106 lines
4.1 KiB
C++
106 lines
4.1 KiB
C++
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/* -LICENSE-START-
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** Copyright (c) 2009 Blackmagic Design
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**
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** Permission is hereby granted, free of charge, to any person or organization
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** obtaining a copy of the software and accompanying documentation covered by
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** this license (the "Software") to use, reproduce, display, distribute,
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** execute, and transmit the Software, and to prepare derivative works of the
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** Software, and to permit third-parties to whom the Software is furnished to
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** do so, all subject to the following:
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**
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** The copyright notices in the Software and this entire statement, including
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** the above license grant, this restriction and the following disclaimer,
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** must be included in all copies of the Software, in whole or in part, and
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** all derivative works of the Software, unless such copies or derivative
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** works are solely in the form of machine-executable object code generated by
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** a source language processor.
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**
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** THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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** IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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** FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
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** SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
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** FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
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** ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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** DEALINGS IN THE SOFTWARE.
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** -LICENSE-END-
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*/
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/* DeckLinkAPIDispatch_v7_6.cpp */
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#include "DeckLinkAPI_v7_6.h"
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#include <pthread.h>
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#define kDeckLinkAPI_BundlePath "/Library/Frameworks/DeckLinkAPI.framework"
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typedef IDeckLinkIterator* (*CreateIteratorFunc_v7_6)(void);
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typedef IDeckLinkGLScreenPreviewHelper_v7_6* (*CreateOpenGLScreenPreviewHelperFunc_v7_6)(void);
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typedef IDeckLinkCocoaScreenPreviewCallback_v7_6* (*CreateCocoaScreenPreviewFunc_v7_6)(void*);
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typedef IDeckLinkVideoConversion_v7_6* (*CreateVideoConversionInstanceFunc_v7_6)(void);
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static pthread_once_t gDeckLinkOnceControl = PTHREAD_ONCE_INIT;
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static CFBundleRef gBundleRef = NULL;
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static CreateIteratorFunc_v7_6 gCreateIteratorFunc = NULL;
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static CreateOpenGLScreenPreviewHelperFunc_v7_6 gCreateOpenGLPreviewFunc = NULL;
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static CreateCocoaScreenPreviewFunc_v7_6 gCreateCocoaPreviewFunc = NULL;
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static CreateVideoConversionInstanceFunc_v7_6 gCreateVideoConversionFunc = NULL;
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void InitDeckLinkAPI_v7_6 (void)
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{
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CFURLRef bundleURL;
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bundleURL = CFURLCreateWithFileSystemPath(kCFAllocatorDefault, CFSTR(kDeckLinkAPI_BundlePath), kCFURLPOSIXPathStyle, true);
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if (bundleURL != NULL)
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{
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gBundleRef = CFBundleCreate(kCFAllocatorDefault, bundleURL);
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if (gBundleRef != NULL)
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{
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gCreateIteratorFunc = (CreateIteratorFunc_v7_6)CFBundleGetFunctionPointerForName(gBundleRef, CFSTR("CreateDeckLinkIteratorInstance"));
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gCreateOpenGLPreviewFunc = (CreateOpenGLScreenPreviewHelperFunc_v7_6)CFBundleGetFunctionPointerForName(gBundleRef, CFSTR("CreateOpenGLScreenPreviewHelper"));
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gCreateCocoaPreviewFunc = (CreateCocoaScreenPreviewFunc_v7_6)CFBundleGetFunctionPointerForName(gBundleRef, CFSTR("CreateCocoaScreenPreview"));
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gCreateVideoConversionFunc = (CreateVideoConversionInstanceFunc_v7_6)CFBundleGetFunctionPointerForName(gBundleRef, CFSTR("CreateVideoConversionInstance"));
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}
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CFRelease(bundleURL);
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}
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}
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IDeckLinkIterator* CreateDeckLinkIteratorInstance_v7_6 (void)
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{
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pthread_once(&gDeckLinkOnceControl, InitDeckLinkAPI_v7_6);
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if (gCreateIteratorFunc == NULL)
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return NULL;
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return gCreateIteratorFunc();
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}
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IDeckLinkGLScreenPreviewHelper_v7_6* CreateOpenGLScreenPreviewHelper_v7_6 (void)
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{
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pthread_once(&gDeckLinkOnceControl, InitDeckLinkAPI_v7_6);
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if (gCreateOpenGLPreviewFunc == NULL)
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return NULL;
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return gCreateOpenGLPreviewFunc();
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}
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IDeckLinkCocoaScreenPreviewCallback_v7_6* CreateCocoaScreenPreview_v7_6 (void* parentView)
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{
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pthread_once(&gDeckLinkOnceControl, InitDeckLinkAPI_v7_6);
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if (gCreateCocoaPreviewFunc == NULL)
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return NULL;
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return gCreateCocoaPreviewFunc(parentView);
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}
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IDeckLinkVideoConversion_v7_6* CreateVideoConversionInstance_v7_6 (void)
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{
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pthread_once(&gDeckLinkOnceControl, InitDeckLinkAPI_v7_6);
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if (gCreateVideoConversionFunc == NULL)
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return NULL;
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return gCreateVideoConversionFunc();
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}
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