推流模块

头文件

VHPublishConfig.h

类名

VHPublishConfig

属性

orientation

/**
 *  采集画面方向
 */
@property (nonatomic,assign)VHDeviceOrientation orientation;

sampleRate

/**
 *  mic 音频采样率
 */
@property (nonatomic,assign)NSInteger sampleRate;

channelNum

/**
 *  mic 音频采样通道 默认位数 16位
 */
@property (nonatomic,assign)NSInteger channelNum;

publishConnectTimeout

/**
 *  推流连接的超时时间，单位为秒 默认5
 */
@property (nonatomic,assign)NSInteger publishConnectTimeout;

publishConnectTimes

/**
 *  推流断开重连的次数 默认为 5
 */
@property (nonatomic,assign)NSInteger publishConnectTimes;

videoCaptureFPS

/**
 *  推流帧率 范围［10～30］小于摄像头采集帧率
 */
@property (nonatomic,assign)NSInteger videoCaptureFPS;

videoResolution

/**
 *  视频分辨率 默认值是VHHVideoResolution 960*540
 */
@property (nonatomic,assign)VHVideoResolution videoResolution;

videoBitRate

/**
 *  视频码率设置
 */
@property (nonatomic,assign)NSInteger videoBitRate;

audioBitRate

/**
 *  音频码率设置 [16,32,48,96,128]  单位 kbps
 */
@property (nonatomic,assign)NSInteger audioBitRate;

isOpenNoiseSuppresion

/**
 * 是否开启噪声消除，默认不开启，最高支持32k的音频采样率,直播前设置，当采样率大于32k时，自动关闭噪声消除
 */
@property(assign,nonatomic)BOOL isOpenNoiseSuppresion;

volumeAmplificateSize

/**
 * 音频增益
 */
@property(assign,nonatomic)float volumeAmplificateSize;

captureDevicePosition

/**
 *  摄像头方向 默认 AVCaptureDevicePositionBack 代表后置摄像头 AVCaptureDevicePositionFront 代表前置摄像头
 */
@property (nonatomic,assign)AVCaptureDevicePosition captureDevicePosition;

beautifyFilterEnable

/**
 * 美颜滤镜开关
 * 默认关闭 NO
 */
@property (nonatomic,assign)BOOL beautifyFilterEnable;

customParam

/**
 * 自定义参数 用于高级自定义采集模块
 */
@property (nonatomic,strong)NSDictionary* customParam;

方法

- configWithType:

/**
 * 初始化
 * @param type VHPublishConfigType 设置config类型
 */
+ (VHPublishConfig*)configWithType:(VHPublishConfigType)type;

结构体

VHPublishConfigType

/**
 *  config 模板
 */
typedef NS_ENUM(NSInteger,VHPublishConfigType)
{
    VHPublishConfigTypeDefault   = 0,//960x540 600K码率
    VHPublishConfigTypeHD        = 1 //1280x720 800K码率
};

VHDeviceOrientation

/**
 * 摄像头取景方向
 */
typedef NS_ENUM(NSInteger,VHDeviceOrientation)
{
    VHDevicePortrait                    = 0,    //摄像头在上边
    VHDeviceLandSpaceLeft               = 1,    //摄像头在左边
    VHDeviceLandSpaceRight              = 2     //摄像头在右边 暂不支持
};

VHVideoResolution

/**
 * 推流视频分辨率
 */
typedef NS_ENUM(NSInteger,VHVideoResolution)
{
    VHLowVideoResolution                = 0,    //低分边率  352*288
    VHGeneralVideoResolution            = 1,    //普通分辨率 640*480
    VHHVideoResolution                  = 2,    //高分辨率  960*540
    VHHDVideoResolution                 = 3     //超高分辨率 1280*720
};