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/*
* Copyright (C) 2010-2016 Hendrik Leppkes
* http://www.1f0.de
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "stdafx.h"
#include <emmintrin.h>
#include "pixconv_internal.h"
#include "pixconv_sse2_templates.h"
#define PIXCONV_INTERLEAVE_AYUV(regY, regU, regV, regA, regOut1, regOut2) \
regY = _mm_unpacklo_epi8(regY, regA); /* YAYAYAYA */ \
regV = _mm_unpacklo_epi8(regV, regU); /* VUVUVUVU */ \
regOut1 = _mm_unpacklo_epi16(regV, regY); /* VUYAVUYA */ \
regOut2 = _mm_unpackhi_epi16(regV, regY); /* VUYAVUYA */
#define YUV444_PACK_AYUV(dst) *idst++ = v[i] | (u[i] << 8) | (y[i] << 16) | (0xff << 24);
DECLARE_CONV_FUNC_IMPL(convert_yuv444_ayuv)
{
const uint8_t *y = (const uint8_t *)src[0];
const uint8_t *u = (const uint8_t *)src[1];
const uint8_t *v = (const uint8_t *)src[2];
const ptrdiff_t inStride = srcStride[0];
const ptrdiff_t outStride = dstStride[0];
ptrdiff_t line, i;
__m128i xmm0,xmm1,xmm2,xmm3,xmm4,xmm5,xmm6;
xmm6 = _mm_set1_epi32(-1);
_mm_sfence();
for (line = 0; line < height; ++line) {
__m128i *dst128 = (__m128i *)(dst[0] + line * outStride);
for (i = 0; i < width; i+=16) {
// Load pixels into registers
PIXCONV_LOAD_PIXEL8_ALIGNED(xmm0, (y+i)); /* YYYYYYYY */
PIXCONV_LOAD_PIXEL8_ALIGNED(xmm1, (u+i)); /* UUUUUUUU */
PIXCONV_LOAD_PIXEL8_ALIGNED(xmm2, (v+i)); /* VVVVVVVV */
// Interlave into AYUV
xmm4 = xmm0;
xmm0 = _mm_unpacklo_epi8(xmm0, xmm6); /* YAYAYAYA */
xmm4 = _mm_unpackhi_epi8(xmm4, xmm6); /* YAYAYAYA */
xmm5 = xmm2;
xmm2 = _mm_unpacklo_epi8(xmm2, xmm1); /* VUVUVUVU */
xmm5 = _mm_unpackhi_epi8(xmm5, xmm1); /* VUVUVUVU */
xmm1 = _mm_unpacklo_epi16(xmm2, xmm0); /* VUYAVUYA */
xmm2 = _mm_unpackhi_epi16(xmm2, xmm0); /* VUYAVUYA */
xmm0 = _mm_unpacklo_epi16(xmm5, xmm4); /* VUYAVUYA */
xmm3 = _mm_unpackhi_epi16(xmm5, xmm4); /* VUYAVUYA */
// Write data back
_mm_stream_si128(dst128++, xmm1);
_mm_stream_si128(dst128++, xmm2);
_mm_stream_si128(dst128++, xmm0);
_mm_stream_si128(dst128++, xmm3);
}
y += inStride;
u += inStride;
v += inStride;
}
return S_OK;
}
DECLARE_CONV_FUNC_IMPL(convert_yuv444_ayuv_dither_le)
{
const uint16_t *y = (const uint16_t *)src[0];
const uint16_t *u = (const uint16_t *)src[1];
const uint16_t *v = (const uint16_t *)src[2];
const ptrdiff_t inStride = srcStride[0] >> 1;
const ptrdiff_t outStride = dstStride[0];
LAVDitherMode ditherMode = m_pSettings->GetDitherMode();
const uint16_t *dithers = GetRandomDitherCoeffs(height, 3, 8, 0);
if (dithers == nullptr)
ditherMode = LAVDither_Ordered;
ptrdiff_t line, i;
__m128i xmm0,xmm1,xmm2,xmm3,xmm4,xmm5,xmm6,xmm7;
xmm7 = _mm_set1_epi16(-256); /* 0xFF00 - 0A0A0A0A */
_mm_sfence();
for (line = 0; line < height; ++line) {
// Load dithering coefficients for this line
if (ditherMode == LAVDither_Random) {
xmm4 = _mm_load_si128((const __m128i *)(dithers + (line * 24) + 0));
xmm5 = _mm_load_si128((const __m128i *)(dithers + (line * 24) + 8));
xmm6 = _mm_load_si128((const __m128i *)(dithers + (line * 24) + 16));
} else {
PIXCONV_LOAD_DITHER_COEFFS(xmm6,line,8,dithers);
xmm4 = xmm5 = xmm6;
}
__m128i *dst128 = (__m128i *)(dst[0] + line * outStride);
for (i = 0; i < width; i+=8) {
// Load pixels into registers, and apply dithering
PIXCONV_LOAD_PIXEL16_DITHER(xmm0, xmm4, (y+i), bpp); /* Y0Y0Y0Y0 */
PIXCONV_LOAD_PIXEL16_DITHER_HIGH(xmm1, xmm5, (u+i), bpp); /* U0U0U0U0 */
PIXCONV_LOAD_PIXEL16_DITHER(xmm2, xmm6, (v+i), bpp); /* V0V0V0V0 */
// Interlave into AYUV
xmm0 = _mm_or_si128(xmm0, xmm7); /* YAYAYAYA */
xmm1 = _mm_and_si128(xmm1, xmm7); /* clear out clobbered low-bytes */
xmm2 = _mm_or_si128(xmm2, xmm1); /* VUVUVUVU */
xmm3 = xmm2;
xmm2 = _mm_unpacklo_epi16(xmm2, xmm0); /* VUYAVUYA */
xmm3 = _mm_unpackhi_epi16(xmm3, xmm0); /* VUYAVUYA */
// Write data back
_mm_stream_si128(dst128++, xmm2);
_mm_stream_si128(dst128++, xmm3);
}
y += inStride;
u += inStride;
v += inStride;
}
return S_OK;
}
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