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avutil/frame: Add private_ref to AVFrame

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This gives FFmpeg libs a field that they can freely and safely use.
Avoiding the need of wrapping of a users opaque_ref field and its issues.

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer
2017-11-08 23:55:00 +01:00
committed by Timo Rothenpieler
parent dd435c957a
commit 1fa3a9a31d
2 changed files with 20 additions and 1 deletions
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8
libavutil/frame.c
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@@ -383,12 +383,17 @@ FF_ENABLE_DEPRECATION_WARNINGS
#endif
av_buffer_unref(&dst->opaque_ref);
av_buffer_unref(&dst->private_ref);
if (src->opaque_ref) {
dst->opaque_ref = av_buffer_ref(src->opaque_ref);
if (!dst->opaque_ref)
return AVERROR(ENOMEM);
}
if (src->private_ref) {
dst->private_ref = av_buffer_ref(src->private_ref);
if (!dst->private_ref)
return AVERROR(ENOMEM);
}
return 0;
}
@@ -524,6 +529,7 @@ void av_frame_unref(AVFrame *frame)
av_buffer_unref(&frame->hw_frames_ctx);
av_buffer_unref(&frame->opaque_ref);
av_buffer_unref(&frame->private_ref);
get_frame_defaults(frame);
}