Ghosts: S01e11 Libvpx __exclusive__

Pause the video. Look at frame 1042. Fine. Advance one frame. A faint, semi-transparent outline of frame 1042 remains superimposed over frame 1043. Another frame forward? The ghost fades. But it shouldn't be there at all.

The ghosting bug in Libvpx v1.11.0–v1.12.0 is largely fixed in v1.13.0+. The patch (Change-Id: I8a3f7b2e9c4d1a5f6e7b8c9d0e1f2a3b4c5d6e7f) corrects the reference frame buffer reset logic after scene detection. ghosts s01e11 libvpx

ffmpeg -i master.mov -c:v libvpx-vp9 -pix_fmt yuv420p10le -crf 18 -b:v 0 output.webm The first pass looked incredible. Grain was preserved. Banding was minimal. But during playback on a high-refresh-rate display, we noticed it: . Pause the video

# Check your version ffmpeg -version | grep libvpx # If it's 1.11 or 1.12, upgrade. If you can’t upgrade (e.g., in a production container), tune around the bug by reducing the temporal dependency depth. Advance one frame