On Wed, Mar 14, 2012 at 11:38 AM, Ertan Deniz <[email protected]> wrote:
> Hello,
>
> I'm trying to encode a video and an mp3 file so that the video sound is
> replaced with the audio file.
>
> The following is basically how I call MLT from Java. The problem is that the
> encoding completes successfully but the resulting video is not the full
> video. It's shorter, like the original video is 20 seconds, the result is 15
> seconds and it does not contain all the footage.
>
Does it work in melt?
> What can be the problem here? Am I using the framework wrong?
>
> Thanks,
> -Ertan
>
>
> Properties prop = new Properties();
> prop.set("description", "Medium");
> prop.set("frame_rate_num", "15");
> prop.set("frame_rate_den", "1");
> prop.set("width", "320" );
> prop.set("height", "240" );
> prop.set("progressive", "1");
> prop.set("sample_aspect_num", "1");
> prop.set("sample_aspect_den", "1");
> prop.set("display_aspect_num", "4");
> prop.set("display_aspect_den", "3");
> prop.set("colorspace", "601");
>
> mProfile = new Profile(prop);
> mVideoPlayList = new Playlist();
> mAudioPlayList = new Playlist();
> mTractor = new Tractor();
> mMultiTrack = mTractor.multitrack();
> mAudioPlayList.set("a_track", 0);
> mAudioPlayList.set("b_track", 1);
> mMultiTrack.connect(mVideoPlayList, 0);
> mMultiTrack.connect(mAudioPlayList, 1);
>
> Producer producer = new Producer(mProfile, "path/to/audio.mp3");
> mAudioPlayList.append(producer);
>
> Producer producer = new Producer(mProfile, "path/to/video.mp4");
> mVideoPlayList.append(producer);
>
> mAudioPlayList.set_in_and_out(0, mVideoPlayList.get_playtime() - 1);
> mTractor.set_in_and_out(0, mVideoPlayList.get_playtime() - 1);
> mTractor.seek(0);
>
> // Create the consumer
> mConsumer = new Consumer(mProfile, "avformat", newFileName);
> mConsumer.connect(mTractor);
> mConsumer.start();
>
--
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