initialize_memory()

void AudioStream::initialize_memory ( audio_block_t *  data, unsigned int  num  )

staticinherited

Definition at line 66 of file AudioStream.cpp.

{
    unsigned int i;
    unsigned int maxnum = MAX_AUDIO_MEMORY / AUDIO_BLOCK_SAMPLES / 2;
 
    //Serial.println("AudioStream initialize_memory");
    //delay(10);
    if (num > maxnum) num = maxnum;
    __disable_irq();
    memory_pool = data;
    memory_pool_first_mask = 0;
    for (i=0; i < NUM_MASKS; i++) {
        memory_pool_available_mask[i] = 0;
    }
    for (i=0; i < num; i++) {
        memory_pool_available_mask[i >> 5] |= (1 << (i & 0x1F));
    }
    for (i=0; i < num; i++) {
        data[i].memory_pool_index = i;
    }
    __enable_irq();
 
}

References AudioStream::memory_pool, AudioStream::memory_pool_available_mask, AudioStream::memory_pool_first_mask, and audio_block_struct::memory_pool_index.