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author | Stefano Sabatini <stefano.sabatini-lala@poste.it> | 2010-09-07 21:23:52 +0000 |
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committer | Stefano Sabatini <stefano.sabatini-lala@poste.it> | 2010-09-07 21:23:52 +0000 |
commit | e7eb2033ffcddfa38457cba96477e15e91fbb4d1 (patch) | |
tree | 6c3ef55f71c504d08de1107bc66ffa25ae4f0885 | |
parent | 03ff61167ed27d5f82355c3943b245200191357b (diff) | |
download | ffmpeg-streaming-e7eb2033ffcddfa38457cba96477e15e91fbb4d1.zip ffmpeg-streaming-e7eb2033ffcddfa38457cba96477e15e91fbb4d1.tar.gz |
Reimplement av_picture_data_copy() avoiding the use of PixFmtInfo
information.
Required for moving the function to libavcore.
Originally committed as revision 25066 to svn://svn.ffmpeg.org/ffmpeg/trunk
-rw-r--r-- | libavcodec/imgconvert.c | 33 |
1 files changed, 17 insertions, 16 deletions
diff --git a/libavcodec/imgconvert.c b/libavcodec/imgconvert.c index e9288b1..4c4bdb9 100644 --- a/libavcodec/imgconvert.c +++ b/libavcodec/imgconvert.c @@ -799,17 +799,26 @@ void av_picture_data_copy(uint8_t *dst_data[4], int dst_linesize[4], uint8_t *src_data[4], int src_linesize[4], enum PixelFormat pix_fmt, int width, int height) { - int i; - const PixFmtInfo *pf = &pix_fmt_info[pix_fmt]; const AVPixFmtDescriptor *desc = &av_pix_fmt_descriptors[pix_fmt]; - switch(pf->pixel_type) { - case FF_PIXEL_PACKED: - case FF_PIXEL_PLANAR: - for(i = 0; i < pf->nb_channels; i++) { - int h; + if (desc->flags & PIX_FMT_HWACCEL) + return; + + if (desc->flags & PIX_FMT_PAL) { + av_image_copy_plane(dst_data[0], dst_linesize[0], + src_data[0], src_linesize[0], + width, height); + /* copy the palette */ + memcpy(dst_data[1], src_data[1], 4*256); + } else { + int i, planes_nb = 0; + + for (i = 0; i < desc->nb_components; i++) + planes_nb = FFMAX(planes_nb, desc->comp[i].plane + 1); + + for (i = 0; i < planes_nb; i++) { + int h = height; int bwidth = av_image_get_linesize(pix_fmt, width, i); - h = height; if (i == 1 || i == 2) { h= -((-height)>>desc->log2_chroma_h); } @@ -817,14 +826,6 @@ void av_picture_data_copy(uint8_t *dst_data[4], int dst_linesize[4], src_data[i], src_linesize[i], bwidth, h); } - break; - case FF_PIXEL_PALETTE: - av_image_copy_plane(dst_data[0], dst_linesize[0], - src_data[0], src_linesize[0], - width, height); - /* copy the palette */ - memcpy(dst_data[1], src_data[1], 4*256); - break; } } |