本文整理汇总了Java中android.media.MediaCodec.INFO_OUTPUT_FORMAT_CHANGED属性的典型用法代码示例。如果您正苦于以下问题:Java MediaCodec.INFO_OUTPUT_FORMAT_CHANGED属性的具体用法?Java MediaCodec.INFO_OUTPUT_FORMAT_CHANGED怎么用?Java MediaCodec.INFO_OUTPUT_FORMAT_CHANGED使用的例子?那么, 这里精选的属性代码示例或许可以为您提供帮助。您也可以进一步了解该属性所在类android.media.MediaCodec
的用法示例。
在下文中一共展示了MediaCodec.INFO_OUTPUT_FORMAT_CHANGED属性的15个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: 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:
mAudioChannel.setActualDecodedFormat(mDecoder.getOutputFormat());
case MediaCodec.INFO_OUTPUT_BUFFERS_CHANGED:
return DRAIN_STATE_SHOULD_RETRY_IMMEDIATELY;
}
if ((mBufferInfo.flags & MediaCodec.BUFFER_FLAG_END_OF_STREAM) != 0) {
mIsDecoderEOS = true;
mAudioChannel.drainDecoderBufferAndQueue(AudioChannel.BUFFER_INDEX_END_OF_STREAM, 0);
} else if (mBufferInfo.size > 0) {
mAudioChannel.drainDecoderBufferAndQueue(result, mBufferInfo.presentationTimeUs);
}
return DRAIN_STATE_CONSUMED;
}
示例2: recorderEncoderLoop
/**
* Reads bytes from the given recorder and encodes them with the given encoder.
* Uses the (deprecated) Synchronous Processing using Buffer Arrays.
* <p/>
* Encoders (or codecs that generate compressed data) will create and return the codec specific
* data before any valid output buffer in output buffers marked with the codec-config flag.
* Buffers containing codec-specific-data have no meaningful timestamps.
*/
@TargetApi(Build.VERSION_CODES.JELLY_BEAN)
private void recorderEncoderLoop(MediaCodec codec, SpeechRecord speechRecord) {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) {
codec.start();
// Getting some buffers (e.g. 4 of each) to communicate with the codec
ByteBuffer[] codecInputBuffers = codec.getInputBuffers();
ByteBuffer[] codecOutputBuffers = codec.getOutputBuffers();
Log.i("input buffers " + codecInputBuffers.length + "; output buffers: " + codecOutputBuffers.length);
boolean doneSubmittingInput = false;
int numRetriesDequeueOutputBuffer = 0;
int index;
while (true) {
if (!doneSubmittingInput) {
index = codec.dequeueInputBuffer(DEQUEUE_TIMEOUT);
if (index >= 0) {
int size = queueInputBuffer(codec, codecInputBuffers, index, speechRecord);
if (size == -1) {
codec.queueInputBuffer(index, 0, 0, 0, MediaCodec.BUFFER_FLAG_END_OF_STREAM);
Log.i("enc: in: EOS");
doneSubmittingInput = true;
} else {
Log.i("enc: in: " + size);
mNumBytesSubmitted += size;
}
} else {
Log.i("enc: in: timeout, will try again");
}
}
MediaCodec.BufferInfo info = new MediaCodec.BufferInfo();
index = codec.dequeueOutputBuffer(info, DEQUEUE_TIMEOUT);
Log.i("enc: out: flags/index: " + info.flags + "/" + index);
if (index == MediaCodec.INFO_TRY_AGAIN_LATER) {
Log.i("enc: out: INFO_TRY_AGAIN_LATER: " + numRetriesDequeueOutputBuffer);
if (++numRetriesDequeueOutputBuffer > MAX_NUM_RETRIES_DEQUEUE_OUTPUT_BUFFER) {
break;
}
} else if (index == MediaCodec.INFO_OUTPUT_FORMAT_CHANGED) {
MediaFormat format = codec.getOutputFormat();
Log.i("enc: out: INFO_OUTPUT_FORMAT_CHANGED: " + format.toString());
} else if (index == MediaCodec.INFO_OUTPUT_BUFFERS_CHANGED) {
codecOutputBuffers = codec.getOutputBuffers();
Log.i("enc: out: INFO_OUTPUT_BUFFERS_CHANGED");
} else {
dequeueOutputBuffer(codec, codecOutputBuffers, index, info);
mNumBytesDequeued += info.size;
if ((info.flags & MediaCodec.BUFFER_FLAG_END_OF_STREAM) != 0) {
Log.i("enc: out: EOS");
break;
}
}
}
codec.stop();
codec.release();
}
}
开发者ID:vaibhavs4424,项目名称:AI-Powered-Intelligent-Banking-Platform,代码行数:63,代码来源:EncodedAudioRecorder.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);
}
}
}
示例4: recordVirtualDisplay
@RequiresApi(api = Build.VERSION_CODES.LOLLIPOP)
private void recordVirtualDisplay() {
while (!mQuit.get()) {
int index = mEncoder.dequeueOutputBuffer(mBufferInfo, TIMEOUT_US);
Log.i(TAG, "dequeue output buffer index=" + index);
if (index == MediaCodec.INFO_OUTPUT_FORMAT_CHANGED) {
resetOutputFormat();
} else if (index == MediaCodec.INFO_TRY_AGAIN_LATER) {
Log.d(TAG, "retrieving buffers time out!");
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);
}
}
}
示例5: 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;
}
示例6: 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;
}
示例7: videoEncodeStep
private boolean videoEncodeStep(boolean isEnd){
if(isEnd){
mVideoEncoder.signalEndOfInputStream();
}
while (true){
int mOutputIndex=mVideoEncoder.dequeueOutputBuffer(mVideoEncoderBufferInfo,TIME_OUT);
AvLog.d("videoEncodeStep-------------------mOutputIndex="+mOutputIndex+"/"+mVideoEncoderBufferInfo.presentationTimeUs);
if(mOutputIndex>=0){
ByteBuffer buffer=getOutputBuffer(mVideoEncoder,mOutputIndex);
if(mVideoEncoderBufferInfo.size>0){
mMuxer.writeSampleData(mVideoEncoderTrack,buffer,mVideoEncoderBufferInfo);
}
mVideoEncoder.releaseOutputBuffer(mOutputIndex,false);
}else if(mOutputIndex== MediaCodec.INFO_OUTPUT_FORMAT_CHANGED){
MediaFormat format=mVideoEncoder.getOutputFormat();
AvLog.d("video format -->"+format.toString());
mVideoEncoderTrack=mMuxer.addTrack(format);
mMuxer.start();
synchronized (MUX_LOCK){
MUX_LOCK.notifyAll();
}
}else if(mOutputIndex== MediaCodec.INFO_TRY_AGAIN_LATER){
break;
}
}
return false;
}
示例8: deliverDecodedFrame
private void deliverDecodedFrame() {
outputThreadChecker.checkIsOnValidThread();
try {
MediaCodec.BufferInfo info = new MediaCodec.BufferInfo();
// Block until an output buffer is available (up to 100 milliseconds). If the timeout is
// exceeded, deliverDecodedFrame() will be called again on the next iteration of the output
// thread's loop. Blocking here prevents the output thread from busy-waiting while the codec
// is idle.
int result = codec.dequeueOutputBuffer(info, DEQUEUE_OUTPUT_BUFFER_TIMEOUT_US);
if (result == MediaCodec.INFO_OUTPUT_FORMAT_CHANGED) {
reformat(codec.getOutputFormat());
return;
}
if (result < 0) {
Logging.v(TAG, "dequeueOutputBuffer returned " + result);
return;
}
FrameInfo frameInfo = frameInfos.poll();
Integer decodeTimeMs = null;
int rotation = 0;
if (frameInfo != null) {
decodeTimeMs = (int) (SystemClock.elapsedRealtime() - frameInfo.decodeStartTimeMs);
rotation = frameInfo.rotation;
}
hasDecodedFirstFrame = true;
if (surfaceTextureHelper != null) {
deliverTextureFrame(result, info, rotation, decodeTimeMs);
} else {
deliverByteFrame(result, info, rotation, decodeTimeMs);
}
} catch (IllegalStateException e) {
Logging.e(TAG, "deliverDecodedFrame failed", e);
}
}
示例9: 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,但是貌似会延迟一帧。readSampleData 返回 -1 也表示没有更多数据了
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;
}
示例10: 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;
}
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;
}
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("Video output format changed twice.");
mActualOutputFormat = mEncoder.getOutputFormat();
mMuxer.setOutputFormat(QueuedMuxer.SampleType.VIDEO, mActualOutputFormat);
return DRAIN_STATE_SHOULD_RETRY_IMMEDIATELY;
case MediaCodec.INFO_OUTPUT_BUFFERS_CHANGED:
mEncoderOutputBuffers = mEncoder.getOutputBuffers();
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.VIDEO, mEncoderOutputBuffers[result], mBufferInfo);
mWrittenPresentationTimeUs = mBufferInfo.presentationTimeUs;
mEncoder.releaseOutputBuffer(result, false);
return DRAIN_STATE_CONSUMED;
}
示例13: sendToMediaMuxer
private void sendToMediaMuxer() {
if (mAudioEncoder == null) {
return;
}
final ByteBuffer[] outputBuffers = mAudioEncoder.getOutputBuffers();
final int outputBufferIndex = mAudioEncoder.dequeueOutputBuffer(mBufferInfo, TIMEOUT_US);
if (outputBufferIndex == MediaCodec.INFO_OUTPUT_FORMAT_CHANGED) {
mAudioTrackIndex = mMuxer.addMediaTrack(mAudioEncoder.getOutputFormat());
if (mAudioTrackIndex == -1) {
return;
}
}
if (outputBufferIndex >= 0) {
if ((mBufferInfo.flags & MediaCodec.BUFFER_FLAG_CODEC_CONFIG) != 0) {
// You shoud set output format to muxer here when you target Android4.3 or less
// but MediaCodec#getOutputFormat can not call here(because INFO_OUTPUT_FORMAT_CHANGED don't come yet)
// therefor we should expand and prepare output format from buffer data.
// This sample is for API>=18(>=Android 4.3), just ignore this flag here
mBufferInfo.size = 0;
}
final ByteBuffer outputBuffer = outputBuffers[outputBufferIndex];
mMuxer.writeMediaData(mAudioTrackIndex, outputBuffer, mBufferInfo);
mAudioEncoder.releaseOutputBuffer(outputBufferIndex, false);
}
}
示例14: 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;
}
示例15: getDataFromSurface
private void getDataFromSurface() {
thread = new Thread(new Runnable() {
@Override
public void run() {
while (!Thread.interrupted()) {
ByteBuffer[] outputBuffers = videoEncoder.getOutputBuffers();
for (; ; ) {
int outBufferIndex = videoEncoder.dequeueOutputBuffer(videoInfo, 0);
if (outBufferIndex == MediaCodec.INFO_OUTPUT_FORMAT_CHANGED) {
MediaFormat mediaFormat = videoEncoder.getOutputFormat();
getH264Data.onVideoFormat(mediaFormat);
getH264Data.onSPSandPPS(mediaFormat.getByteBuffer("csd-0"),
mediaFormat.getByteBuffer("csd-1"));
spsPpsSetted = true;
} else if (outBufferIndex >= 0) {
//This ByteBuffer is H264
ByteBuffer bb = outputBuffers[outBufferIndex];
if ((videoInfo.flags & MediaCodec.BUFFER_FLAG_CODEC_CONFIG) != 0) {
if (!spsPpsSetted) {
Pair<ByteBuffer, ByteBuffer> buffers =
decodeSpsPpsFromBuffer(bb.duplicate(), videoInfo.size);
if (buffers != null) {
getH264Data.onSPSandPPS(buffers.first, buffers.second);
spsPpsSetted = true;
}
}
}
videoInfo.presentationTimeUs = System.nanoTime() / 1000 - mPresentTimeUs;
getH264Data.getH264Data(bb, videoInfo);
videoEncoder.releaseOutputBuffer(outBufferIndex, false);
} else {
break;
}
}
}
}
});
thread.start();
}