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[ffmpegcolorspace] Fix NV12 and NV21 with odd width and height

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This commit is contained in:
Benjamin Otte 2009-09-23 11:03:57 +02:00
parent 1cf651f883
commit 9d6eb19453
1 changed files with 2 additions and 4 deletions
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6
gst/ffmpegcolorspace/imgconvert_template.h
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@ -590,13 +590,12 @@ static void glue (RGB_NAME, _to_nv12) (AVPicture * dst, const AVPicture * src,
lum[0] = RGB_TO_Y_CCIR (r, g, b); lum[0] = RGB_TO_Y_CCIR (r, g, b);
c[0] = RGB_TO_U_CCIR (r1, g1, b1, 1); c[0] = RGB_TO_U_CCIR (r1, g1, b1, 1);
c[1] = RGB_TO_V_CCIR (r1, g1, b1, 1); c[1] = RGB_TO_V_CCIR (r1, g1, b1, 1);
c += 2;
p += -wrap3 + BPP; p += -wrap3 + BPP;
lum += -wrap + 1; lum += -wrap + 1;
} }
p += wrap3 + (wrap3 - width * BPP); p += wrap3 + (wrap3 - width * BPP);
lum += wrap + (wrap - width); lum += wrap + (wrap - width);
c += dst->linesize[1] - width; c += dst->linesize[1] - (width & ~1);
} }
/* handle odd height */ /* handle odd height */
if (height) { if (height) {
@ -694,13 +693,12 @@ static void glue (RGB_NAME, _to_nv21) (AVPicture * dst, const AVPicture * src,
lum[0] = RGB_TO_Y_CCIR (r, g, b); lum[0] = RGB_TO_Y_CCIR (r, g, b);
c[1] = RGB_TO_U_CCIR (r1, g1, b1, 1); c[1] = RGB_TO_U_CCIR (r1, g1, b1, 1);
c[0] = RGB_TO_V_CCIR (r1, g1, b1, 1); c[0] = RGB_TO_V_CCIR (r1, g1, b1, 1);
c += 2;
p += -wrap3 + BPP; p += -wrap3 + BPP;
lum += -wrap + 1; lum += -wrap + 1;
} }
p += wrap3 + (wrap3 - width * BPP); p += wrap3 + (wrap3 - width * BPP);
lum += wrap + (wrap - width); lum += wrap + (wrap - width);
c += dst->linesize[1] - width; c += dst->linesize[1] - (width & ~1);
} }
/* handle odd height */ /* handle odd height */
if (height) { if (height) {