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Adjustments for use of LameWriter in CUETools

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This commit is contained in:
chudov
2011-10-25 04:47:05 +00:00
parent da7ee90588
commit a4d33544fe
9 changed files with 192 additions and 46 deletions
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33
CUETools.Codecs.LAME/LameWriter.cs
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@@ -9,7 +9,7 @@ namespace CUETools.Codecs.LAME
{
#region Unmanaged Functions
private const string LameDll = "lame_enc";
private const string LameDll = "libmp3lame";
private const CallingConvention LameCallingConvention = CallingConvention.Cdecl;
[DllImport(LameDll, CallingConvention = LameCallingConvention)]
@@ -50,7 +50,6 @@ namespace CUETools.Codecs.LAME
private string outputPath;
private Stream outputStream;
private LameWriterSettings settings;
private bool closed = false, initialized = false;
private IntPtr handle;
private AudioPCMConfig pcm;
@@ -99,15 +98,19 @@ namespace CUETools.Codecs.LAME
{
get
{
return this.settings;
return null;
}
set
{
if (!(value is LameWriterSettings))
{
throw new ArgumentException("Settings must be of type LameWriterSettings");
}
this.settings = (LameWriterSettings)value;
throw new MethodAccessException();
}
}
protected virtual LameWriterConfig Config
{
get
{
return LameWriterConfig.CreateCbr(320);
}
}
@@ -232,6 +235,8 @@ namespace CUETools.Codecs.LAME
{
if (!this.initialized)
{
var config = this.Config;
handle = lame_init();
lame_set_bWriteVbrTag(handle, 1);
@@ -240,25 +245,25 @@ namespace CUETools.Codecs.LAME
lame_set_num_channels(handle, this.pcm.ChannelCount);
lame_set_in_samplerate(handle, this.pcm.SampleRate);
lame_set_quality(handle, (int)this.settings.Quality);
lame_set_quality(handle, (int)config.Quality);
if (this.finalSampleCount != 0)
{
lame_set_num_samples(handle, this.finalSampleCount);
}
lame_set_VBR(this.handle, (int)this.settings.VbrMode);
lame_set_VBR(this.handle, (int)config.VbrMode);
switch (this.settings.VbrMode)
switch (config.VbrMode)
{
case LameVbrMode.Abr:
lame_set_VBR_mean_bitrate_kbps(handle, this.settings.Bitrate);
lame_set_VBR_mean_bitrate_kbps(handle, config.Bitrate);
break;
case LameVbrMode.Default:
lame_set_VBR_quality(handle, this.settings.VbrQuality);
lame_set_VBR_quality(handle, config.VbrQuality);
break;
case LameVbrMode.Off:
lame_set_brate(handle, this.settings.Bitrate);
lame_set_brate(handle, config.Bitrate);
break;
default:
throw new ArgumentException("Only ABR, Default and Off VBR modes are supported.");