зеркало из https://github.com/mozilla/gecko-dev.git
427 строки
15 KiB
C++
427 строки
15 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
// vim:set ts=2 sts=2 sw=2 et cin:
|
|
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
#include "MacIOSurface.h"
|
|
#include <OpenGL/gl.h>
|
|
#include <QuartzCore/QuartzCore.h>
|
|
#include <dlfcn.h>
|
|
#include "mozilla/RefPtr.h"
|
|
#include "mozilla/Assertions.h"
|
|
|
|
using namespace mozilla;
|
|
// IOSurface signatures
|
|
#define IOSURFACE_FRAMEWORK_PATH \
|
|
"/System/Library/Frameworks/IOSurface.framework/IOSurface"
|
|
#define OPENGL_FRAMEWORK_PATH \
|
|
"/System/Library/Frameworks/OpenGL.framework/OpenGL"
|
|
#define COREGRAPHICS_FRAMEWORK_PATH \
|
|
"/System/Library/Frameworks/ApplicationServices.framework/Frameworks/CoreGraphics.framework/CoreGraphics"
|
|
|
|
|
|
|
|
#define GET_CONST(const_name) \
|
|
((CFStringRef*) dlsym(sIOSurfaceFramework, const_name))
|
|
#define GET_IOSYM(dest,sym_name) \
|
|
(typeof(dest)) dlsym(sIOSurfaceFramework, sym_name)
|
|
#define GET_CGLSYM(dest,sym_name) \
|
|
(typeof(dest)) dlsym(sOpenGLFramework, sym_name)
|
|
#define GET_CGSYM(dest,sym_name) \
|
|
(typeof(dest)) dlsym(sCoreGraphicsFramework, sym_name)
|
|
|
|
MacIOSurfaceLib::LibraryUnloader MacIOSurfaceLib::sLibraryUnloader;
|
|
bool MacIOSurfaceLib::isLoaded = false;
|
|
void* MacIOSurfaceLib::sIOSurfaceFramework;
|
|
void* MacIOSurfaceLib::sOpenGLFramework;
|
|
void* MacIOSurfaceLib::sCoreGraphicsFramework;
|
|
IOSurfaceCreateFunc MacIOSurfaceLib::sCreate;
|
|
IOSurfaceGetIDFunc MacIOSurfaceLib::sGetID;
|
|
IOSurfaceLookupFunc MacIOSurfaceLib::sLookup;
|
|
IOSurfaceGetBaseAddressFunc MacIOSurfaceLib::sGetBaseAddress;
|
|
IOSurfaceGetWidthFunc MacIOSurfaceLib::sWidth;
|
|
IOSurfaceGetHeightFunc MacIOSurfaceLib::sHeight;
|
|
IOSurfaceGetBytesPerRowFunc MacIOSurfaceLib::sBytesPerRow;
|
|
IOSurfaceLockFunc MacIOSurfaceLib::sLock;
|
|
IOSurfaceUnlockFunc MacIOSurfaceLib::sUnlock;
|
|
CGLTexImageIOSurface2DFunc MacIOSurfaceLib::sTexImage;
|
|
IOSurfaceContextCreateFunc MacIOSurfaceLib::sIOSurfaceContextCreate;
|
|
IOSurfaceContextCreateImageFunc MacIOSurfaceLib::sIOSurfaceContextCreateImage;
|
|
IOSurfaceContextGetSurfaceFunc MacIOSurfaceLib::sIOSurfaceContextGetSurface;
|
|
unsigned int (*MacIOSurfaceLib::sCGContextGetTypePtr) (CGContextRef) = nullptr;
|
|
|
|
CFStringRef MacIOSurfaceLib::kPropWidth;
|
|
CFStringRef MacIOSurfaceLib::kPropHeight;
|
|
CFStringRef MacIOSurfaceLib::kPropBytesPerElem;
|
|
CFStringRef MacIOSurfaceLib::kPropBytesPerRow;
|
|
CFStringRef MacIOSurfaceLib::kPropIsGlobal;
|
|
|
|
bool MacIOSurfaceLib::isInit() {
|
|
// Guard against trying to reload the library
|
|
// if it is not available.
|
|
if (!isLoaded)
|
|
LoadLibrary();
|
|
MOZ_ASSERT(sIOSurfaceFramework);
|
|
return sIOSurfaceFramework;
|
|
}
|
|
|
|
IOSurfacePtr MacIOSurfaceLib::IOSurfaceCreate(CFDictionaryRef properties) {
|
|
return sCreate(properties);
|
|
}
|
|
|
|
IOSurfacePtr MacIOSurfaceLib::IOSurfaceLookup(IOSurfaceID aIOSurfaceID) {
|
|
return sLookup(aIOSurfaceID);
|
|
}
|
|
|
|
IOSurfaceID MacIOSurfaceLib::IOSurfaceGetID(IOSurfacePtr aIOSurfacePtr) {
|
|
return sGetID(aIOSurfacePtr);
|
|
}
|
|
|
|
void* MacIOSurfaceLib::IOSurfaceGetBaseAddress(IOSurfacePtr aIOSurfacePtr) {
|
|
return sGetBaseAddress(aIOSurfacePtr);
|
|
}
|
|
|
|
size_t MacIOSurfaceLib::IOSurfaceGetWidth(IOSurfacePtr aIOSurfacePtr) {
|
|
return sWidth(aIOSurfacePtr);
|
|
}
|
|
|
|
size_t MacIOSurfaceLib::IOSurfaceGetHeight(IOSurfacePtr aIOSurfacePtr) {
|
|
return sHeight(aIOSurfacePtr);
|
|
}
|
|
|
|
size_t MacIOSurfaceLib::IOSurfaceGetBytesPerRow(IOSurfacePtr aIOSurfacePtr) {
|
|
return sBytesPerRow(aIOSurfacePtr);
|
|
}
|
|
|
|
IOReturn MacIOSurfaceLib::IOSurfaceLock(IOSurfacePtr aIOSurfacePtr,
|
|
uint32_t options, uint32_t *seed) {
|
|
return sLock(aIOSurfacePtr, options, seed);
|
|
}
|
|
|
|
IOReturn MacIOSurfaceLib::IOSurfaceUnlock(IOSurfacePtr aIOSurfacePtr,
|
|
uint32_t options, uint32_t *seed) {
|
|
return sUnlock(aIOSurfacePtr, options, seed);
|
|
}
|
|
|
|
CGLError MacIOSurfaceLib::CGLTexImageIOSurface2D(CGLContextObj ctxt,
|
|
GLenum target, GLenum internalFormat,
|
|
GLsizei width, GLsizei height,
|
|
GLenum format, GLenum type,
|
|
IOSurfacePtr ioSurface, GLuint plane) {
|
|
return sTexImage(ctxt, target, internalFormat, width, height,
|
|
format, type, ioSurface, plane);
|
|
}
|
|
|
|
CGContextRef MacIOSurfaceLib::IOSurfaceContextCreate(IOSurfacePtr aIOSurfacePtr,
|
|
unsigned aWidth, unsigned aHeight,
|
|
unsigned aBitsPerComponent, unsigned aBytes,
|
|
CGColorSpaceRef aColorSpace, CGBitmapInfo bitmapInfo) {
|
|
if (!sIOSurfaceContextCreate)
|
|
return nullptr;
|
|
return sIOSurfaceContextCreate(aIOSurfacePtr, aWidth, aHeight, aBitsPerComponent, aBytes, aColorSpace, bitmapInfo);
|
|
}
|
|
|
|
CGImageRef MacIOSurfaceLib::IOSurfaceContextCreateImage(CGContextRef aContext) {
|
|
if (!sIOSurfaceContextCreateImage)
|
|
return nullptr;
|
|
return sIOSurfaceContextCreateImage(aContext);
|
|
}
|
|
|
|
IOSurfacePtr MacIOSurfaceLib::IOSurfaceContextGetSurface(CGContextRef aContext) {
|
|
if (!sIOSurfaceContextGetSurface)
|
|
return nullptr;
|
|
return sIOSurfaceContextGetSurface(aContext);
|
|
}
|
|
|
|
CFStringRef MacIOSurfaceLib::GetIOConst(const char* symbole) {
|
|
CFStringRef *address = (CFStringRef*)dlsym(sIOSurfaceFramework, symbole);
|
|
if (!address)
|
|
return nullptr;
|
|
|
|
return *address;
|
|
}
|
|
|
|
void MacIOSurfaceLib::LoadLibrary() {
|
|
if (isLoaded) {
|
|
return;
|
|
}
|
|
isLoaded = true;
|
|
sIOSurfaceFramework = dlopen(IOSURFACE_FRAMEWORK_PATH,
|
|
RTLD_LAZY | RTLD_LOCAL);
|
|
sOpenGLFramework = dlopen(OPENGL_FRAMEWORK_PATH,
|
|
RTLD_LAZY | RTLD_LOCAL);
|
|
|
|
sCoreGraphicsFramework = dlopen(COREGRAPHICS_FRAMEWORK_PATH,
|
|
RTLD_LAZY | RTLD_LOCAL);
|
|
if (!sIOSurfaceFramework || !sOpenGLFramework || !sCoreGraphicsFramework) {
|
|
if (sIOSurfaceFramework)
|
|
dlclose(sIOSurfaceFramework);
|
|
if (sOpenGLFramework)
|
|
dlclose(sOpenGLFramework);
|
|
if (sCoreGraphicsFramework)
|
|
dlclose(sCoreGraphicsFramework);
|
|
sIOSurfaceFramework = nullptr;
|
|
sOpenGLFramework = nullptr;
|
|
sCoreGraphicsFramework = nullptr;
|
|
return;
|
|
}
|
|
|
|
kPropWidth = GetIOConst("kIOSurfaceWidth");
|
|
kPropHeight = GetIOConst("kIOSurfaceHeight");
|
|
kPropBytesPerElem = GetIOConst("kIOSurfaceBytesPerElement");
|
|
kPropBytesPerRow = GetIOConst("kIOSurfaceBytesPerRow");
|
|
kPropIsGlobal = GetIOConst("kIOSurfaceIsGlobal");
|
|
sCreate = GET_IOSYM(sCreate, "IOSurfaceCreate");
|
|
sGetID = GET_IOSYM(sGetID, "IOSurfaceGetID");
|
|
sWidth = GET_IOSYM(sWidth, "IOSurfaceGetWidth");
|
|
sHeight = GET_IOSYM(sHeight, "IOSurfaceGetHeight");
|
|
sBytesPerRow = GET_IOSYM(sBytesPerRow, "IOSurfaceGetBytesPerRow");
|
|
sLookup = GET_IOSYM(sLookup, "IOSurfaceLookup");
|
|
sLock = GET_IOSYM(sLock, "IOSurfaceLock");
|
|
sUnlock = GET_IOSYM(sUnlock, "IOSurfaceUnlock");
|
|
sGetBaseAddress = GET_IOSYM(sGetBaseAddress, "IOSurfaceGetBaseAddress");
|
|
sTexImage = GET_CGLSYM(sTexImage, "CGLTexImageIOSurface2D");
|
|
sCGContextGetTypePtr = (unsigned int (*)(CGContext*))dlsym(RTLD_DEFAULT, "CGContextGetType");
|
|
|
|
// Optional symbols
|
|
sIOSurfaceContextCreate = GET_CGSYM(sIOSurfaceContextCreate, "CGIOSurfaceContextCreate");
|
|
sIOSurfaceContextCreateImage = GET_CGSYM(sIOSurfaceContextCreateImage, "CGIOSurfaceContextCreateImage");
|
|
sIOSurfaceContextGetSurface = GET_CGSYM(sIOSurfaceContextGetSurface, "CGIOSurfaceContextGetSurface");
|
|
|
|
if (!sCreate || !sGetID || !sLookup || !sTexImage || !sGetBaseAddress ||
|
|
!kPropWidth || !kPropHeight || !kPropBytesPerElem || !kPropIsGlobal ||
|
|
!sLock || !sUnlock || !sWidth || !sHeight || !kPropBytesPerRow ||
|
|
!sBytesPerRow) {
|
|
CloseLibrary();
|
|
}
|
|
}
|
|
|
|
void MacIOSurfaceLib::CloseLibrary() {
|
|
if (sIOSurfaceFramework) {
|
|
dlclose(sIOSurfaceFramework);
|
|
}
|
|
if (sOpenGLFramework) {
|
|
dlclose(sOpenGLFramework);
|
|
}
|
|
sIOSurfaceFramework = nullptr;
|
|
sOpenGLFramework = nullptr;
|
|
}
|
|
|
|
MacIOSurface::~MacIOSurface() {
|
|
CFRelease(mIOSurfacePtr);
|
|
}
|
|
|
|
TemporaryRef<MacIOSurface> MacIOSurface::CreateIOSurface(int aWidth, int aHeight,
|
|
double aContentsScaleFactor,
|
|
bool aHasAlpha) {
|
|
if (!MacIOSurfaceLib::isInit() || aContentsScaleFactor <= 0)
|
|
return nullptr;
|
|
|
|
CFMutableDictionaryRef props = ::CFDictionaryCreateMutable(
|
|
kCFAllocatorDefault, 4,
|
|
&kCFTypeDictionaryKeyCallBacks,
|
|
&kCFTypeDictionaryValueCallBacks);
|
|
if (!props)
|
|
return nullptr;
|
|
|
|
int32_t bytesPerElem = 4;
|
|
size_t intScaleFactor = ceil(aContentsScaleFactor);
|
|
aWidth *= intScaleFactor;
|
|
aHeight *= intScaleFactor;
|
|
CFNumberRef cfWidth = ::CFNumberCreate(nullptr, kCFNumberSInt32Type, &aWidth);
|
|
CFNumberRef cfHeight = ::CFNumberCreate(nullptr, kCFNumberSInt32Type, &aHeight);
|
|
CFNumberRef cfBytesPerElem = ::CFNumberCreate(nullptr, kCFNumberSInt32Type, &bytesPerElem);
|
|
::CFDictionaryAddValue(props, MacIOSurfaceLib::kPropWidth,
|
|
cfWidth);
|
|
::CFRelease(cfWidth);
|
|
::CFDictionaryAddValue(props, MacIOSurfaceLib::kPropHeight,
|
|
cfHeight);
|
|
::CFRelease(cfHeight);
|
|
::CFDictionaryAddValue(props, MacIOSurfaceLib::kPropBytesPerElem,
|
|
cfBytesPerElem);
|
|
::CFRelease(cfBytesPerElem);
|
|
::CFDictionaryAddValue(props, MacIOSurfaceLib::kPropIsGlobal,
|
|
kCFBooleanTrue);
|
|
|
|
IOSurfacePtr surfaceRef = MacIOSurfaceLib::IOSurfaceCreate(props);
|
|
::CFRelease(props);
|
|
|
|
if (!surfaceRef)
|
|
return nullptr;
|
|
|
|
RefPtr<MacIOSurface> ioSurface = new MacIOSurface(surfaceRef, aContentsScaleFactor, aHasAlpha);
|
|
if (!ioSurface) {
|
|
::CFRelease(surfaceRef);
|
|
return nullptr;
|
|
}
|
|
|
|
return ioSurface.forget();
|
|
}
|
|
|
|
TemporaryRef<MacIOSurface> MacIOSurface::LookupSurface(IOSurfaceID aIOSurfaceID,
|
|
double aContentsScaleFactor,
|
|
bool aHasAlpha) {
|
|
if (!MacIOSurfaceLib::isInit() || aContentsScaleFactor <= 0)
|
|
return nullptr;
|
|
|
|
IOSurfacePtr surfaceRef = MacIOSurfaceLib::IOSurfaceLookup(aIOSurfaceID);
|
|
if (!surfaceRef)
|
|
return nullptr;
|
|
|
|
RefPtr<MacIOSurface> ioSurface = new MacIOSurface(surfaceRef, aContentsScaleFactor, aHasAlpha);
|
|
if (!ioSurface) {
|
|
::CFRelease(surfaceRef);
|
|
return nullptr;
|
|
}
|
|
return ioSurface.forget();
|
|
}
|
|
|
|
IOSurfaceID MacIOSurface::GetIOSurfaceID() {
|
|
return MacIOSurfaceLib::IOSurfaceGetID(mIOSurfacePtr);
|
|
}
|
|
|
|
void* MacIOSurface::GetBaseAddress() {
|
|
return MacIOSurfaceLib::IOSurfaceGetBaseAddress(mIOSurfacePtr);
|
|
}
|
|
|
|
size_t MacIOSurface::GetWidth() {
|
|
size_t intScaleFactor = ceil(mContentsScaleFactor);
|
|
return GetDevicePixelWidth() / intScaleFactor;
|
|
}
|
|
|
|
size_t MacIOSurface::GetHeight() {
|
|
size_t intScaleFactor = ceil(mContentsScaleFactor);
|
|
return GetDevicePixelHeight() / intScaleFactor;
|
|
}
|
|
|
|
size_t MacIOSurface::GetDevicePixelWidth() {
|
|
return MacIOSurfaceLib::IOSurfaceGetWidth(mIOSurfacePtr);
|
|
}
|
|
|
|
size_t MacIOSurface::GetDevicePixelHeight() {
|
|
return MacIOSurfaceLib::IOSurfaceGetHeight(mIOSurfacePtr);
|
|
}
|
|
|
|
size_t MacIOSurface::GetBytesPerRow() {
|
|
return MacIOSurfaceLib::IOSurfaceGetBytesPerRow(mIOSurfacePtr);
|
|
}
|
|
|
|
#define READ_ONLY 0x1
|
|
void MacIOSurface::Lock() {
|
|
MacIOSurfaceLib::IOSurfaceLock(mIOSurfacePtr, READ_ONLY, nullptr);
|
|
}
|
|
|
|
void MacIOSurface::Unlock() {
|
|
MacIOSurfaceLib::IOSurfaceUnlock(mIOSurfacePtr, READ_ONLY, nullptr);
|
|
}
|
|
|
|
#include "SourceSurfaceRawData.h"
|
|
using mozilla::gfx::SourceSurface;
|
|
using mozilla::gfx::SourceSurfaceRawData;
|
|
using mozilla::gfx::IntSize;
|
|
using mozilla::gfx::SurfaceFormat;
|
|
|
|
TemporaryRef<SourceSurface>
|
|
MacIOSurface::GetAsSurface() {
|
|
Lock();
|
|
size_t bytesPerRow = GetBytesPerRow();
|
|
size_t ioWidth = GetDevicePixelWidth();
|
|
size_t ioHeight = GetDevicePixelHeight();
|
|
|
|
unsigned char* ioData = (unsigned char*)GetBaseAddress();
|
|
unsigned char* dataCpy = (unsigned char*)malloc(bytesPerRow*ioHeight);
|
|
for (size_t i = 0; i < ioHeight; i++) {
|
|
memcpy(dataCpy + i * bytesPerRow,
|
|
ioData + i * bytesPerRow, ioWidth * 4);
|
|
}
|
|
|
|
Unlock();
|
|
|
|
SurfaceFormat format = HasAlpha() ? mozilla::gfx::FORMAT_B8G8R8A8 :
|
|
mozilla::gfx::FORMAT_B8G8R8X8;
|
|
|
|
RefPtr<SourceSurfaceRawData> surf = new SourceSurfaceRawData();
|
|
surf->InitWrappingData(dataCpy, IntSize(ioWidth, ioHeight), bytesPerRow, format, true);
|
|
|
|
return surf.forget();
|
|
}
|
|
|
|
CGLError
|
|
MacIOSurface::CGLTexImageIOSurface2D(CGLContextObj ctx)
|
|
{
|
|
return MacIOSurfaceLib::CGLTexImageIOSurface2D(ctx,
|
|
GL_TEXTURE_RECTANGLE_ARB,
|
|
HasAlpha() ? GL_RGBA : GL_RGB,
|
|
GetDevicePixelWidth(),
|
|
GetDevicePixelHeight(),
|
|
GL_BGRA,
|
|
GL_UNSIGNED_INT_8_8_8_8_REV,
|
|
mIOSurfacePtr, 0);
|
|
}
|
|
|
|
static
|
|
CGColorSpaceRef CreateSystemColorSpace() {
|
|
CGColorSpaceRef cspace = ::CGDisplayCopyColorSpace(::CGMainDisplayID());
|
|
if (!cspace) {
|
|
cspace = ::CGColorSpaceCreateDeviceRGB();
|
|
}
|
|
return cspace;
|
|
}
|
|
|
|
CGContextRef MacIOSurface::CreateIOSurfaceContext() {
|
|
CGColorSpaceRef cspace = CreateSystemColorSpace();
|
|
CGContextRef ref = MacIOSurfaceLib::IOSurfaceContextCreate(mIOSurfacePtr,
|
|
GetDevicePixelWidth(),
|
|
GetDevicePixelHeight(),
|
|
8, 32, cspace, 0x2002);
|
|
::CGColorSpaceRelease(cspace);
|
|
return ref;
|
|
}
|
|
|
|
CGImageRef MacIOSurface::CreateImageFromIOSurfaceContext(CGContextRef aContext) {
|
|
if (!MacIOSurfaceLib::isInit())
|
|
return nullptr;
|
|
|
|
return MacIOSurfaceLib::IOSurfaceContextCreateImage(aContext);
|
|
}
|
|
|
|
TemporaryRef<MacIOSurface> MacIOSurface::IOSurfaceContextGetSurface(CGContextRef aContext,
|
|
double aContentsScaleFactor,
|
|
bool aHasAlpha) {
|
|
if (!MacIOSurfaceLib::isInit() || aContentsScaleFactor <= 0)
|
|
return nullptr;
|
|
|
|
IOSurfacePtr surfaceRef = MacIOSurfaceLib::IOSurfaceContextGetSurface(aContext);
|
|
if (!surfaceRef)
|
|
return nullptr;
|
|
|
|
// Retain the IOSurface because MacIOSurface will release it
|
|
CFRetain(surfaceRef);
|
|
|
|
RefPtr<MacIOSurface> ioSurface = new MacIOSurface(surfaceRef, aContentsScaleFactor, aHasAlpha);
|
|
if (!ioSurface) {
|
|
::CFRelease(surfaceRef);
|
|
return nullptr;
|
|
}
|
|
return ioSurface.forget();
|
|
}
|
|
|
|
|
|
CGContextType GetContextType(CGContextRef ref)
|
|
{
|
|
if (!MacIOSurfaceLib::isInit() || !MacIOSurfaceLib::sCGContextGetTypePtr)
|
|
return CG_CONTEXT_TYPE_UNKNOWN;
|
|
|
|
unsigned int type = MacIOSurfaceLib::sCGContextGetTypePtr(ref);
|
|
if (type == CG_CONTEXT_TYPE_BITMAP) {
|
|
return CG_CONTEXT_TYPE_BITMAP;
|
|
} else if (type == CG_CONTEXT_TYPE_IOSURFACE) {
|
|
return CG_CONTEXT_TYPE_IOSURFACE;
|
|
} else {
|
|
return CG_CONTEXT_TYPE_UNKNOWN;
|
|
}
|
|
}
|
|
|
|
|