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48 lines
1.8 KiB
48 lines
1.8 KiB
4 months ago
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/*
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* Copyright (c) 2017 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*
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*/
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#ifndef SDK_OBJC_FRAMEWORK_CLASSES_VIDEOTOOLBOX_HELPERS_H_
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#define SDK_OBJC_FRAMEWORK_CLASSES_VIDEOTOOLBOX_HELPERS_H_
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#include <CoreFoundation/CoreFoundation.h>
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#include <VideoToolbox/VideoToolbox.h>
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#include <string>
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// Convenience function for creating a dictionary.
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inline CFDictionaryRef CreateCFTypeDictionary(CFTypeRef* keys,
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CFTypeRef* values,
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size_t size) {
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return CFDictionaryCreate(kCFAllocatorDefault, keys, values, size,
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&kCFTypeDictionaryKeyCallBacks,
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&kCFTypeDictionaryValueCallBacks);
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}
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// Copies characters from a CFStringRef into a std::string.
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std::string CFStringToString(const CFStringRef cf_string);
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// Convenience function for setting a VT property.
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void SetVTSessionProperty(VTSessionRef session, CFStringRef key, int32_t value);
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// Convenience function for setting a VT property.
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void SetVTSessionProperty(VTSessionRef session,
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CFStringRef key,
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uint32_t value);
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// Convenience function for setting a VT property.
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void SetVTSessionProperty(VTSessionRef session, CFStringRef key, bool value);
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// Convenience function for setting a VT property.
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void SetVTSessionProperty(VTSessionRef session,
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CFStringRef key,
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CFStringRef value);
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#endif // SDK_OBJC_FRAMEWORK_CLASSES_VIDEOTOOLBOX_HELPERS_H_
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