From 2dbedc20ce2f92e8c76e4284441d881906fabe5d Mon Sep 17 00:00:00 2001 From: Sasi Inguva Date: Thu, 15 Sep 2016 13:36:16 -0700 Subject: lavc: Add a flag in AVPacket to discard packet after decoding. Discard frames after decoding based on the flag. Signed-off-by: Sasi Inguva Signed-off-by: Michael Niedermayer --- libavcodec/utils.c | 15 ++++++++++++++- 1 file changed, 14 insertions(+), 1 deletion(-) (limited to 'libavcodec/utils.c') diff --git a/libavcodec/utils.c b/libavcodec/utils.c index 0f6d0e7fe8..4734a70ae2 100644 --- a/libavcodec/utils.c +++ b/libavcodec/utils.c @@ -784,6 +784,12 @@ int ff_init_buffer_info(AVCodecContext *avctx, AVFrame *frame) } } add_metadata_from_side_data(pkt, frame); + + if (pkt->flags & AV_PKT_FLAG_DISCARD) { + frame->flags |= AV_FRAME_FLAG_DISCARD; + } else { + frame->flags = (frame->flags & ~AV_FRAME_FLAG_DISCARD); + } } else { frame->pkt_pts = AV_NOPTS_VALUE; av_frame_set_pkt_pos (frame, -1); @@ -2247,7 +2253,9 @@ fail: if(ret == tmp.size) ret = avpkt->size; } - + if (picture->flags & AV_FRAME_FLAG_DISCARD) { + *got_picture_ptr = 0; + } if (*got_picture_ptr) { if (!avctx->refcounted_frames) { int err = unrefcount_frame(avci, picture); @@ -2343,6 +2351,11 @@ int attribute_align_arg avcodec_decode_audio4(AVCodecContext *avctx, frame->sample_rate = avctx->sample_rate; } + + if (frame->flags & AV_FRAME_FLAG_DISCARD) { + *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); -- cgit v1.2.3