbose = 1; -static int thread_count= 1; -static int64_t video_size = 0; -static int64_t audio_size = 0; -static int64_t extra_size = 0; -static int nb_frames_dup = 0; -static int nb_frames_drop = 0; -static int input_sync; -static uint64_t limit_filesize = 0; -static int force_fps = 0; -static char *forced_key_frames = NULL; - -static float dts_delta_threshold = 10; - -static int64_t timer_start; - -static uint8_t *audio_buf; -static uint8_t *audio_out; -static unsigned int allocated_audio_out_size, allocated_audio_buf_size; - -static short *samples; - -static AVBitStreamFilterContext *video_bitstream_filters=NULL; -static AVBitStreamFilterContext *audio_bitstream_filters=NULL; -static AVBitStreamFilterContext *subtitle_bitstream_filters=NULL; - -#define DEFAULT_PASS_LOGFILENAME_PREFIX "ffmpeg2pass" - -struct InputStream; - -typedef struct OutputStream { - int file_index; /* file index */ - int index; /* stream index in the output file */ - int source_index; /* InputStream index */ - AVStream *st; /* stream in the output file */ - int encoding_needed; /* true if encoding needed for this stream */ - int frame_number; - /* input pts and corresponding output pts - for A/V sync */ - //double sync_ipts; /* dts from the AVPacket of the demuxer in second units */ - struct InputStream *sync_ist; /* input stream to sync against */ - int64_t sync_opts; /* output frame counter, could be changed to some true timestamp */ //FIXME look at frame_number - AVBitStreamFilterContext *bitstream_filters; - AVCodec *enc; - - /* video only */ - int video_resample; - AVFrame pict_tmp; /* temporary image for resampling */ - struct SwsContext *img_resample_ctx; /* for image resampling */ - int resample_height; - int resample_width; - int resample_pix_fmt; - AVRational frame_rate; - - float frame_aspect_ratio; - - /* forced key frames */ - int64_t *forced_kf_pts; - int forced_kf_count; - int forced_kf_index; - - /* audio only */ - int audio_resample; - ReSampleContext *resample; /* for audio resampling */ - int resample_sample_fmt; - int resample_channels; - int resample_sample_rate; - int reformat_pair; - AVAudioConvert *reformat_ctx; - AVFifoBuffer *fifo; /* for compression: one audio fifo per codec */ - FILE *logfile; - -#if CONFIG_AVFILTER - AVFilterContext *output_video_filter; - AVFilterContext *input_video_filter; - AVFilterBufferRef *picref; - char *avfilter; - AVFilterGraph *graph; -#endif - - int sws_flags; - AVDictionary *opts; -} OutputStream; - -static OutputStream **output_streams_for_file[MAX_FILES] = { NULL }; -static int nb_output_streams_for_file[MAX_FILES] = { 0 }; - -typedef struct InputStream { - int file_index; - AVStream *st; - int discard; /* true if stream data should be discarded */ - int decoding_needed; /* true if the packets must be decoded in 'raw_fifo' */ - AVCodec *dec; - - int64_t start; /* time when read started */ - int64_t next_pts; /* synthetic pts for cases where pkt.pts - is not defined */ - int64_t pts; /* current pts */ - PtsCorrectionContext pts_ctx; - double ts_scale; - int is_start; /* is 1 at the start and after a discontinuity */ - int showed_multi_packet_warning; - int is_past_recording_time; - AVDictionary *opts; -} InputStream; - -typedef struct InputFile { - AVFormatContext *ctx; - int eof_reached; /* true if eof reached */ - int ist_index; /* index of first stream in ist_table */ - int buffer_size; /* current total buffer size */ - int64_t ts_offset; - int nb_streams; /* nb streams we are aware of */ -} InputFile; - -static InputStream *input_streams = NULL; -static int nb_input_streams = 0; -static InputFile *input_files = NULL; -static int nb_input_files = 0; - -#if CONFIG_AVFILTER - -static int configure_video_filters(InputStream *ist, OutputStream *ost) -{ - AVFilterContext *last_filter, *filter; - /** filter graph containing all filters including input & output */ - AVCodecContext *codec = ost->st->codec; - AVCodecContext *icodec = ist->st->codec; - AVSinkContext avsink_ctx = { .pix_fmt = codec->pix_fmt }; - AVRational sample_aspect_ratio; - char args[255]; - int ret; - - ost->graph = avfilter_graph_alloc(); - - if (ist->st->sample_aspect_ratio.num){ - sample_aspect_ratio = ist->st->sample_aspect_ratio; - }else - sample_aspect_ratio = ist->st->codec->sample_aspect_ratio; - - snprintf(args, 255, "%d:%d:%d:%d:%d:%d:%d", ist->st->codec->width, - ist->st->codec->height, ist->st->codec->pix_fmt, 1, AV_TIME_BASE, - sample_aspect_ratio.num, sample_aspect_ratio.den); - - ret = avfilter_graph_create_filter(&ost->input_video_filter, avfilter_get_by_name("buffer"), - "src", args, NULL, ost->graph); - if (ret < 0) - return ret; - ret = avfilter_graph_create_filter(&ost->output_video_filter, &avsink, - "out", NULL, &avsink_ctx, ost->graph); - if (ret < 0) - return ret; - last_filter = ost->input_video_filter; - - if (codec->width != icodec->width || codec->height != icodec->height) { - snprintf(args, 255, "%d:%d:flags=0x%X", - codec->width, - codec->height, - ost->sws_flags); - if ((ret = avfilter_graph_create_filter(&filter, avfilter_get_by_name("scale"), - NULL, args, NULL, ost->graph)) < 0) - return ret; - if ((ret = avfilter_link(last_filter, 0, filter, 0)) < 0) - return ret; - last_filter = filter; - } - - snprintf(args, sizeof(args), "flags=0x%X", ost->sws_flags); - ost->graph->scale_sws_opts = av_strdup(args); - - if (ost->avfilter) { - AVFilterInOut *outputs = av_malloc(sizeof(AVFilterInOut)); - AVFilterInOut *inputs = av_malloc(sizeof(AVFilterInOut)); - - outputs->name = av_strdup("in"); - outputs->filter_ctx = last_filter; - outputs->pad_idx = 0; - outputs->next = NULL; - - inputs->name = av_strdup("out"); - inputs->filter_ctx = ost->output_video_filter; - inputs->pad_idx = 0; - inputs->next = NULL; - - if ((ret = avfilter_graph_parse(ost->graph, ost->avfilter, inputs, outputs, NULL)) < 0) - return ret; - av_freep(&ost->avfilter); - } else { - if ((ret = avfilter_link(last_filter, 0, ost->output_video_filter, 0)) < 0) - return ret; - } - - if ((ret = avfilter_graph_config(ost->graph, NULL)) < 0) - return ret; - - codec->width = ost->output_video_filter->inputs[0]->w; - codec->height = ost->output_video_filter->inputs[0]->h; - codec->sample_aspect_ratio = ost->st->sample_aspect_ratio = - ost->frame_aspect_ratio ? // overriden by the -aspect cli option - av_d2q(ost->frame_aspect_ratio*codec->height/codec->width, 255) : - ost->output_video_filter->inputs[0]->sample_aspect_ratio; - - return 0; -} -#endif /* CONFIG_AVFILTER */ - -static void term_exit(void) -{ - av_log(NULL, AV_LOG_QUIET, ""); -} - -static volatile int received_sigterm = 0; -static volatile int received_nb_signals = 0; - -static void -sigterm_handler(int sig) -{ - received_sigterm = sig; - received_nb_signals++; - term_exit(); -} - -static void term_init(void) -{ - signal(SIGINT , sigterm_handler); /* Interrupt (ANSI). */ - signal(SIGTERM, sigterm_handler); /* Termination (ANSI). */ -#ifdef SIGXCPU - signal(SIGXCPU, sigterm_handler); -#endif -} - -static int decode_interrupt_cb(void) -{ - return received_nb_signals > 1; -} - -void exit_program(int ret) -{ - int i; - - /* close files */ - for(i=0;i<nb_output_files;i++) { - AVFormatContext *s = output_files[i]; - if (!(s->oformat->flags & AVFMT_NOFILE) && s->pb) - avio_close(s->pb); - avformat_free_context(s); - av_free(output_streams_for_file[i]); - av_dict_free(&output_opts[i]); - } - for(i=0;i<nb_input_files;i++) { - av_close_input_file(input_files[i].ctx); - } - for (i = 0; i < nb_input_streams; i++) - av_dict_free(&input_streams[i].opts); - - av_free(intra_matrix); - av_free(inter_matrix); - - if (vstats_file) - fclose(vstats_file); - av_free(vstats_filename); - - av_free(streamid_map); - av_free(stream_maps); - av_free(meta_data_maps); - - av_freep(&input_streams); - av_freep(&input_files); - - av_free(video_codec_name); - av_free(audio_codec_name); - av_free(subtitle_codec_name); - av_free(data_codec_name); - - uninit_opts(); - av_free(audio_buf); - av_free(audio_out); - allocated_audio_buf_size= allocated_audio_out_size= 0; - av_free(samples); - -#if CONFIG_AVFILTER - avfilter_uninit(); -#endif - avformat_network_deinit(); - - if (received_sigterm) { - fprintf(stderr, - "Received signal %d: terminating.\n", - (int) received_sigterm); - exit (255); - } - - exit(ret); /* not all OS-es handle main() return value */ -} - -static void assert_avoptions(AVDictionary *m) -{ - AVDictionaryEntry *t; - if ((t = av_dict_get(m, "", NULL, AV_DICT_IGNORE_SUFFIX))) { - av_log(NULL, AV_LOG_ERROR, "Option %s not found.\n", t->key); - exit_program(1); - } -} - -static void assert_codec_experimental(AVCodecContext *c, int encoder) -{ - const char *codec_string = encoder ? "encoder" : "decoder"; - AVCodec *codec; - if (c->codec->capabilities & CODEC_CAP_EXPERIMENTAL && - c->strict_std_compliance > FF_COMPLIANCE_EXPERIMENTAL) { - av_log(NULL, AV_LOG_ERROR, "%s '%s' is experimental and might produce bad " - "results.\nAdd '-strict experimental' if you want to use it.\n", - codec_string, c->codec->name); - codec = encoder ? avcodec_find_encoder(c->codec->id) : avcodec_find_decoder(c->codec->id); - if (!(codec->capabilities & CODEC_CAP_EXPERIMENTAL)) - av_log(NULL, AV_LOG_ERROR, "Or use the non experimental %s '%s'.\n", - codec_string, codec->name); - exit_program(1); - } -} - -static void choose_sample_fmt(AVStream *st, AVCodec *codec) -{ - if(codec && codec->sample_fmts){ - const enum AVSampleFormat *p= codec->sample_fmts; - for(; *p!=-1; p++){ - if(*p == st->codec->sample_fmt) - break; - } - if (*p == -1) { - av_log(NULL, AV_LOG_WARNING, - "Incompatible sample format '%s' for codec '%s', auto-selecting format '%s'\n", - av_get_sample_fmt_name(st->codec->sample_fmt), - codec->name, - av_get_sample_fmt_name(codec->sample_fmts[0])); - st->codec->sample_fmt = codec->sample_fmts[0]; - } - } -} - -/** - * Update the requested input sample format based on the output sample format. - * This is currently only used to request float output from decoders which - * support multiple sample formats, one of which is AV_SAMPLE_FMT_FLT. - * Ideally this will be removed in the future when decoders do not do format - * conversion and only output in their native format. - */ -static void update_sample_fmt(AVCodecContext *dec, AVCodec *dec_codec, - AVCodecContext *enc) -{ - /* if sample formats match or a decoder sample format has already been - requested, just return */ - if (enc->sample_fmt == dec->sample_fmt || - dec->request_sample_fmt > AV_SAMPLE_FMT_NONE) - return; - - /* if decoder supports more than one output format */ - if (dec_codec && dec_codec->sample_fmts && - dec_codec->sample_fmts[0] != AV_SAMPLE_FMT_NONE && - dec_codec->sample_fmts[1] != AV_SAMPLE_FMT_NONE) { - const enum AVSampleFormat *p; - int min_dec = -1, min_inc = -1; - - /* find a matching sample format in the encoder */ - for (p = dec_codec->sample_fmts; *p != AV_SAMPLE_FMT_NONE; p++) { - if (*p == enc->sample_fmt) { - dec->request_sample_fmt = *p; - return; - } else if (*p > enc->sample_fmt) { - min_inc = FFMIN(min_inc, *p - enc->sample_fmt); - } else - min_dec = FFMIN(min_dec, enc->sample_fmt - *p); - } - - /* if none match, provide the one that matches quality closest */ - dec->request_sample_fmt = min_inc > 0 ? enc->sample_fmt + min_inc : - enc->sample_fmt - min_dec; - } -} - -static void choose_sample_rate(AVStream *st, AVCodec *codec) -{ - if(codec && codec->supported_samplerates){ - const int *p= codec->supported_samplerates; - int best=0; - int best_dist=INT_MAX; - for(; *p; p++){ - int dist= abs(st->codec->sample_rate - *p); - if(dist < best_dist){ - best_dist= dist; - best= *p; - } - } - if(best_dist){ - av_log(st->codec, AV_LOG_WARNING, "Requested sampling rate unsupported using closest supported (%d)\n", best); - } - st->codec->sample_rate= best; - } -} - -static void choose_pixel_fmt(AVStream *st, AVCodec *codec) -{ - if(codec && codec->pix_fmts){ - const enum PixelFormat *p= codec->pix_fmts; - if(st->codec->strict_std_compliance <= FF_COMPLIANCE_UNOFFICIAL){ - if(st->codec->codec_id==CODEC_ID_MJPEG){ - p= (const enum PixelFormat[]){PIX_FMT_YUVJ420P, PIX_FMT_YUVJ422P, PIX_FMT_YUV420P, PIX_FMT_YUV422P, PIX_FMT_NONE}; - }else if(st->codec->codec_id==CODEC_ID_LJPEG){ - p= (const enum PixelFormat[]){PIX_FMT_YUVJ420P, PIX_FMT_YUVJ422P, PIX_FMT_YUVJ444P, PIX_FMT_YUV420P, PIX_FMT_YUV422P, PIX_FMT_YUV444P, PIX_FMT_BGRA, PIX_FMT_NONE}; - } - } - for(; *p!=-1; p++){ - if(*p == st->codec->pix_fmt) - break; - } - if (*p == -1) { - if(st->codec->pix_fmt != PIX_FMT_NONE) - av_log(NULL, AV_LOG_WARNING, - "Incompatible pixel format '%s' for codec '%s', auto-selecting format '%s'\n", - av_pix_fmt_descriptors[st->codec->pix_fmt].name, - codec->name, - av_pix_fmt_descriptors[codec->pix_fmts[0]].name); - st->codec->pix_fmt = codec->pix_fmts[0]; - } - } -} - -static OutputStream *new_output_stream(AVFormatContext *oc, int file_idx, AVCodec *codec) -{ - OutputStream *ost; - AVStream *st = av_new_stream(oc, oc->nb_streams < nb_streamid_map ? streamid_map[oc->nb_streams] : 0); - int idx = oc->nb_streams - 1; - - if (!st) { - av_log(NULL, AV_LOG_ERROR, "Could not alloc stream.\n"); - exit_program(1); - } - - output_streams_for_file[file_idx] = - grow_array(output_streams_for_file[file_idx], - sizeof(*output_streams_for_file[file_idx]), - &nb_output_streams_for_file[file_idx], - oc->nb_streams); - ost = output_streams_for_file[file_idx][idx] = - av_mallocz(sizeof(OutputStream)); - if (!ost) { - fprintf(stderr, "Could not alloc output stream\n"); - exit_program(1); - } - ost->file_index = file_idx; - ost->index = idx; - ost->st = st; - ost->enc = codec; - if (codec) - ost->opts = filter_codec_opts(codec_opts, codec->id, oc, st); - - avcodec_get_context_defaults3(st->codec, codec); - - ost->sws_flags = av_get_int(sws_opts, "sws_flags", NULL); - return ost; -} - -static int read_avserver_streams(AVFormatContext *s, const char *filename) -{ - int i, err; - AVFormatContext *ic = NULL; - - err = avformat_open_input(&ic, filename, NULL, NULL); - if (err < 0) - return err; - /* copy stream format */ - for(i=0;i<ic->nb_streams;i++) { - AVStream *st; - OutputStream *ost; - AVCodec *codec; - - codec = avcodec_find_encoder(ic->streams[i]->codec->codec_id); - ost = new_output_stream(s, nb_output_files, codec); - st = ost->st; - - // FIXME: a more elegant solution is needed - memcpy(st, ic->streams[i], sizeof(AVStream)); - st->info = NULL; - avcodec_copy_context(st->codec, ic->streams[i]->codec); - - if (st->codec->codec_type == AVMEDIA_TYPE_AUDIO) { - if (audio_stream_copy) { - st->stream_copy = 1; - } else - choose_sample_fmt(st, codec); - } else if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO) { - if (video_stream_copy) { - st->stream_copy = 1; - } else - choose_pixel_fmt(st, codec); - } - } - - av_close_input_file(ic); - return 0; -} - -static double -get_sync_ipts(const OutputStream *ost) -{ - const InputStream *ist = ost->sync_ist; - return (double)(ist->pts - start_time)/AV_TIME_BASE; -} - -static void write_frame(AVFormatContext *s, AVPacket *pkt, AVCodecContext *avctx, AVBitStreamFilterContext *bsfc){ - int ret; - - while(bsfc){ - AVPacket new_pkt= *pkt; - int a= av_bitstream_filter_filter(bsfc, avctx, NULL, - &new_pkt.data, &new_pkt.size, - pkt->data, pkt->size, - pkt->flags & AV_PKT_FLAG_KEY); - if(a>0){ - av_free_packet(pkt); - new_pkt.destruct= av_destruct_packet; - } else if(a<0){ - fprintf(stderr, "%s failed for stream %d, codec %s", - bsfc->filter->name, pkt->stream_index, - avctx->codec ? avctx->codec->name : "copy"); - print_error("", a); - if (exit_on_error) - exit_program(1); - } - *pkt= new_pkt; - - bsfc= bsfc->next; - } - - ret= av_interleaved_write_frame(s, pkt); - if(ret < 0){ - print_error("av_interleaved_write_frame()", ret); - exit_program(1); - } -} - -#define MAX_AUDIO_PACKET_SIZE (128 * 1024) - -static void do_audio_out(AVFormatContext *s, - OutputStream *ost, - InputStream *ist, - unsigned char *buf, int size) -{ - uint8_t *buftmp; - int64_t audio_out_size, audio_buf_size; - int64_t allocated_for_size= size; - - int size_out, frame_bytes, ret, resample_changed; - AVCodecContext *enc= ost->st->codec; - AVCodecContext *dec= ist->st->codec; - int osize = av_get_bytes_per_sample(enc->sample_fmt); - int isize = av_get_bytes_per_sample(dec->sample_fmt); - const int coded_bps = av_get_bits_per_sample(enc->codec->id); - -need_realloc: - audio_buf_size= (allocated_for_size + isize*dec->channels - 1) / (isize*dec->channels); - audio_buf_size= (audio_buf_size*enc->sample_rate + dec->sample_rate) / dec->sample_rate; - audio_buf_size= audio_buf_size*2 + 10000; //safety factors for the deprecated resampling API - audio_buf_size= FFMAX(audio_buf_size, enc->frame_size); - audio_buf_size*= osize*enc->channels; - - audio_out_size= FFMAX(audio_buf_size, enc->frame_size * osize * enc->channels); - if(coded_bps > 8*osize) - audio_out_size= audio_out_size * coded_bps / (8*osize); - audio_out_size += FF_MIN_BUFFER_SIZE; - - if(audio_out_size > INT_MAX || audio_buf_size > INT_MAX){ - fprintf(stderr, "Buffer sizes too large\n"); - exit_program(1); - } - - av_fast_malloc(&audio_buf, &allocated_audio_buf_size, audio_buf_size); - av_fast_malloc(&audio_out, &allocated_audio_out_size, audio_out_size); - if (!audio_buf || !audio_out){ - fprintf(stderr, "Out of memory in do_audio_out\n"); - exit_program(1); - } - - if (enc->channels != dec->channels || enc->sample_rate != dec->sample_rate) - ost->audio_resample = 1; - - resample_changed = ost->resample_sample_fmt != dec->sample_fmt || - ost->resample_channels != dec->channels || - ost->resample_sample_rate != dec->sample_rate; - - if ((ost->audio_resample && !ost->resample) || resample_changed) { - if (resample_changed) { - av_log(NULL, AV_LOG_INFO, "Input stream #%d.%d frame changed from rate:%d fmt:%s ch:%d to rate:%d fmt:%s ch:%d\n", - ist->file_index, ist->st->index, - ost->resample_sample_rate, av_get_sample_fmt_name(ost->resample_sample_fmt), ost->resample_channels, - dec->sample_rate, av_get_sample_fmt_name(dec->sample_fmt), dec->channels); - ost->resample_sample_fmt = dec->sample_fmt; - ost->resample_channels = dec->channels; - ost->resample_sample_rate = dec->sample_rate; - if (ost->resample) - audio_resample_close(ost->resample); - } - /* if audio_sync_method is >1 the resampler is needed for audio drift compensation */ - if (audio_sync_method <= 1 && - ost->resample_sample_fmt == enc->sample_fmt && - ost->resample_channels == enc->channels && - ost->resample_sample_rate == enc->sample_rate) { - ost->resample = NULL; - ost->audio_resample = 0; - } else if (ost->audio_resample) { - if (dec->sample_fmt != AV_SAMPLE_FMT_S16) - fprintf(stderr, "Warning, using s16 intermediate sample format for resampling\n"); - ost->resample = av_audio_resample_init(enc->channels, dec->channels, - enc->sample_rate, dec->sample_rate, - enc->sample_fmt, dec->sample_fmt, - 16, 10, 0, 0.8); - if (!ost->resample) { - fprintf(stderr, "Can not resample %d channels @ %d Hz to %d channels @ %d Hz\n", - dec->channels, dec->sample_rate, - enc->channels, enc->sample_rate); - exit_program(1); - } - } - } - -#define MAKE_SFMT_PAIR(a,b) ((a)+AV_SAMPLE_FMT_NB*(b)) - if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt && - MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt)!=ost->reformat_pair) { - if (ost->reformat_ctx) - av_audio_convert_free(ost->reformat_ctx); - ost->reformat_ctx = av_audio_convert_alloc(enc->sample_fmt, 1, - dec->sample_fmt, 1, NULL, 0); - if (!ost->reformat_ctx) { - fprintf(stderr, "Cannot convert %s sample format to %s sample format\n", - av_get_sample_fmt_name(dec->sample_fmt), - av_get_sample_fmt_name(enc->sample_fmt)); - exit_program(1); - } - ost->reformat_pair=MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt); - } - - if(audio_sync_method){ - double delta = get_sync_ipts(ost) * enc->sample_rate - ost->sync_opts - - av_fifo_size(ost->fifo)/(enc->channels * 2); - double idelta= delta*dec->sample_rate / enc->sample_rate; - int byte_delta= ((int)idelta)*2*dec->channels; - - //FIXME resample delay - if(fabs(delta) > 50){ - if(ist->is_start || fabs(delta) > audio_drift_threshold*enc->sample_rate){ - if(byte_delta < 0){ - byte_delta= FFMAX(byte_delta, -size); - size += byte_delta; - buf -= byte_delta; - if(verbose > 2) - fprintf(stderr, "discarding %d audio samples\n", (int)-delta); - if(!size) - return; - ist->is_start=0; - }else{ - static uint8_t *input_tmp= NULL; - input_tmp= av_realloc(input_tmp, byte_delta + size); - - if(byte_delta > allocated_for_size - size){ - allocated_for_size= byte_delta + (int64_t)size; - goto need_realloc; - } - ist->is_start=0; - - memset(input_tmp, 0, byte_delta); - memcpy(input_tmp + byte_delta, buf, size); - buf= input_tmp; - size += byte_delta; - if(verbose > 2) - fprintf(stderr, "adding %d audio samples of silence\n", (int)delta); - } - }else if(audio_sync_method>1){ - int comp= av_clip(delta, -audio_sync_method, audio_sync_method); - av_assert0(ost->audio_resample); - if(verbose > 2) - fprintf(stderr, "compensating audio timestamp drift:%f compensation:%d in:%d\n", delta, comp, enc->sample_rate); -// fprintf(stderr, "drift:%f len:%d opts:%"PRId64" ipts:%"PRId64" fifo:%d\n", delta, -1, ost->sync_opts, (int64_t)(get_sync_ipts(ost) * enc->sample_rate), av_fifo_size(ost->fifo)/(ost->st->codec->channels * 2)); - av_resample_compensate(*(struct AVResampleContext**)ost->resample, comp, enc->sample_rate); - } - } - }else - ost->sync_opts= lrintf(get_sync_ipts(ost) * enc->sample_rate) - - av_fifo_size(ost->fifo)/(enc->channels * 2); //FIXME wrong - - if (ost->audio_resample) { - buftmp = audio_buf; - size_out = audio_resample(ost->resample, - (short *)buftmp, (short *)buf, - size / (dec->channels * isize)); - size_out = size_out * enc->channels * osize; - } else { - buftmp = buf; - size_out = size; - } - - if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt) { - const void *ibuf[6]= {buftmp}; - void *obuf[6]= {audio_buf}; - int istride[6]= {isize}; - int ostride[6]= {osize}; - int len= size_out/istride[0]; - if (av_audio_convert(ost->reformat_ctx, obuf, ostride, ibuf, istride, len)<0) { - printf("av_audio_convert() failed\n"); - if (exit_on_error) - exit_program(1); - return; - } - buftmp = audio_buf; - size_out = len*osize; - } - - /* now encode as many frames as possible */ - if (enc->frame_size > 1) { - /* output resampled raw samples */ - if (av_fifo_realloc2(ost->fifo, av_fifo_size(ost->fifo) + size_out) < 0) { - fprintf(stderr, "av_fifo_realloc2() failed\n"); - exit_program(1); - } - av_fifo_generic_write(ost->fifo, buftmp, size_out, NULL); - - frame_bytes = enc->frame_size * osize * enc->channels; - - while (av_fifo_size(ost->fifo) >= frame_bytes) { - AVPacket pkt; - av_init_packet(&pkt); - - av_fifo_generic_read(ost->fifo, audio_buf, frame_bytes, NULL); - - //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio() - - ret = avcodec_encode_audio(enc, audio_out, audio_out_size, - (short *)audio_buf); - if (ret < 0) { - fprintf(stderr, "Audio encoding failed\n"); - exit_program(1); - } - audio_size += ret; - pkt.stream_index= ost->index; - pkt.data= audio_out; - pkt.size= ret; - if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE) - pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base); - pkt.flags |= AV_PKT_FLAG_KEY; - write_frame(s, &pkt, enc, ost->bitstream_filters); - - ost->sync_opts += enc->frame_size; - } - } else { - AVPacket pkt; - av_init_packet(&pkt); - - ost->sync_opts += size_out / (osize * enc->channels); - - /* output a pcm frame */ - /* determine the size of the coded buffer */ - size_out /= osize; - if (coded_bps) - size_out = size_out*coded_bps/8; - - if(size_out > audio_out_size){ - fprintf(stderr, "Internal error, buffer size too small\n"); - exit_program(1); - } - - //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio() - ret = avcodec_encode_audio(enc, audio_out, size_out, - (short *)buftmp); - if (ret < 0) { - fprintf(stderr, "Audio encoding failed\n"); - exit_program(1); - } - audio_size += ret; - pkt.stream_index= ost->index; - pkt.data= audio_out; - pkt.size= ret; - if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE) - pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base); - pkt.flags |= AV_PKT_FLAG_KEY; - write_frame(s, &pkt, enc, ost->bitstream_filters); - } -} - -static void pre_process_video_frame(InputStream *ist, AVPicture *picture, void **bufp) -{ - AVCodecContext *dec; - AVPicture *picture2; - AVPicture picture_tmp; - uint8_t *buf = 0; - - dec = ist->st->codec; - - /* deinterlace : must be done before any resize */ - if (do_deinterlace) { - int size; - - /* create temporary picture */ - size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height); - buf = av_malloc(size); - if (!buf) - return; - - picture2 = &picture_tmp; - avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height); - - if(avpicture_deinterlace(picture2, picture, - dec->pix_fmt, dec->width, dec->height) < 0) { - /* if error, do not deinterlace */ - fprintf(stderr, "Deinterlacing failed\n"); - av_free(buf); - buf = NULL; - picture2 = picture; - } - } else { - picture2 = picture; - } - - if (picture != picture2) - *picture = *picture2; - *bufp = buf; -} - -/* we begin to correct av delay at this threshold */ -#define AV_DELAY_MAX 0.100 - -static void do_subtitle_out(AVFormatContext *s, - OutputStream *ost, - InputStream *ist, - AVSubtitle *sub, - int64_t pts) -{ - static uint8_t *subtitle_out = NULL; - int subtitle_out_max_size = 1024 * 1024; - int subtitle_out_size, nb, i; - AVCodecContext *enc; - AVPacket pkt; - - if (pts == AV_NOPTS_VALUE) { - fprintf(stderr, "Subtitle packets must have a pts\n"); - if (exit_on_error) - exit_program(1); - return; - } - - enc = ost->st->codec; - - if (!subtitle_out) { - subtitle_out = av_malloc(subtitle_out_max_size); - } - - /* Note: DVB subtitle need one packet to draw them and one other - packet to clear them */ - /* XXX: signal it in the codec context ? */ - if (enc->codec_id == CODEC_ID_DVB_SUBTITLE) - nb = 2; - else - nb = 1; - - for(i = 0; i < nb; i++) { - sub->pts = av_rescale_q(pts, ist->st->time_base, AV_TIME_BASE_Q); - // start_display_time is required to be 0 - sub->pts += av_rescale_q(sub->start_display_time, (AVRational){1, 1000}, AV_TIME_BASE_Q); - sub->end_display_time -= sub->start_display_time; - sub->start_display_time = 0; - subtitle_out_size = avcodec_encode_subtitle(enc, subtitle_out, - subtitle_out_max_size, sub); - if (subtitle_out_size < 0) { - fprintf(stderr, "Subtitle encoding failed\n"); - exit_program(1); - } - - av_init_packet(&pkt); - pkt.stream_index = ost->index; - pkt.data = subtitle_out; - pkt.size = subtitle_out_size; - pkt.pts = av_rescale_q(sub->pts, AV_TIME_BASE_Q, ost->st->time_base); - if (enc->codec_id == CODEC_ID_DVB_SUBTITLE) { - /* XXX: the pts correction is handled here. Maybe handling - it in the codec would be better */ - if (i == 0) - pkt.pts += 90 * sub->start_display_time; - else - pkt.pts += 90 * sub->end_display_time; - } - write_frame(s, &pkt, ost->st->codec, ost->bitstream_filters); - } -} - -static int bit_buffer_size= 1024*256; -static uint8_t *bit_buffer= NULL; - -static void do_video_out(AVFormatContext *s, - OutputStream *ost, - InputStream *ist, - AVFrame *in_picture, - int *frame_size, float quality) -{ - int nb_frames, i, ret, resample_changed; - AVFrame *final_picture, *formatted_picture; - AVCodecContext *enc, *dec; - double sync_ipts; - - enc = ost->st->codec; - dec = ist->st->codec; - - sync_ipts = get_sync_ipts(ost) / av_q2d(enc->time_base); - - /* by default, we output a single frame */ - nb_frames = 1; - - *frame_size = 0; - - if(video_sync_method){ - double vdelta = sync_ipts - ost->sync_opts; - //FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c - if (vdelta < -1.1) - nb_frames = 0; - else if (video_sync_method == 2 || (video_sync_method<0 && (s->oformat->flags & AVFMT_VARIABLE_FPS))){ - if(vdelta<=-0.6){ - nb_frames=0; - }else if(vdelta>0.6) - ost->sync_opts= lrintf(sync_ipts); - }else if (vdelta > 1.1) - nb_frames = lrintf(vdelta); -//fprintf(stderr, "vdelta:%f, ost->sync_opts:%"PRId64", ost->sync_ipts:%f nb_frames:%d\n", vdelta, ost->sync_opts, get_sync_ipts(ost), nb_frames); - if (nb_frames == 0){ - ++nb_frames_drop; - if (verbose>2) - fprintf(stderr, "*** drop!\n"); - }else if (nb_frames > 1) { - nb_frames_dup += nb_frames - 1; - if (verbose>2) - fprintf(stderr, "*** %d dup!\n", nb_frames-1); - } - }else - ost->sync_opts= lrintf(sync_ipts); - - nb_frames= FFMIN(nb_frames, max_frames[AVMEDIA_TYPE_VIDEO] - ost->frame_number); - if (nb_frames <= 0) - return; - - formatted_picture = in_picture; - final_picture = formatted_picture; - - resample_changed = ost->resample_width != dec->width || - ost->resample_height != dec->height || - ost->resample_pix_fmt != dec->pix_fmt; - - if (resample_changed) { - av_log(NULL, AV_LOG_INFO, - "Input stream #%d.%d frame changed from size:%dx%d fmt:%s to size:%dx%d fmt:%s\n", - ist->file_index, ist->st->index, - ost->resample_width, ost->resample_height, av_get_pix_fmt_name(ost->resample_pix_fmt), - dec->width , dec->height , av_get_pix_fmt_name(dec->pix_fmt)); - if(!ost->video_resample) - exit_program(1); - } - -#if !CONFIG_AVFILTER - if (ost->video_resample) { - final_picture = &ost->pict_tmp; - if (resample_changed) { - /* initialize a new scaler context */ - sws_freeContext(ost->img_resample_ctx); - ost->img_resample_ctx = sws_getContext( - ist->st->codec->width, - ist->st->codec->height, - ist->st->codec->pix_fmt, - ost->st->codec->width, - ost->st->codec->height, - ost->st->codec->pix_fmt, - ost->sws_flags, NULL, NULL, NULL); - if (ost->img_resample_ctx == NULL) { - fprintf(stderr, "Cannot get resampling context\n"); - exit_program(1); - } - } - sws_scale(ost->img_resample_ctx, formatted_picture->data, formatted_picture->linesize, - 0, ost->resample_height, final_picture->data, final_picture->linesize); - } -#endif - - /* duplicates frame if needed */ - for(i=0;i<nb_frames;i++) { - AVPacket pkt; - av_init_packet(&pkt); - pkt.stream_index= ost->index; - - if (s->oformat->flags & AVFMT_RAWPICTURE) { - /* raw pictures are written as AVPicture structure to - avoid any copies. We support temorarily the older - method. */ - AVFrame* old_frame = enc->coded_frame; - enc->coded_frame = dec->coded_frame; //FIXME/XXX remove this hack - pkt.data= (uint8_t *)final_picture; - pkt.size= sizeof(AVPicture); - pkt.pts= av_rescale_q(ost->sync_opts, enc->time_base, ost->st->time_base); - pkt.flags |= AV_PKT_FLAG_KEY; - - write_frame(s, &pkt, ost->st->codec, ost->bitstream_filters); - enc->coded_frame = old_frame; - } else { - AVFrame big_picture; - - big_picture= *final_picture; - /* better than nothing: use input picture interlaced - settings */ - big_picture.interlaced_frame = in_picture->interlaced_frame; - if (ost->st->codec->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME)) { - if(top_field_first == -1) - big_picture.top_field_first = in_picture->top_field_first; - else - big_picture.top_field_first = top_field_first; - } - - /* handles sameq here. This is not correct because it may - not be a global option */ - big_picture.quality = quality; - if(!me_threshold) - big_picture.pict_type = 0; -// big_picture.pts = AV_NOPTS_VALUE; - big_picture.pts= ost->sync_opts; -// big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->time_base.num, enc->time_base.den); -//av_log(NULL, AV_LOG_DEBUG, "%"PRId64" -> encoder\n", ost->sync_opts); - if (ost->forced_kf_index < ost->forced_kf_count && - big_picture.pts >= ost->forced_kf_pts[ost->forced_kf_index]) { - big_picture.pict_type = AV_PICTURE_TYPE_I; - ost->forced_kf_index++; - } - ret = avcodec_encode_video(enc, - bit_buffer, bit_buffer_size, - &big_picture); - if (ret < 0) { - fprintf(stderr, "Video encoding failed\n"); - exit_program(1); - } - - if(ret>0){ - pkt.data= bit_buffer; - pkt.size= ret; - if(enc->coded_frame->pts != AV_NOPTS_VALUE) - pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base); -/*av_log(NULL, AV_LOG_DEBUG, "encoder -> %"PRId64"/%"PRId64"\n", - pkt.pts != AV_NOPTS_VALUE ? av_rescale(pkt.pts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1, - pkt.dts != AV_NOPTS_VALUE ? av_rescale(pkt.dts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1);*/ - - if(enc->coded_frame->key_frame) - pkt.flags |= AV_PKT_FLAG_KEY; - write_frame(s, &pkt, ost->st->codec, ost->bitstream_filters); - *frame_size = ret; - video_size += ret; - //fprintf(stderr,"\nFrame: %3d size: %5d type: %d", - // enc->frame_number-1, ret, enc->pict_type); - /* if two pass, output log */ - if (ost->logfile && enc->stats_out) { - fprintf(ost->logfile, "%s", enc->stats_out); - } - } - } - ost->sync_opts++; - ost->frame_number++; - } -} - -static double psnr(double d){ - return -10.0*log(d)/log(10.0); -} - -static void do_video_stats(AVFormatContext *os, OutputStream *ost, - int frame_size) -{ - AVCodecContext *enc; - int frame_number; - double ti1, bitrate, avg_bitrate; - - /* this is executed just the first time do_video_stats is called */ - if (!vstats_file) { - vstats_file = fopen(vstats_filename, "w"); - if (!vstats_file) { - perror("fopen"); - exit_program(1); - } - } - - enc = ost->st->codec; - if (enc->codec_type == AVMEDIA_TYPE_VIDEO) { - frame_number = ost->frame_number; - fprintf(vstats_file, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA); - if (enc->flags&CODEC_FLAG_PSNR) - fprintf(vstats_file, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0))); - - fprintf(vstats_file,"f_size= %6d ", frame_size); - /* compute pts value */ - ti1 = ost->sync_opts * av_q2d(enc->time_base); - if (ti1 < 0.01) - ti1 = 0.01; - - bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0; - avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0; - fprintf(vstats_file, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ", - (double)video_size / 1024, ti1, bitrate, avg_bitrate); - fprintf(vstats_file, "type= %c\n", av_get_picture_type_char(enc->coded_frame->pict_type)); - } -} - -static void print_report(AVFormatContext **output_files, - OutputStream **ost_table, int nb_ostreams, - int is_last_report) -{ - char buf[1024]; - OutputStream *ost; - AVFormatContext *oc; - int64_t total_size; - AVCodecContext *enc; - int frame_number, vid, i; - double bitrate, ti1, pts; - static int64_t last_time = -1; - static int qp_histogram[52]; - - if (!is_last_report) { - int64_t cur_time; - /* display the report every 0.5 seconds */ - cur_time = av_gettime(); - if (last_time == -1) { - last_time = cur_time; - return; - } - if ((cur_time - last_time) < 500000) - return; - last_time = cur_time; - } - - - oc = output_files[0]; - - total_size = avio_size(oc->pb); - if(total_size<0) // FIXME improve avio_size() so it works with non seekable output too - total_size= avio_tell(oc->pb); - - buf[0] = '\0'; - ti1 = 1e10; - vid = 0; - for(i=0;i<nb_ostreams;i++) { - float q = -1; - ost = ost_table[i]; - enc = ost->st->codec; - if (!ost->st->stream_copy && enc->coded_frame) - q = enc->coded_frame->quality/(float)FF_QP2LAMBDA; - if (vid && enc->codec_type == AVMEDIA_TYPE_VIDEO) { - snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ", q); - } - if (!vid && enc->codec_type == AVMEDIA_TYPE_VIDEO) { - float t = (av_gettime()-timer_start) / 1000000.0; - - frame_number = ost->frame_number; - snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d fps=%3d q=%3.1f ", - frame_number, (t>1)?(int)(frame_number/t+0.5) : 0, q); - if(is_last_report) - snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L"); - if(qp_hist){ - int j; - int qp = lrintf(q); - if(qp>=0 && qp<FF_ARRAY_ELEMS(qp_histogram)) - qp_histogram[qp]++; - for(j=0; j<32; j++) - snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%X", (int)lrintf(log(qp_histogram[j]+1)/log(2))); - } - if (enc->flags&CODEC_FLAG_PSNR){ - int j; - double error, error_sum=0; - double scale, scale_sum=0; - char type[3]= {'Y','U','V'}; - snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR="); - for(j=0; j<3; j++){ - if(is_last_report){ - error= enc->error[j]; - scale= enc->width*enc->height*255.0*255.0*frame_number; - }else{ - error= enc->coded_frame->error[j]; - scale= enc->width*enc->height*255.0*255.0; - } - if(j) scale/=4; - error_sum += error; - scale_sum += scale; - snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale)); - } - snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum)); - } - vid = 1; - } - /* compute min output value */ - pts = (double)ost->st->pts.val * av_q2d(ost->st->time_base); - if ((pts < ti1) && (pts > 0)) - ti1 = pts; - } - if (ti1 < 0.01) - ti1 = 0.01; - - if (verbose > 0 || is_last_report) { - bitrate = (double)(total_size * 8) / ti1 / 1000.0; - - snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), - "size=%8.0fkB time=%0.2f bitrate=%6.1fkbits/s", - (double)total_size / 1024, ti1, bitrate); - - if (nb_frames_dup || nb_frames_drop) - snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d", - nb_frames_dup, nb_frames_drop); - - if (verbose >= 0) - fprintf(stderr, "%s \r", buf); - - fflush(stderr); - } - - if (is_last_report && verbose >= 0){ - int64_t raw= audio_size + video_size + extra_size; - fprintf(stderr, "\n"); - fprintf(stderr, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n", - video_size/1024.0, - audio_size/1024.0, - extra_size/1024.0, - 100.0*(total_size - raw)/raw - ); - } -} - -static void generate_silence(uint8_t* buf, enum AVSampleFormat sample_fmt, size_t size) -{ - int fill_char = 0x00; - if (sample_fmt == AV_SAMPLE_FMT_U8) - fill_char = 0x80; - memset(buf, fill_char, size); -} - -/* pkt = NULL means EOF (needed to flush decoder buffers) */ -static int output_packet(InputStream *ist, int ist_index, - OutputStream **ost_table, int nb_ostreams, - const AVPacket *pkt) -{ - AVFormatContext *os; - OutputStream *ost; - int ret, i; - int got_output; - AVFrame picture; - void *buffer_to_free = NULL; - static unsigned int samples_size= 0; - AVSubtitle subtitle, *subtitle_to_free; - int64_t pkt_pts = AV_NOPTS_VALUE; -#if CONFIG_AVFILTER - int frame_available; -#endif - float quality; - - AVPacket avpkt; - int bps = av_get_bytes_per_sample(ist->st->codec->sample_fmt); - - if(ist->next_pts == AV_NOPTS_VALUE) - ist->next_pts= ist->pts; - - if (pkt == NULL) { - /* EOF handling */ - av_init_packet(&avpkt); - avpkt.data = NULL; - avpkt.size = 0; - goto handle_eof; - } else { - avpkt = *pkt; - } - - if(pkt->dts != AV_NOPTS_VALUE) - ist->next_pts = ist->pts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q); - if(pkt->pts != AV_NOPTS_VALUE) - pkt_pts = av_rescale_q(pkt->pts, ist->st->time_base, AV_TIME_BASE_Q); - - //while we have more to decode or while the decoder did output something on EOF - while (avpkt.size > 0 || (!pkt && got_output)) { - uint8_t *data_buf, *decoded_data_buf; - int data_size, decoded_data_size; - handle_eof: - ist->pts= ist->next_pts; - - if(avpkt.size && avpkt.size != pkt->size && - ((!ist->showed_multi_packet_warning && verbose>0) || verbose>1)){ - fprintf(stderr, "Multiple frames in a packet from stream %d\n", pkt->stream_index); - ist->showed_multi_packet_warning=1; - } - - /* decode the packet if needed */ - decoded_data_buf = NULL; /* fail safe */ - decoded_data_size= 0; - data_buf = avpkt.data; - data_size = avpkt.size; - subtitle_to_free = NULL; - if (ist->decoding_needed) { - switch(ist->st->codec->codec_type) { - case AVMEDIA_TYPE_AUDIO:{ - if(pkt && samples_size < FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE)) { - samples_size = FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE); - av_free(samples); - samples= av_malloc(samples_size); - } - decoded_data_size= samples_size; - /* XXX: could avoid copy if PCM 16 bits with same - endianness as CPU */ - ret = avcodec_decode_audio3(ist->st->codec, samples, &decoded_data_size, - &avpkt); - if (ret < 0) - return ret; - avpkt.data += ret; - avpkt.size -= ret; - data_size = ret; - got_output = decoded_data_size > 0; - /* Some bug in mpeg audio decoder gives */ - /* decoded_data_size < 0, it seems they are overflows */ - if (!got_output) { - /* no audio frame */ - continue; - } - decoded_data_buf = (uint8_t *)samples; - ist->next_pts += ((int64_t)AV_TIME_BASE/bps * decoded_data_size) / - (ist->st->codec->sample_rate * ist->st->codec->channels); - break;} - case AVMEDIA_TYPE_VIDEO: - decoded_data_size = (ist->st->codec->width * ist->st->codec->height * 3) / 2; - /* XXX: allocate picture correctly */ - avcodec_get_frame_defaults(&picture); - avpkt.pts = pkt_pts; - avpkt.dts = ist->pts; - pkt_pts = AV_NOPTS_VALUE; - - ret = avcodec_decode_video2(ist->st->codec, - &picture, &got_output, &avpkt); - quality = same_quality ? picture.quality : 0; - if (ret < 0) - return ret; - if (!got_output) { - /* no picture yet */ - goto discard_packet; - } - ist->next_pts = ist->pts = guess_correct_pts(&ist->pts_ctx, picture.pkt_pts, picture.pkt_dts); - if (ist->st->codec->time_base.num != 0) { - int ticks= ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame; - ist->next_pts += ((int64_t)AV_TIME_BASE * - ist->st->codec->time_base.num * ticks) / - ist->st->codec->time_base.den; - } - avpkt.size = 0; - buffer_to_free = NULL; - pre_process_video_frame(ist, (AVPicture *)&picture, &buffer_to_free); - break; - case AVMEDIA_TYPE_SUBTITLE: - ret = avcodec_decode_subtitle2(ist->st->codec, - &subtitle, &got_output, &avpkt); - if (ret < 0) - return ret; - if (!got_output) { - goto discard_packet; - } - subtitle_to_free = &subtitle; - avpkt.size = 0; - break; - default: - return -1; - } - } else { - switch(ist->st->codec->codec_type) { - case AVMEDIA_TYPE_AUDIO: - ist->next_pts += ((int64_t)AV_TIME_BASE * ist->st->codec->frame_size) / - ist->st->codec->sample_rate; - break; - case AVMEDIA_TYPE_VIDEO: - if (ist->st->codec->time_base.num != 0) { - int ticks= ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame; - ist->next_pts += ((int64_t)AV_TIME_BASE * - ist->st->codec->time_base.num * ticks) / - ist->st->codec->time_base.den; - } - break; - } - ret = avpkt.size; - avpkt.size = 0; - } - -#if CONFIG_AVFILTER - if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) { - for (i = 0; i < nb_ostreams; i++) { - ost = ost_table[i]; - if (ost->input_video_filter && ost->source_index == ist_index) { - AVRational sar; - if (ist->st->sample_aspect_ratio.num) - sar = ist->st->sample_aspect_ratio; - else - sar = ist->st->codec->sample_aspect_ratio; - // add it to be filtered - av_vsrc_buffer_add_frame(ost->input_video_filter, &picture, - ist->pts, - sar); - } - } - } -#endif - - // preprocess audio (volume) - if (ist->st->codec->codec_type == AVMEDIA_TYPE_AUDIO) { - if (audio_volume != 256) { - short *volp; - volp = samples; - for(i=0;i<(decoded_data_size / sizeof(short));i++) { - int v = ((*volp) * audio_volume + 128) >> 8; - if (v < -32768) v = -32768; - if (v > 32767) v = 32767; - *volp++ = v; - } - } - } - - /* frame rate emulation */ - if (rate_emu) { - int64_t pts = av_rescale(ist->pts, 1000000, AV_TIME_BASE); - int64_t now = av_gettime() - ist->start; - if (pts > now) - usleep(pts - now); - } - /* if output time reached then transcode raw format, - encode packets and output them */ - if (start_time == 0 || ist->pts >= start_time) - for(i=0;i<nb_ostreams;i++) { - int frame_size; - - ost = ost_table[i]; - if (ost->source_index == ist_index) { -#if CONFIG_AVFILTER - frame_available = ist->st->codec->codec_type != AVMEDIA_TYPE_VIDEO || - !ost->output_video_filter || avfilter_poll_frame(ost->output_video_filter->inputs[0]); - while (frame_available) { - AVRational ist_pts_tb; - if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && ost->output_video_filter) - get_filtered_video_frame(ost->output_video_filter, &picture, &ost->picref, &ist_pts_tb); - if (ost->picref) - ist->pts = av_rescale_q(ost->picref->pts, ist_pts_tb, AV_TIME_BASE_Q); -#endif - os = output_files[ost->file_index]; - - /* set the input output pts pairs */ - //ost->sync_ipts = (double)(ist->pts + input_files[ist->file_index].ts_offset - start_time)/ AV_TIME_BASE; - - if (ost->encoding_needed) { - av_assert0(ist->decoding_needed); - switch(ost->st->codec->codec_type) { - case AVMEDIA_TYPE_AUDIO: - do_audio_out(os, ost, ist, decoded_data_buf, decoded_data_size); - break; - case AVMEDIA_TYPE_VIDEO: -#if CONFIG_AVFILTER - if (ost->picref->video && !ost->frame_aspect_ratio) - ost->st->codec->sample_aspect_ratio = ost->picref->video->pixel_aspect; -#endif - do_video_out(os, ost, ist, &picture, &frame_size, - same_quality ? quality : ost->st->codec->global_quality); - if (vstats_filename && frame_size) - do_video_stats(os, ost, frame_size); - break; - case AVMEDIA_TYPE_SUBTITLE: - do_subtitle_out(os, ost, ist, &subtitle, - pkt->pts); - break; - default: - abort(); - } - } else { - AVFrame avframe; //FIXME/XXX remove this - AVPacket opkt; - int64_t ost_tb_start_time= av_rescale_q(start_time, AV_TIME_BASE_Q, ost->st->time_base); - - av_init_packet(&opkt); - - if ((!ost->frame_number && !(pkt->flags & AV_PKT_FLAG_KEY)) && !copy_initial_nonkeyframes) -#if !CONFIG_AVFILTER - continue; -#else - goto cont; -#endif - - /* no reencoding needed : output the packet directly */ - /* force the input stream PTS */ - - avcodec_get_frame_defaults(&avframe); - ost->st->codec->coded_frame= &avframe; - avframe.key_frame = pkt->flags & AV_PKT_FLAG_KEY; - - if(ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO) - audio_size += data_size; - else if (ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) { - video_size += data_size; - ost->sync_opts++; - } - - opkt.stream_index= ost->index; - if(pkt->pts != AV_NOPTS_VALUE) - opkt.pts= av_rescale_q(pkt->pts, ist->st->time_base, ost->st->time_base) - ost_tb_start_time; - else - opkt.pts= AV_NOPTS_VALUE; - - if (pkt->dts == AV_NOPTS_VALUE) - opkt.dts = av_rescale_q(ist->pts, AV_TIME_BASE_Q, ost->st->time_base); - else - opkt.dts = av_rescale_q(pkt->dts, ist->st->time_base, ost->st->time_base); - opkt.dts -= ost_tb_start_time; - - opkt.duration = av_rescale_q(pkt->duration, ist->st->time_base, ost->st->time_base); - opkt.flags= pkt->flags; - - //FIXME remove the following 2 lines they shall be replaced by the bitstream filters - if( ost->st->codec->codec_id != CODEC_ID_H264 - && ost->st->codec->codec_id != CODEC_ID_MPEG1VIDEO - && ost->st->codec->codec_id != CODEC_ID_MPEG2VIDEO - ) { - if(av_parser_change(ist->st->parser, ost->st->codec, &opkt.data, &opkt.size, data_buf, data_size, pkt->flags & AV_PKT_FLAG_KEY)) - opkt.destruct= av_destruct_packet; - } else { - opkt.data = data_buf; - opkt.size = data_size; - } - - write_frame(os, &opkt, ost->st->codec, ost->bitstream_filters); - ost->st->codec->frame_number++; - ost->frame_number++; - av_free_packet(&opkt); - } -#if CONFIG_AVFILTER - cont: - frame_available = (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) && - ost->output_video_filter && avfilter_poll_frame(ost->output_video_filter->inputs[0]); - if (ost->picref) - avfilter_unref_buffer(ost->picref); - } -#endif - } - } - - av_free(buffer_to_free); - /* XXX: allocate the subtitles in the codec ? */ - if (subtitle_to_free) { - avsubtitle_free(subtitle_to_free); - subtitle_to_free = NULL; - } - } - discard_packet: - if (pkt == NULL) { - /* EOF handling */ - - for(i=0;i<nb_ostreams;i++) { - ost = ost_table[i]; - if (ost->source_index == ist_index) { - AVCodecContext *enc= ost->st->codec; - os = output_files[ost->file_index]; - - if(ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO && enc->frame_size <=1) - continue; - if(ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE)) - continue; - - if (ost->encoding_needed) { - for(;;) { - AVPacket pkt; - int fifo_bytes; - av_init_packet(&pkt); - pkt.stream_index= ost->index; - - switch(ost->st->codec->codec_type) { - case AVMEDIA_TYPE_AUDIO: - fifo_bytes = av_fifo_size(ost->fifo); - ret = 0; - /* encode any samples remaining in fifo */ - if (fifo_bytes > 0) { - int osize = av_get_bytes_per_sample(enc->sample_fmt); - int fs_tmp = enc->frame_size; - - av_fifo_generic_read(ost->fifo, audio_buf, fifo_bytes, NULL); - if (enc->codec->capabilities & CODEC_CAP_SMALL_LAST_FRAME) { - enc->frame_size = fifo_bytes / (osize * enc->channels); - } else { /* pad */ - int frame_bytes = enc->frame_size*osize*enc->channels; - if (allocated_audio_buf_size < frame_bytes) - exit_program(1); - generate_silence(audio_buf+fifo_bytes, enc->sample_fmt, frame_bytes - fifo_bytes); - } - - ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, (short *)audio_buf); - pkt.duration = av_rescale((int64_t)enc->frame_size*ost->st->time_base.den, - ost->st->time_base.num, enc->sample_rate); - enc->frame_size = fs_tmp; - } - if(ret <= 0) { - ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, NULL); - } - if (ret < 0) { - fprintf(stderr, "Audio encoding failed\n"); - exit_program(1); - } - audio_size += ret; - pkt.flags |= AV_PKT_FLAG_KEY; - break; - case AVMEDIA_TYPE_VIDEO: - ret = avcodec_encode_video(enc, bit_buffer, bit_buffer_size, NULL); - if (ret < 0) { - fprintf(stderr, "Video encoding failed\n"); - exit_program(1); - } - video_size += ret; - if(enc->coded_frame && enc->coded_frame->key_frame) - pkt.flags |= AV_PKT_FLAG_KEY; - if (ost->logfile && enc->stats_out) { - fprintf(ost->logfile, "%s", enc->stats_out); - } - break; - default: - ret=-1; - } - - if(ret<=0) - break; - pkt.data= bit_buffer; - pkt.size= ret; - if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE) - pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base); - write_frame(os, &pkt, ost->st->codec, ost->bitstream_filters); - } - } - } - } - } - - return 0; -} - -static void print_sdp(AVFormatContext **avc, int n) -{ - char sdp[2048]; - - av_sdp_create(avc, n, sdp, sizeof(sdp)); - printf("SDP:\n%s\n", sdp); - fflush(stdout); -} - -static int copy_chapters(int infile, int outfile) -{ - AVFormatContext *is = input_files[infile].ctx; - AVFormatContext *os = output_files[outfile]; - int i; - - for (i = 0; i < is->nb_chapters; i++) { - AVChapter *in_ch = is->chapters[i], *out_ch; - int64_t ts_off = av_rescale_q(start_time - input_files[infile].ts_offset, - AV_TIME_BASE_Q, in_ch->time_base); - int64_t rt = (recording_time == INT64_MAX) ? INT64_MAX : - av_rescale_q(recording_time, AV_TIME_BASE_Q, in_ch->time_base); - - - if (in_ch->end < ts_off) - continue; - if (rt != INT64_MAX && in_ch->start > rt + ts_off) - break; - - out_ch = av_mallocz(sizeof(AVChapter)); - if (!out_ch) - return AVERROR(ENOMEM); - - out_ch->id = in_ch->id; - out_ch->time_base = in_ch->time_base; - out_ch->start = FFMAX(0, in_ch->start - ts_off); - out_ch->end = FFMIN(rt, in_ch->end - ts_off); - - if (metadata_chapters_autocopy) - av_dict_copy(&out_ch->metadata, in_ch->metadata, 0); - - os->nb_chapters++; - os->chapters = av_realloc(os->chapters, sizeof(AVChapter)*os->nb_chapters); - if (!os->chapters) - return AVERROR(ENOMEM); - os->chapters[os->nb_chapters - 1] = out_ch; - } - return 0; -} - -static void parse_forced_key_frames(char *kf, OutputStream *ost, - AVCodecContext *avctx) -{ - char *p; - int n = 1, i; - int64_t t; - - for (p = kf; *p; p++) - if (*p == ',') - n++; - ost->forced_kf_count = n; - ost->forced_kf_pts = av_malloc(sizeof(*ost->forced_kf_pts) * n); - if (!ost->forced_kf_pts) { - av_log(NULL, AV_LOG_FATAL, "Could not allocate forced key frames array.\n"); - exit_program(1); - } - for (i = 0; i < n; i++) { - p = i ? strchr(p, ',') + 1 : kf; - t = parse_time_or_die("force_key_frames", p, 1); - ost->forced_kf_pts[i] = av_rescale_q(t, AV_TIME_BASE_Q, avctx->time_base); - } -} - -/* - * The following code is the main loop of the file converter - */ -static int transcode(AVFormatContext **output_files, - int nb_output_files, - InputFile *input_files, - int nb_input_files, - StreamMap *stream_maps, int nb_stream_maps) -{ - int ret = 0, i, j, k, n, nb_ostreams = 0; - AVFormatContext *is, *os; - AVCodecContext *codec, *icodec; - OutputStream *ost, **ost_table = NULL; - InputStream *ist; - char error[1024]; - int want_sdp = 1; - uint8_t no_packet[MAX_FILES]={0}; - int no_packet_count=0; - - if (rate_emu) - for (i = 0; i < nb_input_streams; i++) - input_streams[i].start = av_gettime(); - - /* output stream init */ - nb_ostreams = 0; - for(i=0;i<nb_output_files;i++) { - os = output_files[i]; - if (!os->nb_streams && !(os->oformat->flags & AVFMT_NOSTREAMS)) { - av_dump_format(output_files[i], i, output_files[i]->filename, 1); - fprintf(stderr, "Output file #%d does not contain any stream\n", i); - ret = AVERROR(EINVAL); - goto fail; - } - nb_ostreams += os->nb_streams; - } - if (nb_stream_maps > 0 && nb_stream_maps != nb_ostreams) { - fprintf(stderr, "Number of stream maps must match number of output streams\n"); - ret = AVERROR(EINVAL); - goto fail; - } - - /* Sanity check the mapping args -- do the input files & streams exist? */ - for(i=0;i<nb_stream_maps;i++) { - int fi = stream_maps[i].file_index; - int si = stream_maps[i].stream_index; - - if (fi < 0 || fi > nb_input_files - 1 || - si < 0 || si > input_files[fi].nb_streams - 1) { - fprintf(stderr,"Could not find input stream #%d.%d\n", fi, si); - ret = AVERROR(EINVAL); - goto fail; - } - fi = stream_maps[i].sync_file_index; - si = stream_maps[i].sync_stream_index; - if (fi < 0 || fi > nb_input_files - 1 || - si < 0 || si > input_files[fi].nb_streams - 1) { - fprintf(stderr,"Could not find sync stream #%d.%d\n", fi, si); - ret = AVERROR(EINVAL); - goto fail; - } - } - - ost_table = av_mallocz(sizeof(OutputStream *) * nb_ostreams); - if (!ost_table) - goto fail; - n = 0; - for(k=0;k<nb_output_files;k++) { - os = output_files[k]; - for(i=0;i<os->nb_streams;i++,n++) { - int found; - ost = ost_table[n] = output_streams_for_file[k][i]; - if (nb_stream_maps > 0) { - ost->source_index = input_files[stream_maps[n].file_index].ist_index + - stream_maps[n].stream_index; - - /* Sanity check that the stream types match */ - if (input_streams[ost->source_index].st->codec->codec_type != ost->st->codec->codec_type) { - int i= ost->file_index; - av_dump_format(output_files[i], i, output_files[i]->filename, 1); - fprintf(stderr, "Codec type mismatch for mapping #%d.%d -> #%d.%d\n", - stream_maps[n].file_index, stream_maps[n].stream_index, - ost->file_index, ost->index); - exit_program(1); - } - - } else { - int best_nb_frames=-1; - /* get corresponding input stream index : we select the first one with the right type */ - found = 0; - for (j = 0; j < nb_input_streams; j++) { - int skip=0; - ist = &input_streams[j]; - if(opt_programid){ - int pi,si; - AVFormatContext *f = input_files[ist->file_index].ctx; - skip=1; - for(pi=0; pi<f->nb_programs; pi++){ - AVProgram *p= f->programs[pi]; - if(p->id == opt_programid) - for(si=0; si<p->nb_stream_indexes; si++){ - if(f->streams[ p->stream_index[si] ] == ist->st) - skip=0; - } - } - } - if (ist->discard && ist->st->discard != AVDISCARD_ALL && !skip && - ist->st->codec->codec_type == ost->st->codec->codec_type) { - if(best_nb_frames < ist->st->codec_info_nb_frames){ - best_nb_frames= ist->st->codec_info_nb_frames; - ost->source_index = j; - found = 1; - } - } - } - - if (!found) { - if(! opt_programid) { - /* try again and reuse existing stream */ - for (j = 0; j < nb_input_streams; j++) { - ist = &input_streams[j]; - if ( ist->st->codec->codec_type == ost->st->codec->codec_type - && ist->st->discard != AVDISCARD_ALL) { - ost->source_index = j; - found = 1; - } - } - } - if (!found) { - int i= ost->file_index; - av_dump_format(output_files[i], i, output_files[i]->filename, 1); - fprintf(stderr, "Could not find input stream matching output stream #%d.%d\n", - ost->file_index, ost->index); - exit_program(1); - } - } - } - ist = &input_streams[ost->source_index]; - ist->discard = 0; - ost->sync_ist = (nb_stream_maps > 0) ? - &input_streams[input_files[stream_maps[n].sync_file_index].ist_index + - stream_maps[n].sync_stream_index] : ist; - } - } - - /* for each output stream, we compute the right encoding parameters */ - for(i=0;i<nb_ostreams;i++) { - ost = ost_table[i]; - os = output_files[ost->file_index]; - ist = &input_streams[ost->source_index]; - - codec = ost->st->codec; - icodec = ist->st->codec; - - if (metadata_streams_autocopy) - av_dict_copy(&ost->st->metadata, ist->st->metadata, - AV_DICT_DONT_OVERWRITE); - - ost->st->disposition = ist->st->disposition; - codec->bits_per_raw_sample= icodec->bits_per_raw_sample; - codec->chroma_sample_location = icodec->chroma_sample_location; - - if (ost->st->stream_copy) { - uint64_t extra_size = (uint64_t)icodec->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE; - - if (extra_size > INT_MAX) - goto fail; - - /* if stream_copy is selected, no need to decode or encode */ - codec->codec_id = icodec->codec_id; - codec->codec_type = icodec->codec_type; - - if(!codec->codec_tag){ - if( !os->oformat->codec_tag - || av_codec_get_id (os->oformat->codec_tag, icodec->codec_tag) == codec->codec_id - || av_codec_get_tag(os->oformat->codec_tag, icodec->codec_id) <= 0) - codec->codec_tag = icodec->codec_tag; - } - - codec->bit_rate = icodec->bit_rate; - codec->rc_max_rate = icodec->rc_max_rate; - codec->rc_buffer_size = icodec->rc_buffer_size; - codec->extradata= av_mallocz(extra_size); - if (!codec->extradata) - goto fail; - memcpy(codec->extradata, icodec->extradata, icodec->extradata_size); - codec->extradata_size= icodec->extradata_size; - if(!copy_tb && av_q2d(icodec->time_base)*icodec->ticks_per_frame > av_q2d(ist->st->time_base) && av_q2d(ist->st->time_base) < 1.0/500){ - codec->time_base = icodec->time_base; - codec->time_base.num *= icodec->ticks_per_frame; - av_reduce(&codec->time_base.num, &codec->time_base.den, - codec->time_base.num, codec->time_base.den, INT_MAX); - }else - codec->time_base = ist->st->time_base; - switch(codec->codec_type) { - case AVMEDIA_TYPE_AUDIO: - if(audio_volume != 256) { - fprintf(stderr,"-acodec copy and -vol are incompatible (frames are not decoded)\n"); - exit_program(1); - } - codec->channel_layout = icodec->channel_layout; - codec->sample_rate = icodec->sample_rate; - codec->channels = icodec->channels; - codec->frame_size = icodec->frame_size; - codec->audio_service_type = icodec->audio_service_type; - codec->block_align= icodec->block_align; - if(codec->block_align == 1 && codec->codec_id == CODEC_ID_MP3) - codec->block_align= 0; - if(codec->codec_id == CODEC_ID_AC3) - codec->block_align= 0; - break; - case AVMEDIA_TYPE_VIDEO: - codec->pix_fmt = icodec->pix_fmt; - codec->width = icodec->width; - codec->height = icodec->height; - codec->has_b_frames = icodec->has_b_frames; - if (!codec->sample_aspect_ratio.num) { - codec->sample_aspect_ratio = - ost->st->sample_aspect_ratio = - ist->st->sample_aspect_ratio.num ? ist->st->sample_aspect_ratio : - ist->st->codec->sample_aspect_ratio.num ? - ist->st->codec->sample_aspect_ratio : (AVRational){0, 1}; - } - break; - case AVMEDIA_TYPE_SUBTITLE: - codec->width = icodec->width; - codec->height = icodec->height; - break; - case AVMEDIA_TYPE_DATA: - break; - default: - abort(); - } - } else { - if (!ost->enc) - ost->enc = avcodec_find_encoder(ost->st->codec->codec_id); - switch(codec->codec_type) { - case AVMEDIA_TYPE_AUDIO: - ost->fifo= av_fifo_alloc(1024); - if(!ost->fifo) - goto fail; - ost->reformat_pair = MAKE_SFMT_PAIR(AV_SAMPLE_FMT_NONE,AV_SAMPLE_FMT_NONE); - if (!codec->sample_rate) { - codec->sample_rate = icodec->sample_rate; - if (icodec->lowres) - codec->sample_rate >>= icodec->lowres; - } - choose_sample_rate(ost->st, ost->enc); - codec->time_base = (AVRational){1, codec->sample_rate}; - if (codec->sample_fmt == AV_SAMPLE_FMT_NONE) - codec->sample_fmt = icodec->sample_fmt; - choose_sample_fmt(ost->st, ost->enc); - if (!codec->channels) - codec->channels = icodec->channels; - codec->channel_layout = icodec->channel_layout; - if (av_get_channel_layout_nb_channels(codec->channel_layout) != codec->channels) - codec->channel_layout = 0; - ost->audio_resample = codec->sample_rate != icodec->sample_rate || audio_sync_method > 1; - icodec->request_channels = codec->channels; - ist->decoding_needed = 1; - ost->encoding_needed = 1; - ost->resample_sample_fmt = icodec->sample_fmt; - ost->resample_sample_rate = icodec->sample_rate; - ost->resample_channels = icodec->channels; - break; - case AVMEDIA_TYPE_VIDEO: - if (codec->pix_fmt == PIX_FMT_NONE) - codec->pix_fmt = icodec->pix_fmt; - choose_pixel_fmt(ost->st, ost->enc); - - if (ost->st->codec->pix_fmt == PIX_FMT_NONE) { - fprintf(stderr, "Video pixel format is unknown, stream cannot be encoded\n"); - exit_program(1); - } - - if (!codec->width || !codec->height) { - codec->width = icodec->width; - codec->height = icodec->height; - } - - ost->video_resample = codec->width != icodec->width || - codec->height != icodec->height || - codec->pix_fmt != icodec->pix_fmt; - if (ost->video_resample) { -#if !CONFIG_AVFILTER - avcodec_get_frame_defaults(&ost->pict_tmp); - if(avpicture_alloc((AVPicture*)&ost->pict_tmp, codec->pix_fmt, - codec->width, codec->height)) { - fprintf(stderr, "Cannot allocate temp picture, check pix fmt\n"); - exit_program(1); - } - ost->img_resample_ctx = sws_getContext( - icodec->width, - icodec->height, - icodec->pix_fmt, - codec->width, - codec->height, - codec->pix_fmt, - ost->sws_flags, NULL, NULL, NULL); - if (ost->img_resample_ctx == NULL) { - fprintf(stderr, "Cannot get resampling context\n"); - exit_program(1); - } -#endif - codec->bits_per_raw_sample= 0; - } - - ost->resample_height = icodec->height; - ost->resample_width = icodec->width; - ost->resample_pix_fmt= icodec->pix_fmt; - ost->encoding_needed = 1; - ist->decoding_needed = 1; - - if (!ost->frame_rate.num) - ost->frame_rate = ist->st->r_frame_rate.num ? ist->st->r_frame_rate : (AVRational){25,1}; - if (ost->enc && ost->enc->supported_framerates && !force_fps) { - int idx = av_find_nearest_q_idx(ost->frame_rate, ost->enc->supported_framerates); - ost->frame_rate = ost->enc->supported_framerates[idx]; - } - codec->time_base = (AVRational){ost->frame_rate.den, ost->frame_rate.num}; - -#if CONFIG_AVFILTER - if (configure_video_filters(ist, ost)) { - fprintf(stderr, "Error opening filters!\n"); - exit(1); - } -#endif - break; - case AVMEDIA_TYPE_SUBTITLE: - ost->encoding_needed = 1; - ist->decoding_needed = 1; - break; - default: - abort(); - break; - } - /* two pass mode */ - if (ost->encoding_needed && - (codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) { - char logfilename[1024]; - FILE *f; - - snprintf(logfilename, sizeof(logfilename), "%s-%d.log", - pass_logfilename_prefix ? pass_logfilename_prefix : DEFAULT_PASS_LOGFILENAME_PREFIX, - i); - if (codec->flags & CODEC_FLAG_PASS1) { - f = fopen(logfilename, "wb"); - if (!f) { - fprintf(stderr, "Cannot write log file '%s' for pass-1 encoding: %s\n", logfilename, strerror(errno)); - exit_program(1); - } - ost->logfile = f; - } else { - char *logbuffer; - size_t logbuffer_size; - if (cmdutils_read_file(logfilename, &logbuffer, &logbuffer_size) < 0) { - fprintf(stderr, "Error reading log file '%s' for pass-2 encoding\n", logfilename); - exit_program(1); - } - codec->stats_in = logbuffer; - } - } - } - if(codec->codec_type == AVMEDIA_TYPE_VIDEO){ - int size= codec->width * codec->height; - bit_buffer_size= FFMAX(bit_buffer_size, 6*size + 200); - } - } - - if (!bit_buffer) - bit_buffer = av_malloc(bit_buffer_size); - if (!bit_buffer) { - fprintf(stderr, "Cannot allocate %d bytes output buffer\n", - bit_buffer_size); - ret = AVERROR(ENOMEM); - goto fail; - } - - /* open each encoder */ - for(i=0;i<nb_ostreams;i++) { - ost = ost_table[i]; - if (ost->encoding_needed) { - AVCodec *codec = ost->enc; - AVCodecContext *dec = input_streams[ost->source_index].st->codec; - if (!codec) { - snprintf(error, sizeof(error), "Encoder (codec id %d) not found for output stream #%d.%d", - ost->st->codec->codec_id, ost->file_index, ost->index); - ret = AVERROR(EINVAL); - goto dump_format; - } - if (dec->subtitle_header) { - ost->st->codec->subtitle_header = av_malloc(dec->subtitle_header_size); - if (!ost->st->codec->subtitle_header) { - ret = AVERROR(ENOMEM); - goto dump_format; - } - memcpy(ost->st->codec->subtitle_header, dec->subtitle_header, dec->subtitle_header_size); - ost->st->codec->subtitle_header_size = dec->subtitle_header_size; - } - if (avcodec_open2(ost->st->codec, codec, &ost->opts) < 0) { - snprintf(error, sizeof(error), "Error while opening encoder for output stream #%d.%d - maybe incorrect parameters such as bit_rate, rate, width or height", - ost->file_index, ost->index); - ret = AVERROR(EINVAL); - goto dump_format; - } - assert_codec_experimental(ost->st->codec, 1); - assert_avoptions(ost->opts); - if (ost->st->codec->bit_rate && ost->st->codec->bit_rate < 1000) - av_log(NULL, AV_LOG_WARNING, "The bitrate parameter is set too low." - "It takes bits/s as argument, not kbits/s\n"); - extra_size += ost->st->codec->extradata_size; - } - } - - /* open each decoder */ - for (i = 0; i < nb_input_streams; i++) { - ist = &input_streams[i]; - if (ist->decoding_needed) { - AVCodec *codec = ist->dec; - if (!codec) - codec = avcodec_find_decoder(ist->st->codec->codec_id); - if (!codec) { - snprintf(error, sizeof(error), "Decoder (codec id %d) not found for input stream #%d.%d", - ist->st->codec->codec_id, ist->file_index, ist->st->index); - ret = AVERROR(EINVAL); - goto dump_format; - } - - /* update requested sample format for the decoder based on the - corresponding encoder sample format */ - for (j = 0; j < nb_ostreams; j++) { - ost = ost_table[j]; - if (ost->source_index == i) { - update_sample_fmt(ist->st->codec, codec, ost->st->codec); - break; - } - } - - if (avcodec_open2(ist->st->codec, codec, &ist->opts) < 0) { - snprintf(error, sizeof(error), "Error while opening decoder for input stream #%d.%d", - ist->file_index, ist->st->index); - ret = AVERROR(EINVAL); - goto dump_format; - } - assert_codec_experimental(ist->st->codec, 0); - assert_avoptions(ost->opts); - } - } - - /* init pts */ - for (i = 0; i < nb_input_streams; i++) { - AVStream *st; - ist = &input_streams[i]; - st= ist->st; - ist->pts = st->avg_frame_rate.num ? - st->codec->has_b_frames*AV_TIME_BASE / av_q2d(st->avg_frame_rate) : 0; - ist->next_pts = AV_NOPTS_VALUE; - init_pts_correction(&ist->pts_ctx); - ist->is_start = 1; - } - - /* set meta data information from input file if required */ - for (i=0;i<nb_meta_data_maps;i++) { - AVFormatContext *files[2]; - AVDictionary **meta[2]; - int j; - -#define METADATA_CHECK_INDEX(index, nb_elems, desc)\ - if ((index) < 0 || (index) >= (nb_elems)) {\ - snprintf(error, sizeof(error), "Invalid %s index %d while processing metadata maps\n",\ - (desc), (index));\ - ret = AVERROR(EINVAL);\ - goto dump_format;\ - } - - int out_file_index = meta_data_maps[i][0].file; - int in_file_index = meta_data_maps[i][1].file; - if (in_file_index < 0 || out_file_index < 0) - continue; - METADATA_CHECK_INDEX(out_file_index, nb_output_files, "output file") - METADATA_CHECK_INDEX(in_file_index, nb_input_files, "input file") - - files[0] = output_files[out_file_index]; - files[1] = input_files[in_file_index].ctx; - - for (j = 0; j < 2; j++) { - MetadataMap *map = &meta_data_maps[i][j]; - - switch (map->type) { - case 'g': - meta[j] = &files[j]->metadata; - break; - case 's': - METADATA_CHECK_INDEX(map->index, files[j]->nb_streams, "stream") - meta[j] = &files[j]->streams[map->index]->metadata; - break; - case 'c': - METADATA_CHECK_INDEX(map->index, files[j]->nb_chapters, "chapter") - meta[j] = &files[j]->chapters[map->index]->metadata; - break; - case 'p': - METADATA_CHECK_INDEX(map->index, files[j]->nb_programs, "program") - meta[j] = &files[j]->programs[map->index]->metadata; - break; - } - } - - av_dict_copy(meta[0], *meta[1], AV_DICT_DONT_OVERWRITE); - } - - /* copy global metadata by default */ - if (metadata_global_autocopy) { - - for (i = 0; i < nb_output_files; i++) - av_dict_copy(&output_files[i]->metadata, input_files[0].ctx->metadata, - AV_DICT_DONT_OVERWRITE); - } - - /* copy chapters according to chapter maps */ - for (i = 0; i < nb_chapter_maps; i++) { - int infile = chapter_maps[i].in_file; - int outfile = chapter_maps[i].out_file; - - if (infile < 0 || outfile < 0) - continue; - if (infile >= nb_input_files) { - snprintf(error, sizeof(error), "Invalid input file index %d in chapter mapping.\n", infile); - ret = AVERROR(EINVAL); - goto dump_format; - } - if (outfile >= nb_output_files) { - snprintf(error, sizeof(error), "Invalid output file index %d in chapter mapping.\n",outfile); - ret = AVERROR(EINVAL); - goto dump_format; - } - copy_chapters(infile, outfile); - } - - /* copy chapters from the first input file that has them*/ - if (!nb_chapter_maps) - for (i = 0; i < nb_input_files; i++) { - if (!input_files[i].ctx->nb_chapters) - continue; - - for (j = 0; j < nb_output_files; j++) - if ((ret = copy_chapters(i, j)) < 0) - goto dump_format; - break; - } - - /* open files and write file headers */ - for(i=0;i<nb_output_files;i++) { - os = output_files[i]; - if (avformat_write_header(os, &output_opts[i]) < 0) { - snprintf(error, sizeof(error), "Could not write header for output file #%d (incorrect codec parameters ?)", i); - ret = AVERROR(EINVAL); - goto dump_format; - } - assert_avoptions(output_opts[i]); - if (strcmp(output_files[i]->oformat->name, "rtp")) { - want_sdp = 0; - } - } - - dump_format: - /* dump the file output parameters - cannot be done before in case - of stream copy */ - for(i=0;i<nb_output_files;i++) { - av_dump_format(output_files[i], i, output_files[i]->filename, 1); - } - - /* dump the stream mapping */ - if (verbose >= 0) { - fprintf(stderr, "Stream mapping:\n"); - for(i=0;i<nb_ostreams;i++) { - ost = ost_table[i]; - fprintf(stderr, " Stream #%d.%d -> #%d.%d", - input_streams[ost->source_index].file_index, - input_streams[ost->source_index].st->index, - ost->file_index, - ost->index); - if (ost->sync_ist != &input_streams[ost->source_index]) - fprintf(stderr, " [sync #%d.%d]", - ost->sync_ist->file_index, - ost->sync_ist->st->index); - fprintf(stderr, "\n"); - } - } - - if (ret) { - fprintf(stderr, "%s\n", error); - goto fail; - } - - if (want_sdp) { - print_sdp(output_files, nb_output_files); - } - - if (verbose >= 0) - fprintf(stderr, "Press ctrl-c to stop encoding\n"); - term_init(); - - timer_start = av_gettime(); - - for(; received_sigterm == 0;) { - int file_index, ist_index; - AVPacket pkt; - double ipts_min; - double opts_min; - - redo: - ipts_min= 1e100; - opts_min= 1e100; - - /* select the stream that we must read now by looking at the - smallest output pts */ - file_index = -1; - for(i=0;i<nb_ostreams;i++) { - double ipts, opts; - ost = ost_table[i]; - os = output_files[ost->file_index]; - ist = &input_streams[ost->source_index]; - if(ist->is_past_recording_time || no_packet[ist->file_index]) - continue; - opts = ost->st->pts.val * av_q2d(ost->st->time_base); - ipts = (double)ist->pts; - if (!input_files[ist->file_index].eof_reached){ - if(ipts < ipts_min) { - ipts_min = ipts; - if(input_sync ) file_index = ist->file_index; - } - if(opts < opts_min) { - opts_min = opts; - if(!input_sync) file_index = ist->file_index; - } - } - if(ost->frame_number >= max_frames[ost->st->codec->codec_type]){ - file_index= -1; - break; - } - } - /* if none, if is finished */ - if (file_index < 0) { - if(no_packet_count){ - no_packet_count=0; - memset(no_packet, 0, sizeof(no_packet)); - usleep(10000); - continue; - } - break; - } - - /* finish if limit size exhausted */ - if (limit_filesize != 0 && limit_filesize <= avio_tell(output_files[0]->pb)) - break; - - /* read a frame from it and output it in the fifo */ - is = input_files[file_index].ctx; - ret= av_read_frame(is, &pkt); - if(ret == AVERROR(EAGAIN)){ - no_packet[file_index]=1; - no_packet_count++; - continue; - } - if (ret < 0) { - input_files[file_index].eof_reached = 1; - if (opt_shortest) - break; - else - continue; - } - - no_packet_count=0; - memset(no_packet, 0, sizeof(no_packet)); - - if (do_pkt_dump) { - av_pkt_dump_log2(NULL, AV_LOG_DEBUG, &pkt, do_hex_dump, - is->streams[pkt.stream_index]); - } - /* the following test is needed in case new streams appear - dynamically in stream : we ignore them */ - if (pkt.stream_index >= input_files[file_index].nb_streams) - goto discard_packet; - ist_index = input_files[file_index].ist_index + pkt.stream_index; - ist = &input_streams[ist_index]; - if (ist->discard) - goto discard_packet; - - if (pkt.dts != AV_NOPTS_VALUE) - pkt.dts += av_rescale_q(input_files[ist->file_index].ts_offset, AV_TIME_BASE_Q, ist->st->time_base); - if (pkt.pts != AV_NOPTS_VALUE) - pkt.pts += av_rescale_q(input_files[ist->file_index].ts_offset, AV_TIME_BASE_Q, ist->st->time_base); - - if (ist->ts_scale) { - if(pkt.pts != AV_NOPTS_VALUE) - pkt.pts *= ist->ts_scale; - if(pkt.dts != AV_NOPTS_VALUE) - pkt.dts *= ist->ts_scale; - } - -// fprintf(stderr, "next:%"PRId64" dts:%"PRId64" off:%"PRId64" %d\n", ist->next_pts, pkt.dts, input_files[ist->file_index].ts_offset, ist->st->codec->codec_type); - if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE - && (is->iformat->flags & AVFMT_TS_DISCONT)) { - int64_t pkt_dts= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q); - int64_t delta= pkt_dts - ist->next_pts; - if((FFABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE || pkt_dts+1<ist->pts)&& !copy_ts){ - input_files[ist->file_index].ts_offset -= delta; - if (verbose > 2) - fprintf(stderr, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n", - delta, input_files[ist->file_index].ts_offset); - pkt.dts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base); - if(pkt.pts != AV_NOPTS_VALUE) - pkt.pts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base); - } - } - - /* finish if recording time exhausted */ - if (recording_time != INT64_MAX && - av_compare_ts(pkt.pts, ist->st->time_base, recording_time + start_time, (AVRational){1, 1000000}) >= 0) { - ist->is_past_recording_time = 1; - goto discard_packet; - } - - //fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->st->index, pkt.size); - if (output_packet(ist, ist_index, ost_table, nb_ostreams, &pkt) < 0) { - - if (verbose >= 0) - fprintf(stderr, "Error while decoding stream #%d.%d\n", - ist->file_index, ist->st->index); - if (exit_on_error) - exit_program(1); - av_free_packet(&pkt); - goto redo; - } - - discard_packet: - av_free_packet(&pkt); - - /* dump report by using the output first video and audio streams */ - print_report(output_files, ost_table, nb_ostreams, 0); - } - - /* at the end of stream, we must flush the decoder buffers */ - for (i = 0; i < nb_input_streams; i++) { - ist = &input_streams[i]; - if (ist->decoding_needed) { - output_packet(ist, i, ost_table, nb_ostreams, NULL); - } - } - - term_exit(); - - /* write the trailer if needed and close file */ - for(i=0;i<nb_output_files;i++) { - os = output_files[i]; - av_write_trailer(os); - } - - /* dump report by using the first video and audio streams */ - print_report(output_files, ost_table, nb_ostreams, 1); - - /* close each encoder */ - for(i=0;i<nb_ostreams;i++) { - ost = ost_table[i]; - if (ost->encoding_needed) { - av_freep(&ost->st->codec->stats_in); - avcodec_close(ost->st->codec); - } -#if CONFIG_AVFILTER - avfilter_graph_free(&ost->graph); -#endif - } - - /* close each decoder */ - for (i = 0; i < nb_input_streams; i++) { - ist = &input_streams[i]; - if (ist->decoding_needed) { - avcodec_close(ist->st->codec); - } - } - - /* finished ! */ - ret = 0; - - fail: - av_freep(&bit_buffer); - - if (ost_table) { - for(i=0;i<nb_ostreams;i++) { - ost = ost_table[i]; - if (ost) { - if (ost->st->stream_copy) - av_freep(&ost->st->codec->extradata); - if (ost->logfile) { - fclose(ost->logfile); - ost->logfile = NULL; - } - av_fifo_free(ost->fifo); /* works even if fifo is not - initialized but set to zero */ - av_freep(&ost->st->codec->subtitle_header); - av_free(ost->pict_tmp.data[0]); - av_free(ost->forced_kf_pts); - if (ost->video_resample) - sws_freeContext(ost->img_resample_ctx); - if (ost->resample) - audio_resample_close(ost->resample); - if (ost->reformat_ctx) - av_audio_convert_free(ost->reformat_ctx); - av_dict_free(&ost->opts); - av_free(ost); - } - } - av_free(ost_table); - } - return ret; -} - -static int opt_format(const char *opt, const char *arg) -{ - last_asked_format = arg; - return 0; -} - -static int opt_video_rc_override_string(const char *opt, const char *arg) -{ - video_rc_override_string = arg; - return 0; -} - -static int opt_me_threshold(const char *opt, const char *arg) -{ - me_threshold = parse_number_or_die(opt, arg, OPT_INT64, INT_MIN, INT_MAX); - return 0; -} - -static int opt_verbose(const char *opt, const char *arg) -{ - verbose = parse_number_or_die(opt, arg, OPT_INT64, -10, 10); - return 0; -} - -static int opt_frame_rate(const char *opt, const char *arg) -{ - if (av_parse_video_rate(&frame_rate, arg) < 0) { - fprintf(stderr, "Incorrect value for %s: %s\n", opt, arg); - exit_program(1); - } - return 0; -} - -static int opt_frame_crop(const char *opt, const char *arg) -{ - fprintf(stderr, "Option '%s' has been removed, use the crop filter instead\n", opt); - return AVERROR(EINVAL); -} - -static int opt_frame_size(const char *opt, const char *arg) -{ - if (av_parse_video_size(&frame_width, &frame_height, arg) < 0) { - fprintf(stderr, "Incorrect frame size\n"); - return AVERROR(EINVAL); - } - return 0; -} - -static int opt_pad(const char *opt, const char *arg) { - fprintf(stderr, "Option '%s' has been removed, use the pad filter instead\n", opt); - return -1; -} - -static int opt_frame_pix_fmt(const char *opt, const char *arg) -{ - if (strcmp(arg, "list")) { - frame_pix_fmt = av_get_pix_fmt(arg); - if (frame_pix_fmt == PIX_FMT_NONE) { - fprintf(stderr, "Unknown pixel format requested: %s\n", arg); - return AVERROR(EINVAL); - } - } else { - show_pix_fmts(); - exit_program(0); - } - return 0; -} - -static int opt_frame_aspect_ratio(const char *opt, const char *arg) -{ - int x = 0, y = 0; - double ar = 0; - const char *p; - char *end; - - p = strchr(arg, ':'); - if (p) { - x = strtol(arg, &end, 10); - if (end == p) - y = strtol(end+1, &end, 10); - if (x > 0 && y > 0) - ar = (double)x / (double)y; - } else - ar = strtod(arg, NULL); - - if (!ar) { - fprintf(stderr, "Incorrect aspect ratio specification.\n"); - return AVERROR(EINVAL); - } - frame_aspect_ratio = ar; - return 0; -} - -static int opt_metadata(const char *opt, const char *arg) -{ - char *mid= strchr(arg, '='); - - if(!mid){ - fprintf(stderr, "Missing =\n"); - exit_program(1); - } - *mid++= 0; - - av_dict_set(&metadata, arg, mid, 0); - - return 0; -} - -static int opt_qscale(const char *opt, const char *arg) -{ - video_qscale = parse_number_or_die(opt, arg, OPT_FLOAT, 0, 255); - if (video_qscale == 0) { - fprintf(stderr, "qscale must be > 0.0 and <= 255\n"); - return AVERROR(EINVAL); - } - return 0; -} - -static int opt_top_field_first(const char *opt, const char *arg) -{ - top_field_first = parse_number_or_die(opt, arg, OPT_INT, 0, 1); - return 0; -} - -static int opt_thread_count(const char *opt, const char *arg) -{ - thread_count= parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX); -#if !HAVE_THREADS - if (verbose >= 0) - fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n"); -#endif - return 0; -} - -static int opt_audio_sample_fmt(const char *opt, const char *arg) -{ - if (strcmp(arg, "list")) { - audio_sample_fmt = av_get_sample_fmt(arg); - if (audio_sample_fmt == AV_SAMPLE_FMT_NONE) { - av_log(NULL, AV_LOG_ERROR, "Invalid sample format '%s'\n", arg); - return AVERROR(EINVAL); - } - } else { - int i; - char fmt_str[128]; - for (i = -1; i < AV_SAMPLE_FMT_NB; i++) - printf("%s\n", av_get_sample_fmt_string(fmt_str, sizeof(fmt_str), i)); - exit_program(0); - } - return 0; -} - -static int opt_audio_rate(const char *opt, const char *arg) -{ - audio_sample_rate = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX); - return 0; -} - -static int opt_audio_channels(const char *opt, const char *arg) -{ - audio_channels = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX); - return 0; -} - -static int opt_video_channel(const char *opt, const char *arg) -{ - av_log(NULL, AV_LOG_WARNING, "This option is deprecated, use -channel.\n"); - opt_default("channel", arg); - return 0; -} - -static int opt_video_standard(const char *opt, const char *arg) -{ - av_log(NULL, AV_LOG_WARNING, "This option is deprecated, use -standard.\n"); - opt_default("standard", arg); - return 0; -} - -static int opt_codec(int *pstream_copy, char **pcodec_name, - int codec_type, const char *arg) -{ - av_freep(pcodec_name); - if (!strcmp(arg, "copy")) { - *pstream_copy = 1; - } else { - *pcodec_name = av_strdup(arg); - } - return 0; -} - -static int opt_audio_codec(const char *opt, const char *arg) -{ - return opt_codec(&audio_stream_copy, &audio_codec_name, AVMEDIA_TYPE_AUDIO, arg); -} - -static int opt_video_codec(const char *opt, const char *arg) -{ - return opt_codec(&video_stream_copy, &video_codec_name, AVMEDIA_TYPE_VIDEO, arg); -} - -static int opt_subtitle_codec(const char *opt, const char *arg) -{ - return opt_codec(&subtitle_stream_copy, &subtitle_codec_name, AVMEDIA_TYPE_SUBTITLE, arg); -} - -static int opt_data_codec(const char *opt, const char *arg) -{ - return opt_codec(&data_stream_copy, &data_codec_name, AVMEDIA_TYPE_DATA, arg); -} - -static int opt_codec_tag(const char *opt, const char *arg) -{ - char *tail; - uint32_t *codec_tag; - - codec_tag = !strcmp(opt, "atag") ? &audio_codec_tag : - !strcmp(opt, "vtag") ? &video_codec_tag : - !strcmp(opt, "stag") ? &subtitle_codec_tag : NULL; - if (!codec_tag) - return -1; - - *codec_tag = strtol(arg, &tail, 0); - if (!tail || *tail) - *codec_tag = AV_RL32(arg); - - return 0; -} - -static int opt_map(const char *opt, const char *arg) -{ - StreamMap *m; - char *p; - - stream_maps = grow_array(stream_maps, sizeof(*stream_maps), &nb_stream_maps, nb_stream_maps + 1); - m = &stream_maps[nb_stream_maps-1]; - - m->file_index = strtol(arg, &p, 0); - if (*p) - p++; - - m->stream_index = strtol(p, &p, 0); - if (*p) { - p++; - m->sync_file_index = strtol(p, &p, 0); - if (*p) - p++; - m->sync_stream_index = strtol(p, &p, 0); - } else { - m->sync_file_index = m->file_index; - m->sync_stream_index = m->stream_index; - } - return 0; -} - -static void parse_meta_type(char *arg, char *type, int *index, char **endptr) -{ - *endptr = arg; - if (*arg == ',') { - *type = *(++arg); - switch (*arg) { - case 'g': - break; - case 's': - case 'c': - case 'p': - *index = strtol(++arg, endptr, 0); - break; - default: - fprintf(stderr, "Invalid metadata type %c.\n", *arg); - exit_program(1); - } - } else - *type = 'g'; -} - -static int opt_map_metadata(const char *opt, const char *arg) -{ - MetadataMap *m, *m1; - char *p; - - meta_data_maps = grow_array(meta_data_maps, sizeof(*meta_data_maps), - &nb_meta_data_maps, nb_meta_data_maps + 1); - - m = &meta_data_maps[nb_meta_data_maps - 1][0]; - m->file = strtol(arg, &p, 0); - parse_meta_type(p, &m->type, &m->index, &p); - if (*p) - p++; - - m1 = &meta_data_maps[nb_meta_data_maps - 1][1]; - m1->file = strtol(p, &p, 0); - parse_meta_type(p, &m1->type, &m1->index, &p); - - if (m->type == 'g' || m1->type == 'g') - metadata_global_autocopy = 0; - if (m->type == 's' || m1->type == 's') - metadata_streams_autocopy = 0; - if (m->type == 'c' || m1->type == 'c') - metadata_chapters_autocopy = 0; - - return 0; -} - -static int opt_map_meta_data(const char *opt, const char *arg) -{ - fprintf(stderr, "-map_meta_data is deprecated and will be removed soon. " - "Use -map_metadata instead.\n"); - return opt_map_metadata(opt, arg); -} - -static int opt_map_chapters(const char *opt, const char *arg) -{ - ChapterMap *c; - char *p; - - chapter_maps = grow_array(chapter_maps, sizeof(*chapter_maps), &nb_chapter_maps, - nb_chapter_maps + 1); - c = &chapter_maps[nb_chapter_maps - 1]; - c->out_file = strtol(arg, &p, 0); - if (*p) - p++; - - c->in_file = strtol(p, &p, 0); - return 0; -} - -static int opt_input_ts_scale(const char *opt, const char *arg) -{ - unsigned int stream; - double scale; - char *p; - - stream = strtol(arg, &p, 0); - if (*p) - p++; - scale= strtod(p, &p); - - ts_scale = grow_array(ts_scale, sizeof(*ts_scale), &nb_ts_scale, stream + 1); - ts_scale[stream] = scale; - return 0; -} - -static int opt_recording_time(const char *opt, const char *arg) -{ - recording_time = parse_time_or_die(opt, arg, 1); - return 0; -} - -static int opt_start_time(const char *opt, const char *arg) -{ - start_time = parse_time_or_die(opt, arg, 1); - return 0; -} - -static int opt_recording_timestamp(const char *opt, const char *arg) -{ - char buf[128]; - int64_t recording_timestamp = parse_time_or_die(opt, arg, 0) / 1E6; - struct tm time = *gmtime((time_t*)&recording_timestamp); - strftime(buf, sizeof(buf), "creation_time=%FT%T%z", &time); - opt_metadata("metadata", buf); - - av_log(NULL, AV_LOG_WARNING, "%s is deprecated, set the 'creation_time' metadata " - "tag instead.\n", opt); - return 0; -} - -static int opt_input_ts_offset(const char *opt, const char *arg) -{ - input_ts_offset = parse_time_or_die(opt, arg, 1); - return 0; -} - -static enum CodecID find_codec_or_die(const char *name, int type, int encoder) -{ - const char *codec_string = encoder ? "encoder" : "decoder"; - AVCodec *codec; - - if(!name) - return CODEC_ID_NONE; - codec = encoder ? - avcodec_find_encoder_by_name(name) : - avcodec_find_decoder_by_name(name); - if(!codec) { - fprintf(stderr, "Unknown %s '%s'\n", codec_string, name); - exit_program(1); - } - if(codec->type != type) { - fprintf(stderr, "Invalid %s type '%s'\n", codec_string, name); - exit_program(1); - } - return codec->id; -} - -static int opt_input_file(const char *opt, const char *filename) -{ - AVFormatContext *ic; - AVInputFormat *file_iformat = NULL; - int err, i, ret, rfps, rfps_base; - int64_t timestamp; - uint8_t buf[128]; - AVDictionary **opts; - int orig_nb_streams; // number of streams before avformat_find_stream_info - - if (last_asked_format) { - if (!(file_iformat = av_find_input_format(last_asked_format))) { - fprintf(stderr, "Unknown input format: '%s'\n", last_asked_format); - exit_program(1); - } - last_asked_format = NULL; - } - - if (!strcmp(filename, "-")) - filename = "pipe:"; - - using_stdin |= !strncmp(filename, "pipe:", 5) || - !strcmp(filename, "/dev/stdin"); - - /* get default parameters from command line */ - ic = avformat_alloc_context(); - if (!ic) { - print_error(filename, AVERROR(ENOMEM)); - exit_program(1); - } - if (audio_sample_rate) { - snprintf(buf, sizeof(buf), "%d", audio_sample_rate); - av_dict_set(&format_opts, "sample_rate", buf, 0); - } - if (audio_channels) { - snprintf(buf, sizeof(buf), "%d", audio_channels); - av_dict_set(&format_opts, "channels", buf, 0); - } - if (frame_rate.num) { - snprintf(buf, sizeof(buf), "%d/%d", frame_rate.num, frame_rate.den); - av_dict_set(&format_opts, "framerate", buf, 0); - } - if (frame_width && frame_height) { - snprintf(buf, sizeof(buf), "%dx%d", frame_width, frame_height); - av_dict_set(&format_opts, "video_size", buf, 0); - } - if (frame_pix_fmt != PIX_FMT_NONE) - av_dict_set(&format_opts, "pixel_format", av_get_pix_fmt_name(frame_pix_fmt), 0); - - ic->video_codec_id = - find_codec_or_die(video_codec_name , AVMEDIA_TYPE_VIDEO , 0); - ic->audio_codec_id = - find_codec_or_die(audio_codec_name , AVMEDIA_TYPE_AUDIO , 0); - ic->subtitle_codec_id= - find_codec_or_die(subtitle_codec_name, AVMEDIA_TYPE_SUBTITLE, 0); - ic->flags |= AVFMT_FLAG_NONBLOCK; - - /* open the input file with generic libav function */ - err = avformat_open_input(&ic, filename, file_iformat, &format_opts); - if (err < 0) { - print_error(filename, err); - exit_program(1); - } - assert_avoptions(format_opts); - - if(opt_programid) { - int i, j; - int found=0; - for(i=0; i<ic->nb_streams; i++){ - ic->streams[i]->discard= AVDISCARD_ALL; - } - for(i=0; i<ic->nb_programs; i++){ - AVProgram *p= ic->programs[i]; - if(p->id != opt_programid){ - p->discard = AVDISCARD_ALL; - }else{ - found=1; - for(j=0; j<p->nb_stream_indexes; j++){ - ic->streams[p->stream_index[j]]->discard= AVDISCARD_DEFAULT; - } - } - } - if(!found){ - fprintf(stderr, "Specified program id not found\n"); - exit_program(1); - } - opt_programid=0; - } - - if (loop_input) { - av_log(NULL, AV_LOG_WARNING, "-loop_input is deprecated, use -loop 1\n"); - ic->loop_input = loop_input; - } - - /* Set AVCodecContext options for avformat_find_stream_info */ - opts = setup_find_stream_info_opts(ic, codec_opts); - orig_nb_streams = ic->nb_streams; - - /* If not enough info to get the stream parameters, we decode the - first frames to get it. (used in mpeg case for example) */ - ret = avformat_find_stream_info(ic, opts); - if (ret < 0 && verbose >= 0) { - fprintf(stderr, "%s: could not find codec parameters\n", filename); - av_close_input_file(ic); - exit_program(1); - } - - timestamp = start_time; - /* add the stream start time */ - if (ic->start_time != AV_NOPTS_VALUE) - timestamp += ic->start_time; - - /* if seeking requested, we execute it */ - if (start_time != 0) { - ret = av_seek_frame(ic, -1, timestamp, AVSEEK_FLAG_BACKWARD); - if (ret < 0) { - fprintf(stderr, "%s: could not seek to position %0.3f\n", - filename, (double)timestamp / AV_TIME_BASE); - } - /* reset seek info */ - start_time = 0; - } - - /* update the current parameters so that they match the one of the input stream */ - for(i=0;i<ic->nb_streams;i++) { - AVStream *st = ic->streams[i]; - AVCodecContext *dec = st->codec; - InputStream *ist; - - dec->thread_count = thread_count; - - input_streams = grow_array(input_streams, sizeof(*input_streams), &nb_input_streams, nb_input_streams + 1); - ist = &input_streams[nb_input_streams - 1]; - ist->st = st; - ist->file_index = nb_input_files; - ist->discard = 1; - ist->opts = filter_codec_opts(codec_opts, ist->st->codec->codec_id, ic, st); - - if (i < nb_ts_scale) - ist->ts_scale = ts_scale[i]; - - switch (dec->codec_type) { - case AVMEDIA_TYPE_AUDIO: - ist->dec = avcodec_find_decoder_by_name(audio_codec_name); - if(audio_disable) - st->discard= AVDISCARD_ALL; - break; - case AVMEDIA_TYPE_VIDEO: - ist->dec = avcodec_find_decoder_by_name(video_codec_name); - rfps = ic->streams[i]->r_frame_rate.num; - rfps_base = ic->streams[i]->r_frame_rate.den; - if (dec->lowres) { - dec->flags |= CODEC_FLAG_EMU_EDGE; - dec->height >>= dec->lowres; - dec->width >>= dec->lowres; - } - if(me_threshold) - dec->debug |= FF_DEBUG_MV; - - if (dec->time_base.den != rfps*dec->ticks_per_frame || dec->time_base.num != rfps_base) { - - if (verbose >= 0) - fprintf(stderr,"\nSeems stream %d codec frame rate differs from container frame rate: %2.2f (%d/%d) -> %2.2f (%d/%d)\n", - i, (float)dec->time_base.den / dec->time_base.num, dec->time_base.den, dec->time_base.num, - - (float)rfps / rfps_base, rfps, rfps_base); - } - - if(video_disable) - st->discard= AVDISCARD_ALL; - else if(video_discard) - st->discard= video_discard; - break; - case AVMEDIA_TYPE_DATA: - break; - case AVMEDIA_TYPE_SUBTITLE: - ist->dec = avcodec_find_decoder_by_name(subtitle_codec_name); - if(subtitle_disable) - st->discard = AVDISCARD_ALL; - break; - case AVMEDIA_TYPE_ATTACHMENT: - case AVMEDIA_TYPE_UNKNOWN: - break; - default: - abort(); - } - } - - /* dump the file content */ - if (verbose >= 0) - av_dump_format(ic, nb_input_files, filename, 0); - - input_files = grow_array(input_files, sizeof(*input_files), &nb_input_files, nb_input_files + 1); - input_files[nb_input_files - 1].ctx = ic; - input_files[nb_input_files - 1].ist_index = nb_input_streams - ic->nb_streams; - input_files[nb_input_files - 1].ts_offset = input_ts_offset - (copy_ts ? 0 : timestamp); - input_files[nb_input_files - 1].nb_streams = ic->nb_streams; - - frame_rate = (AVRational){0, 0}; - frame_pix_fmt = PIX_FMT_NONE; - frame_height = 0; - frame_width = 0; - audio_sample_rate = 0; - audio_channels = 0; - audio_sample_fmt = AV_SAMPLE_FMT_NONE; - av_freep(&ts_scale); - nb_ts_scale = 0; - - for (i = 0; i < orig_nb_streams; i++) - av_dict_free(&opts[i]); - av_freep(&opts); - av_freep(&video_codec_name); - av_freep(&audio_codec_name); - av_freep(&subtitle_codec_name); - uninit_opts(); - init_opts(); - return 0; -} - -static void check_inputs(int *has_video_ptr, - int *has_audio_ptr, - int *has_subtitle_ptr, - int *has_data_ptr) -{ - int has_video, has_audio, has_subtitle, has_data, i, j; - AVFormatContext *ic; - - has_video = 0; - has_audio = 0; - has_subtitle = 0; - has_data = 0; - - for(j=0;j<nb_input_files;j++) { - ic = input_files[j].ctx; - for(i=0;i<ic->nb_streams;i++) { - AVCodecContext *enc = ic->streams[i]->codec; - switch(enc->codec_type) { - case AVMEDIA_TYPE_AUDIO: - has_audio = 1; - break; - case AVMEDIA_TYPE_VIDEO: - has_video = 1; - break; - case AVMEDIA_TYPE_SUBTITLE: - has_subtitle = 1; - break; - case AVMEDIA_TYPE_DATA: - case AVMEDIA_TYPE_ATTACHMENT: - case AVMEDIA_TYPE_UNKNOWN: - has_data = 1; - break; - default: - abort(); - } - } - } - *has_video_ptr = has_video; - *has_audio_ptr = has_audio; - *has_subtitle_ptr = has_subtitle; - *has_data_ptr = has_data; -} - -static void new_video_stream(AVFormatContext *oc, int file_idx) -{ - AVStream *st; - OutputStream *ost; - AVCodecContext *video_enc; - enum CodecID codec_id = CODEC_ID_NONE; - AVCodec *codec= NULL; - - if(!video_stream_copy){ - if (video_codec_name) { - codec_id = find_codec_or_die(video_codec_name, AVMEDIA_TYPE_VIDEO, 1); - codec = avcodec_find_encoder_by_name(video_codec_name); - } else { - codec_id = av_guess_codec(oc->oformat, NULL, oc->filename, NULL, AVMEDIA_TYPE_VIDEO); - codec = avcodec_find_encoder(codec_id); - } - } - - ost = new_output_stream(oc, file_idx, codec); - st = ost->st; - if (!video_stream_copy) { - ost->frame_aspect_ratio = frame_aspect_ratio; - frame_aspect_ratio = 0; -#if CONFIG_AVFILTER - ost->avfilter= vfilters; - vfilters = NULL; -#endif - } - - ost->bitstream_filters = video_bitstream_filters; - video_bitstream_filters= NULL; - - st->codec->thread_count= thread_count; - - video_enc = st->codec; - - if(video_codec_tag) - video_enc->codec_tag= video_codec_tag; - - if(oc->oformat->flags & AVFMT_GLOBALHEADER) { - video_enc->flags |= CODEC_FLAG_GLOBAL_HEADER; - } - - video_enc->codec_type = AVMEDIA_TYPE_VIDEO; - if (video_stream_copy) { - st->stream_copy = 1; - video_enc->sample_aspect_ratio = - st->sample_aspect_ratio = av_d2q(frame_aspect_ratio*frame_height/frame_width, 255); - } else { - const char *p; - int i; - - if (frame_rate.num) - ost->frame_rate = frame_rate; - video_enc->codec_id = codec_id; - - video_enc->width = frame_width; - video_enc->height = frame_height; - video_enc->pix_fmt = frame_pix_fmt; - st->sample_aspect_ratio = video_enc->sample_aspect_ratio; - - if (intra_only) - video_enc->gop_size = 0; - if (video_qscale || same_quality) { - video_enc->flags |= CODEC_FLAG_QSCALE; - video_enc->global_quality = FF_QP2LAMBDA * video_qscale; - } - - if(intra_matrix) - video_enc->intra_matrix = intra_matrix; - if(inter_matrix) - video_enc->inter_matrix = inter_matrix; - - p= video_rc_override_string; - for(i=0; p; i++){ - int start, end, q; - int e=sscanf(p, "%d,%d,%d", &start, &end, &q); - if(e!=3){ - fprintf(stderr, "error parsing rc_override\n"); - exit_program(1); - } - video_enc->rc_override= - av_realloc(video_enc->rc_override, - sizeof(RcOverride)*(i+1)); - video_enc->rc_override[i].start_frame= start; - video_enc->rc_override[i].end_frame = end; - if(q>0){ - video_enc->rc_override[i].qscale= q; - video_enc->rc_override[i].quality_factor= 1.0; - } - else{ - video_enc->rc_override[i].qscale= 0; - video_enc->rc_override[i].quality_factor= -q/100.0; - } - p= strchr(p, '/'); - if(p) p++; - } - video_enc->rc_override_count=i; - if (!video_enc->rc_initial_buffer_occupancy) - video_enc->rc_initial_buffer_occupancy = video_enc->rc_buffer_size*3/4; - video_enc->me_threshold= me_threshold; - video_enc->intra_dc_precision= intra_dc_precision - 8; - - if (do_psnr) - video_enc->flags|= CODEC_FLAG_PSNR; - - /* two pass mode */ - if (do_pass) { - if (do_pass == 1) { - video_enc->flags |= CODEC_FLAG_PASS1; - } else { - video_enc->flags |= CODEC_FLAG_PASS2; - } - } - - if (forced_key_frames) - parse_forced_key_frames(forced_key_frames, ost, video_enc); - } - if (video_language) { - av_dict_set(&st->metadata, "language", video_language, 0); - av_freep(&video_language); - } - - /* reset some key parameters */ - video_disable = 0; - av_freep(&video_codec_name); - av_freep(&forced_key_frames); - video_stream_copy = 0; - frame_pix_fmt = PIX_FMT_NONE; -} - -static void new_audio_stream(AVFormatContext *oc, int file_idx) -{ - AVStream *st; - OutputStream *ost; - AVCodec *codec= NULL; - AVCodecContext *audio_enc; - enum CodecID codec_id = CODEC_ID_NONE; - - if(!audio_stream_copy){ - if (audio_codec_name) { - codec_id = find_codec_or_die(audio_codec_name, AVMEDIA_TYPE_AUDIO, 1); - codec = avcodec_find_encoder_by_name(audio_codec_name); - } else { - codec_id = av_guess_codec(oc->oformat, NULL, oc->filename, NULL, AVMEDIA_TYPE_AUDIO); - codec = avcodec_find_encoder(codec_id); - } - } - ost = new_output_stream(oc, file_idx, codec); - st = ost->st; - - ost->bitstream_filters = audio_bitstream_filters; - audio_bitstream_filters= NULL; - - st->codec->thread_count= thread_count; - - audio_enc = st->codec; - audio_enc->codec_type = AVMEDIA_TYPE_AUDIO; - - if(audio_codec_tag) - audio_enc->codec_tag= audio_codec_tag; - - if (oc->oformat->flags & AVFMT_GLOBALHEADER) { - audio_enc->flags |= CODEC_FLAG_GLOBAL_HEADER; - } - if (audio_stream_copy) { - st->stream_copy = 1; - } else { - audio_enc->codec_id = codec_id; - - if (audio_qscale > QSCALE_NONE) { - audio_enc->flags |= CODEC_FLAG_QSCALE; - audio_enc->global_quality = FF_QP2LAMBDA * audio_qscale; - } - if (audio_channels) - audio_enc->channels = audio_channels; - if (audio_sample_fmt != AV_SAMPLE_FMT_NONE) - audio_enc->sample_fmt = audio_sample_fmt; - if (audio_sample_rate) - audio_enc->sample_rate = audio_sample_rate; - } - if (audio_language) { - av_dict_set(&st->metadata, "language", audio_language, 0); - av_freep(&audio_language); - } - - /* reset some key parameters */ - audio_disable = 0; - av_freep(&audio_codec_name); - audio_stream_copy = 0; -} - -static void new_data_stream(AVFormatContext *oc, int file_idx) -{ - AVStream *st; - OutputStream *ost; - AVCodecContext *data_enc; - - ost = new_output_stream(oc, file_idx, NULL); - st = ost->st; - data_enc = st->codec; - if (!data_stream_copy) { - fprintf(stderr, "Data stream encoding not supported yet (only streamcopy)\n"); - exit_program(1); - } - - data_enc->codec_type = AVMEDIA_TYPE_DATA; - - if (data_codec_tag) - data_enc->codec_tag= data_codec_tag; - - if (oc->oformat->flags & AVFMT_GLOBALHEADER) { - data_enc->flags |= CODEC_FLAG_GLOBAL_HEADER; - } - if (data_stream_copy) { - st->stream_copy = 1; - } - - data_disable = 0; - av_freep(&data_codec_name); - data_stream_copy = 0; -} - -static void new_subtitle_stream(AVFormatContext *oc, int file_idx) -{ - AVStream *st; - OutputStream *ost; - AVCodec *codec=NULL; - AVCodecContext *subtitle_enc; - enum CodecID codec_id = CODEC_ID_NONE; - - if(!subtitle_stream_copy){ - if (subtitle_codec_name) { - codec_id = find_codec_or_die(subtitle_codec_name, AVMEDIA_TYPE_SUBTITLE, 1); - codec = avcodec_find_encoder_by_name(subtitle_codec_name); - } else { - codec_id = av_guess_codec(oc->oformat, NULL, oc->filename, NULL, AVMEDIA_TYPE_SUBTITLE); - codec = avcodec_find_encoder(codec_id); - } - } - ost = new_output_stream(oc, file_idx, codec); - st = ost->st; - subtitle_enc = st->codec; - - ost->bitstream_filters = subtitle_bitstream_filters; - subtitle_bitstream_filters= NULL; - - subtitle_enc->codec_type = AVMEDIA_TYPE_SUBTITLE; - - if(subtitle_codec_tag) - subtitle_enc->codec_tag= subtitle_codec_tag; - - if (oc->oformat->flags & AVFMT_GLOBALHEADER) { - subtitle_enc->flags |= CODEC_FLAG_GLOBAL_HEADER; - } - if (subtitle_stream_copy) { - st->stream_copy = 1; - } else { - subtitle_enc->codec_id = codec_id; - } - - if (subtitle_language) { - av_dict_set(&st->metadata, "language", subtitle_language, 0); - av_freep(&subtitle_language); - } - - subtitle_disable = 0; - av_freep(&subtitle_codec_name); - subtitle_stream_copy = 0; -} - -static int opt_new_stream(const char *opt, const char *arg) -{ - AVFormatContext *oc; - int file_idx = nb_output_files - 1; - if (nb_output_files <= 0) { - fprintf(stderr, "At least one output file must be specified\n"); - exit_program(1); - } - oc = output_files[file_idx]; - - if (!strcmp(opt, "newvideo" )) new_video_stream (oc, file_idx); - else if (!strcmp(opt, "newaudio" )) new_audio_stream (oc, file_idx); - else if (!strcmp(opt, "newsubtitle")) new_subtitle_stream(oc, file_idx); - else if (!strcmp(opt, "newdata" )) new_data_stream (oc, file_idx); - else av_assert0(0); - return 0; -} - -/* arg format is "output-stream-index:streamid-value". */ -static int opt_streamid(const char *opt, const char *arg) -{ - int idx; - char *p; - char idx_str[16]; - - av_strlcpy(idx_str, arg, sizeof(idx_str)); - p = strchr(idx_str, ':'); - if (!p) { - fprintf(stderr, - "Invalid value '%s' for option '%s', required syntax is 'index:value'\n", - arg, opt); - exit_program(1); - } - *p++ = '\0'; - idx = parse_number_or_die(opt, idx_str, OPT_INT, 0, INT_MAX); - streamid_map = grow_array(streamid_map, sizeof(*streamid_map), &nb_streamid_map, idx+1); - streamid_map[idx] = parse_number_or_die(opt, p, OPT_INT, 0, INT_MAX); - return 0; -} - -static void opt_output_file(void *optctx, const char *filename) -{ - AVFormatContext *oc; - int err, use_video, use_audio, use_subtitle, use_data; - int input_has_video, input_has_audio, input_has_subtitle, input_has_data; - AVOutputFormat *file_oformat; - - if (!strcmp(filename, "-")) - filename = "pipe:"; - - oc = avformat_alloc_context(); - if (!oc) { - print_error(filename, AVERROR(ENOMEM)); - exit_program(1); - } - - if (last_asked_format) { - file_oformat = av_guess_format(last_asked_format, NULL, NULL); - if (!file_oformat) { - fprintf(stderr, "Requested output format '%s' is not a suitable output format\n", last_asked_format); - exit_program(1); - } - last_asked_format = NULL; - } else { - file_oformat = av_guess_format(NULL, filename, NULL); - if (!file_oformat) { - fprintf(stderr, "Unable to find a suitable output format for '%s'\n", - filename); - exit_program(1); - } - } - - oc->oformat = file_oformat; - av_strlcpy(oc->filename, filename, sizeof(oc->filename)); - - if (!strcmp(file_oformat->name, "ffm") && - av_strstart(filename, "http:", NULL)) { - /* special case for files sent to avserver: we get the stream - parameters from avserver */ - int err = read_avserver_streams(oc, filename); - if (err < 0) { - print_error(filename, err); - exit_program(1); - } - } else { - use_video = file_oformat->video_codec != CODEC_ID_NONE || video_stream_copy || video_codec_name; - use_audio = file_oformat->audio_codec != CODEC_ID_NONE || audio_stream_copy || audio_codec_name; - use_subtitle = file_oformat->subtitle_codec != CODEC_ID_NONE || subtitle_stream_copy || subtitle_codec_name; - use_data = data_stream_copy || data_codec_name; /* XXX once generic data codec will be available add a ->data_codec reference and use it here */ - - /* disable if no corresponding type found */ - check_inputs(&input_has_video, - &input_has_audio, - &input_has_subtitle, - &input_has_data); - - if (!input_has_video) - use_video = 0; - if (!input_has_audio) - use_audio = 0; - if (!input_has_subtitle) - use_subtitle = 0; - if (!input_has_data) - use_data = 0; - - /* manual disable */ - if (audio_disable) use_audio = 0; - if (video_disable) use_video = 0; - if (subtitle_disable) use_subtitle = 0; - if (data_disable) use_data = 0; - - if (use_video) new_video_stream(oc, nb_output_files); - if (use_audio) new_audio_stream(oc, nb_output_files); - if (use_subtitle) new_subtitle_stream(oc, nb_output_files); - if (use_data) new_data_stream(oc, nb_output_files); - - av_dict_copy(&oc->metadata, metadata, 0); - av_dict_free(&metadata); - } - - av_dict_copy(&output_opts[nb_output_files], format_opts, 0); - output_files[nb_output_files++] = oc; - - /* check filename in case of an image number is expected */ - if (oc->oformat->flags & AVFMT_NEEDNUMBER) { - if (!av_filename_number_test(oc->filename)) { - print_error(oc->filename, AVERROR(EINVAL)); - exit_program(1); - } - } - - if (!(oc->oformat->flags & AVFMT_NOFILE)) { - /* test if it already exists to avoid losing precious files */ - if (!file_overwrite && - (strchr(filename, ':') == NULL || - filename[1] == ':' || - av_strstart(filename, "file:", NULL))) { - if (avio_check(filename, 0) == 0) { - if (!using_stdin) { - fprintf(stderr,"File '%s' already exists. Overwrite ? [y/N] ", filename); - fflush(stderr); - if (!read_yesno()) { - fprintf(stderr, "Not overwriting - exiting\n"); - exit_program(1); - } - } - else { - fprintf(stderr,"File '%s' already exists. Exiting.\n", filename); - exit_program(1); - } - } - } - - /* open the file */ - if ((err = avio_open(&oc->pb, filename, AVIO_FLAG_WRITE)) < 0) { - print_error(filename, err); - exit_program(1); - } - } - - oc->preload= (int)(mux_preload*AV_TIME_BASE); - oc->max_delay= (int)(mux_max_delay*AV_TIME_BASE); - if (loop_output >= 0) { - av_log(NULL, AV_LOG_WARNING, "-loop_output is deprecated, use -loop\n"); - oc->loop_output = loop_output; - } - oc->flags |= AVFMT_FLAG_NONBLOCK; - - frame_rate = (AVRational){0, 0}; - frame_width = 0; - frame_height = 0; - audio_sample_rate = 0; - audio_channels = 0; - audio_sample_fmt = AV_SAMPLE_FMT_NONE; - - av_freep(&forced_key_frames); - uninit_opts(); - init_opts(); -} - -/* same option as mencoder */ -static int opt_pass(const char *opt, const char *arg) -{ - do_pass = parse_number_or_die(opt, arg, OPT_INT, 1, 2); - return 0; -} - -static int64_t getutime(void) -{ -#if HAVE_GETRUSAGE - struct rusage rusage; - - getrusage(RUSAGE_SELF, &rusage); - return (rusage.ru_utime.tv_sec * 1000000LL) + rusage.ru_utime.tv_usec; -#elif HAVE_GETPROCESSTIMES - HANDLE proc; - FILETIME c, e, k, u; - proc = GetCurrentProcess(); - GetProcessTimes(proc, &c, &e, &k, &u); - return ((int64_t) u.dwHighDateTime << 32 | u.dwLowDateTime) / 10; -#else - return av_gettime(); -#endif -} - -static int64_t getmaxrss(void) -{ -#if HAVE_GETRUSAGE && HAVE_STRUCT_RUSAGE_RU_MAXRSS - struct rusage rusage; - getrusage(RUSAGE_SELF, &rusage); - return (int64_t)rusage.ru_maxrss * 1024; -#elif HAVE_GETPROCESSMEMORYINFO - HANDLE proc; - PROCESS_MEMORY_COUNTERS memcounters; - proc = GetCurrentProcess(); - memcounters.cb = sizeof(memcounters); - GetProcessMemoryInfo(proc, &memcounters, sizeof(memcounters)); - return memcounters.PeakPagefileUsage; -#else - return 0; -#endif -} - -static void parse_matrix_coeffs(uint16_t *dest, const char *str) -{ - int i; - const char *p = str; - for(i = 0;; i++) { - dest[i] = atoi(p); - if(i == 63) - break; - p = strchr(p, ','); - if(!p) { - fprintf(stderr, "Syntax error in matrix \"%s\" at coeff %d\n", str, i); - exit_program(1); - } - p++; - } -} - -static void opt_inter_matrix(const char *arg) -{ - inter_matrix = av_mallocz(sizeof(uint16_t) * 64); - parse_matrix_coeffs(inter_matrix, arg); -} - -static void opt_intra_matrix(const char *arg) -{ - intra_matrix = av_mallocz(sizeof(uint16_t) * 64); - parse_matrix_coeffs(intra_matrix, arg); -} - -static void show_usage(void) -{ - printf("Hyper fast Audio and Video encoder\n"); - printf("usage: ffmpeg [options] [[infile options] -i infile]... {[outfile options] outfile}...\n"); - printf("\n"); -} - -static void show_help(void) -{ - AVCodec *c; - AVOutputFormat *oformat = NULL; - AVInputFormat *iformat = NULL; - const AVClass *class; - - av_log_set_callback(log_callback_help); - show_usage(); - show_help_options(options, "Main options:\n", - OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_SUBTITLE | OPT_GRAB, 0); - show_help_options(options, "\nAdvanced options:\n", - OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_SUBTITLE | OPT_GRAB, - OPT_EXPERT); - show_help_options(options, "\nVideo options:\n", - OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB, - OPT_VIDEO); - show_help_options(options, "\nAdvanced Video options:\n", - OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB, - OPT_VIDEO | OPT_EXPERT); - show_help_options(options, "\nAudio options:\n", - OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB, - OPT_AUDIO); - show_help_options(options, "\nAdvanced Audio options:\n", - OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB, - OPT_AUDIO | OPT_EXPERT); - show_help_options(options, "\nSubtitle options:\n", - OPT_SUBTITLE | OPT_GRAB, - OPT_SUBTITLE); - show_help_options(options, "\nAudio/Video grab options:\n", - OPT_GRAB, - OPT_GRAB); - printf("\n"); - class = avcodec_get_class(); - av_opt_show2(&class, NULL, AV_OPT_FLAG_ENCODING_PARAM|AV_OPT_FLAG_DECODING_PARAM, 0); - printf("\n"); - - /* individual codec options */ - c = NULL; - while ((c = av_codec_next(c))) { - if (c->priv_class) { - av_opt_show2(&c->priv_class, NULL, AV_OPT_FLAG_ENCODING_PARAM|AV_OPT_FLAG_DECODING_PARAM, 0); - printf("\n"); - } - } - - class = avformat_get_class(); - av_opt_show2(&class, NULL, AV_OPT_FLAG_ENCODING_PARAM|AV_OPT_FLAG_DECODING_PARAM, 0); - printf("\n"); - - /* individual muxer options */ - while ((oformat = av_oformat_next(oformat))) { - if (oformat->priv_class) { - av_opt_show2(&oformat->priv_class, NULL, AV_OPT_FLAG_ENCODING_PARAM, 0); - printf("\n"); - } - } - - /* individual demuxer options */ - while ((iformat = av_iformat_next(iformat))) { - if (iformat->priv_class) { - av_opt_show2(&iformat->priv_class, NULL, AV_OPT_FLAG_DECODING_PARAM, 0); - printf("\n"); - } - } - - class = sws_get_class(); - av_opt_show2(&class, NULL, AV_OPT_FLAG_ENCODING_PARAM|AV_OPT_FLAG_DECODING_PARAM, 0); -} - -static int opt_target(const char *opt, const char *arg) -{ - enum { PAL, NTSC, FILM, UNKNOWN } norm = UNKNOWN; - static const char *const frame_rates[] = {"25", "30000/1001", "24000/1001"}; - - if(!strncmp(arg, "pal-", 4)) { - norm = PAL; - arg += 4; - } else if(!strncmp(arg, "ntsc-", 5)) { - norm = NTSC; - arg += 5; - } else if(!strncmp(arg, "film-", 5)) { - norm = FILM; - arg += 5; - } else { - int fr; - /* Calculate FR via float to avoid int overflow */ - fr = (int)(frame_rate.num * 1000.0 / frame_rate.den); - if(fr == 25000) { - norm = PAL; - } else if((fr == 29970) || (fr == 23976)) { - norm = NTSC; - } else { - /* Try to determine PAL/NTSC by peeking in the input files */ - if(nb_input_files) { - int i, j; - for (j = 0; j < nb_input_files; j++) { - for (i = 0; i < input_files[j].ctx->nb_streams; i++) { - AVCodecContext *c = input_files[j].ctx->streams[i]->codec; - if(c->codec_type != AVMEDIA_TYPE_VIDEO) - continue; - fr = c->time_base.den * 1000 / c->time_base.num; - if(fr == 25000) { - norm = PAL; - break; - } else if((fr == 29970) || (fr == 23976)) { - norm = NTSC; - break; - } - } - if(norm != UNKNOWN) - break; - } - } - } - if(verbose > 0 && norm != UNKNOWN) - fprintf(stderr, "Assuming %s for target.\n", norm == PAL ? "PAL" : "NTSC"); - } - - if(norm == UNKNOWN) { - fprintf(stderr, "Could not determine norm (PAL/NTSC/NTSC-Film) for target.\n"); - fprintf(stderr, "Please prefix target with \"pal-\", \"ntsc-\" or \"film-\",\n"); - fprintf(stderr, "or set a framerate with \"-r xxx\".\n"); - exit_program(1); - } - - if(!strcmp(arg, "vcd")) { - opt_video_codec("vcodec", "mpeg1video"); - opt_audio_codec("vcodec", "mp2"); - opt_format("f", "vcd"); - - opt_frame_size("s", norm == PAL ? "352x288" : "352x240"); - opt_frame_rate("r", frame_rates[norm]); - opt_default("g", norm == PAL ? "15" : "18"); - - opt_default("b", "1150000"); - opt_default("maxrate", "1150000"); - opt_default("minrate", "1150000"); - opt_default("bufsize", "327680"); // 40*1024*8; - - opt_default("ab", "224000"); - audio_sample_rate = 44100; - audio_channels = 2; - - opt_default("packetsize", "2324"); - opt_default("muxrate", "1411200"); // 2352 * 75 * 8; - - /* We have to offset the PTS, so that it is consistent with the SCR. - SCR starts at 36000, but the first two packs contain only padding - and the first pack from the other stream, respectively, may also have - been written before. - So the real data starts at SCR 36000+3*1200. */ - mux_preload= (36000+3*1200) / 90000.0; //0.44 - } else if(!strcmp(arg, "svcd")) { - - opt_video_codec("vcodec", "mpeg2video"); - opt_audio_codec("acodec", "mp2"); - opt_format("f", "svcd"); - - opt_frame_size("s", norm == PAL ? "480x576" : "480x480"); - opt_frame_rate("r", frame_rates[norm]); - opt_default("g", norm == PAL ? "15" : "18"); - - opt_default("b", "2040000"); - opt_default("maxrate", "2516000"); - opt_default("minrate", "0"); //1145000; - opt_default("bufsize", "1835008"); //224*1024*8; - opt_default("flags", "+scan_offset"); - - - opt_default("ab", "224000"); - audio_sample_rate = 44100; - - opt_default("packetsize", "2324"); - - } else if(!strcmp(arg, "dvd")) { - - opt_video_codec("vcodec", "mpeg2video"); - opt_audio_codec("vcodec", "ac3"); - opt_format("f", "dvd"); - - opt_frame_size("vcodec", norm == PAL ? "720x576" : "720x480"); - opt_frame_rate("r", frame_rates[norm]); - opt_default("g", norm == PAL ? "15" : "18"); - - opt_default("b", "6000000"); - opt_default("maxrate", "9000000"); - opt_default("minrate", "0"); //1500000; - opt_default("bufsize", "1835008"); //224*1024*8; - - opt_default("packetsize", "2048"); // from www.mpucoder.com: DVD sectors contain 2048 bytes of data, this is also the size of one pack. - opt_default("muxrate", "10080000"); // from mplex project: data_rate = 1260000. mux_rate = data_rate * 8 - - opt_default("ab", "448000"); - audio_sample_rate = 48000; - - } else if(!strncmp(arg, "dv", 2)) { - - opt_format("f", "dv"); - - opt_frame_size("s", norm == PAL ? "720x576" : "720x480"); - opt_frame_pix_fmt("pix_fmt", !strncmp(arg, "dv50", 4) ? "yuv422p" : - norm == PAL ? "yuv420p" : "yuv411p"); - opt_frame_rate("r", frame_rates[norm]); - - audio_sample_rate = 48000; - audio_channels = 2; - - } else { - fprintf(stderr, "Unknown target: %s\n", arg); - return AVERROR(EINVAL); - } - return 0; -} - -static int opt_vstats_file(const char *opt, const char *arg) -{ - av_free (vstats_filename); - vstats_filename=av_strdup (arg); - return 0; -} - -static int opt_vstats(const char *opt, const char *arg) -{ - char filename[40]; - time_t today2 = time(NULL); - struct tm *today = localtime(&today2); - - snprintf(filename, sizeof(filename), "vstats_%02d%02d%02d.log", today->tm_hour, today->tm_min, - today->tm_sec); - return opt_vstats_file(opt, filename); -} - -static int opt_bsf(const char *opt, const char *arg) -{ - AVBitStreamFilterContext *bsfc= av_bitstream_filter_init(arg); //FIXME split name and args for filter at '=' - AVBitStreamFilterContext **bsfp; - - if(!bsfc){ - fprintf(stderr, "Unknown bitstream filter %s\n", arg); - exit_program(1); - } - - bsfp= *opt == 'v' ? &video_bitstream_filters : - *opt == 'a' ? &audio_bitstream_filters : - &subtitle_bitstream_filters; - while(*bsfp) - bsfp= &(*bsfp)->next; - - *bsfp= bsfc; - - return 0; -} - -static int opt_preset(const char *opt, const char *arg) -{ - FILE *f=NULL; - char filename[1000], tmp[1000], tmp2[1000], line[1000]; - char *codec_name = *opt == 'v' ? video_codec_name : - *opt == 'a' ? audio_codec_name : - subtitle_codec_name; - - if (!(f = get_preset_file(filename, sizeof(filename), arg, *opt == 'f', codec_name))) { - fprintf(stderr, "File for preset '%s' not found\n", arg); - exit_program(1); - } - - while(!feof(f)){ - int e= fscanf(f, "%999[^\n]\n", line) - 1; - if(line[0] == '#' && !e) - continue; - e|= sscanf(line, "%999[^=]=%999[^\n]\n", tmp, tmp2) - 2; - if(e){ - fprintf(stderr, "%s: Invalid syntax: '%s'\n", filename, line); - exit_program(1); - } - if(!strcmp(tmp, "acodec")){ - opt_audio_codec(tmp, tmp2); - }else if(!strcmp(tmp, "vcodec")){ - opt_video_codec(tmp, tmp2); - }else if(!strcmp(tmp, "scodec")){ - opt_subtitle_codec(tmp, tmp2); - }else if(!strcmp(tmp, "dcodec")){ - opt_data_codec(tmp, tmp2); - }else if(opt_default(tmp, tmp2) < 0){ - fprintf(stderr, "%s: Invalid option or argument: '%s', parsed as '%s' = '%s'\n", filename, line, tmp, tmp2); - exit_program(1); - } - } - - fclose(f); - - return 0; -} - -static const OptionDef options[] = { - /* main options */ -#include "cmdutils_common_opts.h" - { "f", HAS_ARG, {(void*)opt_format}, "force format", "fmt" }, - { "i", HAS_ARG, {(void*)opt_input_file}, "input file name", "filename" }, - { "y", OPT_BOOL, {(void*)&file_overwrite}, "overwrite output files" }, - { "map", HAS_ARG | OPT_EXPERT, {(void*)opt_map}, "set input stream mapping", "file.stream[:syncfile.syncstream]" }, - { "map_meta_data", HAS_ARG | OPT_EXPERT, {(void*)opt_map_meta_data}, "DEPRECATED set meta data information of outfile from infile", - "outfile[,metadata]:infile[,metadata]" }, - { "map_metadata", HAS_ARG | OPT_EXPERT, {(void*)opt_map_metadata}, "set metadata information of outfile from infile", - "outfile[,metadata]:infile[,metadata]" }, - { "map_chapters", HAS_ARG | OPT_EXPERT, {(void*)opt_map_chapters}, "set chapters mapping", "outfile:infile" }, - { "t", HAS_ARG, {(void*)opt_recording_time}, "record or transcode \"duration\" seconds of audio/video", "duration" }, - { "fs", HAS_ARG | OPT_INT64, {(void*)&limit_filesize}, "set the limit file size in bytes", "limit_size" }, // - { "ss", HAS_ARG, {(void*)opt_start_time}, "set the start time offset", "time_off" }, - { "itsoffset", HAS_ARG, {(void*)opt_input_ts_offset}, "set the input ts offset", "time_off" }, - { "itsscale", HAS_ARG, {(void*)opt_input_ts_scale}, "set the input ts scale", "stream:scale" }, - { "timestamp", HAS_ARG, {(void*)opt_recording_timestamp}, "set the recording timestamp ('now' to set the current time)", "time" }, - { "metadata", HAS_ARG, {(void*)opt_metadata}, "add metadata", "string=string" }, - { "dframes", OPT_INT | HAS_ARG, {(void*)&max_frames[AVMEDIA_TYPE_DATA]}, "set the number of data frames to record", "number" }, - { "benchmark", OPT_BOOL | OPT_EXPERT, {(void*)&do_benchmark}, - "add timings for benchmarking" }, - { "timelimit", HAS_ARG, {(void*)opt_timelimit}, "set max runtime in seconds", "limit" }, - { "dump", OPT_BOOL | OPT_EXPERT, {(void*)&do_pkt_dump}, - "dump each input packet" }, - { "hex", OPT_BOOL | OPT_EXPERT, {(void*)&do_hex_dump}, - "when dumping packets, also dump the payload" }, - { "re", OPT_BOOL | OPT_EXPERT, {(void*)&rate_emu}, "read input at native frame rate", "" }, - { "loop_input", OPT_BOOL | OPT_EXPERT, {(void*)&loop_input}, "deprecated, use -loop" }, - { "loop_output", HAS_ARG | OPT_INT | OPT_EXPERT, {(void*)&loop_output}, "deprecated, use -loop", "" }, - { "v", HAS_ARG, {(void*)opt_verbose}, "set ffmpeg verbosity level", "number" }, - { "target", HAS_ARG, {(void*)opt_target}, "specify target file type (\"vcd\", \"svcd\", \"dvd\", \"dv\", \"dv50\", \"pal-vcd\", \"ntsc-svcd\", ...)", "type" }, - { "threads", HAS_ARG | OPT_EXPERT, {(void*)opt_thread_count}, "thread count", "count" }, - { "vsync", HAS_ARG | OPT_INT | OPT_EXPERT, {(void*)&video_sync_method}, "video sync method", "" }, - { "async", HAS_ARG | OPT_INT | OPT_EXPERT, {(void*)&audio_sync_method}, "audio sync method", "" }, - { "adrift_threshold", HAS_ARG | OPT_FLOAT | OPT_EXPERT, {(void*)&audio_drift_threshold}, "audio drift threshold", "threshold" }, - { "copyts", OPT_BOOL | OPT_EXPERT, {(void*)©_ts}, "copy timestamps" }, - { "copytb", OPT_BOOL | OPT_EXPERT, {(void*)©_tb}, "copy input stream time base when stream copying" }, - { "shortest", OPT_BOOL | OPT_EXPERT, {(void*)&opt_shortest}, "finish encoding within shortest input" }, // - { "dts_delta_threshold", HAS_ARG | OPT_FLOAT | OPT_EXPERT, {(void*)&dts_delta_threshold}, "timestamp discontinuity delta threshold", "threshold" }, - { "programid", HAS_ARG | OPT_INT | OPT_EXPERT, {(void*)&opt_programid}, "desired program number", "" }, - { "xerror", OPT_BOOL, {(void*)&exit_on_error}, "exit on error", "error" }, - { "copyinkf", OPT_BOOL | OPT_EXPERT, {(void*)©_initial_nonkeyframes}, "copy initial non-keyframes" }, - - /* video options */ - { "vframes", OPT_INT | HAS_ARG | OPT_VIDEO, {(void*)&max_frames[AVMEDIA_TYPE_VIDEO]}, "set the number of video frames to record", "number" }, - { "r", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_rate}, "set frame rate (Hz value, fraction or abbreviation)", "rate" }, - { "s", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_size}, "set frame size (WxH or abbreviation)", "size" }, - { "aspect", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_aspect_ratio}, "set aspect ratio (4:3, 16:9 or 1.3333, 1.7777)", "aspect" }, - { "pix_fmt", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_frame_pix_fmt}, "set pixel format, 'list' as argument shows all the pixel formats supported", "format" }, - { "croptop", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop}, "Removed, use the crop filter instead", "size" }, - { "cropbottom", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop}, "Removed, use the crop filter instead", "size" }, - { "cropleft", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop}, "Removed, use the crop filter instead", "size" }, - { "cropright", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop}, "Removed, use the crop filter instead", "size" }, - { "padtop", HAS_ARG | OPT_VIDEO, {(void*)opt_pad}, "Removed, use the pad filter instead", "size" }, - { "padbottom", HAS_ARG | OPT_VIDEO, {(void*)opt_pad}, "Removed, use the pad filter instead", "size" }, - { "padleft", HAS_ARG | OPT_VIDEO, {(void*)opt_pad}, "Removed, use the pad filter instead", "size" }, - { "padright", HAS_ARG | OPT_VIDEO, {(void*)opt_pad}, "Removed, use the pad filter instead", "size" }, - { "padcolor", HAS_ARG | OPT_VIDEO, {(void*)opt_pad}, "Removed, use the pad filter instead", "color" }, - { "intra", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&intra_only}, "use only intra frames"}, - { "vn", OPT_BOOL | OPT_VIDEO, {(void*)&video_disable}, "disable video" }, - { "vdt", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&video_discard}, "discard threshold", "n" }, - { "qscale", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_qscale}, "use fixed video quantizer scale (VBR)", "q" }, - { "rc_override", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_video_rc_override_string}, "rate control override for specific intervals", "override" }, - { "vcodec", HAS_ARG | OPT_VIDEO, {(void*)opt_video_codec}, "force video codec ('copy' to copy stream)", "codec" }, - { "me_threshold", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_me_threshold}, "motion estimaton threshold", "threshold" }, - { "sameq", OPT_BOOL | OPT_VIDEO, {(void*)&same_quality}, - "use same quantizer as source (implies VBR)" }, - { "pass", HAS_ARG | OPT_VIDEO, {(void*)opt_pass}, "select the pass number (1 or 2)", "n" }, - { "passlogfile", HAS_ARG | OPT_STRING | OPT_VIDEO, {(void*)&pass_logfilename_prefix}, "select two pass log file name prefix", "prefix" }, - { "deinterlace", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&do_deinterlace}, - "deinterlace pictures" }, - { "psnr", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&do_psnr}, "calculate PSNR of compressed frames" }, - { "vstats", OPT_EXPERT | OPT_VIDEO, {(void*)&opt_vstats}, "dump video coding statistics to file" }, - { "vstats_file", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_vstats_file}, "dump video coding statistics to file", "file" }, -#if CONFIG_AVFILTER - { "vf", OPT_STRING | HAS_ARG, {(void*)&vfilters}, "video filters", "filter list" }, -#endif - { "intra_matrix", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_intra_matrix}, "specify intra matrix coeffs", "matrix" }, - { "inter_matrix", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_inter_matrix}, "specify inter matrix coeffs", "matrix" }, - { "top", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_top_field_first}, "top=1/bottom=0/auto=-1 field first", "" }, - { "dc", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&intra_dc_precision}, "intra_dc_precision", "precision" }, - { "vtag", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_codec_tag}, "force video tag/fourcc", "fourcc/tag" }, - { "newvideo", OPT_VIDEO, {(void*)opt_new_stream}, "add a new video stream to the current output stream" }, - { "vlang", HAS_ARG | OPT_STRING | OPT_VIDEO, {(void *)&video_language}, "set the ISO 639 language code (3 letters) of the current video stream" , "code" }, - { "qphist", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, { (void *)&qp_hist }, "show QP histogram" }, - { "force_fps", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&force_fps}, "force the selected framerate, disable the best supported framerate selection" }, - { "streamid", HAS_ARG | OPT_EXPERT, {(void*)opt_streamid}, "set the value of an outfile streamid", "streamIndex:value" }, - { "force_key_frames", OPT_STRING | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void *)&forced_key_frames}, "force key frames at specified timestamps", "timestamps" }, - - /* audio options */ - { "aframes", OPT_INT | HAS_ARG | OPT_AUDIO, {(void*)&max_frames[AVMEDIA_TYPE_AUDIO]}, "set the number of audio frames to record", "number" }, - { "aq", OPT_FLOAT | HAS_ARG | OPT_AUDIO, {(void*)&audio_qscale}, "set audio quality (codec-specific)", "quality", }, - { "ar", HAS_ARG | OPT_AUDIO, {(void*)opt_audio_rate}, "set audio sampling rate (in Hz)", "rate" }, - { "ac", HAS_ARG | OPT_AUDIO, {(void*)opt_audio_channels}, "set number of audio channels", "channels" }, - { "an", OPT_BOOL | OPT_AUDIO, {(void*)&audio_disable}, "disable audio" }, - { "acodec", HAS_ARG | OPT_AUDIO, {(void*)opt_audio_codec}, "force audio codec ('copy' to copy stream)", "codec" }, - { "atag", HAS_ARG | OPT_EXPERT | OPT_AUDIO, {(void*)opt_codec_tag}, "force audio tag/fourcc", "fourcc/tag" }, - { "vol", OPT_INT | HAS_ARG | OPT_AUDIO, {(void*)&audio_volume}, "change audio volume (256=normal)" , "volume" }, // - { "newaudio", OPT_AUDIO, {(void*)opt_new_stream}, "add a new audio stream to the current output stream" }, - { "alang", HAS_ARG | OPT_STRING | OPT_AUDIO, {(void *)&audio_language}, "set the ISO 639 language code (3 letters) of the current audio stream" , "code" }, - { "sample_fmt", HAS_ARG | OPT_EXPERT | OPT_AUDIO, {(void*)opt_audio_sample_fmt}, "set sample format, 'list' as argument shows all the sample formats supported", "format" }, - - /* subtitle options */ - { "sn", OPT_BOOL | OPT_SUBTITLE, {(void*)&subtitle_disable}, "disable subtitle" }, - { "scodec", HAS_ARG | OPT_SUBTITLE, {(void*)opt_subtitle_codec}, "force subtitle codec ('copy' to copy stream)", "codec" }, - { "newsubtitle", OPT_SUBTITLE, {(void*)opt_new_stream}, "add a new subtitle stream to the current output stream" }, - { "slang", HAS_ARG | OPT_STRING | OPT_SUBTITLE, {(void *)&subtitle_language}, "set the ISO 639 language code (3 letters) of the current subtitle stream" , "code" }, - { "stag", HAS_ARG | OPT_EXPERT | OPT_SUBTITLE, {(void*)opt_codec_tag}, "force subtitle tag/fourcc", "fourcc/tag" }, - - /* grab options */ - { "vc", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_GRAB, {(void*)opt_video_channel}, "deprecated, use -channel", "channel" }, - { "tvstd", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_GRAB, {(void*)opt_video_standard}, "deprecated, use -standard", "standard" }, - { "isync", OPT_BOOL | OPT_EXPERT | OPT_GRAB, {(void*)&input_sync}, "sync read on input", "" }, - - /* muxer options */ - { "muxdelay", OPT_FLOAT | HAS_ARG | OPT_EXPERT, {(void*)&mux_max_delay}, "set the maximum demux-decode delay", "seconds" }, - { "muxpreload", OPT_FLOAT | HAS_ARG | OPT_EXPERT, {(void*)&mux_preload}, "set the initial demux-decode delay", "seconds" }, - - { "absf", HAS_ARG | OPT_AUDIO | OPT_EXPERT, {(void*)opt_bsf}, "", "bitstream_filter" }, - { "vbsf", HAS_ARG | OPT_VIDEO | OPT_EXPERT, {(void*)opt_bsf}, "", "bitstream_filter" }, - { "sbsf", HAS_ARG | OPT_SUBTITLE | OPT_EXPERT, {(void*)opt_bsf}, "", "bitstream_filter" }, - - { "apre", HAS_ARG | OPT_AUDIO | OPT_EXPERT, {(void*)opt_preset}, "set the audio options to the indicated preset", "preset" }, - { "vpre", HAS_ARG | OPT_VIDEO | OPT_EXPERT, {(void*)opt_preset}, "set the video options to the indicated preset", "preset" }, - { "spre", HAS_ARG | OPT_SUBTITLE | OPT_EXPERT, {(void*)opt_preset}, "set the subtitle options to the indicated preset", "preset" }, - { "fpre", HAS_ARG | OPT_EXPERT, {(void*)opt_preset}, "set options from indicated preset file", "filename" }, - /* data codec support */ - { "dcodec", HAS_ARG | OPT_DATA, {(void*)opt_data_codec}, "force data codec ('copy' to copy stream)", "codec" }, - - { "default", HAS_ARG | OPT_AUDIO | OPT_VIDEO | OPT_EXPERT, {(void*)opt_default}, "generic catch all option", "" }, - { NULL, }, -}; - -int main(int argc, char **argv) -{ - int64_t ti; - - av_log_set_flags(AV_LOG_SKIP_REPEATED); - parse_loglevel(argc, argv, options); - - avcodec_register_all(); -#if CONFIG_AVDEVICE - avdevice_register_all(); -#endif -#if CONFIG_AVFILTER - avfilter_register_all(); -#endif - av_register_all(); - avformat_network_init(); - - avio_set_interrupt_cb(decode_interrupt_cb); - - init_opts(); - - show_banner(); - - av_log(NULL, AV_LOG_WARNING, "This program is not developed anymore and is only " - "provided for compatibility. Use avconv instead " - "(see Changelog for the list of incompatible changes).\n"); - - /* parse options */ - parse_options(NULL, argc, argv, options, opt_output_file); - - if(nb_output_files <= 0 && nb_input_files == 0) { - show_usage(); - fprintf(stderr, "Use -h to get full help or, even better, run 'man ffmpeg'\n"); - exit_program(1); - } - - /* file converter / grab */ - if (nb_output_files <= 0) { - fprintf(stderr, "At least one output file must be specified\n"); - exit_program(1); - } - - if (nb_input_files == 0) { - fprintf(stderr, "At least one input file must be specified\n"); - exit_program(1); - } - - ti = getutime(); - if (transcode(output_files, nb_output_files, input_files, nb_input_files, - stream_maps, nb_stream_maps) < 0) - exit_program(1); - ti = getutime() - ti; - if (do_benchmark) { - int maxrss = getmaxrss() / 1024; - printf("bench: utime=%0.3fs maxrss=%ikB\n", ti / 1000000.0, maxrss); - } - - exit_program(0); - return 0; -} |