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avcodec/options: factorize avcodec_copy_context() cleanup code

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Reviewed-by: Aaron Levinson <alevinsn@aracnet.com>
Tested-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: James Almer <jamrial@gmail.com>
(cherry picked from commit 54a4c9b4e9a1524b1ac5d2be97c8042272402d0a)
This commit is contained in:
James Almer 2017-04-22 13:25:32 -03:00
parent 49279d4cc2
commit 8d9f927078
1 changed files with 15 additions and 15 deletions
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30
libavcodec/options.c
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@ -187,6 +187,19 @@ void avcodec_free_context(AVCodecContext **pavctx)
}
#if FF_API_COPY_CONTEXT
static void copy_context_reset(AVCodecContext *avctx)
{
av_opt_free(avctx);
av_freep(&avctx->rc_override);
av_freep(&avctx->intra_matrix);
av_freep(&avctx->inter_matrix);
av_freep(&avctx->extradata);
av_freep(&avctx->subtitle_header);
av_buffer_unref(&avctx->hw_frames_ctx);
avctx->subtitle_header_size = 0;
avctx->extradata_size = 0;
}
int avcodec_copy_context(AVCodecContext *dest, const AVCodecContext *src)
{
const AVCodec *orig_codec = dest->codec;
@ -199,12 +212,7 @@ int avcodec_copy_context(AVCodecContext *dest, const AVCodecContext *src)
return AVERROR(EINVAL);
}
av_opt_free(dest);
av_freep(&dest->rc_override);
av_freep(&dest->intra_matrix);
av_freep(&dest->inter_matrix);
av_freep(&dest->extradata);
av_freep(&dest->subtitle_header);
copy_context_reset(dest);
memcpy(dest, src, sizeof(*dest));
av_opt_copy(dest, src);
@ -263,15 +271,7 @@ FF_ENABLE_DEPRECATION_WARNINGS
return 0;
fail:
av_freep(&dest->subtitle_header);
av_freep(&dest->rc_override);
av_freep(&dest->intra_matrix);
av_freep(&dest->inter_matrix);
av_freep(&dest->extradata);
av_buffer_unref(&dest->hw_frames_ctx);
dest->subtitle_header_size = 0;
dest->extradata_size = 0;
av_opt_free(dest);
copy_context_reset(dest);
return AVERROR(ENOMEM);
}
#endif