安裝中文字典英文字典辭典工具!
安裝中文字典英文字典辭典工具!
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- Video Toolbox | Apple Developer Documentation
VideoToolbox is a low-level framework that provides direct access to hardware encoders and decoders It provides services for video compression and decompression, and for conversion between raster image formats stored in CoreVideo pixel buffers
- 探索使用 VideoToolbox 的低延迟视频编码 - Apple Developer
支持低延迟编码器已成为视频应用开发过程的重要部分。探究 VideoToolbox 如何支持低延迟 H 264 硬件编码，以最小化端到端延迟，达到新的性能水平，实现极佳的实时通信和高质量的视频播放。 资源 Video Toolbox 高清视频 标清视频
- VideoToolbox Reference | Apple Developer Documentation
Video Toolbox To navigate the symbols, press Up Arrow, Down Arrow, Left Arrow or Right Arrow 1 of 93 symbols inside <root> Frame Processing To navigate the symbols, press Up Arrow, Down Arrow, Left Arrow or Right Arrow 1 of 93 symbols inside <root> Frame Processing
- 通过 AV Foundation 和 Video Toolbox 解码 ProRes - Apple . . .
我们已经谈论过 Video Toolbox 稍后还会继续进行讲解 它提供的低级接口能够便于 使用视频解码器和编码器
- VideoToolbox | Apple Developer Forums
My Mac app crashes for some users inside VideoToolbox, and I'm not sure what to do with that, and how to fix it Here are couple of examples that repeating again and again for macOS 15 *
- Encoding video for live streaming - Apple Developer
Set the encoder settings dictionary Set k VTCompression Property Key _Real Time to k CFBoolean True to indicate that this is a live encoding session Specify the expected video source frame rate Optionally specify the codec profile and level, the average target bit rate and the data rate limits or the target constant bit rate, the maximum interval between key frames, the number of look ahead
- Decode ProRes with AVFoundation and VideoToolbox - WWDC20 - Videos . . .
Hi, and welcome to ProRes Decoding with AV Foundation and Video Toolbox Our goal today is optimizing the path from a ProRes movie file, or really any other video, into your application So, you have an amazing video-editing app in a really cool Metal rendering engine
- VideoToolbox | Apple Developer Forums
tl;dr how can I get raw YUV in a Metal fragment shader from a VideoToolbox 10-bit BT 2020 HEVC stream without any extra secret format conversions? With VideoToolbox and 10-bit HEVC, I've found that it defaults to CVPixelBuffers w formats kCVPixelFormatType_Lossless_420YpCbCr10PackedBiPlanarFullRange or kCVPixelFormatType_Lossy
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