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Java MediaCodec.INFO_TRY_AGAIN_LATER屬性代碼示例

本文整理匯總了Java中android.media.MediaCodec.INFO_TRY_AGAIN_LATER屬性的典型用法代碼示例。如果您正苦於以下問題：Java MediaCodec.INFO_TRY_AGAIN_LATER屬性的具體用法？Java MediaCodec.INFO_TRY_AGAIN_LATER怎麽用？Java MediaCodec.INFO_TRY_AGAIN_LATER使用的例子？那麽, 這裏精選的屬性代碼示例或許可以為您提供幫助。您也可以進一步了解該屬性所在類android.media.MediaCodec的用法示例。


在下文中一共展示了MediaCodec.INFO_TRY_AGAIN_LATER屬性的15個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Java代碼示例。

示例1: videoEncodeStep

private boolean videoEncodeStep(boolean isEnd){
    if(isEnd){
        mVideoEncoder.signalEndOfInputStream();
    }
    while (true){
        int outputIndex=mVideoEncoder.dequeueOutputBuffer(mVideoEncodeBufferInfo,TIME_OUT);
        if(outputIndex>=0){
            if(isMuxStarted&&mVideoEncodeBufferInfo.size>0&&mVideoEncodeBufferInfo.presentationTimeUs>0){
                mMuxer.writeSampleData(mVideoTrack,getOutputBuffer(mVideoEncoder,outputIndex),mVideoEncodeBufferInfo);
            }
            mVideoEncoder.releaseOutputBuffer(outputIndex,false);
            if(mVideoEncodeBufferInfo.flags==MediaCodec.BUFFER_FLAG_END_OF_STREAM){
                AvLog.d("CameraRecorder get video encode end of stream");
                return true;
            }
        }else if(outputIndex==MediaCodec.INFO_TRY_AGAIN_LATER){
            break;
        }else if(outputIndex==MediaCodec.INFO_OUTPUT_FORMAT_CHANGED){
            AvLog.d("get video output format changed ->"+mVideoEncoder.getOutputFormat().toString());
            mVideoTrack=mMuxer.addTrack(mVideoEncoder.getOutputFormat());
            mMuxer.start();
            isMuxStarted=true;
        }
    }
    return false;
}
開發者ID:aiyaapp，項目名稱:AAVT，代碼行數:26，代碼來源:CameraRecorder.java

示例2: handleCodecOutput

private void handleCodecOutput(MediaCodec mediaCodec,
                               ByteBuffer[] codecOutputBuffers,
                               MediaCodec.BufferInfo bufferInfo,
                               OutputStream outputStream)
    throws IOException
{
  int codecOutputBufferIndex = mediaCodec.dequeueOutputBuffer(bufferInfo, 0);

  while (codecOutputBufferIndex != MediaCodec.INFO_TRY_AGAIN_LATER) {
    if (codecOutputBufferIndex >= 0) {
      ByteBuffer encoderOutputBuffer = codecOutputBuffers[codecOutputBufferIndex];

      encoderOutputBuffer.position(bufferInfo.offset);
      encoderOutputBuffer.limit(bufferInfo.offset + bufferInfo.size);

      if ((bufferInfo.flags & MediaCodec.BUFFER_FLAG_CODEC_CONFIG) != MediaCodec.BUFFER_FLAG_CODEC_CONFIG) {
        byte[] header = createAdtsHeader(bufferInfo.size - bufferInfo.offset);


        outputStream.write(header);

        byte[] data = new byte[encoderOutputBuffer.remaining()];
        encoderOutputBuffer.get(data);
        outputStream.write(data);
      }

      encoderOutputBuffer.clear();

      mediaCodec.releaseOutputBuffer(codecOutputBufferIndex, false);
    }  else if (codecOutputBufferIndex== MediaCodec.INFO_OUTPUT_BUFFERS_CHANGED) {
      codecOutputBuffers = mediaCodec.getOutputBuffers();
    }

    codecOutputBufferIndex = mediaCodec.dequeueOutputBuffer(bufferInfo, 0);
  }

}
開發者ID:XecureIT，項目名稱:PeSanKita-android，代碼行數:37，代碼來源:AudioCodec.java

示例3: recordVirtualDisplay

private void recordVirtualDisplay() {
    while (isStart) {
        int index = mEncoder.dequeueOutputBuffer(mBufferInfo, TIMEOUT_US);
        if (index == MediaCodec.INFO_OUTPUT_FORMAT_CHANGED) {
            resetOutputFormat();

        } else if (index == MediaCodec.INFO_TRY_AGAIN_LATER) {
            try {
                // wait 10ms
                Thread.sleep(10);
            } catch (InterruptedException e) {
            }
        } else if (index >= 0) {
            if (!mMuxerStarted) {
                throw new IllegalStateException("MediaMuxer dose not call addTrack(format) ");
            }
            encodeToVideoTrack(index);

            mEncoder.releaseOutputBuffer(index, false);
        }
    }
}
開發者ID:sunshinecoast，項目名稱:ScreenRecordCaptureMaster，代碼行數:22，代碼來源:YixiaScreenEncoder.java

示例4: checkDecoderStatus

/**
 * MediaCodec#dequeueOutputBuffer()の戻り値のチェック
 *
 * @param decoderStatus MediaCodec#dequeueOutputBuffer()の戻り値
 * @return true: デコード処理が行われた
 */
private boolean checkDecoderStatus(int decoderStatus) {
    if (decoderStatus == MediaCodec.INFO_TRY_AGAIN_LATER) {
        // dequeueOutputBufferの呼び出しがタイムアウト
        if (mInputDone) {
            Log.d(TAG, "no output from mDecoder available BUT the input is done.");
        }
    } else if (decoderStatus == MediaCodec.INFO_OUTPUT_BUFFERS_CHANGED) {
        Log.d(TAG, "mDecoder output buffers changed");
    } else if (decoderStatus == MediaCodec.INFO_OUTPUT_FORMAT_CHANGED) {
        Log.d(TAG, "mDecoder output format changed");
    } else if (decoderStatus < 0) {
        Log.d(TAG, "unexpected result from encoder.dequeueOutputBuffer: "
                + decoderStatus);
    } else {
        return true;
    }

    return false;
}
開發者ID:ficklerobot，項目名稱:grid-video-viewer，代碼行數:25，代碼來源:DecodeThread.java

示例5: videoDecodeStep

private boolean videoDecodeStep(){
    int mInputIndex=mVideoDecoder.dequeueInputBuffer(TIME_OUT);
    if(mInputIndex>=0){
        ByteBuffer buffer=getInputBuffer(mVideoDecoder,mInputIndex);
        buffer.clear();
        synchronized (Extractor_LOCK) {
            mExtractor.selectTrack(mVideoDecoderTrack);
            int ret = mExtractor.readSampleData(buffer, 0);
            if (ret != -1) {
                mVideoStopTimeStamp=mExtractor.getSampleTime();
                AvLog.d("mVideoStopTimeStamp:"+mVideoStopTimeStamp);
                mVideoDecoder.queueInputBuffer(mInputIndex, 0, ret, mVideoStopTimeStamp, mExtractor.getSampleFlags());
            }
            isVideoExtractorEnd = !mExtractor.advance();
        }
    }
    while (true){
        int mOutputIndex=mVideoDecoder.dequeueOutputBuffer(mVideoDecoderBufferInfo,TIME_OUT);
        if(mOutputIndex>=0){
            try {
                AvLog.d(" mDecodeSem.acquire ");
                if(!isUserWantToStop){
                    mDecodeSem.acquire();
                }
                AvLog.d(" mDecodeSem.acquire end ");
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
            codecNum++;
            mVideoDecoder.releaseOutputBuffer(mOutputIndex,true);
            mSem.release();

        }else if(mOutputIndex== MediaCodec.INFO_OUTPUT_FORMAT_CHANGED){
            //MediaFormat format=mVideoDecoder.getOutputFormat();
        }else if(mOutputIndex== MediaCodec.INFO_TRY_AGAIN_LATER){
            break;
        }
    }
    return isVideoExtractorEnd||isUserWantToStop;
}
開發者ID:aiyaapp，項目名稱:AAVT，代碼行數:40，代碼來源:Mp4Processor.java

示例6: audioEncodeStep

private boolean audioEncodeStep(boolean isEnd){
    if(isRecordAudioStarted){
        int inputIndex=mAudioEncoder.dequeueInputBuffer(TIME_OUT);
        if(inputIndex>=0){
            ByteBuffer buffer=getInputBuffer(mAudioEncoder,inputIndex);
            buffer.clear();
            long time=(System.currentTimeMillis()-BASE_TIME)*1000;
            int length=mAudioRecord.read(buffer,mRecordBufferSize);
            if(length>=0){
                mAudioEncoder.queueInputBuffer(inputIndex,0,length,time,
                        isEnd?MediaCodec.BUFFER_FLAG_END_OF_STREAM:0);
            }
        }
        while (true){
            int outputIndex=mAudioEncoder.dequeueOutputBuffer(mAudioEncodeBufferInfo,TIME_OUT);
            if(outputIndex>=0){
                //todo 第一幀音頻時間戳為0的問題
                if(isMuxStarted&&mAudioEncodeBufferInfo.size>0&&mAudioEncodeBufferInfo.presentationTimeUs>0){
                    mMuxer.writeSampleData(mAudioTrack,getOutputBuffer(mAudioEncoder,outputIndex),mAudioEncodeBufferInfo);
                }
                mAudioEncoder.releaseOutputBuffer(outputIndex,false);
                if(mAudioEncodeBufferInfo.flags==MediaCodec.BUFFER_FLAG_END_OF_STREAM){
                    AvLog.d("CameraRecorder get audio encode end of stream");
                    isTryStopAudio=false;
                    isRecordAudioStarted=false;
                    return true;
                }
            }else if(outputIndex==MediaCodec.INFO_TRY_AGAIN_LATER){
                break;
            }else if(outputIndex==MediaCodec.INFO_OUTPUT_FORMAT_CHANGED){
                AvLog.d("get audio output format changed ->"+mAudioEncoder.getOutputFormat().toString());
                synchronized (VIDEO_LOCK){
                    mAudioTrack=mMuxer.addTrack(mAudioEncoder.getOutputFormat());
                    isRecordVideoStarted=true;
                }
            }
        }
    }
    return false;
}
開發者ID:aiyaapp，項目名稱:AAVT，代碼行數:40，代碼來源:CameraRecorder.java

示例7: videoDecodeStep

private boolean videoDecodeStep(){
    int mInputIndex=mVideoDecoder.dequeueInputBuffer(TIME_OUT);
    if(mInputIndex>=0){
        ByteBuffer buffer= CodecUtil.getInputBuffer(mVideoDecoder,mInputIndex);
        buffer.clear();
        synchronized (Extractor_LOCK) {
            mExtractor.selectTrack(mVideoDecodeTrack);
            int ret = mExtractor.readSampleData(buffer, 0);
            if (ret != -1) {
                mVideoStopTimeStamp=mExtractor.getSampleTime();
                mVideoDecoder.queueInputBuffer(mInputIndex, 0, ret, mVideoStopTimeStamp, mExtractor.getSampleFlags());
                isVideoExtractorEnd = false;
            }else{
                //可以用!mExtractor.advance，但是貌似會延遲一幀。readSampleData 返回 -1 也表示沒有更多數據了
                isVideoExtractorEnd = true;
            }
            mExtractor.advance();
        }
    }
    while (true){
        int mOutputIndex=mVideoDecoder.dequeueOutputBuffer(videoDecodeBufferInfo,TIME_OUT);
        if(mOutputIndex>=0){
            try {
                if(!isUserWantToStop){
                    mDecodeSem.acquire();
                }
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
            nowTimeStamp=videoDecodeBufferInfo.presentationTimeUs;
            mVideoDecoder.releaseOutputBuffer(mOutputIndex,true);
            mFrameSem.release();
        }else if(mOutputIndex== MediaCodec.INFO_OUTPUT_FORMAT_CHANGED){

        }else if(mOutputIndex== MediaCodec.INFO_TRY_AGAIN_LATER){
            break;
        }
    }
    return isVideoExtractorEnd||isUserWantToStop;
}
開發者ID:aiyaapp，項目名稱:AAVT，代碼行數:40，代碼來源:Mp4Provider.java

示例8: videoEncodeStep

private synchronized boolean videoEncodeStep(boolean isEnd){
    AvLog.d(TAG,"videoEncodeStep:"+isEncodeStarted+"/"+isEnd);
    if(isEncodeStarted){
        if(isEnd){
            mVideoEncoder.signalEndOfInputStream();
        }
        MediaCodec.BufferInfo info=new MediaCodec.BufferInfo();
        while (true){
            int mOutputIndex=mVideoEncoder.dequeueOutputBuffer(info,TIME_OUT);
            AvLog.i(TAG,"videoEncodeStep:mOutputIndex="+mOutputIndex);
            if(mOutputIndex>=0){
                if((info.flags&MediaCodec.BUFFER_FLAG_CODEC_CONFIG)!=0){
                    info.size=0;
                }
                ByteBuffer buffer= CodecUtil.getOutputBuffer(mVideoEncoder,mOutputIndex);
                if(mStore!=null){
                    mStore.addData(mVideoTrack,new HardMediaData(buffer,info));
                }
                mVideoEncoder.releaseOutputBuffer(mOutputIndex,false);
                if((info.flags&MediaCodec.BUFFER_FLAG_END_OF_STREAM)!=0){
                    closeVideoEncoder();
                    isEncodeStarted=false;
                    AvLog.i(TAG,"videoEncodeStep: MediaCodec.BUFFER_FLAG_END_OF_STREAM ");
                    break;
                }
            }else if(mOutputIndex== MediaCodec.INFO_OUTPUT_FORMAT_CHANGED){
                MediaFormat format=mVideoEncoder.getOutputFormat();
                if(mStore!=null){
                    mVideoTrack=mStore.addTrack(format);
                }
            }else if(mOutputIndex== MediaCodec.INFO_TRY_AGAIN_LATER&&!isEnd){
                break;
            }
        }
    }
    return false;
}
開發者ID:aiyaapp，項目名稱:AAVT，代碼行數:37，代碼來源:SurfaceEncoder.java

示例9: audioEncodeStep

private synchronized boolean audioEncodeStep(boolean isEnd){
    if(isStarted){
        AvLog.d("audioEncodeStep");
        int inputIndex=mAudioEncoder.dequeueInputBuffer(TIME_OUT);
        if(inputIndex>=0){
            ByteBuffer buffer= CodecUtil.getInputBuffer(mAudioEncoder,inputIndex);
            buffer.clear();
            long time= (SystemClock.elapsedRealtimeNanos()-startTime)/1000;
            int length=mRecord.read(buffer,mRecordBufferSize);
            if(length>=0){
                mAudioEncoder.queueInputBuffer(inputIndex,0,length,time,
                        isEnd?MediaCodec.BUFFER_FLAG_END_OF_STREAM:0);
            }
        }
        MediaCodec.BufferInfo info=new MediaCodec.BufferInfo();
        while (true){
            int outputIndex=mAudioEncoder.dequeueOutputBuffer(info,TIME_OUT);
            if(outputIndex>=0){
                if(mStore!=null){
                    mStore.addData(mAudioTrack,new HardMediaData(CodecUtil.getOutputBuffer(mAudioEncoder,outputIndex),info));
                }
                mAudioEncoder.releaseOutputBuffer(outputIndex,false);
                if(info.flags==MediaCodec.BUFFER_FLAG_END_OF_STREAM){
                    AvLog.d("CameraRecorder get audio encode end of stream");
                    stop();
                    return true;
                }
            }else if(outputIndex==MediaCodec.INFO_TRY_AGAIN_LATER){
                break;
            }else if(outputIndex==MediaCodec.INFO_OUTPUT_FORMAT_CHANGED){
                AvLog.d("get audio output format changed ->"+mAudioEncoder.getOutputFormat().toString());
                mAudioTrack=mStore.addTrack(mAudioEncoder.getOutputFormat());
            }
        }
    }
    return false;
}
開發者ID:aiyaapp，項目名稱:AAVT，代碼行數:37，代碼來源:SoundRecorder.java

示例10: drainDecoder

private int drainDecoder(long timeoutUs) {
    if (mIsDecoderEOS) return DRAIN_STATE_NONE;

    int result = mDecoder.dequeueOutputBuffer(mBufferInfo, timeoutUs);
    switch (result) {
        case MediaCodec.INFO_TRY_AGAIN_LATER:
            return DRAIN_STATE_NONE;
        case MediaCodec.INFO_OUTPUT_FORMAT_CHANGED:
        case MediaCodec.INFO_OUTPUT_BUFFERS_CHANGED:
            return DRAIN_STATE_SHOULD_RETRY_IMMEDIATELY;
    }

    if ((mBufferInfo.flags & MediaCodec.BUFFER_FLAG_END_OF_STREAM) != 0) {
        mEncoder.signalEndOfInputStream();
        mIsDecoderEOS = true;
        mBufferInfo.size = 0;
    }
    boolean doRender = (mBufferInfo.size > 0);
    // NOTE: doRender will block if buffer (of encoder) is full.
    // Refer: http://bigflake.com/mediacodec/CameraToMpegTest.java.txt
    mDecoder.releaseOutputBuffer(result, doRender);
    if (doRender) {
        mDecoderOutputSurfaceWrapper.awaitNewImage();
        mDecoderOutputSurfaceWrapper.drawImage(mBufferInfo.presentationTimeUs * 1000);
        mEncoderInputSurfaceWrapper.setPresentationTime(mBufferInfo.presentationTimeUs * 1000);
        // swapBuffers後之前的OpenGL操作會渲染到InputSurface綁定的Surface中
        mEncoderInputSurfaceWrapper.swapBuffers();
    }

    return DRAIN_STATE_CONSUMED;
}
開發者ID:uestccokey，項目名稱:EZFilter，代碼行數:31，代碼來源:VideoTrackTranscoder.java

示例11: drainEncoder

private int drainEncoder(long timeoutUs) {
    if (mIsEncoderEOS) return DRAIN_STATE_NONE;

    int result = mEncoder.dequeueOutputBuffer(mBufferInfo, timeoutUs);
    switch (result) {
        case MediaCodec.INFO_TRY_AGAIN_LATER:
            return DRAIN_STATE_NONE;
        case MediaCodec.INFO_OUTPUT_FORMAT_CHANGED:
            if (mActualOutputFormat != null) {
                throw new RuntimeException("Audio output format changed twice.");
            }
            mActualOutputFormat = mEncoder.getOutputFormat();
            mMuxer.setOutputFormat(SAMPLE_TYPE, mActualOutputFormat);
            return DRAIN_STATE_SHOULD_RETRY_IMMEDIATELY;
        case MediaCodec.INFO_OUTPUT_BUFFERS_CHANGED:
            mEncoderBuffers = new MediaCodecBufferCompatWrapper(mEncoder);
            return DRAIN_STATE_SHOULD_RETRY_IMMEDIATELY;
    }

    if (mActualOutputFormat == null) {
        throw new RuntimeException("Could not determine actual output format.");
    }

    if ((mBufferInfo.flags & MediaCodec.BUFFER_FLAG_END_OF_STREAM) != 0) {
        mIsEncoderEOS = true;
        mBufferInfo.set(0, 0, 0, mBufferInfo.flags);
    }
    if ((mBufferInfo.flags & MediaCodec.BUFFER_FLAG_CODEC_CONFIG) != 0) {
        // SPS or PPS, which should be passed by MediaFormat.
        mEncoder.releaseOutputBuffer(result, false);
        return DRAIN_STATE_SHOULD_RETRY_IMMEDIATELY;
    }
    mMuxer.writeSampleData(SAMPLE_TYPE, mEncoderBuffers.getOutputBuffer(result), mBufferInfo);
    mWrittenPresentationTimeUs = mBufferInfo.presentationTimeUs;
    mEncoder.releaseOutputBuffer(result, false);
    return DRAIN_STATE_CONSUMED;
}
開發者ID:SavorGit，項目名稱:Hotspot-master-devp，代碼行數:37，代碼來源:AudioTrackTranscoder.java

示例12: drainEncoder

private int drainEncoder(long timeoutUs) {
    if (mIsEncoderEOS) return DRAIN_STATE_NONE;

    int result = mEncoder.dequeueOutputBuffer(mBufferInfo, timeoutUs);
    switch (result) {
        case MediaCodec.INFO_TRY_AGAIN_LATER:
            return DRAIN_STATE_NONE;
        case MediaCodec.INFO_OUTPUT_FORMAT_CHANGED:
            if (mActualOutputFormat != null) {
                throw new RuntimeException("Audio output format changed twice.");
            }
            mActualOutputFormat = mEncoder.getOutputFormat();
            mMuxer.setOutputFormat(QueuedMuxer.SampleType.AUDIO, mActualOutputFormat);
            return DRAIN_STATE_SHOULD_RETRY_IMMEDIATELY;
        case MediaCodec.INFO_OUTPUT_BUFFERS_CHANGED:
            return DRAIN_STATE_SHOULD_RETRY_IMMEDIATELY;
    }

    if (mActualOutputFormat == null) {
        throw new RuntimeException("Could not determine actual output format.");
    }

    if ((mBufferInfo.flags & MediaCodec.BUFFER_FLAG_END_OF_STREAM) != 0) {
        mIsEncoderEOS = true;
        mBufferInfo.set(0, 0, 0, mBufferInfo.flags);
    }
    if ((mBufferInfo.flags & MediaCodec.BUFFER_FLAG_CODEC_CONFIG) != 0) {
        // SPS or PPS, which should be passed by MediaFormat.
        mEncoder.releaseOutputBuffer(result, false);
        return DRAIN_STATE_SHOULD_RETRY_IMMEDIATELY;
    }
    mMuxer.writeSampleData(QueuedMuxer.SampleType.AUDIO, MediaUtil.getOutputBuffer(mEncoder, result), mBufferInfo);
    mEncoder.releaseOutputBuffer(result, false);
    return DRAIN_STATE_CONSUMED;
}
開發者ID:uestccokey，項目名稱:EZFilter，代碼行數:35，代碼來源:AudioTrackTranscoder.java

示例13: encode

/**
     * Method to set byte array to the MediaCodec encoder
     * @param buffer
     * @param length　length of byte array, zero means EOS.
     * @param presentationTimeUs
     */
    protected void encode(final ByteBuffer buffer, final int length, final long presentationTimeUs) {
		Log.d(TAG, "encode: "+this.getClass().getSimpleName()+" "+mIsCapturing);
		if (!mIsCapturing) return;
        final ByteBuffer[] inputBuffers = mMediaCodec.getInputBuffers();
        while (mIsCapturing) {
	        final int inputBufferIndex = mMediaCodec.dequeueInputBuffer(TIMEOUT_USEC);
			Log.d(TAG, "encode: "+this.getClass().getSimpleName()+" "+inputBufferIndex);
			if (inputBufferIndex >= 0) {
	            final ByteBuffer inputBuffer = inputBuffers[inputBufferIndex];
	            inputBuffer.clear();
	            if (buffer != null) {
	            	inputBuffer.put(buffer);
	            }
//	            if (DEBUG) Log.v(TAG, "encode:queueInputBuffer");
	            if (length <= 0) {
	            	// send EOS
	            	mIsEOS = true;
	            	if (DEBUG) Log.i(TAG, "send BUFFER_FLAG_END_OF_STREAM");
	            	mMediaCodec.queueInputBuffer(inputBufferIndex, 0, 0,
	            		presentationTimeUs, MediaCodec.BUFFER_FLAG_END_OF_STREAM);
		            break;
	            } else {
	            	mMediaCodec.queueInputBuffer(inputBufferIndex, 0, length,
	            		presentationTimeUs, 0);
	            }
	            break;
	        } else if (inputBufferIndex == MediaCodec.INFO_TRY_AGAIN_LATER) {
	        	// wait for MediaCodec encoder is ready to encode
	        	// nothing to do here because MediaCodec#dequeueInputBuffer(TIMEOUT_USEC)
	        	// will wait for maximum TIMEOUT_USEC(10msec) on each call
	        }
        }
    }
開發者ID:zhangyaqiang，項目名稱:Fatigue-Detection，代碼行數:39，代碼來源:MediaEncoder.java

示例14: encode

/**
     * Method to set byte array to the MediaCodec encoder
     * @param buffer
     * @param length　length of byte array, zero means EOS.
     * @param presentationTimeUs
     */
    protected void encode(final ByteBuffer buffer, final int length, final long presentationTimeUs) {
    	if (!mIsCapturing) return;
        final ByteBuffer[] inputBuffers = mMediaCodec.getInputBuffers();
        while (mIsCapturing) {
	        final int inputBufferIndex = mMediaCodec.dequeueInputBuffer(TIMEOUT_USEC);
	        if (inputBufferIndex >= 0) {
	            final ByteBuffer inputBuffer = inputBuffers[inputBufferIndex];
	            inputBuffer.clear();
	            if (buffer != null) {
	            	inputBuffer.put(buffer);
	            }
//	            if (DEBUG) Log.v(TAG, "encode:queueInputBuffer");
	            if (length <= 0) {
	            	// send EOS
	            	mIsEOS = true;
	            	if (DEBUG) Log.i(TAG, "send BUFFER_FLAG_END_OF_STREAM");
	            	mMediaCodec.queueInputBuffer(inputBufferIndex, 0, 0,
	            		presentationTimeUs, MediaCodec.BUFFER_FLAG_END_OF_STREAM);
		            break;
	            } else {
	            	mMediaCodec.queueInputBuffer(inputBufferIndex, 0, length,
	            		presentationTimeUs, 0);
	            }
	            break;
	        } else if (inputBufferIndex == MediaCodec.INFO_TRY_AGAIN_LATER) {
	        	// wait for MediaCodec encoder is ready to encode
	        	// nothing to do here because MediaCodec#dequeueInputBuffer(TIMEOUT_USEC)
	        	// will wait for maximum TIMEOUT_USEC(10msec) on each call
	        }
        }
    }
開發者ID:itsnothingg，項目名稱:EasyScreenRecorder，代碼行數:37，代碼來源:MediaEncoder.java

示例15: dequeueOutputBuffer

private DecodedOutputBuffer dequeueOutputBuffer(int dequeueTimeoutMs) {
  checkOnMediaCodecThread();
  if (decodeStartTimeMs.isEmpty()) {
    return null;
  }
  // Drain the decoder until receiving a decoded buffer or hitting
  // MediaCodec.INFO_TRY_AGAIN_LATER.
  final MediaCodec.BufferInfo info = new MediaCodec.BufferInfo();
  while (true) {
    final int result =
        mediaCodec.dequeueOutputBuffer(info, TimeUnit.MILLISECONDS.toMicros(dequeueTimeoutMs));
    switch (result) {
      case MediaCodec.INFO_OUTPUT_BUFFERS_CHANGED:
        outputBuffers = mediaCodec.getOutputBuffers();
        Logging.d(TAG, "Decoder output buffers changed: " + outputBuffers.length);
        if (hasDecodedFirstFrame) {
          throw new RuntimeException("Unexpected output buffer change event.");
        }
        break;
      case MediaCodec.INFO_OUTPUT_FORMAT_CHANGED:
        MediaFormat format = mediaCodec.getOutputFormat();
        Logging.d(TAG, "Decoder format changed: " + format.toString());
        int new_width = format.getInteger(MediaFormat.KEY_WIDTH);
        int new_height = format.getInteger(MediaFormat.KEY_HEIGHT);
        if (hasDecodedFirstFrame && (new_width != width || new_height != height)) {
          throw new RuntimeException("Unexpected size change. Configured " + width + "*" + height
              + ". New " + new_width + "*" + new_height);
        }
        width = format.getInteger(MediaFormat.KEY_WIDTH);
        height = format.getInteger(MediaFormat.KEY_HEIGHT);

        if (!useSurface && format.containsKey(MediaFormat.KEY_COLOR_FORMAT)) {
          colorFormat = format.getInteger(MediaFormat.KEY_COLOR_FORMAT);
          Logging.d(TAG, "Color: 0x" + Integer.toHexString(colorFormat));
          if (!supportedColorList.contains(colorFormat)) {
            throw new IllegalStateException("Non supported color format: " + colorFormat);
          }
        }
        if (format.containsKey("stride")) {
          stride = format.getInteger("stride");
        }
        if (format.containsKey("slice-height")) {
          sliceHeight = format.getInteger("slice-height");
        }
        Logging.d(TAG, "Frame stride and slice height: " + stride + " x " + sliceHeight);
        stride = Math.max(width, stride);
        sliceHeight = Math.max(height, sliceHeight);
        break;
      case MediaCodec.INFO_TRY_AGAIN_LATER:
        return null;
      default:
        hasDecodedFirstFrame = true;
        TimeStamps timeStamps = decodeStartTimeMs.remove();
        long decodeTimeMs = SystemClock.elapsedRealtime() - timeStamps.decodeStartTimeMs;
        if (decodeTimeMs > MAX_DECODE_TIME_MS) {
          Logging.e(TAG, "Very high decode time: " + decodeTimeMs + "ms"
                  + ". Q size: " + decodeStartTimeMs.size()
                  + ". Might be caused by resuming H264 decoding after a pause.");
          decodeTimeMs = MAX_DECODE_TIME_MS;
        }
        return new DecodedOutputBuffer(result, info.offset, info.size,
            TimeUnit.MICROSECONDS.toMillis(info.presentationTimeUs), timeStamps.timeStampMs,
            timeStamps.ntpTimeStampMs, decodeTimeMs, SystemClock.elapsedRealtime());
    }
  }
}
開發者ID:lgyjg，項目名稱:AndroidRTC，代碼行數:66，代碼來源:MediaCodecVideoDecoder.java


注：本文中的android.media.MediaCodec.INFO_TRY_AGAIN_LATER屬性示例由純淨天空整理自Github/MSDocs等開源代碼及文檔管理平台，相關代碼片段篩選自各路編程大神貢獻的開源項目，源碼版權歸原作者所有，傳播和使用請參考對應項目的License；未經允許，請勿轉載。