diff options
Diffstat (limited to 'libavcodec/utils.c')
| -rw-r--r-- | libavcodec/utils.c | 1794 |
1 files changed, 1492 insertions, 302 deletions
diff --git a/libavcodec/utils.c b/libavcodec/utils.c index c002c9c4e8..925c26ed83 100644 --- a/libavcodec/utils.c +++ b/libavcodec/utils.c @@ -3,20 +3,20 @@ * Copyright (c) 2001 Fabrice Bellard * Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at> * - * 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 */ @@ -26,9 +26,11 @@ */ #include "config.h" +#include "libavutil/atomic.h" #include "libavutil/attributes.h" #include "libavutil/avassert.h" #include "libavutil/avstring.h" +#include "libavutil/bprint.h" #include "libavutil/channel_layout.h" #include "libavutil/crc.h" #include "libavutil/frame.h" @@ -42,46 +44,139 @@ #include "dsputil.h" #include "libavutil/opt.h" #include "thread.h" +#include "frame_thread_encoder.h" #include "internal.h" +#include "raw.h" #include "bytestream.h" #include "version.h" #include <stdlib.h> #include <stdarg.h> #include <limits.h> #include <float.h> +#if CONFIG_ICONV +# include <iconv.h> +#endif + +#if HAVE_PTHREADS +#include <pthread.h> +#elif HAVE_W32THREADS +#include "compat/w32pthreads.h" +#elif HAVE_OS2THREADS +#include "compat/os2threads.h" +#endif + +#if HAVE_PTHREADS || HAVE_W32THREADS || HAVE_OS2THREADS +static int default_lockmgr_cb(void **arg, enum AVLockOp op) +{ + void * volatile * mutex = arg; + int err; + + switch (op) { + case AV_LOCK_CREATE: + return 0; + case AV_LOCK_OBTAIN: + if (!*mutex) { + pthread_mutex_t *tmp = av_malloc(sizeof(pthread_mutex_t)); + if (!tmp) + return AVERROR(ENOMEM); + if ((err = pthread_mutex_init(tmp, NULL))) { + av_free(tmp); + return AVERROR(err); + } + if (avpriv_atomic_ptr_cas(mutex, NULL, tmp)) { + pthread_mutex_destroy(tmp); + av_free(tmp); + } + } + + if ((err = pthread_mutex_lock(*mutex))) + return AVERROR(err); + + return 0; + case AV_LOCK_RELEASE: + if ((err = pthread_mutex_unlock(*mutex))) + return AVERROR(err); + + return 0; + case AV_LOCK_DESTROY: + if (*mutex) + pthread_mutex_destroy(*mutex); + av_free(*mutex); + avpriv_atomic_ptr_cas(mutex, *mutex, NULL); + return 0; + } + return 1; +} +static int (*lockmgr_cb)(void **mutex, enum AVLockOp op) = default_lockmgr_cb; +#else +static int (*lockmgr_cb)(void **mutex, enum AVLockOp op) = NULL; +#endif + +volatile int ff_avcodec_locked; static int volatile entangled_thread_counter = 0; -static int (*lockmgr_cb)(void **mutex, enum AVLockOp op); static void *codec_mutex; static void *avformat_mutex; +#if CONFIG_RAISE_MAJOR +# define LIBNAME "LIBAVCODEC_155" +#else +# define LIBNAME "LIBAVCODEC_55" +#endif + #if FF_API_FAST_MALLOC && CONFIG_SHARED && HAVE_SYMVER -FF_SYMVER(void*, av_fast_realloc, (void *ptr, unsigned int *size, size_t min_size), "LIBAVCODEC_55") +FF_SYMVER(void*, av_fast_realloc, (void *ptr, unsigned int *size, size_t min_size), LIBNAME) { return av_fast_realloc(ptr, size, min_size); } -FF_SYMVER(void, av_fast_malloc, (void *ptr, unsigned int *size, size_t min_size), "LIBAVCODEC_55") +FF_SYMVER(void, av_fast_malloc, (void *ptr, unsigned int *size, size_t min_size), LIBNAME) { av_fast_malloc(ptr, size, min_size); } #endif -void av_fast_padded_malloc(void *ptr, unsigned int *size, size_t min_size) +static inline int ff_fast_malloc(void *ptr, unsigned int *size, size_t min_size, int zero_realloc) { void **p = ptr; + if (min_size < *size) + return 0; + min_size = FFMAX(17 * min_size / 16 + 32, min_size); + av_free(*p); + *p = zero_realloc ? av_mallocz(min_size) : av_malloc(min_size); + if (!*p) + min_size = 0; + *size = min_size; + return 1; +} + +void av_fast_padded_malloc(void *ptr, unsigned int *size, size_t min_size) +{ + uint8_t **p = ptr; if (min_size > SIZE_MAX - FF_INPUT_BUFFER_PADDING_SIZE) { av_freep(p); *size = 0; return; } - av_fast_malloc(p, size, min_size + FF_INPUT_BUFFER_PADDING_SIZE); - if (*size) - memset((uint8_t *)*p + min_size, 0, FF_INPUT_BUFFER_PADDING_SIZE); + if (!ff_fast_malloc(p, size, min_size + FF_INPUT_BUFFER_PADDING_SIZE, 1)) + memset(*p + min_size, 0, FF_INPUT_BUFFER_PADDING_SIZE); +} + +void av_fast_padded_mallocz(void *ptr, unsigned int *size, size_t min_size) +{ + uint8_t **p = ptr; + if (min_size > SIZE_MAX - FF_INPUT_BUFFER_PADDING_SIZE) { + av_freep(p); + *size = 0; + return; + } + if (!ff_fast_malloc(p, size, min_size + FF_INPUT_BUFFER_PADDING_SIZE, 1)) + memset(*p, 0, min_size + FF_INPUT_BUFFER_PADDING_SIZE); } /* encoder management */ static AVCodec *first_avcodec = NULL; +static AVCodec **last_avcodec = &first_avcodec; AVCodec *av_codec_next(const AVCodec *c) { @@ -117,12 +212,13 @@ av_cold void avcodec_register(AVCodec *codec) { AVCodec **p; avcodec_init(); - p = &first_avcodec; - while (*p != NULL) - p = &(*p)->next; - *p = codec; + p = last_avcodec; codec->next = NULL; + while(*p || avpriv_atomic_ptr_cas((void * volatile *)p, NULL, codec)) + p = &(*p)->next; + last_avcodec = &codec->next; + if (codec->init_static_data) codec->init_static_data(codec); } @@ -137,7 +233,10 @@ unsigned avcodec_get_edge_width(void) #if FF_API_SET_DIMENSIONS void avcodec_set_dimensions(AVCodecContext *s, int width, int height) { - ff_set_dimensions(s, width, height); + int ret = ff_set_dimensions(s, width, height); + if (ret < 0) { + av_log(s, AV_LOG_WARNING, "Failed to set dimensions %d %d\n", width, height); + } } #endif @@ -147,8 +246,11 @@ int ff_set_dimensions(AVCodecContext *s, int width, int height) if (ret < 0) width = height = 0; - s->width = s->coded_width = width; - s->height = s->coded_height = height; + + s->coded_width = width; + s->coded_height = height; + s->width = FF_CEIL_RSHIFT(width, s->lowres); + s->height = FF_CEIL_RSHIFT(height, s->lowres); return ret; } @@ -173,12 +275,6 @@ int ff_side_data_update_matrix_encoding(AVFrame *frame, return 0; } -#if HAVE_NEON || ARCH_PPC || HAVE_MMX -# define STRIDE_ALIGN 16 -#else -# define STRIDE_ALIGN 8 -#endif - void avcodec_align_dimensions2(AVCodecContext *s, int *width, int *height, int linesize_align[AV_NUM_DATA_POINTERS]) { @@ -194,6 +290,7 @@ void avcodec_align_dimensions2(AVCodecContext *s, int *width, int *height, case AV_PIX_FMT_YUV422P: case AV_PIX_FMT_YUV440P: case AV_PIX_FMT_YUV444P: + case AV_PIX_FMT_GBRAP: case AV_PIX_FMT_GBRP: case AV_PIX_FMT_GRAY8: case AV_PIX_FMT_GRAY16BE: @@ -209,26 +306,63 @@ void avcodec_align_dimensions2(AVCodecContext *s, int *width, int *height, case AV_PIX_FMT_YUV420P9BE: case AV_PIX_FMT_YUV420P10LE: case AV_PIX_FMT_YUV420P10BE: + case AV_PIX_FMT_YUV420P12LE: + case AV_PIX_FMT_YUV420P12BE: + case AV_PIX_FMT_YUV420P14LE: + case AV_PIX_FMT_YUV420P14BE: + case AV_PIX_FMT_YUV420P16LE: + case AV_PIX_FMT_YUV420P16BE: + case AV_PIX_FMT_YUVA420P9LE: + case AV_PIX_FMT_YUVA420P9BE: + case AV_PIX_FMT_YUVA420P10LE: + case AV_PIX_FMT_YUVA420P10BE: + case AV_PIX_FMT_YUVA420P16LE: + case AV_PIX_FMT_YUVA420P16BE: case AV_PIX_FMT_YUV422P9LE: case AV_PIX_FMT_YUV422P9BE: case AV_PIX_FMT_YUV422P10LE: case AV_PIX_FMT_YUV422P10BE: + case AV_PIX_FMT_YUV422P12LE: + case AV_PIX_FMT_YUV422P12BE: + case AV_PIX_FMT_YUV422P14LE: + case AV_PIX_FMT_YUV422P14BE: + case AV_PIX_FMT_YUV422P16LE: + case AV_PIX_FMT_YUV422P16BE: + case AV_PIX_FMT_YUVA422P9LE: + case AV_PIX_FMT_YUVA422P9BE: case AV_PIX_FMT_YUVA422P10LE: case AV_PIX_FMT_YUVA422P10BE: + case AV_PIX_FMT_YUVA422P16LE: + case AV_PIX_FMT_YUVA422P16BE: case AV_PIX_FMT_YUV444P9LE: case AV_PIX_FMT_YUV444P9BE: case AV_PIX_FMT_YUV444P10LE: case AV_PIX_FMT_YUV444P10BE: + case AV_PIX_FMT_YUV444P12LE: + case AV_PIX_FMT_YUV444P12BE: + case AV_PIX_FMT_YUV444P14LE: + case AV_PIX_FMT_YUV444P14BE: + case AV_PIX_FMT_YUV444P16LE: + case AV_PIX_FMT_YUV444P16BE: + case AV_PIX_FMT_YUVA444P9LE: + case AV_PIX_FMT_YUVA444P9BE: case AV_PIX_FMT_YUVA444P10LE: case AV_PIX_FMT_YUVA444P10BE: + case AV_PIX_FMT_YUVA444P16LE: + case AV_PIX_FMT_YUVA444P16BE: case AV_PIX_FMT_GBRP9LE: case AV_PIX_FMT_GBRP9BE: case AV_PIX_FMT_GBRP10LE: case AV_PIX_FMT_GBRP10BE: + case AV_PIX_FMT_GBRP12LE: + case AV_PIX_FMT_GBRP12BE: + case AV_PIX_FMT_GBRP14LE: + case AV_PIX_FMT_GBRP14BE: w_align = 16; //FIXME assume 16 pixel per macroblock h_align = 16 * 2; // interlaced needs 2 macroblocks height break; case AV_PIX_FMT_YUV411P: + case AV_PIX_FMT_YUVJ411P: case AV_PIX_FMT_UYYVYY411: w_align = 32; h_align = 8; @@ -238,15 +372,18 @@ void avcodec_align_dimensions2(AVCodecContext *s, int *width, int *height, w_align = 64; h_align = 64; } + break; case AV_PIX_FMT_RGB555: if (s->codec_id == AV_CODEC_ID_RPZA) { w_align = 4; h_align = 4; } + break; case AV_PIX_FMT_PAL8: case AV_PIX_FMT_BGR8: case AV_PIX_FMT_RGB8: - if (s->codec_id == AV_CODEC_ID_SMC) { + if (s->codec_id == AV_CODEC_ID_SMC || + s->codec_id == AV_CODEC_ID_CINEPAK) { w_align = 4; h_align = 4; } @@ -258,16 +395,27 @@ void avcodec_align_dimensions2(AVCodecContext *s, int *width, int *height, h_align = 4; } break; + case AV_PIX_FMT_RGB24: + if (s->codec_id == AV_CODEC_ID_CINEPAK) { + w_align = 4; + h_align = 4; + } + break; default: w_align = 1; h_align = 1; break; } + if (s->codec_id == AV_CODEC_ID_IFF_ILBM || s->codec_id == AV_CODEC_ID_IFF_BYTERUN1) { + w_align = FFMAX(w_align, 8); + } + *width = FFALIGN(*width, w_align); *height = FFALIGN(*height, h_align); - if (s->codec_id == AV_CODEC_ID_H264) + if (s->codec_id == AV_CODEC_ID_H264 || s->lowres) // some of the optimized chroma MC reads one line too much + // which is also done in mpeg decoders with lowres > 0 *height += 2; for (i = 0; i < 4; i++) @@ -289,6 +437,29 @@ void avcodec_align_dimensions(AVCodecContext *s, int *width, int *height) *width = FFALIGN(*width, align); } +int avcodec_enum_to_chroma_pos(int *xpos, int *ypos, enum AVChromaLocation pos) +{ + if (pos <= AVCHROMA_LOC_UNSPECIFIED || pos >= AVCHROMA_LOC_NB) + return AVERROR(EINVAL); + pos--; + + *xpos = (pos&1) * 128; + *ypos = ((pos>>1)^(pos<4)) * 128; + + return 0; +} + +enum AVChromaLocation avcodec_chroma_pos_to_enum(int xpos, int ypos) +{ + int pos, xout, yout; + + for (pos = AVCHROMA_LOC_UNSPECIFIED + 1; pos < AVCHROMA_LOC_NB; pos++) { + if (avcodec_enum_to_chroma_pos(&xout, &yout, pos) == 0 && xout == xpos && yout == ypos) + return pos; + } + return AVCHROMA_LOC_UNSPECIFIED; +} + int avcodec_fill_audio_frame(AVFrame *frame, int nb_channels, enum AVSampleFormat sample_fmt, const uint8_t *buf, int buf_size, int align) @@ -303,7 +474,7 @@ int avcodec_fill_audio_frame(AVFrame *frame, int nb_channels, planar = av_sample_fmt_is_planar(sample_fmt); if (planar && nb_channels > AV_NUM_DATA_POINTERS) { - if (!(frame->extended_data = av_mallocz(nb_channels * + if (!(frame->extended_data = av_mallocz_array(nb_channels, sizeof(*frame->extended_data)))) return AVERROR(ENOMEM); } else { @@ -311,10 +482,10 @@ int avcodec_fill_audio_frame(AVFrame *frame, int nb_channels, } if ((ret = av_samples_fill_arrays(frame->extended_data, &frame->linesize[0], - buf, nb_channels, frame->nb_samples, + (uint8_t *)(intptr_t)buf, nb_channels, frame->nb_samples, sample_fmt, align)) < 0) { if (frame->extended_data != frame->data) - av_free(frame->extended_data); + av_freep(&frame->extended_data); return ret; } if (frame->extended_data != frame->data) { @@ -374,7 +545,10 @@ static int update_frame_pool(AVCodecContext *avctx, AVFrame *frame) av_buffer_pool_uninit(&pool->pools[i]); pool->linesize[i] = picture.linesize[i]; if (size[i]) { - pool->pools[i] = av_buffer_pool_init(size[i] + 16, NULL); + pool->pools[i] = av_buffer_pool_init(size[i] + 16 + STRIDE_ALIGN - 1, + CONFIG_MEMORY_POISONING ? + NULL : + av_buffer_allocz); if (!pool->pools[i]) { ret = AVERROR(ENOMEM); goto fail; @@ -388,7 +562,7 @@ static int update_frame_pool(AVCodecContext *avctx, AVFrame *frame) break; } case AVMEDIA_TYPE_AUDIO: { - int ch = av_get_channel_layout_nb_channels(frame->channel_layout); + int ch = av_frame_get_channels(frame); //av_get_channel_layout_nb_channels(frame->channel_layout); int planar = av_sample_fmt_is_planar(frame->format); int planes = planar ? ch : 1; @@ -435,17 +609,19 @@ static int audio_get_buffer(AVCodecContext *avctx, AVFrame *frame) frame->linesize[0] = pool->linesize[0]; if (planes > AV_NUM_DATA_POINTERS) { - frame->extended_data = av_mallocz(planes * sizeof(*frame->extended_data)); + frame->extended_data = av_mallocz_array(planes, sizeof(*frame->extended_data)); frame->nb_extended_buf = planes - AV_NUM_DATA_POINTERS; - frame->extended_buf = av_mallocz(frame->nb_extended_buf * + frame->extended_buf = av_mallocz_array(frame->nb_extended_buf, sizeof(*frame->extended_buf)); if (!frame->extended_data || !frame->extended_buf) { av_freep(&frame->extended_data); av_freep(&frame->extended_buf); return AVERROR(ENOMEM); } - } else + } else { frame->extended_data = frame->data; + av_assert0(frame->nb_extended_buf == 0); + } for (i = 0; i < FFMIN(planes, AV_NUM_DATA_POINTERS); i++) { frame->buf[i] = av_buffer_pool_get(pool->pools[0]); @@ -490,6 +666,7 @@ static int video_get_buffer(AVCodecContext *s, AVFrame *pic) for (i = 0; i < 4 && pool->pools[i]; i++) { const int h_shift = i == 0 ? 0 : h_chroma_shift; const int v_shift = i == 0 ? 0 : v_chroma_shift; + int is_planar = pool->pools[2] || (i==0 && s->pix_fmt == AV_PIX_FMT_GRAY8); pic->linesize[i] = pool->linesize[i]; @@ -498,7 +675,7 @@ static int video_get_buffer(AVCodecContext *s, AVFrame *pic) goto fail; // no edge if EDGE EMU or not planar YUV - if ((s->flags & CODEC_FLAG_EMU_EDGE) || !pool->pools[2]) + if ((s->flags & CODEC_FLAG_EMU_EDGE) || !is_planar) pic->data[i] = pic->buf[i]->data; else { pic->data[i] = pic->buf[i]->data + @@ -522,6 +699,29 @@ fail: return AVERROR(ENOMEM); } +void avpriv_color_frame(AVFrame *frame, const int c[4]) +{ + const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(frame->format); + int p, y, x; + + av_assert0(desc->flags & AV_PIX_FMT_FLAG_PLANAR); + + for (p = 0; p<desc->nb_components; p++) { + uint8_t *dst = frame->data[p]; + int is_chroma = p == 1 || p == 2; + int bytes = is_chroma ? FF_CEIL_RSHIFT(frame->width, desc->log2_chroma_w) : frame->width; + int height = is_chroma ? FF_CEIL_RSHIFT(frame->height, desc->log2_chroma_h) : frame->height; + for (y = 0; y < height; y++) { + if (desc->comp[0].depth_minus1 >= 8) { + for (x = 0; x<bytes; x++) + ((uint16_t*)dst)[x] = c[p]; + }else + memset(dst, c[p], bytes); + dst += frame->linesize[p]; + } + } +} + int avcodec_default_get_buffer2(AVCodecContext *avctx, AVFrame *frame, int flags) { int ret; @@ -545,6 +745,75 @@ FF_ENABLE_DEPRECATION_WARNINGS } } +int ff_init_buffer_info(AVCodecContext *avctx, AVFrame *frame) +{ + AVPacket *pkt = avctx->internal->pkt; + + if (pkt) { + uint8_t *packet_sd; + AVFrameSideData *frame_sd; + int size; + frame->pkt_pts = pkt->pts; + av_frame_set_pkt_pos (frame, pkt->pos); + av_frame_set_pkt_duration(frame, pkt->duration); + av_frame_set_pkt_size (frame, pkt->size); + + /* copy the replaygain data to the output frame */ + packet_sd = av_packet_get_side_data(pkt, AV_PKT_DATA_REPLAYGAIN, &size); + if (packet_sd) { + frame_sd = av_frame_new_side_data(frame, AV_FRAME_DATA_REPLAYGAIN, size); + if (!frame_sd) + return AVERROR(ENOMEM); + + memcpy(frame_sd->data, packet_sd, size); + } + } else { + frame->pkt_pts = AV_NOPTS_VALUE; + av_frame_set_pkt_pos (frame, -1); + av_frame_set_pkt_duration(frame, 0); + av_frame_set_pkt_size (frame, -1); + } + frame->reordered_opaque = avctx->reordered_opaque; + + switch (avctx->codec->type) { + case AVMEDIA_TYPE_VIDEO: + frame->format = avctx->pix_fmt; + if (!frame->sample_aspect_ratio.num) + frame->sample_aspect_ratio = avctx->sample_aspect_ratio; + if (av_frame_get_colorspace(frame) == AVCOL_SPC_UNSPECIFIED) + av_frame_set_colorspace(frame, avctx->colorspace); + if (av_frame_get_color_range(frame) == AVCOL_RANGE_UNSPECIFIED) + av_frame_set_color_range(frame, avctx->color_range); + break; + case AVMEDIA_TYPE_AUDIO: + if (!frame->sample_rate) + frame->sample_rate = avctx->sample_rate; + if (frame->format < 0) + frame->format = avctx->sample_fmt; + if (!frame->channel_layout) { + if (avctx->channel_layout) { + if (av_get_channel_layout_nb_channels(avctx->channel_layout) != + avctx->channels) { + av_log(avctx, AV_LOG_ERROR, "Inconsistent channel " + "configuration.\n"); + return AVERROR(EINVAL); + } + + frame->channel_layout = avctx->channel_layout; + } else { + if (avctx->channels > FF_SANE_NB_CHANNELS) { + av_log(avctx, AV_LOG_ERROR, "Too many channels: %d.\n", + avctx->channels); + return AVERROR(ENOSYS); + } + } + } + av_frame_set_channels(frame, avctx->channels); + break; + } + return 0; +} + #if FF_API_GET_BUFFER FF_DISABLE_DEPRECATION_WARNINGS int avcodec_default_get_buffer(AVCodecContext *avctx, AVFrame *frame) @@ -555,6 +824,7 @@ int avcodec_default_get_buffer(AVCodecContext *avctx, AVFrame *frame) typedef struct CompatReleaseBufPriv { AVCodecContext avctx; AVFrame frame; + uint8_t avframe_padding[1024]; // hack to allow linking to a avutil with larger AVFrame } CompatReleaseBufPriv; static void compat_free_buffer(void *opaque, uint8_t *data) @@ -575,88 +845,33 @@ FF_ENABLE_DEPRECATION_WARNINGS int ff_decode_frame_props(AVCodecContext *avctx, AVFrame *frame) { - AVPacket *pkt = avctx->internal->pkt; - uint8_t *packet_sd; - int size; - AVFrameSideData *frame_sd; - - - frame->reordered_opaque = avctx->reordered_opaque; - if (!pkt) { - frame->pkt_pts = AV_NOPTS_VALUE; - return 0; - } - - frame->pkt_pts = pkt->pts; - - /* copy the replaygain data to the output frame */ - packet_sd = av_packet_get_side_data(pkt, AV_PKT_DATA_REPLAYGAIN, &size); - if (packet_sd) { - frame_sd = av_frame_new_side_data(frame, AV_FRAME_DATA_REPLAYGAIN, size); - if (!frame_sd) - return AVERROR(ENOMEM); - - memcpy(frame_sd->data, packet_sd, size); - } - - return 0; + return ff_init_buffer_info(avctx, frame); } -int ff_get_buffer(AVCodecContext *avctx, AVFrame *frame, int flags) +static int get_buffer_internal(AVCodecContext *avctx, AVFrame *frame, int flags) { const AVHWAccel *hwaccel = avctx->hwaccel; int override_dimensions = 1; int ret; - switch (avctx->codec_type) { - case AVMEDIA_TYPE_VIDEO: + if (avctx->codec_type == AVMEDIA_TYPE_VIDEO) { + if ((ret = av_image_check_size(avctx->width, avctx->height, 0, avctx)) < 0 || avctx->pix_fmt<0) { + av_log(avctx, AV_LOG_ERROR, "video_get_buffer: image parameters invalid\n"); + return AVERROR(EINVAL); + } + } + if (avctx->codec_type == AVMEDIA_TYPE_VIDEO) { if (frame->width <= 0 || frame->height <= 0) { - frame->width = FFMAX(avctx->width, avctx->coded_width); - frame->height = FFMAX(avctx->height, avctx->coded_height); + frame->width = FFMAX(avctx->width, FF_CEIL_RSHIFT(avctx->coded_width, avctx->lowres)); + frame->height = FFMAX(avctx->height, FF_CEIL_RSHIFT(avctx->coded_height, avctx->lowres)); override_dimensions = 0; } - if (frame->format < 0) - frame->format = avctx->pix_fmt; - if (!frame->sample_aspect_ratio.num) - frame->sample_aspect_ratio = avctx->sample_aspect_ratio; - - if ((ret = av_image_check_size(avctx->width, avctx->height, 0, avctx)) < 0) - return ret; - break; - case AVMEDIA_TYPE_AUDIO: - if (!frame->sample_rate) - frame->sample_rate = avctx->sample_rate; - if (frame->format < 0) - frame->format = avctx->sample_fmt; - if (!frame->channel_layout) { - if (avctx->channel_layout) { - if (av_get_channel_layout_nb_channels(avctx->channel_layout) != - avctx->channels) { - av_log(avctx, AV_LOG_ERROR, "Inconsistent channel " - "configuration.\n"); - return AVERROR(EINVAL); - } - - frame->channel_layout = avctx->channel_layout; - } else { - if (avctx->channels > FF_SANE_NB_CHANNELS) { - av_log(avctx, AV_LOG_ERROR, "Too many channels: %d.\n", - avctx->channels); - return AVERROR(ENOSYS); - } - - frame->channel_layout = av_get_default_channel_layout(avctx->channels); - if (!frame->channel_layout) - frame->channel_layout = (1ULL << avctx->channels) - 1; - } - } - break; - default: return AVERROR(EINVAL); } - ret = ff_decode_frame_props(avctx, frame); if (ret < 0) return ret; + if ((ret = ff_init_buffer_info(avctx, frame)) < 0) + return ret; if (hwaccel && hwaccel->alloc_frame) { ret = hwaccel->alloc_frame(avctx, frame); @@ -666,7 +881,7 @@ int ff_get_buffer(AVCodecContext *avctx, AVFrame *frame, int flags) #if FF_API_GET_BUFFER FF_DISABLE_DEPRECATION_WARNINGS /* - * Wrap an old get_buffer()-allocated buffer in an bunch of AVBuffers. + * Wrap an old get_buffer()-allocated buffer in a bunch of AVBuffers. * We wrap each plane in its own AVBuffer. Each of those has a reference to * a dummy AVBuffer as its private data, unreffing it on free. * When all the planes are freed, the dummy buffer's free callback calls @@ -689,7 +904,7 @@ FF_DISABLE_DEPRECATION_WARNINGS * avcodec_default_get_buffer */ if (frame->buf[0]) - return 0; + goto end0; priv = av_mallocz(sizeof(*priv)); if (!priv) { @@ -746,7 +961,7 @@ do { \ if (planes > FF_ARRAY_ELEMS(frame->buf)) { frame->nb_extended_buf = planes - FF_ARRAY_ELEMS(frame->buf); - frame->extended_buf = av_malloc(sizeof(*frame->extended_buf) * + frame->extended_buf = av_malloc_array(sizeof(*frame->extended_buf), frame->nb_extended_buf); if (!frame->extended_buf) { ret = AVERROR(ENOMEM); @@ -765,6 +980,7 @@ do { \ av_buffer_unref(&dummy_buf); +end0: frame->width = avctx->width; frame->height = avctx->height; @@ -790,13 +1006,29 @@ end: return ret; } -int ff_reget_buffer(AVCodecContext *avctx, AVFrame *frame) +int ff_get_buffer(AVCodecContext *avctx, AVFrame *frame, int flags) +{ + int ret = get_buffer_internal(avctx, frame, flags); + if (ret < 0) + av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n"); + return ret; +} + +static int reget_buffer_internal(AVCodecContext *avctx, AVFrame *frame) { AVFrame *tmp; int ret; av_assert0(avctx->codec_type == AVMEDIA_TYPE_VIDEO); + if (frame->data[0] && (frame->width != avctx->width || frame->height != avctx->height || frame->format != avctx->pix_fmt)) { + av_log(avctx, AV_LOG_WARNING, "Picture changed from size:%dx%d fmt:%s to size:%dx%d fmt:%s in reget buffer()\n", + frame->width, frame->height, av_get_pix_fmt_name(frame->format), avctx->width, avctx->height, av_get_pix_fmt_name(avctx->pix_fmt)); + av_frame_unref(frame); + } + + ff_init_buffer_info(avctx, frame); + if (!frame->data[0]) return ff_get_buffer(avctx, frame, AV_GET_BUFFER_FLAG_REF); @@ -821,9 +1053,19 @@ int ff_reget_buffer(AVCodecContext *avctx, AVFrame *frame) return 0; } +int ff_reget_buffer(AVCodecContext *avctx, AVFrame *frame) +{ + int ret = reget_buffer_internal(avctx, frame); + if (ret < 0) + av_log(avctx, AV_LOG_ERROR, "reget_buffer() failed\n"); + return ret; +} + #if FF_API_GET_BUFFER void avcodec_default_release_buffer(AVCodecContext *s, AVFrame *pic) { + av_assert0(s->codec_type == AVMEDIA_TYPE_VIDEO); + av_frame_unref(pic); } @@ -858,6 +1100,17 @@ int avcodec_default_execute2(AVCodecContext *c, int (*func)(AVCodecContext *c2, return 0; } +enum AVPixelFormat avpriv_find_pix_fmt(const PixelFormatTag *tags, + unsigned int fourcc) +{ + while (tags->pix_fmt >= 0) { + if (tags->fourcc == fourcc) + return tags->pix_fmt; + tags++; + } + return AV_PIX_FMT_NONE; +} + static int is_hwaccel_pix_fmt(enum AVPixelFormat pix_fmt) { const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(pix_fmt); @@ -911,30 +1164,20 @@ int ff_get_format(AVCodecContext *avctx, const enum AVPixelFormat *fmt) #if FF_API_AVFRAME_LAVC void avcodec_get_frame_defaults(AVFrame *frame) { - if (frame->extended_data != frame->data) +#if LIBAVCODEC_VERSION_MAJOR >= 55 + // extended_data should explicitly be freed when needed, this code is unsafe currently + // also this is not compatible to the <55 ABI/API + if (frame->extended_data != frame->data && 0) av_freep(&frame->extended_data); +#endif memset(frame, 0, sizeof(AVFrame)); - - frame->pts = AV_NOPTS_VALUE; - frame->key_frame = 1; - frame->sample_aspect_ratio = (AVRational) {0, 1 }; - frame->format = -1; /* unknown */ - frame->extended_data = frame->data; + av_frame_unref(frame); } AVFrame *avcodec_alloc_frame(void) { - AVFrame *frame = av_mallocz(sizeof(AVFrame)); - - if (frame == NULL) - return NULL; - -FF_DISABLE_DEPRECATION_WARNINGS - avcodec_get_frame_defaults(frame); -FF_ENABLE_DEPRECATION_WARNINGS - - return frame; + return av_frame_alloc(); } void avcodec_free_frame(AVFrame **frame) @@ -943,6 +1186,58 @@ void avcodec_free_frame(AVFrame **frame) } #endif +MAKE_ACCESSORS(AVCodecContext, codec, AVRational, pkt_timebase) +MAKE_ACCESSORS(AVCodecContext, codec, const AVCodecDescriptor *, codec_descriptor) +MAKE_ACCESSORS(AVCodecContext, codec, int, lowres) +MAKE_ACCESSORS(AVCodecContext, codec, int, seek_preroll) +MAKE_ACCESSORS(AVCodecContext, codec, uint16_t*, chroma_intra_matrix) + +int av_codec_get_max_lowres(const AVCodec *codec) +{ + return codec->max_lowres; +} + +static void avcodec_get_subtitle_defaults(AVSubtitle *sub) +{ + memset(sub, 0, sizeof(*sub)); + sub->pts = AV_NOPTS_VALUE; +} + +static int get_bit_rate(AVCodecContext *ctx) +{ + int bit_rate; + int bits_per_sample; + + switch (ctx->codec_type) { + case AVMEDIA_TYPE_VIDEO: + case AVMEDIA_TYPE_DATA: + case AVMEDIA_TYPE_SUBTITLE: + case AVMEDIA_TYPE_ATTACHMENT: + bit_rate = ctx->bit_rate; + break; + case AVMEDIA_TYPE_AUDIO: + bits_per_sample = av_get_bits_per_sample(ctx->codec_id); + bit_rate = bits_per_sample ? ctx->sample_rate * ctx->channels * bits_per_sample : ctx->bit_rate; + break; + default: + bit_rate = 0; + break; + } + return bit_rate; +} + +int attribute_align_arg ff_codec_open2_recursive(AVCodecContext *avctx, const AVCodec *codec, AVDictionary **options) +{ + int ret = 0; + + ff_unlock_avcodec(); + + ret = avcodec_open2(avctx, codec, options); + + ff_lock_avcodec(avctx); + return ret; +} + int attribute_align_arg avcodec_open2(AVCodecContext *avctx, const AVCodec *codec, AVDictionary **options) { int ret = 0; @@ -952,12 +1247,12 @@ int attribute_align_arg avcodec_open2(AVCodecContext *avctx, const AVCodec *code return 0; if ((!codec && !avctx->codec)) { - av_log(avctx, AV_LOG_ERROR, "No codec provided to avcodec_open2().\n"); + av_log(avctx, AV_LOG_ERROR, "No codec provided to avcodec_open2()\n"); return AVERROR(EINVAL); } if ((codec && avctx->codec && codec != avctx->codec)) { av_log(avctx, AV_LOG_ERROR, "This AVCodecContext was allocated for %s, " - "but %s passed to avcodec_open2().\n", avctx->codec->name, codec->name); + "but %s passed to avcodec_open2()\n", avctx->codec->name, codec->name); return AVERROR(EINVAL); } if (!codec) @@ -969,18 +1264,9 @@ int attribute_align_arg avcodec_open2(AVCodecContext *avctx, const AVCodec *code if (options) av_dict_copy(&tmp, *options, 0); - /* If there is a user-supplied mutex locking routine, call it. */ - if (lockmgr_cb) { - if ((*lockmgr_cb)(&codec_mutex, AV_LOCK_OBTAIN)) - return -1; - } - - entangled_thread_counter++; - if (entangled_thread_counter != 1) { - av_log(avctx, AV_LOG_ERROR, "insufficient thread locking around avcodec_open/close()\n"); - ret = -1; - goto end; - } + ret = ff_lock_avcodec(avctx); + if (ret < 0) + return ret; avctx->internal = av_mallocz(sizeof(AVCodecInternal)); if (!avctx->internal) { @@ -1020,17 +1306,21 @@ int attribute_align_arg avcodec_open2(AVCodecContext *avctx, const AVCodec *code if ((ret = av_opt_set_dict(avctx, &tmp)) < 0) goto free_and_end; - if (avctx->coded_width && avctx->coded_height && !avctx->width && !avctx->height) + // only call ff_set_dimensions() for non H.264/VP6F codecs so as not to overwrite previously setup dimensions + if (!(avctx->coded_width && avctx->coded_height && avctx->width && avctx->height && + (avctx->codec_id == AV_CODEC_ID_H264 || avctx->codec_id == AV_CODEC_ID_VP6F))) { + if (avctx->coded_width && avctx->coded_height) ret = ff_set_dimensions(avctx, avctx->coded_width, avctx->coded_height); else if (avctx->width && avctx->height) ret = ff_set_dimensions(avctx, avctx->width, avctx->height); if (ret < 0) goto free_and_end; + } if ((avctx->coded_width || avctx->coded_height || avctx->width || avctx->height) && ( av_image_check_size(avctx->coded_width, avctx->coded_height, 0, avctx) < 0 || av_image_check_size(avctx->width, avctx->height, 0, avctx) < 0)) { - av_log(avctx, AV_LOG_WARNING, "ignoring invalid width/height values\n"); + av_log(avctx, AV_LOG_WARNING, "Ignoring invalid width/height values\n"); ff_set_dimensions(avctx, 0, 0); } @@ -1052,14 +1342,25 @@ int attribute_align_arg avcodec_open2(AVCodecContext *avctx, const AVCodec *code } if (avctx->codec_id != codec->id || (avctx->codec_type != codec->type && avctx->codec_type != AVMEDIA_TYPE_ATTACHMENT)) { - av_log(avctx, AV_LOG_ERROR, "codec type or id mismatches\n"); + av_log(avctx, AV_LOG_ERROR, "Codec type or id mismatches\n"); ret = AVERROR(EINVAL); goto free_and_end; } avctx->frame_number = 0; + avctx->codec_descriptor = avcodec_descriptor_get(avctx->codec_id); if (avctx->codec->capabilities & CODEC_CAP_EXPERIMENTAL && avctx->strict_std_compliance > FF_COMPLIANCE_EXPERIMENTAL) { + const char *codec_string = av_codec_is_encoder(codec) ? "encoder" : "decoder"; + AVCodec *codec2; + av_log(avctx, AV_LOG_ERROR, + "The %s '%s' is experimental but experimental codecs are not enabled, " + "add '-strict %d' if you want to use it.\n", + codec_string, codec->name, FF_COMPLIANCE_EXPERIMENTAL); + codec2 = av_codec_is_encoder(codec) ? avcodec_find_encoder(codec->id) : avcodec_find_decoder(codec->id); + if (!(codec2->capabilities & CODEC_CAP_EXPERIMENTAL)) + av_log(avctx, AV_LOG_ERROR, "Alternatively use the non experimental %s '%s'.\n", + codec_string, codec2->name); ret = AVERROR_EXPERIMENTAL; goto free_and_end; } @@ -1070,7 +1371,19 @@ int attribute_align_arg avcodec_open2(AVCodecContext *avctx, const AVCodec *code avctx->time_base.den = avctx->sample_rate; } - if (HAVE_THREADS) { + if (!HAVE_THREADS) + av_log(avctx, AV_LOG_WARNING, "Warning: not compiled with thread support, using thread emulation\n"); + + if (CONFIG_FRAME_THREAD_ENCODER) { + ff_unlock_avcodec(); //we will instanciate a few encoders thus kick the counter to prevent false detection of a problem + ret = ff_frame_thread_encoder_init(avctx, options ? *options : NULL); + ff_lock_avcodec(avctx); + if (ret < 0) + goto free_and_end; + } + + if (HAVE_THREADS + && !(avctx->internal->frame_thread_encoder && (avctx->active_thread_type&FF_THREAD_FRAME))) { ret = ff_thread_init(avctx); if (ret < 0) { goto free_and_end; @@ -1079,6 +1392,13 @@ int attribute_align_arg avcodec_open2(AVCodecContext *avctx, const AVCodec *code if (!HAVE_THREADS && !(codec->capabilities & CODEC_CAP_AUTO_THREADS)) avctx->thread_count = 1; + if (avctx->codec->max_lowres < avctx->lowres || avctx->lowres < 0) { + av_log(avctx, AV_LOG_ERROR, "The maximum value for lowres supported by the decoder is %d\n", + avctx->codec->max_lowres); + ret = AVERROR(EINVAL); + goto free_and_end; + } + if (av_codec_is_encoder(avctx->codec)) { int i; if (avctx->codec->sample_fmts) { @@ -1093,7 +1413,10 @@ int attribute_align_arg avcodec_open2(AVCodecContext *avctx, const AVCodec *code } } if (avctx->codec->sample_fmts[i] == AV_SAMPLE_FMT_NONE) { - av_log(avctx, AV_LOG_ERROR, "Specified sample_fmt is not supported.\n"); + char buf[128]; + snprintf(buf, sizeof(buf), "%d", avctx->sample_fmt); + av_log(avctx, AV_LOG_ERROR, "Specified sample format %s is invalid or not supported\n", + (char *)av_x_if_null(av_get_sample_fmt_name(avctx->sample_fmt), buf)); ret = AVERROR(EINVAL); goto free_and_end; } @@ -1102,8 +1425,13 @@ int attribute_align_arg avcodec_open2(AVCodecContext *avctx, const AVCodec *code for (i = 0; avctx->codec->pix_fmts[i] != AV_PIX_FMT_NONE; i++) if (avctx->pix_fmt == avctx->codec->pix_fmts[i]) break; - if (avctx->codec->pix_fmts[i] == AV_PIX_FMT_NONE) { - av_log(avctx, AV_LOG_ERROR, "Specified pix_fmt is not supported\n"); + if (avctx->codec->pix_fmts[i] == AV_PIX_FMT_NONE + && !((avctx->codec_id == AV_CODEC_ID_MJPEG || avctx->codec_id == AV_CODEC_ID_LJPEG) + && avctx->strict_std_compliance <= FF_COMPLIANCE_UNOFFICIAL)) { + char buf[128]; + snprintf(buf, sizeof(buf), "%d", avctx->pix_fmt); + av_log(avctx, AV_LOG_ERROR, "Specified pixel format %s is invalid or not supported\n", + (char *)av_x_if_null(av_get_pix_fmt_name(avctx->pix_fmt), buf)); ret = AVERROR(EINVAL); goto free_and_end; } @@ -1113,55 +1441,90 @@ int attribute_align_arg avcodec_open2(AVCodecContext *avctx, const AVCodec *code if (avctx->sample_rate == avctx->codec->supported_samplerates[i]) break; if (avctx->codec->supported_samplerates[i] == 0) { - av_log(avctx, AV_LOG_ERROR, "Specified sample_rate is not supported\n"); + av_log(avctx, AV_LOG_ERROR, "Specified sample rate %d is not supported\n", + avctx->sample_rate); ret = AVERROR(EINVAL); goto free_and_end; } } if (avctx->codec->channel_layouts) { if (!avctx->channel_layout) { - av_log(avctx, AV_LOG_WARNING, "channel_layout not specified\n"); + av_log(avctx, AV_LOG_WARNING, "Channel layout not specified\n"); } else { for (i = 0; avctx->codec->channel_layouts[i] != 0; i++) if (avctx->channel_layout == avctx->codec->channel_layouts[i]) break; if (avctx->codec->channel_layouts[i] == 0) { - av_log(avctx, AV_LOG_ERROR, "Specified channel_layout is not supported\n"); + char buf[512]; + av_get_channel_layout_string(buf, sizeof(buf), -1, avctx->channel_layout); + av_log(avctx, AV_LOG_ERROR, "Specified channel layout '%s' is not supported\n", buf); ret = AVERROR(EINVAL); goto free_and_end; } } } if (avctx->channel_layout && avctx->channels) { - if (av_get_channel_layout_nb_channels(avctx->channel_layout) != avctx->channels) { - av_log(avctx, AV_LOG_ERROR, "channel layout does not match number of channels\n"); + int channels = av_get_channel_layout_nb_channels(avctx->channel_layout); + if (channels != avctx->channels) { + char buf[512]; + av_get_channel_layout_string(buf, sizeof(buf), -1, avctx->channel_layout); + av_log(avctx, AV_LOG_ERROR, + "Channel layout '%s' with %d channels does not match number of specified channels %d\n", + buf, channels, avctx->channels); ret = AVERROR(EINVAL); goto free_and_end; } } else if (avctx->channel_layout) { avctx->channels = av_get_channel_layout_nb_channels(avctx->channel_layout); } + if(avctx->codec_type == AVMEDIA_TYPE_VIDEO && + avctx->codec_id != AV_CODEC_ID_PNG // For mplayer + ) { + if (avctx->width <= 0 || avctx->height <= 0) { + av_log(avctx, AV_LOG_ERROR, "dimensions not set\n"); + ret = AVERROR(EINVAL); + goto free_and_end; + } + } + if ( (avctx->codec_type == AVMEDIA_TYPE_VIDEO || avctx->codec_type == AVMEDIA_TYPE_AUDIO) + && avctx->bit_rate>0 && avctx->bit_rate<1000) { + av_log(avctx, AV_LOG_WARNING, "Bitrate %d is extremely low, maybe you mean %dk\n", avctx->bit_rate, avctx->bit_rate); + } if (!avctx->rc_initial_buffer_occupancy) avctx->rc_initial_buffer_occupancy = avctx->rc_buffer_size * 3 / 4; } - if (avctx->codec->init && !(avctx->active_thread_type & FF_THREAD_FRAME)) { + avctx->pts_correction_num_faulty_pts = + avctx->pts_correction_num_faulty_dts = 0; + avctx->pts_correction_last_pts = + avctx->pts_correction_last_dts = INT64_MIN; + + if ( avctx->codec->init && (!(avctx->active_thread_type&FF_THREAD_FRAME) + || avctx->internal->frame_thread_encoder)) { ret = avctx->codec->init(avctx); if (ret < 0) { goto free_and_end; } } + ret=0; + if (av_codec_is_decoder(avctx->codec)) { + if (!avctx->bit_rate) + avctx->bit_rate = get_bit_rate(avctx); /* validate channel layout from the decoder */ if (avctx->channel_layout) { int channels = av_get_channel_layout_nb_channels(avctx->channel_layout); if (!avctx->channels) avctx->channels = channels; else if (channels != avctx->channels) { + char buf[512]; + av_get_channel_layout_string(buf, sizeof(buf), -1, avctx->channel_layout); av_log(avctx, AV_LOG_WARNING, - "channel layout does not match number of channels\n"); + "Channel layout '%s' with %d channels does not match specified number of channels %d: " + "ignoring specified channel layout\n", + buf, channels, avctx->channels); avctx->channel_layout = 0; } } @@ -1170,14 +1533,46 @@ int attribute_align_arg avcodec_open2(AVCodecContext *avctx, const AVCodec *code ret = AVERROR(EINVAL); goto free_and_end; } + if (avctx->sub_charenc) { + if (avctx->codec_type != AVMEDIA_TYPE_SUBTITLE) { + av_log(avctx, AV_LOG_ERROR, "Character encoding is only " + "supported with subtitles codecs\n"); + ret = AVERROR(EINVAL); + goto free_and_end; + } else if (avctx->codec_descriptor->props & AV_CODEC_PROP_BITMAP_SUB) { + av_log(avctx, AV_LOG_WARNING, "Codec '%s' is bitmap-based, " + "subtitles character encoding will be ignored\n", + avctx->codec_descriptor->name); + avctx->sub_charenc_mode = FF_SUB_CHARENC_MODE_DO_NOTHING; + } else { + /* input character encoding is set for a text based subtitle + * codec at this point */ + if (avctx->sub_charenc_mode == FF_SUB_CHARENC_MODE_AUTOMATIC) + avctx->sub_charenc_mode = FF_SUB_CHARENC_MODE_PRE_DECODER; + + if (avctx->sub_charenc_mode == FF_SUB_CHARENC_MODE_PRE_DECODER) { +#if CONFIG_ICONV + iconv_t cd = iconv_open("UTF-8", avctx->sub_charenc); + if (cd == (iconv_t)-1) { + av_log(avctx, AV_LOG_ERROR, "Unable to open iconv context " + "with input character encoding \"%s\"\n", avctx->sub_charenc); + ret = AVERROR(errno); + goto free_and_end; + } + iconv_close(cd); +#else + av_log(avctx, AV_LOG_ERROR, "Character encoding subtitles " + "conversion needs a libavcodec built with iconv support " + "for this codec\n"); + ret = AVERROR(ENOSYS); + goto free_and_end; +#endif + } + } + } } end: - entangled_thread_counter--; - - /* Release any user-supplied mutex. */ - if (lockmgr_cb) { - (*lockmgr_cb)(&codec_mutex, AV_LOCK_RELEASE); - } + ff_unlock_avcodec(); if (options) { av_dict_free(options); *options = tmp; @@ -1196,10 +1591,27 @@ free_and_end: goto end; } -int ff_alloc_packet(AVPacket *avpkt, int size) +int ff_alloc_packet2(AVCodecContext *avctx, AVPacket *avpkt, int64_t size) { - if (size > INT_MAX - FF_INPUT_BUFFER_PADDING_SIZE) + if (avpkt->size < 0) { + av_log(avctx, AV_LOG_ERROR, "Invalid negative user packet size %d\n", avpkt->size); + return AVERROR(EINVAL); + } + if (size < 0 || size > INT_MAX - FF_INPUT_BUFFER_PADDING_SIZE) { + av_log(avctx, AV_LOG_ERROR, "Invalid minimum required packet size %"PRId64" (max allowed is %d)\n", + size, INT_MAX - FF_INPUT_BUFFER_PADDING_SIZE); return AVERROR(EINVAL); + } + + if (avctx) { + av_assert0(!avpkt->data || avpkt->data != avctx->internal->byte_buffer); + if (!avpkt->data || avpkt->size < size) { + av_fast_padded_malloc(&avctx->internal->byte_buffer, &avctx->internal->byte_buffer_size, size); + avpkt->data = avctx->internal->byte_buffer; + avpkt->size = avctx->internal->byte_buffer_size; + avpkt->destruct = NULL; + } + } if (avpkt->data) { AVBufferRef *buf = avpkt->buf; @@ -1209,8 +1621,10 @@ FF_DISABLE_DEPRECATION_WARNINGS FF_ENABLE_DEPRECATION_WARNINGS #endif - if (avpkt->size < size) + if (avpkt->size < size) { + av_log(avctx, AV_LOG_ERROR, "User packet is too small (%d < %"PRId64")\n", avpkt->size, size); return AVERROR(EINVAL); + } av_init_packet(avpkt); #if FF_API_DESTRUCT_PACKET @@ -1222,10 +1636,18 @@ FF_ENABLE_DEPRECATION_WARNINGS avpkt->size = size; return 0; } else { - return av_new_packet(avpkt, size); + int ret = av_new_packet(avpkt, size); + if (ret < 0) + av_log(avctx, AV_LOG_ERROR, "Failed to allocate packet of size %"PRId64"\n", size); + return ret; } } +int ff_alloc_packet(AVPacket *avpkt, int size) +{ + return ff_alloc_packet2(NULL, avpkt, size); +} + /** * Pad last frame with silence. */ @@ -1239,6 +1661,7 @@ static int pad_last_frame(AVCodecContext *s, AVFrame **dst, const AVFrame *src) frame->format = src->format; frame->channel_layout = src->channel_layout; + av_frame_set_channels(frame, av_frame_get_channels(src)); frame->nb_samples = s->frame_size; ret = av_frame_get_buffer(frame, 32); if (ret < 0) @@ -1270,10 +1693,11 @@ int attribute_align_arg avcodec_encode_audio2(AVCodecContext *avctx, const AVFrame *frame, int *got_packet_ptr) { - AVFrame tmp; + AVFrame *extended_frame = NULL; AVFrame *padded_frame = NULL; int ret; - int user_packet = !!avpkt->data; + AVPacket user_pkt = *avpkt; + int needs_realloc = !user_pkt.data; *got_packet_ptr = 0; @@ -1294,28 +1718,36 @@ int attribute_align_arg avcodec_encode_audio2(AVCodecContext *avctx, } av_log(avctx, AV_LOG_WARNING, "extended_data is not set.\n"); - tmp = *frame; - tmp.extended_data = tmp.data; - frame = &tmp; + extended_frame = av_frame_alloc(); + if (!extended_frame) + return AVERROR(ENOMEM); + + memcpy(extended_frame, frame, sizeof(AVFrame)); + extended_frame->extended_data = extended_frame->data; + frame = extended_frame; } /* check for valid frame size */ if (frame) { if (avctx->codec->capabilities & CODEC_CAP_SMALL_LAST_FRAME) { - if (frame->nb_samples > avctx->frame_size) - return AVERROR(EINVAL); + if (frame->nb_samples > avctx->frame_size) { + av_log(avctx, AV_LOG_ERROR, "more samples than frame size (avcodec_encode_audio2)\n"); + ret = AVERROR(EINVAL); + goto end; + } } else if (!(avctx->codec->capabilities & CODEC_CAP_VARIABLE_FRAME_SIZE)) { if (frame->nb_samples < avctx->frame_size && !avctx->internal->last_audio_frame) { ret = pad_last_frame(avctx, &padded_frame, frame); if (ret < 0) - return ret; + goto end; frame = padded_frame; avctx->internal->last_audio_frame = 1; } if (frame->nb_samples != avctx->frame_size) { + av_log(avctx, AV_LOG_ERROR, "nb_samples (%d) != frame_size (%d) (avcodec_encode_audio2)\n", frame->nb_samples, avctx->frame_size); ret = AVERROR(EINVAL); goto end; } @@ -1336,9 +1768,30 @@ int attribute_align_arg avcodec_encode_audio2(AVCodecContext *avctx, } else { avpkt->size = 0; } + } + if (avpkt->data && avpkt->data == avctx->internal->byte_buffer) { + needs_realloc = 0; + if (user_pkt.data) { + if (user_pkt.size >= avpkt->size) { + memcpy(user_pkt.data, avpkt->data, avpkt->size); + } else { + av_log(avctx, AV_LOG_ERROR, "Provided packet is too small, needs to be %d\n", avpkt->size); + avpkt->size = user_pkt.size; + ret = -1; + } + avpkt->buf = user_pkt.buf; + avpkt->data = user_pkt.data; + avpkt->destruct = user_pkt.destruct; + } else { + if (av_dup_packet(avpkt) < 0) { + ret = AVERROR(ENOMEM); + } + } + } - if (!user_packet && avpkt->size) { - ret = av_buffer_realloc(&avpkt->buf, avpkt->size); + if (!ret) { + if (needs_realloc && avpkt->data) { + ret = av_buffer_realloc(&avpkt->buf, avpkt->size + FF_INPUT_BUFFER_PADDING_SIZE); if (ret >= 0) avpkt->data = avpkt->buf->data; } @@ -1359,20 +1812,149 @@ int attribute_align_arg avcodec_encode_audio2(AVCodecContext *avctx, end: av_frame_free(&padded_frame); + av_free(extended_frame); return ret; } +#if FF_API_OLD_ENCODE_AUDIO +int attribute_align_arg avcodec_encode_audio(AVCodecContext *avctx, + uint8_t *buf, int buf_size, + const short *samples) +{ + AVPacket pkt; + AVFrame *frame; + int ret, samples_size, got_packet; + + av_init_packet(&pkt); + pkt.data = buf; + pkt.size = buf_size; + + if (samples) { + frame = av_frame_alloc(); + if (!frame) + return AVERROR(ENOMEM); + + if (avctx->frame_size) { + frame->nb_samples = avctx->frame_size; + } else { + /* if frame_size is not set, the number of samples must be + * calculated from the buffer size */ + int64_t nb_samples; + if (!av_get_bits_per_sample(avctx->codec_id)) { + av_log(avctx, AV_LOG_ERROR, "avcodec_encode_audio() does not " + "support this codec\n"); + av_frame_free(&frame); + return AVERROR(EINVAL); + } + nb_samples = (int64_t)buf_size * 8 / + (av_get_bits_per_sample(avctx->codec_id) * + avctx->channels); + if (nb_samples >= INT_MAX) { + av_frame_free(&frame); + return AVERROR(EINVAL); + } + frame->nb_samples = nb_samples; + } + + /* it is assumed that the samples buffer is large enough based on the + * relevant parameters */ + samples_size = av_samples_get_buffer_size(NULL, avctx->channels, + frame->nb_samples, + avctx->sample_fmt, 1); + if ((ret = avcodec_fill_audio_frame(frame, avctx->channels, + avctx->sample_fmt, + (const uint8_t *)samples, + samples_size, 1)) < 0) { + av_frame_free(&frame); + return ret; + } + + /* fabricate frame pts from sample count. + * this is needed because the avcodec_encode_audio() API does not have + * a way for the user to provide pts */ + if (avctx->sample_rate && avctx->time_base.num) + frame->pts = ff_samples_to_time_base(avctx, + avctx->internal->sample_count); + else + frame->pts = AV_NOPTS_VALUE; + avctx->internal->sample_count += frame->nb_samples; + } else { + frame = NULL; + } + + got_packet = 0; + ret = avcodec_encode_audio2(avctx, &pkt, frame, &got_packet); + if (!ret && got_packet && avctx->coded_frame) { + avctx->coded_frame->pts = pkt.pts; + avctx->coded_frame->key_frame = !!(pkt.flags & AV_PKT_FLAG_KEY); + } + /* free any side data since we cannot return it */ + av_packet_free_side_data(&pkt); + + if (frame && frame->extended_data != frame->data) + av_freep(&frame->extended_data); + + av_frame_free(&frame); + return ret ? ret : pkt.size; +} + +#endif + +#if FF_API_OLD_ENCODE_VIDEO +int attribute_align_arg avcodec_encode_video(AVCodecContext *avctx, uint8_t *buf, int buf_size, + const AVFrame *pict) +{ + AVPacket pkt; + int ret, got_packet = 0; + + if (buf_size < FF_MIN_BUFFER_SIZE) { + av_log(avctx, AV_LOG_ERROR, "buffer smaller than minimum size\n"); + return -1; + } + + av_init_packet(&pkt); + pkt.data = buf; + pkt.size = buf_size; + + ret = avcodec_encode_video2(avctx, &pkt, pict, &got_packet); + if (!ret && got_packet && avctx->coded_frame) { + avctx->coded_frame->pts = pkt.pts; + avctx->coded_frame->key_frame = !!(pkt.flags & AV_PKT_FLAG_KEY); + } + + /* free any side data since we cannot return it */ + if (pkt.side_data_elems > 0) { + int i; + for (i = 0; i < pkt.side_data_elems; i++) + av_free(pkt.side_data[i].data); + av_freep(&pkt.side_data); + pkt.side_data_elems = 0; + } + + return ret ? ret : pkt.size; +} + +#endif + int attribute_align_arg avcodec_encode_video2(AVCodecContext *avctx, AVPacket *avpkt, const AVFrame *frame, int *got_packet_ptr) { int ret; - int user_packet = !!avpkt->data; + AVPacket user_pkt = *avpkt; + int needs_realloc = !user_pkt.data; *got_packet_ptr = 0; + if(CONFIG_FRAME_THREAD_ENCODER && + avctx->internal->frame_thread_encoder && (avctx->active_thread_type&FF_THREAD_FRAME)) + return ff_thread_video_encode_frame(avctx, avpkt, frame, got_packet_ptr); + + if ((avctx->flags&CODEC_FLAG_PASS1) && avctx->stats_out) + avctx->stats_out[0] = '\0'; + if (!(avctx->codec->capabilities & CODEC_CAP_DELAY) && !frame) { av_free_packet(avpkt); av_init_packet(avpkt); @@ -1386,14 +1968,36 @@ int attribute_align_arg avcodec_encode_video2(AVCodecContext *avctx, av_assert0(avctx->codec->encode2); ret = avctx->codec->encode2(avctx, avpkt, frame, got_packet_ptr); + av_assert0(ret <= 0); + + if (avpkt->data && avpkt->data == avctx->internal->byte_buffer) { + needs_realloc = 0; + if (user_pkt.data) { + if (user_pkt.size >= avpkt->size) { + memcpy(user_pkt.data, avpkt->data, avpkt->size); + } else { + av_log(avctx, AV_LOG_ERROR, "Provided packet is too small, needs to be %d\n", avpkt->size); + avpkt->size = user_pkt.size; + ret = -1; + } + avpkt->buf = user_pkt.buf; + avpkt->data = user_pkt.data; + avpkt->destruct = user_pkt.destruct; + } else { + if (av_dup_packet(avpkt) < 0) { + ret = AVERROR(ENOMEM); + } + } + } + if (!ret) { if (!*got_packet_ptr) avpkt->size = 0; else if (!(avctx->codec->capabilities & CODEC_CAP_DELAY)) avpkt->pts = avpkt->dts = frame->pts; - if (!user_packet && avpkt->size) { - ret = av_buffer_realloc(&avpkt->buf, avpkt->size); + if (needs_realloc && avpkt->data) { + ret = av_buffer_realloc(&avpkt->buf, avpkt->size + FF_INPUT_BUFFER_PADDING_SIZE); if (ret >= 0) avpkt->data = avpkt->buf->data; } @@ -1403,6 +2007,8 @@ int attribute_align_arg avcodec_encode_video2(AVCodecContext *avctx, if (ret < 0 || !*got_packet_ptr) av_free_packet(avpkt); + else + av_packet_merge_side_data(avpkt); emms_c(); return ret; @@ -1416,13 +2022,48 @@ int avcodec_encode_subtitle(AVCodecContext *avctx, uint8_t *buf, int buf_size, av_log(avctx, AV_LOG_ERROR, "start_display_time must be 0.\n"); return -1; } - if (sub->num_rects == 0 || !sub->rects) - return -1; + ret = avctx->codec->encode_sub(avctx, buf, buf_size, sub); avctx->frame_number++; return ret; } +/** + * Attempt to guess proper monotonic timestamps for decoded video frames + * which might have incorrect times. Input timestamps may wrap around, in + * which case the output will as well. + * + * @param pts the pts field of the decoded AVPacket, as passed through + * AVFrame.pkt_pts + * @param dts the dts field of the decoded AVPacket + * @return one of the input values, may be AV_NOPTS_VALUE + */ +static int64_t guess_correct_pts(AVCodecContext *ctx, + int64_t reordered_pts, int64_t dts) +{ + int64_t pts = AV_NOPTS_VALUE; + + if (dts != AV_NOPTS_VALUE) { + ctx->pts_correction_num_faulty_dts += dts <= ctx->pts_correction_last_dts; + ctx->pts_correction_last_dts = dts; + } else if (reordered_pts != AV_NOPTS_VALUE) + ctx->pts_correction_last_dts = reordered_pts; + + if (reordered_pts != AV_NOPTS_VALUE) { + ctx->pts_correction_num_faulty_pts += reordered_pts <= ctx->pts_correction_last_pts; + ctx->pts_correction_last_pts = reordered_pts; + } else if(dts != AV_NOPTS_VALUE) + ctx->pts_correction_last_pts = dts; + + if ((ctx->pts_correction_num_faulty_pts<=ctx->pts_correction_num_faulty_dts || dts == AV_NOPTS_VALUE) + && reordered_pts != AV_NOPTS_VALUE) + pts = reordered_pts; + else + pts = dts; + + return pts; +} + static int apply_param_change(AVCodecContext *avctx, AVPacket *avpkt) { int size = 0, ret; @@ -1480,6 +2121,18 @@ fail: return AVERROR_INVALIDDATA; } +static int add_metadata_from_side_data(AVCodecContext *avctx, AVFrame *frame) +{ + int size; + const uint8_t *side_metadata; + + AVDictionary **frame_md = avpriv_frame_get_metadatap(frame); + + side_metadata = av_packet_get_side_data(avctx->internal->pkt, + AV_PKT_DATA_STRINGS_METADATA, &size); + return av_packet_unpack_dictionary(side_metadata, size, frame_md); +} + static int unrefcount_frame(AVCodecInternal *avci, AVFrame *frame) { int ret; @@ -1498,7 +2151,7 @@ static int unrefcount_frame(AVCodecInternal *avci, AVFrame *frame) memcpy(frame->data, avci->to_free->data, sizeof(frame->data)); memcpy(frame->linesize, avci->to_free->linesize, sizeof(frame->linesize)); if (avci->to_free->extended_data != avci->to_free->data) { - int planes = av_get_channel_layout_nb_channels(avci->to_free->channel_layout); + int planes = av_frame_get_channels(avci->to_free); int size = planes * sizeof(*frame->extended_data); if (!size) { @@ -1521,50 +2174,75 @@ static int unrefcount_frame(AVCodecInternal *avci, AVFrame *frame) frame->height = avci->to_free->height; frame->channel_layout = avci->to_free->channel_layout; frame->nb_samples = avci->to_free->nb_samples; + av_frame_set_channels(frame, av_frame_get_channels(avci->to_free)); return 0; } int attribute_align_arg avcodec_decode_video2(AVCodecContext *avctx, AVFrame *picture, int *got_picture_ptr, - AVPacket *avpkt) + const AVPacket *avpkt) { AVCodecInternal *avci = avctx->internal; int ret; + // copy to ensure we do not change avpkt + AVPacket tmp = *avpkt; + + if (!avctx->codec) + return AVERROR(EINVAL); + if (avctx->codec->type != AVMEDIA_TYPE_VIDEO) { + av_log(avctx, AV_LOG_ERROR, "Invalid media type for video\n"); + return AVERROR(EINVAL); + } *got_picture_ptr = 0; if ((avctx->coded_width || avctx->coded_height) && av_image_check_size(avctx->coded_width, avctx->coded_height, 0, avctx)) - return -1; - - avctx->internal->pkt = avpkt; - ret = apply_param_change(avctx, avpkt); - if (ret < 0) { - av_log(avctx, AV_LOG_ERROR, "Error applying parameter changes.\n"); - if (avctx->err_recognition & AV_EF_EXPLODE) - return ret; - } + return AVERROR(EINVAL); av_frame_unref(picture); if ((avctx->codec->capabilities & CODEC_CAP_DELAY) || avpkt->size || (avctx->active_thread_type & FF_THREAD_FRAME)) { + int did_split = av_packet_split_side_data(&tmp); + ret = apply_param_change(avctx, &tmp); + if (ret < 0) { + av_log(avctx, AV_LOG_ERROR, "Error applying parameter changes.\n"); + if (avctx->err_recognition & AV_EF_EXPLODE) + goto fail; + } + + avctx->internal->pkt = &tmp; if (HAVE_THREADS && avctx->active_thread_type & FF_THREAD_FRAME) ret = ff_thread_decode_frame(avctx, picture, got_picture_ptr, - avpkt); + &tmp); else { ret = avctx->codec->decode(avctx, picture, got_picture_ptr, - avpkt); + &tmp); picture->pkt_dts = avpkt->dts; + + if(!avctx->has_b_frames){ + av_frame_set_pkt_pos(picture, avpkt->pos); + } + //FIXME these should be under if(!avctx->has_b_frames) /* get_buffer is supposed to set frame parameters */ if (!(avctx->codec->capabilities & CODEC_CAP_DR1)) { - picture->sample_aspect_ratio = avctx->sample_aspect_ratio; - picture->width = avctx->width; - picture->height = avctx->height; - picture->format = avctx->pix_fmt; + if (!picture->sample_aspect_ratio.num) picture->sample_aspect_ratio = avctx->sample_aspect_ratio; + if (!picture->width) picture->width = avctx->width; + if (!picture->height) picture->height = avctx->height; + if (picture->format == AV_PIX_FMT_NONE) picture->format = avctx->pix_fmt; } } + add_metadata_from_side_data(avctx, picture); +fail: emms_c(); //needed to avoid an emms_c() call before every return; + avctx->internal->pkt = NULL; + if (did_split) { + av_packet_free_side_data(&tmp); + if(ret == tmp.size) + ret = avpkt->size; + } + if (*got_picture_ptr) { if (!avctx->refcounted_frames) { int err = unrefcount_frame(avci, picture); @@ -1573,48 +2251,199 @@ int attribute_align_arg avcodec_decode_video2(AVCodecContext *avctx, AVFrame *pi } avctx->frame_number++; + av_frame_set_best_effort_timestamp(picture, + guess_correct_pts(avctx, + picture->pkt_pts, + picture->pkt_dts)); } else av_frame_unref(picture); } else ret = 0; + /* many decoders assign whole AVFrames, thus overwriting extended_data; + * make sure it's set correctly */ + av_assert0(!picture->extended_data || picture->extended_data == picture->data); + return ret; } +#if FF_API_OLD_DECODE_AUDIO +int attribute_align_arg avcodec_decode_audio3(AVCodecContext *avctx, int16_t *samples, + int *frame_size_ptr, + AVPacket *avpkt) +{ + AVFrame *frame = av_frame_alloc(); + int ret, got_frame = 0; + + if (!frame) + return AVERROR(ENOMEM); + if (avctx->get_buffer != avcodec_default_get_buffer) { + av_log(avctx, AV_LOG_ERROR, "Custom get_buffer() for use with" + "avcodec_decode_audio3() detected. Overriding with avcodec_default_get_buffer\n"); + av_log(avctx, AV_LOG_ERROR, "Please port your application to " + "avcodec_decode_audio4()\n"); + avctx->get_buffer = avcodec_default_get_buffer; + avctx->release_buffer = avcodec_default_release_buffer; + } + + ret = avcodec_decode_audio4(avctx, frame, &got_frame, avpkt); + + if (ret >= 0 && got_frame) { + int ch, plane_size; + int planar = av_sample_fmt_is_planar(avctx->sample_fmt); + int data_size = av_samples_get_buffer_size(&plane_size, avctx->channels, + frame->nb_samples, + avctx->sample_fmt, 1); + if (*frame_size_ptr < data_size) { + av_log(avctx, AV_LOG_ERROR, "output buffer size is too small for " + "the current frame (%d < %d)\n", *frame_size_ptr, data_size); + av_frame_free(&frame); + return AVERROR(EINVAL); + } + + memcpy(samples, frame->extended_data[0], plane_size); + + if (planar && avctx->channels > 1) { + uint8_t *out = ((uint8_t *)samples) + plane_size; + for (ch = 1; ch < avctx->channels; ch++) { + memcpy(out, frame->extended_data[ch], plane_size); + out += plane_size; + } + } + *frame_size_ptr = data_size; + } else { + *frame_size_ptr = 0; + } + av_frame_free(&frame); + return ret; +} + +#endif + int attribute_align_arg avcodec_decode_audio4(AVCodecContext *avctx, AVFrame *frame, int *got_frame_ptr, - AVPacket *avpkt) + const AVPacket *avpkt) { AVCodecInternal *avci = avctx->internal; int ret = 0; *got_frame_ptr = 0; - avctx->internal->pkt = avpkt; - if (!avpkt->data && avpkt->size) { av_log(avctx, AV_LOG_ERROR, "invalid packet: NULL data, size != 0\n"); return AVERROR(EINVAL); } - - ret = apply_param_change(avctx, avpkt); - if (ret < 0) { - av_log(avctx, AV_LOG_ERROR, "Error applying parameter changes.\n"); - if (avctx->err_recognition & AV_EF_EXPLODE) - return ret; + if (!avctx->codec) + return AVERROR(EINVAL); + if (avctx->codec->type != AVMEDIA_TYPE_AUDIO) { + av_log(avctx, AV_LOG_ERROR, "Invalid media type for audio\n"); + return AVERROR(EINVAL); } av_frame_unref(frame); - if ((avctx->codec->capabilities & CODEC_CAP_DELAY) || avpkt->size) { - ret = avctx->codec->decode(avctx, frame, got_frame_ptr, avpkt); + if ((avctx->codec->capabilities & CODEC_CAP_DELAY) || avpkt->size || (avctx->active_thread_type & FF_THREAD_FRAME)) { + uint8_t *side; + int side_size; + uint32_t discard_padding = 0; + // copy to ensure we do not change avpkt + AVPacket tmp = *avpkt; + int did_split = av_packet_split_side_data(&tmp); + ret = apply_param_change(avctx, &tmp); + if (ret < 0) { + av_log(avctx, AV_LOG_ERROR, "Error applying parameter changes.\n"); + if (avctx->err_recognition & AV_EF_EXPLODE) + goto fail; + } + + avctx->internal->pkt = &tmp; + if (HAVE_THREADS && avctx->active_thread_type & FF_THREAD_FRAME) + ret = ff_thread_decode_frame(avctx, frame, got_frame_ptr, &tmp); + else { + ret = avctx->codec->decode(avctx, frame, got_frame_ptr, &tmp); + frame->pkt_dts = avpkt->dts; + } if (ret >= 0 && *got_frame_ptr) { + add_metadata_from_side_data(avctx, frame); avctx->frame_number++; - frame->pkt_dts = avpkt->dts; + av_frame_set_best_effort_timestamp(frame, + guess_correct_pts(avctx, + frame->pkt_pts, + frame->pkt_dts)); if (frame->format == AV_SAMPLE_FMT_NONE) frame->format = avctx->sample_fmt; + if (!frame->channel_layout) + frame->channel_layout = avctx->channel_layout; + if (!av_frame_get_channels(frame)) + av_frame_set_channels(frame, avctx->channels); + if (!frame->sample_rate) + frame->sample_rate = avctx->sample_rate; + } + + side= av_packet_get_side_data(avctx->internal->pkt, AV_PKT_DATA_SKIP_SAMPLES, &side_size); + if(side && side_size>=10) { + avctx->internal->skip_samples = AV_RL32(side); + av_log(avctx, AV_LOG_DEBUG, "skip %d samples due to side data\n", + avctx->internal->skip_samples); + discard_padding = AV_RL32(side + 4); + } + if (avctx->internal->skip_samples && *got_frame_ptr) { + if(frame->nb_samples <= avctx->internal->skip_samples){ + *got_frame_ptr = 0; + avctx->internal->skip_samples -= frame->nb_samples; + av_log(avctx, AV_LOG_DEBUG, "skip whole frame, skip left: %d\n", + avctx->internal->skip_samples); + } else { + av_samples_copy(frame->extended_data, frame->extended_data, 0, avctx->internal->skip_samples, + frame->nb_samples - avctx->internal->skip_samples, avctx->channels, frame->format); + if(avctx->pkt_timebase.num && avctx->sample_rate) { + int64_t diff_ts = av_rescale_q(avctx->internal->skip_samples, + (AVRational){1, avctx->sample_rate}, + avctx->pkt_timebase); + if(frame->pkt_pts!=AV_NOPTS_VALUE) + frame->pkt_pts += diff_ts; + if(frame->pkt_dts!=AV_NOPTS_VALUE) + frame->pkt_dts += diff_ts; + if (av_frame_get_pkt_duration(frame) >= diff_ts) + av_frame_set_pkt_duration(frame, av_frame_get_pkt_duration(frame) - diff_ts); + } else { + av_log(avctx, AV_LOG_WARNING, "Could not update timestamps for skipped samples.\n"); + } + av_log(avctx, AV_LOG_DEBUG, "skip %d/%d samples\n", + avctx->internal->skip_samples, frame->nb_samples); + frame->nb_samples -= avctx->internal->skip_samples; + avctx->internal->skip_samples = 0; + } + } + if (discard_padding > 0 && discard_padding <= frame->nb_samples && *got_frame_ptr) { + if (discard_padding == frame->nb_samples) { + *got_frame_ptr = 0; + } else { + if(avctx->pkt_timebase.num && avctx->sample_rate) { + int64_t diff_ts = av_rescale_q(frame->nb_samples - discard_padding, + (AVRational){1, avctx->sample_rate}, + avctx->pkt_timebase); + if (av_frame_get_pkt_duration(frame) >= diff_ts) + av_frame_set_pkt_duration(frame, av_frame_get_pkt_duration(frame) - diff_ts); + } else { + av_log(avctx, AV_LOG_WARNING, "Could not update timestamps for discarded samples.\n"); + } + av_log(avctx, AV_LOG_DEBUG, "discard %d/%d samples\n", + discard_padding, frame->nb_samples); + frame->nb_samples -= discard_padding; + } + } +fail: + avctx->internal->pkt = NULL; + if (did_split) { + av_packet_free_side_data(&tmp); + if(ret == tmp.size) + ret = avpkt->size; + } + + if (ret >= 0 && *got_frame_ptr) { if (!avctx->refcounted_frames) { int err = unrefcount_frame(avci, frame); if (err < 0) @@ -1624,21 +2453,177 @@ int attribute_align_arg avcodec_decode_audio4(AVCodecContext *avctx, av_frame_unref(frame); } + return ret; +} + +#define UTF8_MAX_BYTES 4 /* 5 and 6 bytes sequences should not be used */ +static int recode_subtitle(AVCodecContext *avctx, + AVPacket *outpkt, const AVPacket *inpkt) +{ +#if CONFIG_ICONV + iconv_t cd = (iconv_t)-1; + int ret = 0; + char *inb, *outb; + size_t inl, outl; + AVPacket tmp; +#endif + + if (avctx->sub_charenc_mode != FF_SUB_CHARENC_MODE_PRE_DECODER || inpkt->size == 0) + return 0; + +#if CONFIG_ICONV + cd = iconv_open("UTF-8", avctx->sub_charenc); + av_assert0(cd != (iconv_t)-1); + + inb = inpkt->data; + inl = inpkt->size; + + if (inl >= INT_MAX / UTF8_MAX_BYTES - FF_INPUT_BUFFER_PADDING_SIZE) { + av_log(avctx, AV_LOG_ERROR, "Subtitles packet is too big for recoding\n"); + ret = AVERROR(ENOMEM); + goto end; + } + + ret = av_new_packet(&tmp, inl * UTF8_MAX_BYTES); + if (ret < 0) + goto end; + outpkt->buf = tmp.buf; + outpkt->data = tmp.data; + outpkt->size = tmp.size; + outb = outpkt->data; + outl = outpkt->size; + + if (iconv(cd, &inb, &inl, &outb, &outl) == (size_t)-1 || + iconv(cd, NULL, NULL, &outb, &outl) == (size_t)-1 || + outl >= outpkt->size || inl != 0) { + av_log(avctx, AV_LOG_ERROR, "Unable to recode subtitle event \"%s\" " + "from %s to UTF-8\n", inpkt->data, avctx->sub_charenc); + av_free_packet(&tmp); + ret = AVERROR(errno); + goto end; + } + outpkt->size -= outl; + memset(outpkt->data + outpkt->size, 0, outl); +end: + if (cd != (iconv_t)-1) + iconv_close(cd); return ret; +#else + av_assert0(!"requesting subtitles recoding without iconv"); +#endif +} + +static int utf8_check(const uint8_t *str) +{ + const uint8_t *byte; + uint32_t codepoint, min; + + while (*str) { + byte = str; + GET_UTF8(codepoint, *(byte++), return 0;); + min = byte - str == 1 ? 0 : byte - str == 2 ? 0x80 : + 1 << (5 * (byte - str) - 4); + if (codepoint < min || codepoint >= 0x110000 || + codepoint == 0xFFFE /* BOM */ || + codepoint >= 0xD800 && codepoint <= 0xDFFF /* surrogates */) + return 0; + str = byte; + } + return 1; } int avcodec_decode_subtitle2(AVCodecContext *avctx, AVSubtitle *sub, int *got_sub_ptr, AVPacket *avpkt) { - int ret; + int i, ret = 0; + + if (!avpkt->data && avpkt->size) { + av_log(avctx, AV_LOG_ERROR, "invalid packet: NULL data, size != 0\n"); + return AVERROR(EINVAL); + } + if (!avctx->codec) + return AVERROR(EINVAL); + if (avctx->codec->type != AVMEDIA_TYPE_SUBTITLE) { + av_log(avctx, AV_LOG_ERROR, "Invalid media type for subtitles\n"); + return AVERROR(EINVAL); + } - avctx->internal->pkt = avpkt; *got_sub_ptr = 0; - ret = avctx->codec->decode(avctx, sub, got_sub_ptr, avpkt); - if (*got_sub_ptr) - avctx->frame_number++; + avcodec_get_subtitle_defaults(sub); + + if ((avctx->codec->capabilities & CODEC_CAP_DELAY) || avpkt->size) { + AVPacket pkt_recoded; + AVPacket tmp = *avpkt; + int did_split = av_packet_split_side_data(&tmp); + //apply_param_change(avctx, &tmp); + + if (did_split) { + /* FFMIN() prevents overflow in case the packet wasn't allocated with + * proper padding. + * If the side data is smaller than the buffer padding size, the + * remaining bytes should have already been filled with zeros by the + * original packet allocation anyway. */ + memset(tmp.data + tmp.size, 0, + FFMIN(avpkt->size - tmp.size, FF_INPUT_BUFFER_PADDING_SIZE)); + } + + pkt_recoded = tmp; + ret = recode_subtitle(avctx, &pkt_recoded, &tmp); + if (ret < 0) { + *got_sub_ptr = 0; + } else { + avctx->internal->pkt = &pkt_recoded; + + if (avctx->pkt_timebase.den && avpkt->pts != AV_NOPTS_VALUE) + sub->pts = av_rescale_q(avpkt->pts, + avctx->pkt_timebase, AV_TIME_BASE_Q); + ret = avctx->codec->decode(avctx, sub, got_sub_ptr, &pkt_recoded); + av_assert1((ret >= 0) >= !!*got_sub_ptr && + !!*got_sub_ptr >= !!sub->num_rects); + + if (sub->num_rects && !sub->end_display_time && avpkt->duration && + avctx->pkt_timebase.num) { + AVRational ms = { 1, 1000 }; + sub->end_display_time = av_rescale_q(avpkt->duration, + avctx->pkt_timebase, ms); + } + + for (i = 0; i < sub->num_rects; i++) { + if (sub->rects[i]->ass && !utf8_check(sub->rects[i]->ass)) { + av_log(avctx, AV_LOG_ERROR, + "Invalid UTF-8 in decoded subtitles text; " + "maybe missing -sub_charenc option\n"); + avsubtitle_free(sub); + return AVERROR_INVALIDDATA; + } + } + + if (tmp.data != pkt_recoded.data) { // did we recode? + /* prevent from destroying side data from original packet */ + pkt_recoded.side_data = NULL; + pkt_recoded.side_data_elems = 0; + + av_free_packet(&pkt_recoded); + } + if (avctx->codec_descriptor->props & AV_CODEC_PROP_BITMAP_SUB) + sub->format = 0; + else if (avctx->codec_descriptor->props & AV_CODEC_PROP_TEXT_SUB) + sub->format = 1; + avctx->internal->pkt = NULL; + } + + if (did_split) { + av_packet_free_side_data(&tmp); + if(ret == tmp.size) + ret = avpkt->size; + } + + if (*got_sub_ptr) + avctx->frame_number++; + } + return ret; } @@ -1661,29 +2646,45 @@ void avsubtitle_free(AVSubtitle *sub) memset(sub, 0, sizeof(AVSubtitle)); } +av_cold int ff_codec_close_recursive(AVCodecContext *avctx) +{ + int ret = 0; + + ff_unlock_avcodec(); + + ret = avcodec_close(avctx); + + ff_lock_avcodec(NULL); + return ret; +} + av_cold int avcodec_close(AVCodecContext *avctx) { - /* If there is a user-supplied mutex locking routine, call it. */ - if (lockmgr_cb) { - if ((*lockmgr_cb)(&codec_mutex, AV_LOCK_OBTAIN)) - return -1; - } + int ret; - entangled_thread_counter++; - if (entangled_thread_counter != 1) { - av_log(avctx, AV_LOG_ERROR, "insufficient thread locking around avcodec_open/close()\n"); - entangled_thread_counter--; - return -1; - } + if (!avctx) + return 0; + + ret = ff_lock_avcodec(avctx); + if (ret < 0) + return ret; if (avcodec_is_open(avctx)) { FramePool *pool = avctx->internal->pool; int i; + if (CONFIG_FRAME_THREAD_ENCODER && + avctx->internal->frame_thread_encoder && avctx->thread_count > 1) { + ff_unlock_avcodec(); + ff_frame_thread_encoder_free(avctx); + ff_lock_avcodec(avctx); + } if (HAVE_THREADS && avctx->internal->thread_ctx) ff_thread_free(avctx); if (avctx->codec && avctx->codec->close) avctx->codec->close(avctx); avctx->coded_frame = NULL; + avctx->internal->byte_buffer_size = 0; + av_freep(&avctx->internal->byte_buffer); av_frame_free(&avctx->internal->to_free); for (i = 0; i < FF_ARRAY_ELEMS(pool->pools); i++) av_buffer_pool_uninit(&pool->pools[i]); @@ -1699,19 +2700,44 @@ av_cold int avcodec_close(AVCodecContext *avctx) av_freep(&avctx->extradata); avctx->codec = NULL; avctx->active_thread_type = 0; - entangled_thread_counter--; - /* Release any user-supplied mutex. */ - if (lockmgr_cb) { - (*lockmgr_cb)(&codec_mutex, AV_LOCK_RELEASE); - } + ff_unlock_avcodec(); return 0; } +static enum AVCodecID remap_deprecated_codec_id(enum AVCodecID id) +{ + switch(id){ + //This is for future deprecatec codec ids, its empty since + //last major bump but will fill up again over time, please don't remove it +// case AV_CODEC_ID_UTVIDEO_DEPRECATED: return AV_CODEC_ID_UTVIDEO; + case AV_CODEC_ID_BRENDER_PIX_DEPRECATED : return AV_CODEC_ID_BRENDER_PIX; + case AV_CODEC_ID_OPUS_DEPRECATED : return AV_CODEC_ID_OPUS; + case AV_CODEC_ID_TAK_DEPRECATED : return AV_CODEC_ID_TAK; + case AV_CODEC_ID_PAF_AUDIO_DEPRECATED : return AV_CODEC_ID_PAF_AUDIO; + case AV_CODEC_ID_PCM_S24LE_PLANAR_DEPRECATED : return AV_CODEC_ID_PCM_S24LE_PLANAR; + case AV_CODEC_ID_PCM_S32LE_PLANAR_DEPRECATED : return AV_CODEC_ID_PCM_S32LE_PLANAR; + case AV_CODEC_ID_ADPCM_VIMA_DEPRECATED : return AV_CODEC_ID_ADPCM_VIMA; + case AV_CODEC_ID_ESCAPE130_DEPRECATED : return AV_CODEC_ID_ESCAPE130; + case AV_CODEC_ID_EXR_DEPRECATED : return AV_CODEC_ID_EXR; + case AV_CODEC_ID_G2M_DEPRECATED : return AV_CODEC_ID_G2M; + case AV_CODEC_ID_PAF_VIDEO_DEPRECATED : return AV_CODEC_ID_PAF_VIDEO; + case AV_CODEC_ID_WEBP_DEPRECATED : return AV_CODEC_ID_WEBP; + case AV_CODEC_ID_HEVC_DEPRECATED : return AV_CODEC_ID_HEVC; + case AV_CODEC_ID_MVC1_DEPRECATED : return AV_CODEC_ID_MVC1; + case AV_CODEC_ID_MVC2_DEPRECATED : return AV_CODEC_ID_MVC2; + case AV_CODEC_ID_SANM_DEPRECATED : return AV_CODEC_ID_SANM; + case AV_CODEC_ID_SGIRLE_DEPRECATED : return AV_CODEC_ID_SGIRLE; + case AV_CODEC_ID_VP7_DEPRECATED : return AV_CODEC_ID_VP7; + default : return id; + } +} + static AVCodec *find_encdec(enum AVCodecID id, int encoder) { AVCodec *p, *experimental = NULL; p = first_avcodec; + id= remap_deprecated_codec_id(id); while (p) { if ((encoder ? av_codec_is_encoder(p) : av_codec_is_decoder(p)) && p->id == id) { @@ -1763,27 +2789,24 @@ AVCodec *avcodec_find_decoder_by_name(const char *name) return NULL; } -static int get_bit_rate(AVCodecContext *ctx) +const char *avcodec_get_name(enum AVCodecID id) { - int bit_rate; - int bits_per_sample; + const AVCodecDescriptor *cd; + AVCodec *codec; - switch (ctx->codec_type) { - case AVMEDIA_TYPE_VIDEO: - case AVMEDIA_TYPE_DATA: - case AVMEDIA_TYPE_SUBTITLE: - case AVMEDIA_TYPE_ATTACHMENT: - bit_rate = ctx->bit_rate; - break; - case AVMEDIA_TYPE_AUDIO: - bits_per_sample = av_get_bits_per_sample(ctx->codec_id); - bit_rate = bits_per_sample ? ctx->sample_rate * ctx->channels * bits_per_sample : ctx->bit_rate; - break; - default: - bit_rate = 0; - break; - } - return bit_rate; + if (id == AV_CODEC_ID_NONE) + return "none"; + cd = avcodec_descriptor_get(id); + if (cd) + return cd->name; + av_log(NULL, AV_LOG_WARNING, "Codec 0x%x is not in the full list.\n", id); + codec = avcodec_find_decoder(id); + if (codec) + return codec->name; + codec = avcodec_find_encoder(id); + if (codec) + return codec->name; + return "unknown_codec"; } size_t av_get_codec_tag_string(char *buf, size_t buf_size, unsigned int codec_tag) @@ -1793,7 +2816,7 @@ size_t av_get_codec_tag_string(char *buf, size_t buf_size, unsigned int codec_ta #define TAG_PRINT(x) \ (((x) >= '0' && (x) <= '9') || \ ((x) >= 'a' && (x) <= 'z') || ((x) >= 'A' && (x) <= 'Z') || \ - ((x) == '.' || (x) == ' ')) + ((x) == '.' || (x) == ' ' || (x) == '-' || (x) == '_')) for (i = 0; i < 4; i++) { len = snprintf(buf, buf_size, @@ -1808,47 +2831,66 @@ size_t av_get_codec_tag_string(char *buf, size_t buf_size, unsigned int codec_ta void avcodec_string(char *buf, int buf_size, AVCodecContext *enc, int encode) { + const char *codec_type; const char *codec_name; const char *profile = NULL; const AVCodec *p; - char buf1[32]; int bitrate; AVRational display_aspect_ratio; - if (enc->codec) - p = enc->codec; - else if (encode) - p = avcodec_find_encoder(enc->codec_id); - else - p = avcodec_find_decoder(enc->codec_id); - - if (p) { - codec_name = p->name; - profile = av_get_profile_name(p, enc->profile); - } else if (enc->codec_id == AV_CODEC_ID_MPEG2TS) { - /* fake mpeg2 transport stream codec (currently not - * registered) */ - codec_name = "mpeg2ts"; - } else { - /* output avi tags */ + if (!buf || buf_size <= 0) + return; + codec_type = av_get_media_type_string(enc->codec_type); + codec_name = avcodec_get_name(enc->codec_id); + if (enc->profile != FF_PROFILE_UNKNOWN) { + if (enc->codec) + p = enc->codec; + else + p = encode ? avcodec_find_encoder(enc->codec_id) : + avcodec_find_decoder(enc->codec_id); + if (p) + profile = av_get_profile_name(p, enc->profile); + } + + snprintf(buf, buf_size, "%s: %s", codec_type ? codec_type : "unknown", + codec_name); + buf[0] ^= 'a' ^ 'A'; /* first letter in uppercase */ + + if (enc->codec && strcmp(enc->codec->name, codec_name)) + snprintf(buf + strlen(buf), buf_size - strlen(buf), " (%s)", enc->codec->name); + + if (profile) + snprintf(buf + strlen(buf), buf_size - strlen(buf), " (%s)", profile); + if (enc->codec_tag) { char tag_buf[32]; av_get_codec_tag_string(tag_buf, sizeof(tag_buf), enc->codec_tag); - snprintf(buf1, sizeof(buf1), "%s / 0x%04X", tag_buf, enc->codec_tag); - codec_name = buf1; + snprintf(buf + strlen(buf), buf_size - strlen(buf), + " (%s / 0x%04X)", tag_buf, enc->codec_tag); } switch (enc->codec_type) { case AVMEDIA_TYPE_VIDEO: - snprintf(buf, buf_size, - "Video: %s%s", - codec_name, enc->mb_decision ? " (hq)" : ""); - if (profile) - snprintf(buf + strlen(buf), buf_size - strlen(buf), - " (%s)", profile); if (enc->pix_fmt != AV_PIX_FMT_NONE) { + char detail[256] = "("; + const char *colorspace_name; snprintf(buf + strlen(buf), buf_size - strlen(buf), ", %s", av_get_pix_fmt_name(enc->pix_fmt)); + if (enc->bits_per_raw_sample && + enc->bits_per_raw_sample <= av_pix_fmt_desc_get(enc->pix_fmt)->comp[0].depth_minus1) + av_strlcatf(detail, sizeof(detail), "%d bpc, ", enc->bits_per_raw_sample); + if (enc->color_range != AVCOL_RANGE_UNSPECIFIED) + av_strlcatf(detail, sizeof(detail), + enc->color_range == AVCOL_RANGE_MPEG ? "tv, ": "pc, "); + + colorspace_name = av_get_colorspace_name(enc->colorspace); + if (colorspace_name) + av_strlcatf(detail, sizeof(detail), "%s, ", colorspace_name); + + if (strlen(detail) > 1) { + detail[strlen(detail) - 2] = 0; + av_strlcatf(buf, buf_size, "%s)", detail); + } } if (enc->width) { snprintf(buf + strlen(buf), buf_size - strlen(buf), @@ -1860,7 +2902,7 @@ void avcodec_string(char *buf, int buf_size, AVCodecContext *enc, int encode) enc->height * enc->sample_aspect_ratio.den, 1024 * 1024); snprintf(buf + strlen(buf), buf_size - strlen(buf), - " [PAR %d:%d DAR %d:%d]", + " [SAR %d:%d DAR %d:%d]", enc->sample_aspect_ratio.num, enc->sample_aspect_ratio.den, display_aspect_ratio.num, display_aspect_ratio.den); } @@ -1877,12 +2919,6 @@ void avcodec_string(char *buf, int buf_size, AVCodecContext *enc, int encode) } break; case AVMEDIA_TYPE_AUDIO: - snprintf(buf, buf_size, - "Audio: %s", - codec_name); - if (profile) - snprintf(buf + strlen(buf), buf_size - strlen(buf), - " (%s)", profile); if (enc->sample_rate) { snprintf(buf + strlen(buf), buf_size - strlen(buf), ", %d Hz", enc->sample_rate); @@ -1895,16 +2931,20 @@ void avcodec_string(char *buf, int buf_size, AVCodecContext *enc, int encode) } break; case AVMEDIA_TYPE_DATA: - snprintf(buf, buf_size, "Data: %s", codec_name); + if (av_log_get_level() >= AV_LOG_DEBUG) { + int g = av_gcd(enc->time_base.num, enc->time_base.den); + if (g) + snprintf(buf + strlen(buf), buf_size - strlen(buf), + ", %d/%d", + enc->time_base.num / g, enc->time_base.den / g); + } break; case AVMEDIA_TYPE_SUBTITLE: - snprintf(buf, buf_size, "Subtitle: %s", codec_name); - break; - case AVMEDIA_TYPE_ATTACHMENT: - snprintf(buf, buf_size, "Attachment: %s", codec_name); + if (enc->width) + snprintf(buf + strlen(buf), buf_size - strlen(buf), + ", %dx%d", enc->width, enc->height); break; default: - snprintf(buf, buf_size, "Invalid Codec type %d", enc->codec_type); return; } if (encode) { @@ -1919,6 +2959,9 @@ void avcodec_string(char *buf, int buf_size, AVCodecContext *enc, int encode) if (bitrate != 0) { snprintf(buf + strlen(buf), buf_size - strlen(buf), ", %d kb/s", bitrate / 1000); + } else if (enc->rc_max_rate > 0) { + snprintf(buf + strlen(buf), buf_size - strlen(buf), + ", max. %d kb/s", enc->rc_max_rate / 1000); } } @@ -1937,18 +2980,30 @@ const char *av_get_profile_name(const AVCodec *codec, int profile) unsigned avcodec_version(void) { +// av_assert0(AV_CODEC_ID_V410==164); + av_assert0(AV_CODEC_ID_PCM_S8_PLANAR==65563); + av_assert0(AV_CODEC_ID_ADPCM_G722==69660); +// av_assert0(AV_CODEC_ID_BMV_AUDIO==86071); + av_assert0(AV_CODEC_ID_SRT==94216); + av_assert0(LIBAVCODEC_VERSION_MICRO >= 100); + + av_assert0(CODEC_ID_CLLC == AV_CODEC_ID_CLLC); + av_assert0(CODEC_ID_PCM_S8_PLANAR == AV_CODEC_ID_PCM_S8_PLANAR); + av_assert0(CODEC_ID_ADPCM_IMA_APC == AV_CODEC_ID_ADPCM_IMA_APC); + av_assert0(CODEC_ID_ILBC == AV_CODEC_ID_ILBC); + av_assert0(CODEC_ID_SRT == AV_CODEC_ID_SRT); return LIBAVCODEC_VERSION_INT; } const char *avcodec_configuration(void) { - return LIBAV_CONFIGURATION; + return FFMPEG_CONFIGURATION; } const char *avcodec_license(void) { #define LICENSE_PREFIX "libavcodec license: " - return LICENSE_PREFIX LIBAV_LICENSE + sizeof(LICENSE_PREFIX) - 1; + return LICENSE_PREFIX FFMPEG_LICENSE + sizeof(LICENSE_PREFIX) - 1; } void avcodec_flush_buffers(AVCodecContext *avctx) @@ -1958,6 +3013,9 @@ void avcodec_flush_buffers(AVCodecContext *avctx) else if (avctx->codec->flush) avctx->codec->flush(avctx); + avctx->pts_correction_last_pts = + avctx->pts_correction_last_dts = INT64_MIN; + if (!avctx->refcounted_frames) av_frame_unref(avctx->internal->to_free); } @@ -1965,20 +3023,29 @@ void avcodec_flush_buffers(AVCodecContext *avctx) int av_get_exact_bits_per_sample(enum AVCodecID codec_id) { switch (codec_id) { + case AV_CODEC_ID_8SVX_EXP: + case AV_CODEC_ID_8SVX_FIB: case AV_CODEC_ID_ADPCM_CT: case AV_CODEC_ID_ADPCM_IMA_APC: case AV_CODEC_ID_ADPCM_IMA_EA_SEAD: + case AV_CODEC_ID_ADPCM_IMA_OKI: case AV_CODEC_ID_ADPCM_IMA_WS: case AV_CODEC_ID_ADPCM_G722: case AV_CODEC_ID_ADPCM_YAMAHA: return 4; + case AV_CODEC_ID_DSD_LSBF: + case AV_CODEC_ID_DSD_MSBF: + case AV_CODEC_ID_DSD_LSBF_PLANAR: + case AV_CODEC_ID_DSD_MSBF_PLANAR: case AV_CODEC_ID_PCM_ALAW: case AV_CODEC_ID_PCM_MULAW: case AV_CODEC_ID_PCM_S8: + case AV_CODEC_ID_PCM_S8_PLANAR: case AV_CODEC_ID_PCM_U8: case AV_CODEC_ID_PCM_ZORK: return 8; case AV_CODEC_ID_PCM_S16BE: + case AV_CODEC_ID_PCM_S16BE_PLANAR: case AV_CODEC_ID_PCM_S16LE: case AV_CODEC_ID_PCM_S16LE_PLANAR: case AV_CODEC_ID_PCM_U16BE: @@ -2007,6 +3074,27 @@ int av_get_exact_bits_per_sample(enum AVCodecID codec_id) } } +enum AVCodecID av_get_pcm_codec(enum AVSampleFormat fmt, int be) +{ + static const enum AVCodecID map[AV_SAMPLE_FMT_NB][2] = { + [AV_SAMPLE_FMT_U8 ] = { AV_CODEC_ID_PCM_U8, AV_CODEC_ID_PCM_U8 }, + [AV_SAMPLE_FMT_S16 ] = { AV_CODEC_ID_PCM_S16LE, AV_CODEC_ID_PCM_S16BE }, + [AV_SAMPLE_FMT_S32 ] = { AV_CODEC_ID_PCM_S32LE, AV_CODEC_ID_PCM_S32BE }, + [AV_SAMPLE_FMT_FLT ] = { AV_CODEC_ID_PCM_F32LE, AV_CODEC_ID_PCM_F32BE }, + [AV_SAMPLE_FMT_DBL ] = { AV_CODEC_ID_PCM_F64LE, AV_CODEC_ID_PCM_F64BE }, + [AV_SAMPLE_FMT_U8P ] = { AV_CODEC_ID_PCM_U8, AV_CODEC_ID_PCM_U8 }, + [AV_SAMPLE_FMT_S16P] = { AV_CODEC_ID_PCM_S16LE, AV_CODEC_ID_PCM_S16BE }, + [AV_SAMPLE_FMT_S32P] = { AV_CODEC_ID_PCM_S32LE, AV_CODEC_ID_PCM_S32BE }, + [AV_SAMPLE_FMT_FLTP] = { AV_CODEC_ID_PCM_F32LE, AV_CODEC_ID_PCM_F32BE }, + [AV_SAMPLE_FMT_DBLP] = { AV_CODEC_ID_PCM_F64LE, AV_CODEC_ID_PCM_F64BE }, + }; + if (fmt < 0 || fmt >= AV_SAMPLE_FMT_NB) + return AV_CODEC_ID_NONE; + if (be < 0 || be > 1) + be = AV_NE(1, 0); + return map[fmt][be]; +} + int av_get_bits_per_sample(enum AVCodecID codec_id) { switch (codec_id) { @@ -2037,8 +3125,8 @@ int av_get_audio_frame_duration(AVCodecContext *avctx, int frame_bytes) bps = av_get_exact_bits_per_sample(avctx->codec_id); /* codecs with an exact constant bits per sample */ - if (bps > 0 && ch > 0 && frame_bytes > 0) - return (frame_bytes * 8) / (bps * ch); + if (bps > 0 && ch > 0 && frame_bytes > 0 && ch < 32768 && bps < 32768) + return (frame_bytes * 8LL) / (bps * ch); bps = avctx->bits_per_coded_sample; /* codecs with a fixed packet duration */ @@ -2047,11 +3135,10 @@ int av_get_audio_frame_duration(AVCodecContext *avctx, int frame_bytes) case AV_CODEC_ID_ADPCM_IMA_QT: return 64; case AV_CODEC_ID_ADPCM_EA_XAS: return 128; case AV_CODEC_ID_AMR_NB: + case AV_CODEC_ID_EVRC: case AV_CODEC_ID_GSM: case AV_CODEC_ID_QCELP: - case AV_CODEC_ID_RA_144: case AV_CODEC_ID_RA_288: return 160; - case AV_CODEC_ID_IMC: return 256; case AV_CODEC_ID_AMR_WB: case AV_CODEC_ID_GSM_MS: return 320; case AV_CODEC_ID_MP1: return 384; @@ -2097,6 +3184,10 @@ int av_get_audio_frame_duration(AVCodecContext *avctx, int frame_bytes) return 240 * (frame_bytes / 32); if (id == AV_CODEC_ID_NELLYMOSER) return 256 * (frame_bytes / 64); + if (id == AV_CODEC_ID_RA_144) + return 160 * (frame_bytes / 20); + if (id == AV_CODEC_ID_G723_1) + return 240 * (frame_bytes / 24); if (bps > 0) { /* calc from frame_bytes and bits_per_coded_sample */ @@ -2107,6 +3198,10 @@ int av_get_audio_frame_duration(AVCodecContext *avctx, int frame_bytes) if (ch > 0) { /* calc from frame_bytes and channels */ switch (id) { + case AV_CODEC_ID_ADPCM_AFC: + return frame_bytes / (9 * ch) * 16; + case AV_CODEC_ID_ADPCM_DTK: + return frame_bytes / (16 * ch) * 28; case AV_CODEC_ID_ADPCM_4XM: case AV_CODEC_ID_ADPCM_IMA_ISS: return (frame_bytes - 4 * ch) * 2 / ch; @@ -2128,6 +3223,9 @@ int av_get_audio_frame_duration(AVCodecContext *avctx, int frame_bytes) return 6 * frame_bytes / ch; case AV_CODEC_ID_PCM_LXF: return 2 * (frame_bytes / (5 * ch)); + case AV_CODEC_ID_IAC: + case AV_CODEC_ID_IMC: + return 4 * frame_bytes / ch; } if (tag) { @@ -2145,11 +3243,15 @@ int av_get_audio_frame_duration(AVCodecContext *avctx, int frame_bytes) int blocks = frame_bytes / ba; switch (avctx->codec_id) { case AV_CODEC_ID_ADPCM_IMA_WAV: - return blocks * (1 + (ba - 4 * ch) / (4 * ch) * 8); + if (bps < 2 || bps > 5) + return 0; + return blocks * (1 + (ba - 4 * ch) / (bps * ch) * 8); case AV_CODEC_ID_ADPCM_IMA_DK3: return blocks * (((ba - 16) * 2 / 3 * 4) / ch); case AV_CODEC_ID_ADPCM_IMA_DK4: return blocks * (1 + (ba - 4 * ch) * 2 / ch); + case AV_CODEC_ID_ADPCM_IMA_RAD: + return blocks * ((ba - 4 * ch) * 2 / ch); case AV_CODEC_ID_ADPCM_MS: return blocks * (2 + (ba - 7 * ch) * 2 / ch); } @@ -2159,8 +3261,12 @@ int av_get_audio_frame_duration(AVCodecContext *avctx, int frame_bytes) /* calc from frame_bytes, channels, and bits_per_coded_sample */ switch (avctx->codec_id) { case AV_CODEC_ID_PCM_DVD: + if(bps<4) + return 0; return 2 * (frame_bytes / ((bps * 2 / 8) * ch)); case AV_CODEC_ID_PCM_BLURAY: + if(bps<4) + return 0; return frame_bytes / ((FFALIGN(ch, 2) * bps) / 8); case AV_CODEC_ID_S302M: return 2 * (frame_bytes / ((bps + 4) / 4)) / ch; @@ -2205,7 +3311,7 @@ int ff_match_2uint16(const uint16_t(*tab)[2], int size, int a, int b) FF_DISABLE_DEPRECATION_WARNINGS void av_log_missing_feature(void *avc, const char *feature, int want_sample) { - av_log(avc, AV_LOG_WARNING, "%s is not implemented. Update your Libav " + av_log(avc, AV_LOG_WARNING, "%s is not implemented. Update your FFmpeg " "version to the newest one from Git. If the problem still " "occurs, it means that your file has a feature which has not " "been implemented.\n", feature); @@ -2222,8 +3328,8 @@ void av_log_ask_for_sample(void *avc, const char *msg, ...) if (msg) av_vlog(avc, AV_LOG_WARNING, msg, argument_list); av_log(avc, AV_LOG_WARNING, "If you want to help, upload a sample " - "of this file to ftp://upload.libav.org/incoming/ " - "and contact the libav-devel mailing list.\n"); + "of this file to ftp://upload.ffmpeg.org/MPlayer/incoming/ " + "and contact the ffmpeg-devel mailing list.\n"); va_end(argument_list); } @@ -2231,14 +3337,15 @@ FF_ENABLE_DEPRECATION_WARNINGS #endif /* FF_API_MISSING_SAMPLE */ static AVHWAccel *first_hwaccel = NULL; +static AVHWAccel **last_hwaccel = &first_hwaccel; void av_register_hwaccel(AVHWAccel *hwaccel) { - AVHWAccel **p = &first_hwaccel; - while (*p) - p = &(*p)->next; - *p = hwaccel; + AVHWAccel **p = last_hwaccel; hwaccel->next = NULL; + while(*p || avpriv_atomic_ptr_cas((void * volatile *)p, NULL, hwaccel)) + p = &(*p)->next; + last_hwaccel = &hwaccel->next; } AVHWAccel *av_hwaccel_next(AVHWAccel *hwaccel) @@ -2266,6 +3373,38 @@ int av_lockmgr_register(int (*cb)(void **mutex, enum AVLockOp op)) return 0; } +int ff_lock_avcodec(AVCodecContext *log_ctx) +{ + if (lockmgr_cb) { + if ((*lockmgr_cb)(&codec_mutex, AV_LOCK_OBTAIN)) + return -1; + } + entangled_thread_counter++; + if (entangled_thread_counter != 1) { + av_log(log_ctx, AV_LOG_ERROR, "Insufficient thread locking around avcodec_open/close()\n"); + if (!lockmgr_cb) + av_log(log_ctx, AV_LOG_ERROR, "No lock manager is set, please see av_lockmgr_register()\n"); + ff_avcodec_locked = 1; + ff_unlock_avcodec(); + return AVERROR(EINVAL); + } + av_assert0(!ff_avcodec_locked); + ff_avcodec_locked = 1; + return 0; +} + +int ff_unlock_avcodec(void) +{ + av_assert0(ff_avcodec_locked); + ff_avcodec_locked = 0; + entangled_thread_counter--; + if (lockmgr_cb) { + if ((*lockmgr_cb)(&codec_mutex, AV_LOCK_RELEASE)) + return -1; + } + return 0; +} + int avpriv_lock_avformat(void) { if (lockmgr_cb) { @@ -2313,6 +3452,11 @@ int ff_thread_ref_frame(ThreadFrame *dst, ThreadFrame *src) #if !HAVE_THREADS +enum AVPixelFormat ff_thread_get_format(AVCodecContext *avctx, const enum AVPixelFormat *fmt) +{ + return ff_get_format(avctx, fmt); +} + int ff_thread_get_buffer(AVCodecContext *avctx, ThreadFrame *f, int flags) { f->owner = avctx; @@ -2337,10 +3481,38 @@ void ff_thread_await_progress(ThreadFrame *f, int progress, int field) { } +int ff_thread_can_start_frame(AVCodecContext *avctx) +{ + return 1; +} + +int ff_alloc_entries(AVCodecContext *avctx, int count) +{ + return 0; +} + +void ff_reset_entries(AVCodecContext *avctx) +{ +} + +void ff_thread_await_progress2(AVCodecContext *avctx, int field, int thread, int shift) +{ +} + +void ff_thread_report_progress2(AVCodecContext *avctx, int field, int thread, int n) +{ +} + #endif enum AVMediaType avcodec_get_type(enum AVCodecID codec_id) { + AVCodec *c= avcodec_find_decoder(codec_id); + if(!c) + c= avcodec_find_encoder(codec_id); + if(c) + return c->type; + if (codec_id <= AV_CODEC_ID_NONE) return AVMEDIA_TYPE_UNKNOWN; else if (codec_id < AV_CODEC_ID_FIRST_AUDIO) @@ -2358,13 +3530,31 @@ int avcodec_is_open(AVCodecContext *s) return !!s->internal; } -const uint8_t *avpriv_find_start_code(const uint8_t *restrict p, +int avpriv_bprint_to_extradata(AVCodecContext *avctx, struct AVBPrint *buf) +{ + int ret; + char *str; + + ret = av_bprint_finalize(buf, &str); + if (ret < 0) + return ret; + avctx->extradata = str; + /* Note: the string is NUL terminated (so extradata can be read as a + * string), but the ending character is not accounted in the size (in + * binary formats you are likely not supposed to mux that character). When + * extradata is copied, it is also padded with FF_INPUT_BUFFER_PADDING_SIZE + * zeros. */ + avctx->extradata_size = buf->len; + return 0; +} + +const uint8_t *avpriv_find_start_code(const uint8_t *av_restrict p, const uint8_t *end, - uint32_t * restrict state) + uint32_t *av_restrict state) { int i; - assert(p <= end); + av_assert0(p <= end); if (p >= end) return end; |