cvpixelbufferref
请问用VideoToolbox,iOS硬解码,正常I帧码流正常解码...
/// 接受帧数据解码 - (CVPixelBufferRef)decode:(uint8_t *)frame withSize:(uint32_t)frameSize { CVPixelBufferRef outputPixelBuffer = NULL; CMBlockBufferRef blockBuffer = NULL; CMBlockBufferFlags flag0 =
为何包含B帧的h.264视频的所有帧dts和pts都一致?资料...
CVPixelBufferRef pix = CMSampleBufferGetImageBuffer(sampleBuffer); [self.previewView displayPixelBuffer:pix]; return; } ...
阿里开源MNNKit:基于MNN的移动端深度学习SDK,支持安卓和iOS...
输入数据推理：PixelBuffer输入：- (NSArray<MNNFaceDetectionReport *> *)inference:(CVPixelBufferRef)pixelBuffer Config:(MNNFaceDetectConfig)detectCo...
iOS :视频嵌入srt字幕方式一
AVAssetReader读取视频中的appendPixelBuffer，把它转换为UIImage，根据时间节点把字幕嵌入到UIImage中，这样一张图片就有了文字，然后再转换回CVPixelBufferRef，再用AVAsset...
微信Live Player 截图为何总是黑屏或显示空白? - 编程...
ios wxliveplayerview+snapshot category,利用 cvpixelbufferref 从 avsamplebufferdisplaylayer强制拷贝帧(需绕过 kcvbufferpropagatedattachmentskey安全过滤);android端通过 imagereader + ...
ios - 七牛直播sdk 加滤镜
(cvpixelbufferref)camerastreamingsession:(plcamerastreamingsession *)session camerasourcedidgetpixelbuffer:(cvpixelbufferref)pixelbuffer{ ciimage *image = [ciimage imagewithcv...
求有美颜、美妆、滤镜功能的sdk?
objective-c 代码实现如下:- (void)onCapturedUnprocessedCVPixelBuffer:(CVPixelBufferRef)buffer timestamp:(CMTime)timestamp channel:(Zego...
什么是美颜SDK?接入美颜SDK教程
CVPixelBufferRef beautyPixelBuffer = [BeautySDK processPixelBuffer:pixelBuffer]; // 进一步处理美颜后的像素缓冲区}测试与优化功能测试：...
基于第三方视频美颜SDK开发接入一对一视频系统
- (void)captureOutput:(AVCaptureOutput *)output didOutputSampleBuffer:(CMSampleBufferRef)sampleBuffer { CVPixelBufferRef pixelBuffer = CMSampleBufferGetImageBuffer(sa...
iOS如何将摄像头硬编码的h264视频流通过RTP协议推送到...
在获取到采集到的CMSampleBufferRef数据后，需要将其转换为CVPixelBufferRef数据，并交给VideoToolbox编码器进行编码。CVImageBufferRef imageBuffer =...