internal void ReleaseOutputBuffer(MMALBufferImpl bufferImpl)
{
bufferImpl.Release();
bufferImpl.Dispose();
try
{
if (!this.Enabled)
{
MMALLog.Logger.Warn("Port not enabled.");
}
if (this.BufferPool == null)
{
MMALLog.Logger.Warn("Buffer pool null.");
}
if (this.Enabled && this.BufferPool != null)
{
var newBuffer = MMALQueueImpl.GetBuffer(this.BufferPool.Queue.Ptr);
if (newBuffer != null)
{
this.SendBuffer(newBuffer);
}
else
{
MMALLog.Logger.Warn("Buffer null. Continuing.");
}
}
}
catch (Exception e)
{
MMALLog.Logger.Warn($"Unable to send buffer header. {e.Message}");
}
}
internal void ReleaseInputBuffer(MMALBufferImpl bufferImpl)
{
bufferImpl.Release();
if (this.Enabled && this.BufferPool != null)
{
var newBuffer = MMALQueueImpl.GetBuffer(this.BufferPool.Queue.Ptr);
//Populate the new input buffer with user provided image data.
var result = this.ManagedInputCallback(newBuffer, this);
bufferImpl.ReadIntoBuffer(result.BufferFeed, result.EOF);
try
{
if (this.Trigger != null && this.Trigger.CurrentCount > 0 && result.EOF)
{
MMALLog.Logger.Debug("Received EOF. Releasing.");
this.Trigger.Signal();
newBuffer.Release();
}
if (newBuffer != null)
{
this.SendBuffer(newBuffer);
}
else
{
MMALLog.Logger.Warn("Buffer null. Continuing.");
}
}
catch (Exception ex)
{
MMALLog.Logger.Warn($"Buffer handling failed. {ex.Message}");
}
}
}
