diff options
Diffstat (limited to 'app/surface/io_surface_support_mac.cc')
| -rw-r--r-- | app/surface/io_surface_support_mac.cc | 270 |
1 files changed, 0 insertions, 270 deletions
diff --git a/app/surface/io_surface_support_mac.cc b/app/surface/io_surface_support_mac.cc deleted file mode 100644 index 28eb18a..0000000 --- a/app/surface/io_surface_support_mac.cc +++ /dev/null @@ -1,270 +0,0 @@ -// 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. - -#include <dlfcn.h> - -#include "base/singleton.h" -#include "app/surface/io_surface_support_mac.h" - -typedef CFTypeRef (*IOSurfaceCreateProcPtr)(CFDictionaryRef properties); -typedef uint32 (*IOSurfaceGetIDProcPtr)(CFTypeRef io_surface); -typedef CFTypeRef (*IOSurfaceLookupProcPtr)(uint32 io_surface_id); -typedef mach_port_t (*IOSurfaceCreateMachPortProcPtr)(CFTypeRef io_surface); -typedef CFTypeRef (*IOSurfaceLookupFromMachPortProcPtr)(mach_port_t port); -typedef size_t (*IOSurfaceGetWidthPtr)(CFTypeRef io_surface); -typedef size_t (*IOSurfaceGetHeightPtr)(CFTypeRef io_surface); -typedef CGLError (*CGLTexImageIOSurface2DProcPtr)(CGLContextObj ctx, - GLenum target, - GLenum internal_format, - GLsizei width, - GLsizei height, - GLenum format, - GLenum type, - CFTypeRef io_surface, - GLuint plane); - -class IOSurfaceSupportImpl : public IOSurfaceSupport { - public: - static IOSurfaceSupportImpl* GetInstance(); - - bool InitializedSuccessfully() { - return initialized_successfully_; - } - - virtual CFStringRef GetKIOSurfaceWidth(); - virtual CFStringRef GetKIOSurfaceHeight(); - virtual CFStringRef GetKIOSurfaceBytesPerElement(); - virtual CFStringRef GetKIOSurfaceIsGlobal(); - - virtual CFTypeRef IOSurfaceCreate(CFDictionaryRef properties); - virtual uint32 IOSurfaceGetID(CFTypeRef io_surface); - virtual CFTypeRef IOSurfaceLookup(uint32 io_surface_id); - virtual mach_port_t IOSurfaceCreateMachPort(CFTypeRef io_surface); - virtual CFTypeRef IOSurfaceLookupFromMachPort(mach_port_t port); - - virtual size_t IOSurfaceGetWidth(CFTypeRef io_surface); - virtual size_t IOSurfaceGetHeight(CFTypeRef io_surface); - - virtual CGLError CGLTexImageIOSurface2D(CGLContextObj ctx, - GLenum target, - GLenum internal_format, - GLsizei width, - GLsizei height, - GLenum format, - GLenum type, - CFTypeRef io_surface, - GLuint plane); - - private: - IOSurfaceSupportImpl(); - ~IOSurfaceSupportImpl(); - - void* iosurface_handle_; - void* opengl_handle_; - CFStringRef k_io_surface_width_; - CFStringRef k_io_surface_height_; - CFStringRef k_io_surface_bytes_per_element_; - CFStringRef k_io_surface_is_global_; - IOSurfaceCreateProcPtr io_surface_create_; - IOSurfaceGetIDProcPtr io_surface_get_id_; - IOSurfaceLookupProcPtr io_surface_lookup_; - IOSurfaceCreateMachPortProcPtr io_surface_create_mach_port_; - IOSurfaceLookupFromMachPortProcPtr io_surface_lookup_from_mach_port_; - IOSurfaceGetWidthPtr io_surface_get_width_; - IOSurfaceGetHeightPtr io_surface_get_height_; - CGLTexImageIOSurface2DProcPtr cgl_tex_image_io_surface_2d_; - bool initialized_successfully_; - - friend struct DefaultSingletonTraits<IOSurfaceSupportImpl>; - DISALLOW_COPY_AND_ASSIGN(IOSurfaceSupportImpl); -}; - -IOSurfaceSupportImpl* IOSurfaceSupportImpl::GetInstance() { - IOSurfaceSupportImpl* impl = Singleton<IOSurfaceSupportImpl>::get(); - if (impl->InitializedSuccessfully()) - return impl; - return NULL; -} - -CFStringRef IOSurfaceSupportImpl::GetKIOSurfaceWidth() { - return k_io_surface_width_; -} - -CFStringRef IOSurfaceSupportImpl::GetKIOSurfaceHeight() { - return k_io_surface_height_; -} - -CFStringRef IOSurfaceSupportImpl::GetKIOSurfaceBytesPerElement() { - return k_io_surface_bytes_per_element_; -} - -CFStringRef IOSurfaceSupportImpl::GetKIOSurfaceIsGlobal() { - return k_io_surface_is_global_; -} - -CFTypeRef IOSurfaceSupportImpl::IOSurfaceCreate(CFDictionaryRef properties) { - return io_surface_create_(properties); -} - -uint32 IOSurfaceSupportImpl::IOSurfaceGetID( - CFTypeRef io_surface) { - return io_surface_get_id_(io_surface); -} - -CFTypeRef IOSurfaceSupportImpl::IOSurfaceLookup(uint32 io_surface_id) { - return io_surface_lookup_(io_surface_id); -} - -mach_port_t IOSurfaceSupportImpl::IOSurfaceCreateMachPort( - CFTypeRef io_surface) { - return io_surface_create_mach_port_(io_surface); -} - -CFTypeRef IOSurfaceSupportImpl::IOSurfaceLookupFromMachPort(mach_port_t port) { - return io_surface_lookup_from_mach_port_(port); -} - -size_t IOSurfaceSupportImpl::IOSurfaceGetWidth(CFTypeRef io_surface) { - return io_surface_get_width_(io_surface); -} - -size_t IOSurfaceSupportImpl::IOSurfaceGetHeight(CFTypeRef io_surface) { - return io_surface_get_height_(io_surface); -} - - -CGLError IOSurfaceSupportImpl::CGLTexImageIOSurface2D(CGLContextObj ctx, - GLenum target, - GLenum internal_format, - GLsizei width, - GLsizei height, - GLenum format, - GLenum type, - CFTypeRef io_surface, - GLuint plane) { - return cgl_tex_image_io_surface_2d_(ctx, - target, - internal_format, - width, - height, - format, - type, - io_surface, - plane); -} - -IOSurfaceSupportImpl::IOSurfaceSupportImpl() - : iosurface_handle_(NULL), - opengl_handle_(NULL), - k_io_surface_width_(NULL), - k_io_surface_height_(NULL), - k_io_surface_bytes_per_element_(NULL), - k_io_surface_is_global_(NULL), - io_surface_create_(NULL), - io_surface_get_id_(NULL), - io_surface_lookup_(NULL), - io_surface_create_mach_port_(NULL), - io_surface_lookup_from_mach_port_(NULL), - io_surface_get_width_(NULL), - io_surface_get_height_(NULL), - cgl_tex_image_io_surface_2d_(NULL), - initialized_successfully_(false) { - iosurface_handle_ = dlopen( - "/System/Library/Frameworks/IOSurface.framework/IOSurface", - RTLD_LAZY | RTLD_LOCAL); - if (!iosurface_handle_) - return; - opengl_handle_ = dlopen( - "/System/Library/Frameworks/OpenGL.framework/OpenGL", - RTLD_LAZY | RTLD_LOCAL); - if (!opengl_handle_) { - dlclose(iosurface_handle_); - iosurface_handle_ = NULL; - return; - } - - void* surface_width_ptr = dlsym(iosurface_handle_, "kIOSurfaceWidth"); - void* surface_height_ptr = dlsym(iosurface_handle_, "kIOSurfaceHeight"); - void* surface_bytes_per_element_ptr = - dlsym(iosurface_handle_, "kIOSurfaceBytesPerElement"); - void* surface_is_global_ptr = - dlsym(iosurface_handle_, "kIOSurfaceIsGlobal"); - void* surface_create_ptr = dlsym(iosurface_handle_, "IOSurfaceCreate"); - void* surface_get_id_ptr = dlsym(iosurface_handle_, "IOSurfaceGetID"); - void* surface_lookup_ptr = dlsym(iosurface_handle_, "IOSurfaceLookup"); - void* surface_create_mach_port_ptr = - dlsym(iosurface_handle_, "IOSurfaceCreateMachPort"); - void* surface_lookup_from_mach_port_ptr = - dlsym(iosurface_handle_, "IOSurfaceLookupFromMachPort"); - void* io_surface_get_width_ptr = - dlsym(iosurface_handle_, "IOSurfaceGetWidth"); - void* io_surface_get_height_ptr = - dlsym(iosurface_handle_, "IOSurfaceGetHeight"); - void* tex_image_io_surface_2d_ptr = - dlsym(opengl_handle_, "CGLTexImageIOSurface2D"); - if (!surface_width_ptr || - !surface_height_ptr || - !surface_bytes_per_element_ptr || - !surface_is_global_ptr || - !surface_create_ptr || - !surface_get_id_ptr || - !surface_lookup_ptr || - !surface_create_mach_port_ptr || - !surface_lookup_from_mach_port_ptr || - !io_surface_get_width_ptr || - !io_surface_get_height_ptr || - !tex_image_io_surface_2d_ptr) { - dlclose(iosurface_handle_); - iosurface_handle_ = NULL; - dlclose(opengl_handle_); - opengl_handle_ = NULL; - return; - } - - k_io_surface_width_ = *static_cast<CFStringRef*>(surface_width_ptr); - k_io_surface_height_ = *static_cast<CFStringRef*>(surface_height_ptr); - k_io_surface_bytes_per_element_ = - *static_cast<CFStringRef*>(surface_bytes_per_element_ptr); - k_io_surface_is_global_ = *static_cast<CFStringRef*>(surface_is_global_ptr); - io_surface_create_ = reinterpret_cast<IOSurfaceCreateProcPtr>( - surface_create_ptr); - io_surface_get_id_ = - reinterpret_cast<IOSurfaceGetIDProcPtr>(surface_get_id_ptr); - io_surface_lookup_ = - reinterpret_cast<IOSurfaceLookupProcPtr>(surface_lookup_ptr); - io_surface_create_mach_port_ = - reinterpret_cast<IOSurfaceCreateMachPortProcPtr>( - surface_create_mach_port_ptr); - io_surface_lookup_from_mach_port_ = - reinterpret_cast<IOSurfaceLookupFromMachPortProcPtr>( - surface_lookup_from_mach_port_ptr); - io_surface_get_width_ = - reinterpret_cast<IOSurfaceGetWidthPtr>( - io_surface_get_width_ptr); - io_surface_get_height_ = - reinterpret_cast<IOSurfaceGetHeightPtr>( - io_surface_get_height_ptr); - cgl_tex_image_io_surface_2d_ = - reinterpret_cast<CGLTexImageIOSurface2DProcPtr>( - tex_image_io_surface_2d_ptr); - initialized_successfully_ = true; -} - -IOSurfaceSupportImpl::~IOSurfaceSupportImpl() { - if (iosurface_handle_) - dlclose(iosurface_handle_); - if (opengl_handle_) - dlclose(opengl_handle_); -} - -IOSurfaceSupport* IOSurfaceSupport::Initialize() { - return IOSurfaceSupportImpl::GetInstance(); -} - -IOSurfaceSupport::IOSurfaceSupport() { -} - -IOSurfaceSupport::~IOSurfaceSupport() { -} - |