+/*
+ * PicoDrive
+ * (C) notaz, 2007,2008
+ *
+ * This work is licensed under the terms of MAME license.
+ * See COPYING file in the top-level directory.
+ */
+
#include <stdio.h>
#include <string.h>
#include <pspkernel.h>
#include <pspsdk.h>
#include <pspaudiocodec.h>
+#include <kubridge.h>
-#include "../../Pico/PicoInt.h"
-#include "../../Pico/sound/mix.h"
+#include "../../pico/pico_int.h"
+#include "../../pico/sound/mix.h"
#include "../common/lprintf.h"
int mp3_last_error = 0;
+static int initialized = 0;
static SceUID thread_job_sem = -1;
static SceUID thread_busy_sem = -1;
static int thread_exit = 0;
continue; // bad frame
}
- if (bytes_read - frame_offset < frame_size) {
+ if (bytes_read - frame_offset < frame_size)
+ {
lprintf("unfit, foffs=%i\n", mp3_src_pos - bytes_read);
mp3_src_pos -= bytes_read - frame_offset;
+ if (mp3_src_size - mp3_src_pos < frame_size) {
+ mp3_src_pos = mp3_src_size;
+ return 0; // EOF
+ }
sceIoLseek32(mp3_handle, mp3_src_pos, PSP_SEEK_SET);
continue; // didn't fit, re-read..
}
if (frame_offset) {
- lprintf("unaligned, foffs=%i, offs=%i\n", mp3_src_pos - bytes_read, frame_offset);
+ //lprintf("unaligned, foffs=%i, offs=%i\n", mp3_src_pos - bytes_read, frame_offset);
memmove(mp3_src_buffer[which_buffer], mp3_src_buffer[which_buffer] + frame_offset, frame_size);
}
static SceUID load_start_module(const char *prxname)
{
- SceUID mod = pspSdkLoadStartModule(prxname, PSP_MEMORY_PARTITION_KERNEL);
- if (mod < 0)
- lprintf("failed to load %s: %08x\n", prxname, mod);
+ SceUID mod, mod1;
+ int status, ret;
+
+ mod = pspSdkLoadStartModule(prxname, PSP_MEMORY_PARTITION_KERNEL);
+ if (mod < 0) {
+ lprintf("failed to load %s (%08x), trying kuKernelLoadModule\n", prxname, mod);
+ mod1 = kuKernelLoadModule(prxname, 0, NULL);
+ if (mod1 < 0) lprintf("kuKernelLoadModule failed with %08x\n", mod1);
+ else {
+ ret = sceKernelStartModule(mod1, 0, NULL, &status, 0);
+ if (ret < 0) lprintf("sceKernelStartModule failed with %08x\n", ret);
+ else mod = mod1;
+ }
+ }
return mod;
}
mod = load_start_module("flash0:/kd/audiocodec.prx");
else mod = load_start_module("flash0:/kd/avcodec.prx");
if (mod < 0) {
- ret = mod = load_start_module("flash0:/kd/audiocodec_260.prx"); // last chance..
+ ret = mod;
+ mod = load_start_module("flash0:/kd/audiocodec_260.prx"); // last chance..
if (mod < 0) goto fail;
}
goto fail2;
}
- lprintf("thread_busy_sem: %08x, thread_job_sem: %08x\n", thread_busy_sem, thread_job_sem);
-
+ /* use slightly higher prio then main */
thread_exit = 0;
- thid = sceKernelCreateThread("mp3decode_thread", decode_thread, 30, 0x2000, 0, 0); /* use slightly higher prio then main */
+ thid = sceKernelCreateThread("mp3decode_thread", decode_thread, 30, 0x2000, 0, NULL);
if (thid < 0) {
lprintf("failed to create decode thread: %08x\n", thid);
ret = thid;
}
mp3_last_error = 0;
+ initialized = 1;
return 0;
fail3:
sceAudiocodecReleaseEDRAM(mp3_codec_struct);
fail:
mp3_last_error = ret;
+ initialized = 0;
return 1;
}
void mp3_deinit(void)
{
- lprintf("deinit\n");
+ lprintf("mp3_deinit, initialized=%i\n", initialized);
+
+ if (!initialized) return;
thread_exit = 1;
psp_sem_lock(thread_busy_sem);
psp_sem_unlock(thread_busy_sem);
sceKernelDeleteSema(thread_job_sem);
thread_job_sem = -1;
sceAudiocodecReleaseEDRAM(mp3_codec_struct);
+ initialized = 0;
}
// may overflow stack?
}
-int mp3_get_bitrate(FILE *f, int size)
+// might be called before initialization
+int mp3_get_bitrate(void *f, int size)
{
- int ret = -1, sample_rate, bitrate;
+ int ret, retval = -1, sample_rate, bitrate;
// filenames are stored instead handles in PSP, due to stupid max open file limit
- char *fname = (char *)f;
+ char *fname = f;
/* make sure thread is not busy.. */
- psp_sem_lock(thread_busy_sem);
+ if (thread_busy_sem >= 0)
+ psp_sem_lock(thread_busy_sem);
if (mp3_handle >= 0) sceIoClose(mp3_handle);
mp3_handle = sceIoOpen(fname, PSP_O_RDONLY, 0777);
mp3_src_pos = 0;
ret = read_next_frame(0);
if (ret <= 0) {
- lprintf("read_next_frame() failed\n");
+ lprintf("read_next_frame() failed (%s)\n", fname);
goto end;
}
sample_rate = (mp3_src_buffer[0][2] & 0x0c) >> 2;
bitrate = mp3_src_buffer[0][2] >> 4;
if (sample_rate != 0) {
- lprintf("unsupported samplerate\n");
+ lprintf("unsupported samplerate (%s)\n", fname);
goto end; // only 44kHz supported..
}
bitrate = bitrates[bitrate];
if (bitrate == 0) {
- lprintf("unsupported bitrate\n");
+ lprintf("unsupported bitrate (%s)\n", fname);
goto end;
}
/* looking good.. */
- ret = bitrate;
+ retval = bitrate;
end:
if (mp3_handle >= 0) sceIoClose(mp3_handle);
mp3_handle = -1;
mp3_fname = NULL;
- psp_sem_unlock(thread_busy_sem);
- if (ret < 0) mp3_last_error = -1; // remember we had a problem..
- return ret;
+ if (thread_busy_sem >= 0)
+ psp_sem_unlock(thread_busy_sem);
+ if (retval < 0) mp3_last_error = -1; // remember we had a problem..
+ return retval;
}
static int mp3_job_started = 0, mp3_samples_ready = 0, mp3_buffer_offs = 0, mp3_play_bufsel = 0;
-void mp3_start_play(FILE *f, int pos)
+void mp3_start_play(void *f, int pos)
{
- char *fname = (char *)f;
+ char *fname = f;
+
+ if (!initialized) return;
lprintf("mp3_start_play(%s) @ %i\n", fname, pos);
psp_sem_lock(thread_busy_sem);
- if (mp3_fname != fname)
+ if (mp3_fname != fname || mp3_handle < 0)
{
if (mp3_handle >= 0) sceIoClose(mp3_handle);
mp3_handle = sceIoOpen(fname, PSP_O_RDONLY, 0777);
mp3_fname = fname;
}
+ // clear decoder state
+ sceAudiocodecInit(mp3_codec_struct, 0x1002);
+
// seek..
mp3_src_pos = (int) (((float)pos / 1023.0f) * (float)mp3_src_size);
sceIoLseek32(mp3_handle, mp3_src_pos, PSP_SEEK_SET);
unsigned int offs1024 = 0;
int cdda_on;
- cdda_on = (PicoMCD & 1) && (PicoOpt&0x800) && !(Pico_mcd->s68k_regs[0x36] & 1) &&
+ cdda_on = (PicoAHW & PAHW_MCD) && (PicoOpt&0x800) && !(Pico_mcd->s68k_regs[0x36] & 1) &&
(Pico_mcd->scd.Status_CDC & 1) && mp3_handle >= 0;
if (cdda_on) {
}
+void mp3_reopen_file(void)
+{
+ if (mp3_fname == NULL) return;
+ lprintf("mp3_reopen_file(%s)\n", mp3_fname);
+
+ // try closing, just in case
+ if (mp3_handle >= 0) sceIoClose(mp3_handle);
+
+ mp3_handle = sceIoOpen(mp3_fname, PSP_O_RDONLY, 0777);
+ if (mp3_handle >= 0)
+ sceIoLseek32(mp3_handle, mp3_src_pos, PSP_SEEK_SET);
+ lprintf("mp3_reopen_file %s\n", mp3_handle >= 0 ? "ok" : "failed");
+}
+