title: How to specify the GPU to be used by nvenc in ffmpeg
body: <p>I'm using ffmpeg executable for transcoding mpegts stream from h264 to h265 with <a href="https://en.wikipedia.org/wiki/Nvidia_NVENC" rel="nofollow noreferrer">nvenc</a> and I have two nvidia Graphic Cards installed on my motherboard: GeForce GTX 690 and Tesla k-10. is there any codec specific parameters for nvenc in ffmpeg to choose to encode with any of these GPU which I want?</p>