Run:
vainfo
You should see a line containing VAProfileHEVCMain or VAProfileHEVCMain10. If present, your GPU can hardware-decode HEVC. install hevc codec for mkv video on linux mint link
| Use Case | Recommended Method | |----------|-------------------| | Just want to watch a movie | Method 1 (VLC) | | System-wide codec support | Method 2 (FFmpeg + GStreamer) | | Lightweight terminal player | Method 3 (MPV) | | 4K/8K HEVC videos | Method 5 (Hardware acceleration) | | Old computer | Method 6 (Convert to H.264) | Run: vainfo
Reset VLC preferences:
rm -rf ~/.config/vlc