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some audio problems fixed, missing files added

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git-svn-id: file:///home/notaz/opt/svn/PicoDrive@31 be3aeb3a-fb24-0410-a615-afba39da0efa
This commit is contained in:
notaz 2007-02-08 20:12:45 +00:00
parent 7a93adeb29
commit abe0ea43b5
9 changed files with 583 additions and 288 deletions
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22
platform/gp2x/code940/940shared.h
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@ -1,30 +1,33 @@
#include "../../../Pico/sound/ym2612.h"
#include "../helix/pub/mp3dec.h"
// max 16 jobs
enum _940_job_t {
JOB940_INITALL = 1,
JOB940_INVALIDATE_DCACHE,
JOB940_YM2612RESETCHIP,
JOB940_YM2612UPDATEONE,
JOB940_PICOSTATELOAD,
JOB940_MP3DECODE,
JOB940_NUMJOBS
JOB940_PICOSTATELOAD,
};
#define MAX_940JOBS 2
//#define MAX_940JOBS 2
typedef struct
{
YM2612 ym2612; /* current state of the emulated YM2612 */
YM2612 ym2612; /* current state of the emulated YM2612 */
HMP3Decoder mp3dec; /* mp3 decoder's handle */
int mix_buffer[44100/50*2]; /* this is where the YM2612 samples will be mixed to */
int ym_buffer[44100/50*2]; /* this is where the YM2612 samples will be mixed to */
short mp3_buffer[2][1152*2]; /* buffers for mp3 decoder's output */
} _940_data_t;
typedef struct
{
int jobs[MAX_940JOBS]; /* jobs for second core */
int busy_; /* unused */
int vstarts[8]; /* debug: 00: number of starts from each of 8 vectors */
int last_lr; /* debug: 20: last exception's lr */
// int jobs[MAX_940JOBS]; /* jobs for second core */
// int busy_; /* unused */
int length; /* number of samples to mix (882 max) */
int stereo; /* mix samples as stereo, doubles sample count automatically */
int baseclock; /* ym2612 settings */
@ -35,11 +38,8 @@ typedef struct
int mp3_len; /* data len of loaded mp3 */
int mp3_offs; /* current playback offset (just after last decoded frame) */
int mp3_buffsel; /* which output buffer to decode to */
int vstarts[8]; /* debug: number of starts from each of 8 vectors */
int loopc; /* debug: main loop counter */
int loopc; /* debug: main loop counter */
int mp3_errors; /* debug: mp3 decoder's error counter */
int mp3_lasterr; /* debug: mp3 decoder's last error */
int last_irq_pc; /* debug: PC value when IRQ happened */
int lastjob; /* debug: last job id */
int lastbusy; /* debug: */
} _940_ctl_t;