/**
* Licensed to The Apereo Foundation under one or more contributor license
* agreements. See the NOTICE file distributed with this work for additional
* information regarding copyright ownership.
*
*
* The Apereo Foundation licenses this file to you under the Educational
* Community License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of the License
* at:
*
* http://opensource.org/licenses/ecl2.txt
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*
*/
package org.opencastproject.sox.api;
import org.opencastproject.job.api.Job;
import org.opencastproject.mediapackage.MediaPackageException;
import org.opencastproject.mediapackage.Track;
/**
* Provides sound processing services with SoX
*/
public interface SoxService {
String JOB_TYPE = "org.opencastproject.sox";
/**
* Get audio statistics, using that track's audio streams.
*
* @param sourceAudioTrack
* The source audio track
* @return The receipt for this audio processing job.
* @throws MediaPackageException
* if the mediapackage is invalid
* @throws SoxException
* if audio processing fails
*/
Job analyze(Track sourceAudioTrack) throws MediaPackageException, SoxException;
/**
* Normalize the audio stream of that track.
*
* @param sourceAudioTrack
* The source audio track
* @param targetRmsLevDb
* The target RMS Lev dB
* @return The receipt for this audio processing job
* @throws MediaPackageException
* if the mediapackage is invalid
* @throws SoxException
* if audio processing fails
*/
Job normalize(Track sourceAudioTrack, Float targetRmsLevDb) throws MediaPackageException, SoxException;
}