mozilla
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pjs
зеркало из https://github.com/mozilla/pjs.git
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pjs/gfx/ycbcr/convert.patch

1240 строки
44 KiB
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diff --git b/gfx/ycbcr/yuv_convert.cpp a/gfx/ycbcr/yuv_convert.cpp
index c73dfe4..c291d5c 100644
--- b/gfx/ycbcr/yuv_convert.cpp
+++ a/gfx/ycbcr/yuv_convert.cpp
@@ -10,67 +10,80 @@
// http://lestourtereaux.free.fr/papers/data/yuvrgb.pdf
//
// YV12 is a full plane of Y and a half height, half width chroma planes
// YV16 is a full plane of Y and a full height, half width chroma planes
//
// ARGB pixel format is output, which on little endian is stored as BGRA.
// The alpha is set to 255, allowing the application to use RGBA or RGB32.
-#include "media/base/yuv_convert.h"
+#include "yuv_convert.h"
// Header for low level row functions.
-#include "media/base/yuv_row.h"
+#include "yuv_row.h"
+#include "mozilla/SSE.h"
-namespace media {
+namespace mozilla {
+
+namespace gfx {
// Convert a frame of YUV to 32 bit ARGB.
-void ConvertYUVToRGB32(const uint8* y_buf,
- const uint8* u_buf,
- const uint8* v_buf,
- uint8* rgb_buf,
- int width,
- int height,
- int y_pitch,
- int uv_pitch,
- int rgb_pitch,
- YUVType yuv_type) {
+void ConvertYCbCrToRGB32(const uint8* y_buf,
+ const uint8* u_buf,
+ const uint8* v_buf,
+ uint8* rgb_buf,
+ int width,
+ int height,
+ int y_pitch,
+ int uv_pitch,
+ int rgb_pitch,
+ YUVType yuv_type) {
unsigned int y_shift = yuv_type;
+ bool has_mmx = supports_mmx();
for (int y = 0; y < height; ++y) {
uint8* rgb_row = rgb_buf + y * rgb_pitch;
const uint8* y_ptr = y_buf + y * y_pitch;
const uint8* u_ptr = u_buf + (y >> y_shift) * uv_pitch;
const uint8* v_ptr = v_buf + (y >> y_shift) * uv_pitch;
- FastConvertYUVToRGB32Row(y_ptr,
- u_ptr,
- v_ptr,
- rgb_row,
- width);
+ if (has_mmx)
+ FastConvertYUVToRGB32Row(y_ptr,
+ u_ptr,
+ v_ptr,
+ rgb_row,
+ width);
+ else
+ FastConvertYUVToRGB32Row_C(y_ptr,
+ u_ptr,
+ v_ptr,
+ rgb_row,
+ width);
}
// MMX used for FastConvertYUVToRGB32Row requires emms instruction.
- EMMS();
+ if (has_mmx)
+ EMMS();
}
// Scale a frame of YUV to 32 bit ARGB.
-void ScaleYUVToRGB32(const uint8* y_buf,
- const uint8* u_buf,
- const uint8* v_buf,
- uint8* rgb_buf,
- int width,
- int height,
- int scaled_width,
- int scaled_height,
- int y_pitch,
- int uv_pitch,
- int rgb_pitch,
- YUVType yuv_type,
- Rotate view_rotate) {
+void ScaleYCbCrToRGB32(const uint8* y_buf,
+ const uint8* u_buf,
+ const uint8* v_buf,
+ uint8* rgb_buf,
+ int width,
+ int height,
+ int scaled_width,
+ int scaled_height,
+ int y_pitch,
+ int uv_pitch,
+ int rgb_pitch,
+ YUVType yuv_type,
+ Rotate view_rotate) {
unsigned int y_shift = yuv_type;
+ bool has_mmx = supports_mmx();
// Diagram showing origin and direction of source sampling.
// ->0 4<-
// 7 3
//
// 6 5
// ->1 2<-
// Rotations that start at right side of image.
if ((view_rotate == ROTATE_180) ||
@@ -126,42 +139,57 @@ void ScaleYUVToRGB32(const uint8* y_buf,
for (int y = 0; y < scaled_height; ++y) {
uint8* dest_pixel = rgb_buf + y * rgb_pitch;
int scaled_y = (y * height / scaled_height);
const uint8* y_ptr = y_buf + scaled_y * y_pitch;
const uint8* u_ptr = u_buf + (scaled_y >> y_shift) * uv_pitch;
const uint8* v_ptr = v_buf + (scaled_y >> y_shift) * uv_pitch;
-#if USE_MMX && defined(_MSC_VER)
+#if defined(_MSC_VER)
if (scaled_width == (width * 2)) {
DoubleYUVToRGB32Row(y_ptr, u_ptr, v_ptr,
dest_pixel, scaled_width);
} else if ((scaled_dx & 15) == 0) { // Scaling by integer scale factor.
if (scaled_dx_uv == scaled_dx) { // Not rotated.
if (scaled_dx == 16) { // Not scaled
- FastConvertYUVToRGB32Row(y_ptr, u_ptr, v_ptr,
- dest_pixel, scaled_width);
+ if (has_mmx)
+ FastConvertYUVToRGB32Row(y_ptr, u_ptr, v_ptr,
+ dest_pixel, scaled_width);
+ else
+ FastConvertYUVToRGB32Row_C(y_ptr, u_ptr, v_ptr,
+ dest_pixel, scaled_width);
} else { // Simple scale down. ie half
ConvertYUVToRGB32Row(y_ptr, u_ptr, v_ptr,
dest_pixel, scaled_width, scaled_dx >> 4);
}
} else {
RotateConvertYUVToRGB32Row(y_ptr, u_ptr, v_ptr,
dest_pixel, scaled_width,
scaled_dx >> 4, scaled_dx_uv >> 4);
}
#else
if (scaled_dx == 16) { // Not scaled
- FastConvertYUVToRGB32Row(y_ptr, u_ptr, v_ptr,
- dest_pixel, scaled_width);
+ if (has_mmx)
+ FastConvertYUVToRGB32Row(y_ptr, u_ptr, v_ptr,
+ dest_pixel, scaled_width);
+ else
+ FastConvertYUVToRGB32Row_C(y_ptr, u_ptr, v_ptr,
+ dest_pixel, scaled_width);
#endif
} else {
- ScaleYUVToRGB32Row(y_ptr, u_ptr, v_ptr,
- dest_pixel, scaled_width, scaled_dx);
- }
+ if (has_mmx)
+ ScaleYUVToRGB32Row(y_ptr, u_ptr, v_ptr,
+ dest_pixel, scaled_width, scaled_dx);
+ else
+ ScaleYUVToRGB32Row_C(y_ptr, u_ptr, v_ptr,
+ dest_pixel, scaled_width, scaled_dx);
+
+ }
}
// MMX used for FastConvertYUVToRGB32Row requires emms instruction.
- EMMS();
+ if (has_mmx)
+ EMMS();
}
-} // namespace media
+} // namespace gfx
+} // namespace mozilla
diff --git b/gfx/ycbcr/yuv_convert.h a/gfx/ycbcr/yuv_convert.h
index a757070..9d148a6 100644
--- b/gfx/ycbcr/yuv_convert.h
+++ a/gfx/ycbcr/yuv_convert.h
@@ -1,63 +1,66 @@
// Copyright (c) 2009 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef MEDIA_BASE_YUV_CONVERT_H_
#define MEDIA_BASE_YUV_CONVERT_H_
-#include "base/basictypes.h"
+#include "chromium_types.h"
-namespace media {
+namespace mozilla {
+
+namespace gfx {
// Type of YUV surface.
// The value of these enums matter as they are used to shift vertical indices.
enum YUVType {
YV16 = 0, // YV16 is half width and full height chroma channels.
- YV12 = 1, // YV12 is half width and half height chroma channels.
+ YV12 = 1 // YV12 is half width and half height chroma channels.
};
// Mirror means flip the image horizontally, as in looking in a mirror.
// Rotate happens after mirroring.
enum Rotate {
ROTATE_0, // Rotation off.
ROTATE_90, // Rotate clockwise.
ROTATE_180, // Rotate upside down.
ROTATE_270, // Rotate counter clockwise.
MIRROR_ROTATE_0, // Mirror horizontally.
MIRROR_ROTATE_90, // Mirror then Rotate clockwise.
MIRROR_ROTATE_180, // Mirror vertically.
- MIRROR_ROTATE_270, // Transpose.
+ MIRROR_ROTATE_270 // Transpose.
};
// Convert a frame of YUV to 32 bit ARGB.
// Pass in YV16/YV12 depending on source format
-void ConvertYUVToRGB32(const uint8* yplane,
+void ConvertYCbCrToRGB32(const uint8* yplane,
+ const uint8* uplane,
+ const uint8* vplane,
+ uint8* rgbframe,
+ int frame_width,
+ int frame_height,
+ int ystride,
+ int uvstride,
+ int rgbstride,
+ YUVType yuv_type);
+
+// Scale a frame of YUV to 32 bit ARGB.
+// Supports rotation and mirroring.
+void ScaleYCbCrToRGB32(const uint8* yplane,
const uint8* uplane,
const uint8* vplane,
uint8* rgbframe,
int frame_width,
int frame_height,
+ int scaled_width,
+ int scaled_height,
int ystride,
int uvstride,
int rgbstride,
- YUVType yuv_type);
+ YUVType yuv_type,
+ Rotate view_rotate);
-// Scale a frame of YUV to 32 bit ARGB.
-// Supports rotation and mirroring.
-void ScaleYUVToRGB32(const uint8* yplane,
- const uint8* uplane,
- const uint8* vplane,
- uint8* rgbframe,
- int frame_width,
- int frame_height,
- int scaled_width,
- int scaled_height,
- int ystride,
- int uvstride,
- int rgbstride,
- YUVType yuv_type,
- Rotate view_rotate);
-
-} // namespace media
+} // namespace gfx
+} // namespace mozilla
#endif // MEDIA_BASE_YUV_CONVERT_H_
diff --git b/gfx/ycbcr/yuv_row.h a/gfx/ycbcr/yuv_row.h
index ac5c6fd..98efca6 100644
--- b/gfx/ycbcr/yuv_row.h
+++ a/gfx/ycbcr/yuv_row.h
@@ -5,27 +5,34 @@
// yuv_row internal functions to handle YUV conversion and scaling to RGB.
// These functions are used from both yuv_convert.cc and yuv_scale.cc.
// TODO(fbarchard): Write function that can handle rotation and scaling.
#ifndef MEDIA_BASE_YUV_ROW_H_
#define MEDIA_BASE_YUV_ROW_H_
-#include "base/basictypes.h"
+#include "chromium_types.h"
extern "C" {
// Can only do 1x.
// This is the second fastest of the scalers.
void FastConvertYUVToRGB32Row(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* rgb_buf,
int width);
+void FastConvertYUVToRGB32Row_C(const uint8* y_buf,
+ const uint8* u_buf,
+ const uint8* v_buf,
+ uint8* rgb_buf,
+ int width);
+
+
// Can do 1x, half size or any scale down by an integer amount.
// Step can be negative (mirroring, rotate 180).
// This is the third fastest of the scalers.
void ConvertYUVToRGB32Row(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* rgb_buf,
int width,
@@ -55,29 +62,28 @@ void DoubleYUVToRGB32Row(const uint8* y_buf,
// Chroma is under sampled every 2 pixels for performance.
// This is the slowest of the scalers.
void ScaleYUVToRGB32Row(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* rgb_buf,
int width,
int scaled_dx);
-} // extern "C"
-#if !defined(USE_MMX)
-// Windows, Mac and Linux use MMX
-#if defined(ARCH_CPU_X86) || (defined(ARCH_CPU_X86_64) && defined(OS_LINUX))
-#define USE_MMX 1
-#else
-#define USE_MMX 0
-#endif
-#endif
+void ScaleYUVToRGB32Row_C(const uint8* y_buf,
+ const uint8* u_buf,
+ const uint8* v_buf,
+ uint8* rgb_buf,
+ int width,
+ int scaled_dx);
+
+} // extern "C"
// x64 uses MMX2 (SSE) so emms is not required.
-#if USE_MMX && !defined(ARCH_CPU_X86_64)
+#if !defined(ARCH_CPU_X86_64)
#if defined(_MSC_VER)
#define EMMS() __asm emms
#else
#define EMMS() asm("emms")
#endif
#else
#define EMMS()
#endif
diff --git b/gfx/ycbcr/yuv_row_c.cpp a/gfx/ycbcr/yuv_row_c.cpp
index 4a20777..a81416c 100644
--- b/gfx/ycbcr/yuv_row_c.cpp
+++ a/gfx/ycbcr/yuv_row_c.cpp
@@ -1,522 +1,20 @@
// Copyright (c) 2009 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
-#include "media/base/yuv_row.h"
+#include "yuv_row.h"
-#ifdef _DEBUG
-#include "base/logging.h"
-#else
#define DCHECK(a)
-#endif
// TODO(fbarchard): Move this to yuv_row_posix.cc to share with Mac.
// TODO(fbarchard): Do 64 bit version.
extern "C" {
-#if USE_MMX
-
-#define RGBY(i) { \
- static_cast<int16>(1.164 * 64 * (i - 16) + 0.5), \
- static_cast<int16>(1.164 * 64 * (i - 16) + 0.5), \
- static_cast<int16>(1.164 * 64 * (i - 16) + 0.5), \
- 0 \
-}
-
-#define RGBU(i) { \
- static_cast<int16>(2.018 * 64 * (i - 128) + 0.5), \
- static_cast<int16>(-0.391 * 64 * (i - 128) + 0.5), \
- 0, \
- static_cast<int16>(256 * 64 - 1) \
-}
-
-#define RGBV(i) { \
- 0, \
- static_cast<int16>(-0.813 * 64 * (i - 128) + 0.5), \
- static_cast<int16>(1.596 * 64 * (i - 128) + 0.5), \
- 0 \
-}
-
-#define MMX_ALIGNED(var) var __attribute__((aligned(16)))
-
-
-MMX_ALIGNED(int16 kCoefficientsRgbY[768][4]) = {
- RGBY(0x00), RGBY(0x01), RGBY(0x02), RGBY(0x03),
- RGBY(0x04), RGBY(0x05), RGBY(0x06), RGBY(0x07),
- RGBY(0x08), RGBY(0x09), RGBY(0x0A), RGBY(0x0B),
- RGBY(0x0C), RGBY(0x0D), RGBY(0x0E), RGBY(0x0F),
- RGBY(0x10), RGBY(0x11), RGBY(0x12), RGBY(0x13),
- RGBY(0x14), RGBY(0x15), RGBY(0x16), RGBY(0x17),
- RGBY(0x18), RGBY(0x19), RGBY(0x1A), RGBY(0x1B),
- RGBY(0x1C), RGBY(0x1D), RGBY(0x1E), RGBY(0x1F),
- RGBY(0x20), RGBY(0x21), RGBY(0x22), RGBY(0x23),
- RGBY(0x24), RGBY(0x25), RGBY(0x26), RGBY(0x27),
- RGBY(0x28), RGBY(0x29), RGBY(0x2A), RGBY(0x2B),
- RGBY(0x2C), RGBY(0x2D), RGBY(0x2E), RGBY(0x2F),
- RGBY(0x30), RGBY(0x31), RGBY(0x32), RGBY(0x33),
- RGBY(0x34), RGBY(0x35), RGBY(0x36), RGBY(0x37),
- RGBY(0x38), RGBY(0x39), RGBY(0x3A), RGBY(0x3B),
- RGBY(0x3C), RGBY(0x3D), RGBY(0x3E), RGBY(0x3F),
- RGBY(0x40), RGBY(0x41), RGBY(0x42), RGBY(0x43),
- RGBY(0x44), RGBY(0x45), RGBY(0x46), RGBY(0x47),
- RGBY(0x48), RGBY(0x49), RGBY(0x4A), RGBY(0x4B),
- RGBY(0x4C), RGBY(0x4D), RGBY(0x4E), RGBY(0x4F),
- RGBY(0x50), RGBY(0x51), RGBY(0x52), RGBY(0x53),
- RGBY(0x54), RGBY(0x55), RGBY(0x56), RGBY(0x57),
- RGBY(0x58), RGBY(0x59), RGBY(0x5A), RGBY(0x5B),
- RGBY(0x5C), RGBY(0x5D), RGBY(0x5E), RGBY(0x5F),
- RGBY(0x60), RGBY(0x61), RGBY(0x62), RGBY(0x63),
- RGBY(0x64), RGBY(0x65), RGBY(0x66), RGBY(0x67),
- RGBY(0x68), RGBY(0x69), RGBY(0x6A), RGBY(0x6B),
- RGBY(0x6C), RGBY(0x6D), RGBY(0x6E), RGBY(0x6F),
- RGBY(0x70), RGBY(0x71), RGBY(0x72), RGBY(0x73),
- RGBY(0x74), RGBY(0x75), RGBY(0x76), RGBY(0x77),
- RGBY(0x78), RGBY(0x79), RGBY(0x7A), RGBY(0x7B),
- RGBY(0x7C), RGBY(0x7D), RGBY(0x7E), RGBY(0x7F),
- RGBY(0x80), RGBY(0x81), RGBY(0x82), RGBY(0x83),
- RGBY(0x84), RGBY(0x85), RGBY(0x86), RGBY(0x87),
- RGBY(0x88), RGBY(0x89), RGBY(0x8A), RGBY(0x8B),
- RGBY(0x8C), RGBY(0x8D), RGBY(0x8E), RGBY(0x8F),
- RGBY(0x90), RGBY(0x91), RGBY(0x92), RGBY(0x93),
- RGBY(0x94), RGBY(0x95), RGBY(0x96), RGBY(0x97),
- RGBY(0x98), RGBY(0x99), RGBY(0x9A), RGBY(0x9B),
- RGBY(0x9C), RGBY(0x9D), RGBY(0x9E), RGBY(0x9F),
- RGBY(0xA0), RGBY(0xA1), RGBY(0xA2), RGBY(0xA3),
- RGBY(0xA4), RGBY(0xA5), RGBY(0xA6), RGBY(0xA7),
- RGBY(0xA8), RGBY(0xA9), RGBY(0xAA), RGBY(0xAB),
- RGBY(0xAC), RGBY(0xAD), RGBY(0xAE), RGBY(0xAF),
- RGBY(0xB0), RGBY(0xB1), RGBY(0xB2), RGBY(0xB3),
- RGBY(0xB4), RGBY(0xB5), RGBY(0xB6), RGBY(0xB7),
- RGBY(0xB8), RGBY(0xB9), RGBY(0xBA), RGBY(0xBB),
- RGBY(0xBC), RGBY(0xBD), RGBY(0xBE), RGBY(0xBF),
- RGBY(0xC0), RGBY(0xC1), RGBY(0xC2), RGBY(0xC3),
- RGBY(0xC4), RGBY(0xC5), RGBY(0xC6), RGBY(0xC7),
- RGBY(0xC8), RGBY(0xC9), RGBY(0xCA), RGBY(0xCB),
- RGBY(0xCC), RGBY(0xCD), RGBY(0xCE), RGBY(0xCF),
- RGBY(0xD0), RGBY(0xD1), RGBY(0xD2), RGBY(0xD3),
- RGBY(0xD4), RGBY(0xD5), RGBY(0xD6), RGBY(0xD7),
- RGBY(0xD8), RGBY(0xD9), RGBY(0xDA), RGBY(0xDB),
- RGBY(0xDC), RGBY(0xDD), RGBY(0xDE), RGBY(0xDF),
- RGBY(0xE0), RGBY(0xE1), RGBY(0xE2), RGBY(0xE3),
- RGBY(0xE4), RGBY(0xE5), RGBY(0xE6), RGBY(0xE7),
- RGBY(0xE8), RGBY(0xE9), RGBY(0xEA), RGBY(0xEB),
- RGBY(0xEC), RGBY(0xED), RGBY(0xEE), RGBY(0xEF),
- RGBY(0xF0), RGBY(0xF1), RGBY(0xF2), RGBY(0xF3),
- RGBY(0xF4), RGBY(0xF5), RGBY(0xF6), RGBY(0xF7),
- RGBY(0xF8), RGBY(0xF9), RGBY(0xFA), RGBY(0xFB),
- RGBY(0xFC), RGBY(0xFD), RGBY(0xFE), RGBY(0xFF),
-
- // Chroma U table.
- RGBU(0x00), RGBU(0x01), RGBU(0x02), RGBU(0x03),
- RGBU(0x04), RGBU(0x05), RGBU(0x06), RGBU(0x07),
- RGBU(0x08), RGBU(0x09), RGBU(0x0A), RGBU(0x0B),
- RGBU(0x0C), RGBU(0x0D), RGBU(0x0E), RGBU(0x0F),
- RGBU(0x10), RGBU(0x11), RGBU(0x12), RGBU(0x13),
- RGBU(0x14), RGBU(0x15), RGBU(0x16), RGBU(0x17),
- RGBU(0x18), RGBU(0x19), RGBU(0x1A), RGBU(0x1B),
- RGBU(0x1C), RGBU(0x1D), RGBU(0x1E), RGBU(0x1F),
- RGBU(0x20), RGBU(0x21), RGBU(0x22), RGBU(0x23),
- RGBU(0x24), RGBU(0x25), RGBU(0x26), RGBU(0x27),
- RGBU(0x28), RGBU(0x29), RGBU(0x2A), RGBU(0x2B),
- RGBU(0x2C), RGBU(0x2D), RGBU(0x2E), RGBU(0x2F),
- RGBU(0x30), RGBU(0x31), RGBU(0x32), RGBU(0x33),
- RGBU(0x34), RGBU(0x35), RGBU(0x36), RGBU(0x37),
- RGBU(0x38), RGBU(0x39), RGBU(0x3A), RGBU(0x3B),
- RGBU(0x3C), RGBU(0x3D), RGBU(0x3E), RGBU(0x3F),
- RGBU(0x40), RGBU(0x41), RGBU(0x42), RGBU(0x43),
- RGBU(0x44), RGBU(0x45), RGBU(0x46), RGBU(0x47),
- RGBU(0x48), RGBU(0x49), RGBU(0x4A), RGBU(0x4B),
- RGBU(0x4C), RGBU(0x4D), RGBU(0x4E), RGBU(0x4F),
- RGBU(0x50), RGBU(0x51), RGBU(0x52), RGBU(0x53),
- RGBU(0x54), RGBU(0x55), RGBU(0x56), RGBU(0x57),
- RGBU(0x58), RGBU(0x59), RGBU(0x5A), RGBU(0x5B),
- RGBU(0x5C), RGBU(0x5D), RGBU(0x5E), RGBU(0x5F),
- RGBU(0x60), RGBU(0x61), RGBU(0x62), RGBU(0x63),
- RGBU(0x64), RGBU(0x65), RGBU(0x66), RGBU(0x67),
- RGBU(0x68), RGBU(0x69), RGBU(0x6A), RGBU(0x6B),
- RGBU(0x6C), RGBU(0x6D), RGBU(0x6E), RGBU(0x6F),
- RGBU(0x70), RGBU(0x71), RGBU(0x72), RGBU(0x73),
- RGBU(0x74), RGBU(0x75), RGBU(0x76), RGBU(0x77),
- RGBU(0x78), RGBU(0x79), RGBU(0x7A), RGBU(0x7B),
- RGBU(0x7C), RGBU(0x7D), RGBU(0x7E), RGBU(0x7F),
- RGBU(0x80), RGBU(0x81), RGBU(0x82), RGBU(0x83),
- RGBU(0x84), RGBU(0x85), RGBU(0x86), RGBU(0x87),
- RGBU(0x88), RGBU(0x89), RGBU(0x8A), RGBU(0x8B),
- RGBU(0x8C), RGBU(0x8D), RGBU(0x8E), RGBU(0x8F),
- RGBU(0x90), RGBU(0x91), RGBU(0x92), RGBU(0x93),
- RGBU(0x94), RGBU(0x95), RGBU(0x96), RGBU(0x97),
- RGBU(0x98), RGBU(0x99), RGBU(0x9A), RGBU(0x9B),
- RGBU(0x9C), RGBU(0x9D), RGBU(0x9E), RGBU(0x9F),
- RGBU(0xA0), RGBU(0xA1), RGBU(0xA2), RGBU(0xA3),
- RGBU(0xA4), RGBU(0xA5), RGBU(0xA6), RGBU(0xA7),
- RGBU(0xA8), RGBU(0xA9), RGBU(0xAA), RGBU(0xAB),
- RGBU(0xAC), RGBU(0xAD), RGBU(0xAE), RGBU(0xAF),
- RGBU(0xB0), RGBU(0xB1), RGBU(0xB2), RGBU(0xB3),
- RGBU(0xB4), RGBU(0xB5), RGBU(0xB6), RGBU(0xB7),
- RGBU(0xB8), RGBU(0xB9), RGBU(0xBA), RGBU(0xBB),
- RGBU(0xBC), RGBU(0xBD), RGBU(0xBE), RGBU(0xBF),
- RGBU(0xC0), RGBU(0xC1), RGBU(0xC2), RGBU(0xC3),
- RGBU(0xC4), RGBU(0xC5), RGBU(0xC6), RGBU(0xC7),
- RGBU(0xC8), RGBU(0xC9), RGBU(0xCA), RGBU(0xCB),
- RGBU(0xCC), RGBU(0xCD), RGBU(0xCE), RGBU(0xCF),
- RGBU(0xD0), RGBU(0xD1), RGBU(0xD2), RGBU(0xD3),
- RGBU(0xD4), RGBU(0xD5), RGBU(0xD6), RGBU(0xD7),
- RGBU(0xD8), RGBU(0xD9), RGBU(0xDA), RGBU(0xDB),
- RGBU(0xDC), RGBU(0xDD), RGBU(0xDE), RGBU(0xDF),
- RGBU(0xE0), RGBU(0xE1), RGBU(0xE2), RGBU(0xE3),
- RGBU(0xE4), RGBU(0xE5), RGBU(0xE6), RGBU(0xE7),
- RGBU(0xE8), RGBU(0xE9), RGBU(0xEA), RGBU(0xEB),
- RGBU(0xEC), RGBU(0xED), RGBU(0xEE), RGBU(0xEF),
- RGBU(0xF0), RGBU(0xF1), RGBU(0xF2), RGBU(0xF3),
- RGBU(0xF4), RGBU(0xF5), RGBU(0xF6), RGBU(0xF7),
- RGBU(0xF8), RGBU(0xF9), RGBU(0xFA), RGBU(0xFB),
- RGBU(0xFC), RGBU(0xFD), RGBU(0xFE), RGBU(0xFF),
-
- // Chroma V table.
- RGBV(0x00), RGBV(0x01), RGBV(0x02), RGBV(0x03),
- RGBV(0x04), RGBV(0x05), RGBV(0x06), RGBV(0x07),
- RGBV(0x08), RGBV(0x09), RGBV(0x0A), RGBV(0x0B),
- RGBV(0x0C), RGBV(0x0D), RGBV(0x0E), RGBV(0x0F),
- RGBV(0x10), RGBV(0x11), RGBV(0x12), RGBV(0x13),
- RGBV(0x14), RGBV(0x15), RGBV(0x16), RGBV(0x17),
- RGBV(0x18), RGBV(0x19), RGBV(0x1A), RGBV(0x1B),
- RGBV(0x1C), RGBV(0x1D), RGBV(0x1E), RGBV(0x1F),
- RGBV(0x20), RGBV(0x21), RGBV(0x22), RGBV(0x23),
- RGBV(0x24), RGBV(0x25), RGBV(0x26), RGBV(0x27),
- RGBV(0x28), RGBV(0x29), RGBV(0x2A), RGBV(0x2B),
- RGBV(0x2C), RGBV(0x2D), RGBV(0x2E), RGBV(0x2F),
- RGBV(0x30), RGBV(0x31), RGBV(0x32), RGBV(0x33),
- RGBV(0x34), RGBV(0x35), RGBV(0x36), RGBV(0x37),
- RGBV(0x38), RGBV(0x39), RGBV(0x3A), RGBV(0x3B),
- RGBV(0x3C), RGBV(0x3D), RGBV(0x3E), RGBV(0x3F),
- RGBV(0x40), RGBV(0x41), RGBV(0x42), RGBV(0x43),
- RGBV(0x44), RGBV(0x45), RGBV(0x46), RGBV(0x47),
- RGBV(0x48), RGBV(0x49), RGBV(0x4A), RGBV(0x4B),
- RGBV(0x4C), RGBV(0x4D), RGBV(0x4E), RGBV(0x4F),
- RGBV(0x50), RGBV(0x51), RGBV(0x52), RGBV(0x53),
- RGBV(0x54), RGBV(0x55), RGBV(0x56), RGBV(0x57),
- RGBV(0x58), RGBV(0x59), RGBV(0x5A), RGBV(0x5B),
- RGBV(0x5C), RGBV(0x5D), RGBV(0x5E), RGBV(0x5F),
- RGBV(0x60), RGBV(0x61), RGBV(0x62), RGBV(0x63),
- RGBV(0x64), RGBV(0x65), RGBV(0x66), RGBV(0x67),
- RGBV(0x68), RGBV(0x69), RGBV(0x6A), RGBV(0x6B),
- RGBV(0x6C), RGBV(0x6D), RGBV(0x6E), RGBV(0x6F),
- RGBV(0x70), RGBV(0x71), RGBV(0x72), RGBV(0x73),
- RGBV(0x74), RGBV(0x75), RGBV(0x76), RGBV(0x77),
- RGBV(0x78), RGBV(0x79), RGBV(0x7A), RGBV(0x7B),
- RGBV(0x7C), RGBV(0x7D), RGBV(0x7E), RGBV(0x7F),
- RGBV(0x80), RGBV(0x81), RGBV(0x82), RGBV(0x83),
- RGBV(0x84), RGBV(0x85), RGBV(0x86), RGBV(0x87),
- RGBV(0x88), RGBV(0x89), RGBV(0x8A), RGBV(0x8B),
- RGBV(0x8C), RGBV(0x8D), RGBV(0x8E), RGBV(0x8F),
- RGBV(0x90), RGBV(0x91), RGBV(0x92), RGBV(0x93),
- RGBV(0x94), RGBV(0x95), RGBV(0x96), RGBV(0x97),
- RGBV(0x98), RGBV(0x99), RGBV(0x9A), RGBV(0x9B),
- RGBV(0x9C), RGBV(0x9D), RGBV(0x9E), RGBV(0x9F),
- RGBV(0xA0), RGBV(0xA1), RGBV(0xA2), RGBV(0xA3),
- RGBV(0xA4), RGBV(0xA5), RGBV(0xA6), RGBV(0xA7),
- RGBV(0xA8), RGBV(0xA9), RGBV(0xAA), RGBV(0xAB),
- RGBV(0xAC), RGBV(0xAD), RGBV(0xAE), RGBV(0xAF),
- RGBV(0xB0), RGBV(0xB1), RGBV(0xB2), RGBV(0xB3),
- RGBV(0xB4), RGBV(0xB5), RGBV(0xB6), RGBV(0xB7),
- RGBV(0xB8), RGBV(0xB9), RGBV(0xBA), RGBV(0xBB),
- RGBV(0xBC), RGBV(0xBD), RGBV(0xBE), RGBV(0xBF),
- RGBV(0xC0), RGBV(0xC1), RGBV(0xC2), RGBV(0xC3),
- RGBV(0xC4), RGBV(0xC5), RGBV(0xC6), RGBV(0xC7),
- RGBV(0xC8), RGBV(0xC9), RGBV(0xCA), RGBV(0xCB),
- RGBV(0xCC), RGBV(0xCD), RGBV(0xCE), RGBV(0xCF),
- RGBV(0xD0), RGBV(0xD1), RGBV(0xD2), RGBV(0xD3),
- RGBV(0xD4), RGBV(0xD5), RGBV(0xD6), RGBV(0xD7),
- RGBV(0xD8), RGBV(0xD9), RGBV(0xDA), RGBV(0xDB),
- RGBV(0xDC), RGBV(0xDD), RGBV(0xDE), RGBV(0xDF),
- RGBV(0xE0), RGBV(0xE1), RGBV(0xE2), RGBV(0xE3),
- RGBV(0xE4), RGBV(0xE5), RGBV(0xE6), RGBV(0xE7),
- RGBV(0xE8), RGBV(0xE9), RGBV(0xEA), RGBV(0xEB),
- RGBV(0xEC), RGBV(0xED), RGBV(0xEE), RGBV(0xEF),
- RGBV(0xF0), RGBV(0xF1), RGBV(0xF2), RGBV(0xF3),
- RGBV(0xF4), RGBV(0xF5), RGBV(0xF6), RGBV(0xF7),
- RGBV(0xF8), RGBV(0xF9), RGBV(0xFA), RGBV(0xFB),
- RGBV(0xFC), RGBV(0xFD), RGBV(0xFE), RGBV(0xFF),
-};
-
-#undef RGBY
-#undef RGBU
-#undef RGBV
-#undef MMX_ALIGNED
-
-#if defined(ARCH_CPU_X86_64)
-
-// AMD64 ABI uses register paremters.
-void FastConvertYUVToRGB32Row(const uint8* y_buf, // rdi
- const uint8* u_buf, // rsi
- const uint8* v_buf, // rdx
- uint8* rgb_buf, // rcx
- int width) { // r8
- asm(
- "jmp convertend\n"
-"convertloop:"
- "movzb (%1),%%r10\n"
- "add $0x1,%1\n"
- "movzb (%2),%%r11\n"
- "add $0x1,%2\n"
- "movq 2048(%5,%%r10,8),%%xmm0\n"
- "movzb (%0),%%r10\n"
- "movq 4096(%5,%%r11,8),%%xmm1\n"
- "movzb 0x1(%0),%%r11\n"
- "paddsw %%xmm1,%%xmm0\n"
- "movq (%5,%%r10,8),%%xmm2\n"
- "add $0x2,%0\n"
- "movq (%5,%%r11,8),%%xmm3\n"
- "paddsw %%xmm0,%%xmm2\n"
- "paddsw %%xmm0,%%xmm3\n"
- "shufps $0x44,%%xmm3,%%xmm2\n"
- "psraw $0x6,%%xmm2\n"
- "packuswb %%xmm2,%%xmm2\n"
- "movq %%xmm2,0x0(%3)\n"
- "add $0x8,%3\n"
-"convertend:"
- "sub $0x2,%4\n"
- "jns convertloop\n"
-
-"convertnext:"
- "add $0x1,%4\n"
- "js convertdone\n"
-
- "movzb (%1),%%r10\n"
- "movq 2048(%5,%%r10,8),%%xmm0\n"
- "movzb (%2),%%r10\n"
- "movq 4096(%5,%%r10,8),%%xmm1\n"
- "paddsw %%xmm1,%%xmm0\n"
- "movzb (%0),%%r10\n"
- "movq (%5,%%r10,8),%%xmm1\n"
- "paddsw %%xmm0,%%xmm1\n"
- "psraw $0x6,%%xmm1\n"
- "packuswb %%xmm1,%%xmm1\n"
- "movd %%xmm1,0x0(%3)\n"
-"convertdone:"
- :
- : "r"(y_buf), // %0
- "r"(u_buf), // %1
- "r"(v_buf), // %2
- "r"(rgb_buf), // %3
- "r"(width), // %4
- "r" (kCoefficientsRgbY) // %5
- : "memory", "r10", "r11", "xmm0", "xmm1", "xmm2", "xmm3"
-);
-}
-
-void ScaleYUVToRGB32Row(const uint8* y_buf, // rdi
- const uint8* u_buf, // rsi
- const uint8* v_buf, // rdx
- uint8* rgb_buf, // rcx
- int width, // r8
- int scaled_dx) { // r9
- asm(
- "xor %%r11,%%r11\n"
- "sub $0x2,%4\n"
- "js scalenext\n"
-
-"scaleloop:"
- "mov %%r11,%%r10\n"
- "sar $0x5,%%r10\n"
- "movzb (%1,%%r10,1),%%rax\n"
- "movq 2048(%5,%%rax,8),%%xmm0\n"
- "movzb (%2,%%r10,1),%%rax\n"
- "movq 4096(%5,%%rax,8),%%xmm1\n"
- "lea (%%r11,%6),%%r10\n"
- "sar $0x4,%%r11\n"
- "movzb (%0,%%r11,1),%%rax\n"
- "paddsw %%xmm1,%%xmm0\n"
- "movq (%5,%%rax,8),%%xmm1\n"
- "lea (%%r10,%6),%%r11\n"
- "sar $0x4,%%r10\n"
- "movzb (%0,%%r10,1),%%rax\n"
- "movq (%5,%%rax,8),%%xmm2\n"
- "paddsw %%xmm0,%%xmm1\n"
- "paddsw %%xmm0,%%xmm2\n"
- "shufps $0x44,%%xmm2,%%xmm1\n"
- "psraw $0x6,%%xmm1\n"
- "packuswb %%xmm1,%%xmm1\n"
- "movq %%xmm1,0x0(%3)\n"
- "add $0x8,%3\n"
- "sub $0x2,%4\n"
- "jns scaleloop\n"
-
-"scalenext:"
- "add $0x1,%4\n"
- "js scaledone\n"
-
- "mov %%r11,%%r10\n"
- "sar $0x5,%%r10\n"
- "movzb (%1,%%r10,1),%%rax\n"
- "movq 2048(%5,%%rax,8),%%xmm0\n"
- "movzb (%2,%%r10,1),%%rax\n"
- "movq 4096(%5,%%rax,8),%%xmm1\n"
- "paddsw %%xmm1,%%xmm0\n"
- "sar $0x4,%%r11\n"
- "movzb (%0,%%r11,1),%%rax\n"
- "movq (%5,%%rax,8),%%xmm1\n"
- "paddsw %%xmm0,%%xmm1\n"
- "psraw $0x6,%%xmm1\n"
- "packuswb %%xmm1,%%xmm1\n"
- "movd %%xmm1,0x0(%3)\n"
-
-"scaledone:"
- :
- : "r"(y_buf), // %0
- "r"(u_buf), // %1
- "r"(v_buf), // %2
- "r"(rgb_buf), // %3
- "r"(width), // %4
- "r" (kCoefficientsRgbY), // %5
- "r"(static_cast<long>(scaled_dx)) // %6
- : "memory", "r10", "r11", "rax", "xmm0", "xmm1", "xmm2"
-);
-}
-
-#else
-
-void FastConvertYUVToRGB32Row(const uint8* y_buf,
- const uint8* u_buf,
- const uint8* v_buf,
- uint8* rgb_buf,
- int width);
-
- asm(
- ".global FastConvertYUVToRGB32Row\n"
-"FastConvertYUVToRGB32Row:\n"
- "pusha\n"
- "mov 0x24(%esp),%edx\n"
- "mov 0x28(%esp),%edi\n"
- "mov 0x2c(%esp),%esi\n"
- "mov 0x30(%esp),%ebp\n"
- "mov 0x34(%esp),%ecx\n"
- "jmp convertend\n"
-
-"convertloop:"
- "movzbl (%edi),%eax\n"
- "add $0x1,%edi\n"
- "movzbl (%esi),%ebx\n"
- "add $0x1,%esi\n"
- "movq kCoefficientsRgbY+2048(,%eax,8),%mm0\n"
- "movzbl (%edx),%eax\n"
- "paddsw kCoefficientsRgbY+4096(,%ebx,8),%mm0\n"
- "movzbl 0x1(%edx),%ebx\n"
- "movq kCoefficientsRgbY(,%eax,8),%mm1\n"
- "add $0x2,%edx\n"
- "movq kCoefficientsRgbY(,%ebx,8),%mm2\n"
- "paddsw %mm0,%mm1\n"
- "paddsw %mm0,%mm2\n"
- "psraw $0x6,%mm1\n"
- "psraw $0x6,%mm2\n"
- "packuswb %mm2,%mm1\n"
- "movntq %mm1,0x0(%ebp)\n"
- "add $0x8,%ebp\n"
-"convertend:"
- "sub $0x2,%ecx\n"
- "jns convertloop\n"
-
- "and $0x1,%ecx\n"
- "je convertdone\n"
-
- "movzbl (%edi),%eax\n"
- "movq kCoefficientsRgbY+2048(,%eax,8),%mm0\n"
- "movzbl (%esi),%eax\n"
- "paddsw kCoefficientsRgbY+4096(,%eax,8),%mm0\n"
- "movzbl (%edx),%eax\n"
- "movq kCoefficientsRgbY(,%eax,8),%mm1\n"
- "paddsw %mm0,%mm1\n"
- "psraw $0x6,%mm1\n"
- "packuswb %mm1,%mm1\n"
- "movd %mm1,0x0(%ebp)\n"
-"convertdone:"
- "popa\n"
- "ret\n"
-);
-
-
-void ScaleYUVToRGB32Row(const uint8* y_buf,
- const uint8* u_buf,
- const uint8* v_buf,
- uint8* rgb_buf,
- int width,
- int scaled_dx);
-
- asm(
- ".global ScaleYUVToRGB32Row\n"
-"ScaleYUVToRGB32Row:\n"
- "pusha\n"
- "mov 0x24(%esp),%edx\n"
- "mov 0x28(%esp),%edi\n"
- "mov 0x2c(%esp),%esi\n"
- "mov 0x30(%esp),%ebp\n"
- "mov 0x34(%esp),%ecx\n"
- "xor %ebx,%ebx\n"
- "jmp scaleend\n"
-
-"scaleloop:"
- "mov %ebx,%eax\n"
- "sar $0x5,%eax\n"
- "movzbl (%edi,%eax,1),%eax\n"
- "movq kCoefficientsRgbY+2048(,%eax,8),%mm0\n"
- "mov %ebx,%eax\n"
- "sar $0x5,%eax\n"
- "movzbl (%esi,%eax,1),%eax\n"
- "paddsw kCoefficientsRgbY+4096(,%eax,8),%mm0\n"
- "mov %ebx,%eax\n"
- "add 0x38(%esp),%ebx\n"
- "sar $0x4,%eax\n"
- "movzbl (%edx,%eax,1),%eax\n"
- "movq kCoefficientsRgbY(,%eax,8),%mm1\n"
- "mov %ebx,%eax\n"
- "add 0x38(%esp),%ebx\n"
- "sar $0x4,%eax\n"
- "movzbl (%edx,%eax,1),%eax\n"
- "movq kCoefficientsRgbY(,%eax,8),%mm2\n"
- "paddsw %mm0,%mm1\n"
- "paddsw %mm0,%mm2\n"
- "psraw $0x6,%mm1\n"
- "psraw $0x6,%mm2\n"
- "packuswb %mm2,%mm1\n"
- "movntq %mm1,0x0(%ebp)\n"
- "add $0x8,%ebp\n"
-"scaleend:"
- "sub $0x2,%ecx\n"
- "jns scaleloop\n"
-
- "and $0x1,%ecx\n"
- "je scaledone\n"
-
- "mov %ebx,%eax\n"
- "sar $0x5,%eax\n"
- "movzbl (%edi,%eax,1),%eax\n"
- "movq kCoefficientsRgbY+2048(,%eax,8),%mm0\n"
- "mov %ebx,%eax\n"
- "sar $0x5,%eax\n"
- "movzbl (%esi,%eax,1),%eax\n"
- "paddsw kCoefficientsRgbY+4096(,%eax,8),%mm0\n"
- "mov %ebx,%eax\n"
- "sar $0x4,%eax\n"
- "movzbl (%edx,%eax,1),%eax\n"
- "movq kCoefficientsRgbY(,%eax,8),%mm1\n"
- "paddsw %mm0,%mm1\n"
- "psraw $0x6,%mm1\n"
- "packuswb %mm1,%mm1\n"
- "movd %mm1,0x0(%ebp)\n"
-
-"scaledone:"
- "popa\n"
- "ret\n"
-);
-
-#endif
-
-#else // USE_MMX
// Reference version of YUV converter.
static const int kClipTableSize = 256;
static const int kClipOverflow = 288; // Cb max is 535.
static uint8 kRgbClipTable[kClipOverflow +
kClipTableSize +
kClipOverflow] = {
@@ -651,17 +149,17 @@ static inline void YuvPixel(uint8 y,
int32 C298a = ((static_cast<int32>(y) - 16) * 298 + 128);
*reinterpret_cast<uint32*>(rgb_buf) = (clip(C298a + cb)) |
(clip(C298a + cg) << 8) |
(clip(C298a + cr) << 16) |
(0xff000000);
}
-void FastConvertYUVToRGB32Row(const uint8* y_buf,
+void FastConvertYUVToRGB32Row_C(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* rgb_buf,
int width) {
for (int x = 0; x < width; x += 2) {
uint8 u = u_buf[x >> 1];
uint8 v = v_buf[x >> 1];
uint8 y0 = y_buf[x];
@@ -673,27 +171,26 @@ void FastConvertYUVToRGB32Row(const uint8* y_buf,
rgb_buf += 8; // Advance 2 pixels.
}
}
// 28.4 fixed point is used. A shift by 4 isolates the integer.
// A shift by 5 is used to further subsample the chrominence channels.
// & 15 isolates the fixed point fraction. >> 2 to get the upper 2 bits,
// for 1/4 pixel accurate interpolation.
-void ScaleYUVToRGB32Row(const uint8* y_buf,
+void ScaleYUVToRGB32Row_C(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* rgb_buf,
int width,
int scaled_dx) {
int scaled_x = 0;
for (int x = 0; x < width; ++x) {
uint8 u = u_buf[scaled_x >> 5];
uint8 v = v_buf[scaled_x >> 5];
uint8 y0 = y_buf[scaled_x >> 4];
YuvPixel(y0, u, v, rgb_buf);
rgb_buf += 4;
scaled_x += scaled_dx;
}
}
-#endif // USE_MMX
} // extern "C"
diff --git b/gfx/ycbcr/yuv_row_linux.cpp a/gfx/ycbcr/yuv_row_linux.cpp
index 4a20777..eeb78f6 100644
--- b/gfx/ycbcr/yuv_row_linux.cpp
+++ a/gfx/ycbcr/yuv_row_linux.cpp
@@ -1,25 +1,20 @@
// Copyright (c) 2009 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
-#include "media/base/yuv_row.h"
+#include "yuv_row.h"
-#ifdef _DEBUG
-#include "base/logging.h"
-#else
#define DCHECK(a)
-#endif
// TODO(fbarchard): Move this to yuv_row_posix.cc to share with Mac.
// TODO(fbarchard): Do 64 bit version.
extern "C" {
-#if USE_MMX
#define RGBY(i) { \
static_cast<int16>(1.164 * 64 * (i - 16) + 0.5), \
static_cast<int16>(1.164 * 64 * (i - 16) + 0.5), \
static_cast<int16>(1.164 * 64 * (i - 16) + 0.5), \
0 \
}
@@ -234,21 +229,16 @@ MMX_ALIGNED(int16 kCoefficientsRgbY[768][4]) = {
RGBV(0xE8), RGBV(0xE9), RGBV(0xEA), RGBV(0xEB),
RGBV(0xEC), RGBV(0xED), RGBV(0xEE), RGBV(0xEF),
RGBV(0xF0), RGBV(0xF1), RGBV(0xF2), RGBV(0xF3),
RGBV(0xF4), RGBV(0xF5), RGBV(0xF6), RGBV(0xF7),
RGBV(0xF8), RGBV(0xF9), RGBV(0xFA), RGBV(0xFB),
RGBV(0xFC), RGBV(0xFD), RGBV(0xFE), RGBV(0xFF),
};
-#undef RGBY
-#undef RGBU
-#undef RGBV
-#undef MMX_ALIGNED
-
#if defined(ARCH_CPU_X86_64)
// AMD64 ABI uses register paremters.
void FastConvertYUVToRGB32Row(const uint8* y_buf, // rdi
const uint8* u_buf, // rsi
const uint8* v_buf, // rdx
uint8* rgb_buf, // rcx
int width) { // r8
@@ -376,17 +366,16 @@ void ScaleYUVToRGB32Row(const uint8* y_buf, // rdi
#else
void FastConvertYUVToRGB32Row(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* rgb_buf,
int width);
-
asm(
".global FastConvertYUVToRGB32Row\n"
"FastConvertYUVToRGB32Row:\n"
"pusha\n"
"mov 0x24(%esp),%edx\n"
"mov 0x28(%esp),%edi\n"
"mov 0x2c(%esp),%esi\n"
"mov 0x30(%esp),%ebp\n"
@@ -505,195 +494,10 @@ void ScaleYUVToRGB32Row(const uint8* y_buf,
"movd %mm1,0x0(%ebp)\n"
"scaledone:"
"popa\n"
"ret\n"
);
#endif
-
-#else // USE_MMX
-
-// Reference version of YUV converter.
-static const int kClipTableSize = 256;
-static const int kClipOverflow = 288; // Cb max is 535.
-
-static uint8 kRgbClipTable[kClipOverflow +
- kClipTableSize +
- kClipOverflow] = {
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // 288 underflow values
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // clipped to 0.
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, // Unclipped values.
- 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
- 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
- 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F,
- 0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27,
- 0x28, 0x29, 0x2A, 0x2B, 0x2C, 0x2D, 0x2E, 0x2F,
- 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37,
- 0x38, 0x39, 0x3A, 0x3B, 0x3C, 0x3D, 0x3E, 0x3F,
- 0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47,
- 0x48, 0x49, 0x4A, 0x4B, 0x4C, 0x4D, 0x4E, 0x4F,
- 0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57,
- 0x58, 0x59, 0x5A, 0x5B, 0x5C, 0x5D, 0x5E, 0x5F,
- 0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67,
- 0x68, 0x69, 0x6A, 0x6B, 0x6C, 0x6D, 0x6E, 0x6F,
- 0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77,
- 0x78, 0x79, 0x7A, 0x7B, 0x7C, 0x7D, 0x7E, 0x7F,
- 0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87,
- 0x88, 0x89, 0x8A, 0x8B, 0x8C, 0x8D, 0x8E, 0x8F,
- 0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97,
- 0x98, 0x99, 0x9A, 0x9B, 0x9C, 0x9D, 0x9E, 0x9F,
- 0xA0, 0xA1, 0xA2, 0xA3, 0xA4, 0xA5, 0xA6, 0xA7,
- 0xA8, 0xA9, 0xAA, 0xAB, 0xAC, 0xAD, 0xAE, 0xAF,
- 0xB0, 0xB1, 0xB2, 0xB3, 0xB4, 0xB5, 0xB6, 0xB7,
- 0xB8, 0xB9, 0xBA, 0xBB, 0xBC, 0xBD, 0xBE, 0xBF,
- 0xC0, 0xC1, 0xC2, 0xC3, 0xC4, 0xC5, 0xC6, 0xC7,
- 0xC8, 0xC9, 0xCA, 0xCB, 0xCC, 0xCD, 0xCE, 0xCF,
- 0xD0, 0xD1, 0xD2, 0xD3, 0xD4, 0xD5, 0xD6, 0xD7,
- 0xD8, 0xD9, 0xDA, 0xDB, 0xDC, 0xDD, 0xDE, 0xDF,
- 0xE0, 0xE1, 0xE2, 0xE3, 0xE4, 0xE5, 0xE6, 0xE7,
- 0xE8, 0xE9, 0xEA, 0xEB, 0xEC, 0xED, 0xEE, 0xEF,
- 0xF0, 0xF1, 0xF2, 0xF3, 0xF4, 0xF5, 0xF6, 0xF7,
- 0xF8, 0xF9, 0xFA, 0xFB, 0xFC, 0xFD, 0xFE, 0xFF,
- 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, // 288 overflow values
- 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, // clipped to 255.
- 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
- 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
- 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
- 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
- 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
- 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
- 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
- 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
- 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
- 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
- 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
- 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
- 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
- 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
- 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
- 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
- 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
- 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
- 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
- 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
- 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
- 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
- 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
- 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
- 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
- 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
- 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
- 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
- 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
- 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
- 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
- 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
- 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
- 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
-};
-
-// Clip an rgb channel value to 0..255 range.
-// Source is signed fixed point 8.8.
-// Table allows for values to underflow or overflow by 128.
-// Therefore source range is -128 to 384.
-// Output clips to unsigned 0 to 255.
-static inline uint32 clip(int32 value) {
- DCHECK(((value >> 8) + kClipOverflow) >= 0);
- DCHECK(((value >> 8) + kClipOverflow) <
- (kClipOverflow + kClipTableSize + kClipOverflow));
- return static_cast<uint32>(kRgbClipTable[((value) >> 8) + kClipOverflow]);
-}
-
-static inline void YuvPixel(uint8 y,
- uint8 u,
- uint8 v,
- uint8* rgb_buf) {
- int32 d = static_cast<int32>(u) - 128;
- int32 e = static_cast<int32>(v) - 128;
-
- int32 cb = (516 * d + 128);
- int32 cg = (- 100 * d - 208 * e + 128);
- int32 cr = (409 * e + 128);
-
- int32 C298a = ((static_cast<int32>(y) - 16) * 298 + 128);
- *reinterpret_cast<uint32*>(rgb_buf) = (clip(C298a + cb)) |
- (clip(C298a + cg) << 8) |
- (clip(C298a + cr) << 16) |
- (0xff000000);
-}
-
-void FastConvertYUVToRGB32Row(const uint8* y_buf,
- const uint8* u_buf,
- const uint8* v_buf,
- uint8* rgb_buf,
- int width) {
- for (int x = 0; x < width; x += 2) {
- uint8 u = u_buf[x >> 1];
- uint8 v = v_buf[x >> 1];
- uint8 y0 = y_buf[x];
- YuvPixel(y0, u, v, rgb_buf);
- if ((x + 1) < width) {
- uint8 y1 = y_buf[x + 1];
- YuvPixel(y1, u, v, rgb_buf + 4);
- }
- rgb_buf += 8; // Advance 2 pixels.
- }
-}
-
-// 28.4 fixed point is used. A shift by 4 isolates the integer.
-// A shift by 5 is used to further subsample the chrominence channels.
-// & 15 isolates the fixed point fraction. >> 2 to get the upper 2 bits,
-// for 1/4 pixel accurate interpolation.
-void ScaleYUVToRGB32Row(const uint8* y_buf,
- const uint8* u_buf,
- const uint8* v_buf,
- uint8* rgb_buf,
- int width,
- int scaled_dx) {
- int scaled_x = 0;
- for (int x = 0; x < width; ++x) {
- uint8 u = u_buf[scaled_x >> 5];
- uint8 v = v_buf[scaled_x >> 5];
- uint8 y0 = y_buf[scaled_x >> 4];
- YuvPixel(y0, u, v, rgb_buf);
- rgb_buf += 4;
- scaled_x += scaled_dx;
- }
-}
-#endif // USE_MMX
} // extern "C"
diff --git b/gfx/ycbcr/yuv_row_mac.cpp a/gfx/ycbcr/yuv_row_mac.cpp
index 39c252d..aa40aac 100644
--- b/gfx/ycbcr/yuv_row_mac.cpp
+++ a/gfx/ycbcr/yuv_row_mac.cpp
@@ -1,13 +1,13 @@
// Copyright (c) 2009 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
-#include "media/base/yuv_row.h"
+#include "yuv_row.h"
// TODO(fbarchard): Do 64 bit version.
extern "C" {
#define RGBY(i) { \
static_cast<int16>(1.164 * 64 * (i - 16) + 0.5), \
static_cast<int16>(1.164 * 64 * (i - 16) + 0.5), \
diff --git b/gfx/ycbcr/yuv_row_win.cpp a/gfx/ycbcr/yuv_row_win.cpp
index 1e11d94..a77a16f 100644
--- b/gfx/ycbcr/yuv_row_win.cpp
+++ a/gfx/ycbcr/yuv_row_win.cpp
@@ -1,13 +1,13 @@
// Copyright (c) 2009 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
-#include "media/base/yuv_row.h"
+#include "yuv_row.h"
extern "C" {
#define RGBY(i) { \
static_cast<int16>(1.164 * 64 * (i - 16) + 0.5), \
static_cast<int16>(1.164 * 64 * (i - 16) + 0.5), \
static_cast<int16>(1.164 * 64 * (i - 16) + 0.5), \
0 \
}
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