Performance Tips


Optimizing Conversion Speed

  1. Video conversions — Use hardware acceleration if available:
    "MP4": "ffmpeg -hwaccel auto -i '{input}' -c:v h264_nvenc '{output}'"
    
  2. Batch conversions — Process in smaller groups if memory is limited.

  3. Image conversions — For large batches, reduce quality slightly for faster processing.

Quality vs. Size Trade-offs

Format Type Best Compression Notes
Images WEBP Best compression with good quality
Audio AAC 128k or Opus Good quality at lower bitrates than MP3
Video H.265 (HEVC) Better compression than H.264, but slower encoding
Documents PDF/A for archival Regular PDF for sharing