You should keep a high quality master file for your production, and export to a quality/format better suited for the destination. m4a is more of an apple format, and webm is google's latest. Everyone still accepts mp3s. In either case, the quality should be higher - 192kbps at least. Or, maybe at least 1mb/minute if you want to look at it that way. number of frames = op_pcm_total () / op_channel_count () This doesn't change between your original .opus file, and the temporary PCM data you want to write out. number of channels = 2. Regardless of the number of channels in the original .opus file, this library function extracts stereo (2 channels). This also means that there will be 2 samples
Handbrake: menu: tools > preferences > output files > MP4 File Extension: Always use MP4. HandBrake will automatically use the extension M4V when you pass-through audio (AC3), use SRT subtitles or have chapter markers enabled. You can simply change the file extension between .mp4 and .m4v as the file is exactly the same. 1.
FFmpeg can do that in the command line. Other programs with a GUI like Audacity or even VLC can also be used as an MP3 converter. Just Google the steps. For FFmpeg, the command should be ffmpeg -i input.mp4 -vn output.mp3
Just a thought but you can embed a still image into any mp3, without converting it to a video file. ( instructions ) From there, if you upload to e.g. youtube, I think it will preserve the embedded image and so you'll get a music 'video' with a still image in the background.
Like u/maskedenigma was saying, try converting it to both FLAC and MP3 and see if the size difference is okay with you. Also, try listening to both files to see if the quality difference is noticeable enough.
Anything else you do to it, including converting it to an mp3, will only make it worse. What's going on behind the scenes at YouTube? Probably not what you imagine, particularly with regard to where Opus files come from: "YouTube recommends that uploads be in the MP4 video format with AAC audio. So where does WebM and Opus come from?
ffmpeg -i yourvideo.mpeg output.mp4. You can customise which codecs you output with -c:a and -c:v for the audio/video switches such as: ffmpeg -i yourvideo.mpeg -c:a aac output.mp4 or ffmpeg -i yourvideo.mpeg -c:a ac3 output.mp4. You can see all supported formats with ffmpeg -formats

Step 1: Open this website on your computer. And then add your QuickTime from computer, DropBox, Google Drive or URL. Step 2: Choose MOV as your input format and choose MP3 as your output format. Step 3: Now you are able to convert QuickTime to MP3. You can also save your converted files into Dropbox or Google Drive.

To be fair, if you google for this stuff you're mostly going to get spam. The top results are the ones that manipulate search ranking, and they're always the same generic guides with commercial software planted in the steps. Just throw a -o filename.wav in the middle of the code. Hi there, hope you've solved it. If you are still unsatisfied with the audio quality you get, there are 2 solutions. 1, change a video downloader; 2, change a video converter. But it can be done within one program: VideoProc Converter. A question here which I hope someone here would be able to help. There's a bunch of vcds I own where there's a lot of .dat files which I am hoping to convert it into .avi or .mp4 (either is fine) to keep on my pc and I am wondering if there's any good recommended freeware by redditors here that can do the job well for me. It is able to convert Spotify music to MP3 with no need to install any extra programs, including the Spotify app. Personally, it is more user-friendly than Sidify and Tuneskit. I have used one Spotify Music Converter, named Eelphone Spotify Music Converter, I just need to copy the Spotify music link to the converter, then the converter will Currently this takes multiple steps including extracting the audio, transcoding to AAC and then adding the audio back to the video. MKVToolNix is not an encoder, so it can't do what you're asking. Perhaps try VLC player on your device. Or an encoder like HandBrake can convert tracks. Use ffmpeg. R5T3F.
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    • how to convert mp4 to mp3 reddit