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Use cookies for thread identification instead of pointers directly which gives a buffer against wrongly identifying a thread when the slot is recycled (which has been nagging me for awhile). A slot gets 255 uses before it repeats. Everything gets incompatible so a full update is required.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@19377 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Michael Sevakis 2008-12-10 08:57:10 +00:00
parent 40ff47c7ee
commit 8cfbd3604f
32 changed files with 329 additions and 234 deletions
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20
apps/recorder/pcm_record.c
View file

@ -37,7 +37,7 @@
/***************************************************************************/
extern struct thread_entry *codec_thread_p;
extern uintptr_t codec_thread_id;
/** General recording state **/
static bool is_recording; /* We are recording */
@ -220,7 +220,7 @@ static struct event_queue pcmrec_queue SHAREDBSS_ATTR;
static struct queue_sender_list pcmrec_queue_send SHAREDBSS_ATTR;
static long pcmrec_stack[3*DEFAULT_STACK_SIZE/sizeof(long)];
static const char pcmrec_thread_name[] = "pcmrec";
static struct thread_entry *pcmrec_thread_p;
static unsigned int pcmrec_thread_id = 0;
static void pcmrec_thread(void);
@ -365,12 +365,12 @@ unsigned long pcm_rec_sample_rate(void)
void pcm_rec_init(void)
{
queue_init(&pcmrec_queue, true);
pcmrec_thread_p =
pcmrec_thread_id =
create_thread(pcmrec_thread, pcmrec_stack, sizeof(pcmrec_stack),
0, pcmrec_thread_name IF_PRIO(, PRIORITY_RECORDING)
IF_COP(, CPU));
queue_enable_queue_send(&pcmrec_queue, &pcmrec_queue_send,
pcmrec_thread_p);
pcmrec_thread_id);
} /* pcm_rec_init */
/** audio_* group **/
@ -878,10 +878,10 @@ static void pcmrec_flush(unsigned flush_num)
priority until finished */
logf("pcmrec: boost (%s)",
num >= flood_watermark ? "num" : "time");
prio_pcmrec = thread_set_priority(NULL,
thread_get_priority(NULL) - 4);
prio_codec = thread_set_priority(codec_thread_p,
thread_get_priority(codec_thread_p) - 4);
prio_pcmrec = thread_set_priority(THREAD_ID_CURRENT,
thread_get_priority(THREAD_ID_CURRENT) - 4);
prio_codec = thread_set_priority(codec_thread_id,
thread_get_priority(codec_thread_id) - 4);
}
#endif
@ -931,8 +931,8 @@ static void pcmrec_flush(unsigned flush_num)
{
/* return to original priorities */
logf("pcmrec: unboost priority");
thread_set_priority(NULL, prio_pcmrec);
thread_set_priority(codec_thread_p, prio_codec);
thread_set_priority(THREAD_ID_CURRENT, prio_pcmrec);
thread_set_priority(codec_thread_id, prio_codec);
}
last_flush_tick = current_tick; /* save tick when we left */