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1.Use libyuv instead of ffmpeg to do nv12<->yuv420p convertion;2.Use local package to build libyuv(branch stable 2021.4.28 commit eb6e7bb63738e29efd82ea3cf2a115238a89fa51)

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dijunkun
2024-05-08 16:34:53 +08:00
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**libyuv** is an open source project that includes YUV scaling and conversion functionality.
* Scale YUV to prepare content for compression, with point, bilinear or box filter.
* Convert to YUV from webcam formats for compression.
* Convert to RGB formats for rendering/effects.
* Rotate by 90/180/270 degrees to adjust for mobile devices in portrait mode.
* Optimized for SSSE3/AVX2 on x86/x64.
* Optimized for Neon on Arm.
* Optimized for MSA on Mips.
### Development
See [Getting started][1] for instructions on how to get started developing.
You can also browse the [docs directory][2] for more documentation.
[1]: ./docs/getting_started.md
[2]: ./docs/