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Let the 4th plane reach the swScale function
Originally committed as revision 28868 to svn://svn.mplayerhq.hu/mplayer/trunk/libswscale
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9621f2f540
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@ -2726,7 +2726,7 @@ SwsContext *sws_getContext(int srcW, int srcH, enum PixelFormat srcFormat, int d
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int sws_scale(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,
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int sws_scale(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,
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int srcSliceH, uint8_t* dst[], int dstStride[]){
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int srcSliceH, uint8_t* dst[], int dstStride[]){
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int i;
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int i;
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uint8_t* src2[4]= {src[0], src[1], src[2]};
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uint8_t* src2[4]= {src[0], src[1], src[2], src[3]};
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if (c->sliceDir == 0 && srcSliceY != 0 && srcSliceY + srcSliceH != c->srcH) {
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if (c->sliceDir == 0 && srcSliceY != 0 && srcSliceY + srcSliceH != c->srcH) {
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av_log(c, AV_LOG_ERROR, "Slices start in the middle!\n");
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av_log(c, AV_LOG_ERROR, "Slices start in the middle!\n");
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@ -2800,21 +2800,23 @@ int sws_scale(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,
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// copy strides, so they can safely be modified
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// copy strides, so they can safely be modified
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if (c->sliceDir == 1) {
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if (c->sliceDir == 1) {
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// slices go from top to bottom
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// slices go from top to bottom
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int srcStride2[4]= {srcStride[0], srcStride[1], srcStride[2]};
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int srcStride2[4]= {srcStride[0], srcStride[1], srcStride[2], srcStride[3]};
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int dstStride2[4]= {dstStride[0], dstStride[1], dstStride[2]};
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int dstStride2[4]= {dstStride[0], dstStride[1], dstStride[2], dstStride[3]};
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return c->swScale(c, src2, srcStride2, srcSliceY, srcSliceH, dst, dstStride2);
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return c->swScale(c, src2, srcStride2, srcSliceY, srcSliceH, dst, dstStride2);
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} else {
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} else {
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// slices go from bottom to top => we flip the image internally
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// slices go from bottom to top => we flip the image internally
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uint8_t* dst2[4]= {dst[0] + (c->dstH-1)*dstStride[0],
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uint8_t* dst2[4]= {dst[0] + (c->dstH-1)*dstStride[0],
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dst[1] + ((c->dstH>>c->chrDstVSubSample)-1)*dstStride[1],
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dst[1] + ((c->dstH>>c->chrDstVSubSample)-1)*dstStride[1],
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dst[2] + ((c->dstH>>c->chrDstVSubSample)-1)*dstStride[2]};
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dst[2] + ((c->dstH>>c->chrDstVSubSample)-1)*dstStride[2],
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int srcStride2[4]= {-srcStride[0], -srcStride[1], -srcStride[2]};
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dst[3] + (c->dstH-1)*dstStride[3]};
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int dstStride2[4]= {-dstStride[0], -dstStride[1], -dstStride[2]};
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int srcStride2[4]= {-srcStride[0], -srcStride[1], -srcStride[2], -srcStride[3]};
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int dstStride2[4]= {-dstStride[0], -dstStride[1], -dstStride[2], -dstStride[3]};
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src2[0] += (srcSliceH-1)*srcStride[0];
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src2[0] += (srcSliceH-1)*srcStride[0];
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if (!usePal(c->srcFormat))
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if (!usePal(c->srcFormat))
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src2[1] += ((srcSliceH>>c->chrSrcVSubSample)-1)*srcStride[1];
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src2[1] += ((srcSliceH>>c->chrSrcVSubSample)-1)*srcStride[1];
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src2[2] += ((srcSliceH>>c->chrSrcVSubSample)-1)*srcStride[2];
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src2[2] += ((srcSliceH>>c->chrSrcVSubSample)-1)*srcStride[2];
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src2[3] += (srcSliceH-1)*srcStride[3];
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return c->swScale(c, src2, srcStride2, c->srcH-srcSliceY-srcSliceH, srcSliceH, dst2, dstStride2);
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return c->swScale(c, src2, srcStride2, c->srcH-srcSliceY-srcSliceH, srcSliceH, dst2, dstStride2);
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}
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}
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