gfx/ycbcr/yuv_row.h
author Trevor Saunders <trev.saunders@gmail.com>
Wed, 23 Oct 2013 17:20:55 -0400
changeset 165821 d0732dc3f30ec3cd30d574ca01acec015961b480
parent 94280 f64f62213f61693a4f85e4c89a3191f83e388684
child 326723 318273f25e6d460d8e267353efe4f72406587ca1
permissions -rw-r--r--
[PATCH] bug 922566 - kill dom-config.mk From 6681eaa8bb47ddb4756fd71738771c4c437101c0 Mon Sep 17 00:00:00 2001 --- content/media/webspeech/recognition/Makefile.in | 1 - content/media/webspeech/recognition/moz.build | 5 +- content/media/webspeech/synth/Makefile.in | 1 - content/media/webspeech/synth/pico/Makefile.in | 3 -- dom/alarm/Makefile.in | 2 - dom/apps/src/Makefile.in | 1 - dom/base/Makefile.in | 2 - dom/base/moz.build | 26 ++++++++++- dom/battery/Makefile.in | 1 - dom/bindings/Makefile.in | 3 -- dom/bindings/moz.build | 17 ++++++- dom/bindings/test/Makefile.in | 5 +- dom/bluetooth/Makefile.in | 2 - dom/bluetooth/moz.build | 7 ++- dom/browser-element/Makefile.in | 3 -- dom/browser-element/moz.build | 6 ++- dom/camera/Makefile.in | 1 - dom/camera/moz.build | 5 +- dom/devicestorage/Makefile.in | 1 - dom/dom-config.mk | 61 ------------------------- dom/encoding/Makefile.in | 1 - dom/fmradio/Makefile.in | 2 - dom/fmradio/ipc/Makefile.in | 1 - dom/fmradio/ipc/moz.build | 5 +- dom/fmradio/moz.build | 5 +- dom/icc/src/Makefile.in | 4 -- dom/media/Makefile.in | 3 -- dom/media/moz.build | 6 ++- dom/mobilemessage/src/Makefile.in | 1 - dom/mobilemessage/src/moz.build | 5 +- dom/network/src/Makefile.in | 2 - dom/plugins/base/Makefile.in | 1 - dom/plugins/base/moz.build | 8 +++- dom/power/Makefile.in | 1 - dom/quota/Makefile.in | 1 - dom/system/gonk/Makefile.in | 2 - dom/telephony/Makefile.in | 1 - dom/time/Makefile.in | 1 - dom/wifi/Makefile.in | 5 -- 39 files changed, 85 insertions(+), 123 deletions(-) delete mode 100644 dom/dom-config.mk delete mode 100644 dom/wifi/Makefile.in

// Copyright (c) 2010 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.

// 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 "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,
                                unsigned int x_shift);

void FastConvertYUVToRGB32Row(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.
// Only defined on Windows x86-32.
void ConvertYUVToRGB32Row_SSE(const uint8* y_buf,
                              const uint8* u_buf,
                              const uint8* v_buf,
                              uint8* rgb_buf,
                              int width,
                              int step);

// Rotate is like Convert, but applies different step to Y versus U and V.
// This allows rotation by 90 or 270, by stepping by stride.
// This is the forth fastest of the scalers.
// Only defined on Windows x86-32.
void RotateConvertYUVToRGB32Row_SSE(const uint8* y_buf,
                                    const uint8* u_buf,
                                    const uint8* v_buf,
                                    uint8* rgb_buf,
                                    int width,
                                    int ystep,
                                    int uvstep);

// Doubler does 4 pixels at a time.  Each pixel is replicated.
// This is the fastest of the scalers.
// Only defined on Windows x86-32.
void DoubleYUVToRGB32Row_SSE(const uint8* y_buf,
                             const uint8* u_buf,
                             const uint8* v_buf,
                             uint8* rgb_buf,
                             int width);

// Handles arbitrary scaling up or down.
// Mirroring is supported, but not 90 or 270 degree rotation.
// Chroma is under sampled every 2 pixels for performance.
void ScaleYUVToRGB32Row(const uint8* y_buf,
                        const uint8* u_buf,
                        const uint8* v_buf,
                        uint8* rgb_buf,
                        int width,
                        int source_dx);

void ScaleYUVToRGB32Row(const uint8* y_buf,
                        const uint8* u_buf,
                        const uint8* v_buf,
                        uint8* rgb_buf,
                        int width,
                        int source_dx);

void ScaleYUVToRGB32Row_C(const uint8* y_buf,
                          const uint8* u_buf,
                          const uint8* v_buf,
                          uint8* rgb_buf,
                          int width,
                          int source_dx);

// Handles arbitrary scaling up or down with bilinear filtering.
// Mirroring is supported, but not 90 or 270 degree rotation.
// Chroma is under sampled every 2 pixels for performance.
// This is the slowest of the scalers.
void LinearScaleYUVToRGB32Row(const uint8* y_buf,
                              const uint8* u_buf,
                              const uint8* v_buf,
                              uint8* rgb_buf,
                              int width,
                              int source_dx);

void LinearScaleYUVToRGB32Row(const uint8* y_buf,
                              const uint8* u_buf,
                              const uint8* v_buf,
                              uint8* rgb_buf,
                              int width,
                              int source_dx);

void LinearScaleYUVToRGB32Row_C(const uint8* y_buf,
                                const uint8* u_buf,
                                const uint8* v_buf,
                                uint8* rgb_buf,
                                int width,
                                int source_dx);


#if defined(_MSC_VER)
#define SIMD_ALIGNED(var) __declspec(align(16)) var
#else
#define SIMD_ALIGNED(var) var __attribute__((aligned(16)))
#endif
extern SIMD_ALIGNED(int16 kCoefficientsRgbY[768][4]);

// x64 uses MMX2 (SSE) so emms is not required.
// Warning C4799: function has no EMMS instruction.
// EMMS() is slow and should be called by the calling function once per image.
#if defined(ARCH_CPU_X86) && !defined(ARCH_CPU_X86_64)
#if defined(_MSC_VER)
#define EMMS() __asm emms
#pragma warning(disable: 4799)
#else
#define EMMS() asm("emms")
#endif
#else
#define EMMS() ((void)0)
#endif

}  // extern "C"

#endif  // MEDIA_BASE_YUV_ROW_H_