/// <summary>
/// Audio Quality - Auto
/// <summary>
public static void QualityAuto(string input_Text,
bool batch_IsChecked,
string mediaType_SelectedItem,
string stream_SelectedItem,
string codec_SelectedItem,
List <ViewModel.AudioQuality> quality_Items,
string quality_SelectedItem,
bool vbr_IsChecked
)
{
// No Detectable BitRate Default
aBitRateNA = quality_Items.FirstOrDefault(item => item.Name == quality_SelectedItem)?.NA;
// --------------------------------------------------
// Single
// --------------------------------------------------
if (batch_IsChecked == false)
{
// -------------------------
// Input Has Audio
// -------------------------
if (!string.IsNullOrEmpty(FFprobe.inputAudioBitRate))
{
//MessageBox.Show(FFprobe.inputAudioBitRate); //debug
// Input BitRate was detected
if (FFprobe.inputAudioBitRate != "N/A")
{
// CBR
if (vbr_IsChecked == false)
{
// aBitMode = "-b:a";
aBitRate = AudioBitRateCalculator(codec_SelectedItem,
FFprobe.aEntryType,
//FFprobe.inputAudioBitRate
// Limit FFprobe Input Audio BitRate if higher than Codec's maximum bit rate
AudioBitRateLimiter( //mediaType_SelectedItem,
//stream_SelectedItem,
codec_SelectedItem,
quality_SelectedItem,
Convert.ToInt32(FFprobe.inputAudioBitRate)
)
.ToString()
);
}
// VBR
else if (vbr_IsChecked == true)
{
//VBR does not have 'k'
// aBitMode = "-q:a";
aBitRate = AudioVBRCalculator(vbr_IsChecked,
codec_SelectedItem,
quality_Items,
quality_SelectedItem,
FFprobe.inputAudioBitRate // VBR Birate Limiter is handled in VBR Calculator
);
}
}
// -------------------------
// Input Does Not Have Audio Codec
// -------------------------
if (!string.IsNullOrEmpty(FFprobe.inputAudioCodec))
{
// Default to a new bitrate if Input & Output formats Do Not match
if (FFprobe.inputAudioBitRate == "N/A" &&
!string.Equals(MainWindow.inputExt, MainWindow.outputExt, StringComparison.CurrentCultureIgnoreCase))
{
// Default to NA value
if (!string.IsNullOrEmpty(aBitRateNA))
{
//aBitRate = aBitRateNA;
// CBR
if (vbr_IsChecked == false)
{
aBitRate = AudioBitRateCalculator(codec_SelectedItem,
FFprobe.aEntryType,
aBitRateNA
);
}
// VBR
else if (vbr_IsChecked == true)
{
//VBR does not have 'k'
aBitRate = AudioVBRCalculator(vbr_IsChecked,
codec_SelectedItem,
quality_Items,
quality_SelectedItem,
aBitRateNA
);
}
}
// Default to 320k if NA value is empty
else
{
aBitRate = "320";
}
}
}
}
// -------------------------
// Input No Audio
// -------------------------
else if (string.IsNullOrEmpty(FFprobe.inputAudioBitRate))
{
aBitMode = string.Empty;
aBitRate = string.Empty;
}
// -------------------------
// Input TextBox is Empty - Auto Value
// -------------------------
if (string.IsNullOrEmpty(input_Text))
{
aBitMode = "-b:a";
//aBitRate = "320";
aBitRate = quality_Items.FirstOrDefault(item => item.Name == "Auto")?.NA;
}
// -------------------------
// BitRate is 0 (Happens with NA)
// -------------------------
if (aBitRate == "0" &&
vbr_IsChecked == false) // Ignore VBR, Some Codecs use VBR 0
{
aBitMode = string.Empty;
aBitRate = string.Empty;
}
// -------------------------
// YouTube Download
// -------------------------
// Can't detect bitrate from URL
if (MainWindow.IsWebURL(input_Text) == true)
{
aBitMode = "-b:a";
aBitRate = "320";
}
// -------------------------
// BitRate Returned Empty, Disable BitMode
// -------------------------
if (string.IsNullOrEmpty(aBitRate))
{
aBitMode = string.Empty;
}
}
// --------------------------------------------------
// Batch
// --------------------------------------------------
else if (batch_IsChecked == true)
{
// Use the CMD Batch Audio Variable
aBitRate = "%A";
//MessageBox.Show(aBitRate); //debug
}
}