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Diffstat (limited to 'src/main/jni/libyuv/source/rotate_argb.cc')
-rw-r--r-- | src/main/jni/libyuv/source/rotate_argb.cc | 209 |
1 files changed, 0 insertions, 209 deletions
diff --git a/src/main/jni/libyuv/source/rotate_argb.cc b/src/main/jni/libyuv/source/rotate_argb.cc deleted file mode 100644 index ab0f9ce07..000000000 --- a/src/main/jni/libyuv/source/rotate_argb.cc +++ /dev/null @@ -1,209 +0,0 @@ -/* - * Copyright 2012 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. - */ - -#include "libyuv/rotate.h" - -#include "libyuv/cpu_id.h" -#include "libyuv/convert.h" -#include "libyuv/planar_functions.h" -#include "libyuv/row.h" - -#ifdef __cplusplus -namespace libyuv { -extern "C" { -#endif - -// ARGBScale has a function to copy pixels to a row, striding each source -// pixel by a constant. -#if !defined(LIBYUV_DISABLE_X86) && \ - (defined(_M_IX86) || \ - (defined(__x86_64__) && !defined(__native_client__)) || defined(__i386__)) -#define HAS_SCALEARGBROWDOWNEVEN_SSE2 -void ScaleARGBRowDownEven_SSE2(const uint8* src_ptr, int src_stride, - int src_stepx, - uint8* dst_ptr, int dst_width); -#endif -#if !defined(LIBYUV_DISABLE_NEON) && !defined(__native_client__) && \ - (defined(__ARM_NEON__) || defined(LIBYUV_NEON)) -#define HAS_SCALEARGBROWDOWNEVEN_NEON -void ScaleARGBRowDownEven_NEON(const uint8* src_ptr, int src_stride, - int src_stepx, - uint8* dst_ptr, int dst_width); -#endif - -void ScaleARGBRowDownEven_C(const uint8* src_ptr, int, - int src_stepx, - uint8* dst_ptr, int dst_width); - -static void ARGBTranspose(const uint8* src, int src_stride, - uint8* dst, int dst_stride, - int width, int height) { - int i; - int src_pixel_step = src_stride >> 2; - void (*ScaleARGBRowDownEven)(const uint8* src_ptr, int src_stride, - int src_step, uint8* dst_ptr, int dst_width) = ScaleARGBRowDownEven_C; -#if defined(HAS_SCALEARGBROWDOWNEVEN_SSE2) - if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(height, 4) && // Width of dest. - IS_ALIGNED(dst, 16) && IS_ALIGNED(dst_stride, 16)) { - ScaleARGBRowDownEven = ScaleARGBRowDownEven_SSE2; - } -#elif defined(HAS_SCALEARGBROWDOWNEVEN_NEON) - if (TestCpuFlag(kCpuHasNEON) && IS_ALIGNED(height, 4) && // Width of dest. - IS_ALIGNED(src, 4)) { - ScaleARGBRowDownEven = ScaleARGBRowDownEven_NEON; - } -#endif - - for (i = 0; i < width; ++i) { // column of source to row of dest. - ScaleARGBRowDownEven(src, 0, src_pixel_step, dst, height); - dst += dst_stride; - src += 4; - } -} - -void ARGBRotate90(const uint8* src, int src_stride, - uint8* dst, int dst_stride, - int width, int height) { - // Rotate by 90 is a ARGBTranspose with the source read - // from bottom to top. So set the source pointer to the end - // of the buffer and flip the sign of the source stride. - src += src_stride * (height - 1); - src_stride = -src_stride; - ARGBTranspose(src, src_stride, dst, dst_stride, width, height); -} - -void ARGBRotate270(const uint8* src, int src_stride, - uint8* dst, int dst_stride, - int width, int height) { - // Rotate by 270 is a ARGBTranspose with the destination written - // from bottom to top. So set the destination pointer to the end - // of the buffer and flip the sign of the destination stride. - dst += dst_stride * (width - 1); - dst_stride = -dst_stride; - ARGBTranspose(src, src_stride, dst, dst_stride, width, height); -} - -void ARGBRotate180(const uint8* src, int src_stride, - uint8* dst, int dst_stride, - int width, int height) { - // Swap first and last row and mirror the content. Uses a temporary row. - align_buffer_64(row, width * 4); - const uint8* src_bot = src + src_stride * (height - 1); - uint8* dst_bot = dst + dst_stride * (height - 1); - int half_height = (height + 1) >> 1; - int y; - void (*ARGBMirrorRow)(const uint8* src, uint8* dst, int width) = - ARGBMirrorRow_C; - void (*CopyRow)(const uint8* src, uint8* dst, int width) = CopyRow_C; -#if defined(HAS_ARGBMIRRORROW_SSSE3) - if (TestCpuFlag(kCpuHasSSSE3) && IS_ALIGNED(width, 4) && - IS_ALIGNED(src, 16) && IS_ALIGNED(src_stride, 16) && - IS_ALIGNED(dst, 16) && IS_ALIGNED(dst_stride, 16)) { - ARGBMirrorRow = ARGBMirrorRow_SSSE3; - } -#endif -#if defined(HAS_ARGBMIRRORROW_AVX2) - if (TestCpuFlag(kCpuHasAVX2) && IS_ALIGNED(width, 8)) { - ARGBMirrorRow = ARGBMirrorRow_AVX2; - } -#endif -#if defined(HAS_ARGBMIRRORROW_NEON) - if (TestCpuFlag(kCpuHasNEON) && IS_ALIGNED(width, 4)) { - ARGBMirrorRow = ARGBMirrorRow_NEON; - } -#endif -#if defined(HAS_COPYROW_NEON) - if (TestCpuFlag(kCpuHasNEON) && IS_ALIGNED(width * 4, 32)) { - CopyRow = CopyRow_NEON; - } -#endif -#if defined(HAS_COPYROW_X86) - if (TestCpuFlag(kCpuHasX86)) { - CopyRow = CopyRow_X86; - } -#endif -#if defined(HAS_COPYROW_SSE2) - if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(width * 4, 32) && - IS_ALIGNED(src, 16) && IS_ALIGNED(src_stride, 16) && - IS_ALIGNED(dst, 16) && IS_ALIGNED(dst_stride, 16)) { - CopyRow = CopyRow_SSE2; - } -#endif -#if defined(HAS_COPYROW_ERMS) - if (TestCpuFlag(kCpuHasERMS)) { - CopyRow = CopyRow_ERMS; - } -#endif -#if defined(HAS_COPYROW_MIPS) - if (TestCpuFlag(kCpuHasMIPS)) { - CopyRow = CopyRow_MIPS; - } -#endif - - // Odd height will harmlessly mirror the middle row twice. - for (y = 0; y < half_height; ++y) { - ARGBMirrorRow(src, row, width); // Mirror first row into a buffer - ARGBMirrorRow(src_bot, dst, width); // Mirror last row into first row - CopyRow(row, dst_bot, width * 4); // Copy first mirrored row into last - src += src_stride; - dst += dst_stride; - src_bot -= src_stride; - dst_bot -= dst_stride; - } - free_aligned_buffer_64(row); -} - -LIBYUV_API -int ARGBRotate(const uint8* src_argb, int src_stride_argb, - uint8* dst_argb, int dst_stride_argb, - int width, int height, - enum RotationMode mode) { - if (!src_argb || width <= 0 || height == 0 || !dst_argb) { - return -1; - } - - // Negative height means invert the image. - if (height < 0) { - height = -height; - src_argb = src_argb + (height - 1) * src_stride_argb; - src_stride_argb = -src_stride_argb; - } - - switch (mode) { - case kRotate0: - // copy frame - return ARGBCopy(src_argb, src_stride_argb, - dst_argb, dst_stride_argb, - width, height); - case kRotate90: - ARGBRotate90(src_argb, src_stride_argb, - dst_argb, dst_stride_argb, - width, height); - return 0; - case kRotate270: - ARGBRotate270(src_argb, src_stride_argb, - dst_argb, dst_stride_argb, - width, height); - return 0; - case kRotate180: - ARGBRotate180(src_argb, src_stride_argb, - dst_argb, dst_stride_argb, - width, height); - return 0; - default: - break; - } - return -1; -} - -#ifdef __cplusplus -} // extern "C" -} // namespace libyuv -#endif |