Function CopyFrameRGB48_SSSE3

Source/Helper.cpp:567–598

}

void CopyFrameRGB48_SSSE3(const UINT lines, BYTE* dst, UINT dst_pitch, const BYTE* src, int src_pitch)
{
	UINT line_pixels  = abs(src_pitch) / 6;
	UINT line_pixels8 = line_pixels & ~(8u - 1);

	__m128i mask = _mm_setr_epi8(0, 1, 2, 3, 4, 5, -1, -1, 6, 7, 8, 9, 10, 11, -1, -1);

	for (UINT y = 0; y < lines; ++y) {
		__m128i *src128 = (__m128i*)src;
		__m128i *dst128 = (__m128i*)dst;
		for (UINT i = 0; i < line_pixels8; i += 8) {
			__m128i sa = _mm_load_si128(src128);
			__m128i sb = _mm_load_si128(src128 + 1);
			__m128i sc = _mm_load_si128(src128 + 2);

			__m128i val = _mm_shuffle_epi8(sa, mask);
			_mm_store_si128(dst128, val);
			val = _mm_shuffle_epi8(_mm_alignr_epi8(sb, sa, 12), mask);
			_mm_store_si128(dst128 + 1, val);
			val = _mm_shuffle_epi8(_mm_alignr_epi8(sc, sb, 8), mask);
			_mm_store_si128(dst128 + 2, val);
			val = _mm_shuffle_epi8(_mm_alignr_epi8(sc, sc, 4), mask);
			_mm_store_si128(dst128 + 3, val);

			src128 += 3;
			dst128 += 4;
		}

		src += src_pitch;
		dst += dst_pitch;
	}
}

void CopyFrameBGR48(const UINT lines, BYTE* dst, UINT dst_pitch, const BYTE* src, int src_pitch)
{