/* vars which will change and which we need to store back in the context */
int dstY = c->dstY;
- int lumBufIndex = c->lumBufIndex;
- int chrBufIndex = c->chrBufIndex;
int lastInLumBuf = c->lastInLumBuf;
int lastInChrBuf = c->lastInChrBuf;
srcStride[2] =
srcStride[3] = srcStride[0];
}
- srcStride[1] <<= c->vChrDrop;
- srcStride[2] <<= c->vChrDrop;
+ srcStride[1] *= 1 << c->vChrDrop;
+ srcStride[2] *= 1 << c->vChrDrop;
DEBUG_BUFFERS("swscale() %p[%d] %p[%d] %p[%d] %p[%d] -> %p[%d] %p[%d] %p[%d] %p[%d]\n",
src[0], srcStride[0], src[1], srcStride[1],
* will not get executed. This is not really intended but works
* currently, so people might do it. */
if (srcSliceY == 0) {
- lumBufIndex = -1;
- chrBufIndex = -1;
dstY = 0;
lastInLumBuf = -1;
lastInChrBuf = -1;
desc[i].process(c, &desc[i], firstPosY, lastPosY - firstPosY + 1);
}
- lumBufIndex += lastLumSrcY - lastInLumBuf;
lastInLumBuf = lastLumSrcY;
if (cPosY < lastChrSrcY + 1) {
desc[i].process(c, &desc[i], firstCPosY, lastCPosY - firstCPosY + 1);
}
- chrBufIndex += lastChrSrcY - lastInChrBuf;
lastInChrBuf = lastChrSrcY;
- // wrap buf index around to stay inside the ring buffer
- if (lumBufIndex >= vLumFilterSize)
- lumBufIndex -= vLumFilterSize;
- if (chrBufIndex >= vChrFilterSize)
- chrBufIndex -= vChrFilterSize;
if (!enough_lines)
break; // we can't output a dstY line so let's try with the next slice
#if HAVE_MMX_INLINE
- ff_updateMMXDitherTables(c, dstY, lumBufIndex, chrBufIndex,
- lastInLumBuf, lastInChrBuf);
+ ff_updateMMXDitherTables(c, dstY);
#endif
if (should_dither) {
c->chrDither8 = ff_dither_8x8_128[chrDstY & 7];
fillPlane16(dst[3], dstStride[3], length, height, lastDstY,
1, desc->comp[3].depth,
isBE(dstFormat));
+ } else if (is32BPS(dstFormat)) {
+ const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(dstFormat);
+ fillPlane32(dst[3], dstStride[3], length, height, lastDstY,
+ 1, desc->comp[3].depth,
+ isBE(dstFormat), desc->flags & AV_PIX_FMT_FLAG_FLOAT);
} else
fillPlane(dst[3], dstStride[3], length, height, lastDstY, 255);
}
/* store changed local vars back in the context */
c->dstY = dstY;
- c->lumBufIndex = lumBufIndex;
- c->chrBufIndex = chrBufIndex;
c->lastInLumBuf = lastInLumBuf;
c->lastInChrBuf = lastInChrBuf;