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Open source software to convert the .amr format: RetroCode, Amr2Wav, both are in an early developmental stage; AMR Player is freeware to play AMR audio files, and can convert AMR from/to MP3/WAV audio format. Nokia Multimedia Converter 2.0 can convert (create) samples, one can use Nokia's conversion tool to create both .amr and .awb files. It ...
Freemake Audio Converter features a batch audio conversion mode to convert multiple audio files simultaneously. The program can also combine multiple audio files into a single file. [ 3 ] The software includes several ready-made presets for each supported output file format and the ability to create a custom preset with the adjustment of ...
There is also FAAC, the same project's encoder, but it is proprietary (but still free of charge). libgsm – Lossy compression ; opencore-amr – Lossy compression (AMR and AMR-WB) liba52 – a free ATSC A/52 stream decoder (AC-3) libdca – a free DTS Coherent Acoustics decoder; Codec2 – Low bitrate compression, primarily voice
Adaptive Multi-Rate (AMR) AMR-NB. 3GPP TS 26.073 – AMR speech Codec (C-source code) – reference implementation [26] opencore-amr (one may compile ffmpeg with—enable-libopencore-amrnb to incorporate the OpenCORE lib) FFmpeg (by default decoder only, but see above the compiling options to incorporate the OpenCORE lib) AMR-WB
An audio conversion app (also known as an audio converter) transcodes one audio file format into another; for example, from FLAC into MP3. It may allow selection of encoding parameters for each of the output file to optimize its quality and size.
The 'Music' category is merely a guideline on commercialized uses of a particular format, not a technical assessment of its capabilities. For example, MP3 and AAC dominate the personal audio market in terms of market share, though many other formats are comparably well suited to fill this role from a purely technical standpoint.
Conversion from/to amr to mp3 wav etc... Could we add a sub section on converting to and from .amr files preferably with a link(s) to external websites offering FREE, NON-VIRUS executables to do these conversions (I've failed to find one yet)
libsndfile is a widely used [2] [3] C library written by Erik de Castro Lopo for reading and writing audio files. [4] It supports a wide variety of audio file formats and will convert automatically from one to another. [4]