EpicKnarvik97
1dc489a6f8
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KnarCraft/FFmpegConvert/pipeline/head This commit looks good
Adds a module to de-interlace when converting a video. It's enabled by a new configuration option. Fixes some bugs in the letterbox cropper Adds mpeg4 to video formats
88 lines
3.7 KiB
Java
88 lines
3.7 KiB
Java
package net.knarcraft.ffmpegconverter.converter;
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import net.knarcraft.ffmpegconverter.container.FFMpegCommand;
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import net.knarcraft.ffmpegconverter.container.StreamProbeResult;
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import net.knarcraft.ffmpegconverter.converter.module.ConverterModule;
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import net.knarcraft.ffmpegconverter.converter.module.DebugModule;
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import net.knarcraft.ffmpegconverter.converter.module.ModuleExecutor;
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import net.knarcraft.ffmpegconverter.converter.module.hardwarecoding.HardwareDecodeModule;
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import net.knarcraft.ffmpegconverter.converter.module.mapping.NthAudioStreamModule;
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import net.knarcraft.ffmpegconverter.converter.module.mapping.NthSubtitleStreamModule;
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import net.knarcraft.ffmpegconverter.converter.module.mapping.NthVideoStreamModule;
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import net.knarcraft.ffmpegconverter.converter.module.output.CopyAllModule;
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import net.knarcraft.ffmpegconverter.converter.module.output.SetOutputFileModule;
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import net.knarcraft.ffmpegconverter.utility.FFMpegHelper;
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import org.jetbrains.annotations.NotNull;
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import org.jetbrains.annotations.Nullable;
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import java.util.ArrayList;
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import java.util.List;
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/**
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* A transcoder which takes one of each stream from an MKV file and produces an MP4 file
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*/
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public class MKVToMP4Transcoder extends AbstractConverter {
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private final int videoStreamIndex;
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private final int audioStreamIndex;
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private final int subtitleStreamIndex;
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/**
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* Instantiates a new mkv to mp4 transcoder
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*
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* @param ffprobePath <p>Path/command to ffprobe.</p>
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* @param ffmpegPath <p>Path/command to ffmpeg.</p>
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* @param audioStreamIndex <p>The relative index of the audio stream to use (0 or below selects the first)</p>
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* @param subtitleStreamIndex <p>The relative index of the subtitle stream to use (0 or below selects the first)</p>
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* @param videoStreamIndex <p>The relative index of the video stream to use (0 or below selects the first)</p>
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*/
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public MKVToMP4Transcoder(String ffprobePath, String ffmpegPath, int audioStreamIndex, int subtitleStreamIndex,
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int videoStreamIndex) {
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super("mp4");
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this.ffprobePath = ffprobePath;
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this.ffmpegPath = ffmpegPath;
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this.videoStreamIndex = videoStreamIndex;
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this.audioStreamIndex = audioStreamIndex;
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this.subtitleStreamIndex = subtitleStreamIndex;
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}
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@Override
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@NotNull
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public List<String> getValidFormats() {
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return List.of("mkv");
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}
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@Override
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@Nullable
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public FFMpegCommand generateConversionCommand(@NotNull String executable, @NotNull StreamProbeResult probeResult,
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@NotNull String outFile) {
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FFMpegCommand command = FFMpegHelper.getFFMpegGeneralFileCommand(executable, probeResult.parsedFiles());
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List<ConverterModule> modules = new ArrayList<>();
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if (this.debug) {
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modules.add(new DebugModule());
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}
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// Copy stream info
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modules.add(new CopyAllModule());
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//Add streams to output file
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if (!probeResult.getAudioStreams().isEmpty()) {
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modules.add(new NthAudioStreamModule(probeResult.getAudioStreams(), this.audioStreamIndex));
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}
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if (!probeResult.getVideoStreams().isEmpty()) {
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modules.add(new NthVideoStreamModule(probeResult.getVideoStreams(), this.videoStreamIndex));
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modules.add(new HardwareDecodeModule());
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}
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if (!probeResult.getSubtitleStreams().isEmpty()) {
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modules.add(new NthSubtitleStreamModule(probeResult.getSubtitleStreams(), this.subtitleStreamIndex));
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}
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modules.add(new SetOutputFileModule(outFile));
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new ModuleExecutor(command, modules).execute();
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return command;
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}
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}
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