/*----------------------------------------------------------------------
| MLO_SampleBuffer_Destroy
+---------------------------------------------------------------------*/
MLO_Result
MLO_SampleBuffer_Destroy(MLO_SampleBuffer* self)
{
/* free the buffer */
MLO_FreeMemory((void*)self->buffer);
/* free the object */
MLO_FreeMemory((void*)self);
return MLO_SUCCESS;
}
/*----------------------------------------------------------------------
| MLO_SampleBuffer_ReallocateBuffer
+---------------------------------------------------------------------*/
static MLO_Result
MLO_SampleBuffer_ReallocateBuffer(MLO_SampleBuffer* self, MLO_Size size)
{
MLO_Byte* new_buffer;
/* check that the existing data fits */
if (self->data_size > size) return MLO_ERROR_INVALID_PARAMETERS;
/* allocate a new buffer */
new_buffer = (MLO_Byte*)MLO_AllocateZeroMemory(size);
if (new_buffer == NULL) return MLO_ERROR_OUT_OF_MEMORY;
/* copy the contents of the previous buffer, if any */
if (self->buffer && self->data_size) {
MLO_CopyMemory(new_buffer, self->buffer, self->data_size);
}
/* destroy the previous buffer */
MLO_FreeMemory((void*)self->buffer);
/* use the new buffer */
self->buffer = new_buffer;
self->buffer_size = size;
return MLO_SUCCESS;
}
/*----------------------------------------------------------------------
| MLO_SampleBuffer_Create
+---------------------------------------------------------------------*/
MLO_Result
MLO_SampleBuffer_Create(MLO_Size size, MLO_SampleBuffer** buffer)
{
/* allocate the object */
*buffer = MLO_AllocateZeroMemory(sizeof(MLO_SampleBuffer));
if (*buffer == NULL) return MLO_ERROR_OUT_OF_MEMORY;
/* allocate the buffer */
if (size) {
(*buffer)->buffer_size = size;
(*buffer)->buffer = MLO_AllocateZeroMemory(size);
if ((*buffer)->buffer == NULL) {
MLO_FreeMemory((void*)(*buffer));
return MLO_ERROR_OUT_OF_MEMORY;
}
}
return MLO_SUCCESS;
}
void MLO_IndivChnPool_EraseChannels (MLO_IndivChnPool *pool_ptr)
{
MLO_ASSERT (pool_ptr != NULL);
if (pool_ptr->nbr_alloc_chn > 0)
{
int chn_cnt;
MLO_ASSERT (pool_ptr->chn_ptr_arr [0] != 0);
MLO_FreeMemory (pool_ptr->chn_ptr_arr [0]);
pool_ptr->nbr_alloc_chn = 0;
for (chn_cnt = 0; chn_cnt < pool_ptr->nbr_alloc_chn; ++chn_cnt)
{
pool_ptr->chn_ptr_arr [chn_cnt] = 0;
}
MLO_IndivChnPool_Clear (pool_ptr);
}
}