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don't use dsp.put_pixels_tab[0][0] with unaligned ptr (fix artifacts on altivec)

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Originally committed as revision 6231 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Aurelien Jacobs 2006-09-11 23:29:24 +00:00
parent d70e3ff410
commit 0dd5866af7
1 changed files with 8 additions and 5 deletions
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13
libavcodec/vp56.c
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@ -358,11 +358,14 @@ static void vp56_mc(vp56_context_t *s, int b, uint8_t *src,
src_block = s->edge_emu_buffer;
src_offset = 2 + 2*stride;
} else if (deblock_filtering) {
/* only need a 12x12 block, but there is no such dsp function, */
/* so copy a 16x12 block */
s->dsp.put_pixels_tab[0][0](s->edge_emu_buffer,
src + s->block_offset[b] + (dy-2)*stride + (dx-2),
stride, 12);
int i;
src_block = s->edge_emu_buffer;
src += s->block_offset[b] + (dy-2)*stride + (dx-2);
for (i=0; i<12; i++) {
memcpy(src_block, src, 12);
src_block += stride;
src += stride;
}
src_block = s->edge_emu_buffer;
src_offset = 2 + 2*stride;
} else {