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IAudioTitleSet

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This commit is contained in:
Grigory Chudov
2018-04-30 22:32:49 -04:00
parent b6c3256d32
commit 47d1b09814
5 changed files with 127 additions and 92 deletions
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96
CUETools.Codecs.MPEG/ATSI/AudioDecoder.cs
View File

@@ -6,7 +6,7 @@ using static CUETools.Codecs.AudioPCMConfig;
namespace CUETools.Codecs.MPEG.ATSI
{
public class AudioDecoder : IAudioSource, IAudioContainer
public class AudioDecoder : IAudioSource, IAudioTitleSet
{
public unsafe AudioDecoder(DecoderSettings settings, string path, Stream IO)
{
@@ -331,7 +331,7 @@ namespace CUETools.Codecs.MPEG.ATSI
public ushort codec;
public uint format;
public byte StreamId
public int StreamId
{
get
{
@@ -342,64 +342,6 @@ namespace CUETools.Codecs.MPEG.ATSI
}
}
public string CodecString
{
get
{
switch (StreamId)
{
case DVDA.PCM_STREAM_ID: return "RAW/PCM";
case DVDA.MLP_STREAM_ID: return "MLP";
default: return StreamId.ToString();
}
//switch (codec)
//{
// case 0x000: return "RAW/PCM";
// case 0x100: return "MLP";
// default: return codec.ToString();
//}
}
}
public AudioPCMConfig PCM
{
get
{
if (track_sector.Count < 1) return null;
if (track_sector[0].dvdaBlock == null) return null;
return new AudioPCMConfig(
track_sector[0].dvdaBlock.gr1_bits,
track_sector[0].dvdaBlock.channels,
track_sector[0].dvdaBlock.gr1_frequency);
}
}
public string RateString
{
get
{
var sr = PCM.SampleRate;
if (sr % 1000 == 0) return $"{sr / 1000}KHz";
if (sr % 100 == 0) return $"{sr / 100}.{(sr / 100) % 10}KHz";
return $"{sr}Hz";
}
}
public string FormatString
{
get
{
if (track_sector.Count < 1) return "?";
if (track_sector[0].dvdaBlock == null) return "?";
switch (track_sector[0].dvdaBlock.ch_assignment)
{
case 0: return "mono";
case 1: return "stereo";
default: return "multi-channel";
}
}
}
public List<TimeSpan> Chapters
{
get
@@ -436,6 +378,40 @@ namespace CUETools.Codecs.MPEG.ATSI
}
}
public AudioPCMConfig PCM
{
get
{
if (track_sector.Count < 1) return null;
if (track_sector[0].dvdaBlock == null) return null;
return new AudioPCMConfig(
track_sector[0].dvdaBlock.gr1_bits,
track_sector[0].dvdaBlock.channels,
track_sector[0].dvdaBlock.gr1_frequency);
}
}
public string Codec
{
get
{
switch (StreamId)
{
case DVDA.PCM_STREAM_ID: return "RAW/PCM";
case DVDA.MLP_STREAM_ID: return "MLP";
default: return StreamId.ToString();
}
//switch (codec)
//{
// case 0x000: return "RAW/PCM";
// case 0x100: return "MLP";
// default: return codec.ToString();
//}
}
}
public string Language => "";
public List<ATSITrackTimestamp> track_timestamp;
public List<ATSITrackSector> track_sector;
}

44
CUETools.Codecs.MPEG/MPLS/AudioDecoder.cs
View File

@@ -5,7 +5,7 @@ using System.IO;
namespace CUETools.Codecs.MPEG.MPLS
{
public class AudioDecoder : IAudioSource, IAudioContainer
public class AudioDecoder : IAudioSource, IAudioTitleSet
{
public unsafe AudioDecoder(DecoderSettings settings, string path, Stream IO)
{
@@ -392,7 +392,7 @@ namespace CUETools.Codecs.MPEG.MPLS
foreach (var item in hdr_m.play_item)
foreach (var audio in item.audio)
{
if (audio.coding_type != 0x80 /* LPCM */) continue;
//if (audio.coding_type != 0x80 /* LPCM */) continue;
titles.Add(new AudioTitle(this, audio.pid));
}
return titles;
@@ -461,6 +461,44 @@ namespace CUETools.Codecs.MPEG.MPLS
}
public List<TimeSpan> Chapters => source.Chapters;
public AudioPCMConfig PCM
{
get
{
var s = FirstStream;
int channelCount = s.format == 1 ? 1 : s.format == 3 ? 2 : s.format == 6 ? 5 : 0;
int sampleRate = s.rate == 1 ? 48000 : s.rate == 4 ? 96000 : s.rate == 5 ? 192000 : s.rate == 12 ? 192000 : s.rate == 14 ? 96000 : 0;
int bitsPerSample = 0;
return new AudioPCMConfig(bitsPerSample, channelCount, sampleRate);
}
}
public string Codec
{
get
{
var s = FirstStream;
return s != null ? s.CodecString : "?";
}
}
public string Language
{
get
{
var s = FirstStream;
return s != null ? s.LanguageString : "?";
}
}
public int StreamId => pid;
MPLSStream FirstStream
{
get
{
MPLSStream result = null;
source.MPLSHeader.play_item.ForEach(i => i.audio.FindAll(a => a.pid == pid).ForEach(x => result = x));
return result;
}
}
AudioDecoder source;
int pid;
@@ -476,7 +514,7 @@ namespace CUETools.Codecs.MPEG.MPLS
public uint duration;
}
public struct MPLSStream
public class MPLSStream
{
public byte stream_type;
public byte coding_type;

9
CUETools.Codecs.MPEG/TsStream.cs
View File

@@ -56,13 +56,4 @@ namespace CUETools.Codecs.MPEG
savedBufferSize = 0;
}
};
public class AudioDescription
{
public int StreamId;
public string CodecString;
public string LanguageString;
public string FormatString;
public string RateString;
};
}