UINT32 vjpegEncoderCom_Callback(void)
{
#ifndef ECOS
tt_sem_up(&g_vpJPEG.semEncoder);
#else
cyg_semaphore_post(&g_vpJPEG.semEncoder);
#endif
return 0;
}
/* Available in: thread. */
void tt_pc_consume (TT_PC_T *pc, void (*consume) (void *arg), void *arg)
{
tt_sem_down (&pc->consumer);
if (consume != NULL)
(*consume) (arg);
tt_sem_up (&pc->producer);
}
UINT32 vjpegDecoderErr_Callback(void)
{
#ifndef ECOS
tt_sem_up(&g_vpJPEG.semDecoder);
#else
g_DecodeStatus = false;
cyg_semaphore_post(&g_vpJPEG.semDecoder);
#endif
return 0;
}
/* Available in: irq, thread. */
int tt_pc_try_consume (TT_PC_T *pc, void (*consume) (void *arg), void *arg)
{
if (tt_sem_try_down (&pc->consumer) < 0)
return -1;
if (consume != NULL)
(*consume) (arg);
tt_sem_up (&pc->producer);
return 0;
}
/* Available in: thread. */
int tt_pc_consume_timeout (TT_PC_T *pc, void (*consume) (void *arg), void *arg, uint32_t msec)
{
int rt = tt_sem_down_timeout (&pc->consumer, msec);
if (rt == 0)
{
if (consume != NULL)
(*consume) (arg);
tt_sem_up (&pc->producer);
}
return rt;
}
void thread_entry(void *arg)
{
THREAD_ARG_T *the_arg = (THREAD_ARG_T *)arg;
int start_ticks = tt_get_ticks ();
#define THREAD_RUN_MSEC 3000
while (1)
{
int cur_ticks = tt_get_ticks ();
if (tt_ticks_to_msec (cur_ticks - start_ticks) >= THREAD_RUN_MSEC)
break;
if(cur_ticks % 64 < 32)
DrvGPIO_SetBit(the_arg->gpio_group, the_arg->gpio_bit); /* Turn off LED */
else
DrvGPIO_ClrBit(the_arg->gpio_group, the_arg->gpio_bit); /* Turn on LED */
}
tt_sem_up (the_arg->join_sem);
}
void thread_entry(void *arg)
{
THREAD_ARG_T *the_arg = (THREAD_ARG_T *)arg;
tt_sem_down (the_arg->sem);
while (1)
{
int cur_ticks = tt_get_ticks ();
if (cur_ticks % 1024 < 4)
{
tt_sem_up (the_arg->sem);
tt_thread_yield ();
tt_sem_down (the_arg->sem);
}
if(cur_ticks % 64 < 32)
the_arg->gpio_group->DOUT &= ~(1 << the_arg->gpio_bit); /* Turn off LED */
else
the_arg->gpio_group->DOUT |= (1 << the_arg->gpio_bit); /* Turn on LED */
}
}
