FFmpeg Cookbook
Convert HEVC/H.265 to H.264 with FFmpeg — Compatibility
Convert HEVC (H.265) video to H.264 with FFmpeg for old players, video editors, and Windows. CRF quality control, 10-bit to 8-bit yuv420p fixes, copy-audio shortcut, and why H.264 plays everywhere.
FFmpeg Video to GIF — palettegen Quality Guide
Convert video to high-quality GIF with FFmpeg's two-pass palettegen + paletteuse pipeline. Covers fps/resolution/dithering comparison tables, file size optimization, trimming a clip before GIF conversion, batch processing, and five common error fixes.