Update vp9_scale_and_extend_frame_ssse3()
Change-Id: I22622faebfcc36f7a4d1f37e3800ae8ab87c8cd4
This commit is contained in:
Linfeng Zhang
parent
9a71811d98
commit
b809442521
@ -48,17 +48,19 @@ class ScaleTest : public VpxScaleBase,
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}
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void RunTest() {
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static const int kNumSizesToTest = 4;
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static const int kNumSizesToTest = 20;
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static const int kNumScaleFactorsToTest = 4;
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static const int kWidthsToTest[] = { 16, 32, 48, 64 };
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static const int kHeightsToTest[] = { 16, 20, 24, 28 };
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static const int kSizesToTest[] = {
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2, 4, 6, 8, 10, 12, 14, 16, 18, 20,
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22, 24, 26, 28, 30, 32, 34, 68, 128, 134
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};
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static const int kScaleFactors[] = { 1, 2, 3, 4 };
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for (INTERP_FILTER filter_type = 0; filter_type < 4; ++filter_type) {
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for (int phase_scaler = 0; phase_scaler < 16; ++phase_scaler) {
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for (int h = 0; h < kNumSizesToTest; ++h) {
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const int src_height = kHeightsToTest[h];
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const int src_height = kSizesToTest[h];
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for (int w = 0; w < kNumSizesToTest; ++w) {
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const int src_width = kWidthsToTest[w];
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const int src_width = kSizesToTest[w];
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for (int sf_up_idx = 0; sf_up_idx < kNumScaleFactorsToTest;
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++sf_up_idx) {
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const int sf_up = kScaleFactors[sf_up_idx];
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@ -71,7 +73,13 @@ class ScaleTest : public VpxScaleBase,
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continue;
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}
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// I420 frame width and height must be even.
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if (dst_width & 1 || dst_height & 1) {
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if (!dst_width || !dst_height || dst_width & 1 ||
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dst_height & 1) {
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continue;
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}
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// vpx_convolve8_c() has restriction on the step which cannot
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// exceed 64 (ratio 1 to 4).
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if (src_width > 4 * dst_width || src_height > 4 * dst_height) {
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continue;
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}
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ASSERT_NO_FATAL_FAILURE(ResetScaleImages(
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@ -13,158 +13,147 @@
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#include "./vp9_rtcd.h"
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#include "./vpx_dsp_rtcd.h"
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#include "./vpx_scale_rtcd.h"
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#include "vpx_dsp/x86/convolve_ssse3.h"
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#include "vpx_dsp/x86/mem_sse2.h"
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#include "vpx_scale/yv12config.h"
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static void downsample_2_to_1_ssse3(const uint8_t *src, ptrdiff_t src_stride,
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uint8_t *dst, ptrdiff_t dst_stride, int w,
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int h) {
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static void scale_plane_2_to_1_phase_0(const uint8_t *src,
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const ptrdiff_t src_stride, uint8_t *dst,
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const ptrdiff_t dst_stride,
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const int dst_w, const int dst_h) {
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const __m128i mask = _mm_set1_epi16(0x00FF);
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const int max_width = w & ~15;
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int y;
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for (y = 0; y < h; ++y) {
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int x;
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for (x = 0; x < max_width; x += 16) {
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const __m128i a = _mm_loadu_si128((const __m128i *)(src + x * 2 + 0));
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const __m128i b = _mm_loadu_si128((const __m128i *)(src + x * 2 + 16));
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const int max_width = (dst_w + 15) & ~15;
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int y = dst_h;
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do {
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int x = max_width;
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do {
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const __m128i a = _mm_loadu_si128((const __m128i *)(src + 0));
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const __m128i b = _mm_loadu_si128((const __m128i *)(src + 16));
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const __m128i a_and = _mm_and_si128(a, mask);
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const __m128i b_and = _mm_and_si128(b, mask);
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const __m128i c = _mm_packus_epi16(a_and, b_and);
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_mm_storeu_si128((__m128i *)(dst + x), c);
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}
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for (; x < w; ++x) dst[x] = src[x * 2];
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src += src_stride * 2;
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dst += dst_stride;
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}
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_mm_storeu_si128((__m128i *)dst, c);
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src += 32;
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dst += 16;
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x -= 16;
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} while (x);
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src += 2 * (src_stride - max_width);
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dst += dst_stride - max_width;
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} while (--y);
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}
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static INLINE __m128i filter(const __m128i *const a, const __m128i *const b,
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const __m128i *const c, const __m128i *const d,
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const __m128i *const e, const __m128i *const f,
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const __m128i *const g, const __m128i *const h) {
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// TODO(linfengz): hard coded coefficients should be replaced with general
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// coefficients
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// reading.
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const __m128i coeffs_ab =
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_mm_set_epi8(6, -1, 6, -1, 6, -1, 6, -1, 6, -1, 6, -1, 6, -1, 6, -1);
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const __m128i coeffs_cd = _mm_set_epi8(78, -19, 78, -19, 78, -19, 78, -19, 78,
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-19, 78, -19, 78, -19, 78, -19);
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const __m128i const64_x16 = _mm_set1_epi16(64);
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const __m128i ab = _mm_unpacklo_epi8(*a, *b);
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const __m128i cd = _mm_unpacklo_epi8(*c, *d);
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const __m128i fe = _mm_unpacklo_epi8(*f, *e);
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const __m128i hg = _mm_unpacklo_epi8(*h, *g);
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const __m128i ab_terms = _mm_maddubs_epi16(ab, coeffs_ab);
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const __m128i cd_terms = _mm_maddubs_epi16(cd, coeffs_cd);
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const __m128i fe_terms = _mm_maddubs_epi16(fe, coeffs_cd);
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const __m128i hg_terms = _mm_maddubs_epi16(hg, coeffs_ab);
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// can not overflow
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const __m128i abcd_terms = _mm_add_epi16(ab_terms, cd_terms);
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// can not overflow
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const __m128i fehg_terms = _mm_add_epi16(fe_terms, hg_terms);
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// can overflow, use saturating add
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const __m128i terms = _mm_adds_epi16(abcd_terms, fehg_terms);
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const __m128i round = _mm_adds_epi16(terms, const64_x16);
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const __m128i shift = _mm_srai_epi16(round, 7);
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return _mm_packus_epi16(shift, shift);
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static INLINE __m128i scale_1_to_2_phase_0_kernel(const __m128i *const s,
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const __m128i *const f) {
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__m128i ss[4], temp;
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ss[0] = _mm_unpacklo_epi8(s[0], s[1]);
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ss[1] = _mm_unpacklo_epi8(s[2], s[3]);
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ss[2] = _mm_unpacklo_epi8(s[4], s[5]);
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ss[3] = _mm_unpacklo_epi8(s[6], s[7]);
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temp = convolve8_8_ssse3(ss, f);
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return _mm_packus_epi16(temp, temp);
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}
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static void eight_tap_row_ssse3(const uint8_t *src, uint8_t *dst, int w) {
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const int max_width = w & ~7;
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int x = 0;
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for (; x < max_width; x += 8) {
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const __m128i a = _mm_loadl_epi64((const __m128i *)(src + x + 0));
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const __m128i b = _mm_loadl_epi64((const __m128i *)(src + x + 1));
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const __m128i c = _mm_loadl_epi64((const __m128i *)(src + x + 2));
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const __m128i d = _mm_loadl_epi64((const __m128i *)(src + x + 3));
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const __m128i e = _mm_loadl_epi64((const __m128i *)(src + x + 4));
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const __m128i f = _mm_loadl_epi64((const __m128i *)(src + x + 5));
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const __m128i g = _mm_loadl_epi64((const __m128i *)(src + x + 6));
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const __m128i h = _mm_loadl_epi64((const __m128i *)(src + x + 7));
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const __m128i pack = filter(&a, &b, &c, &d, &e, &f, &g, &h);
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_mm_storel_epi64((__m128i *)(dst + x), pack);
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}
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// Only calculate odd columns since even columns are just src pixels' copies.
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static void scale_1_to_2_phase_0_row(const uint8_t *src, uint8_t *dst,
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const int w, const __m128i *const f) {
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int x = w;
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do {
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__m128i s[8], temp;
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s[0] = _mm_loadl_epi64((const __m128i *)(src + 0));
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s[1] = _mm_loadl_epi64((const __m128i *)(src + 1));
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s[2] = _mm_loadl_epi64((const __m128i *)(src + 2));
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s[3] = _mm_loadl_epi64((const __m128i *)(src + 3));
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s[4] = _mm_loadl_epi64((const __m128i *)(src + 4));
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s[5] = _mm_loadl_epi64((const __m128i *)(src + 5));
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s[6] = _mm_loadl_epi64((const __m128i *)(src + 6));
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s[7] = _mm_loadl_epi64((const __m128i *)(src + 7));
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temp = scale_1_to_2_phase_0_kernel(s, f);
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_mm_storel_epi64((__m128i *)dst, temp);
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src += 8;
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dst += 8;
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x -= 8;
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} while (x);
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}
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static void upsample_1_to_2_ssse3(const uint8_t *src, ptrdiff_t src_stride,
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uint8_t *dst, ptrdiff_t dst_stride, int dst_w,
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int dst_h) {
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dst_w /= 2;
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dst_h /= 2;
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{
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DECLARE_ALIGNED(16, uint8_t, tmp[1920 * 8]);
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uint8_t *tmp0 = tmp + dst_w * 0;
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uint8_t *tmp1 = tmp + dst_w * 1;
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uint8_t *tmp2 = tmp + dst_w * 2;
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uint8_t *tmp3 = tmp + dst_w * 3;
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uint8_t *tmp4 = tmp + dst_w * 4;
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uint8_t *tmp5 = tmp + dst_w * 5;
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uint8_t *tmp6 = tmp + dst_w * 6;
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uint8_t *tmp7 = tmp + dst_w * 7;
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uint8_t *tmp8 = NULL;
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const int max_width = dst_w & ~7;
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static void scale_plane_1_to_2_phase_0(const uint8_t *src,
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const ptrdiff_t src_stride, uint8_t *dst,
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const ptrdiff_t dst_stride,
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const int src_w, const int src_h,
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const int16_t *const coef,
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uint8_t *const temp_buffer) {
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int max_width;
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int y;
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eight_tap_row_ssse3(src - src_stride * 3 - 3, tmp0, dst_w);
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eight_tap_row_ssse3(src - src_stride * 2 - 3, tmp1, dst_w);
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eight_tap_row_ssse3(src - src_stride * 1 - 3, tmp2, dst_w);
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eight_tap_row_ssse3(src + src_stride * 0 - 3, tmp3, dst_w);
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eight_tap_row_ssse3(src + src_stride * 1 - 3, tmp4, dst_w);
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eight_tap_row_ssse3(src + src_stride * 2 - 3, tmp5, dst_w);
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eight_tap_row_ssse3(src + src_stride * 3 - 3, tmp6, dst_w);
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for (y = 0; y < dst_h; y++) {
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uint8_t *tmp[9];
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__m128i f[4];
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max_width = (src_w + 7) & ~7;
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tmp[0] = temp_buffer + 0 * max_width;
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tmp[1] = temp_buffer + 1 * max_width;
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tmp[2] = temp_buffer + 2 * max_width;
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tmp[3] = temp_buffer + 3 * max_width;
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tmp[4] = temp_buffer + 4 * max_width;
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tmp[5] = temp_buffer + 5 * max_width;
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tmp[6] = temp_buffer + 6 * max_width;
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tmp[7] = temp_buffer + 7 * max_width;
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shuffle_filter_ssse3(coef, f);
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scale_1_to_2_phase_0_row(src - 3 * src_stride - 3, tmp[0], max_width, f);
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scale_1_to_2_phase_0_row(src - 2 * src_stride - 3, tmp[1], max_width, f);
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scale_1_to_2_phase_0_row(src - 1 * src_stride - 3, tmp[2], max_width, f);
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scale_1_to_2_phase_0_row(src + 0 * src_stride - 3, tmp[3], max_width, f);
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scale_1_to_2_phase_0_row(src + 1 * src_stride - 3, tmp[4], max_width, f);
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scale_1_to_2_phase_0_row(src + 2 * src_stride - 3, tmp[5], max_width, f);
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scale_1_to_2_phase_0_row(src + 3 * src_stride - 3, tmp[6], max_width, f);
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y = src_h;
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do {
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int x;
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eight_tap_row_ssse3(src + src_stride * 4 - 3, tmp7, dst_w);
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scale_1_to_2_phase_0_row(src + 4 * src_stride - 3, tmp[7], max_width, f);
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for (x = 0; x < max_width; x += 8) {
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const __m128i A = _mm_loadl_epi64((const __m128i *)(src + x));
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const __m128i B = _mm_loadl_epi64((const __m128i *)(tmp3 + x));
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const __m128i AB = _mm_unpacklo_epi8(A, B);
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__m128i C, D, CD;
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_mm_storeu_si128((__m128i *)(dst + x * 2), AB);
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{
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const __m128i a =
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_mm_loadl_epi64((const __m128i *)(src + x - src_stride * 3));
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const __m128i b =
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_mm_loadl_epi64((const __m128i *)(src + x - src_stride * 2));
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const __m128i c =
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_mm_loadl_epi64((const __m128i *)(src + x - src_stride * 1));
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const __m128i d =
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_mm_loadl_epi64((const __m128i *)(src + x + src_stride * 0));
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const __m128i e =
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_mm_loadl_epi64((const __m128i *)(src + x + src_stride * 1));
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const __m128i f =
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_mm_loadl_epi64((const __m128i *)(src + x + src_stride * 2));
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const __m128i g =
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_mm_loadl_epi64((const __m128i *)(src + x + src_stride * 3));
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const __m128i h =
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_mm_loadl_epi64((const __m128i *)(src + x + src_stride * 4));
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C = filter(&a, &b, &c, &d, &e, &f, &g, &h);
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}
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{
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const __m128i a = _mm_loadl_epi64((const __m128i *)(tmp0 + x));
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const __m128i b = _mm_loadl_epi64((const __m128i *)(tmp1 + x));
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const __m128i c = _mm_loadl_epi64((const __m128i *)(tmp2 + x));
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const __m128i d = _mm_loadl_epi64((const __m128i *)(tmp3 + x));
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const __m128i e = _mm_loadl_epi64((const __m128i *)(tmp4 + x));
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const __m128i f = _mm_loadl_epi64((const __m128i *)(tmp5 + x));
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const __m128i g = _mm_loadl_epi64((const __m128i *)(tmp6 + x));
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const __m128i h = _mm_loadl_epi64((const __m128i *)(tmp7 + x));
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D = filter(&a, &b, &c, &d, &e, &f, &g, &h);
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}
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__m128i s[8], C, D, CD;
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// Even rows
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const __m128i a = _mm_loadl_epi64((const __m128i *)(src + x));
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const __m128i b = _mm_loadl_epi64((const __m128i *)(tmp[3] + x));
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const __m128i ab = _mm_unpacklo_epi8(a, b);
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_mm_storeu_si128((__m128i *)(dst + 2 * x), ab);
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// Odd rows
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// Even columns
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load_8bit_8x8(src + x - 3 * src_stride, src_stride, s);
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C = scale_1_to_2_phase_0_kernel(s, f);
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// Odd columns
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s[0] = _mm_loadl_epi64((const __m128i *)(tmp[0] + x));
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s[1] = _mm_loadl_epi64((const __m128i *)(tmp[1] + x));
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s[2] = _mm_loadl_epi64((const __m128i *)(tmp[2] + x));
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s[3] = _mm_loadl_epi64((const __m128i *)(tmp[3] + x));
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s[4] = _mm_loadl_epi64((const __m128i *)(tmp[4] + x));
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s[5] = _mm_loadl_epi64((const __m128i *)(tmp[5] + x));
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s[6] = _mm_loadl_epi64((const __m128i *)(tmp[6] + x));
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s[7] = _mm_loadl_epi64((const __m128i *)(tmp[7] + x));
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D = scale_1_to_2_phase_0_kernel(s, f);
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CD = _mm_unpacklo_epi8(C, D);
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_mm_storeu_si128((__m128i *)(dst + x * 2 + dst_stride), CD);
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_mm_storeu_si128((__m128i *)(dst + dst_stride + 2 * x), CD);
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}
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src += src_stride;
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dst += dst_stride * 2;
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tmp8 = tmp0;
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tmp0 = tmp1;
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tmp1 = tmp2;
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tmp2 = tmp3;
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tmp3 = tmp4;
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tmp4 = tmp5;
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tmp5 = tmp6;
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tmp6 = tmp7;
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tmp7 = tmp8;
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}
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}
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dst += 2 * dst_stride;
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tmp[8] = tmp[0];
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tmp[0] = tmp[1];
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tmp[1] = tmp[2];
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tmp[2] = tmp[3];
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tmp[3] = tmp[4];
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tmp[4] = tmp[5];
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tmp[5] = tmp[6];
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tmp[6] = tmp[7];
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tmp[7] = tmp[8];
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} while (--y);
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}
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void vp9_scale_and_extend_frame_ssse3(const YV12_BUFFER_CONFIG *src,
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@ -174,33 +163,43 @@ void vp9_scale_and_extend_frame_ssse3(const YV12_BUFFER_CONFIG *src,
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const int src_h = src->y_crop_height;
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const int dst_w = dst->y_crop_width;
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const int dst_h = dst->y_crop_height;
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const int dst_uv_w = dst_w / 2;
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const int dst_uv_h = dst_h / 2;
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int scaled = 0;
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if (dst_w * 2 == src_w && dst_h * 2 == src_h && phase_scaler == 0) {
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downsample_2_to_1_ssse3(src->y_buffer, src->y_stride, dst->y_buffer,
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// 2 to 1
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const int dst_uv_w = dst_w / 2;
|
||||
const int dst_uv_h = dst_h / 2;
|
||||
scaled = 1;
|
||||
scale_plane_2_to_1_phase_0(src->y_buffer, src->y_stride, dst->y_buffer,
|
||||
dst->y_stride, dst_w, dst_h);
|
||||
downsample_2_to_1_ssse3(src->u_buffer, src->uv_stride, dst->u_buffer,
|
||||
scale_plane_2_to_1_phase_0(src->u_buffer, src->uv_stride, dst->u_buffer,
|
||||
dst->uv_stride, dst_uv_w, dst_uv_h);
|
||||
downsample_2_to_1_ssse3(src->v_buffer, src->uv_stride, dst->v_buffer,
|
||||
scale_plane_2_to_1_phase_0(src->v_buffer, src->uv_stride, dst->v_buffer,
|
||||
dst->uv_stride, dst_uv_w, dst_uv_h);
|
||||
vpx_extend_frame_borders(dst);
|
||||
} else if (dst_w == src_w * 2 && dst_h == src_h * 2 && filter_type == 0 &&
|
||||
phase_scaler == 0) {
|
||||
// The upsample() supports widths up to 1920 * 2. If greater, fall back
|
||||
// to vp9_scale_and_extend_frame_c().
|
||||
if (dst_w / 2 <= 1920) {
|
||||
upsample_1_to_2_ssse3(src->y_buffer, src->y_stride, dst->y_buffer,
|
||||
dst->y_stride, dst_w, dst_h);
|
||||
upsample_1_to_2_ssse3(src->u_buffer, src->uv_stride, dst->u_buffer,
|
||||
dst->uv_stride, dst_uv_w, dst_uv_h);
|
||||
upsample_1_to_2_ssse3(src->v_buffer, src->uv_stride, dst->v_buffer,
|
||||
dst->uv_stride, dst_uv_w, dst_uv_h);
|
||||
vpx_extend_frame_borders(dst);
|
||||
} else {
|
||||
vp9_scale_and_extend_frame_c(src, dst, filter_type, phase_scaler);
|
||||
} else if (dst_w == src_w * 2 && dst_h == src_h * 2 && phase_scaler == 0) {
|
||||
// 1 to 2
|
||||
uint8_t *const temp_buffer = (uint8_t *)malloc(8 * ((src_w + 7) & ~7));
|
||||
if (temp_buffer) {
|
||||
scaled = 1;
|
||||
scale_plane_1_to_2_phase_0(
|
||||
src->y_buffer, src->y_stride, dst->y_buffer, dst->y_stride, src_w,
|
||||
src_h, vp9_filter_kernels[filter_type][8], temp_buffer);
|
||||
scale_plane_1_to_2_phase_0(src->u_buffer, src->uv_stride, dst->u_buffer,
|
||||
dst->uv_stride, src_w / 2, src_h / 2,
|
||||
vp9_filter_kernels[filter_type][8],
|
||||
temp_buffer);
|
||||
scale_plane_1_to_2_phase_0(src->v_buffer, src->uv_stride, dst->v_buffer,
|
||||
dst->uv_stride, src_w / 2, src_h / 2,
|
||||
vp9_filter_kernels[filter_type][8],
|
||||
temp_buffer);
|
||||
free(temp_buffer);
|
||||
}
|
||||
}
|
||||
|
||||
if (scaled) {
|
||||
vpx_extend_frame_borders(dst);
|
||||
} else {
|
||||
// Call c version for all other scaling ratios.
|
||||
vp9_scale_and_extend_frame_c(src, dst, filter_type, phase_scaler);
|
||||
}
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user