'ffmpeg' '-hwaccel' 'vaapi' -hwaccel_device /dev/dri/renderD128 '-i' '/vol2/1000/movie/aaa.mkv'
[AVHWDeviceContext @ 0x55e30bee8b40] libva: /usr/lib/x86_64-linux-gnu/dri/radeonsi_drv_video.so has no function __vaDriverInit_1_0
[AVHWDeviceContext @ 0x55e30bee8b40] Failed to initialise VAAPI connection: -1 (unknown libva error).
Device creation failed: -5.
[hevc @ 0x55e30beff340] No device available for decoder: device type vaapi needed for codec hevc.
Stream mapping:
Stream #0:0 -> #0:0 (hevc (native) -> h264 (libx264))
Stream #0:0 -> #1:0 (hevc (native) -> h264 (libx264))
Stream #0:0 -> #2:0 (hevc (native) -> h264 (libx264))
Stream #0:1 -> #3:0 (aac (native) -> aac (native))
Device setup failed for decoder on input stream #0:0 : Input/output error
但是飞牛影视上是支持vaapi的，问题出在哪呢
