Posts tagged "ffmpeg"

Ezgif alternative for batch jobs: the real upload caps, the FFmpeg palettegen command behind the site, and how to convert a whole folder of videos to GIF.

Your HEVC MP4 plays in VLC but not in Safari? The FFmpeg hvc1 tag fix is a metadata-only remux: one stream copy, done in seconds, with zero quality loss.

LinkedIn video specs, the ad vs organic size ceiling that quietly rejects uploads, one reusable FFmpeg command per shape, and a batch call for all four.

FFmpeg's stream map matches no streams error means the input has no audio track. Use -map 0:a?, probe with ffprobe, and inject silent audio before concat.

The FFmpeg whisper filter transcribes video natively in FFmpeg 8.0, but only in a build compiled with --enable-whisper. The command, models, and production gaps.

FFmpeg HDR to SDR needs an explicit tone map. Detect HLG/PQ at ingest with ffprobe, then use the zscale+tonemap chain so iPhone clips stop shipping gray.

Trim video by timestamp with FFmpeg, or send the cut list to a trim video by timestamp API: real commands, the keyframe trap, and no encoder box to run.

FFmpeg's "unknown encoder libx264" error means your binary was compiled without --enable-libx264, not that FFmpeg is broken. Diagnose it in one command.

The FFmpeg fontconfig error is a warning, not a failure: the job exits 0 and ships the wrong font. Fix it in Alpine, Debian slim, and distroless images.

FFmpeg invalid data found when processing input rarely means a corrupt video. The real causes on files you didn't create, plus a copy-paste ffprobe guard.