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fuchsia / third_party / android / platform / frameworks / av / refs/tags/android-5.0.0_r5.1 / . / media / libmediaplayerservice / nuplayer / NuPlayer.cpp
blob: a63a9406e6b16db6b343ed02ecd275668e3c87c6 [file] [log] [blame]
/*
* Copyright (C) 2010 The Android Open Source Project
*
* 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.
*/
//#define LOG_NDEBUG 0
#define LOG_TAG "NuPlayer"
#include <utils/Log.h>
#include "NuPlayer.h"
#include "HTTPLiveSource.h"
#include "NuPlayerDecoder.h"
#include "NuPlayerDecoderPassThrough.h"
#include "NuPlayerDriver.h"
#include "NuPlayerRenderer.h"
#include "NuPlayerSource.h"
#include "RTSPSource.h"
#include "StreamingSource.h"
#include "GenericSource.h"
#include "TextDescriptions.h"
#include "ATSParser.h"
#include <media/stagefright/foundation/hexdump.h>
#include <media/stagefright/foundation/ABuffer.h>
#include <media/stagefright/foundation/ADebug.h>
#include <media/stagefright/foundation/AMessage.h>
#include <media/stagefright/MediaBuffer.h>
#include <media/stagefright/MediaDefs.h>
#include <media/stagefright/MediaErrors.h>
#include <media/stagefright/MetaData.h>
#include <gui/IGraphicBufferProducer.h>
#include "avc_utils.h"
#include "ESDS.h"
#include <media/stagefright/Utils.h>
namespace android {
// TODO optimize buffer size for power consumption
// The offload read buffer size is 32 KB but 24 KB uses less power.
const size_t NuPlayer::kAggregateBufferSizeBytes = 24 * 1024;
struct NuPlayer::Action : public RefBase {
Action() {}
virtual void execute(NuPlayer *player) = 0;
private:
DISALLOW_EVIL_CONSTRUCTORS(Action);
};
struct NuPlayer::SeekAction : public Action {
SeekAction(int64_t seekTimeUs, bool needNotify)
: mSeekTimeUs(seekTimeUs),
mNeedNotify(needNotify) {
}
virtual void execute(NuPlayer *player) {
player->performSeek(mSeekTimeUs, mNeedNotify);
}
private:
int64_t mSeekTimeUs;
bool mNeedNotify;
DISALLOW_EVIL_CONSTRUCTORS(SeekAction);
};
struct NuPlayer::SetSurfaceAction : public Action {
SetSurfaceAction(const sp<NativeWindowWrapper> &wrapper)
: mWrapper(wrapper) {
}
virtual void execute(NuPlayer *player) {
player->performSetSurface(mWrapper);
}
private:
sp<NativeWindowWrapper> mWrapper;
DISALLOW_EVIL_CONSTRUCTORS(SetSurfaceAction);
};
struct NuPlayer::ShutdownDecoderAction : public Action {
ShutdownDecoderAction(bool audio, bool video)
: mAudio(audio),
mVideo(video) {
}
virtual void execute(NuPlayer *player) {
player->performDecoderShutdown(mAudio, mVideo);
}
private:
bool mAudio;
bool mVideo;
DISALLOW_EVIL_CONSTRUCTORS(ShutdownDecoderAction);
};
struct NuPlayer::PostMessageAction : public Action {
PostMessageAction(const sp<AMessage> &msg)
: mMessage(msg) {
}
virtual void execute(NuPlayer *) {
mMessage->post();
}
private:
sp<AMessage> mMessage;
DISALLOW_EVIL_CONSTRUCTORS(PostMessageAction);
};
// Use this if there's no state necessary to save in order to execute
// the action.
struct NuPlayer::SimpleAction : public Action {
typedef void (NuPlayer::*ActionFunc)();
SimpleAction(ActionFunc func)
: mFunc(func) {
}
virtual void execute(NuPlayer *player) {
(player->*mFunc)();
}
private:
ActionFunc mFunc;
DISALLOW_EVIL_CONSTRUCTORS(SimpleAction);
};
////////////////////////////////////////////////////////////////////////////////
NuPlayer::NuPlayer()
: mUIDValid(false),
mSourceFlags(0),
mVideoIsAVC(false),
mOffloadAudio(false),
mAudioDecoderGeneration(0),
mVideoDecoderGeneration(0),
mRendererGeneration(0),
mAudioEOS(false),
mVideoEOS(false),
mScanSourcesPending(false),
mScanSourcesGeneration(0),
mPollDurationGeneration(0),
mTimedTextGeneration(0),
mTimeDiscontinuityPending(false),
mFlushingAudio(NONE),
mFlushingVideo(NONE),
mSkipRenderingAudioUntilMediaTimeUs(-1ll),
mSkipRenderingVideoUntilMediaTimeUs(-1ll),
mNumFramesTotal(0ll),
mNumFramesDropped(0ll),
mVideoScalingMode(NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW),
mStarted(false) {
clearFlushComplete();
}
NuPlayer::~NuPlayer() {
}
void NuPlayer::setUID(uid_t uid) {
mUIDValid = true;
mUID = uid;
}
void NuPlayer::setDriver(const wp<NuPlayerDriver> &driver) {
mDriver = driver;
}
void NuPlayer::setDataSourceAsync(const sp<IStreamSource> &source) {
sp<AMessage> msg = new AMessage(kWhatSetDataSource, id());
sp<AMessage> notify = new AMessage(kWhatSourceNotify, id());
msg->setObject("source", new StreamingSource(notify, source));
msg->post();
}
static bool IsHTTPLiveURL(const char *url) {
if (!strncasecmp("http://", url, 7)
|| !strncasecmp("https://", url, 8)
|| !strncasecmp("file://", url, 7)) {
size_t len = strlen(url);
if (len >= 5 && !strcasecmp(".m3u8", &url[len - 5])) {
return true;
}
if (strstr(url,"m3u8")) {
return true;
}
}
return false;
}
void NuPlayer::setDataSourceAsync(
const sp<IMediaHTTPService> &httpService,
const char *url,
const KeyedVector<String8, String8> *headers) {
sp<AMessage> msg = new AMessage(kWhatSetDataSource, id());
size_t len = strlen(url);
sp<AMessage> notify = new AMessage(kWhatSourceNotify, id());
sp<Source> source;
if (IsHTTPLiveURL(url)) {
source = new HTTPLiveSource(notify, httpService, url, headers);
} else if (!strncasecmp(url, "rtsp://", 7)) {
source = new RTSPSource(
notify, httpService, url, headers, mUIDValid, mUID);
} else if ((!strncasecmp(url, "http://", 7)
|| !strncasecmp(url, "https://", 8))
&& ((len >= 4 && !strcasecmp(".sdp", &url[len - 4]))
|| strstr(url, ".sdp?"))) {
source = new RTSPSource(
notify, httpService, url, headers, mUIDValid, mUID, true);
} else {
sp<GenericSource> genericSource =
new GenericSource(notify, mUIDValid, mUID);
// Don't set FLAG_SECURE on mSourceFlags here for widevine.
// The correct flags will be updated in Source::kWhatFlagsChanged
// handler when GenericSource is prepared.
status_t err = genericSource->setDataSource(httpService, url, headers);
if (err == OK) {
source = genericSource;
} else {
ALOGE("Failed to set data source!");
}
}
msg->setObject("source", source);
msg->post();
}
void NuPlayer::setDataSourceAsync(int fd, int64_t offset, int64_t length) {
sp<AMessage> msg = new AMessage(kWhatSetDataSource, id());
sp<AMessage> notify = new AMessage(kWhatSourceNotify, id());
sp<GenericSource> source =
new GenericSource(notify, mUIDValid, mUID);
status_t err = source->setDataSource(fd, offset, length);
if (err != OK) {
ALOGE("Failed to set data source!");
source = NULL;
}
msg->setObject("source", source);
msg->post();
}
void NuPlayer::prepareAsync() {
(new AMessage(kWhatPrepare, id()))->post();
}
void NuPlayer::setVideoSurfaceTextureAsync(
const sp<IGraphicBufferProducer> &bufferProducer) {
sp<AMessage> msg = new AMessage(kWhatSetVideoNativeWindow, id());
if (bufferProducer == NULL) {
msg->setObject("native-window", NULL);
} else {
msg->setObject(
"native-window",
new NativeWindowWrapper(
new Surface(bufferProducer, true /* controlledByApp */)));
}
msg->post();
}
void NuPlayer::setAudioSink(const sp<MediaPlayerBase::AudioSink> &sink) {
sp<AMessage> msg = new AMessage(kWhatSetAudioSink, id());
msg->setObject("sink", sink);
msg->post();
}
void NuPlayer::start() {
(new AMessage(kWhatStart, id()))->post();
}
void NuPlayer::pause() {
(new AMessage(kWhatPause, id()))->post();
}
void NuPlayer::resume() {
(new AMessage(kWhatResume, id()))->post();
}
void NuPlayer::resetAsync() {
if (mSource != NULL) {
// During a reset, the data source might be unresponsive already, we need to
// disconnect explicitly so that reads exit promptly.
// We can't queue the disconnect request to the looper, as it might be
// queued behind a stuck read and never gets processed.
// Doing a disconnect outside the looper to allows the pending reads to exit
// (either successfully or with error).
mSource->disconnect();
}
(new AMessage(kWhatReset, id()))->post();
}
void NuPlayer::seekToAsync(int64_t seekTimeUs, bool needNotify) {
sp<AMessage> msg = new AMessage(kWhatSeek, id());
msg->setInt64("seekTimeUs", seekTimeUs);
msg->setInt32("needNotify", needNotify);
msg->post();
}
void NuPlayer::writeTrackInfo(
Parcel* reply, const sp<AMessage> format) const {
int32_t trackType;
CHECK(format->findInt32("type", &trackType));
AString lang;
CHECK(format->findString("language", &lang));
reply->writeInt32(2); // write something non-zero
reply->writeInt32(trackType);
reply->writeString16(String16(lang.c_str()));
if (trackType == MEDIA_TRACK_TYPE_SUBTITLE) {
AString mime;
CHECK(format->findString("mime", &mime));
int32_t isAuto, isDefault, isForced;
CHECK(format->findInt32("auto", &isAuto));
CHECK(format->findInt32("default", &isDefault));
CHECK(format->findInt32("forced", &isForced));
reply->writeString16(String16(mime.c_str()));
reply->writeInt32(isAuto);
reply->writeInt32(isDefault);
reply->writeInt32(isForced);
}
}
void NuPlayer::onMessageReceived(const sp<AMessage> &msg) {
switch (msg->what()) {
case kWhatSetDataSource:
{
ALOGV("kWhatSetDataSource");
CHECK(mSource == NULL);
status_t err = OK;
sp<RefBase> obj;
CHECK(msg->findObject("source", &obj));
if (obj != NULL) {
mSource = static_cast<Source *>(obj.get());
} else {
err = UNKNOWN_ERROR;
}
CHECK(mDriver != NULL);
sp<NuPlayerDriver> driver = mDriver.promote();
if (driver != NULL) {
driver->notifySetDataSourceCompleted(err);
}
break;
}
case kWhatPrepare:
{
mSource->prepareAsync();
break;
}
case kWhatGetTrackInfo:
{
uint32_t replyID;
CHECK(msg->senderAwaitsResponse(&replyID));
Parcel* reply;
CHECK(msg->findPointer("reply", (void**)&reply));
size_t inbandTracks = 0;
if (mSource != NULL) {
inbandTracks = mSource->getTrackCount();
}
size_t ccTracks = 0;
if (mCCDecoder != NULL) {
ccTracks = mCCDecoder->getTrackCount();
}
// total track count
reply->writeInt32(inbandTracks + ccTracks);
// write inband tracks
for (size_t i = 0; i < inbandTracks; ++i) {
writeTrackInfo(reply, mSource->getTrackInfo(i));
}
// write CC track
for (size_t i = 0; i < ccTracks; ++i) {
writeTrackInfo(reply, mCCDecoder->getTrackInfo(i));
}
sp<AMessage> response = new AMessage;
response->postReply(replyID);
break;
}
case kWhatGetSelectedTrack:
{
status_t err = INVALID_OPERATION;
if (mSource != NULL) {
err = OK;
int32_t type32;
CHECK(msg->findInt32("type", (int32_t*)&type32));
media_track_type type = (media_track_type)type32;
ssize_t selectedTrack = mSource->getSelectedTrack(type);
Parcel* reply;
CHECK(msg->findPointer("reply", (void**)&reply));
reply->writeInt32(selectedTrack);
}
sp<AMessage> response = new AMessage;
response->setInt32("err", err);
uint32_t replyID;
CHECK(msg->senderAwaitsResponse(&replyID));
response->postReply(replyID);
break;
}
case kWhatSelectTrack:
{
uint32_t replyID;
CHECK(msg->senderAwaitsResponse(&replyID));
size_t trackIndex;
int32_t select;
CHECK(msg->findSize("trackIndex", &trackIndex));
CHECK(msg->findInt32("select", &select));
status_t err = INVALID_OPERATION;
size_t inbandTracks = 0;
if (mSource != NULL) {
inbandTracks = mSource->getTrackCount();
}
size_t ccTracks = 0;
if (mCCDecoder != NULL) {
ccTracks = mCCDecoder->getTrackCount();
}
if (trackIndex < inbandTracks) {
err = mSource->selectTrack(trackIndex, select);
if (!select && err == OK) {
int32_t type;
sp<AMessage> info = mSource->getTrackInfo(trackIndex);
if (info != NULL
&& info->findInt32("type", &type)
&& type == MEDIA_TRACK_TYPE_TIMEDTEXT) {
++mTimedTextGeneration;
}
}
} else {
trackIndex -= inbandTracks;
if (trackIndex < ccTracks) {
err = mCCDecoder->selectTrack(trackIndex, select);
}
}
sp<AMessage> response = new AMessage;
response->setInt32("err", err);
response->postReply(replyID);
break;
}
case kWhatPollDuration:
{
int32_t generation;
CHECK(msg->findInt32("generation", &generation));
if (generation != mPollDurationGeneration) {
// stale
break;
}
int64_t durationUs;
if (mDriver != NULL && mSource->getDuration(&durationUs) == OK) {
sp<NuPlayerDriver> driver = mDriver.promote();
if (driver != NULL) {
driver->notifyDuration(durationUs);
}
}
msg->post(1000000ll); // poll again in a second.
break;
}
case kWhatSetVideoNativeWindow:
{
ALOGV("kWhatSetVideoNativeWindow");
mDeferredActions.push_back(
new ShutdownDecoderAction(
false /* audio */, true /* video */));
sp<RefBase> obj;
CHECK(msg->findObject("native-window", &obj));
mDeferredActions.push_back(
new SetSurfaceAction(
static_cast<NativeWindowWrapper *>(obj.get())));
if (obj != NULL) {
if (mStarted && mSource->getFormat(false /* audio */) != NULL) {
// Issue a seek to refresh the video screen only if started otherwise
// the extractor may not yet be started and will assert.
// If the video decoder is not set (perhaps audio only in this case)
// do not perform a seek as it is not needed.
int64_t currentPositionUs = 0;
if (getCurrentPosition(&currentPositionUs) == OK) {
mDeferredActions.push_back(
new SeekAction(currentPositionUs, false /* needNotify */));
}
}
// If there is a new surface texture, instantiate decoders
// again if possible.
mDeferredActions.push_back(
new SimpleAction(&NuPlayer::performScanSources));
}
processDeferredActions();
break;
}
case kWhatSetAudioSink:
{
ALOGV("kWhatSetAudioSink");
sp<RefBase> obj;
CHECK(msg->findObject("sink", &obj));
mAudioSink = static_cast<MediaPlayerBase::AudioSink *>(obj.get());
break;
}
case kWhatStart:
{
ALOGV("kWhatStart");
mVideoIsAVC = false;
mOffloadAudio = false;
mAudioEOS = false;
mVideoEOS = false;
mSkipRenderingAudioUntilMediaTimeUs = -1;
mSkipRenderingVideoUntilMediaTimeUs = -1;
mNumFramesTotal = 0;
mNumFramesDropped = 0;
mStarted = true;
/* instantiate decoders now for secure playback */
if (mSourceFlags & Source::FLAG_SECURE) {
if (mNativeWindow != NULL) {
instantiateDecoder(false, &mVideoDecoder);
}
if (mAudioSink != NULL) {
instantiateDecoder(true, &mAudioDecoder);
}
}
mSource->start();
uint32_t flags = 0;
if (mSource->isRealTime()) {
flags |= Renderer::FLAG_REAL_TIME;
}
sp<MetaData> audioMeta = mSource->getFormatMeta(true /* audio */);
audio_stream_type_t streamType = AUDIO_STREAM_MUSIC;
if (mAudioSink != NULL) {
streamType = mAudioSink->getAudioStreamType();
}
sp<AMessage> videoFormat = mSource->getFormat(false /* audio */);
mOffloadAudio =
canOffloadStream(audioMeta, (videoFormat != NULL),
true /* is_streaming */, streamType);
if (mOffloadAudio) {
flags |= Renderer::FLAG_OFFLOAD_AUDIO;
}
sp<AMessage> notify = new AMessage(kWhatRendererNotify, id());
++mRendererGeneration;
notify->setInt32("generation", mRendererGeneration);
mRenderer = new Renderer(mAudioSink, notify, flags);
mRendererLooper = new ALooper;
mRendererLooper->setName("NuPlayerRenderer");
mRendererLooper->start(false, false, ANDROID_PRIORITY_AUDIO);
mRendererLooper->registerHandler(mRenderer);
sp<MetaData> meta = getFileMeta();
int32_t rate;
if (meta != NULL
&& meta->findInt32(kKeyFrameRate, &rate) && rate > 0) {
mRenderer->setVideoFrameRate(rate);
}
postScanSources();
break;
}
case kWhatScanSources:
{
int32_t generation;
CHECK(msg->findInt32("generation", &generation));
if (generation != mScanSourcesGeneration) {
// Drop obsolete msg.
break;
}
mScanSourcesPending = false;
ALOGV("scanning sources haveAudio=%d, haveVideo=%d",
mAudioDecoder != NULL, mVideoDecoder != NULL);
bool mHadAnySourcesBefore =
(mAudioDecoder != NULL) || (mVideoDecoder != NULL);
// initialize video before audio because successful initialization of
// video may change deep buffer mode of audio.
if (mNativeWindow != NULL) {
instantiateDecoder(false, &mVideoDecoder);
}
if (mAudioSink != NULL) {
if (mOffloadAudio) {
// open audio sink early under offload mode.
sp<AMessage> format = mSource->getFormat(true /*audio*/);
openAudioSink(format, true /*offloadOnly*/);
}
instantiateDecoder(true, &mAudioDecoder);
}
if (!mHadAnySourcesBefore
&& (mAudioDecoder != NULL || mVideoDecoder != NULL)) {
// This is the first time we've found anything playable.
if (mSourceFlags & Source::FLAG_DYNAMIC_DURATION) {
schedulePollDuration();
}
}
status_t err;
if ((err = mSource->feedMoreTSData()) != OK) {
if (mAudioDecoder == NULL && mVideoDecoder == NULL) {
// We're not currently decoding anything (no audio or
// video tracks found) and we just ran out of input data.
if (err == ERROR_END_OF_STREAM) {
notifyListener(MEDIA_PLAYBACK_COMPLETE, 0, 0);
} else {
notifyListener(MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, err);
}
}
break;
}
if ((mAudioDecoder == NULL && mAudioSink != NULL)
|| (mVideoDecoder == NULL && mNativeWindow != NULL)) {
msg->post(100000ll);
mScanSourcesPending = true;
}
break;
}
case kWhatVideoNotify:
case kWhatAudioNotify:
{
bool audio = msg->what() == kWhatAudioNotify;
int32_t currentDecoderGeneration =
(audio? mAudioDecoderGeneration : mVideoDecoderGeneration);
int32_t requesterGeneration = currentDecoderGeneration - 1;
CHECK(msg->findInt32("generation", &requesterGeneration));
if (requesterGeneration != currentDecoderGeneration) {
ALOGV("got message from old %s decoder, generation(%d:%d)",
audio ? "audio" : "video", requesterGeneration,
currentDecoderGeneration);
sp<AMessage> reply;
if (!(msg->findMessage("reply", &reply))) {
return;
}
reply->setInt32("err", INFO_DISCONTINUITY);
reply->post();
return;
}
int32_t what;
CHECK(msg->findInt32("what", &what));
if (what == Decoder::kWhatFillThisBuffer) {
status_t err = feedDecoderInputData(
audio, msg);
if (err == -EWOULDBLOCK) {
if (mSource->feedMoreTSData() == OK) {
msg->post(10 * 1000ll);
}
}
} else if (what == Decoder::kWhatEOS) {
int32_t err;
CHECK(msg->findInt32("err", &err));
if (err == ERROR_END_OF_STREAM) {
ALOGV("got %s decoder EOS", audio ? "audio" : "video");
} else {
ALOGV("got %s decoder EOS w/ error %d",
audio ? "audio" : "video",
err);
}
mRenderer->queueEOS(audio, err);
} else if (what == Decoder::kWhatFlushCompleted) {
ALOGV("decoder %s flush completed", audio ? "audio" : "video");
handleFlushComplete(audio, true /* isDecoder */);
finishFlushIfPossible();
} else if (what == Decoder::kWhatOutputFormatChanged) {
sp<AMessage> format;
CHECK(msg->findMessage("format", &format));
if (audio) {
openAudioSink(format, false /*offloadOnly*/);
} else {
// video
sp<AMessage> inputFormat =
mSource->getFormat(false /* audio */);
updateVideoSize(inputFormat, format);
}
} else if (what == Decoder::kWhatShutdownCompleted) {
ALOGV("%s shutdown completed", audio ? "audio" : "video");
if (audio) {
mAudioDecoder.clear();
++mAudioDecoderGeneration;
CHECK_EQ((int)mFlushingAudio, (int)SHUTTING_DOWN_DECODER);
mFlushingAudio = SHUT_DOWN;
} else {
mVideoDecoder.clear();
++mVideoDecoderGeneration;
CHECK_EQ((int)mFlushingVideo, (int)SHUTTING_DOWN_DECODER);
mFlushingVideo = SHUT_DOWN;
}
finishFlushIfPossible();
} else if (what == Decoder::kWhatError) {
status_t err;
if (!msg->findInt32("err", &err) || err == OK) {
err = UNKNOWN_ERROR;
}
// Decoder errors can be due to Source (e.g. from streaming),
// or from decoding corrupted bitstreams, or from other decoder
// MediaCodec operations (e.g. from an ongoing reset or seek).
//
// We try to gracefully shut down the affected decoder if possible,
// rather than trying to force the shutdown with something
// similar to performReset(). This method can lead to a hang
// if MediaCodec functions block after an error, but they should
// typically return INVALID_OPERATION instead of blocking.
FlushStatus *flushing = audio ? &mFlushingAudio : &mFlushingVideo;
ALOGE("received error(%#x) from %s decoder, flushing(%d), now shutting down",
err, audio ? "audio" : "video", *flushing);
switch (*flushing) {
case NONE:
mDeferredActions.push_back(
new ShutdownDecoderAction(audio, !audio /* video */));
processDeferredActions();
break;
case FLUSHING_DECODER:
*flushing = FLUSHING_DECODER_SHUTDOWN; // initiate shutdown after flush.
break; // Wait for flush to complete.
case FLUSHING_DECODER_SHUTDOWN:
break; // Wait for flush to complete.
case SHUTTING_DOWN_DECODER:
break; // Wait for shutdown to complete.
case FLUSHED:
// Widevine source reads must stop before releasing the video decoder.
if (!audio && mSource != NULL && mSourceFlags & Source::FLAG_SECURE) {
mSource->stop();
}
getDecoder(audio)->initiateShutdown(); // In the middle of a seek.
*flushing = SHUTTING_DOWN_DECODER; // Shut down.
break;
case SHUT_DOWN:
finishFlushIfPossible(); // Should not occur.
break; // Finish anyways.
}
notifyListener(MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, err);
} else if (what == Decoder::kWhatDrainThisBuffer) {
renderBuffer(audio, msg);
} else {
ALOGV("Unhandled decoder notification %d '%c%c%c%c'.",
what,
what >> 24,
(what >> 16) & 0xff,
(what >> 8) & 0xff,
what & 0xff);
}
break;
}
case kWhatRendererNotify:
{
int32_t requesterGeneration = mRendererGeneration - 1;
CHECK(msg->findInt32("generation", &requesterGeneration));
if (requesterGeneration != mRendererGeneration) {
ALOGV("got message from old renderer, generation(%d:%d)",
requesterGeneration, mRendererGeneration);
return;
}
int32_t what;
CHECK(msg->findInt32("what", &what));
if (what == Renderer::kWhatEOS) {
int32_t audio;
CHECK(msg->findInt32("audio", &audio));
int32_t finalResult;
CHECK(msg->findInt32("finalResult", &finalResult));
if (audio) {
mAudioEOS = true;
} else {
mVideoEOS = true;
}
if (finalResult == ERROR_END_OF_STREAM) {
ALOGV("reached %s EOS", audio ? "audio" : "video");
} else {
ALOGE("%s track encountered an error (%d)",
audio ? "audio" : "video", finalResult);
notifyListener(
MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, finalResult);
}
if ((mAudioEOS || mAudioDecoder == NULL)
&& (mVideoEOS || mVideoDecoder == NULL)) {
notifyListener(MEDIA_PLAYBACK_COMPLETE, 0, 0);
}
} else if (what == Renderer::kWhatFlushComplete) {
int32_t audio;
CHECK(msg->findInt32("audio", &audio));
ALOGV("renderer %s flush completed.", audio ? "audio" : "video");
handleFlushComplete(audio, false /* isDecoder */);
finishFlushIfPossible();
} else if (what == Renderer::kWhatVideoRenderingStart) {
notifyListener(MEDIA_INFO, MEDIA_INFO_RENDERING_START, 0);
} else if (what == Renderer::kWhatMediaRenderingStart) {
ALOGV("media rendering started");
notifyListener(MEDIA_STARTED, 0, 0);
} else if (what == Renderer::kWhatAudioOffloadTearDown) {
ALOGV("Tear down audio offload, fall back to s/w path");
int64_t positionUs;
CHECK(msg->findInt64("positionUs", &positionUs));
int32_t reason;
CHECK(msg->findInt32("reason", &reason));
closeAudioSink();
mAudioDecoder.clear();
++mAudioDecoderGeneration;
mRenderer->flush(true /* audio */);
if (mVideoDecoder != NULL) {
mRenderer->flush(false /* audio */);
}
mRenderer->signalDisableOffloadAudio();
mOffloadAudio = false;
performSeek(positionUs, false /* needNotify */);
if (reason == Renderer::kDueToError) {
instantiateDecoder(true /* audio */, &mAudioDecoder);
}
}
break;
}
case kWhatMoreDataQueued:
{
break;
}
case kWhatReset:
{
ALOGV("kWhatReset");
mDeferredActions.push_back(
new ShutdownDecoderAction(
true /* audio */, true /* video */));
mDeferredActions.push_back(
new SimpleAction(&NuPlayer::performReset));
processDeferredActions();
break;
}
case kWhatSeek:
{
int64_t seekTimeUs;
int32_t needNotify;
CHECK(msg->findInt64("seekTimeUs", &seekTimeUs));
CHECK(msg->findInt32("needNotify", &needNotify));
ALOGV("kWhatSeek seekTimeUs=%lld us, needNotify=%d",
seekTimeUs, needNotify);
mDeferredActions.push_back(
new SimpleAction(&NuPlayer::performDecoderFlush));
mDeferredActions.push_back(
new SeekAction(seekTimeUs, needNotify));
processDeferredActions();
break;
}
case kWhatPause:
{
if (mSource != NULL) {
mSource->pause();
} else {
ALOGW("pause called when source is gone or not set");
}
if (mRenderer != NULL) {
mRenderer->pause();
} else {
ALOGW("pause called when renderer is gone or not set");
}
break;
}
case kWhatResume:
{
if (mSource != NULL) {
mSource->resume();
} else {
ALOGW("resume called when source is gone or not set");
}
// |mAudioDecoder| may have been released due to the pause timeout, so re-create it if
// needed.
if (audioDecoderStillNeeded() && mAudioDecoder == NULL) {
instantiateDecoder(true /* audio */, &mAudioDecoder);
}
if (mRenderer != NULL) {
mRenderer->resume();
} else {
ALOGW("resume called when renderer is gone or not set");
}
break;
}
case kWhatSourceNotify:
{
onSourceNotify(msg);
break;
}
case kWhatClosedCaptionNotify:
{
onClosedCaptionNotify(msg);
break;
}
default:
TRESPASS();
break;
}
}
bool NuPlayer::audioDecoderStillNeeded() {
// Audio decoder is no longer needed if it's in shut/shutting down status.
return ((mFlushingAudio != SHUT_DOWN) && (mFlushingAudio != SHUTTING_DOWN_DECODER));
}
void NuPlayer::handleFlushComplete(bool audio, bool isDecoder) {
// We wait for both the decoder flush and the renderer flush to complete
// before entering either the FLUSHED or the SHUTTING_DOWN_DECODER state.
mFlushComplete[audio][isDecoder] = true;
if (!mFlushComplete[audio][!isDecoder]) {
return;
}
FlushStatus *state = audio ? &mFlushingAudio : &mFlushingVideo;
switch (*state) {
case FLUSHING_DECODER:
{
*state = FLUSHED;
break;
}
case FLUSHING_DECODER_SHUTDOWN:
{
*state = SHUTTING_DOWN_DECODER;
ALOGV("initiating %s decoder shutdown", audio ? "audio" : "video");
if (!audio) {
// Widevine source reads must stop before releasing the video decoder.
if (mSource != NULL && mSourceFlags & Source::FLAG_SECURE) {
mSource->stop();
}
}
getDecoder(audio)->initiateShutdown();
break;
}
default:
// decoder flush completes only occur in a flushing state.
LOG_ALWAYS_FATAL_IF(isDecoder, "decoder flush in invalid state %d", *state);
break;
}
}
void NuPlayer::finishFlushIfPossible() {
if (mFlushingAudio != NONE && mFlushingAudio != FLUSHED
&& mFlushingAudio != SHUT_DOWN) {
return;
}
if (mFlushingVideo != NONE && mFlushingVideo != FLUSHED
&& mFlushingVideo != SHUT_DOWN) {
return;
}
ALOGV("both audio and video are flushed now.");
mPendingAudioAccessUnit.clear();
mAggregateBuffer.clear();
if (mTimeDiscontinuityPending) {
mRenderer->signalTimeDiscontinuity();
mTimeDiscontinuityPending = false;
}
if (mAudioDecoder != NULL && mFlushingAudio == FLUSHED) {
mAudioDecoder->signalResume();
}
if (mVideoDecoder != NULL && mFlushingVideo == FLUSHED) {
mVideoDecoder->signalResume();
}
mFlushingAudio = NONE;
mFlushingVideo = NONE;
clearFlushComplete();
processDeferredActions();
}
void NuPlayer::postScanSources() {
if (mScanSourcesPending) {
return;
}
sp<AMessage> msg = new AMessage(kWhatScanSources, id());
msg->setInt32("generation", mScanSourcesGeneration);
msg->post();
mScanSourcesPending = true;
}
void NuPlayer::openAudioSink(const sp<AMessage> &format, bool offloadOnly) {
uint32_t flags;
int64_t durationUs;
bool hasVideo = (mVideoDecoder != NULL);
// FIXME: we should handle the case where the video decoder
// is created after we receive the format change indication.
// Current code will just make that we select deep buffer
// with video which should not be a problem as it should
// not prevent from keeping A/V sync.
if (hasVideo &&
mSource->getDuration(&durationUs) == OK &&
durationUs
> AUDIO_SINK_MIN_DEEP_BUFFER_DURATION_US) {
flags = AUDIO_OUTPUT_FLAG_DEEP_BUFFER;
} else {
flags = AUDIO_OUTPUT_FLAG_NONE;
}
mOffloadAudio = mRenderer->openAudioSink(
format, offloadOnly, hasVideo, flags);
if (mOffloadAudio) {
sp<MetaData> audioMeta =
mSource->getFormatMeta(true /* audio */);
sendMetaDataToHal(mAudioSink, audioMeta);
}
}
void NuPlayer::closeAudioSink() {
mRenderer->closeAudioSink();
}
status_t NuPlayer::instantiateDecoder(bool audio, sp<Decoder> *decoder) {
if (*decoder != NULL) {
return OK;
}
sp<AMessage> format = mSource->getFormat(audio);
if (format == NULL) {
return -EWOULDBLOCK;
}
if (!audio) {
AString mime;
CHECK(format->findString("mime", &mime));
mVideoIsAVC = !strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime.c_str());
sp<AMessage> ccNotify = new AMessage(kWhatClosedCaptionNotify, id());
mCCDecoder = new CCDecoder(ccNotify);
if (mSourceFlags & Source::FLAG_SECURE) {
format->setInt32("secure", true);
}
}
if (audio) {
sp<AMessage> notify = new AMessage(kWhatAudioNotify, id());
++mAudioDecoderGeneration;
notify->setInt32("generation", mAudioDecoderGeneration);
if (mOffloadAudio) {
*decoder = new DecoderPassThrough(notify);
} else {
*decoder = new Decoder(notify);
}
} else {
sp<AMessage> notify = new AMessage(kWhatVideoNotify, id());
++mVideoDecoderGeneration;
notify->setInt32("generation", mVideoDecoderGeneration);
*decoder = new Decoder(notify, mNativeWindow);
}
(*decoder)->init();
(*decoder)->configure(format);
// allocate buffers to decrypt widevine source buffers
if (!audio && (mSourceFlags & Source::FLAG_SECURE)) {
Vector<sp<ABuffer> > inputBufs;
CHECK_EQ((*decoder)->getInputBuffers(&inputBufs), (status_t)OK);
Vector<MediaBuffer *> mediaBufs;
for (size_t i = 0; i < inputBufs.size(); i++) {
const sp<ABuffer> &buffer = inputBufs[i];
MediaBuffer *mbuf = new MediaBuffer(buffer->data(), buffer->size());
mediaBufs.push(mbuf);
}
status_t err = mSource->setBuffers(audio, mediaBufs);
if (err != OK) {
for (size_t i = 0; i < mediaBufs.size(); ++i) {
mediaBufs[i]->release();
}
mediaBufs.clear();
ALOGE("Secure source didn't support secure mediaBufs.");
return err;
}
}
return OK;
}
status_t NuPlayer::feedDecoderInputData(bool audio, const sp<AMessage> &msg) {
sp<AMessage> reply;
CHECK(msg->findMessage("reply", &reply));
if ((audio && mFlushingAudio != NONE)
|| (!audio && mFlushingVideo != NONE)
|| mSource == NULL) {
reply->setInt32("err", INFO_DISCONTINUITY);
reply->post();
return OK;
}
sp<ABuffer> accessUnit;
// Aggregate smaller buffers into a larger buffer.
// The goal is to reduce power consumption.
// Note this will not work if the decoder requires one frame per buffer.
bool doBufferAggregation = (audio && mOffloadAudio);
bool needMoreData = false;
bool dropAccessUnit;
do {
status_t err;
// Did we save an accessUnit earlier because of a discontinuity?
if (audio && (mPendingAudioAccessUnit != NULL)) {
accessUnit = mPendingAudioAccessUnit;
mPendingAudioAccessUnit.clear();
err = mPendingAudioErr;
ALOGV("feedDecoderInputData() use mPendingAudioAccessUnit");
} else {
err = mSource->dequeueAccessUnit(audio, &accessUnit);
}
if (err == -EWOULDBLOCK) {
return err;
} else if (err != OK) {
if (err == INFO_DISCONTINUITY) {
if (doBufferAggregation && (mAggregateBuffer != NULL)) {
// We already have some data so save this for later.
mPendingAudioErr = err;
mPendingAudioAccessUnit = accessUnit;
accessUnit.clear();
ALOGD("feedDecoderInputData() save discontinuity for later");
break;
}
int32_t type;
CHECK(accessUnit->meta()->findInt32("discontinuity", &type));
bool formatChange =
(audio &&
(type & ATSParser::DISCONTINUITY_AUDIO_FORMAT))
|| (!audio &&
(type & ATSParser::DISCONTINUITY_VIDEO_FORMAT));
bool timeChange = (type & ATSParser::DISCONTINUITY_TIME) != 0;
ALOGI("%s discontinuity (formatChange=%d, time=%d)",
audio ? "audio" : "video", formatChange, timeChange);
if (audio) {
mSkipRenderingAudioUntilMediaTimeUs = -1;
} else {
mSkipRenderingVideoUntilMediaTimeUs = -1;
}
if (timeChange) {
sp<AMessage> extra;
if (accessUnit->meta()->findMessage("extra", &extra)
&& extra != NULL) {
int64_t resumeAtMediaTimeUs;
if (extra->findInt64(
"resume-at-mediatimeUs", &resumeAtMediaTimeUs)) {
ALOGI("suppressing rendering of %s until %lld us",
audio ? "audio" : "video", resumeAtMediaTimeUs);
if (audio) {
mSkipRenderingAudioUntilMediaTimeUs =
resumeAtMediaTimeUs;
} else {
mSkipRenderingVideoUntilMediaTimeUs =
resumeAtMediaTimeUs;
}
}
}
}
mTimeDiscontinuityPending =
mTimeDiscontinuityPending || timeChange;
bool seamlessFormatChange = false;
sp<AMessage> newFormat = mSource->getFormat(audio);
if (formatChange) {
seamlessFormatChange =
getDecoder(audio)->supportsSeamlessFormatChange(newFormat);
// treat seamless format change separately
formatChange = !seamlessFormatChange;
}
bool shutdownOrFlush = formatChange || timeChange;
// We want to queue up scan-sources only once per discontinuity.
// We control this by doing it only if neither audio nor video are
// flushing or shutting down. (After handling 1st discontinuity, one
// of the flushing states will not be NONE.)
// No need to scan sources if this discontinuity does not result
// in a flush or shutdown, as the flushing state will stay NONE.
if (mFlushingAudio == NONE && mFlushingVideo == NONE &&
shutdownOrFlush) {
// And we'll resume scanning sources once we're done
// flushing.
mDeferredActions.push_front(
new SimpleAction(
&NuPlayer::performScanSources));
}
if (formatChange /* not seamless */) {
// must change decoder
flushDecoder(audio, /* needShutdown = */ true);
} else if (timeChange) {
// need to flush
flushDecoder(audio, /* needShutdown = */ false, newFormat);
err = OK;
} else if (seamlessFormatChange) {
// reuse existing decoder and don't flush
updateDecoderFormatWithoutFlush(audio, newFormat);
err = OK;
} else {
// This stream is unaffected by the discontinuity
return -EWOULDBLOCK;
}
}
reply->setInt32("err", err);
reply->post();
return OK;
}
if (!audio) {
++mNumFramesTotal;
}
dropAccessUnit = false;
if (!audio
&& !(mSourceFlags & Source::FLAG_SECURE)
&& mRenderer->getVideoLateByUs() > 100000ll
&& mVideoIsAVC
&& !IsAVCReferenceFrame(accessUnit)) {
dropAccessUnit = true;
++mNumFramesDropped;
}
size_t smallSize = accessUnit->size();
needMoreData = false;
if (doBufferAggregation && (mAggregateBuffer == NULL)
// Don't bother if only room for a few small buffers.
&& (smallSize < (kAggregateBufferSizeBytes / 3))) {
// Create a larger buffer for combining smaller buffers from the extractor.
mAggregateBuffer = new ABuffer(kAggregateBufferSizeBytes);
mAggregateBuffer->setRange(0, 0); // start empty
}
if (doBufferAggregation && (mAggregateBuffer != NULL)) {
int64_t timeUs;
int64_t dummy;
bool smallTimestampValid = accessUnit->meta()->findInt64("timeUs", &timeUs);
bool bigTimestampValid = mAggregateBuffer->meta()->findInt64("timeUs", &dummy);
// Will the smaller buffer fit?
size_t bigSize = mAggregateBuffer->size();
size_t roomLeft = mAggregateBuffer->capacity() - bigSize;
// Should we save this small buffer for the next big buffer?
// If the first small buffer did not have a timestamp then save
// any buffer that does have a timestamp until the next big buffer.
if ((smallSize > roomLeft)
|| (!bigTimestampValid && (bigSize > 0) && smallTimestampValid)) {
mPendingAudioErr = err;
mPendingAudioAccessUnit = accessUnit;
accessUnit.clear();
} else {
// Grab time from first small buffer if available.
if ((bigSize == 0) && smallTimestampValid) {
mAggregateBuffer->meta()->setInt64("timeUs", timeUs);
}
// Append small buffer to the bigger buffer.
memcpy(mAggregateBuffer->base() + bigSize, accessUnit->data(), smallSize);
bigSize += smallSize;
mAggregateBuffer->setRange(0, bigSize);
// Keep looping until we run out of room in the mAggregateBuffer.
needMoreData = true;
ALOGV("feedDecoderInputData() smallSize = %zu, bigSize = %zu, capacity = %zu",
smallSize, bigSize, mAggregateBuffer->capacity());
}
}
} while (dropAccessUnit || needMoreData);
// ALOGV("returned a valid buffer of %s data", audio ? "audio" : "video");
#if 0
int64_t mediaTimeUs;
CHECK(accessUnit->meta()->findInt64("timeUs", &mediaTimeUs));
ALOGV("feeding %s input buffer at media time %.2f secs",
audio ? "audio" : "video",
mediaTimeUs / 1E6);
#endif
if (!audio) {
mCCDecoder->decode(accessUnit);
}
if (doBufferAggregation && (mAggregateBuffer != NULL)) {
ALOGV("feedDecoderInputData() reply with aggregated buffer, %zu",
mAggregateBuffer->size());
reply->setBuffer("buffer", mAggregateBuffer);
mAggregateBuffer.clear();
} else {
reply->setBuffer("buffer", accessUnit);
}
reply->post();
return OK;
}
void NuPlayer::renderBuffer(bool audio, const sp<AMessage> &msg) {
// ALOGV("renderBuffer %s", audio ? "audio" : "video");
sp<AMessage> reply;
CHECK(msg->findMessage("reply", &reply));
if ((audio && mFlushingAudio != NONE)
|| (!audio && mFlushingVideo != NONE)) {
// We're currently attempting to flush the decoder, in order
// to complete this, the decoder wants all its buffers back,
// so we don't want any output buffers it sent us (from before
// we initiated the flush) to be stuck in the renderer's queue.
ALOGV("we're still flushing the %s decoder, sending its output buffer"
" right back.", audio ? "audio" : "video");
reply->post();
return;
}
sp<ABuffer> buffer;
CHECK(msg->findBuffer("buffer", &buffer));
int64_t mediaTimeUs;
CHECK(buffer->meta()->findInt64("timeUs", &mediaTimeUs));
int64_t &skipUntilMediaTimeUs =
audio
? mSkipRenderingAudioUntilMediaTimeUs
: mSkipRenderingVideoUntilMediaTimeUs;
if (skipUntilMediaTimeUs >= 0) {
if (mediaTimeUs < skipUntilMediaTimeUs) {
ALOGV("dropping %s buffer at time %lld as requested.",
audio ? "audio" : "video",
mediaTimeUs);
reply->post();
return;
}
skipUntilMediaTimeUs = -1;
}
if (!audio && mCCDecoder->isSelected()) {
mCCDecoder->display(mediaTimeUs);
}
mRenderer->queueBuffer(audio, buffer, reply);
}
void NuPlayer::updateVideoSize(
const sp<AMessage> &inputFormat,
const sp<AMessage> &outputFormat) {
if (inputFormat == NULL) {
ALOGW("Unknown video size, reporting 0x0!");
notifyListener(MEDIA_SET_VIDEO_SIZE, 0, 0);
return;
}
int32_t displayWidth, displayHeight;
int32_t cropLeft, cropTop, cropRight, cropBottom;
if (outputFormat != NULL) {
int32_t width, height;
CHECK(outputFormat->findInt32("width", &width));
CHECK(outputFormat->findInt32("height", &height));
int32_t cropLeft, cropTop, cropRight, cropBottom;
CHECK(outputFormat->findRect(
"crop",
&cropLeft, &cropTop, &cropRight, &cropBottom));
displayWidth = cropRight - cropLeft + 1;
displayHeight = cropBottom - cropTop + 1;
ALOGV("Video output format changed to %d x %d "
"(crop: %d x %d @ (%d, %d))",
width, height,
displayWidth,
displayHeight,
cropLeft, cropTop);
} else {
CHECK(inputFormat->findInt32("width", &displayWidth));
CHECK(inputFormat->findInt32("height", &displayHeight));
ALOGV("Video input format %d x %d", displayWidth, displayHeight);
}
// Take into account sample aspect ratio if necessary:
int32_t sarWidth, sarHeight;
if (inputFormat->findInt32("sar-width", &sarWidth)
&& inputFormat->findInt32("sar-height", &sarHeight)) {
ALOGV("Sample aspect ratio %d : %d", sarWidth, sarHeight);
displayWidth = (displayWidth * sarWidth) / sarHeight;
ALOGV("display dimensions %d x %d", displayWidth, displayHeight);
}
int32_t rotationDegrees;
if (!inputFormat->findInt32("rotation-degrees", &rotationDegrees)) {
rotationDegrees = 0;
}
if (rotationDegrees == 90 || rotationDegrees == 270) {
int32_t tmp = displayWidth;
displayWidth = displayHeight;
displayHeight = tmp;
}
notifyListener(
MEDIA_SET_VIDEO_SIZE,
displayWidth,
displayHeight);
}
void NuPlayer::notifyListener(int msg, int ext1, int ext2, const Parcel *in) {
if (mDriver == NULL) {
return;
}
sp<NuPlayerDriver> driver = mDriver.promote();
if (driver == NULL) {
return;
}
driver->notifyListener(msg, ext1, ext2, in);
}
void NuPlayer::flushDecoder(
bool audio, bool needShutdown, const sp<AMessage> &newFormat) {
ALOGV("[%s] flushDecoder needShutdown=%d",
audio ? "audio" : "video", needShutdown);
const sp<Decoder> &decoder = getDecoder(audio);
if (decoder == NULL) {
ALOGI("flushDecoder %s without decoder present",
audio ? "audio" : "video");
return;
}
// Make sure we don't continue to scan sources until we finish flushing.
++mScanSourcesGeneration;
mScanSourcesPending = false;
decoder->signalFlush(newFormat);
mRenderer->flush(audio);
FlushStatus newStatus =
needShutdown ? FLUSHING_DECODER_SHUTDOWN : FLUSHING_DECODER;
mFlushComplete[audio][false /* isDecoder */] = false;
mFlushComplete[audio][true /* isDecoder */] = false;
if (audio) {
ALOGE_IF(mFlushingAudio != NONE,
"audio flushDecoder() is called in state %d", mFlushingAudio);
mFlushingAudio = newStatus;
} else {
ALOGE_IF(mFlushingVideo != NONE,
"video flushDecoder() is called in state %d", mFlushingVideo);
mFlushingVideo = newStatus;
if (mCCDecoder != NULL) {
mCCDecoder->flush();
}
}
}
void NuPlayer::updateDecoderFormatWithoutFlush(
bool audio, const sp<AMessage> &format) {
ALOGV("[%s] updateDecoderFormatWithoutFlush", audio ? "audio" : "video");
const sp<Decoder> &decoder = getDecoder(audio);
if (decoder == NULL) {
ALOGI("updateDecoderFormatWithoutFlush %s without decoder present",
audio ? "audio" : "video");
return;
}
decoder->signalUpdateFormat(format);
}
void NuPlayer::queueDecoderShutdown(
bool audio, bool video, const sp<AMessage> &reply) {
ALOGI("queueDecoderShutdown audio=%d, video=%d", audio, video);
mDeferredActions.push_back(
new ShutdownDecoderAction(audio, video));
mDeferredActions.push_back(
new SimpleAction(&NuPlayer::performScanSources));
mDeferredActions.push_back(new PostMessageAction(reply));
processDeferredActions();
}
status_t NuPlayer::setVideoScalingMode(int32_t mode) {
mVideoScalingMode = mode;
if (mNativeWindow != NULL) {
status_t ret = native_window_set_scaling_mode(
mNativeWindow->getNativeWindow().get(), mVideoScalingMode);
if (ret != OK) {
ALOGE("Failed to set scaling mode (%d): %s",
-ret, strerror(-ret));
return ret;
}
}
return OK;
}
status_t NuPlayer::getTrackInfo(Parcel* reply) const {
sp<AMessage> msg = new AMessage(kWhatGetTrackInfo, id());
msg->setPointer("reply", reply);
sp<AMessage> response;
status_t err = msg->postAndAwaitResponse(&response);
return err;
}
status_t NuPlayer::getSelectedTrack(int32_t type, Parcel* reply) const {
sp<AMessage> msg = new AMessage(kWhatGetSelectedTrack, id());
msg->setPointer("reply", reply);
msg->setInt32("type", type);
sp<AMessage> response;
status_t err = msg->postAndAwaitResponse(&response);
if (err == OK && response != NULL) {
CHECK(response->findInt32("err", &err));
}
return err;
}
status_t NuPlayer::selectTrack(size_t trackIndex, bool select) {
sp<AMessage> msg = new AMessage(kWhatSelectTrack, id());
msg->setSize("trackIndex", trackIndex);
msg->setInt32("select", select);
sp<AMessage> response;
status_t err = msg->postAndAwaitResponse(&response);
if (err != OK) {
return err;
}
if (!response->findInt32("err", &err)) {
err = OK;
}
return err;
}
status_t NuPlayer::getCurrentPosition(int64_t *mediaUs) {
sp<Renderer> renderer = mRenderer;
if (renderer == NULL) {
return NO_INIT;
}
return renderer->getCurrentPosition(mediaUs);
}
void NuPlayer::getStats(int64_t *numFramesTotal, int64_t *numFramesDropped) {
*numFramesTotal = mNumFramesTotal;
*numFramesDropped = mNumFramesDropped;
}
sp<MetaData> NuPlayer::getFileMeta() {
return mSource->getFileFormatMeta();
}
void NuPlayer::schedulePollDuration() {
sp<AMessage> msg = new AMessage(kWhatPollDuration, id());
msg->setInt32("generation", mPollDurationGeneration);
msg->post();
}
void NuPlayer::cancelPollDuration() {
++mPollDurationGeneration;
}
void NuPlayer::processDeferredActions() {
while (!mDeferredActions.empty()) {
// We won't execute any deferred actions until we're no longer in
// an intermediate state, i.e. one more more decoders are currently
// flushing or shutting down.
if (mFlushingAudio != NONE || mFlushingVideo != NONE) {
// We're currently flushing, postpone the reset until that's
// completed.
ALOGV("postponing action mFlushingAudio=%d, mFlushingVideo=%d",
mFlushingAudio, mFlushingVideo);
break;
}
sp<Action> action = *mDeferredActions.begin();
mDeferredActions.erase(mDeferredActions.begin());
action->execute(this);
}
}
void NuPlayer::performSeek(int64_t seekTimeUs, bool needNotify) {
ALOGV("performSeek seekTimeUs=%lld us (%.2f secs), needNotify(%d)",
seekTimeUs,
seekTimeUs / 1E6,
needNotify);
if (mSource == NULL) {
// This happens when reset occurs right before the loop mode
// asynchronously seeks to the start of the stream.
LOG_ALWAYS_FATAL_IF(mAudioDecoder != NULL || mVideoDecoder != NULL,
"mSource is NULL and decoders not NULL audio(%p) video(%p)",
mAudioDecoder.get(), mVideoDecoder.get());
return;
}
mSource->seekTo(seekTimeUs);
++mTimedTextGeneration;
if (mDriver != NULL) {
sp<NuPlayerDriver> driver = mDriver.promote();
if (driver != NULL) {
if (needNotify) {
driver->notifySeekComplete();
}
}
}
// everything's flushed, continue playback.
}
void NuPlayer::performDecoderFlush() {
ALOGV("performDecoderFlush");
if (mAudioDecoder == NULL && mVideoDecoder == NULL) {
return;
}
mTimeDiscontinuityPending = true;
if (mAudioDecoder != NULL) {
flushDecoder(true /* audio */, false /* needShutdown */);
}
if (mVideoDecoder != NULL) {
flushDecoder(false /* audio */, false /* needShutdown */);
}
}
void NuPlayer::performDecoderShutdown(bool audio, bool video) {
ALOGV("performDecoderShutdown audio=%d, video=%d", audio, video);
if ((!audio || mAudioDecoder == NULL)
&& (!video || mVideoDecoder == NULL)) {
return;
}
mTimeDiscontinuityPending = true;
if (audio && mAudioDecoder != NULL) {
flushDecoder(true /* audio */, true /* needShutdown */);
}
if (video && mVideoDecoder != NULL) {
flushDecoder(false /* audio */, true /* needShutdown */);
}
}
void NuPlayer::performReset() {
ALOGV("performReset");
CHECK(mAudioDecoder == NULL);
CHECK(mVideoDecoder == NULL);
cancelPollDuration();
++mScanSourcesGeneration;
mScanSourcesPending = false;
if (mRendererLooper != NULL) {
if (mRenderer != NULL) {
mRendererLooper->unregisterHandler(mRenderer->id());
}
mRendererLooper->stop();
mRendererLooper.clear();
}
mRenderer.clear();
++mRendererGeneration;
if (mSource != NULL) {
mSource->stop();
mSource.clear();
}
if (mDriver != NULL) {
sp<NuPlayerDriver> driver = mDriver.promote();
if (driver != NULL) {
driver->notifyResetComplete();
}
}
mStarted = false;
}
void NuPlayer::performScanSources() {
ALOGV("performScanSources");
if (!mStarted) {
return;
}
if (mAudioDecoder == NULL || mVideoDecoder == NULL) {
postScanSources();
}
}
void NuPlayer::performSetSurface(const sp<NativeWindowWrapper> &wrapper) {
ALOGV("performSetSurface");
mNativeWindow = wrapper;
// XXX - ignore error from setVideoScalingMode for now
setVideoScalingMode(mVideoScalingMode);
if (mDriver != NULL) {
sp<NuPlayerDriver> driver = mDriver.promote();
if (driver != NULL) {
driver->notifySetSurfaceComplete();
}
}
}
void NuPlayer::onSourceNotify(const sp<AMessage> &msg) {
int32_t what;
CHECK(msg->findInt32("what", &what));
switch (what) {
case Source::kWhatPrepared:
{
if (mSource == NULL) {
// This is a stale notification from a source that was
// asynchronously preparing when the client called reset().
// We handled the reset, the source is gone.
break;
}
int32_t err;
CHECK(msg->findInt32("err", &err));
sp<NuPlayerDriver> driver = mDriver.promote();
if (driver != NULL) {
// notify duration first, so that it's definitely set when
// the app received the "prepare complete" callback.
int64_t durationUs;
if (mSource->getDuration(&durationUs) == OK) {
driver->notifyDuration(durationUs);
}
driver->notifyPrepareCompleted(err);
}
break;
}
case Source::kWhatFlagsChanged:
{
uint32_t flags;
CHECK(msg->findInt32("flags", (int32_t *)&flags));
sp<NuPlayerDriver> driver = mDriver.promote();
if (driver != NULL) {
driver->notifyFlagsChanged(flags);
}
if ((mSourceFlags & Source::FLAG_DYNAMIC_DURATION)
&& (!(flags & Source::FLAG_DYNAMIC_DURATION))) {
cancelPollDuration();
} else if (!(mSourceFlags & Source::FLAG_DYNAMIC_DURATION)
&& (flags & Source::FLAG_DYNAMIC_DURATION)
&& (mAudioDecoder != NULL || mVideoDecoder != NULL)) {
schedulePollDuration();
}
mSourceFlags = flags;
break;
}
case Source::kWhatVideoSizeChanged:
{
sp<AMessage> format;
CHECK(msg->findMessage("format", &format));
updateVideoSize(format);
break;
}
case Source::kWhatBufferingUpdate:
{
int32_t percentage;
CHECK(msg->findInt32("percentage", &percentage));
notifyListener(MEDIA_BUFFERING_UPDATE, percentage, 0);
break;
}
case Source::kWhatBufferingStart:
{
notifyListener(MEDIA_INFO, MEDIA_INFO_BUFFERING_START, 0);
break;
}
case Source::kWhatBufferingEnd:
{
notifyListener(MEDIA_INFO, MEDIA_INFO_BUFFERING_END, 0);
break;
}
case Source::kWhatSubtitleData:
{
sp<ABuffer> buffer;
CHECK(msg->findBuffer("buffer", &buffer));
sendSubtitleData(buffer, 0 /* baseIndex */);
break;
}
case Source::kWhatTimedTextData:
{
int32_t generation;
if (msg->findInt32("generation", &generation)
&& generation != mTimedTextGeneration) {
break;
}
sp<ABuffer> buffer;
CHECK(msg->findBuffer("buffer", &buffer));
sp<NuPlayerDriver> driver = mDriver.promote();
if (driver == NULL) {
break;
}
int posMs;
int64_t timeUs, posUs;
driver->getCurrentPosition(&posMs);
posUs = posMs * 1000;
CHECK(buffer->meta()->findInt64("timeUs", &timeUs));
if (posUs < timeUs) {
if (!msg->findInt32("generation", &generation)) {
msg->setInt32("generation", mTimedTextGeneration);
}
msg->post(timeUs - posUs);
} else {
sendTimedTextData(buffer);
}
break;
}
case Source::kWhatQueueDecoderShutdown:
{
int32_t audio, video;
CHECK(msg->findInt32("audio", &audio));
CHECK(msg->findInt32("video", &video));
sp<AMessage> reply;
CHECK(msg->findMessage("reply", &reply));
queueDecoderShutdown(audio, video, reply);
break;
}
case Source::kWhatDrmNoLicense:
{
notifyListener(MEDIA_ERROR, MEDIA_ERROR_UNKNOWN, ERROR_DRM_NO_LICENSE);
break;
}
default:
TRESPASS();
}
}
void NuPlayer::onClosedCaptionNotify(const sp<AMessage> &msg) {
int32_t what;
CHECK(msg->findInt32("what", &what));
switch (what) {
case NuPlayer::CCDecoder::kWhatClosedCaptionData:
{
sp<ABuffer> buffer;
CHECK(msg->findBuffer("buffer", &buffer));
size_t inbandTracks = 0;
if (mSource != NULL) {
inbandTracks = mSource->getTrackCount();
}
sendSubtitleData(buffer, inbandTracks);
break;
}
case NuPlayer::CCDecoder::kWhatTrackAdded:
{
notifyListener(MEDIA_INFO, MEDIA_INFO_METADATA_UPDATE, 0);
break;
}
default:
TRESPASS();
}
}
void NuPlayer::sendSubtitleData(const sp<ABuffer> &buffer, int32_t baseIndex) {
int32_t trackIndex;
int64_t timeUs, durationUs;
CHECK(buffer->meta()->findInt32("trackIndex", &trackIndex));
CHECK(buffer->meta()->findInt64("timeUs", &timeUs));
CHECK(buffer->meta()->findInt64("durationUs", &durationUs));
Parcel in;
in.writeInt32(trackIndex + baseIndex);
in.writeInt64(timeUs);
in.writeInt64(durationUs);
in.writeInt32(buffer->size());
in.writeInt32(buffer->size());
in.write(buffer->data(), buffer->size());
notifyListener(MEDIA_SUBTITLE_DATA, 0, 0, &in);
}
void NuPlayer::sendTimedTextData(const sp<ABuffer> &buffer) {
const void *data;
size_t size = 0;
int64_t timeUs;
int32_t flag = TextDescriptions::LOCAL_DESCRIPTIONS;
AString mime;
CHECK(buffer->meta()->findString("mime", &mime));
CHECK(strcasecmp(mime.c_str(), MEDIA_MIMETYPE_TEXT_3GPP) == 0);
data = buffer->data();
size = buffer->size();
Parcel parcel;
if (size > 0) {
CHECK(buffer->meta()->findInt64("timeUs", &timeUs));
flag |= TextDescriptions::IN_BAND_TEXT_3GPP;
TextDescriptions::getParcelOfDescriptions(
(const uint8_t *)data, size, flag, timeUs / 1000, &parcel);
}
if ((parcel.dataSize() > 0)) {
notifyListener(MEDIA_TIMED_TEXT, 0, 0, &parcel);
} else { // send an empty timed text
notifyListener(MEDIA_TIMED_TEXT, 0, 0);
}
}
////////////////////////////////////////////////////////////////////////////////
sp<AMessage> NuPlayer::Source::getFormat(bool audio) {
sp<MetaData> meta = getFormatMeta(audio);
if (meta == NULL) {
return NULL;
}
sp<AMessage> msg = new AMessage;
if(convertMetaDataToMessage(meta, &msg) == OK) {
return msg;
}
return NULL;
}
void NuPlayer::Source::notifyFlagsChanged(uint32_t flags) {
sp<AMessage> notify = dupNotify();
notify->setInt32("what", kWhatFlagsChanged);
notify->setInt32("flags", flags);
notify->post();
}
void NuPlayer::Source::notifyVideoSizeChanged(const sp<AMessage> &format) {
sp<AMessage> notify = dupNotify();
notify->setInt32("what", kWhatVideoSizeChanged);
notify->setMessage("format", format);
notify->post();
}
void NuPlayer::Source::notifyPrepared(status_t err) {
sp<AMessage> notify = dupNotify();
notify->setInt32("what", kWhatPrepared);
notify->setInt32("err", err);
notify->post();
}
void NuPlayer::Source::onMessageReceived(const sp<AMessage> & /* msg */) {
TRESPASS();
}
} // namespace android