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/*
* Copyright 2015 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.
*/
#import <Foundation/Foundation.h>
typedef NS_ENUM(NSInteger, RTCDispatcherQueueType) {
// Main dispatcher queue.
RTCDispatcherTypeMain,
// Used for starting/stopping AVCaptureSession, and assigning
// capture session to AVCaptureVideoPreviewLayer.
RTCDispatcherTypeCaptureSession,
};
/** Dispatcher that asynchronously dispatches blocks to a specific
* shared dispatch queue.
*/
@interface RTCDispatcher : NSObject
- (instancetype)init NS_UNAVAILABLE;
/** Dispatch the block asynchronously on the queue for dispatchType.
* @param dispatchType The queue type to dispatch on.
* @param block The block to dispatch asynchronously.
*/
+ (void)dispatchAsyncOnType:(RTCDispatcherQueueType)dispatchType
block:(dispatch_block_t)block;
@end
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