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support multiple sound drivers

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This commit is contained in:
notaz 2013-06-23 22:26:56 +03:00
parent 636d5f257c
commit df92fbd1f2
8 changed files with 55 additions and 58 deletions
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42
platform/linux/emu.c
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@ -11,7 +11,6 @@
#include "../libpicofe/menu.h"
#include "../libpicofe/plat.h"
#include "../libpicofe/linux/sndout_oss.h"
#include "../common/emu.h"
#include "../common/arm_utils.h"
#include "version.h"
@ -19,7 +18,6 @@
#include <pico/pico_int.h>
static short __attribute__((aligned(4))) sndBuffer[2*44100/50];
const char *renderer_names[] = { "16bit accurate", " 8bit accurate", " 8bit fast", NULL };
const char *renderer_names32x[] = { "accurate", "faster", "fastest", NULL };
enum renderer_types { RT_16BIT, RT_8BIT_ACC, RT_8BIT_FAST, RT_COUNT };
@ -209,43 +207,9 @@ void pemu_forced_frame(int no_scale, int do_emu)
g_menubg_src_ptr = g_screen_ptr;
}
static void oss_write_nonblocking(int len)
{
// sndout_oss_can_write() is not reliable, only use with no_frmlimit
if ((currentConfig.EmuOpt & EOPT_NO_FRMLIMIT) && !sndout_oss_can_write(len))
return;
sndout_oss_write_nb(PsndOut, len);
}
void pemu_sound_start(void)
{
PsndOut = NULL;
if (currentConfig.EmuOpt & EOPT_EN_SOUND)
{
int is_stereo = (PicoOpt & POPT_EN_STEREO) ? 1 : 0;
PsndRerate(Pico.m.frame_count ? 1 : 0);
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 = oss_write_nonblocking;
plat_update_volume(0, 0);
memset(sndBuffer, 0, sizeof(sndBuffer));
PsndOut = sndBuffer;
}
}
void pemu_sound_stop(void)
{
}
void pemu_sound_wait(void)
{
// don't need to do anything, writes will block by themselves
emu_sound_start();
}
void plat_debug_cat(char *str)
@ -262,14 +226,10 @@ void pemu_loop_prep(void)
{
apply_renderer();
osd_text = osd_text16;
pemu_sound_start();
}
void pemu_loop_end(void)
{
pemu_sound_stop();
/* do one more frame for menu bg */
pemu_forced_frame(0, 1);
}