diff options
Diffstat (limited to 'third_party/libwebrtc/sdk/objc/components/video_codec/helpers.h')
-rw-r--r-- | third_party/libwebrtc/sdk/objc/components/video_codec/helpers.h | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/third_party/libwebrtc/sdk/objc/components/video_codec/helpers.h b/third_party/libwebrtc/sdk/objc/components/video_codec/helpers.h new file mode 100644 index 0000000000..7c9ef1cd87 --- /dev/null +++ b/third_party/libwebrtc/sdk/objc/components/video_codec/helpers.h @@ -0,0 +1,47 @@ +/* + * Copyright (c) 2017 The WebRTC project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + * + */ + +#ifndef SDK_OBJC_FRAMEWORK_CLASSES_VIDEOTOOLBOX_HELPERS_H_ +#define SDK_OBJC_FRAMEWORK_CLASSES_VIDEOTOOLBOX_HELPERS_H_ + +#include <CoreFoundation/CoreFoundation.h> +#include <VideoToolbox/VideoToolbox.h> +#include <string> + +// Convenience function for creating a dictionary. +inline CFDictionaryRef CreateCFTypeDictionary(CFTypeRef* keys, + CFTypeRef* values, + size_t size) { + return CFDictionaryCreate(kCFAllocatorDefault, keys, values, size, + &kCFTypeDictionaryKeyCallBacks, + &kCFTypeDictionaryValueCallBacks); +} + +// Copies characters from a CFStringRef into a std::string. +std::string CFStringToString(CFStringRef cf_string); + +// Convenience function for setting a VT property. +void SetVTSessionProperty(VTSessionRef session, CFStringRef key, int32_t value); + +// Convenience function for setting a VT property. +void SetVTSessionProperty(VTSessionRef session, + CFStringRef key, + uint32_t value); + +// Convenience function for setting a VT property. +void SetVTSessionProperty(VTSessionRef session, CFStringRef key, bool value); + +// Convenience function for setting a VT property. +void SetVTSessionProperty(VTSessionRef session, + CFStringRef key, + CFStringRef value); + +#endif // SDK_OBJC_FRAMEWORK_CLASSES_VIDEOTOOLBOX_HELPERS_H_ |