echo echo "## 5. GOP / Keyframe inspection (first 30 frames)" ffprobe -v error -select_streams v -read_intervals %+#30 -show_entries frame=pkt_pts_time,pict_type,key_frame -print_format csv "$FILE"
| Metric | Value | Interpretation | |--------|-------|----------------| | | 7.0 Mbps | Consistent with a 1080p Blu‑ray source. | | Video Bitrate | 5.6 Mbps | Good balance of quality / size; plenty of headroom for 1080p. | | Audio Bitrate | 640 kbps (5.1 AC‑3) | Standard Dolby Digital, suitable for most home‑theater setups. | | SSIM (self‑compare) | 0.9999 | No corruption. | | Key‑frame interval | ~ 250 frames (≈ 10 s) | Typical for streaming‑friendly GOP. | | Cropdetect result | crop=1920:800:0:140 (if black bars present) | Suggests a small 1080p→720p letterbox; may be trimmed for mobile. | rick and morty s05e07 ffmpeg
Standard GIF generation often ruins color gradients. This two-pass method generates a custom color palette specifically from the video frames to maximize visual quality: echo echo "## 5
echo echo "=== END OF
-preset slow : Enables better compression algorithms at the cost of encoding speed. | | Audio Bitrate | 640 kbps (5