bytedeco/javacv

How to record .m4a file from pcm

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#1917 aperta il 2 nov 2022

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Descrizione

I try to record pcm stream to m4a file, but it run failed.

try (FFmpegFrameRecorder recorder = new FFmpegFrameRecorder(out, 1)) {
    recorder.setFormat("m4a");
    recorder.setAudioCodec(avcodec.AV_CODEC_ID_AAC);
    recorder.setAudioBitrate(128000);
    recorder.setSampleRate(16000);
    recorder.start();

exeption: error=avformat_write_header error() error -22: Could not write header to "XXXXXX"

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