content: /*******************************************************************************
   * Software Name : RCS IMS Stack
   *
   * Copyright (C) 2010-2016 Orange.
   *
   * Licensed under the Apache 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://www.apache.org/licenses/LICENSE-2.0
   *
   * 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 com.gsma.rcs.core.ims.protocol.rtp.stream;
  
  import com.gsma.rcs.core.ims.network.NetworkException;
  import com.gsma.rcs.core.ims.protocol.rtp.format.Format;
  import com.gsma.rcs.core.ims.protocol.rtp.media.MediaInput;
  import com.gsma.rcs.core.ims.protocol.rtp.media.VideoSample;
  import com.gsma.rcs.core.ims.protocol.rtp.util.Buffer;
  
  /**
   * Video capture stream
   * 
   * @author hlxn7157
   */
  public class VideoCaptureStream extends MediaCaptureStream {
      /**
       * Constructor
       * 
       * @param format Input format
       * @param player Media player
       */
      public VideoCaptureStream(Format format, MediaInput player) {
          super(format, player);
      }
  
      /**
       * Read from the stream
       * 
       * @return Buffer
       * @throws NetworkException
       */
      public Buffer read() throws NetworkException {
          // Read a new sample from the media player
          VideoSample sample = (VideoSample) getPlayer().readSample();
          if (sample == null) {
              throw new NetworkException("Failed to read video sample!");
          }
  
          // Create a buffer
          buffer.setData(sample.getData());
          buffer.setLength(sample.getLength());
          buffer.setFormat(getFormat());
          buffer.setSequenceNumber(seqNo++);
          if (sample.isMarker()) {
              buffer.setFlags(Buffer.FLAG_RTP_MARKER);
          }
          buffer.setTimestamp(sample.getTimestamp());
          buffer.setVideoOrientation(sample.getVideoOrientation());
          return buffer;
      }
  }
  