|Transcoding WAV into Ogg||Demo||Source|
|Transcoding WebM into mp4||Demo||Source|
|Transcoding WebM into mp4; then merging WAV+mp4 into single mp4||Demo||Source|
|Recording Audio+Canvas and merging in single mp4||Demo||Source|
|Recording Audio+Screen and merging in single mp4||Demo||Source|
It is suggested to download
ffmpeg-asm file and try locally!
ffmpeg-asm.js file's default size is 18MB; however you can gzip it to make it about 6MB.