private void Worker()
{
foreach (var c in canvasConfigs)
{
//Compile canvas
FfmpegOutputProvider output = new FfmpegOutputProvider();
var canvas = new SpectrumVideoCanvas(c, output);
//Start timer
Stopwatch timer = new Stopwatch();
timer.Start();
//Loop
while (!abort && canvas.TickFrame())
{
//Set UI
Invoke((MethodInvoker) delegate
{
statusText.Text = $"Rendering \"{canvas.Label}\"... ({canvas.ComputedFrames} of {canvas.TotalFrames} frames)";
statusRight.Text = SpectrumVideoUtils.EstimateTime(timer.Elapsed.Seconds, canvas.Progress) + " remaining";
statusBar.Maximum = (int)canvas.TotalFrames;
statusBar.Value = canvas.ComputedFrames;
});
}
//Clean up
canvas.Close();
canvas.Dispose();
//Check if we should abort
if (abort)
{
break;
}
}
//Done
Invoke((MethodInvoker) delegate
{
exiting = true;
DialogResult = abort ? DialogResult.Cancel : DialogResult.OK;
Close();
});
}
private void PreviewWorker()
{
SpectrumVideoCanvas canvas = null;
int frames = 0;
Stopwatch timer = new Stopwatch();
while (previewRunning)
{
//If the config is not yet set, abort
if (config == null)
{
Thread.Sleep(100);
continue;
}
//Process
try
{
//Update preview if needed
if (previewInvalidated)
{
//Dispose of old bits
canvas?.Dispose();
//Create new canvas
statusString = "Creating...";
canvas = new SpectrumVideoCanvas(source, config, this);
//Set flag
timer.Restart();
frames = 0;
previewInvalidated = false;
}
//If the canvas has no components, stop
if (config.components.Count == 0)
{
statusString = "No components! Add one in the \"components\" section.";
Thread.Sleep(100);
continue;
}
//Tick canvas
if (!canvas.TickFrame())
{
source.PositionSamples = 0; //Reached end. Rewind
}
frames++;
//Create status
double timeSinceStart = timer.Elapsed.TotalSeconds;
double progress = (double)frames / canvas.TotalFrames;
statusString = $"{imageWidth}x{imageHeight}, {(frames / timeSinceStart).ToString("0.00")} FPS, {((frames / timeSinceStart) / imageFrameRate).ToString("0.00")}x, {SpectrumVideoUtils.FormatTime((long)(timeSinceStart / progress))} estimated time";
} catch (Exception ex)
{
//Notify of the error
MessageBox.Show($"There's a problem with the canvas using the settings you've given: {ex.Message}\n\nThis error was thrown {ex.StackTrace}", "Canvas Problem", MessageBoxButtons.OK, MessageBoxIcon.Error);
statusString = "Error with the canvas settings";
//Set flags
previewError = true;
config = null;
}
}
//Stop
canvas?.Dispose();
Dispose();
}
