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final src and Makefile adjustments for PSP release
[picodrive.git]
/
platform
/
psp
/
mp3.c
diff --git
a/platform/psp/mp3.c
b/platform/psp/mp3.c
index
f0cfe8f
..
ce12788
100644
(file)
--- a/
platform/psp/mp3.c
+++ b/
platform/psp/mp3.c
@@
-1,3
+1,8
@@
+// (c) Copyright 2007 notaz, All rights reserved.
+// Free for non-commercial use.
+
+// For commercial use, separate licencing terms must be obtained.
+
#include <stdio.h>
#include <string.h>
#include <stdio.h>
#include <string.h>
@@
-11,6
+16,7
@@
int mp3_last_error = 0;
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;
static SceUID thread_job_sem = -1;
static SceUID thread_busy_sem = -1;
static int thread_exit = 0;
@@
-96,15
+102,20
@@
static int read_next_frame(int which_buffer)
continue; // bad frame
}
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;
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) {
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);
}
memmove(mp3_src_buffer[which_buffer], mp3_src_buffer[which_buffer] + frame_offset, frame_size);
}
@@
-181,8
+192,6
@@
int mp3_init(void)
goto fail2;
}
goto fail2;
}
- lprintf("thread_busy_sem: %08x, thread_job_sem: %08x\n", thread_busy_sem, thread_job_sem);
-
thread_exit = 0;
thid = sceKernelCreateThread("mp3decode_thread", decode_thread, 30, 0x2000, 0, 0); /* use slightly higher prio then main */
if (thid < 0) {
thread_exit = 0;
thid = sceKernelCreateThread("mp3decode_thread", decode_thread, 30, 0x2000, 0, 0); /* use slightly higher prio then main */
if (thid < 0) {
@@
-197,6
+206,7
@@
int mp3_init(void)
}
mp3_last_error = 0;
}
mp3_last_error = 0;
+ initialized = 1;
return 0;
fail3:
return 0;
fail3:
@@
-209,12
+219,15
@@
fail1:
sceAudiocodecReleaseEDRAM(mp3_codec_struct);
fail:
mp3_last_error = ret;
sceAudiocodecReleaseEDRAM(mp3_codec_struct);
fail:
mp3_last_error = ret;
+ initialized = 0;
return 1;
}
void mp3_deinit(void)
{
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);
thread_exit = 1;
psp_sem_lock(thread_busy_sem);
psp_sem_unlock(thread_busy_sem);
@@
-231,6
+244,7
@@
void mp3_deinit(void)
sceKernelDeleteSema(thread_job_sem);
thread_job_sem = -1;
sceAudiocodecReleaseEDRAM(mp3_codec_struct);
sceKernelDeleteSema(thread_job_sem);
thread_job_sem = -1;
sceAudiocodecReleaseEDRAM(mp3_codec_struct);
+ initialized = 0;
}
// may overflow stack?
}
// may overflow stack?
@@
-271,14
+285,16
@@
static int decode_thread(SceSize args, void *argp)
}
}
+// might be called before initialization
int mp3_get_bitrate(FILE *f, int size)
{
int mp3_get_bitrate(FILE *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;
/* make sure thread is not busy.. */
// filenames are stored instead handles in PSP, due to stupid max open file limit
char *fname = (char *)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);
if (mp3_handle >= 0) sceIoClose(mp3_handle);
mp3_handle = sceIoOpen(fname, PSP_O_RDONLY, 0777);
@@
-290,31
+306,32
@@
int mp3_get_bitrate(FILE *f, int size)
mp3_src_pos = 0;
ret = read_next_frame(0);
if (ret <= 0) {
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) {
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) {
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.. */
goto end;
}
/* looking good.. */
- ret = bitrate;
+ ret
val
= bitrate;
end:
if (mp3_handle >= 0) sceIoClose(mp3_handle);
mp3_handle = -1;
mp3_fname = NULL;
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;
}
}
@@
-324,10
+341,12
@@
void mp3_start_play(FILE *f, int pos)
{
char *fname = (char *)f;
{
char *fname = (char *)f;
+ if (!initialized) return;
+
lprintf("mp3_start_play(%s) @ %i\n", fname, pos);
psp_sem_lock(thread_busy_sem);
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);
{
if (mp3_handle >= 0) sceIoClose(mp3_handle);
mp3_handle = sceIoOpen(fname, PSP_O_RDONLY, 0777);