diff options
Diffstat (limited to 'ffmpeg.c')
| -rw-r--r-- | ffmpeg.c | 455 |
1 files changed, 282 insertions, 173 deletions
@@ -2,20 +2,20 @@ * ffmpeg main * Copyright (c) 2000-2003 Fabrice Bellard * - * This file is part of Libav. + * This file is part of FFmpeg. * - * Libav is free software; you can redistribute it and/or + * FFmpeg 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, + * FFmpeg 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 + * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ @@ -44,7 +44,10 @@ #include "libavutil/libm.h" #include "libavformat/os_support.h" +#include "libavformat/ffm.h" // not public API + #if CONFIG_AVFILTER +# include "libavfilter/avcodec.h" # include "libavfilter/avfilter.h" # include "libavfilter/avfiltergraph.h" # include "libavfilter/vsrc_buffer.h" @@ -66,6 +69,14 @@ #include <sys/select.h> #endif +#if HAVE_TERMIOS_H +#include <fcntl.h> +#include <sys/ioctl.h> +#include <sys/time.h> +#include <termios.h> +#elif HAVE_KBHIT +#include <conio.h> +#endif #include <time.h> #include "cmdutils.h" @@ -102,8 +113,6 @@ static const OptionDef options[]; #define MAX_FILES 100 #define MAX_STREAMS 1024 /* arbitrary sanity check value */ -#define FFM_PACKET_SIZE 4096 //XXX a duplicate of the line in ffm.h - static const char *last_asked_format = NULL; static AVFormatContext *input_files[MAX_FILES]; static int64_t input_files_ts_offset[MAX_FILES]; @@ -139,6 +148,7 @@ 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 int frame_bits_per_raw_sample = 0; 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; @@ -197,7 +207,7 @@ 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 const char *pass_logfilename_prefix; static int audio_stream_copy = 0; static int video_stream_copy = 0; static int subtitle_stream_copy = 0; @@ -206,7 +216,7 @@ 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 copy_tb= 0; static int opt_shortest = 0; static int video_global_header = 0; static char *vstats_filename; @@ -224,7 +234,9 @@ static int audio_volume = 256; static int exit_on_error = 0; static int using_stdin = 0; static int verbose = 1; +static int run_as_daemon = 0; static int thread_count= 1; +static int q_pressed = 0; static int64_t video_size = 0; static int64_t audio_size = 0; static int64_t extra_size = 0; @@ -268,7 +280,7 @@ typedef struct AVOutputStream { AVBitStreamFilterContext *bitstream_filters; /* video only */ int video_resample; - AVFrame pict_tmp; /* temporary image for resampling */ + AVFrame resample_frame; /* temporary frame for image resampling */ struct SwsContext *img_resample_ctx; /* for image resampling */ int resample_height; int resample_width; @@ -318,7 +330,6 @@ typedef struct AVInputStream { int64_t next_pts; /* synthetic pts for cases where pkt.pts is not defined */ int64_t pts; /* current pts */ - PtsCorrectionContext pts_ctx; int is_start; /* is 1 at the start and after a discontinuity */ int showed_multi_packet_warning; int is_past_recording_time; @@ -335,6 +346,12 @@ typedef struct AVInputFile { int nb_streams; /* nb streams we are aware of */ } AVInputFile; +#if HAVE_TERMIOS_H + +/* init terminal so that we can grab keys */ +static struct termios oldtty; +#endif + #if CONFIG_AVFILTER static int configure_video_filters(AVInputStream *ist, AVOutputStream *ost) @@ -424,6 +441,10 @@ static int configure_video_filters(AVInputStream *ist, AVOutputStream *ost) static void term_exit(void) { av_log(NULL, AV_LOG_QUIET, ""); +#if HAVE_TERMIOS_H + if(!run_as_daemon) + tcsetattr (0, TCSANOW, &oldtty); +#endif } static volatile int received_sigterm = 0; @@ -432,11 +453,34 @@ static void sigterm_handler(int sig) { received_sigterm = sig; + q_pressed++; term_exit(); } static void term_init(void) { +#if HAVE_TERMIOS_H + if(!run_as_daemon){ + struct termios tty; + + tcgetattr (0, &tty); + oldtty = tty; + atexit(term_exit); + + tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP + |INLCR|IGNCR|ICRNL|IXON); + tty.c_oflag |= OPOST; + tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN); + tty.c_cflag &= ~(CSIZE|PARENB); + tty.c_cflag |= CS8; + tty.c_cc[VMIN] = 1; + tty.c_cc[VTIME] = 0; + + tcsetattr (0, TCSANOW, &tty); + signal(SIGQUIT, sigterm_handler); /* Quit (POSIX). */ + } +#endif + signal(SIGINT , sigterm_handler); /* Interrupt (ANSI). */ signal(SIGTERM, sigterm_handler); /* Termination (ANSI). */ #ifdef SIGXCPU @@ -444,9 +488,41 @@ static void term_init(void) #endif } +/* read a key without blocking */ +static int read_key(void) +{ +#if HAVE_TERMIOS_H + int n = 1; + unsigned char ch; + struct timeval tv; + fd_set rfds; + + if(run_as_daemon) + return -1; + + FD_ZERO(&rfds); + FD_SET(0, &rfds); + tv.tv_sec = 0; + tv.tv_usec = 0; + n = select(1, &rfds, NULL, NULL, &tv); + if (n > 0) { + n = read(0, &ch, 1); + if (n == 1) + return ch; + + return n; + } +#elif HAVE_KBHIT + if(kbhit()) + return(getch()); +#endif + return -1; +} + static int decode_interrupt_cb(void) { - return received_sigterm; + q_pressed += read_key() == 'q'; + return q_pressed > 1; } static int ffmpeg_exit(int ret) @@ -546,46 +622,6 @@ static void choose_sample_fmt(AVStream *st, AVCodec *codec) } } -/** - * 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) { - 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){ @@ -791,7 +827,7 @@ need_realloc: ffmpeg_exit(1); } - if (enc->channels != dec->channels || enc->sample_rate != dec->sample_rate) + if (enc->channels != dec->channels) ost->audio_resample = 1; resample_changed = ost->resample_sample_fmt != dec->sample_fmt || @@ -817,7 +853,7 @@ need_realloc: ost->resample_sample_rate == enc->sample_rate) { ost->resample = NULL; ost->audio_resample = 0; - } else if (ost->audio_resample) { + } else { 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, @@ -1109,8 +1145,8 @@ static void do_video_out(AVFormatContext *s, AVFrame *in_picture, int *frame_size) { - int nb_frames, i, ret, resample_changed; - AVFrame *final_picture, *formatted_picture, *resampling_dst; + int nb_frames, i, ret, av_unused resample_changed; + AVFrame *final_picture, *formatted_picture; AVCodecContext *enc, *dec; double sync_ipts; @@ -1155,8 +1191,8 @@ static void do_video_out(AVFormatContext *s, formatted_picture = in_picture; final_picture = formatted_picture; - resampling_dst = &ost->pict_tmp; +#if !CONFIG_AVFILTER resample_changed = ost->resample_width != dec->width || ost->resample_height != dec->height || ost->resample_pix_fmt != dec->pix_fmt; @@ -1167,31 +1203,39 @@ static void do_video_out(AVFormatContext *s, ist->file_index, ist->index, ost->resample_width, ost->resample_height, avcodec_get_pix_fmt_name(ost->resample_pix_fmt), dec->width , dec->height , avcodec_get_pix_fmt_name(dec->pix_fmt)); - if(!ost->video_resample) - ffmpeg_exit(1); + ost->resample_width = dec->width; + ost->resample_height = dec->height; + ost->resample_pix_fmt = dec->pix_fmt; } -#if !CONFIG_AVFILTER + ost->video_resample = dec->width != enc->width || + dec->height != enc->height || + dec->pix_fmt != enc->pix_fmt; + if (ost->video_resample) { - final_picture = &ost->pict_tmp; - if (resample_changed) { + final_picture = &ost->resample_frame; + if (!ost->img_resample_ctx || resample_changed) { + /* initialize the destination picture */ + if (!ost->resample_frame.data[0]) { + avcodec_get_frame_defaults(&ost->resample_frame); + if (avpicture_alloc((AVPicture *)&ost->resample_frame, enc->pix_fmt, + enc->width, enc->height)) { + fprintf(stderr, "Cannot allocate temp picture, check pix fmt\n"); + ffmpeg_exit(1); + } + } /* 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); + ost->img_resample_ctx = sws_getContext(dec->width, dec->height, dec->pix_fmt, + enc->width, enc->height, enc->pix_fmt, + ost->sws_flags, NULL, NULL, NULL); if (ost->img_resample_ctx == NULL) { fprintf(stderr, "Cannot get resampling context\n"); ffmpeg_exit(1); } } sws_scale(ost->img_resample_ctx, formatted_picture->data, formatted_picture->linesize, - 0, ost->resample_height, resampling_dst->data, resampling_dst->linesize); + 0, ost->resample_height, ost->resample_frame.data, ost->resample_frame.linesize); } #endif @@ -1552,7 +1596,7 @@ static int output_packet(AVInputStream *ist, int ist_index, /* no picture yet */ goto discard_packet; } - ist->next_pts = ist->pts = guess_correct_pts(&ist->pts_ctx, picture.pkt_pts, picture.pkt_dts); + ist->next_pts = ist->pts = picture.best_effort_timestamp; 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 * @@ -1597,19 +1641,15 @@ static int output_packet(AVInputStream *ist, int ist_index, } #if CONFIG_AVFILTER - if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) { - for (i = 0; i < nb_ostreams; i++) { + 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); + if (!picture.sample_aspect_ratio.num) + picture.sample_aspect_ratio = ist->st->sample_aspect_ratio; + picture.pts = ist->pts; + + av_vsrc_buffer_add_frame(ost->input_video_filter, &picture); } } } @@ -1668,7 +1708,7 @@ static int output_packet(AVInputStream *ist, int ist_index, 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; + ost->st->codec->sample_aspect_ratio = ost->picref->video->sample_aspect_ratio; #endif do_video_out(os, ost, ist, &picture, &frame_size); if (vstats_filename && frame_size) @@ -1931,16 +1971,19 @@ static int transcode(AVFormatContext **output_files, int nb_input_files, AVStreamMap *stream_maps, int nb_stream_maps) { - int ret = 0, i, j, k, n, nb_istreams = 0, nb_ostreams = 0; + int ret = 0, i, j, k, n, nb_istreams = 0, nb_ostreams = 0, step; AVFormatContext *is, *os; AVCodecContext *codec, *icodec; AVOutputStream *ost, **ost_table = NULL; AVInputStream *ist, **ist_table = NULL; AVInputFile *file_table; char error[1024]; + int key; int want_sdp = 1; uint8_t no_packet[MAX_FILES]={0}; int no_packet_count=0; + int nb_frame_threshold[AVMEDIA_TYPE_NB]={0}; + int nb_streams[AVMEDIA_TYPE_NB]={0}; file_table= av_mallocz(nb_input_files * sizeof(AVInputFile)); if (!file_table) @@ -2025,6 +2068,43 @@ static int transcode(AVFormatContext **output_files, ost_table = av_mallocz(sizeof(AVOutputStream *) * nb_ostreams); if (!ost_table) goto fail; + + for(k=0;k<nb_output_files;k++) { + os = output_files[k]; + for(i=0;i<os->nb_streams;i++,n++) { + nb_streams[os->streams[i]->codec->codec_type]++; + } + } + for(step=1<<30; step; step>>=1){ + int found_streams[AVMEDIA_TYPE_NB]={0}; + for(j=0; j<AVMEDIA_TYPE_NB; j++) + nb_frame_threshold[j] += step; + + for(j=0; j<nb_istreams; j++) { + int skip=0; + ist = ist_table[j]; + if(opt_programid){ + int pi,si; + AVFormatContext *f= input_files[ ist->file_index ]; + 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 + && nb_frame_threshold[ist->st->codec->codec_type] <= ist->st->codec_info_nb_frames){ + found_streams[ist->st->codec->codec_type]++; + } + } + for(j=0; j<AVMEDIA_TYPE_NB; j++) + if(found_streams[j] < nb_streams[j]) + nb_frame_threshold[j] -= step; + } n = 0; for(k=0;k<nb_output_files;k++) { os = output_files[k]; @@ -2047,7 +2127,6 @@ static int transcode(AVFormatContext **output_files, } } 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_istreams;j++) { @@ -2067,12 +2146,11 @@ static int transcode(AVFormatContext **output_files, } } 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; + ist->st->codec->codec_type == ost->st->codec->codec_type && + nb_frame_threshold[ist->st->codec->codec_type] <= ist->st->codec_info_nb_frames) { ost->source_index = j; found = 1; - } + break; } } @@ -2217,27 +2295,7 @@ static int transcode(AVFormatContext **output_files, 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"); - ffmpeg_exit(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"); - ffmpeg_exit(1); - } -#endif - codec->bits_per_raw_sample= 0; + codec->bits_per_raw_sample= frame_bits_per_raw_sample; } ost->resample_height = icodec->height; ost->resample_width = icodec->width; @@ -2261,7 +2319,7 @@ static int transcode(AVFormatContext **output_files, break; } /* two pass mode */ - if (ost->encoding_needed && + if (ost->encoding_needed && codec->codec_id != CODEC_ID_H264 && (codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) { char logfilename[1024]; FILE *f; @@ -2288,8 +2346,9 @@ static int transcode(AVFormatContext **output_files, } } if(codec->codec_type == AVMEDIA_TYPE_VIDEO){ + /* maximum video buffer size is 6-bytes per pixel, plus DPX header size */ int size= codec->width * codec->height; - bit_buffer_size= FFMAX(bit_buffer_size, 6*size + 200); + bit_buffer_size= FFMAX(bit_buffer_size, 6*size + 1664); } } @@ -2348,17 +2407,6 @@ static int transcode(AVFormatContext **output_files, 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_open(ist->st->codec, codec) < 0) { snprintf(error, sizeof(error), "Error while opening decoder for input stream #%d.%d", ist->file_index, ist->index); @@ -2377,7 +2425,6 @@ static int transcode(AVFormatContext **output_files, 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; } @@ -2517,8 +2564,11 @@ static int transcode(AVFormatContext **output_files, print_sdp(output_files, nb_output_files); } - if (verbose >= 0) - fprintf(stderr, "Press ctrl-c to stop encoding\n"); + if (!using_stdin) { + if(verbose >= 0) + fprintf(stderr, "Press [q] to stop, [?] for help\n"); + avio_set_interrupt_cb(decode_interrupt_cb); + } term_init(); timer_start = av_gettime(); @@ -2532,6 +2582,59 @@ static int transcode(AVFormatContext **output_files, redo: ipts_min= 1e100; opts_min= 1e100; + /* if 'q' pressed, exits */ + if (!using_stdin) { + if (q_pressed) + break; + /* read_key() returns 0 on EOF */ + key = read_key(); + if (key == 'q') + break; + if (key == '+') verbose++; + if (key == '-') verbose--; + if (key == 's') qp_hist ^= 1; + if (key == 'h'){ + if (do_hex_dump){ + do_hex_dump = do_pkt_dump = 0; + } else if(do_pkt_dump){ + do_hex_dump = 1; + } else + do_pkt_dump = 1; + av_log_set_level(AV_LOG_DEBUG); + } + if (key == 'd' || key == 'D'){ + int debug=0; + if(key == 'D') { + ist = ist_table[0]; + debug = ist->st->codec->debug<<1; + if(!debug) debug = 1; + while(debug & (FF_DEBUG_DCT_COEFF|FF_DEBUG_VIS_QP|FF_DEBUG_VIS_MB_TYPE)) //unsupported, would just crash + debug += debug; + }else + scanf("%d", &debug); + for(i=0;i<nb_istreams;i++) { + ist = ist_table[i]; + ist->st->codec->debug = debug; + } + for(i=0;i<nb_ostreams;i++) { + ost = ost_table[i]; + ost->st->codec->debug = debug; + } + if(debug) av_log_set_level(AV_LOG_DEBUG); + fprintf(stderr,"debug=%d\n", debug); + } + if (key == '?'){ + fprintf(stderr, "key function\n" + "? show this help\n" + "+ increase verbosity\n" + "- decrease verbosity\n" + "D cycle through available debug modes\n" + "h dump packets/hex press to cycle through the 3 states\n" + "q quit\n" + "s Show QP histogram\n" + ); + } + } /* select the stream that we must read now by looking at the smallest output pts */ @@ -2637,7 +2740,11 @@ static int transcode(AVFormatContext **output_files, /* 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) { + (pkt.pts != AV_NOPTS_VALUE || pkt.dts != AV_NOPTS_VALUE ? + av_compare_ts(pkt.pts, ist->st->time_base, recording_time + start_time, (AVRational){1, 1000000}) + : + av_compare_ts(ist->pts, AV_TIME_BASE_Q, recording_time + start_time, (AVRational){1, 1000000}) + )>= 0) { ist->is_past_recording_time = 1; goto discard_packet; } @@ -2727,7 +2834,7 @@ static int transcode(AVFormatContext **output_files, 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->resample_frame.data[0]); av_free(ost->forced_kf_pts); if (ost->video_resample) sws_freeContext(ost->img_resample_ctx); @@ -2861,7 +2968,7 @@ static int opt_metadata(const char *opt, const char *arg) 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) { + if (video_qscale <= 0 || video_qscale > 255) { fprintf(stderr, "qscale must be > 0.0 and <= 255\n"); return AVERROR(EINVAL); } @@ -2871,6 +2978,7 @@ static int opt_qscale(const char *opt, const char *arg) 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); + opt_default(opt, arg); return 0; } @@ -3196,10 +3304,16 @@ static void opt_input_file(const char *filename) ic->subtitle_codec_id= find_codec_or_die(subtitle_codec_name, AVMEDIA_TYPE_SUBTITLE, 0, avcodec_opts[AVMEDIA_TYPE_SUBTITLE]->strict_std_compliance); - ic->flags |= AVFMT_FLAG_NONBLOCK; + ic->flags |= AVFMT_FLAG_NONBLOCK | AVFMT_FLAG_PRIV_OPT; /* open the input file with generic libav function */ err = av_open_input_file(&ic, filename, file_iformat, 0, ap); + if(err >= 0){ + set_context_opts(ic, avformat_opts, AV_OPT_FLAG_DECODING_PARAM, NULL); + err = av_demuxer_open(ic, ap); + if(err < 0) + avformat_free_context(ic); + } if (err < 0) { print_error(filename, err); ffmpeg_exit(1); @@ -3230,23 +3344,6 @@ static void opt_input_file(const char *filename) ic->loop_input = loop_input; - /* Set AVCodecContext options so they will be seen by av_find_stream_info() */ - for (i = 0; i < ic->nb_streams; i++) { - AVCodecContext *dec = ic->streams[i]->codec; - switch (dec->codec_type) { - case AVMEDIA_TYPE_AUDIO: - set_context_opts(dec, avcodec_opts[AVMEDIA_TYPE_AUDIO], - AV_OPT_FLAG_AUDIO_PARAM | AV_OPT_FLAG_DECODING_PARAM, - NULL); - break; - case AVMEDIA_TYPE_VIDEO: - set_context_opts(dec, avcodec_opts[AVMEDIA_TYPE_VIDEO], - AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_DECODING_PARAM, - NULL); - break; - } - } - /* If not enough info to get the stream parameters, we decode the first frames to get it. (used in mpeg case for example) */ ret = av_find_stream_info(ic); @@ -3281,6 +3378,8 @@ static void opt_input_file(const char *filename) switch (dec->codec_type) { case AVMEDIA_TYPE_AUDIO: input_codecs[nb_input_codecs-1] = avcodec_find_decoder_by_name(audio_codec_name); + if(!input_codecs[nb_input_codecs-1]) + input_codecs[nb_input_codecs-1] = avcodec_find_decoder(dec->codec_id); set_context_opts(dec, avcodec_opts[AVMEDIA_TYPE_AUDIO], AV_OPT_FLAG_AUDIO_PARAM | AV_OPT_FLAG_DECODING_PARAM, input_codecs[nb_input_codecs-1]); channel_layout = dec->channel_layout; audio_channels = dec->channels; @@ -3296,6 +3395,8 @@ static void opt_input_file(const char *filename) break; case AVMEDIA_TYPE_VIDEO: input_codecs[nb_input_codecs-1] = avcodec_find_decoder_by_name(video_codec_name); + if(!input_codecs[nb_input_codecs-1]) + input_codecs[nb_input_codecs-1] = avcodec_find_decoder(dec->codec_id); set_context_opts(dec, avcodec_opts[AVMEDIA_TYPE_VIDEO], AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_DECODING_PARAM, input_codecs[nb_input_codecs-1]); frame_height = dec->height; frame_width = dec->width; @@ -3333,6 +3434,8 @@ static void opt_input_file(const char *filename) break; case AVMEDIA_TYPE_SUBTITLE: input_codecs[nb_input_codecs-1] = avcodec_find_decoder_by_name(subtitle_codec_name); + if(!input_codecs[nb_input_codecs-1]) + input_codecs[nb_input_codecs-1] = avcodec_find_decoder(dec->codec_id); if(subtitle_disable) st->discard = AVDISCARD_ALL; break; @@ -3353,6 +3456,7 @@ static void opt_input_file(const char *filename) nb_input_files++; video_channel = 0; + top_field_first = -1; av_freep(&video_codec_name); av_freep(&audio_codec_name); @@ -3430,11 +3534,10 @@ static void new_video_stream(AVFormatContext *oc, int file_idx) codec_id = av_guess_codec(oc->oformat, NULL, oc->filename, NULL, AVMEDIA_TYPE_VIDEO); codec = avcodec_find_encoder(codec_id); } - ost->frame_aspect_ratio = frame_aspect_ratio; frame_aspect_ratio = 0; #if CONFIG_AVFILTER - ost->avfilter= vfilters; + ost->avfilter = vfilters; vfilters = NULL; #endif } @@ -3481,6 +3584,7 @@ static void new_video_stream(AVFormatContext *oc, int file_idx) video_enc->width = frame_width; video_enc->height = frame_height; video_enc->pix_fmt = frame_pix_fmt; + video_enc->bits_per_raw_sample = frame_bits_per_raw_sample; st->sample_aspect_ratio = video_enc->sample_aspect_ratio; choose_pixel_fmt(st, codec); @@ -3781,30 +3885,13 @@ static void opt_output_file(const char *filename) if (!strcmp(filename, "-")) filename = "pipe:"; - oc = avformat_alloc_context(); + oc = avformat_alloc_output_context(last_asked_format, NULL, filename); + last_asked_format = NULL; if (!oc) { print_error(filename, AVERROR(ENOMEM)); ffmpeg_exit(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); - ffmpeg_exit(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); - ffmpeg_exit(1); - } - } - - oc->oformat = file_oformat; - av_strlcpy(oc->filename, filename, sizeof(oc->filename)); + file_oformat= oc->oformat; if (!strcmp(file_oformat->name, "ffm") && av_strstart(filename, "http:", NULL)) { @@ -3905,7 +3992,6 @@ static void opt_output_file(const char *filename) oc->preload= (int)(mux_preload*AV_TIME_BASE); oc->max_delay= (int)(mux_max_delay*AV_TIME_BASE); oc->loop_output = loop_output; - oc->flags |= AVFMT_FLAG_NONBLOCK; set_context_opts(oc, avformat_opts, AV_OPT_FLAG_ENCODING_PARAM, NULL); @@ -4274,6 +4360,16 @@ static int opt_preset(const char *opt, const char *arg) return 0; } +static void log_callback_null(void* ptr, int level, const char* fmt, va_list vl) +{ +} + +static void opt_passlogfile(const char *arg) +{ + pass_logfilename_prefix = arg; + opt_default("passlogfile", arg); +} + static const OptionDef options[] = { /* main options */ #include "cmdutils_common_opts.h" @@ -4327,6 +4423,7 @@ static const OptionDef options[] = { { "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" }, + { "bits_per_raw_sample", OPT_INT | HAS_ARG | OPT_VIDEO, {(void*)&frame_bits_per_raw_sample}, "set the number of bits per raw sample", "number" }, { "croptop", OPT_FUNC2 | HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop}, "Removed, use the crop filter instead", "size" }, { "cropbottom", OPT_FUNC2 | HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop}, "Removed, use the crop filter instead", "size" }, { "cropleft", OPT_FUNC2 | HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop}, "Removed, use the crop filter instead", "size" }, @@ -4346,7 +4443,7 @@ static const OptionDef options[] = { { "sameq", OPT_BOOL | OPT_VIDEO, {(void*)&same_quality}, "use same quantizer as source (implies VBR)" }, { "pass", HAS_ARG | OPT_FUNC2 | 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" }, + { "passlogfile", HAS_ARG | OPT_VIDEO, {(void*)&opt_passlogfile}, "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" }, @@ -4418,6 +4515,14 @@ int main(int argc, char **argv) av_log_set_flags(AV_LOG_SKIP_REPEATED); + if(argc>1 && !strcmp(argv[1], "-d")){ + run_as_daemon=1; + verbose=-1; + av_log_set_callback(log_callback_null); + argc--; + argv++; + } + avcodec_register_all(); #if CONFIG_AVDEVICE avdevice_register_all(); @@ -4427,11 +4532,15 @@ int main(int argc, char **argv) #endif av_register_all(); - avio_set_interrupt_cb(decode_interrupt_cb); +#if HAVE_ISATTY + if(isatty(STDIN_FILENO)) + avio_set_interrupt_cb(decode_interrupt_cb); +#endif init_opts(); - show_banner(); + if(verbose>=0) + show_banner(); /* parse options */ parse_options(argc, argv, options, opt_output_file); |