lavc/utils.c: Subtract skip_samples when frame is DISCARDed.

Signed-off-by: Sasi Inguva <isasi@google.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Sasi Inguva 2016-09-26 18:41:01 -07:00 committed by Michael Niedermayer
parent 1846a3eac8
commit 7e0235bdb1
2 changed files with 8 additions and 10 deletions

View File

@ -2335,7 +2335,6 @@ int attribute_align_arg avcodec_decode_audio4(AVCodecContext *avctx,
uint32_t discard_padding = 0;
uint8_t skip_reason = 0;
uint8_t discard_reason = 0;
int demuxer_skip_samples = 0;
// copy to ensure we do not change avpkt
AVPacket tmp = *avpkt;
int did_split = av_packet_split_side_data(&tmp);
@ -2343,7 +2342,6 @@ int attribute_align_arg avcodec_decode_audio4(AVCodecContext *avctx,
if (ret < 0)
goto fail;
demuxer_skip_samples = avctx->internal->skip_samples;
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);
@ -2368,13 +2366,6 @@ int attribute_align_arg avcodec_decode_audio4(AVCodecContext *avctx,
frame->sample_rate = avctx->sample_rate;
}
if (frame->flags & AV_FRAME_FLAG_DISCARD) {
// If using discard frame flag, ignore skip_samples set by the decoder.
avctx->internal->skip_samples = demuxer_skip_samples;
*got_frame_ptr = 0;
}
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);
@ -2384,6 +2375,13 @@ int attribute_align_arg avcodec_decode_audio4(AVCodecContext *avctx,
skip_reason = AV_RL8(side + 8);
discard_reason = AV_RL8(side + 9);
}
if ((frame->flags & AV_FRAME_FLAG_DISCARD) && *got_frame_ptr &&
!(avctx->flags2 & AV_CODEC_FLAG2_SKIP_MANUAL)) {
avctx->internal->skip_samples -= frame->nb_samples;
*got_frame_ptr = 0;
}
if (avctx->internal->skip_samples > 0 && *got_frame_ptr &&
!(avctx->flags2 & AV_CODEC_FLAG2_SKIP_MANUAL)) {
if(frame->nb_samples <= avctx->internal->skip_samples){

View File

@ -28,7 +28,7 @@
#include "libavutil/version.h"
#define LIBAVCODEC_VERSION_MAJOR 57
#define LIBAVCODEC_VERSION_MINOR 59
#define LIBAVCODEC_VERSION_MINOR 60
#define LIBAVCODEC_VERSION_MICRO 100
#define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \