HDR功能接入

1// 给播放器实例传入播放URL
2self.player.contentString = url;
3// 使能HDR渲染
4[self.player toggleEnableHdr:YES];
5// 准备播放 
6[self.player prepareToPlay];

1BDCloudHdrKitRender *hdrKit
2// 创建实例
3_hdrKit = [[BDCloudHdrKitRender alloc] init];
4// 用licenseId和绘制hdr内容的CAEAGLLayer进行hdrkit的初始化
5[_hdrKit initContextwithLicense:_hdrLicenseId withLayer:(__bridge void *)(self.layer)];
6// 设置输入视频的HDR标准，默认为HDR10
7[_hdrKit setContentType:_hdrContentType];
8// 设置输入视频画面宽高
9[_hdrKit setInputVideoSize:inputw withHeight:inputh];
10// 设置输入视频旋转角度
11[_hdrKit setInputVideoRotate:_videoRotate];
12// 设置缩放模式
13[_hdrKit setScaleType:HDR_SCALE_AspectFit];
14// 设置渲染输出画面宽高
15int width = [[UIScreen mainScreen] bounds].size.width * _scaleFactor;
16int height = [[UIScreen mainScreen] bounds].size.height * _scaleFactor;
17[_hdrKit setOutputSize:width withHeight:height];

1[_hdrKit startRender];

1// 传入HDR静态元数据
2if (_hdrStaticMeta != NULL && _isStaticMetaUpdated) {
3    [_hdrKit setHdrStaticMetadata:_hdrStaticMetaType withData:(unsigned char*)[_hdrStaticMeta bytes] withLength:[_hdrStaticMeta length]];
4    _isStaticMetaUpdated = FALSE;
5}
6// 传入HDR Vivid动态元数据
7if (_hdrVividMeta != NULL) {
8    [_hdrKit setVividMetadata:(unsigned char*)[_hdrVividMeta bytes] withLength:[_hdrVividMeta length]];
9}

1// 输入未经处理的CVPixelBufferRef yuv数据(nv21格式)，SDK将对此yuv数据进行处理后渲染到CAEAGLLayer上
2[_hdrKit updateInputBuffer:pixel_buffer];

1[_hdrKit stopRender];
2[_hdrKit clearContext];