a wav player in standard C99

• u8 s16 s32 PCM wav
• 32 and 64 bit float wav

later maybe

• more raw PCM formats, e.g. AIFF, AU
• ADCPM encoded WAV

the big maybes

• losslessly compressed data, e.g. FLAC
• ogg vorbis
• opus
• mp3 (probably won't)

• portaudio is pulled by cmake but you may need to install its dependencies, e.g. libasound2-dev

• Multimedia Programming Interface and Data Specifications 1.0
  • Defines the RIFF container, including the WAV audio format
• ISO/IEC 11172-3:1993 - MPEG-1 Audio (Layer I, II, III) (158 pages)
  • Core MP3 spec, frame structure, headers, and essential tables (Huffman, etc.)
• ISO/IEC 13818-3:1997 - MPEG-2 Audio (127 pages)
  • MP3 extension, Adds support for LSF for modern MP3 files.
• ISO/IEC TR 11172-5:1998 - MPEG-1 Software Simulation (404 pages)
  • Reference C code
• ffmpeg