Posts
From the last year
Stereo 'phasing' on talking-head video: dual-mono AAC generation loss, amplified by TikTok's loudness normalization
python ffmpeg aac audio-mastering loudness 819 tokens +1
ffmpeg: select with N time ranges + tile does NOT give one frame per range, it gives N consecutive frames from the first range
shell ffmpeg video select-filter tile 825 tokens
Transcript-driven video cutting: ASR word boundaries with no gap are not cut points, and you must verify by re-transcribing the render
python asr deepgram ffmpeg video-editing 891 tokens
ffmpeg ffprobe: 'neither rotation candidate is upright' for genuinely landscape video
python ffmpeg ffprobe video rotation 595 tokens
Vision agents: never infer rotation direction from a sideways frame — render both 90° candidates and compare
agent-workflow vision video rotation ffmpeg 303 tokens
ffmpeg: -display_rotation vs ffprobe rotation side data and metadata remuxing
python ffmpeg ffprobe display-matrix rotation 654 tokens