下面列出了怎么用android.media.MediaCrypto的API类实例代码及写法，或者点击链接到github查看源代码。
@Override
protected void configureCodec(
MediaCodecInfo codecInfo,
MediaCodec codec,
Format format,
@Nullable MediaCrypto crypto,
float codecOperatingRate) {
codecMaxInputSize = getCodecMaxInputSize(codecInfo, format, getStreamFormats());
codecNeedsDiscardChannelsWorkaround = codecNeedsDiscardChannelsWorkaround(codecInfo.name);
codecNeedsEosBufferTimestampWorkaround = codecNeedsEosBufferTimestampWorkaround(codecInfo.name);
passthroughEnabled = codecInfo.passthrough;
String codecMimeType = passthroughEnabled ? MimeTypes.AUDIO_RAW : codecInfo.codecMimeType;
MediaFormat mediaFormat =
getMediaFormat(format, codecMimeType, codecMaxInputSize, codecOperatingRate);
codec.configure(mediaFormat, /* surface= */ null, crypto, /* flags= */ 0);
if (passthroughEnabled) {
// Store the input MIME type if we're using the passthrough codec.
passthroughMediaFormat = mediaFormat;
passthroughMediaFormat.setString(MediaFormat.KEY_MIME, format.sampleMimeType);
} else {
passthroughMediaFormat = null;
}
}
@Override
protected void configureCodec(
MediaCodecInfo codecInfo,
MediaCodec codec,
Format format,
MediaCrypto crypto,
float codecOperatingRate) {
codecMaxInputSize = getCodecMaxInputSize(codecInfo, format, getStreamFormats());
codecNeedsDiscardChannelsWorkaround = codecNeedsDiscardChannelsWorkaround(codecInfo.name);
passthroughEnabled = codecInfo.passthrough;
String codecMimeType = codecInfo.mimeType == null ? MimeTypes.AUDIO_RAW : codecInfo.mimeType;
MediaFormat mediaFormat =
getMediaFormat(format, codecMimeType, codecMaxInputSize, codecOperatingRate);
codec.configure(mediaFormat, /* surface= */ null, crypto, /* flags= */ 0);
if (passthroughEnabled) {
// Store the input MIME type if we're using the passthrough codec.
passthroughMediaFormat = mediaFormat;
passthroughMediaFormat.setString(MediaFormat.KEY_MIME, format.sampleMimeType);
} else {
passthroughMediaFormat = null;
}
}
@Override
protected void configureCodec(
MediaCodecInfo codecInfo,
MediaCodec codec,
Format format,
MediaCrypto crypto,
float codecOperatingRate) {
codecMaxInputSize = getCodecMaxInputSize(codecInfo, format, getStreamFormats());
codecNeedsDiscardChannelsWorkaround = codecNeedsDiscardChannelsWorkaround(codecInfo.name);
passthroughEnabled = codecInfo.passthrough;
String codecMimeType = codecInfo.mimeType == null ? MimeTypes.AUDIO_RAW : codecInfo.mimeType;
MediaFormat mediaFormat =
getMediaFormat(format, codecMimeType, codecMaxInputSize, codecOperatingRate);
codec.configure(mediaFormat, /* surface= */ null, crypto, /* flags= */ 0);
if (passthroughEnabled) {
// Store the input MIME type if we're using the passthrough codec.
passthroughMediaFormat = mediaFormat;
passthroughMediaFormat.setString(MediaFormat.KEY_MIME, format.sampleMimeType);
} else {
passthroughMediaFormat = null;
}
}
@Override
protected void configureCodec(
MediaCodecInfo codecInfo,
MediaCodec codec,
Format format,
MediaCrypto crypto,
float codecOperatingRate) {
codecMaxInputSize = getCodecMaxInputSize(codecInfo, format, getStreamFormats());
codecNeedsDiscardChannelsWorkaround = codecNeedsDiscardChannelsWorkaround(codecInfo.name);
codecNeedsEosBufferTimestampWorkaround = codecNeedsEosBufferTimestampWorkaround(codecInfo.name);
passthroughEnabled = codecInfo.passthrough;
String codecMimeType = passthroughEnabled ? MimeTypes.AUDIO_RAW : codecInfo.codecMimeType;
MediaFormat mediaFormat =
getMediaFormat(format, codecMimeType, codecMaxInputSize, codecOperatingRate);
codec.configure(mediaFormat, /* surface= */ null, crypto, /* flags= */ 0);
if (passthroughEnabled) {
// Store the input MIME type if we're using the passthrough codec.
passthroughMediaFormat = mediaFormat;
passthroughMediaFormat.setString(MediaFormat.KEY_MIME, format.sampleMimeType);
} else {
passthroughMediaFormat = null;
}
}
@Override
protected void configureCodec(
MediaCodecInfo codecInfo,
MediaCodec codec,
Format format,
MediaCrypto crypto,
float codecOperatingRate) {
codecMaxInputSize = getCodecMaxInputSize(codecInfo, format, getStreamFormats());
codecNeedsDiscardChannelsWorkaround = codecNeedsDiscardChannelsWorkaround(codecInfo.name);
codecNeedsEosBufferTimestampWorkaround = codecNeedsEosBufferTimestampWorkaround(codecInfo.name);
passthroughEnabled = codecInfo.passthrough;
String codecMimeType = passthroughEnabled ? MimeTypes.AUDIO_RAW : codecInfo.codecMimeType;
MediaFormat mediaFormat =
getMediaFormat(format, codecMimeType, codecMaxInputSize, codecOperatingRate);
codec.configure(mediaFormat, /* surface= */ null, crypto, /* flags= */ 0);
if (passthroughEnabled) {
// Store the input MIME type if we're using the passthrough codec.
passthroughMediaFormat = mediaFormat;
passthroughMediaFormat.setString(MediaFormat.KEY_MIME, format.sampleMimeType);
} else {
passthroughMediaFormat = null;
}
}
@CalledByNative
private boolean configureAudio(MediaFormat format, MediaCrypto crypto, int flags,
boolean playAudio) {
try {
mMediaCodec.configure(format, null, crypto, flags);
if (playAudio) {
int sampleRate = format.getInteger(MediaFormat.KEY_SAMPLE_RATE);
int channelCount = format.getInteger(MediaFormat.KEY_CHANNEL_COUNT);
int channelConfig = (channelCount == 1) ? AudioFormat.CHANNEL_OUT_MONO :
AudioFormat.CHANNEL_OUT_STEREO;
// Using 16bit PCM for output. Keep this value in sync with
// kBytesPerAudioOutputSample in media_codec_bridge.cc.
int minBufferSize = AudioTrack.getMinBufferSize(sampleRate, channelConfig,
AudioFormat.ENCODING_PCM_16BIT);
mAudioTrack = new AudioTrack(AudioManager.STREAM_MUSIC, sampleRate, channelConfig,
AudioFormat.ENCODING_PCM_16BIT, minBufferSize, AudioTrack.MODE_STREAM);
}
return true;
} catch (IllegalStateException e) {
Log.e(TAG, "Cannot configure the audio codec " + e.toString());
}
return false;
}
@CalledByNative
private boolean configureAudio(MediaFormat format, MediaCrypto crypto, int flags,
boolean playAudio) {
try {
mMediaCodec.configure(format, null, crypto, flags);
if (playAudio) {
int sampleRate = format.getInteger(MediaFormat.KEY_SAMPLE_RATE);
int channelCount = format.getInteger(MediaFormat.KEY_CHANNEL_COUNT);
int channelConfig = (channelCount == 1) ? AudioFormat.CHANNEL_OUT_MONO :
AudioFormat.CHANNEL_OUT_STEREO;
// Using 16bit PCM for output. Keep this value in sync with
// kBytesPerAudioOutputSample in media_codec_bridge.cc.
int minBufferSize = AudioTrack.getMinBufferSize(sampleRate, channelConfig,
AudioFormat.ENCODING_PCM_16BIT);
mAudioTrack = new AudioTrack(AudioManager.STREAM_MUSIC, sampleRate, channelConfig,
AudioFormat.ENCODING_PCM_16BIT, minBufferSize, AudioTrack.MODE_STREAM);
}
return true;
} catch (IllegalStateException e) {
Log.e(TAG, "Cannot configure the audio codec " + e.toString());
}
return false;
}
@Override
protected void configureCodec(
MediaCodecInfo codecInfo,
MediaCodec codec,
Format format,
@Nullable MediaCrypto crypto,
float codecOperatingRate) {
String codecMimeType = codecInfo.codecMimeType;
codecMaxValues = getCodecMaxValues(codecInfo, format, getStreamFormats());
MediaFormat mediaFormat =
getMediaFormat(
format,
codecMimeType,
codecMaxValues,
codecOperatingRate,
deviceNeedsNoPostProcessWorkaround,
tunnelingAudioSessionId);
if (surface == null) {
Assertions.checkState(shouldUseDummySurface(codecInfo));
if (dummySurface == null) {
dummySurface = DummySurface.newInstanceV17(context, codecInfo.secure);
}
surface = dummySurface;
}
codec.configure(mediaFormat, surface, crypto, 0);
if (Util.SDK_INT >= 23 && tunneling) {
tunnelingOnFrameRenderedListener = new OnFrameRenderedListenerV23(codec);
}
}
@Override
public FrameworkMediaCrypto createMediaCrypto(byte[] initData) throws MediaCryptoException {
// Work around a bug prior to Lollipop where L1 Widevine forced into L3 mode would still
// indicate that it required secure video decoders [Internal ref: b/11428937].
boolean forceAllowInsecureDecoderComponents = Util.SDK_INT < 21
&& C.WIDEVINE_UUID.equals(uuid) && "L3".equals(getPropertyString("securityLevel"));
return new FrameworkMediaCrypto(new MediaCrypto(uuid, initData),
forceAllowInsecureDecoderComponents);
}
private void initCodec(MediaCodecInfo codecInfo, MediaCrypto crypto) throws Exception {
long codecInitializingTimestamp;
long codecInitializedTimestamp;
MediaCodec codec = null;
String name = codecInfo.name;
updateCodecOperatingRate();
boolean configureWithOperatingRate = codecOperatingRate > assumedMinimumCodecOperatingRate;
try {
codecInitializingTimestamp = SystemClock.elapsedRealtime();
TraceUtil.beginSection("createCodec:" + name);
codec = MediaCodec.createByCodecName(name);
TraceUtil.endSection();
TraceUtil.beginSection("configureCodec");
configureCodec(
codecInfo,
codec,
format,
crypto,
configureWithOperatingRate ? codecOperatingRate : CODEC_OPERATING_RATE_UNSET);
codecConfiguredWithOperatingRate = configureWithOperatingRate;
TraceUtil.endSection();
TraceUtil.beginSection("startCodec");
codec.start();
TraceUtil.endSection();
codecInitializedTimestamp = SystemClock.elapsedRealtime();
getCodecBuffers(codec);
} catch (Exception e) {
if (codec != null) {
resetCodecBuffers();
codec.release();
}
throw e;
}
this.codec = codec;
this.codecInfo = codecInfo;
long elapsed = codecInitializedTimestamp - codecInitializingTimestamp;
onCodecInitialized(name, codecInitializedTimestamp, elapsed);
}
@Override
protected void configureCodec(
MediaCodecInfo codecInfo,
MediaCodec codec,
Format format,
MediaCrypto crypto,
float codecOperatingRate)
throws DecoderQueryException {
codecMaxValues = getCodecMaxValues(codecInfo, format, getStreamFormats());
MediaFormat mediaFormat =
getMediaFormat(
format,
codecMaxValues,
codecOperatingRate,
deviceNeedsAutoFrcWorkaround,
tunnelingAudioSessionId);
if (surface == null) {
Assertions.checkState(shouldUseDummySurface(codecInfo));
if (dummySurface == null) {
dummySurface = DummySurface.newInstanceV17(context, codecInfo.secure);
}
surface = dummySurface;
}
codec.configure(mediaFormat, surface, crypto, 0);
if (Util.SDK_INT >= 23 && tunneling) {
tunnelingOnFrameRenderedListener = new OnFrameRenderedListenerV23(codec);
}
}
@Override
public FrameworkMediaCrypto createMediaCrypto(byte[] initData) throws MediaCryptoException {
// Work around a bug prior to Lollipop where L1 Widevine forced into L3 mode would still
// indicate that it required secure video decoders [Internal ref: b/11428937].
boolean forceAllowInsecureDecoderComponents = Util.SDK_INT < 21
&& C.WIDEVINE_UUID.equals(uuid) && "L3".equals(getPropertyString("securityLevel"));
return new FrameworkMediaCrypto(new MediaCrypto(uuid, initData),
forceAllowInsecureDecoderComponents);
}
private void initCodec(MediaCodecInfo codecInfo, MediaCrypto crypto) throws Exception {
long codecInitializingTimestamp;
long codecInitializedTimestamp;
MediaCodec codec = null;
String name = codecInfo.name;
updateCodecOperatingRate();
boolean configureWithOperatingRate = codecOperatingRate > assumedMinimumCodecOperatingRate;
try {
codecInitializingTimestamp = SystemClock.elapsedRealtime();
TraceUtil.beginSection("createCodec:" + name);
codec = MediaCodec.createByCodecName(name);
TraceUtil.endSection();
TraceUtil.beginSection("configureCodec");
configureCodec(
codecInfo,
codec,
format,
crypto,
configureWithOperatingRate ? codecOperatingRate : CODEC_OPERATING_RATE_UNSET);
codecConfiguredWithOperatingRate = configureWithOperatingRate;
TraceUtil.endSection();
TraceUtil.beginSection("startCodec");
codec.start();
TraceUtil.endSection();
codecInitializedTimestamp = SystemClock.elapsedRealtime();
getCodecBuffers(codec);
} catch (Exception e) {
if (codec != null) {
resetCodecBuffers();
codec.release();
}
throw e;
}
this.codec = codec;
this.codecInfo = codecInfo;
long elapsed = codecInitializedTimestamp - codecInitializingTimestamp;
onCodecInitialized(name, codecInitializedTimestamp, elapsed);
}
@Override
protected void configureCodec(
MediaCodecInfo codecInfo,
MediaCodec codec,
Format format,
MediaCrypto crypto,
float codecOperatingRate)
throws DecoderQueryException {
codecMaxValues = getCodecMaxValues(codecInfo, format, getStreamFormats());
MediaFormat mediaFormat =
getMediaFormat(
format,
codecMaxValues,
codecOperatingRate,
deviceNeedsAutoFrcWorkaround,
tunnelingAudioSessionId);
if (surface == null) {
Assertions.checkState(shouldUseDummySurface(codecInfo));
if (dummySurface == null) {
dummySurface = DummySurface.newInstanceV17(context, codecInfo.secure);
}
surface = dummySurface;
}
codec.configure(mediaFormat, surface, crypto, 0);
if (Util.SDK_INT >= 23 && tunneling) {
tunnelingOnFrameRenderedListener = new OnFrameRenderedListenerV23(codec);
}
}
@Override
protected void configureCodec(MediaCodecInfo codecInfo, MediaCodec codec, Format format,
MediaCrypto crypto) {
codecNeedsDiscardChannelsWorkaround = codecNeedsDiscardChannelsWorkaround(codecInfo.name);
if (passthroughEnabled) {
// Override the MIME type used to configure the codec if we are using a passthrough decoder.
passthroughMediaFormat = format.getFrameworkMediaFormatV16();
passthroughMediaFormat.setString(MediaFormat.KEY_MIME, MimeTypes.AUDIO_RAW);
codec.configure(passthroughMediaFormat, null, crypto, 0);
passthroughMediaFormat.setString(MediaFormat.KEY_MIME, format.sampleMimeType);
} else {
codec.configure(format.getFrameworkMediaFormatV16(), null, crypto, 0);
passthroughMediaFormat = null;
}
}
@Override
protected void configureCodec(MediaCodecInfo codecInfo, MediaCodec codec, Format format,
MediaCrypto crypto) throws DecoderQueryException {
codecMaxValues = getCodecMaxValues(codecInfo, format, streamFormats);
MediaFormat mediaFormat = getMediaFormat(format, codecMaxValues, deviceNeedsAutoFrcWorkaround,
tunnelingAudioSessionId);
codec.configure(mediaFormat, surface, crypto, 0);
if (Util.SDK_INT >= 23 && tunneling) {
tunnelingOnFrameRenderedListener = new OnFrameRenderedListenerV23(codec);
}
}
@Override
public MediaCrypto getMediaCrypto() {
if (state != STATE_OPENED && state != STATE_OPENED_WITH_KEYS) {
throw new IllegalStateException();
}
return mediaCrypto;
}
@Override
protected void configureCodec(
MediaCodecInfo codecInfo,
MediaCodec codec,
Format format,
MediaCrypto crypto,
float codecOperatingRate) {
String codecMimeType = codecInfo.codecMimeType;
codecMaxValues = getCodecMaxValues(codecInfo, format, getStreamFormats());
MediaFormat mediaFormat =
getMediaFormat(
format,
codecMimeType,
codecMaxValues,
codecOperatingRate,
deviceNeedsNoPostProcessWorkaround,
tunnelingAudioSessionId);
if (surface == null) {
Assertions.checkState(shouldUseDummySurface(codecInfo));
if (dummySurface == null) {
dummySurface = DummySurface.newInstanceV17(context, codecInfo.secure);
}
surface = dummySurface;
}
codec.configure(mediaFormat, surface, crypto, 0);
if (Util.SDK_INT >= 23 && tunneling) {
tunnelingOnFrameRenderedListener = new OnFrameRenderedListenerV23(codec);
}
}
@Override
protected void configureCodec(
MediaCodecInfo codecInfo,
MediaCodec codec,
Format format,
MediaCrypto crypto,
float codecOperatingRate) {
String codecMimeType = codecInfo.codecMimeType;
codecMaxValues = getCodecMaxValues(codecInfo, format, getStreamFormats());
MediaFormat mediaFormat =
getMediaFormat(
format,
codecMimeType,
codecMaxValues,
codecOperatingRate,
deviceNeedsNoPostProcessWorkaround,
tunnelingAudioSessionId);
if (surface == null) {
Assertions.checkState(shouldUseDummySurface(codecInfo));
if (dummySurface == null) {
dummySurface = DummySurface.newInstanceV17(context, codecInfo.secure);
}
surface = dummySurface;
}
codec.configure(mediaFormat, surface, crypto, 0);
if (Util.SDK_INT >= 23 && tunneling) {
tunnelingOnFrameRenderedListener = new OnFrameRenderedListenerV23(codec);
}
}
@CalledByNative
private boolean configureVideo(MediaFormat format, Surface surface, MediaCrypto crypto,
int flags) {
try {
mMediaCodec.configure(format, surface, crypto, flags);
return true;
} catch (IllegalStateException e) {
Log.e(TAG, "Cannot configure the video codec " + e.toString());
}
return false;
}
@CalledByNative
private boolean configureVideo(MediaFormat format, Surface surface, MediaCrypto crypto,
int flags) {
try {
mMediaCodec.configure(format, surface, crypto, flags);
return true;
} catch (IllegalStateException e) {
Log.e(TAG, "Cannot configure the video codec " + e.toString());
}
return false;
}
private void initCodec(MediaCodecInfo codecInfo, MediaCrypto crypto) throws Exception {
long codecInitializingTimestamp;
long codecInitializedTimestamp;
MediaCodec codec = null;
String codecName = codecInfo.name;
float codecOperatingRate =
Util.SDK_INT < 23
? CODEC_OPERATING_RATE_UNSET
: getCodecOperatingRateV23(rendererOperatingRate, inputFormat, getStreamFormats());
if (codecOperatingRate <= assumedMinimumCodecOperatingRate) {
codecOperatingRate = CODEC_OPERATING_RATE_UNSET;
}
try {
codecInitializingTimestamp = SystemClock.elapsedRealtime();
TraceUtil.beginSection("createCodec:" + codecName);
codec = MediaCodec.createByCodecName(codecName);
TraceUtil.endSection();
TraceUtil.beginSection("configureCodec");
configureCodec(codecInfo, codec, inputFormat, crypto, codecOperatingRate);
TraceUtil.endSection();
TraceUtil.beginSection("startCodec");
codec.start();
TraceUtil.endSection();
codecInitializedTimestamp = SystemClock.elapsedRealtime();
getCodecBuffers(codec);
} catch (Exception e) {
if (codec != null) {
resetCodecBuffers();
codec.release();
}
throw e;
}
this.codec = codec;
this.codecInfo = codecInfo;
this.codecOperatingRate = codecOperatingRate;
codecFormat = inputFormat;
codecAdaptationWorkaroundMode = codecAdaptationWorkaroundMode(codecName);
codecNeedsReconfigureWorkaround = codecNeedsReconfigureWorkaround(codecName);
codecNeedsDiscardToSpsWorkaround = codecNeedsDiscardToSpsWorkaround(codecName, codecFormat);
codecNeedsFlushWorkaround = codecNeedsFlushWorkaround(codecName);
codecNeedsEosFlushWorkaround = codecNeedsEosFlushWorkaround(codecName);
codecNeedsEosOutputExceptionWorkaround = codecNeedsEosOutputExceptionWorkaround(codecName);
codecNeedsMonoChannelCountWorkaround =
codecNeedsMonoChannelCountWorkaround(codecName, codecFormat);
codecNeedsEosPropagation =
codecNeedsEosPropagationWorkaround(codecInfo) || getCodecNeedsEosPropagation();
resetInputBuffer();
resetOutputBuffer();
codecHotswapDeadlineMs =
getState() == STATE_STARTED
? (SystemClock.elapsedRealtime() + MAX_CODEC_HOTSWAP_TIME_MS)
: C.TIME_UNSET;
codecReconfigured = false;
codecReconfigurationState = RECONFIGURATION_STATE_NONE;
codecReceivedEos = false;
codecReceivedBuffers = false;
largestQueuedPresentationTimeUs = C.TIME_UNSET;
lastBufferInStreamPresentationTimeUs = C.TIME_UNSET;
codecDrainState = DRAIN_STATE_NONE;
codecDrainAction = DRAIN_ACTION_NONE;
codecNeedsAdaptationWorkaroundBuffer = false;
shouldSkipAdaptationWorkaroundOutputBuffer = false;
isDecodeOnlyOutputBuffer = false;
isLastOutputBuffer = false;
waitingForFirstSyncSample = true;
decoderCounters.decoderInitCount++;
long elapsed = codecInitializedTimestamp - codecInitializingTimestamp;
onCodecInitialized(codecName, codecInitializedTimestamp, elapsed);
}
@Override
public void configure(MediaFormat format, Surface surface, MediaCrypto crypto, int flags) {
mediaCodec.configure(format, surface, crypto, flags);
}
/**
* @param mediaCrypto The {@link MediaCrypto} to wrap.
*/
public FrameworkMediaCrypto(MediaCrypto mediaCrypto) {
this(mediaCrypto, false);
}
/**
* Returns the wrapped {@link MediaCrypto}.
*/
public MediaCrypto getWrappedMediaCrypto() {
return mediaCrypto;
}
protected final void maybeInitCodec() throws ExoPlaybackException {
if (codec != null || format == null) {
// We have a codec already, or we don't have a format with which to instantiate one.
return;
}
drmSession = pendingDrmSession;
String mimeType = format.sampleMimeType;
MediaCrypto wrappedMediaCrypto = null;
boolean drmSessionRequiresSecureDecoder = false;
if (drmSession != null) {
FrameworkMediaCrypto mediaCrypto = drmSession.getMediaCrypto();
if (mediaCrypto == null) {
DrmSessionException drmError = drmSession.getError();
if (drmError != null) {
// Continue for now. We may be able to avoid failure if the session recovers, or if a new
// input format causes the session to be replaced before it's used.
} else {
// The drm session isn't open yet.
return;
}
} else {
wrappedMediaCrypto = mediaCrypto.getWrappedMediaCrypto();
drmSessionRequiresSecureDecoder = mediaCrypto.requiresSecureDecoderComponent(mimeType);
}
if (deviceNeedsDrmKeysToConfigureCodecWorkaround()) {
@DrmSession.State int drmSessionState = drmSession.getState();
if (drmSessionState == DrmSession.STATE_ERROR) {
throw ExoPlaybackException.createForRenderer(drmSession.getError(), getIndex());
} else if (drmSessionState != DrmSession.STATE_OPENED_WITH_KEYS) {
// Wait for keys.
return;
}
}
}
try {
if (!initCodecWithFallback(wrappedMediaCrypto, drmSessionRequiresSecureDecoder)) {
// We can't initialize a codec yet.
return;
}
} catch (DecoderInitializationException e) {
throw ExoPlaybackException.createForRenderer(e, getIndex());
}
String codecName = codecInfo.name;
codecAdaptationWorkaroundMode = codecAdaptationWorkaroundMode(codecName);
codecNeedsDiscardToSpsWorkaround = codecNeedsDiscardToSpsWorkaround(codecName, format);
codecNeedsFlushWorkaround = codecNeedsFlushWorkaround(codecName);
codecNeedsEosPropagationWorkaround = codecNeedsEosPropagationWorkaround(codecInfo);
codecNeedsEosFlushWorkaround = codecNeedsEosFlushWorkaround(codecName);
codecNeedsEosOutputExceptionWorkaround = codecNeedsEosOutputExceptionWorkaround(codecName);
codecNeedsMonoChannelCountWorkaround = codecNeedsMonoChannelCountWorkaround(codecName, format);
codecHotswapDeadlineMs =
getState() == STATE_STARTED
? (SystemClock.elapsedRealtime() + MAX_CODEC_HOTSWAP_TIME_MS)
: C.TIME_UNSET;
resetInputBuffer();
resetOutputBuffer();
waitingForFirstSyncFrame = true;
decoderCounters.decoderInitCount++;
}
/**
* @param mediaCrypto The {@link MediaCrypto} to wrap.
*/
public FrameworkMediaCrypto(MediaCrypto mediaCrypto) {
this(mediaCrypto, false);
}
/**
* Returns the wrapped {@link MediaCrypto}.
*/
public MediaCrypto getWrappedMediaCrypto() {
return mediaCrypto;
}
protected final void maybeInitCodec() throws ExoPlaybackException {
if (codec != null || format == null) {
// We have a codec already, or we don't have a format with which to instantiate one.
return;
}
drmSession = pendingDrmSession;
String mimeType = format.sampleMimeType;
MediaCrypto wrappedMediaCrypto = null;
boolean drmSessionRequiresSecureDecoder = false;
if (drmSession != null) {
FrameworkMediaCrypto mediaCrypto = drmSession.getMediaCrypto();
if (mediaCrypto == null) {
DrmSessionException drmError = drmSession.getError();
if (drmError != null) {
// Continue for now. We may be able to avoid failure if the session recovers, or if a new
// input format causes the session to be replaced before it's used.
} else {
// The drm session isn't open yet.
return;
}
} else {
wrappedMediaCrypto = mediaCrypto.getWrappedMediaCrypto();
drmSessionRequiresSecureDecoder = mediaCrypto.requiresSecureDecoderComponent(mimeType);
}
if (deviceNeedsDrmKeysToConfigureCodecWorkaround()) {
@DrmSession.State int drmSessionState = drmSession.getState();
if (drmSessionState == DrmSession.STATE_ERROR) {
throw ExoPlaybackException.createForRenderer(drmSession.getError(), getIndex());
} else if (drmSessionState != DrmSession.STATE_OPENED_WITH_KEYS) {
// Wait for keys.
return;
}
}
}
try {
if (!initCodecWithFallback(wrappedMediaCrypto, drmSessionRequiresSecureDecoder)) {
// We can't initialize a codec yet.
return;
}
} catch (DecoderInitializationException e) {
throw ExoPlaybackException.createForRenderer(e, getIndex());
}
String codecName = codecInfo.name;
codecAdaptationWorkaroundMode = codecAdaptationWorkaroundMode(codecName);
codecNeedsDiscardToSpsWorkaround = codecNeedsDiscardToSpsWorkaround(codecName, format);
codecNeedsFlushWorkaround = codecNeedsFlushWorkaround(codecName);
codecNeedsEosPropagationWorkaround = codecNeedsEosPropagationWorkaround(codecInfo);
codecNeedsEosFlushWorkaround = codecNeedsEosFlushWorkaround(codecName);
codecNeedsEosOutputExceptionWorkaround = codecNeedsEosOutputExceptionWorkaround(codecName);
codecNeedsMonoChannelCountWorkaround = codecNeedsMonoChannelCountWorkaround(codecName, format);
codecHotswapDeadlineMs =
getState() == STATE_STARTED
? (SystemClock.elapsedRealtime() + MAX_CODEC_HOTSWAP_TIME_MS)
: C.TIME_UNSET;
resetInputBuffer();
resetOutputBuffer();
waitingForFirstSyncFrame = true;
decoderCounters.decoderInitCount++;
}
public FrameworkMediaCryptoFixture withMediaCrypto(MediaCrypto mediaCrypto) {
this.mediaCrypto = mediaCrypto;
return this;
}