[Processing] Clear LSB before rounding up dyadic downsample width

Sindre Aamås committed 10 years ago

Commit 68a59101 parent 8a0af4a1 file · +2 −2Browse files

Showing the changes to codec/processing/src/downsample/downsample.cpp (1 of 1 file). Show all

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codec/processing/src/downsample/downsample.cpp+2−2

@@ -275,12 +275,12 @@ void CDownsampling::DownsampleHalfAverage (uint8_t* pDst, int32_t iDstStride, · 274 unmodified lines
275	if ((iSrcStride & 31) == 0) {	275	if ((iSrcStride & 31) == 0) {
276	assert ((iDstStride & 15) == 0);	276	assert ((iDstStride & 15) == 0);
277	m_pfDownsample.pfHalfAverageWidthx32 (pDst, iDstStride,	277	m_pfDownsample.pfHalfAverageWidthx32 (pDst, iDstStride,
278	pSrc, iSrcStride, WELS_ALIGN (iSrcWidth, 32), iSrcHeight);	278	pSrc, iSrcStride, WELS_ALIGN (iSrcWidth & ~1, 32), iSrcHeight);
279	} else {	279	} else {
280	assert ((iSrcStride & 15) == 0);	280	assert ((iSrcStride & 15) == 0);
281	assert ((iDstStride & 7) == 0);	281	assert ((iDstStride & 7) == 0);
282	m_pfDownsample.pfHalfAverageWidthx16 (pDst, iDstStride,	282	m_pfDownsample.pfHalfAverageWidthx16 (pDst, iDstStride,
283	pSrc, iSrcStride, WELS_ALIGN (iSrcWidth, 16), iSrcHeight);	283	pSrc, iSrcStride, WELS_ALIGN (iSrcWidth & ~1, 16), iSrcHeight);
284	}	284	}
285	}	285	}
286		286