76 lines
3.0 KiB
C#
76 lines
3.0 KiB
C#
using LibationFileManager;
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using NAudio.Lame;
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using System;
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using System.Threading.Tasks;
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namespace FileLiberator
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{
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public abstract class AudioDecodable : Processable
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{
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public delegate byte[] RequestCoverArtHandler(object sender, EventArgs eventArgs);
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public event RequestCoverArtHandler RequestCoverArt;
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public event EventHandler<string> TitleDiscovered;
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public event EventHandler<string> AuthorsDiscovered;
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public event EventHandler<string> NarratorsDiscovered;
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public event EventHandler<byte[]> CoverImageDiscovered;
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public abstract Task CancelAsync();
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protected LameConfig GetLameOptions(Configuration config)
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{
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LameConfig lameConfig = new();
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lameConfig.Mode = MPEGMode.Mono;
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if (config.LameTargetBitrate)
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{
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if (config.LameConstantBitrate)
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lameConfig.BitRate = config.LameBitrate;
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else
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{
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lameConfig.ABRRateKbps = config.LameBitrate;
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lameConfig.VBR = VBRMode.ABR;
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lameConfig.WriteVBRTag = true;
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}
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}
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else
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{
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lameConfig.VBR = VBRMode.Default;
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lameConfig.VBRQuality = config.LameVBRQuality;
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lameConfig.WriteVBRTag = true;
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}
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return lameConfig;
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}
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protected void OnTitleDiscovered(string title) => OnTitleDiscovered(null, title);
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protected void OnTitleDiscovered(object _, string title)
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{
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Serilog.Log.Logger.Debug("Event fired {@DebugInfo}", new { Name = nameof(TitleDiscovered), Title = title });
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TitleDiscovered?.Invoke(this, title);
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}
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protected void OnAuthorsDiscovered(string authors) => OnAuthorsDiscovered(null, authors);
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protected void OnAuthorsDiscovered(object _, string authors)
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{
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Serilog.Log.Logger.Debug("Event fired {@DebugInfo}", new { Name = nameof(AuthorsDiscovered), Authors = authors });
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AuthorsDiscovered?.Invoke(this, authors);
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}
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protected void OnNarratorsDiscovered(string narrators) => OnNarratorsDiscovered(null, narrators);
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protected void OnNarratorsDiscovered(object _, string narrators)
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{
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Serilog.Log.Logger.Debug("Event fired {@DebugInfo}", new { Name = nameof(NarratorsDiscovered), Narrators = narrators });
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NarratorsDiscovered?.Invoke(this, narrators);
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}
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protected byte[] OnRequestCoverArt()
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{
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Serilog.Log.Logger.Debug("Event fired {@DebugInfo}", new { Name = nameof(RequestCoverArt) });
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return RequestCoverArt?.Invoke(this, new());
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}
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protected void OnCoverImageDiscovered(byte[] coverImage)
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{
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Serilog.Log.Logger.Debug("Event fired {@DebugInfo}", new { Name = nameof(CoverImageDiscovered), CoverImageBytes = coverImage?.Length });
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CoverImageDiscovered?.Invoke(this, coverImage);
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}
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}
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}
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