Best Settings for Quality & Speed in Aiseesoft TS Video Converter

Best Settings for Quality & Speed in Aiseesoft TS Video Converter

Choosing the right balance between quality and conversion speed in Aiseesoft TS Video Converter depends on your goals (archive master copies vs. fast playback files) and your hardware. Below is a concise, practical setup that covers common scenarios and explains which settings to adjust.

1. Pick the right profile

• Use prebuilt profiles for common devices (e.g., MP4 H.264 for phones/tablets, MKV H.265 for high compression).
• Choose H.264 (AVC) for wide compatibility with good quality/speed balance.
• Choose H.265 (HEVC) if you prioritize smaller files and have a compatible player — expect slower encoding unless GPU acceleration is used.

2. Container and codec choices

• Container: MP4 (for compatibility) or MKV (if you need multiple audio/subtitle tracks).
• Video codec: H.264 for fastest reasonable quality; H.265 for best compression.
• Audio codec: AAC for MP4 containers (good quality and compatibility), AC3 or DTS only if you need surround formats.

3. Resolution and frame rate

• Keep source resolution for best quality (no upscaling).
• Downscale to 720p or 1080p for faster conversion and smaller files if target device doesn’t need full resolution.
• Frame rate: Match source frame rate (select “Same as source” or manually set 23.976/24/30/60 as appropriate). Don’t increase frame rate — it wastes CPU and adds little benefit.

4. Bitrate vs. CRF (constant quality)

• If the converter offers CRF (constant rate factor):
  • Use CRF ~18–22 for H.264: lower value = higher quality. 18–20 = visually lossless/very high quality; 20–22 = excellent quality with smaller file size.
  • For H.265, CRF ~22–26.
• If only bitrate is available:
  • For 1080p, target 8–12 Mbps for good quality; 12–20 Mbps for near-original quality.
  • For 720p, target 3–6 Mbps.
• Prefer CRF/quality-based encoding over fixed bitrate for predictable visual quality.

5. Encoder preset and tuning

• Preset: Choose a faster preset for speed (e.g., “fast”, “faster”) or slower preset for better compression at same quality (“slow”, “slower”). A good default is “fast” or “medium”.
• Tune: Use “film” or “none” for general video; “animation” for cartoons; “grain” if preserving film grain.

6. Hardware acceleration

• Enable GPU acceleration (Intel Quick Sync, NVIDIA NVENC, AMD VCE/AMF) if available — it dramatically speeds up H.264/H.265 encoding with modest quality tradeoff. Use hardware encoding for faster conversions; switch to software (CPU) encoding for maximum quality if time allows.

7. Two-pass vs single-pass

• Two-pass encoding improves quality at a target bitrate and can reduce file size while preserving quality — use it when bitrate mode is required and you have time.
• Single-pass (or CRF) is faster and usually preferable for everyday use.

8. Audio settings

• Sample rate: Keep same as source (typically 44.1 or 48 kHz).
• Bitrate: 128–192 kbps for stereo AAC is sufficient; 256 kbps for higher fidelity.
• Channels: Use stereo unless target is a surround system.

9. Advanced tips

• Deinterlacing: Enable if source is interlaced (like some TV captures). This improves visual quality but adds processing time.
• Noise reduction and sharpening: Use cautiously — noise reduction can reduce bitrate needs but softens detail; sharpening can introduce artifacts.
• Batch settings: For multiple files with the same source specs, apply identical settings and use batch conversion to save time.

10. Quick recommended presets

• Balanced (everyday): MP4, H.264, CRF 20, preset “fast”, resolution same as source, AAC 192 kbps, hardware acceleration on.
• Quality-first: MKV, H.265, CRF 23, preset “slow”, resolution same as source, AAC/FLAC 256 kbps, software encoding.
• Speed-first: MP4, H.264 (NVENC/Quick Sync), CRF 22 or target bitrate, preset “fast”, downscale if acceptable, AAC 128 kbps.

Follow these settings based on whether you prioritize speed or final quality. If unsure, start with the Balanced preset above and adjust CRF or encoder preset iteratively until you reach the desired trade-off.