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- /*
- * Copyright 2013 The LibYuv Project Authors. All rights reserved.
- *
- * Use of this source code is governed by a BSD-style license
- * that can be found in the LICENSE file in the root of the source
- * tree. An additional intellectual property rights grant can be found
- * in the file PATENTS. All contributing project authors may
- * be found in the AUTHORS file in the root of the source tree.
- */
- #ifndef INCLUDE_LIBYUV_SCALE_ROW_H_ // NOLINT
- #define INCLUDE_LIBYUV_SCALE_ROW_H_
- #include "libyuv/basic_types.h"
- #ifdef __cplusplus
- namespace libyuv
- {
- extern "C" {
- #endif
- #if defined(__pnacl__) || defined(__CLR_VER) || defined(COVERAGE_ENABLED) || \
- defined(TARGET_IPHONE_SIMULATOR)
- #define LIBYUV_DISABLE_X86
- #endif
- // The following are available on all x86 platforms:
- #if !defined(LIBYUV_DISABLE_X86) && \
- (defined(_M_IX86) || defined(__x86_64__) || defined(__i386__))
- #define HAS_SCALEROWDOWN2_SSE2
- #define HAS_SCALEROWDOWN4_SSE2
- #define HAS_SCALEROWDOWN34_SSSE3
- #define HAS_SCALEROWDOWN38_SSSE3
- #define HAS_SCALEADDROWS_SSE2
- #define HAS_SCALEFILTERCOLS_SSSE3
- #define HAS_SCALECOLSUP2_SSE2
- #define HAS_SCALEARGBROWDOWN2_SSE2
- #define HAS_SCALEARGBROWDOWNEVEN_SSE2
- #define HAS_SCALEARGBCOLS_SSE2
- #define HAS_SCALEARGBFILTERCOLS_SSSE3
- #define HAS_SCALEARGBCOLSUP2_SSE2
- #define HAS_FIXEDDIV_X86
- #define HAS_FIXEDDIV1_X86
- #endif
- // The following are available on Neon platforms:
- #if !defined(LIBYUV_DISABLE_NEON) && !defined(__native_client__) && \
- (defined(__ARM_NEON__) || defined(LIBYUV_NEON) || defined(__aarch64__))
- #define HAS_SCALEROWDOWN2_NEON
- #define HAS_SCALEROWDOWN4_NEON
- #define HAS_SCALEROWDOWN34_NEON
- #define HAS_SCALEROWDOWN38_NEON
- #define HAS_SCALEARGBROWDOWNEVEN_NEON
- #define HAS_SCALEARGBROWDOWN2_NEON
- #endif
- // The following are available on Mips platforms:
- #if !defined(LIBYUV_DISABLE_MIPS) && !defined(__native_client__) && \
- defined(__mips__) && defined(__mips_dsp) && (__mips_dsp_rev >= 2)
- #define HAS_SCALEROWDOWN2_MIPS_DSPR2
- #define HAS_SCALEROWDOWN4_MIPS_DSPR2
- #define HAS_SCALEROWDOWN34_MIPS_DSPR2
- #define HAS_SCALEROWDOWN38_MIPS_DSPR2
- #endif
- // Scale ARGB vertically with bilinear interpolation.
- void ScalePlaneVertical(int src_height,
- int dst_width, int dst_height,
- int src_stride, int dst_stride,
- const uint8* src_argb, uint8* dst_argb,
- int x, int y, int dy,
- int bpp, enum FilterMode filtering);
- void ScalePlaneVertical_16(int src_height,
- int dst_width, int dst_height,
- int src_stride, int dst_stride,
- const uint16* src_argb, uint16* dst_argb,
- int x, int y, int dy,
- int wpp, enum FilterMode filtering);
- // Simplify the filtering based on scale factors.
- enum FilterMode ScaleFilterReduce(int src_width, int src_height,
- int dst_width, int dst_height,
- enum FilterMode filtering);
- // Divide num by div and return as 16.16 fixed point result.
- int FixedDiv_C(int num, int div);
- int FixedDiv_X86(int num, int div);
- // Divide num - 1 by div - 1 and return as 16.16 fixed point result.
- int FixedDiv1_C(int num, int div);
- int FixedDiv1_X86(int num, int div);
- #ifdef HAS_FIXEDDIV_X86
- #define FixedDiv FixedDiv_X86
- #define FixedDiv1 FixedDiv1_X86
- #else
- #define FixedDiv FixedDiv_C
- #define FixedDiv1 FixedDiv1_C
- #endif
- // Compute slope values for stepping.
- void ScaleSlope(int src_width, int src_height,
- int dst_width, int dst_height,
- enum FilterMode filtering,
- int* x, int* y, int* dx, int* dy);
- void ScaleRowDown2_C(const uint8* src_ptr, ptrdiff_t src_stride,
- uint8* dst, int dst_width);
- void ScaleRowDown2_16_C(const uint16* src_ptr, ptrdiff_t src_stride,
- uint16* dst, int dst_width);
- void ScaleRowDown2Linear_C(const uint8* src_ptr, ptrdiff_t src_stride,
- uint8* dst, int dst_width);
- void ScaleRowDown2Linear_16_C(const uint16* src_ptr, ptrdiff_t src_stride,
- uint16* dst, int dst_width);
- void ScaleRowDown2Box_C(const uint8* src_ptr, ptrdiff_t src_stride,
- uint8* dst, int dst_width);
- void ScaleRowDown2Box_16_C(const uint16* src_ptr, ptrdiff_t src_stride,
- uint16* dst, int dst_width);
- void ScaleRowDown4_C(const uint8* src_ptr, ptrdiff_t src_stride,
- uint8* dst, int dst_width);
- void ScaleRowDown4_16_C(const uint16* src_ptr, ptrdiff_t src_stride,
- uint16* dst, int dst_width);
- void ScaleRowDown4Box_C(const uint8* src_ptr, ptrdiff_t src_stride,
- uint8* dst, int dst_width);
- void ScaleRowDown4Box_16_C(const uint16* src_ptr, ptrdiff_t src_stride,
- uint16* dst, int dst_width);
- void ScaleRowDown34_C(const uint8* src_ptr, ptrdiff_t src_stride,
- uint8* dst, int dst_width);
- void ScaleRowDown34_16_C(const uint16* src_ptr, ptrdiff_t src_stride,
- uint16* dst, int dst_width);
- void ScaleRowDown34_0_Box_C(const uint8* src_ptr, ptrdiff_t src_stride,
- uint8* d, int dst_width);
- void ScaleRowDown34_0_Box_16_C(const uint16* src_ptr, ptrdiff_t src_stride,
- uint16* d, int dst_width);
- void ScaleRowDown34_1_Box_C(const uint8* src_ptr, ptrdiff_t src_stride,
- uint8* d, int dst_width);
- void ScaleRowDown34_1_Box_16_C(const uint16* src_ptr, ptrdiff_t src_stride,
- uint16* d, int dst_width);
- void ScaleCols_C(uint8* dst_ptr, const uint8* src_ptr,
- int dst_width, int x, int dx);
- void ScaleCols_16_C(uint16* dst_ptr, const uint16* src_ptr,
- int dst_width, int x, int dx);
- void ScaleColsUp2_C(uint8* dst_ptr, const uint8* src_ptr,
- int dst_width, int, int);
- void ScaleColsUp2_16_C(uint16* dst_ptr, const uint16* src_ptr,
- int dst_width, int, int);
- void ScaleFilterCols_C(uint8* dst_ptr, const uint8* src_ptr,
- int dst_width, int x, int dx);
- void ScaleFilterCols_16_C(uint16* dst_ptr, const uint16* src_ptr,
- int dst_width, int x, int dx);
- void ScaleFilterCols64_C(uint8* dst_ptr, const uint8* src_ptr,
- int dst_width, int x, int dx);
- void ScaleFilterCols64_16_C(uint16* dst_ptr, const uint16* src_ptr,
- int dst_width, int x, int dx);
- void ScaleRowDown38_C(const uint8* src_ptr, ptrdiff_t src_stride,
- uint8* dst, int dst_width);
- void ScaleRowDown38_16_C(const uint16* src_ptr, ptrdiff_t src_stride,
- uint16* dst, int dst_width);
- void ScaleRowDown38_3_Box_C(const uint8* src_ptr,
- ptrdiff_t src_stride,
- uint8* dst_ptr, int dst_width);
- void ScaleRowDown38_3_Box_16_C(const uint16* src_ptr,
- ptrdiff_t src_stride,
- uint16* dst_ptr, int dst_width);
- void ScaleRowDown38_2_Box_C(const uint8* src_ptr, ptrdiff_t src_stride,
- uint8* dst_ptr, int dst_width);
- void ScaleRowDown38_2_Box_16_C(const uint16* src_ptr, ptrdiff_t src_stride,
- uint16* dst_ptr, int dst_width);
- void ScaleAddRows_C(const uint8* src_ptr, ptrdiff_t src_stride,
- uint16* dst_ptr, int src_width, int src_height);
- void ScaleAddRows_16_C(const uint16* src_ptr, ptrdiff_t src_stride,
- uint32* dst_ptr, int src_width, int src_height);
- void ScaleARGBRowDown2_C(const uint8* src_argb,
- ptrdiff_t src_stride,
- uint8* dst_argb, int dst_width);
- void ScaleARGBRowDown2Linear_C(const uint8* src_argb,
- ptrdiff_t src_stride,
- uint8* dst_argb, int dst_width);
- void ScaleARGBRowDown2Box_C(const uint8* src_argb, ptrdiff_t src_stride,
- uint8* dst_argb, int dst_width);
- void ScaleARGBRowDownEven_C(const uint8* src_argb, ptrdiff_t src_stride,
- int src_stepx,
- uint8* dst_argb, int dst_width);
- void ScaleARGBRowDownEvenBox_C(const uint8* src_argb,
- ptrdiff_t src_stride,
- int src_stepx,
- uint8* dst_argb, int dst_width);
- void ScaleARGBCols_C(uint8* dst_argb, const uint8* src_argb,
- int dst_width, int x, int dx);
- void ScaleARGBCols64_C(uint8* dst_argb, const uint8* src_argb,
- int dst_width, int x, int dx);
- void ScaleARGBColsUp2_C(uint8* dst_argb, const uint8* src_argb,
- int dst_width, int, int);
- void ScaleARGBFilterCols_C(uint8* dst_argb, const uint8* src_argb,
- int dst_width, int x, int dx);
- void ScaleARGBFilterCols64_C(uint8* dst_argb, const uint8* src_argb,
- int dst_width, int x, int dx);
- void ScaleRowDown2_SSE2(const uint8* src_ptr, ptrdiff_t src_stride,
- uint8* dst_ptr, int dst_width);
- void ScaleRowDown2Linear_SSE2(const uint8* src_ptr, ptrdiff_t src_stride,
- uint8* dst_ptr, int dst_width);
- void ScaleRowDown2Box_SSE2(const uint8* src_ptr, ptrdiff_t src_stride,
- uint8* dst_ptr, int dst_width);
- void ScaleRowDown4_SSE2(const uint8* src_ptr, ptrdiff_t src_stride,
- uint8* dst_ptr, int dst_width);
- void ScaleRowDown4Box_SSE2(const uint8* src_ptr, ptrdiff_t src_stride,
- uint8* dst_ptr, int dst_width);
- void ScaleRowDown34_SSSE3(const uint8* src_ptr, ptrdiff_t src_stride,
- uint8* dst_ptr, int dst_width);
- void ScaleRowDown34_1_Box_SSSE3(const uint8* src_ptr,
- ptrdiff_t src_stride,
- uint8* dst_ptr, int dst_width);
- void ScaleRowDown34_0_Box_SSSE3(const uint8* src_ptr,
- ptrdiff_t src_stride,
- uint8* dst_ptr, int dst_width);
- void ScaleRowDown38_SSSE3(const uint8* src_ptr, ptrdiff_t src_stride,
- uint8* dst_ptr, int dst_width);
- void ScaleRowDown38_3_Box_SSSE3(const uint8* src_ptr,
- ptrdiff_t src_stride,
- uint8* dst_ptr, int dst_width);
- void ScaleRowDown38_2_Box_SSSE3(const uint8* src_ptr,
- ptrdiff_t src_stride,
- uint8* dst_ptr, int dst_width);
- void ScaleAddRows_SSE2(const uint8* src_ptr, ptrdiff_t src_stride,
- uint16* dst_ptr, int src_width,
- int src_height);
- void ScaleFilterCols_SSSE3(uint8* dst_ptr, const uint8* src_ptr,
- int dst_width, int x, int dx);
- void ScaleColsUp2_SSE2(uint8* dst_ptr, const uint8* src_ptr,
- int dst_width, int x, int dx);
- void ScaleARGBRowDown2_SSE2(const uint8* src_argb,
- ptrdiff_t src_stride,
- uint8* dst_argb, int dst_width);
- void ScaleARGBRowDown2Linear_SSE2(const uint8* src_argb,
- ptrdiff_t src_stride,
- uint8* dst_argb, int dst_width);
- void ScaleARGBRowDown2Box_SSE2(const uint8* src_argb,
- ptrdiff_t src_stride,
- uint8* dst_argb, int dst_width);
- void ScaleARGBRowDownEven_SSE2(const uint8* src_argb, ptrdiff_t src_stride,
- int src_stepx,
- uint8* dst_argb, int dst_width);
- void ScaleARGBRowDownEvenBox_SSE2(const uint8* src_argb,
- ptrdiff_t src_stride,
- int src_stepx,
- uint8* dst_argb, int dst_width);
- void ScaleARGBCols_SSE2(uint8* dst_argb, const uint8* src_argb,
- int dst_width, int x, int dx);
- void ScaleARGBFilterCols_SSSE3(uint8* dst_argb, const uint8* src_argb,
- int dst_width, int x, int dx);
- void ScaleARGBColsUp2_SSE2(uint8* dst_argb, const uint8* src_argb,
- int dst_width, int x, int dx);
- // Row functions.
- void ScaleARGBRowDownEven_NEON(const uint8* src_argb, ptrdiff_t src_stride,
- int src_stepx,
- uint8* dst_argb, int dst_width);
- void ScaleARGBRowDownEvenBox_NEON(const uint8* src_argb, ptrdiff_t src_stride,
- int src_stepx,
- uint8* dst_argb, int dst_width);
- void ScaleARGBRowDown2_NEON(const uint8* src_ptr, ptrdiff_t src_stride,
- uint8* dst, int dst_width);
- void ScaleARGBRowDown2Box_NEON(const uint8* src_ptr, ptrdiff_t src_stride,
- uint8* dst, int dst_width);
- // ScaleRowDown2Box also used by planar functions
- // NEON downscalers with interpolation.
- // Note - not static due to reuse in convert for 444 to 420.
- void ScaleRowDown2_NEON(const uint8* src_ptr, ptrdiff_t src_stride,
- uint8* dst, int dst_width);
- void ScaleRowDown2Box_NEON(const uint8* src_ptr, ptrdiff_t src_stride,
- uint8* dst, int dst_width);
- void ScaleRowDown4_NEON(const uint8* src_ptr, ptrdiff_t src_stride,
- uint8* dst_ptr, int dst_width);
- void ScaleRowDown4Box_NEON(const uint8* src_ptr, ptrdiff_t src_stride,
- uint8* dst_ptr, int dst_width);
- // Down scale from 4 to 3 pixels. Use the neon multilane read/write
- // to load up the every 4th pixel into a 4 different registers.
- // Point samples 32 pixels to 24 pixels.
- void ScaleRowDown34_NEON(const uint8* src_ptr,
- ptrdiff_t src_stride,
- uint8* dst_ptr, int dst_width);
- void ScaleRowDown34_0_Box_NEON(const uint8* src_ptr,
- ptrdiff_t src_stride,
- uint8* dst_ptr, int dst_width);
- void ScaleRowDown34_1_Box_NEON(const uint8* src_ptr,
- ptrdiff_t src_stride,
- uint8* dst_ptr, int dst_width);
- // 32 -> 12
- void ScaleRowDown38_NEON(const uint8* src_ptr,
- ptrdiff_t src_stride,
- uint8* dst_ptr, int dst_width);
- // 32x3 -> 12x1
- void ScaleRowDown38_3_Box_NEON(const uint8* src_ptr,
- ptrdiff_t src_stride,
- uint8* dst_ptr, int dst_width);
- // 32x2 -> 12x1
- void ScaleRowDown38_2_Box_NEON(const uint8* src_ptr,
- ptrdiff_t src_stride,
- uint8* dst_ptr, int dst_width);
- void ScaleRowDown2_MIPS_DSPR2(const uint8* src_ptr, ptrdiff_t src_stride,
- uint8* dst, int dst_width);
- void ScaleRowDown2Box_MIPS_DSPR2(const uint8* src_ptr, ptrdiff_t src_stride,
- uint8* dst, int dst_width);
- void ScaleRowDown4_MIPS_DSPR2(const uint8* src_ptr, ptrdiff_t src_stride,
- uint8* dst, int dst_width);
- void ScaleRowDown4Box_MIPS_DSPR2(const uint8* src_ptr, ptrdiff_t src_stride,
- uint8* dst, int dst_width);
- void ScaleRowDown34_MIPS_DSPR2(const uint8* src_ptr, ptrdiff_t src_stride,
- uint8* dst, int dst_width);
- void ScaleRowDown34_0_Box_MIPS_DSPR2(const uint8* src_ptr, ptrdiff_t src_stride,
- uint8* d, int dst_width);
- void ScaleRowDown34_1_Box_MIPS_DSPR2(const uint8* src_ptr, ptrdiff_t src_stride,
- uint8* d, int dst_width);
- void ScaleRowDown38_MIPS_DSPR2(const uint8* src_ptr, ptrdiff_t src_stride,
- uint8* dst, int dst_width);
- void ScaleRowDown38_2_Box_MIPS_DSPR2(const uint8* src_ptr, ptrdiff_t src_stride,
- uint8* dst_ptr, int dst_width);
- void ScaleRowDown38_3_Box_MIPS_DSPR2(const uint8* src_ptr,
- ptrdiff_t src_stride,
- uint8* dst_ptr, int dst_width);
- #ifdef __cplusplus
- } // extern "C"
- } // namespace libyuv
- #endif
- #endif // INCLUDE_LIBYUV_SCALE_ROW_H_ NOLINT
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