291 lines
13 KiB
C#
291 lines
13 KiB
C#
using FFMpegCore;
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using FFMpegCore.Enums;
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namespace Encoder;
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public struct EncodingProgress {
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public TimeSpan progress;
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public TimeSpan duration;
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public float framerate;
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public EncodingJob job;
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public string inputPath;
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public string outputPath;
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}
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public class EncodingStrategyAttribute(EncoderType encoderType) : Attribute {
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public EncoderType EncoderType { get; } = encoderType;
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}
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public interface IEncodingStrategy {
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public string InputFilePath { get; set; }
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public string OutputFilePath { get; set; }
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public Task<bool> ExecuteAsync(CancellationToken cancellationToken, Action<EncodingProgress> onProgress);
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}
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[EncodingStrategy(EncoderType.AV1)]
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public class AV1NvencEncodingStrategy(string inputFilePath, string outputFilePath, EncodingJob job) : IEncodingStrategy {
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public string InputFilePath { get; set; } = inputFilePath;
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public string OutputFilePath { get; set; } = outputFilePath;
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private static readonly Tuple<int, int>[] QPTable = new Tuple<int, int>[] {
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new(1280*720, 64),
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new(1920*1080, 96),
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new(3840*2160, 128),
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new(5760*2880, 96), //VR6K
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new(8128*4096, 120) //VR8K
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}.OrderBy(t => t.Item1).ToArray();
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public async Task<bool> ExecuteAsync(CancellationToken cancellationToken, Action<EncodingProgress> onProgress) {
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var mediaInfo = await FFProbe.AnalyseAsync(InputFilePath, cancellationToken: cancellationToken);
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if (mediaInfo.PrimaryVideoStream == null) return false;
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int W = mediaInfo.PrimaryVideoStream.Width;
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int H = mediaInfo.PrimaryVideoStream.Height;
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int qp = Utils.ToQPValue(W, H, QPTable);
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return await FFMpegArguments
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.FromFileInput(InputFilePath, true, args => args.WithHardwareAcceleration())
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.OutputToFile(OutputFilePath, true, args => args
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.CopyChannel(Channel.Audio)
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.CopyChannel(Channel.Subtitle)
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.WithVideoCodec("av1_nvenc")
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.WithArgument(new NvencSpeedPreset(NvencSpeed.p2))
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.WithArgument(new NvencTuneArgument(NvencTune.hq))
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.WithArgument(new NvencHighBitDepthArgument(true))
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.WithArgument(new NvencQPArgument((byte)qp))
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.WithFastStart()
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)
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.NotifyOnProgress(progress => onProgress(new() {
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progress = progress,
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duration = mediaInfo.Duration,
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framerate = (float)mediaInfo.PrimaryVideoStream.FrameRate,
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job = job,
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inputPath = InputFilePath,
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outputPath = OutputFilePath
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}))
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.CancellableThrough(cancellationToken)
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.ProcessAsynchronously();
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}
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}
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[EncodingStrategy(EncoderType.HEVC)]
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public class HevcNvencEncodingStrategy(string inputFilePath, string outputFilePath, EncodingJob job) : IEncodingStrategy {
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public string InputFilePath { get; set; } = inputFilePath;
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public string OutputFilePath { get; set; } = outputFilePath;
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//TODO: needs to be adjusted
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private static readonly Tuple<int, int>[] QPTable = new Tuple<int, int>[] {
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new(1280*720, 0),
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new(1920*1080, 0),
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new(3840*2160, 0),
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new(5760*2880, 0), //VR6K
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new(8128*4096, 0) //VR8K
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}.OrderBy(t => t.Item1).ToArray();
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public async Task<bool> ExecuteAsync(CancellationToken cancellationToken, Action<EncodingProgress> onProgress) {
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var mediaInfo = await FFProbe.AnalyseAsync(InputFilePath, cancellationToken: cancellationToken);
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if (mediaInfo.PrimaryVideoStream == null) return false;
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int W = mediaInfo.PrimaryVideoStream.Width;
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int H = mediaInfo.PrimaryVideoStream.Height;
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int qp = Utils.ToQPValue(W, H, QPTable);
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return await FFMpegArguments
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.FromFileInput(InputFilePath, true, args => args.WithHardwareAcceleration())
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.OutputToFile(OutputFilePath, true, args => args
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.CopyChannel(Channel.Audio)
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.CopyChannel(Channel.Subtitle)
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.WithVideoCodec("hevc_nvenc")
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.WithArgument(new NvencSpeedPreset(NvencSpeed.p2))
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.WithArgument(new NvencTuneArgument(NvencTune.hq))
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.WithArgument(new NvencHighBitDepthArgument(true))
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.WithArgument(new NvencQPArgument((byte)qp))
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.WithFastStart()
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)
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.NotifyOnProgress(progress => onProgress(new() {
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progress = progress,
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duration = mediaInfo.Duration,
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framerate = (float)mediaInfo.PrimaryVideoStream.FrameRate,
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job = job,
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inputPath = InputFilePath,
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outputPath = OutputFilePath
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}))
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.CancellableThrough(cancellationToken)
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.ProcessAsynchronously();
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}
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}
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[EncodingStrategy(EncoderType.H264)]
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public class H264NvencEncodingStrategy(string inputFilePath, string outputFilePath, EncodingJob job) : IEncodingStrategy {
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public string InputFilePath { get; set; } = inputFilePath;
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public string OutputFilePath { get; set; } = outputFilePath;
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//TODO: needs to be adjusted
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private static readonly Tuple<int, int>[] QPTable = new Tuple<int, int>[] {
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new(1280*720, 0),
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new(1920*1080, 0),
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new(3840*2160, 0),
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new(5760*2880, 0), //VR6K
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new(8128*4096, 0) //VR8K
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}.OrderBy(t => t.Item1).ToArray();
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public async Task<bool> ExecuteAsync(CancellationToken cancellationToken, Action<EncodingProgress> onProgress) {
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var mediaInfo = await FFProbe.AnalyseAsync(InputFilePath, cancellationToken: cancellationToken);
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if (mediaInfo.PrimaryVideoStream == null) return false;
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int W = mediaInfo.PrimaryVideoStream.Width;
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int H = mediaInfo.PrimaryVideoStream.Height;
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int qp = Utils.ToQPValue(W, H, QPTable);
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return await FFMpegArguments
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.FromFileInput(InputFilePath, true, args => args.WithHardwareAcceleration())
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.OutputToFile(OutputFilePath, true, args => args
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.CopyChannel(Channel.Audio)
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.CopyChannel(Channel.Subtitle)
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.WithVideoCodec("h264_nvenc")
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.WithArgument(new NvencSpeedPreset(NvencSpeed.p2))
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.WithArgument(new NvencTuneArgument(NvencTune.hq))
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.WithArgument(new NvencHighBitDepthArgument(true))
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.WithArgument(new NvencQPArgument((byte)qp))
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.WithFastStart()
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)
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.NotifyOnProgress(progress => onProgress(new() {
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progress = progress,
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duration = mediaInfo.Duration,
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framerate = (float)mediaInfo.PrimaryVideoStream.FrameRate,
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job = job,
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inputPath = InputFilePath,
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outputPath = OutputFilePath
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}))
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.CancellableThrough(cancellationToken)
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.ProcessAsynchronously();
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}
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}
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[EncodingStrategy(EncoderType.AV1)]
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public class AV1SwEncodingStrategy(string inputFilePath, string outputFilePath, EncodingJob job) : IEncodingStrategy {
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public string InputFilePath { get; set; } = inputFilePath;
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public string OutputFilePath { get; set; } = outputFilePath;
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private static readonly Tuple<int, int>[] QPTable = new Tuple<int, int>[] {
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new(1280*720, 27),
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new(1920*1080, 28),
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new(3840*2160, 29),
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new(5760*2880, 30), //VR6K
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new(8128*4096, 32) //VR8K
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}.OrderBy(t => t.Item1).ToArray();
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public async Task<bool> ExecuteAsync(CancellationToken cancellationToken, Action<EncodingProgress> onProgress) {
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var mediaInfo = await FFProbe.AnalyseAsync(InputFilePath, cancellationToken: cancellationToken);
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if (mediaInfo.PrimaryVideoStream == null) return false;
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int W = mediaInfo.PrimaryVideoStream.Width;
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int H = mediaInfo.PrimaryVideoStream.Height;
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int qp = Utils.ToQPValue(W, H, QPTable);
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return await FFMpegArguments
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.FromFileInput(InputFilePath, true, args => args.WithHardwareAcceleration())
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.OutputToFile(OutputFilePath, true, args => args
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.CopyChannel(Channel.Audio)
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.CopyChannel(Channel.Subtitle)
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.WithVideoCodec("libsvtav1")
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.WithCustomArgument($"-preset 7")
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.WithConstantRateFactor(qp)
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.WithCustomArgument("-svtav1-params tune=0")
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.WithVideoFilters(filterOptions => {if (W > 0 && H > 0) filterOptions.Scale(W, H);})
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.WithFastStart()
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)
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.NotifyOnProgress(progress => onProgress(new() {
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progress = progress,
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duration = mediaInfo.Duration,
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framerate = (float)mediaInfo.PrimaryVideoStream.FrameRate,
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job = job,
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inputPath = InputFilePath,
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outputPath = OutputFilePath
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}))
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.CancellableThrough(cancellationToken)
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.ProcessAsynchronously();
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}
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}
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[EncodingStrategy(EncoderType.HEVC)]
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public class HevcSwEncodingStrategy(string inputFilePath, string outputFilePath, EncodingJob job) : IEncodingStrategy {
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public string InputFilePath { get; set; } = inputFilePath;
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public string OutputFilePath { get; set; } = outputFilePath;
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//TODO: needs to be adjusted for software HEVC encoding
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private static readonly Tuple<int, int>[] QPTable = new Tuple<int, int>[] {
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new(1280*720, 20),
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new(1920*1080, 22),
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new(3840*2160, 26),
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new(5760*2880, 26), //VR6K
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new(8128*4096, 28) //VR8K
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}.OrderBy(t => t.Item1).ToArray();
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public async Task<bool> ExecuteAsync(CancellationToken cancellationToken, Action<EncodingProgress> onProgress) {
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var mediaInfo = await FFProbe.AnalyseAsync(InputFilePath, cancellationToken: cancellationToken);
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if (mediaInfo.PrimaryVideoStream == null) return false;
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int W = mediaInfo.PrimaryVideoStream.Width;
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int H = mediaInfo.PrimaryVideoStream.Height;
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int qp = Utils.ToQPValue(W, H, QPTable);
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return await FFMpegArguments
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.FromFileInput(InputFilePath, true, args => args.WithHardwareAcceleration())
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.OutputToFile(OutputFilePath, true, args => args
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.CopyChannel(Channel.Audio)
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.CopyChannel(Channel.Subtitle)
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.WithVideoCodec(VideoCodec.LibX265)
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.WithSpeedPreset(Speed.Slow)
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.WithConstantRateFactor(qp)
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.WithCustomArgument("-x265-params profile=main10:high-tier=1:aq-mode=3:psy-rd=1:rc-lookahead=60:bframes=6")
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.WithVideoFilters(filterOptions => {if (W > 0 && H > 0) filterOptions.Scale(W, H);})
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.WithFastStart()
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)
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.NotifyOnProgress(progress => onProgress(new() {
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progress = progress,
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duration = mediaInfo.Duration,
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framerate = (float)mediaInfo.PrimaryVideoStream.FrameRate,
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job = job,
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inputPath = InputFilePath,
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outputPath = OutputFilePath
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}))
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.CancellableThrough(cancellationToken)
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.ProcessAsynchronously();
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}
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}
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[EncodingStrategy(EncoderType.H264)]
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public class H264SwEncodingStrategy(string inputFilePath, string outputFilePath, EncodingJob job) : IEncodingStrategy {
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public string InputFilePath { get; set; } = inputFilePath;
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public string OutputFilePath { get; set; } = outputFilePath;
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//TODO: needs to be adjusted
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private static readonly Tuple<int, int>[] QPTable = new Tuple<int, int>[] {
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new(1280*720, 0),
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new(1920*1080, 0),
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new(3840*2160, 0),
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new(5760*2880, 0), //VR6K
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new(8128*4096, 0) //VR8K
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}.OrderBy(t => t.Item1).ToArray();
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public async Task<bool> ExecuteAsync(CancellationToken cancellationToken, Action<EncodingProgress> onProgress) {
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var mediaInfo = await FFProbe.AnalyseAsync(InputFilePath, cancellationToken: cancellationToken);
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if (mediaInfo.PrimaryVideoStream == null) return false;
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int W = mediaInfo.PrimaryVideoStream.Width;
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int H = mediaInfo.PrimaryVideoStream.Height;
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int qp = Utils.ToQPValue(W, H, QPTable);
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return await FFMpegArguments
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.FromFileInput(InputFilePath, true, args => args.WithHardwareAcceleration())
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.OutputToFile(OutputFilePath, true, args => args
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.CopyChannel(Channel.Audio)
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.CopyChannel(Channel.Subtitle)
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.WithVideoCodec(VideoCodec.LibX264)
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.WithArgument(new NvencSpeedPreset(NvencSpeed.p2))
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.WithArgument(new NvencTuneArgument(NvencTune.hq))
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.WithArgument(new NvencHighBitDepthArgument(true))
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.WithArgument(new NvencQPArgument((byte)qp))
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.WithFastStart()
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)
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.NotifyOnProgress(progress => onProgress(new() {
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progress = progress,
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duration = mediaInfo.Duration,
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framerate = (float)mediaInfo.PrimaryVideoStream.FrameRate,
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job = job,
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inputPath = InputFilePath,
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outputPath = OutputFilePath
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}))
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.CancellableThrough(cancellationToken)
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.ProcessAsynchronously();
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}
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} |