void BufferList::Clean()
{
Buffer **tmpBuf = m_buffers;
m_buffers = NULL;
Buffer *usedBuf;
//move all used to free
while( NULL!=(usedBuf=GetUsed(0)) )
PutFree(usedBuf);
//if buffers parked to this list, wait all freed
if( tmpBuf ) {
if( !m_usrAlloc ) { //that means we allocated
for( int i=0; i<(int)m_count; ++i ) {
if( NULL==tmpBuf[i] ) break; //stop on first NULL
delete tmpBuf[i];
}
}
pthread_mutex_lock(&m_freeMutex);
while( m_freeList.size()!=m_count )
pthread_cond_wait(&m_freeCond, &m_freeMutex);
pthread_mutex_unlock(&m_freeMutex);
//all buffers returned
delete [] tmpBuf;
}
}
void CIOCPBuffer::DUMP()
{
for(int i=0;i<(int)GetUsed();i++)
{
CString txt;
BYTE b=*(GetBuffer()+i);
txt.Format(_T("%d:%s;%d"),i,GetBuffer()+i,b);
TRACE("%s\r\n",txt);
}
}
void EmptyTrace::DumpEmptyTrace ( FILE *my_fp, int x, int y, int flow_block_size )
{
// dump out the time-shifted empty trace value that gets computed
// if this region is unused then the buffers are not initialized
float value_to_dump = -1.0f;
for ( int fnum=0; fnum<flow_block_size; fnum++ )
{
if ( GetUsed() )
value_to_dump = bg_dc_offset[fnum];
fprintf ( my_fp, "%d\t%d\t%d\t%0.3f", x,y,fnum, value_to_dump);
for ( int j=0; j<imgFrames; j++ ) {
if (GetUsed() )
value_to_dump = bg_buffers[fnum*imgFrames+j];
fprintf ( my_fp,"\t%0.3f", value_to_dump);
}
fprintf ( my_fp,"\n" );
}
}
uint32_t CowCircularBuffer::GetBuffer(void *buf, uint32_t size)
{
uint32_t numToGet = 0;
numToGet = (size < GetUsed()) ? size : GetUsed();
if (!size)
{
return 0;
}
if ((m_EndIndex + numToGet) > m_Size)
{
memcpy((char *)buf, &m_Buffer[m_StartIndex], m_Size - m_StartIndex);
memcpy(&((char *)buf)[m_Size - m_StartIndex], m_Buffer, numToGet - (m_Size - m_StartIndex));
}
else
{
memcpy(buf, &m_Buffer[m_StartIndex], numToGet);
}
m_StartIndex = (m_StartIndex + numToGet) % m_Size;
return numToGet;
}
void CMemoryStack::PrintContents()
{
Msg( "Total used memory: %d\n", GetUsed() );
Msg( "Total committed memory: %d\n", GetSize() );
}
uint32_t CowCircularBuffer::GetRemaining()
{
return GetSize() - GetUsed();
}