mirror of
https://chromium.googlesource.com/libyuv/libyuv
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4e78b8dc2e
BUG=314 TESTED=set LIBYUV_WIDTH=1896 & ScaleDownBy3by4_* R=tpsiaki@google.com Review URL: https://webrtc-codereview.appspot.com/48249004 git-svn-id: http://libyuv.googlecode.com/svn/trunk@1380 16f28f9a-4ce2-e073-06de-1de4eb20be90
158 lines
6.3 KiB
C++
158 lines
6.3 KiB
C++
/*
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* Copyright 2015 The LibYuv Project Authors. All rights reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "libyuv/scale.h"
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#include "libyuv/scale_row.h"
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#include "libyuv/basic_types.h"
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#ifdef __cplusplus
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namespace libyuv {
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extern "C" {
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#endif
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// Definition for ScaleFilterCols, ScaleARGBCols and ScaleARGBFilterCols
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#define CANY(NAMEANY, TERP_SIMD, TERP_C, BPP, MASK) \
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void NAMEANY(uint8* dst_ptr, const uint8* src_ptr, \
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int dst_width, int x, int dx) { \
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int n = dst_width & ~MASK; \
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if (n > 0) { \
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TERP_SIMD(dst_ptr, src_ptr, n, x, dx); \
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} \
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TERP_C(dst_ptr + n * BPP, src_ptr, \
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dst_width & MASK, x + n * dx, dx); \
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}
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#ifdef HAS_SCALEFILTERCOLS_NEON
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CANY(ScaleFilterCols_Any_NEON, ScaleFilterCols_NEON, ScaleFilterCols_C, 1, 7)
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#endif
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#ifdef HAS_SCALEARGBCOLS_NEON
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CANY(ScaleARGBCols_Any_NEON, ScaleARGBCols_NEON, ScaleARGBCols_C, 4, 7)
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#endif
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#ifdef HAS_SCALEARGBFILTERCOLS_NEON
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CANY(ScaleARGBFilterCols_Any_NEON, ScaleARGBFilterCols_NEON,
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ScaleARGBFilterCols_C, 4, 3)
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#endif
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#undef CANY
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// Fixed scale down.
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#define SDANY(NAMEANY, SCALEROWDOWN_SIMD, SCALEROWDOWN_C, FACTOR, BPP, MASK) \
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void NAMEANY(const uint8* src_ptr, ptrdiff_t src_stride, \
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uint8* dst_ptr, int dst_width) { \
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int r = (int)((unsigned int)dst_width % (MASK + 1)); \
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int n = dst_width - r; \
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if (n > 0) { \
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SCALEROWDOWN_SIMD(src_ptr, src_stride, dst_ptr, n); \
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} \
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SCALEROWDOWN_C(src_ptr + (n * FACTOR) * BPP, src_stride, \
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dst_ptr + n * BPP, r); \
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}
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#ifdef HAS_SCALEROWDOWN2_SSE2
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SDANY(ScaleRowDown2_Any_SSE2, ScaleRowDown2_SSE2, ScaleRowDown2_C, 2, 1, 15)
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SDANY(ScaleRowDown2Linear_Any_SSE2, ScaleRowDown2Linear_SSE2,
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ScaleRowDown2Linear_C, 2, 1, 15)
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SDANY(ScaleRowDown2Box_Any_SSE2, ScaleRowDown2Box_SSE2, ScaleRowDown2Box_C,
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2, 1, 15)
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#endif
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#ifdef HAS_SCALEROWDOWN2_AVX2
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SDANY(ScaleRowDown2_Any_AVX2, ScaleRowDown2_AVX2, ScaleRowDown2_C, 2, 1, 31)
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SDANY(ScaleRowDown2Linear_Any_AVX2, ScaleRowDown2Linear_AVX2,
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ScaleRowDown2Linear_C, 2, 1, 31)
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SDANY(ScaleRowDown2Box_Any_AVX2, ScaleRowDown2Box_AVX2, ScaleRowDown2Box_C,
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2, 1, 31)
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#endif
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#ifdef HAS_SCALEROWDOWN2_NEON
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SDANY(ScaleRowDown2_Any_NEON, ScaleRowDown2_NEON, ScaleRowDown2_C, 2, 1, 15)
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SDANY(ScaleRowDown2Linear_Any_NEON, ScaleRowDown2Linear_NEON,
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ScaleRowDown2Linear_C, 2, 1, 15)
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SDANY(ScaleRowDown2Box_Any_NEON, ScaleRowDown2Box_NEON,
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ScaleRowDown2Box_C, 2, 1, 15)
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#endif
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#ifdef HAS_SCALEROWDOWN4_SSE2
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SDANY(ScaleRowDown4_Any_SSE2, ScaleRowDown4_SSE2, ScaleRowDown4_C, 4, 1, 7)
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SDANY(ScaleRowDown4Box_Any_SSE2, ScaleRowDown4Box_SSE2, ScaleRowDown4Box_C,
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4, 1, 7)
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#endif
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#ifdef HAS_SCALEROWDOWN4_NEON
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SDANY(ScaleRowDown4_Any_NEON, ScaleRowDown4_NEON, ScaleRowDown4_C, 4, 1, 7)
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SDANY(ScaleRowDown4Box_Any_NEON, ScaleRowDown4Box_NEON, ScaleRowDown4Box_C,
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4, 1, 7)
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#endif
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#ifdef HAS_SCALEROWDOWN34_SSSE3
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SDANY(ScaleRowDown34_Any_SSSE3, ScaleRowDown34_SSSE3, ScaleRowDown34_C,
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3 / 4, 1, 23)
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SDANY(ScaleRowDown34_0_Box_Any_SSSE3, ScaleRowDown34_0_Box_SSSE3,
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ScaleRowDown34_0_Box_C, 3 / 4, 1, 23)
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SDANY(ScaleRowDown34_1_Box_Any_SSSE3, ScaleRowDown34_1_Box_SSSE3,
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ScaleRowDown34_1_Box_C, 3 / 4, 1, 23)
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#endif
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#ifdef HAS_SCALEROWDOWN34_NEON
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SDANY(ScaleRowDown34_Any_NEON, ScaleRowDown34_NEON, ScaleRowDown34_C,
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3 / 4, 1, 23)
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SDANY(ScaleRowDown34_0_Box_Any_NEON, ScaleRowDown34_0_Box_NEON,
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ScaleRowDown34_0_Box_C, 3 / 4, 1, 23)
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SDANY(ScaleRowDown34_1_Box_Any_NEON, ScaleRowDown34_1_Box_NEON,
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ScaleRowDown34_1_Box_C, 3 / 4, 1, 23)
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#endif
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#ifdef HAS_SCALEROWDOWN38_SSSE3
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SDANY(ScaleRowDown38_Any_SSSE3, ScaleRowDown38_SSSE3, ScaleRowDown38_C,
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3 / 4, 1, 11)
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SDANY(ScaleRowDown38_3_Box_Any_SSSE3, ScaleRowDown38_3_Box_SSSE3,
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ScaleRowDown38_3_Box_C, 3 / 4, 1, 5)
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SDANY(ScaleRowDown38_2_Box_Any_SSSE3, ScaleRowDown38_2_Box_SSSE3,
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ScaleRowDown38_2_Box_C, 3 / 4, 1, 5)
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#endif
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#ifdef HAS_SCALEROWDOWN38_NEON
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SDANY(ScaleRowDown38_Any_NEON, ScaleRowDown38_NEON, ScaleRowDown38_C,
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3 / 4, 1, 11)
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SDANY(ScaleRowDown38_3_Box_Any_NEON, ScaleRowDown38_3_Box_NEON,
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ScaleRowDown38_3_Box_C, 3 / 4, 1, 11)
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SDANY(ScaleRowDown38_2_Box_Any_NEON, ScaleRowDown38_2_Box_NEON,
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ScaleRowDown38_2_Box_C, 3 / 4, 1, 11)
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#endif
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#undef SDANY
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// Fixed scale down.
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#define SAANY(NAMEANY, SCALEADDROWS_SIMD, SCALEADDROWS_C, MASK) \
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void NAMEANY(const uint8* src_ptr, ptrdiff_t src_stride, \
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uint16* dst_ptr, int src_width, int src_height) { \
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int n = src_width & ~MASK; \
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if (n > 0) { \
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SCALEADDROWS_SIMD(src_ptr, src_stride, dst_ptr, n, src_height); \
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} \
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SCALEADDROWS_C(src_ptr + n, src_stride, \
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dst_ptr + n, src_width & MASK, src_height); \
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}
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#ifdef HAS_SCALEADDROWS_SSE2
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SAANY(ScaleAddRows_Any_SSE2, ScaleAddRows_SSE2, ScaleAddRows_C, 15)
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#endif
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#ifdef HAS_SCALEADDROWS_AVX2
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SAANY(ScaleAddRows_Any_AVX2, ScaleAddRows_AVX2, ScaleAddRows_C, 31)
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#endif
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#ifdef HAS_SCALEADDROWS_NEON
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SAANY(ScaleAddRows_Any_NEON, ScaleAddRows_NEON, ScaleAddRows_C, 15)
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#endif
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#undef SAANY
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#ifdef __cplusplus
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} // extern "C"
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} // namespace libyuv
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#endif
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