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redo OSS frag setup. Compute real pollux rate

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git-svn-id: file:///home/notaz/opt/svn/PicoDrive@896 be3aeb3a-fb24-0410-a615-afba39da0efa
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notaz 2010-09-17 22:57:14 +00:00
parent 45285368c0
commit 9f6a4e907b
6 changed files with 88 additions and 68 deletions
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12
platform/linux/emu.c
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@ -255,19 +255,13 @@ void pemu_sound_start(void)
if (currentConfig.EmuOpt & EOPT_EN_SOUND)
{
int snd_excess_add, frame_samples;
int is_stereo = (PicoOpt & POPT_EN_STEREO) ? 1 : 0;
PsndRerate(Pico.m.frame_count ? 1 : 0);
frame_samples = PsndLen;
snd_excess_add = ((PsndRate - PsndLen * target_fps)<<16) / target_fps;
if (snd_excess_add != 0)
frame_samples++;
printf("starting audio: %i len: %i (ex: %04x) stereo: %i, pal: %i\n",
PsndRate, PsndLen, snd_excess_add, is_stereo, Pico.m.pal);
sndout_oss_start(PsndRate, frame_samples, is_stereo);
printf("starting audio: %i len: %i stereo: %i, pal: %i\n",
PsndRate, PsndLen, is_stereo, Pico.m.pal);
sndout_oss_start(PsndRate, is_stereo, 1);
sndout_oss_setvol(currentConfig.volume, currentConfig.volume);
PicoWriteSound = updateSound;
plat_update_volume(0, 0);