/// <summary>
/// sets the size of the output given the desired bitrate
/// </summary>
private void setTargetSize()
{
try
{
CalcData data = GetCalcData();
data.VideoBitrate = Int32.Parse(this.projectedBitrateKBits.Text);
data.CalcByVideoSize();
this.videoSize.Text = data.VideoSize.ToString();
this.targetSize.Value = new FileSize(Unit.MB, data.TotalSize.MBExact);
}
catch (Exception)
{
videoSize.Text = "";
targetSize.Value = null;
}
}
/// <summary>
/// Calculates by the selected method
/// </summary>
protected void Calculate()
{
if (calculating)
{
return;
}
calculating = true;
try
{
CalcData data = new CalcData((long)nbFrames.Value, fpsChooser.Value ?? 0);
data.FrameSize = new Size((int)width.Value, (int)height.Value);
data.ExtraSize = GetTotalExtraSize();
data.AudioStreams = GetAudioStreams().ToArray();
data.ContainerType = containerFormat.SelectedItem as ContainerType;
data.HasBFrames = bframes.Checked;
data.VideoCodec = SelectedVCodec.VCodec;
data.QualityCoeffient = (float)complexity.Value / 100F;
if (fileSizeRadio.Checked) // get video, bpp, qest
{
data.TotalSize = new FileSize(targetSize.Value.Value.Bytes);
data.CalcByTotalSize();
}
else if (this.bppRadio.Checked) // get video, quest, total
{
data.BitsPerPixel = (float)bpp.Value;
data.CalcByBitsPerPixel();
}
else if (this.qEstRadio.Checked) // get video, bpp, total
{
data.QualityEstimate = (float)qest.Value;
data.CalcByQualityEstimate();
}
else // given video size, get total, bpp, quest
{
data.VideoBitrate = projectedBitrate.Value;
data.CalcByVideoSize();
}
targetSize.Value = new FileSize(Unit.KB, data.TotalSize.KB);
projectedBitrate.Value = data.VideoBitrate;
videoSize.Text = new FileSize(Unit.KB, data.VideoSize.KB).ToString();
bpp.Value = (decimal)data.BitsPerPixel;
qest.Value = (decimal)data.QualityEstimate;
applyButton.Enabled = true;
}
catch (Exception ex)
{
Trace.TraceError(ex.ToString());
applyButton.Enabled = false;
videoSize.Text = "";
if (fileSizeRadio.Checked)
{
bpp.Value = 0;
qest.Value = 0;
projectedBitrate.Value = 0;
}
else if (this.bppRadio.Checked)
{
qest.Value = 0;
projectedBitrate.Value = 0;
targetSize.Value = null;
}
else if (this.qEstRadio.Checked)
{
bpp.Value = 0;
projectedBitrate.Value = 0;
targetSize.Value = null;
}
else
{
bpp.Value = 0;
qest.Value = 0;
targetSize.Value = null;
}
}
calculating = false;
}
