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avframe: add AV_FRAME_DATA_MATRIXENCODING side data type.

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Includes a libavcodec utility function to update a frame's side data.
This commit is contained in:
Tim Walker
2013-12-11 02:03:29 +00:00
parent 5c437fb672
commit 5b4797a21d
5 changed files with 36 additions and 1 deletions
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20
libavcodec/utils.c
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@@ -151,6 +151,26 @@ int ff_set_dimensions(AVCodecContext *s, int width, int height)
return ret;
}
int ff_side_data_update_matrix_encoding(AVFrame *frame,
enum AVMatrixEncoding matrix_encoding)
{
AVFrameSideData *side_data;
enum AVMatrixEncoding *data;
side_data = av_frame_get_side_data(frame, AV_FRAME_DATA_MATRIXENCODING);
if (!side_data)
side_data = av_frame_new_side_data(frame, AV_FRAME_DATA_MATRIXENCODING,
sizeof(enum AVMatrixEncoding));
if (!side_data)
return AVERROR(ENOMEM);
data = (enum AVMatrixEncoding*)side_data->data;
*data = matrix_encoding;
return 0;
}
#if HAVE_NEON || ARCH_PPC || HAVE_MMX
# define STRIDE_ALIGN 16
#else