stream.cpp revision 5bc087c573c70c84c6a39946457590b42d392a33
1e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber#include <binder/ProcessState.h> 2e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 3e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber#include <media/IStreamSource.h> 4e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber#include <media/mediaplayer.h> 5e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber#include <media/stagefright/foundation/ADebug.h> 614acc736e336cbd6026df781d4f411e908831815Andreas Huber#include <media/stagefright/foundation/AMessage.h> 7e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 8e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber#include <binder/IServiceManager.h> 9e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber#include <media/IMediaPlayerService.h> 10e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber#include <surfaceflinger/ISurfaceComposer.h> 11e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber#include <surfaceflinger/SurfaceComposerClient.h> 12e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 13e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber#include <fcntl.h> 14e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 15e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huberusing namespace android; 16e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 17e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huberstruct MyStreamSource : public BnStreamSource { 18e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber // Caller retains ownership of fd. 19e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber MyStreamSource(int fd); 20e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 21e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber virtual void setListener(const sp<IStreamListener> &listener); 22e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber virtual void setBuffers(const Vector<sp<IMemory> > &buffers); 23e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 24e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber virtual void onBufferAvailable(size_t index); 25e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 26e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huberprotected: 27e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber virtual ~MyStreamSource(); 28e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 29e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huberprivate: 30e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber int mFd; 31f933441648ef6a71dee783d733aac17b9508b452Andreas Huber off64_t mFileSize; 32f933441648ef6a71dee783d733aac17b9508b452Andreas Huber int64_t mNextSeekTimeUs; 33e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 34e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber sp<IStreamListener> mListener; 35e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber Vector<sp<IMemory> > mBuffers; 36e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 37e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber DISALLOW_EVIL_CONSTRUCTORS(MyStreamSource); 38e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber}; 39e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 40e2b1028852120bcfded33b8f06f66b780437fe92Andreas HuberMyStreamSource::MyStreamSource(int fd) 41f933441648ef6a71dee783d733aac17b9508b452Andreas Huber : mFd(fd), 42f933441648ef6a71dee783d733aac17b9508b452Andreas Huber mFileSize(0), 435bc087c573c70c84c6a39946457590b42d392a33Andreas Huber mNextSeekTimeUs(-1) { // ALooper::GetNowUs() + 5000000ll) { 44e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber CHECK_GE(fd, 0); 45f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 46f933441648ef6a71dee783d733aac17b9508b452Andreas Huber mFileSize = lseek64(fd, 0, SEEK_END); 47f933441648ef6a71dee783d733aac17b9508b452Andreas Huber lseek64(fd, 0, SEEK_SET); 48e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber} 49e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 50e2b1028852120bcfded33b8f06f66b780437fe92Andreas HuberMyStreamSource::~MyStreamSource() { 51e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber} 52e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 53e2b1028852120bcfded33b8f06f66b780437fe92Andreas Hubervoid MyStreamSource::setListener(const sp<IStreamListener> &listener) { 54e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber mListener = listener; 55e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber} 56e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 57e2b1028852120bcfded33b8f06f66b780437fe92Andreas Hubervoid MyStreamSource::setBuffers(const Vector<sp<IMemory> > &buffers) { 58e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber mBuffers = buffers; 59e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber} 60e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 61e2b1028852120bcfded33b8f06f66b780437fe92Andreas Hubervoid MyStreamSource::onBufferAvailable(size_t index) { 62e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber CHECK_LT(index, mBuffers.size()); 63f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 64f933441648ef6a71dee783d733aac17b9508b452Andreas Huber if (mNextSeekTimeUs >= 0 && mNextSeekTimeUs <= ALooper::GetNowUs()) { 65f933441648ef6a71dee783d733aac17b9508b452Andreas Huber off64_t offset = (off64_t)(((float)rand() / RAND_MAX) * mFileSize * 0.8); 66f933441648ef6a71dee783d733aac17b9508b452Andreas Huber offset = (offset / 188) * 188; 67f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 68f933441648ef6a71dee783d733aac17b9508b452Andreas Huber lseek(mFd, offset, SEEK_SET); 69f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 70f933441648ef6a71dee783d733aac17b9508b452Andreas Huber mListener->issueCommand( 71f933441648ef6a71dee783d733aac17b9508b452Andreas Huber IStreamListener::DISCONTINUITY, false /* synchronous */); 72f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 73f933441648ef6a71dee783d733aac17b9508b452Andreas Huber mNextSeekTimeUs = -1; 74f933441648ef6a71dee783d733aac17b9508b452Andreas Huber mNextSeekTimeUs = ALooper::GetNowUs() + 5000000ll; 75f933441648ef6a71dee783d733aac17b9508b452Andreas Huber } 76f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 77e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber sp<IMemory> mem = mBuffers.itemAt(index); 78e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 79e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber ssize_t n = read(mFd, mem->pointer(), mem->size()); 80e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber if (n <= 0) { 8114acc736e336cbd6026df781d4f411e908831815Andreas Huber mListener->issueCommand(IStreamListener::EOS, false /* synchronous */); 82e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber } else { 83e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber mListener->queueBuffer(index, n); 84e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber } 85e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber} 86e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 87e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber//////////////////////////////////////////////////////////////////////////////// 88e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 89e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huberstruct MyClient : public BnMediaPlayerClient { 90e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber MyClient() 91e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber : mEOS(false) { 92e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber } 93e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 94e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber virtual void notify(int msg, int ext1, int ext2) { 95e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber Mutex::Autolock autoLock(mLock); 96e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 97e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber if (msg == MEDIA_ERROR || msg == MEDIA_PLAYBACK_COMPLETE) { 98e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber mEOS = true; 99e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber mCondition.signal(); 100e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber } 101e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber } 102e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 103e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber void waitForEOS() { 104e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber Mutex::Autolock autoLock(mLock); 105e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber while (!mEOS) { 106e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber mCondition.wait(mLock); 107e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber } 108e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber } 109e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 110e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huberprotected: 111e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber virtual ~MyClient() { 112e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber } 113e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 114e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huberprivate: 115e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber Mutex mLock; 116e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber Condition mCondition; 117e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 118e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber bool mEOS; 119e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 120e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber DISALLOW_EVIL_CONSTRUCTORS(MyClient); 121e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber}; 122e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 123e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huberint main(int argc, char **argv) { 124e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber android::ProcessState::self()->startThreadPool(); 125e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 126e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber if (argc != 2) { 127e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber fprintf(stderr, "Usage: %s filename\n", argv[0]); 128e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber return 1; 129e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber } 130e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 131e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber sp<SurfaceComposerClient> composerClient = new SurfaceComposerClient; 132e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber CHECK_EQ(composerClient->initCheck(), (status_t)OK); 133e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 134e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber sp<SurfaceControl> control = 135e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber composerClient->createSurface( 136e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber getpid(), 137e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber String8("A Surface"), 138e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 0, 139e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 1280, 140e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 800, 141e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber PIXEL_FORMAT_RGB_565, 142e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 0); 143e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 144e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber CHECK(control != NULL); 145e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber CHECK(control->isValid()); 146e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 147e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber CHECK_EQ(composerClient->openTransaction(), (status_t)OK); 148e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber CHECK_EQ(control->setLayer(30000), (status_t)OK); 149e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber CHECK_EQ(control->show(), (status_t)OK); 150e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber CHECK_EQ(composerClient->closeTransaction(), (status_t)OK); 151e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 152e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber sp<Surface> surface = control->getSurface(); 153e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber CHECK(surface != NULL); 154e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 155e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber sp<IServiceManager> sm = defaultServiceManager(); 156e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber sp<IBinder> binder = sm->getService(String16("media.player")); 157e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber sp<IMediaPlayerService> service = interface_cast<IMediaPlayerService>(binder); 158e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 159e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber CHECK(service.get() != NULL); 160e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 161e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber int fd = open(argv[1], O_RDONLY); 162e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 163e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber if (fd < 0) { 164e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber fprintf(stderr, "Failed to open file '%s'.", argv[1]); 165e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber return 1; 166e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber } 167e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 168e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber sp<MyClient> client = new MyClient; 169e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 170e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber sp<IMediaPlayer> player = 171e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber service->create(getpid(), client, new MyStreamSource(fd), 0); 172e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 173e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber if (player != NULL) { 174e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber player->setVideoSurface(surface); 175e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber player->start(); 176e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 177e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber client->waitForEOS(); 178e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 179e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber player->stop(); 180e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber } else { 181e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber fprintf(stderr, "failed to instantiate player.\n"); 182e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber } 183e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 184e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber close(fd); 185e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber fd = -1; 186e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 187e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber composerClient->dispose(); 188e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber 189e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber return 0; 190e2b1028852120bcfded33b8f06f66b780437fe92Andreas Huber} 191