Best Settings for Allok Audio Converter to Maximize QualityAllok Audio Converter is a lightweight Windows program designed to convert audio files between many formats (MP3, WAV, WMA, OGG, AAC, FLAC, etc.). To get the best possible audio quality from conversions, you need to understand how codec settings affect sound, choose appropriate source and output formats, and apply a few practical workflow tips. This article walks through the optimal settings and practices to maximize quality using Allok Audio Converter.
1. Start with the best possible source file
- Use the highest-quality source you have. Always prefer lossless or high-bitrate files (e.g., WAV, FLAC, or 320 kbps MP3) as input. Converting from a low-bitrate or already lossy file will only reproduce existing artifacts.
- Avoid repeated encoding: if you plan to make multiple edits or format changes, keep an original lossless master (WAV or FLAC) and make other formats from that master.
2. Choose the right output format
- For archiving or further processing: FLAC or WAV (lossless) are best. FLAC keeps identical audio while saving disk space.
- For distribution and playback on most devices: MP3 (320 kbps) or AAC (256–320 kbps) balance quality and file size well.
- For streaming or small-size needs: use OGG or lower-bitrate AAC/MP3 but accept some quality loss.
3. Audio codec settings to prioritize
Allok exposes codec-specific options. Key settings to maximize perceived quality:
- Bitrate (for lossy codecs):
- MP3: 320 kbps Constant Bitrate (CBR) for best fidelity; if file size matters, VBR Quality ~V0–V2 (where available) offers similar quality at smaller size.
- AAC: 256–320 kbps (or high VBR setting) for better efficiency than MP3.
- OGG Vorbis: Quality 6–10 (higher numbers = better quality).
- Sample rate:
- Keep the original sample rate whenever possible. Do not upsample (e.g., 44.1 kHz → 96 kHz) — upsampling does not add detail.
- If you must change sample rate (for device compatibility), convert to the nearest standard (44.1 kHz or 48 kHz) using high-quality resampling.
- Channels:
- Preserve original channel layout (stereo vs mono). Converting stereo to mono reduces spatial information.
- Bit depth (for lossless):
- Use 16-bit for CD-quality or 24-bit for higher headroom during editing. Save in WAV or FLAC if you need lossless.
4. Use high-quality resampling and dithering
- If Allok allows selecting resampling algorithms, pick high-quality options (e.g., sinc-based resampling).
- When reducing bit depth (e.g., 24-bit → 16-bit for CD), apply dithering to minimize quantization distortion. Choose a triangular or noise-shaped dither if available.
5. Configure encoder complexity/settings
- Some encoders offer “quality” or “complexity” parameters. Set these to the highest practical level for best output (higher complexity = better audio but slower encoding).
- For MP3 LAME encoder, preset names like –preset extreme or –preset insane (or VBR V0) yield superior quality. If Allok provides LAME parameters, use high-quality presets.
6. Preserve metadata and tags correctly
- Tag copying doesn’t affect audio quality, but keeping correct metadata (artist, album, track) preserves organization and user experience.
- When transcoding, ensure Allok writes tags in the target format (ID3v2 for MP3, Vorbis comments for OGG/FLAC).
7. Batch processing tips
- Test settings on a short sample before converting large batches.
- Keep a consistent folder structure for outputs and include bitrate/sample-rate info in filenames if you produce multiple versions.
8. Practical presets for common goals
- Archive/master (lossless): Format = FLAC, Sample rate = same as source, Bit depth = original (prefer 24-bit if available), Compression level = medium-high (FLAC lossless).
- High-quality portable: Format = MP3, Bitrate = 320 kbps CBR or VBR V0, Sample rate = same as source.
- Best efficiency/quality: Format = AAC, Bitrate = 256–320 kbps or high VBR preset.
- Small size, reasonable quality: OGG Vorbis, Quality = 5–6.
9. Troubleshooting common issues
- Audible artifacts after conversion: lower the compression (higher bitrate) or switch to a better codec (AAC/FLAC).
- Volume changes: check if normalization or ReplayGain was applied; disable unintended normalization in Allok settings.
- Tag loss: enable tag copying or use a tag editor post-conversion.
10. Workflow example (step-by-step)
- Open Allok Audio Converter and add source files (prefer WAV/FLAC).
- Choose target format (e.g., MP3) and open codec/advanced settings.
- Set Bitrate = 320 kbps CBR (or VBR V0), Sample rate = same as source, Channels = same as source.
- Enable highest encoder quality/complexity available.
- (If downsampling or reducing bit depth) select high-quality resampler and enable dithering.
- Set output folder and filename template, enable tag copying.
- Convert a 30-second test clip; listen for artifacts.
- If satisfied, run full batch conversion.
11. Final notes
- Converting between lossy formats always incurs quality loss; use lossless when possible.
- Higher bitrates and complexity give better quality but increase file size and encoding time.
- Keep an original lossless master for future conversions.