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Issue 2626123003: Libyuv MIPS DSPR2 optimizations. (Closed)
Patch Set: Created 3 years, 11 months ago
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1 /* 1 /*
2 * Copyright 2011 The LibYuv Project Authors. All rights reserved. 2 * Copyright 2011 The LibYuv Project Authors. All rights reserved.
3 * 3 *
4 * Use of this source code is governed by a BSD-style license 4 * Use of this source code is governed by a BSD-style license
5 * that can be found in the LICENSE file in the root of the source 5 * that can be found in the LICENSE file in the root of the source
6 * tree. An additional intellectual property rights grant can be found 6 * tree. An additional intellectual property rights grant can be found
7 * in the file PATENTS. All contributing project authors may 7 * in the file PATENTS. All contributing project authors may
8 * be found in the AUTHORS file in the root of the source tree. 8 * be found in the AUTHORS file in the root of the source tree.
9 */ 9 */
10 10
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887 } 887 }
888 #endif 888 #endif
889 #if defined(HAS_SCALEADDROW_MSA) 889 #if defined(HAS_SCALEADDROW_MSA)
890 if (TestCpuFlag(kCpuHasMSA)) { 890 if (TestCpuFlag(kCpuHasMSA)) {
891 ScaleAddRow = ScaleAddRow_Any_MSA; 891 ScaleAddRow = ScaleAddRow_Any_MSA;
892 if (IS_ALIGNED(src_width, 16)) { 892 if (IS_ALIGNED(src_width, 16)) {
893 ScaleAddRow = ScaleAddRow_MSA; 893 ScaleAddRow = ScaleAddRow_MSA;
894 } 894 }
895 } 895 }
896 #endif 896 #endif
897 #if defined(HAS_SCALEADDROW_DSPR2)
898 if (TestCpuFlag(kCpuHasDSPR2)) {
899 ScaleAddRow = ScaleAddRow_Any_DSPR2;
900 if (IS_ALIGNED(src_width, 16)) {
901 ScaleAddRow = ScaleAddRow_DSPR2;
902 }
903 }
904 #endif
897 905
898 for (j = 0; j < dst_height; ++j) { 906 for (j = 0; j < dst_height; ++j) {
899 int boxheight; 907 int boxheight;
900 int iy = y >> 16; 908 int iy = y >> 16;
901 const uint8* src = src_ptr + iy * src_stride; 909 const uint8* src = src_ptr + iy * src_stride;
902 y += dy; 910 y += dy;
903 if (y > max_y) { 911 if (y > max_y) {
904 y = max_y; 912 y = max_y;
905 } 913 }
906 boxheight = MIN1((y >> 16) - iy); 914 boxheight = MIN1((y >> 16) - iy);
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1822 return I420Scale(src_y, src_width, src_u, src_halfwidth, src_v, src_halfwidth, 1830 return I420Scale(src_y, src_width, src_u, src_halfwidth, src_v, src_halfwidth,
1823 src_width, src_height, dst_y, dst_width, dst_u, 1831 src_width, src_height, dst_y, dst_width, dst_u,
1824 dst_halfwidth, dst_v, dst_halfwidth, dst_width, aheight, 1832 dst_halfwidth, dst_v, dst_halfwidth, dst_width, aheight,
1825 interpolate ? kFilterBox : kFilterNone); 1833 interpolate ? kFilterBox : kFilterNone);
1826 } 1834 }
1827 1835
1828 #ifdef __cplusplus 1836 #ifdef __cplusplus
1829 } // extern "C" 1837 } // extern "C"
1830 } // namespace libyuv 1838 } // namespace libyuv
1831 #endif 1839 #endif
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