RaySollium99/picodrive
1
0
Fork 0
mirror of https://github.com/RaySollium99/picodrive.git synced 2025-09-05 15:27:46 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

GP2X: low volume and fast forward

Browse source 
git-svn-id: file:///home/notaz/opt/svn/PicoDrive@310 be3aeb3a-fb24-0410-a615-afba39da0efa
This commit is contained in:
notaz 2007-12-09 15:17:50 +00:00
parent 53668ca0f8
commit 4a32f01f55
9 changed files with 186 additions and 40 deletions
Download patch file Download diff file Expand all files Collapse all files

9
Pico/sound/sound.c
View file

@ -15,6 +15,8 @@
#include "../cd/pcm.h"
#include "mix.h"
void (*PsndMix_32_to_16l)(short *dest, int *src, int count) = mix_32_to_16l_stereo;
// master int buffer to mix to
static int PsndBuffer[2*44100/50];
@ -151,6 +153,9 @@ void PsndRerate(int preserve_state)
memset32(PsndBuffer, 0, sizeof(PsndBuffer)/4);
if (PsndOut)
PsndClear();
// set mixer
PsndMix_32_to_16l = (PicoOpt & 8) ? mix_32_to_16l_stereo : mix_32_to_16_mono;
}
@ -260,9 +265,7 @@ PICO_INTERNAL int PsndRender(int offset, int length)
mp3_update(buf32, length, stereo);
// convert + limit to normal 16bit output
if (stereo)
mix_32_to_16l_stereo(PsndOut+offset, buf32, length);
else mix_32_to_16_mono (PsndOut+offset, buf32, length);
PsndMix_32_to_16l(PsndOut+offset, buf32, length);
return length;
}