diff options
Diffstat (limited to 'media/libmediaplayerservice/MediaPlayerService.cpp')
| -rw-r--r-- | media/libmediaplayerservice/MediaPlayerService.cpp | 333 |
1 files changed, 319 insertions, 14 deletions
diff --git a/media/libmediaplayerservice/MediaPlayerService.cpp b/media/libmediaplayerservice/MediaPlayerService.cpp index 31eecac..eeb4e49 100644 --- a/media/libmediaplayerservice/MediaPlayerService.cpp +++ b/media/libmediaplayerservice/MediaPlayerService.cpp @@ -27,18 +27,27 @@ #include <unistd.h> #include <string.h> + #include <cutils/atomic.h> +#include <cutils/properties.h> // for property_get + +#include <utils/misc.h> #include <android_runtime/ActivityManager.h> -#include <utils/IPCThreadState.h> -#include <utils/IServiceManager.h> -#include <utils/MemoryHeapBase.h> -#include <utils/MemoryBase.h> + +#include <binder/IPCThreadState.h> +#include <binder/IServiceManager.h> +#include <binder/MemoryHeapBase.h> +#include <binder/MemoryBase.h> +#include <utils/Errors.h> // for status_t +#include <utils/String8.h> +#include <utils/Vector.h> #include <cutils/properties.h> #include <media/MediaPlayerInterface.h> #include <media/mediarecorder.h> #include <media/MediaMetadataRetrieverInterface.h> +#include <media/Metadata.h> #include <media/AudioTrack.h> #include "MediaRecorderClient.h" @@ -48,6 +57,10 @@ #include "MidiFile.h" #include "VorbisPlayer.h" #include <media/PVPlayer.h> +#include "TestPlayerStub.h" +#include "StagefrightPlayer.h" + +#include <OMX.h> /* desktop Linux needs a little help with gettid() */ #if defined(HAVE_GETTID) && !defined(HAVE_ANDROID_OS) @@ -61,6 +74,111 @@ pid_t gettid() { return syscall(__NR_gettid);} #undef __KERNEL__ #endif +namespace { +using android::media::Metadata; +using android::status_t; +using android::OK; +using android::BAD_VALUE; +using android::NOT_ENOUGH_DATA; +using android::Parcel; + +// Max number of entries in the filter. +const int kMaxFilterSize = 64; // I pulled that out of thin air. + +// FIXME: Move all the metadata related function in the Metadata.cpp + + +// Unmarshall a filter from a Parcel. +// Filter format in a parcel: +// +// 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 +// +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +// | number of entries (n) | +// +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +// | metadata type 1 | +// +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +// | metadata type 2 | +// +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +// .... +// +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +// | metadata type n | +// +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +// +// @param p Parcel that should start with a filter. +// @param[out] filter On exit contains the list of metadata type to be +// filtered. +// @param[out] status On exit contains the status code to be returned. +// @return true if the parcel starts with a valid filter. +bool unmarshallFilter(const Parcel& p, + Metadata::Filter *filter, + status_t *status) +{ + int32_t val; + if (p.readInt32(&val) != OK) + { + LOGE("Failed to read filter's length"); + *status = NOT_ENOUGH_DATA; + return false; + } + + if( val > kMaxFilterSize || val < 0) + { + LOGE("Invalid filter len %d", val); + *status = BAD_VALUE; + return false; + } + + const size_t num = val; + + filter->clear(); + filter->setCapacity(num); + + size_t size = num * sizeof(Metadata::Type); + + + if (p.dataAvail() < size) + { + LOGE("Filter too short expected %d but got %d", size, p.dataAvail()); + *status = NOT_ENOUGH_DATA; + return false; + } + + const Metadata::Type *data = + static_cast<const Metadata::Type*>(p.readInplace(size)); + + if (NULL == data) + { + LOGE("Filter had no data"); + *status = BAD_VALUE; + return false; + } + + // TODO: The stl impl of vector would be more efficient here + // because it degenerates into a memcpy on pod types. Try to + // replace later or use stl::set. + for (size_t i = 0; i < num; ++i) + { + filter->add(*data); + ++data; + } + *status = OK; + return true; +} + +// @param filter Of metadata type. +// @param val To be searched. +// @return true if a match was found. +bool findMetadata(const Metadata::Filter& filter, const int32_t val) +{ + // Deal with empty and ANY right away + if (filter.isEmpty()) return false; + if (filter[0] == Metadata::kAny) return true; + + return filter.indexOf(val) >= 0; +} + +} // anonymous namespace + namespace android { @@ -105,7 +223,11 @@ MediaPlayerService::~MediaPlayerService() sp<IMediaRecorder> MediaPlayerService::createMediaRecorder(pid_t pid) { +#ifndef NO_OPENCORE sp<MediaRecorderClient> recorder = new MediaRecorderClient(pid); +#else + sp<MediaRecorderClient> recorder = NULL; +#endif LOGV("Create new media recorder client from pid %d", pid); return recorder; } @@ -151,6 +273,10 @@ sp<IMediaPlayer> MediaPlayerService::create(pid_t pid, const sp<IMediaPlayerClie return c; } +sp<IOMX> MediaPlayerService::createOMX() { + return new OMX; +} + status_t MediaPlayerService::AudioCache::dump(int fd, const Vector<String16>& args) const { const size_t SIZE = 256; @@ -457,6 +583,7 @@ void MediaPlayerService::Client::disconnect() p = mPlayer; } mClient.clear(); + mPlayer.clear(); // clear the notification to prevent callbacks to dead client @@ -474,6 +601,16 @@ void MediaPlayerService::Client::disconnect() IPCThreadState::self()->flushCommands(); } +static player_type getDefaultPlayerType() { + char value[PROPERTY_VALUE_MAX]; + if (property_get("media.stagefright.enable-player", value, NULL) + && (!strcmp(value, "1") || !strcasecmp(value, "true"))) { + return STAGEFRIGHT_PLAYER; + } + + return PV_PLAYER; +} + static player_type getPlayerType(int fd, int64_t offset, int64_t length) { char buf[20]; @@ -504,12 +641,14 @@ static player_type getPlayerType(int fd, int64_t offset, int64_t length) EAS_Shutdown(easdata); } - // Fall through to PV - return PV_PLAYER; + return getDefaultPlayerType(); } static player_type getPlayerType(const char* url) { + if (TestPlayerStub::canBeUsed(url)) { + return TEST_PLAYER; + } // use MidiFile for MIDI extensions int lenURL = strlen(url); @@ -523,8 +662,7 @@ static player_type getPlayerType(const char* url) } } - // Fall through to PV - return PV_PLAYER; + return getDefaultPlayerType(); } static sp<MediaPlayerBase> createPlayer(player_type playerType, void* cookie, @@ -532,10 +670,12 @@ static sp<MediaPlayerBase> createPlayer(player_type playerType, void* cookie, { sp<MediaPlayerBase> p; switch (playerType) { +#ifndef NO_OPENCORE case PV_PLAYER: LOGV(" create PVPlayer"); p = new PVPlayer(); break; +#endif case SONIVOX_PLAYER: LOGV(" create MidiFile"); p = new MidiFile(); @@ -544,6 +684,14 @@ static sp<MediaPlayerBase> createPlayer(player_type playerType, void* cookie, LOGV(" create VorbisPlayer"); p = new VorbisPlayer(); break; + case STAGEFRIGHT_PLAYER: + LOGV(" create StagefrightPlayer"); + p = new StagefrightPlayer; + break; + case TEST_PLAYER: + LOGV("Create Test Player stub"); + p = new TestPlayerStub(); + break; } if (p != NULL) { if (p->initCheck() == NO_ERROR) { @@ -608,7 +756,11 @@ status_t MediaPlayerService::Client::setDataSource(const char *url) // now set data source LOGV(" setDataSource"); mStatus = p->setDataSource(url); - if (mStatus == NO_ERROR) mPlayer = p; + if (mStatus == NO_ERROR) { + mPlayer = p; + } else { + LOGE(" error: %d", mStatus); + } return mStatus; } } @@ -665,6 +817,73 @@ status_t MediaPlayerService::Client::setVideoSurface(const sp<ISurface>& surface return p->setVideoSurface(surface); } +status_t MediaPlayerService::Client::invoke(const Parcel& request, + Parcel *reply) +{ + sp<MediaPlayerBase> p = getPlayer(); + if (p == NULL) return UNKNOWN_ERROR; + return p->invoke(request, reply); +} + +// This call doesn't need to access the native player. +status_t MediaPlayerService::Client::setMetadataFilter(const Parcel& filter) +{ + status_t status; + media::Metadata::Filter allow, drop; + + if (unmarshallFilter(filter, &allow, &status) && + unmarshallFilter(filter, &drop, &status)) { + Mutex::Autolock lock(mLock); + + mMetadataAllow = allow; + mMetadataDrop = drop; + } + return status; +} + +status_t MediaPlayerService::Client::getMetadata( + bool update_only, bool apply_filter, Parcel *reply) +{ + sp<MediaPlayerBase> player = getPlayer(); + if (player == 0) return UNKNOWN_ERROR; + + status_t status; + // Placeholder for the return code, updated by the caller. + reply->writeInt32(-1); + + media::Metadata::Filter ids; + + // We don't block notifications while we fetch the data. We clear + // mMetadataUpdated first so we don't lose notifications happening + // during the rest of this call. + { + Mutex::Autolock lock(mLock); + if (update_only) { + ids = mMetadataUpdated; + } + mMetadataUpdated.clear(); + } + + media::Metadata metadata(reply); + + metadata.appendHeader(); + status = player->getMetadata(ids, reply); + + if (status != OK) { + metadata.resetParcel(); + LOGE("getMetadata failed %d", status); + return status; + } + + // FIXME: Implement filtering on the result. Not critical since + // filtering takes place on the update notifications already. This + // would be when all the metadata are fetch and a filter is set. + + // Everything is fine, update the metadata length. + metadata.updateLength(); + return OK; +} + status_t MediaPlayerService::Client::prepareAsync() { LOGV("[%d] prepareAsync", mConnId); @@ -784,13 +1003,51 @@ status_t MediaPlayerService::Client::setVolume(float leftVolume, float rightVolu return NO_ERROR; } + void MediaPlayerService::Client::notify(void* cookie, int msg, int ext1, int ext2) { Client* client = static_cast<Client*>(cookie); + + if (MEDIA_INFO == msg && + MEDIA_INFO_METADATA_UPDATE == ext1) { + const media::Metadata::Type metadata_type = ext2; + + if(client->shouldDropMetadata(metadata_type)) { + return; + } + + // Update the list of metadata that have changed. getMetadata + // also access mMetadataUpdated and clears it. + client->addNewMetadataUpdate(metadata_type); + } LOGV("[%d] notify (%p, %d, %d, %d)", client->mConnId, cookie, msg, ext1, ext2); client->mClient->notify(msg, ext1, ext2); } + +bool MediaPlayerService::Client::shouldDropMetadata(media::Metadata::Type code) const +{ + Mutex::Autolock lock(mLock); + + if (findMetadata(mMetadataDrop, code)) { + return true; + } + + if (mMetadataAllow.isEmpty() || findMetadata(mMetadataAllow, code)) { + return false; + } else { + return true; + } +} + + +void MediaPlayerService::Client::addNewMetadataUpdate(media::Metadata::Type metadata_type) { + Mutex::Autolock lock(mLock); + if (mMetadataUpdated.indexOf(metadata_type) < 0) { + mMetadataUpdated.add(metadata_type); + } +} + #if CALLBACK_ANTAGONIZER const int Antagonizer::interval = 10000; // 10 msecs @@ -927,7 +1184,8 @@ Exit: #undef LOG_TAG #define LOG_TAG "AudioSink" MediaPlayerService::AudioOutput::AudioOutput() -{ + : mCallback(NULL), + mCallbackCookie(NULL) { mTrack = 0; mStreamType = AudioSystem::MUSIC; mLeftVolume = 1.0; @@ -997,8 +1255,13 @@ float MediaPlayerService::AudioOutput::msecsPerFrame() const return mMsecsPerFrame; } -status_t MediaPlayerService::AudioOutput::open(uint32_t sampleRate, int channelCount, int format, int bufferCount) +status_t MediaPlayerService::AudioOutput::open( + uint32_t sampleRate, int channelCount, int format, int bufferCount, + AudioCallback cb, void *cookie) { + mCallback = cb; + mCallbackCookie = cookie; + // Check argument "bufferCount" against the mininum buffer count if (bufferCount < mMinBufferCount) { LOGD("bufferCount (%d) is too small and increased to %d", bufferCount, mMinBufferCount); @@ -1019,7 +1282,27 @@ status_t MediaPlayerService::AudioOutput::open(uint32_t sampleRate, int channelC } frameCount = (sampleRate*afFrameCount*bufferCount)/afSampleRate; - AudioTrack *t = new AudioTrack(mStreamType, sampleRate, format, channelCount, frameCount); + + AudioTrack *t; + if (mCallback != NULL) { + t = new AudioTrack( + mStreamType, + sampleRate, + format, + (channelCount == 2) ? AudioSystem::CHANNEL_OUT_STEREO : AudioSystem::CHANNEL_OUT_MONO, + frameCount, + 0 /* flags */, + CallbackWrapper, + this); + } else { + t = new AudioTrack( + mStreamType, + sampleRate, + format, + (channelCount == 2) ? AudioSystem::CHANNEL_OUT_STEREO : AudioSystem::CHANNEL_OUT_MONO, + frameCount); + } + if ((t == 0) || (t->initCheck() != NO_ERROR)) { LOGE("Unable to create audio track"); delete t; @@ -1045,6 +1328,8 @@ void MediaPlayerService::AudioOutput::start() ssize_t MediaPlayerService::AudioOutput::write(const void* buffer, size_t size) { + LOG_FATAL_IF(mCallback != NULL, "Don't call write if supplying a callback."); + //LOGV("write(%p, %u)", buffer, size); if (mTrack) return mTrack->write(buffer, size); return NO_INIT; @@ -1085,6 +1370,20 @@ void MediaPlayerService::AudioOutput::setVolume(float left, float right) } } +// static +void MediaPlayerService::AudioOutput::CallbackWrapper( + int event, void *cookie, void *info) { + if (event != AudioTrack::EVENT_MORE_DATA) { + return; + } + + AudioOutput *me = (AudioOutput *)cookie; + AudioTrack::Buffer *buffer = (AudioTrack::Buffer *)info; + + (*me->mCallback)( + me, buffer->raw, buffer->size, me->mCallbackCookie); +} + #undef LOG_TAG #define LOG_TAG "AudioCache" MediaPlayerService::AudioCache::AudioCache(const char* name) : @@ -1105,8 +1404,14 @@ float MediaPlayerService::AudioCache::msecsPerFrame() const return mMsecsPerFrame; } -status_t MediaPlayerService::AudioCache::open(uint32_t sampleRate, int channelCount, int format, int bufferCount) +status_t MediaPlayerService::AudioCache::open( + uint32_t sampleRate, int channelCount, int format, int bufferCount, + AudioCallback cb, void *cookie) { + if (cb != NULL) { + return UNKNOWN_ERROR; // TODO: implement this. + } + LOGV("open(%u, %d, %d, %d)", sampleRate, channelCount, format, bufferCount); if (mHeap->getHeapID() < 0) return NO_INIT; mSampleRate = sampleRate; @@ -1171,4 +1476,4 @@ void MediaPlayerService::AudioCache::notify(void* cookie, int msg, int ext1, int p->mSignal.signal(); } -}; // namespace android +} // namespace android |