Audio Files And Extensions

Descriptions of Filetypes

.mca/.adpcm

• .mca files are Capcom DSP Adpcm encoded audio files that are identical to .adpcm files. Used in the MT Framework, it is used to store in-game voice, music, and sound effects, but for MHGU it is strictly voices and sfx.

Ways to Listen

• vgmstream - able to listen to it online and export as mp3
• XMPlayer with vgmstream - listen to files offline

---

.opus

• .opus is a filename extension for audio files encoded with the Opus codec. Within MHGU they are the music files located in primarily /bgm/sound and are the place of higher quality audio.

Ways to Listen

• vgmstream - able to listen to it online and export as mp3
• XMPlayer with vgmstream - listen to files offline

.stqr

• .stqr are the index of .opus files which include the filesize of .opus files in bytes, the loop start and end in samples and sample rate in Hz.