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Added -filter_complex argument filter to FFmpeg Stream Builder #145

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Added -filter_complex argument filter to FFmpeg Stream Builder #145

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11 changes: 11 additions & 0 deletions src/main/java/net/bramp/ffmpeg/builder/AbstractFFmpegStreamBuilder.java
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Original file line number Diff line number Diff line change
Expand Up @@ -91,6 +91,7 @@ public abstract class AbstractFFmpegStreamBuilder<T extends AbstractFFmpegStream
public String video_movflags;
public Integer video_frames;
public String video_pixel_format;
public String video_filter_complex;

public boolean subtitle_enabled = true;
public String subtitle_preset;
Expand Down Expand Up @@ -224,6 +225,12 @@ public T setVideoMovFlags(String movflags) {
return getThis();
}

public T setComplexVideoFilter(String filter) {
this.video_enabled = true;
this.video_filter_complex = checkNotEmpty(filter, "complex video filter must not be empty");
return getThis();
}

/**
* Sets the video's frame rate
*
Expand Down Expand Up @@ -679,5 +686,9 @@ protected void addVideoFlags(FFmpegBuilder parent, ImmutableList.Builder<String>
if (video_frame_rate != null) {
args.add("-r", video_frame_rate.toString());
}

if (!Strings.isNullOrEmpty(video_filter_complex)) {
args.add("-filter_complex", video_filter_complex);
}
}
}
2 changes: 1 addition & 1 deletion src/test/java/net/bramp/ffmpeg/ExamplesTest.java
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Expand Up @@ -237,7 +237,7 @@ public void testExample8() throws IOException {

// Convert a stereo mp3 into two mono tracks.
@Test
public void testExample8() throws IOException {
public void testExample9() throws IOException {
FFmpegBuilder builder = new FFmpegBuilder()
.setVerbosity(FFmpegBuilder.Verbosity.DEBUG)
.setInput("input.mp3")
Expand Down