3075833ab3
the transcoder library we used hasn’t been updated in years this commit switches to a maintained fork https://natario1.github.io/Transcoder/
42 lines
1.4 KiB
Java
42 lines
1.4 KiB
Java
package eu.siacs.conversations.utils;
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import com.otaliastudios.transcoder.strategy.DefaultAudioStrategy;
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import com.otaliastudios.transcoder.strategy.DefaultVideoStrategy;
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public final class TranscoderStrategies {
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public static final DefaultVideoStrategy VIDEO_720P = DefaultVideoStrategy.atMost(720)
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.bitRate(2L * 1000 * 1000)
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.frameRate(30)
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.keyFrameInterval(3F)
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.build();
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public static final DefaultVideoStrategy VIDEO_360P = DefaultVideoStrategy.atMost(360)
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.bitRate(1000 * 1000)
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.frameRate(30)
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.keyFrameInterval(3F)
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.build();
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//TODO do we want to add 240p (@500kbs) and 1080p (@4mbs?) ?
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// see suggested bit rates on https://www.videoproc.com/media-converter/bitrate-setting-for-h264.htm
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public static final DefaultAudioStrategy AUDIO_HQ = DefaultAudioStrategy.builder()
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.bitRate(192 * 1000)
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.channels(2)
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.sampleRate(DefaultAudioStrategy.SAMPLE_RATE_AS_INPUT)
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.build();
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public static final DefaultAudioStrategy AUDIO_MQ = DefaultAudioStrategy.builder()
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.bitRate(128 * 1000)
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.channels(2)
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.sampleRate(DefaultAudioStrategy.SAMPLE_RATE_AS_INPUT)
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.build();
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//TODO if we add 144p we definitely want to add a lower audio bit rate as well
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private TranscoderStrategies() {
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throw new IllegalStateException("Do not instantiate me");
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}
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}
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