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MP4 to MP3 Converter Actor

[![Apify](https://img.shields.io/badge/apify-actor-green.svg)](https://apify.com)
[![License](https://img.shields.io/badge/license-MIT-blue.svg)](LICENSE)
This Apify actor converts MP4 files to high-quality MP3 format. It extracts audio tracks from video files and processes them efficiently.
## Features
-**Batch Conversion**: Convert multiple MP4 files simultaneously
-**Customizable Quality**: Support for various output bitrates(64kbps, 128kbps, 320kbps)
-**Concurrent Processing**: Handles multiple files in parallel for faster execution
-**Apify Dataset Storage**: Converted MP3 files and processing logs saved directly to Apify dataset
-**Error Handling**: Detailed reports for successes, failures, and errors per file
-**Optional Cleanup**: Delete original MP4 files after successful conversion
-**Secure Downloads**: Supports HTTPS URLs and handles authentication if provided
## How to Use
### Input Schema
| Property | Type | Description | Default | Required |
|----------|------|-------------|---------|----------|
|`inputUrls`| array | List ofMP4 file URLs to convert |`[]`| Yes |
|`outputQuality`|enum| Output MP3quality:`low`(64kbps),`medium`(128kbps),`high`(320kbps)|`medium`| No |
|`deleteOriginal`| boolean | Delete original MP4 files after conversion |`false`| No |
|`maxConcurrency`| integer | Maximum concurrent downloads/conversions(1-10)|`3`| No |
### Outputs
-**Dataset**: Contains:
- Converted MP3files(as binary blobs)
-JSON report withdetails:`{ "url": "...", "mp3Url": "...", "status": "success/error", "duration": "..." }`
-**Logs**: Real-time console logs for monitoring progress
## Example Input
```json
{
 "inputUrls": [
 "https://example.com/video1.mp4",
 "https://example.com/video2.mp4",
 "https://example.com/video3.mp4"
 ],
 "outputQuality": "high",
 "deleteOriginal": false,
 "maxConcurrency": 5
}
## Example Output Report (JSON)
```json
[
{
"originalUrl":"https://example.com/video1.mp4",
"mp3File":"video1.mp3",
"bitrate":"320kbps",
"duration":"120s",
"status":"success",
"size":"4500KB"
},
{
"originalUrl":"https://example.com/video2.mp4",
"status":"error",
"error":"Invalid MP4 format"
}
]
## Running Locally
1. Clone/Fork this actor repository
2. Install dependencies:`pip install -r requirements.txt`
3.Run:`apify run`
4. Or use Apify CLI:`apify call [actor-id] --input input.json`
## Deployment
- Deploy to Apify platform via [Apify Console](https://console.apify.com)
- Build minutes:~1 min per 10 files
- Memory: 1GB recommended
## Limitations
- Only supports MP4input(H.264/AAC typically)
- Max file size: 100MB per file
- No video editing/subtitle extraction
## Troubleshooting
-**Download fails**: Check URL accessibility and CORS
-**Conversion errors**: Ensure audio track exists inMP4
-**High memory**: Reduce `maxConcurrency`
## Development
Fork this repo and contribute! See [CONTRIBUTING.md](CONTRIBUTING.md).
Uses:
-`ffmpeg`for conversion
-`requests`for downloads
- Apify SDKfor storage
## License
MIT License - see [LICENSE](LICENSE) file.
---
*Built with ❤️ for Apify platform*