125 lines
6.8 KiB
C#
125 lines
6.8 KiB
C#
using CommunityToolkit.Mvvm.ComponentModel;
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using Everything2Everything.Core;
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namespace Everything2Everything.App.ViewModels;
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/// <summary>
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/// 변환 옵션 패널의 상태 + 불변 ConvertOptions 구성 로직(MVVM ViewModel).
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/// ToConvertOptions는 순수 함수라 WPF 없이 헤드리스 단위 테스트가 가능하다(P5b: 코드비하인드 BuildOptions 추출).
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/// ObservableProperty로 노출되어 향후 옵션 패널 XAML을 이 VM에 직접 바인딩할 수 있다.
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/// </summary>
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public partial class OptionsViewModel : ObservableObject
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{
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/// <summary>JPEG/WebP 품질(1~100). AVIF는 -30 보정.</summary>
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[ObservableProperty] private int _quality = 85;
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/// <summary>EXIF 및 메타데이터 제거 여부.</summary>
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[ObservableProperty] private bool _stripMetadata;
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public int ImageQuality { get => Quality; set => Quality = value; }
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public int VideoCrf { get => Crf; set => Crf = value; }
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public int AudioBitrateKbps
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{
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get => AudioBitrateIndex switch { 0 => 96, 1 => 128, 3 => 256, 4 => 320, _ => 192 };
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set => AudioBitrateIndex = value switch { <= 96 => 0, <= 128 => 1, <= 192 => 2, <= 256 => 3, _ => 4 };
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}
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public string VideoPreset
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{
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get => ((VideoSpeedPreset)PresetIndex).ToString().ToLowerInvariant();
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set => PresetIndex = value switch
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{
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"ultrafast" => 0, "superfast" => 1, "veryfast" => 2, "faster" => 3,
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"fast" => 4, "medium" => 5, "slow" => 6, "slower" => 7, "veryslow" => 8, _ => 5
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};
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}
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/// <summary>비우면 원본 옆 서브폴더. 값이 있으면 사용자 지정 출력 폴더.</summary>
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[ObservableProperty] private string? _customOutputDirectory;
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[ObservableProperty] private NameCollision _conflictRule = NameCollision.AppendNumber;
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/// <summary>0=요약, 1=번역, 2=교정 (AI 텍스트 변환).</summary>
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[ObservableProperty] private int _aiTaskIndex;
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[ObservableProperty] private string? _targetLanguage;
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[ObservableProperty] private bool _videoPreferGpu = true;
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// ── 영상 인코딩 (출력이 영상 컨테이너일 때) ──────────────────────────────────────────────
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[ObservableProperty] private int _videoCodecIndex; // 0=Auto,1=H264,2=H265,3=VP9,4=AV1,5=Copy
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[ObservableProperty] private int _rateControlIndex; // 0=CRF,1=ABR,2=ConstrainedCRF,3=CBR,4=2pass
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[ObservableProperty] private int _crf = 23; // 0~51
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[ObservableProperty] private int _videoBitrateKbps = 8000;
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[ObservableProperty] private int _presetIndex = 5; // 0=UltraFast..8=VerySlow(기본 Medium)
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[ObservableProperty] private int _resolutionIndex; // 0=원본,1=2160p,2=1440p,3=1080p,4=720p,5=480p
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[ObservableProperty] private int _fpsIndex; // 0=원본,1=24,2=30,3=60
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[ObservableProperty] private int _rotateIndex; // 0=None,1=Cw90,2=Ccw90,3=180,4=FlipH,5=FlipV
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[ObservableProperty] private int _deinterlaceIndex; // 0=Off,1=Yadif,2=Bwdif
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[ObservableProperty] private bool _fastStart = true;
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[ObservableProperty] private bool _spatialAq = true;
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// ── 오디오 인코딩 (영상의 오디오 트랙 + 오디오 전용 출력) ─────────────────────────────────
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[ObservableProperty] private int _audioCodecIndex; // 0=Auto,1=AAC,2=MP3,3=Opus,4=Vorbis,5=FLAC,6=PCM,7=Copy
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[ObservableProperty] private int _audioBitrateIndex = 2; // 0=96,1=128,2=192,3=256,4=320
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[ObservableProperty] private bool _audioVbr;
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[ObservableProperty] private int _sampleRateIndex; // 0=원본,1=44100,2=48000
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[ObservableProperty] private int _channelsIndex; // 0=원본,1=모노,2=스테레오
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[ObservableProperty] private bool _loudnorm;
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/// <summary>현재 상태로 불변 ConvertOptions를 구성한다(기존 MainWindow.BuildOptions와 동일 동작 + 영상/오디오).</summary>
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public ConvertOptions ToConvertOptions()
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{
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var hasCustom = !string.IsNullOrWhiteSpace(CustomOutputDirectory);
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var aiTask = AiTaskIndex switch
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{
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1 => "translate",
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2 => "proofread",
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_ => "summarize",
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};
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return new ConvertOptions
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{
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OnCollision = ConflictRule,
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OutputLocation = hasCustom ? OutputLocation.Custom : OutputLocation.SubfolderBesideSource,
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CustomOutputDirectory = hasCustom ? CustomOutputDirectory!.Trim() : null,
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KeepExifWhenPossible = !StripMetadata,
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Jpeg = new JpegEncodingOptions { Quality = Quality },
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Webp = new WebpEncodingOptions { Quality = Quality },
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Avif = new AvifEncodingOptions { Quality = Math.Clamp(Quality - 30, 1, 100) },
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Ai = new AiOptions
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{
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Task = aiTask,
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TargetLanguage = string.IsNullOrWhiteSpace(TargetLanguage) ? null : TargetLanguage.Trim(),
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},
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VideoPreferGpu = VideoPreferGpu,
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Video = BuildVideo(),
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Audio = BuildAudio(),
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};
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}
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private VideoEncodeOptions BuildVideo() => new()
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{
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Codec = VideoCodecIndex switch { 1 => VideoCodec.H264, 2 => VideoCodec.H265, 3 => VideoCodec.Vp9, 4 => VideoCodec.Av1, 5 => VideoCodec.Copy, _ => VideoCodec.Auto },
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RateControl = RateControlIndex switch { 1 => RateControlMode.AverageBitrate, 2 => RateControlMode.ConstrainedCrf, 3 => RateControlMode.Cbr, 4 => RateControlMode.TwoPass, _ => RateControlMode.Crf },
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Crf = Math.Clamp(Crf, 0, 63),
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VideoBitrateKbps = VideoBitrateKbps,
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VideoMaxrateKbps = RateControlIndex == 2 ? VideoBitrateKbps : null, // 제약CRF는 비트레이트 입력을 상한으로
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Preset = (VideoSpeedPreset)Math.Clamp(PresetIndex, 0, 8),
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ScaleWidth = ResolutionIndex switch { 1 => 3840, 2 => 2560, 3 => 1920, 4 => 1280, 5 => 854, _ => (int?)null },
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Fps = FpsIndex switch { 1 => 24.0, 2 => 30.0, 3 => 60.0, _ => (double?)null },
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Rotate = (RotateMode)Math.Clamp(RotateIndex, 0, 5),
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Deinterlace = (DeinterlaceMode)Math.Clamp(DeinterlaceIndex, 0, 2),
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FastStart = FastStart,
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SpatialAq = SpatialAq,
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};
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private AudioEncodeOptions BuildAudio() => new()
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{
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Codec = AudioCodecIndex switch { 1 => AudioCodec.Aac, 2 => AudioCodec.Mp3, 3 => AudioCodec.Opus, 4 => AudioCodec.Vorbis, 5 => AudioCodec.Flac, 6 => AudioCodec.Pcm, 7 => AudioCodec.Copy, _ => AudioCodec.Auto },
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RateMode = AudioVbr ? AudioRateMode.Vbr : AudioRateMode.Bitrate,
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AudioBitrateKbps = AudioBitrateIndex switch { 0 => 96, 1 => 128, 3 => 256, 4 => 320, _ => 192 },
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SampleRate = SampleRateIndex switch { 1 => 44100, 2 => 48000, _ => (int?)null },
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Channels = ChannelsIndex switch { 1 => 1, 2 => 2, _ => (int?)null },
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Loudnorm = Loudnorm,
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};
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}
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