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cvtColor rgb 2 YCrCb

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This commit is contained in:
Ilya Lavrenov 2015-01-12 10:59:29 +03:00
parent bfb45b27e6
commit 5f2135695e
2 changed files with 234 additions and 159 deletions
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168
modules/imgproc/perf/perf_cvt_color.cpp
View File

@ -56,50 +56,10 @@ enum
};
CV_ENUM(CvtMode,
COLOR_BGR2BGR555, COLOR_BGR2BGR565, COLOR_BGR2BGRA, COLOR_BGR2GRAY,
COLOR_BGR2HLS, COLOR_BGR2HLS_FULL, COLOR_BGR2HSV, COLOR_BGR2HSV_FULL,
COLOR_BGR2Lab, COLOR_BGR2Luv, COLOR_BGR2RGB, COLOR_BGR2RGBA, COLOR_BGR2XYZ,
COLOR_BGR2YCrCb, COLOR_BGR2YUV, COLOR_BGR5552BGR, COLOR_BGR5552BGRA,
COLOR_BGR5552GRAY, COLOR_BGR5552RGB, COLOR_BGR5552RGBA, COLOR_BGR5652BGR,
COLOR_BGR5652BGRA, COLOR_BGR5652GRAY, COLOR_BGR5652RGB, COLOR_BGR5652RGBA,
COLOR_BGRA2BGR, COLOR_BGRA2BGR555, COLOR_BGRA2BGR565, COLOR_BGRA2GRAY, COLOR_BGRA2RGBA,
CX_BGRA2HLS, CX_BGRA2HLS_FULL, CX_BGRA2HSV, CX_BGRA2HSV_FULL,
CX_BGRA2Lab, CX_BGRA2Luv, CX_BGRA2XYZ,
CX_BGRA2YCrCb, CX_BGRA2YUV,
COLOR_GRAY2BGR, COLOR_GRAY2BGR555, COLOR_GRAY2BGR565, COLOR_GRAY2BGRA,
COLOR_HLS2BGR, COLOR_HLS2BGR_FULL, COLOR_HLS2RGB, COLOR_HLS2RGB_FULL,
CX_HLS2BGRA, CX_HLS2BGRA_FULL, CX_HLS2RGBA, CX_HLS2RGBA_FULL,
COLOR_HSV2BGR, COLOR_HSV2BGR_FULL, COLOR_HSV2RGB, COLOR_HSV2RGB_FULL,
CX_HSV2BGRA, CX_HSV2BGRA_FULL, CX_HSV2RGBA, CX_HSV2RGBA_FULL,
COLOR_Lab2BGR, COLOR_Lab2LBGR, COLOR_Lab2LRGB, COLOR_Lab2RGB,
CX_Lab2BGRA, CX_Lab2LBGRA, CX_Lab2LRGBA, CX_Lab2RGBA,
COLOR_LBGR2Lab, COLOR_LBGR2Luv, COLOR_LRGB2Lab, COLOR_LRGB2Luv,
CX_LBGRA2Lab, CX_LBGRA2Luv, CX_LRGBA2Lab, CX_LRGBA2Luv,
COLOR_Luv2BGR, COLOR_Luv2LBGR, COLOR_Luv2LRGB, COLOR_Luv2RGB,
CX_Luv2BGRA, CX_Luv2LBGRA, CX_Luv2LRGBA, CX_Luv2RGBA,
COLOR_RGB2BGR555, COLOR_RGB2BGR565, COLOR_RGB2GRAY,
COLOR_RGB2HLS, COLOR_RGB2HLS_FULL, COLOR_RGB2HSV, COLOR_RGB2HSV_FULL,
COLOR_RGB2Lab, COLOR_RGB2Luv, COLOR_RGB2XYZ, COLOR_RGB2YCrCb, COLOR_RGB2YUV,
COLOR_RGBA2BGR, COLOR_RGBA2BGR555, COLOR_RGBA2BGR565, COLOR_RGBA2GRAY,
CX_RGBA2HLS, CX_RGBA2HLS_FULL, CX_RGBA2HSV, CX_RGBA2HSV_FULL,
CX_RGBA2Lab, CX_RGBA2Luv, CX_RGBA2XYZ,
CX_RGBA2YCrCb, CX_RGBA2YUV,
COLOR_XYZ2BGR, COLOR_XYZ2RGB, CX_XYZ2BGRA, CX_XYZ2RGBA,
COLOR_YCrCb2BGR, COLOR_YCrCb2RGB, CX_YCrCb2BGRA, CX_YCrCb2RGBA,
COLOR_YUV2BGR, COLOR_YUV2RGB, CX_YUV2BGRA, CX_YUV2RGBA
)
CX_RGBA2YCrCb, CX_RGBA2YUV)
CV_ENUM(CvtModeBayer,
@ -237,135 +197,25 @@ ChPair getConversionInfo(int cvtMode)
return ChPair(0,0);
}
typedef std::tr1::tuple<Size, CvtMode> Size_CvtMode_t;
typedef perf::TestBaseWithParam<Size_CvtMode_t> Size_CvtMode;
typedef perf::TestBaseWithParam<Size> Size_CvtMode;
PERF_TEST_P(Size_CvtMode, cvtColor8u,
testing::Combine(
testing::Values(::perf::szODD, ::perf::szVGA, ::perf::sz1080p),
CvtMode::all()
)
testing::Values(::perf::szODD, ::perf::szVGA, ::perf::sz1080p)
)
{
Size sz = get<0>(GetParam());
int _mode = get<1>(GetParam()), mode = _mode;
Size sz = GetParam();
int mode = COLOR_RGB2YCrCb;
ChPair ch = getConversionInfo(mode);
mode %= COLOR_COLORCVT_MAX;
Mat src(sz, CV_8UC(ch.scn));
Mat dst(sz, CV_8UC(ch.dcn));
Mat src(sz, CV_8UC(3));
Mat dst(sz, CV_8UC(3));
declare.time(100);
declare.in(src, WARMUP_RNG).out(dst);
int runs = sz.width <= 320 ? 100 : 5;
TEST_CYCLE_MULTIRUN(runs) cvtColor(src, dst, mode, ch.dcn);
TEST_CYCLE_MULTIRUN(runs) cvtColor(src, dst, mode, 3);
#if defined(__APPLE__) && defined(HAVE_IPP)
SANITY_CHECK(dst, _mode == CX_BGRA2HLS_FULL ? 2 : 1);
#else
SANITY_CHECK(dst, 1);
#endif
}
typedef std::tr1::tuple<Size, CvtModeBayer> Size_CvtMode_Bayer_t;
typedef perf::TestBaseWithParam<Size_CvtMode_Bayer_t> Size_CvtMode_Bayer;
PERF_TEST_P(Size_CvtMode_Bayer, cvtColorBayer8u,
testing::Combine(
testing::Values(::perf::szODD, ::perf::szVGA),
CvtModeBayer::all()
)
)
{
Size sz = get<0>(GetParam());
int mode = get<1>(GetParam());
ChPair ch = getConversionInfo(mode);
mode %= COLOR_COLORCVT_MAX;
Mat src(sz, CV_8UC(ch.scn));
Mat dst(sz, CV_8UC(ch.dcn));
declare.time(100);
declare.in(src, WARMUP_RNG).out(dst);
TEST_CYCLE() cvtColor(src, dst, mode, ch.dcn);
SANITY_CHECK(dst, 1);
}
typedef std::tr1::tuple<Size, CvtMode2> Size_CvtMode2_t;
typedef perf::TestBaseWithParam<Size_CvtMode2_t> Size_CvtMode2;
PERF_TEST_P(Size_CvtMode2, cvtColorYUV420,
testing::Combine(
testing::Values(szVGA, sz1080p, Size(130, 60)),
CvtMode2::all()
)
)
{
Size sz = get<0>(GetParam());
int mode = get<1>(GetParam());
ChPair ch = getConversionInfo(mode);
Mat src(sz.height + sz.height / 2, sz.width, CV_8UC(ch.scn));
Mat dst(sz, CV_8UC(ch.dcn));
declare.in(src, WARMUP_RNG).out(dst);
int runs = (sz.width <= 640) ? 8 : 1;
TEST_CYCLE_MULTIRUN(runs) cvtColor(src, dst, mode, ch.dcn);
SANITY_CHECK(dst, 1);
}
typedef std::tr1::tuple<Size, CvtMode3> Size_CvtMode3_t;
typedef perf::TestBaseWithParam<Size_CvtMode3_t> Size_CvtMode3;
PERF_TEST_P(Size_CvtMode3, cvtColorRGB2YUV420p,
testing::Combine(
testing::Values(szVGA, sz720p, sz1080p, Size(130, 60)),
CvtMode3::all()
)
)
{
Size sz = get<0>(GetParam());
int mode = get<1>(GetParam());
ChPair ch = getConversionInfo(mode);
Mat src(sz, CV_8UC(ch.scn));
Mat dst(sz.height + sz.height / 2, sz.width, CV_8UC(ch.dcn));
declare.time(100);
declare.in(src, WARMUP_RNG).out(dst);
int runs = (sz.width <= 640) ? 10 : 1;
TEST_CYCLE_MULTIRUN(runs) cvtColor(src, dst, mode, ch.dcn);
SANITY_CHECK(dst, 1);
}
CV_ENUM(EdgeAwareBayerMode, COLOR_BayerBG2BGR_EA, COLOR_BayerGB2BGR_EA, COLOR_BayerRG2BGR_EA, COLOR_BayerGR2BGR_EA)
typedef std::tr1::tuple<Size, EdgeAwareBayerMode> EdgeAwareParams;
typedef perf::TestBaseWithParam<EdgeAwareParams> EdgeAwareDemosaicingTest;
PERF_TEST_P(EdgeAwareDemosaicingTest, demosaicingEA,
testing::Combine(
testing::Values(szVGA, sz720p, sz1080p, Size(130, 60)),
EdgeAwareBayerMode::all()
)
)
{
Size sz = get<0>(GetParam());
int mode = get<1>(GetParam());
Mat src(sz, CV_8UC1);
Mat dst(sz, CV_8UC3);
declare.in(src, WARMUP_RNG).out(dst);
TEST_CYCLE() cvtColor(src, dst, mode, 3);
SANITY_CHECK(dst, 1);
SANITY_CHECK_NOTHING();
}

225
modules/imgproc/src/color.cpp
View File

@ -102,6 +102,89 @@
static IppStatus sts = ippInit();
#endif
#if CV_SSE2
#define _MM_DEINTERLIV_EPI8(layer0_chunk0, layer0_chunk1, layer0_chunk2, \
layer0_chunk3, layer0_chunk4, layer0_chunk5) \
{ \
__m128i layer1_chunk0 = _mm_unpacklo_epi8(layer0_chunk0, layer0_chunk3); \
__m128i layer1_chunk1 = _mm_unpackhi_epi8(layer0_chunk0, layer0_chunk3); \
__m128i layer1_chunk2 = _mm_unpacklo_epi8(layer0_chunk1, layer0_chunk4); \
__m128i layer1_chunk3 = _mm_unpackhi_epi8(layer0_chunk1, layer0_chunk4); \
__m128i layer1_chunk4 = _mm_unpacklo_epi8(layer0_chunk2, layer0_chunk5); \
__m128i layer1_chunk5 = _mm_unpackhi_epi8(layer0_chunk2, layer0_chunk5); \
\
__m128i layer2_chunk0 = _mm_unpacklo_epi8(layer1_chunk0, layer1_chunk3); \
__m128i layer2_chunk1 = _mm_unpackhi_epi8(layer1_chunk0, layer1_chunk3); \
__m128i layer2_chunk2 = _mm_unpacklo_epi8(layer1_chunk1, layer1_chunk4); \
__m128i layer2_chunk3 = _mm_unpackhi_epi8(layer1_chunk1, layer1_chunk4); \
__m128i layer2_chunk4 = _mm_unpacklo_epi8(layer1_chunk2, layer1_chunk5); \
__m128i layer2_chunk5 = _mm_unpackhi_epi8(layer1_chunk2, layer1_chunk5); \
\
__m128i layer3_chunk0 = _mm_unpacklo_epi8(layer2_chunk0, layer2_chunk3); \
__m128i layer3_chunk1 = _mm_unpackhi_epi8(layer2_chunk0, layer2_chunk3); \
__m128i layer3_chunk2 = _mm_unpacklo_epi8(layer2_chunk1, layer2_chunk4); \
__m128i layer3_chunk3 = _mm_unpackhi_epi8(layer2_chunk1, layer2_chunk4); \
__m128i layer3_chunk4 = _mm_unpacklo_epi8(layer2_chunk2, layer2_chunk5); \
__m128i layer3_chunk5 = _mm_unpackhi_epi8(layer2_chunk2, layer2_chunk5); \
\
__m128i layer4_chunk0 = _mm_unpacklo_epi8(layer3_chunk0, layer3_chunk3); \
__m128i layer4_chunk1 = _mm_unpackhi_epi8(layer3_chunk0, layer3_chunk3); \
__m128i layer4_chunk2 = _mm_unpacklo_epi8(layer3_chunk1, layer3_chunk4); \
__m128i layer4_chunk3 = _mm_unpackhi_epi8(layer3_chunk1, layer3_chunk4); \
__m128i layer4_chunk4 = _mm_unpacklo_epi8(layer3_chunk2, layer3_chunk5); \
__m128i layer4_chunk5 = _mm_unpackhi_epi8(layer3_chunk2, layer3_chunk5); \
\
layer0_chunk0 = _mm_unpacklo_epi8(layer4_chunk0, layer4_chunk3); \
layer0_chunk1 = _mm_unpackhi_epi8(layer4_chunk0, layer4_chunk3); \
layer0_chunk2 = _mm_unpacklo_epi8(layer4_chunk1, layer4_chunk4); \
layer0_chunk3 = _mm_unpackhi_epi8(layer4_chunk1, layer4_chunk4); \
layer0_chunk4 = _mm_unpacklo_epi8(layer4_chunk2, layer4_chunk5); \
layer0_chunk5 = _mm_unpackhi_epi8(layer4_chunk2, layer4_chunk5); \
}
#define _MM_INTERLIV_EPI8(v_r0, v_r1, v_g0, v_g1, v_b0, v_b1) \
{ \
__m128i v_mask = _mm_set1_epi16(0x00ff); \
\
__m128i layer4_chunk0 = _mm_packus_epi16(_mm_and_si128(v_r0, v_mask), _mm_and_si128(v_r1, v_mask)); \
__m128i layer4_chunk3 = _mm_packus_epi16(_mm_srli_epi16(v_r0, 8), _mm_srli_epi16(v_r1, 8)); \
__m128i layer4_chunk1 = _mm_packus_epi16(_mm_and_si128(v_g0, v_mask), _mm_and_si128(v_g1, v_mask)); \
__m128i layer4_chunk4 = _mm_packus_epi16(_mm_srli_epi16(v_g0, 8), _mm_srli_epi16(v_g1, 8)); \
__m128i layer4_chunk2 = _mm_packus_epi16(_mm_and_si128(v_b0, v_mask), _mm_and_si128(v_b1, v_mask)); \
__m128i layer4_chunk5 = _mm_packus_epi16(_mm_srli_epi16(v_b0, 8), _mm_srli_epi16(v_b1, 8)); \
\
__m128i layer3_chunk0 = _mm_packus_epi16(_mm_and_si128(layer4_chunk0, v_mask), _mm_and_si128(layer4_chunk1, v_mask)); \
__m128i layer3_chunk3 = _mm_packus_epi16(_mm_srli_epi16(layer4_chunk0, 8), _mm_srli_epi16(layer4_chunk1, 8)); \
__m128i layer3_chunk1 = _mm_packus_epi16(_mm_and_si128(layer4_chunk2, v_mask), _mm_and_si128(layer4_chunk3, v_mask)); \
__m128i layer3_chunk4 = _mm_packus_epi16(_mm_srli_epi16(layer4_chunk2, 8), _mm_srli_epi16(layer4_chunk3, 8)); \
__m128i layer3_chunk2 = _mm_packus_epi16(_mm_and_si128(layer4_chunk4, v_mask), _mm_and_si128(layer4_chunk5, v_mask)); \
__m128i layer3_chunk5 = _mm_packus_epi16(_mm_srli_epi16(layer4_chunk4, 8), _mm_srli_epi16(layer4_chunk5, 8)); \
\
__m128i layer2_chunk0 = _mm_packus_epi16(_mm_and_si128(layer3_chunk0, v_mask), _mm_and_si128(layer3_chunk1, v_mask)); \
__m128i layer2_chunk3 = _mm_packus_epi16(_mm_srli_epi16(layer3_chunk0, 8), _mm_srli_epi16(layer3_chunk1, 8)); \
__m128i layer2_chunk1 = _mm_packus_epi16(_mm_and_si128(layer3_chunk2, v_mask), _mm_and_si128(layer3_chunk3, v_mask)); \
__m128i layer2_chunk4 = _mm_packus_epi16(_mm_srli_epi16(layer3_chunk2, 8), _mm_srli_epi16(layer3_chunk3, 8)); \
__m128i layer2_chunk2 = _mm_packus_epi16(_mm_and_si128(layer3_chunk4, v_mask), _mm_and_si128(layer3_chunk5, v_mask)); \
__m128i layer2_chunk5 = _mm_packus_epi16(_mm_srli_epi16(layer3_chunk4, 8), _mm_srli_epi16(layer3_chunk5, 8)); \
\
__m128i layer1_chunk0 = _mm_packus_epi16(_mm_and_si128(layer2_chunk0, v_mask), _mm_and_si128(layer2_chunk1, v_mask)); \
__m128i layer1_chunk3 = _mm_packus_epi16(_mm_srli_epi16(layer2_chunk0, 8), _mm_srli_epi16(layer2_chunk1, 8)); \
__m128i layer1_chunk1 = _mm_packus_epi16(_mm_and_si128(layer2_chunk2, v_mask), _mm_and_si128(layer2_chunk3, v_mask)); \
__m128i layer1_chunk4 = _mm_packus_epi16(_mm_srli_epi16(layer2_chunk2, 8), _mm_srli_epi16(layer2_chunk3, 8)); \
__m128i layer1_chunk2 = _mm_packus_epi16(_mm_and_si128(layer2_chunk4, v_mask), _mm_and_si128(layer2_chunk5, v_mask)); \
__m128i layer1_chunk5 = _mm_packus_epi16(_mm_srli_epi16(layer2_chunk4, 8), _mm_srli_epi16(layer2_chunk5, 8)); \
\
v_r0 = _mm_packus_epi16(_mm_and_si128(layer1_chunk0, v_mask), _mm_and_si128(layer1_chunk1, v_mask)); \
v_r1 = _mm_packus_epi16(_mm_srli_epi16(layer1_chunk0, 8), _mm_srli_epi16(layer1_chunk1, 8)); \
v_g0 = _mm_packus_epi16(_mm_and_si128(layer1_chunk2, v_mask), _mm_and_si128(layer1_chunk3, v_mask)); \
v_g1 = _mm_packus_epi16(_mm_srli_epi16(layer1_chunk2, 8), _mm_srli_epi16(layer1_chunk3, 8)); \
v_b0 = _mm_packus_epi16(_mm_and_si128(layer1_chunk4, v_mask), _mm_and_si128(layer1_chunk5, v_mask)); \
v_b1 = _mm_packus_epi16(_mm_srli_epi16(layer1_chunk4, 8), _mm_srli_epi16(layer1_chunk5, 8)); \
}
#endif
namespace cv
{
@ -1699,6 +1782,148 @@ struct RGB2YCrCb_i<ushort>
int32x4_t v_c0, v_c1, v_c2, v_c3, v_c4, v_delta, v_delta2;
};
#elif CV_SSE2
template <>
struct RGB2YCrCb_i<uchar>
{
typedef uchar channel_type;
RGB2YCrCb_i(int _srccn, int _blueIdx, const int* _coeffs)
: srccn(_srccn), blueIdx(_blueIdx)
{
static const int coeffs0[] = {R2Y, G2Y, B2Y, 11682, 9241};
memcpy(coeffs, _coeffs ? _coeffs : coeffs0, 5*sizeof(coeffs[0]));
if (blueIdx==0)
std::swap(coeffs[0], coeffs[2]);
v_c0 = _mm_set1_epi32(coeffs[0]);
v_c1 = _mm_set1_epi32(coeffs[1]);
v_c2 = _mm_set1_epi32(coeffs[2]);
v_c3 = _mm_set1_epi32(coeffs[3]);
v_c4 = _mm_set1_epi32(coeffs[4]);
v_delta2 = _mm_set1_epi32(1 << (yuv_shift - 1));
v_delta = _mm_set1_epi32(ColorChannel<uchar>::half()*(1 << yuv_shift));
v_delta = _mm_add_epi32(v_delta, v_delta2);
v_zero = _mm_setzero_si128();
}
// 16u x 8
void process(__m128i v_r, __m128i v_g, __m128i v_b,
__m128i & v_y, __m128i & v_cr, __m128i & v_cb) const
{
__m128i v_r_p = _mm_unpacklo_epi16(v_r, v_zero);
__m128i v_g_p = _mm_unpacklo_epi16(v_g, v_zero);
__m128i v_b_p = _mm_unpacklo_epi16(v_b, v_zero);
__m128i v_y0 = _mm_add_epi32(_mm_mullo_epi32(v_r_p, v_c0),
_mm_add_epi32(_mm_mullo_epi32(v_g_p, v_c1),
_mm_mullo_epi32(v_b_p, v_c2)));
v_y0 = _mm_srli_epi32(_mm_add_epi32(v_delta2, v_y0), yuv_shift);
__m128i v_cr0 = _mm_mullo_epi32(_mm_sub_epi32(blueIdx == 2 ? v_r_p : v_b_p, v_y0), v_c3);
__m128i v_cb0 = _mm_mullo_epi32(_mm_sub_epi32(blueIdx == 0 ? v_r_p : v_b_p, v_y0), v_c4);
v_cr0 = _mm_srai_epi32(_mm_add_epi32(v_delta, v_cr0), yuv_shift);
v_cb0 = _mm_srai_epi32(_mm_add_epi32(v_delta, v_cb0), yuv_shift);
v_r_p = _mm_unpackhi_epi16(v_r, v_zero);
v_g_p = _mm_unpackhi_epi16(v_g, v_zero);
v_b_p = _mm_unpackhi_epi16(v_b, v_zero);
__m128i v_y1 = _mm_add_epi32(_mm_mullo_epi32(v_r_p, v_c0),
_mm_add_epi32(_mm_mullo_epi32(v_g_p, v_c1),
_mm_mullo_epi32(v_b_p, v_c2)));
v_y1 = _mm_srli_epi32(_mm_add_epi32(v_delta2, v_y1), yuv_shift);
__m128i v_cr1 = _mm_mullo_epi32(_mm_sub_epi32(blueIdx == 2 ? v_r_p : v_b_p, v_y1), v_c3);
__m128i v_cb1 = _mm_mullo_epi32(_mm_sub_epi32(blueIdx == 0 ? v_r_p : v_b_p, v_y1), v_c4);
v_cr1 = _mm_srai_epi32(_mm_add_epi32(v_delta, v_cr1), yuv_shift);
v_cb1 = _mm_srai_epi32(_mm_add_epi32(v_delta, v_cb1), yuv_shift);
v_y = _mm_packs_epi32(v_y0, v_y1);
v_cr = _mm_packs_epi32(v_cr0, v_cr1);
v_cb = _mm_packs_epi32(v_cb0, v_cb1);
}
void operator()(const uchar * src, uchar * dst, int n) const
{
int scn = srccn, bidx = blueIdx, i = 0;
int C0 = coeffs[0], C1 = coeffs[1], C2 = coeffs[2], C3 = coeffs[3], C4 = coeffs[4];
int delta = ColorChannel<uchar>::half()*(1 << yuv_shift);
n *= 3;
if (scn == 3)
{
for ( ; i <= n - 96; i += 96, src += scn * 32)
{
__m128i v_r0 = _mm_loadu_si128((__m128i const *)(src));
__m128i v_r1 = _mm_loadu_si128((__m128i const *)(src + 16));
__m128i v_g0 = _mm_loadu_si128((__m128i const *)(src + 32));
__m128i v_g1 = _mm_loadu_si128((__m128i const *)(src + 48));
__m128i v_b0 = _mm_loadu_si128((__m128i const *)(src + 64));
__m128i v_b1 = _mm_loadu_si128((__m128i const *)(src + 80));
_MM_DEINTERLIV_EPI8(v_r0, v_r1, v_g0, v_g1, v_b0, v_b1)
__m128i v_y0 = v_zero, v_cr0 = v_zero, v_cb0 = v_zero;
process(_mm_unpacklo_epi8(v_r0, v_zero),
_mm_unpacklo_epi8(v_g0, v_zero),
_mm_unpacklo_epi8(v_b0, v_zero),
v_y0, v_cr0, v_cb0);
__m128i v_y1 = v_zero, v_cr1 = v_zero, v_cb1 = v_zero;
process(_mm_unpackhi_epi8(v_r0, v_zero),
_mm_unpackhi_epi8(v_g0, v_zero),
_mm_unpackhi_epi8(v_b0, v_zero),
v_y1, v_cr1, v_cb1);
__m128i v_y_0 = _mm_packus_epi16(v_y0, v_y1);
__m128i v_cr_0 = _mm_packus_epi16(v_cr0, v_cr1);
__m128i v_cb_0 = _mm_packus_epi16(v_cb0, v_cb1);
process(_mm_unpacklo_epi8(v_r1, v_zero),
_mm_unpacklo_epi8(v_g1, v_zero),
_mm_unpacklo_epi8(v_b1, v_zero),
v_y0, v_cr0, v_cb0);
process(_mm_unpackhi_epi8(v_r1, v_zero),
_mm_unpackhi_epi8(v_g1, v_zero),
_mm_unpackhi_epi8(v_b1, v_zero),
v_y1, v_cr1, v_cb1);
__m128i v_y_1 = _mm_packus_epi16(v_y0, v_y1);
__m128i v_cr_1 = _mm_packus_epi16(v_cr0, v_cr1);
__m128i v_cb_1 = _mm_packus_epi16(v_cb0, v_cb1);
_MM_INTERLIV_EPI8(v_y_0, v_y_1, v_cr_0, v_cr_1, v_cb_0, v_cb_1)
_mm_storeu_si128((__m128i *)(dst + i), v_y_0);
_mm_storeu_si128((__m128i *)(dst + i + 16), v_y_1);
_mm_storeu_si128((__m128i *)(dst + i + 32), v_cr_0);
_mm_storeu_si128((__m128i *)(dst + i + 48), v_cr_1);
_mm_storeu_si128((__m128i *)(dst + i + 64), v_cb_0);
_mm_storeu_si128((__m128i *)(dst + i + 80), v_cb_1);
}
}
for ( ; i < n; i += 3, src += scn)
{
int Y = CV_DESCALE(src[0]*C0 + src[1]*C1 + src[2]*C2, yuv_shift);
int Cr = CV_DESCALE((src[bidx^2] - Y)*C3 + delta, yuv_shift);
int Cb = CV_DESCALE((src[bidx] - Y)*C4 + delta, yuv_shift);
dst[i] = saturate_cast<uchar>(Y);
dst[i+1] = saturate_cast<uchar>(Cr);
dst[i+2] = saturate_cast<uchar>(Cb);
}
}
int srccn, blueIdx, coeffs[5];
__m128i v_c0, v_c1, v_c2;
__m128i v_c3, v_c4, v_delta, v_delta2;
__m128i v_zero;
};
#endif
template<typename _Tp> struct YCrCb2RGB_f