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- //
- // QNUtil.h
- // QNRTCKit
- //
- // Created by hxiongan on 2019/1/4.
- // Copyright © 2019年 Pili Engineering, Qiniu Inc. All rights reserved.
- //
- #import <Foundation/Foundation.h>
- #import <CoreVideo/CoreVideo.h>
- #import <UIKit/UIKit.h>
- #import <CoreAudioTypes/CoreAudioTypes.h>
- #import <CoreMedia/CoreMedia.h>
- @interface QNUtil : NSObject
- /*!
- * @abstract 将 CVPixelBufferRef 转换为 UIImage. 支持的 PixelFormat 类型: kCVPixelFormatType_32BGRA, kCVPixelFormatType_420YpCbCr8Planar, kCVPixelFormatType_420YpCbCr8PlanarFullRange, kCVPixelFormatType_420YpCbCr8BiPlanarVideoRange, kCVPixelFormatType_420YpCbCr8BiPlanarFullRange
- *
- * @since v4.0.0
- */
- + (UIImage *)convertFrame:(CVPixelBufferRef)pixelBuffer;
- /*!
- * @abstract 开始 dump 音频数据到本地
- *
- * @since v5.2.1
- */
- + (BOOL)startAecDump:(NSString *)path durationMs:(int)durationMs;
- /*!
- * @abstract 停止 dump 音频数据
- *
- * @since v5.2.1
- */
- + (void)stopAecDump;
- @end
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