[Libav-user] How to use the h264_nvenc encoder instead of libx264?

[Joel Ng]

> Just follow the muxing or encoding example, find the codec by:
>
> avcodec_find_encoder_by_name("nvenc_h264");  // replace
> `avcodec_find_encoder(codec_id)`
>
>
>
> On Fri, Feb 10, 2017 at 2:10 PM, Joel Ng
> <blood_elves88-at-yahoo.com.sg at ffmpeg.org
> <mailto:blood_elves88-at-yahoo.com.sg at ffmpeg.org>> wrote:
>
>     I have written an application that takes in raw yuv420 frames and
>     produces h264 video using libx264. It works great. However, I want
>     to do the encoding on the GPU instead, and I know that FFmpeg
>     supports this via h264_nvenc. I tried this using the FFmpeg
>     application and it also works great.
>
>     I don't want to call an external application to do this though. How
>     do I get the C code to use h264_nvenc instead of libx264? I've not
>     seen any code option where I can set the encoder.
>
>     Thanks,
>     Joel
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>
>
>
> --
> Shu. Wang @ Bestminr
> http://halfelf.me
>
>
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Awesome thanks, that works.

Joel