xenia/fox32rom
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Allow adjusting the audio sample rate

Browse Source
This commit is contained in:
Ry 2022-07-27 18:32:04 -07:00
parent e2abb1c3f8
commit f4e70bff94
1 changed files with 3 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
audio.asm
View File

@ -16,6 +16,7 @@ const OLD_BUFFER_SWAP_VECTOR: 0x01FFFF09
; inputs: ; inputs:
; r0: pointer to audio clip ; r0: pointer to audio clip
; r1: length of audio clip in bytes (must be a multiple of 32768 bytes) ; r1: length of audio clip in bytes (must be a multiple of 32768 bytes)
; r2: audio sample rate
; outputs: ; outputs:
; none ; none
play_audio: play_audio:
@ -40,9 +41,9 @@ play_audio:
; so set it to 0xFF so that it becomes zero when checked for the first time ; so set it to 0xFF so that it becomes zero when checked for the first time
mov.8 [CURRENT_BUFFER], 0xFF mov.8 [CURRENT_BUFFER], 0xFF
; enable audio playback ; enable audio playback and set sample rate
mov r0, 0x80000600 mov r0, 0x80000600
out r0, 1 out r0, r2
pop r1 pop r1
pop r0 pop r0