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| author | Jan Sebechlebsky <sebechlebskyjan@gmail.com> | 2016-07-28 18:18:13 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2016-08-13 12:46:18 +0200 |
| commit | 7ae52f8a6b4a137f79b032b7094b3d5867839d52 (patch) | |
| tree | 37983483de0994f74168b16ae5d2e4305fb7fff2 /libavcodec/bsf.c | |
| parent | 79dc94a63b30369e39792e81cb032f2cf40539b4 (diff) | |
| download | ffmpeg-streaming-7ae52f8a6b4a137f79b032b7094b3d5867839d52.zip ffmpeg-streaming-7ae52f8a6b4a137f79b032b7094b3d5867839d52.tar.gz | |
avcodec/bsf: Add ff_bsf_get_packet_ref() function
Use of this function can save unnecessary malloc operation
in bitstream filter.
Signed-off-by: Jan Sebechlebsky <sebechlebskyjan@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavcodec/bsf.c')
| -rw-r--r-- | libavcodec/bsf.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/libavcodec/bsf.c b/libavcodec/bsf.c index 8e36861..40fc925 100644 --- a/libavcodec/bsf.c +++ b/libavcodec/bsf.c @@ -220,3 +220,19 @@ int ff_bsf_get_packet(AVBSFContext *ctx, AVPacket **pkt) return 0; } + +int ff_bsf_get_packet_ref(AVBSFContext *ctx, AVPacket *pkt) +{ + AVBSFInternal *in = ctx->internal; + + if (in->eof) + return AVERROR_EOF; + + if (!ctx->internal->buffer_pkt->data && + !ctx->internal->buffer_pkt->side_data_elems) + return AVERROR(EAGAIN); + + av_packet_move_ref(pkt, ctx->internal->buffer_pkt); + + return 0; +} |
