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CD-ROM changes from Battler, including :

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- New disc change handling
- Additional ATAPI commands
- CD drive-level volume control
This commit is contained in:
TomW 2016-03-08 20:47:05 +00:00
commit 0faa803061
13 changed files with 1600 additions and 378 deletions
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5
src/sound.c
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@ -110,10 +110,15 @@ static void sound_cd_thread(void *param)
ioctl_audio_callback(cd_buffer, CD_BUFLEN*2);
if (soundon)
{
int32_t atapi_vol_l = atapi_get_cd_volume(0);
int32_t atapi_vol_r = atapi_get_cd_volume(1);
for (c = 0; c < CD_BUFLEN*2; c += 2)
{
cd_buffer[c] = ((int32_t)cd_buffer[c] * cd_vol_l) / 65535;
cd_buffer[c] = ((int32_t)cd_buffer[c] * atapi_vol_l) / 255;
cd_buffer[c+1] = ((int32_t)cd_buffer[c+1] * cd_vol_r) / 65535;
cd_buffer[c+1] = ((int32_t)cd_buffer[c+1] * atapi_vol_r) / 255;
}
givealbuffer_cd(cd_buffer);
}