summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
Diffstat
-rw-r--r--include/media/IMediaPlayerService.h16
-rw-r--r--media/java/android/media/MediaPlayer.java8
-rw-r--r--media/jni/android_media_MediaPlayer.cpp18
-rw-r--r--media/libmedia/IMediaPlayerService.cpp28
-rw-r--r--media/libmediaplayerservice/MediaPlayerService.cpp92
-rw-r--r--media/libmediaplayerservice/MediaPlayerService.h24
-rw-r--r--media/libstagefright/AwesomePlayer.cpp44
7 files changed, 228 insertions, 2 deletions
diff --git a/include/media/IMediaPlayerService.h b/include/media/IMediaPlayerService.h
index 0bfb166..cce9129 100644
--- a/include/media/IMediaPlayerService.h
+++ b/include/media/IMediaPlayerService.h
@@ -54,6 +54,22 @@ public:
virtual sp<IMemory> decode(const char* url, uint32_t *pSampleRate, int* pNumChannels, int* pFormat) = 0;
virtual sp<IMemory> decode(int fd, int64_t offset, int64_t length, uint32_t *pSampleRate, int* pNumChannels, int* pFormat) = 0;
virtual sp<IOMX> getOMX() = 0;
+
+ // codecs usage tracking for the battery app
+ enum BatteryDataBits {
+ // tracking audio codec
+ kBatteryDataTrackAudio = 1,
+ // tracking video codec
+ kBatteryDataTrackVideo = 2,
+ // codec is started, otherwise codec is paused
+ kBatteryDataCodecStarted = 4,
+ // tracking decoder (for media player),
+ // otherwise tracking encoder (for media recorder)
+ kBatteryDataTrackDecoder = 8,
+ };
+
+ virtual void addBatteryData(uint32_t params) = 0;
+ virtual status_t pullBatteryData(Parcel* reply) = 0;
};
// ----------------------------------------------------------------------------
diff --git a/media/java/android/media/MediaPlayer.java b/media/java/android/media/MediaPlayer.java
index f61ac0f..d8ba34b 100644
--- a/media/java/android/media/MediaPlayer.java
+++ b/media/java/android/media/MediaPlayer.java
@@ -1228,6 +1228,14 @@ public class MediaPlayer
private native final void native_setup(Object mediaplayer_this);
private native final void native_finalize();
+ /**
+ * @param reply Parcel with audio/video duration info for battery
+ tracking usage
+ * @return The status code.
+ * {@hide}
+ */
+ public native static int native_pullBatteryData(Parcel reply);
+
@Override
protected void finalize() { native_finalize(); }
diff --git a/media/jni/android_media_MediaPlayer.cpp b/media/jni/android_media_MediaPlayer.cpp
index 0884e35..ca54432 100644
--- a/media/jni/android_media_MediaPlayer.cpp
+++ b/media/jni/android_media_MediaPlayer.cpp
@@ -36,6 +36,8 @@
#include "android_util_Binder.h"
#include <binder/Parcel.h>
#include <surfaceflinger/Surface.h>
+#include <binder/IPCThreadState.h>
+#include <binder/IServiceManager.h>
// ----------------------------------------------------------------------------
@@ -723,6 +725,21 @@ static void android_media_MediaPlayer_attachAuxEffect(JNIEnv *env, jobject thiz
process_media_player_call( env, thiz, mp->attachAuxEffect(effectId), NULL, NULL );
}
+static jint
+android_media_MediaPlayer_pullBatteryData(JNIEnv *env, jobject thiz, jobject java_reply)
+{
+ sp<IBinder> binder = defaultServiceManager()->getService(String16("media.player"));
+ sp<IMediaPlayerService> service = interface_cast<IMediaPlayerService>(binder);
+ if (service.get() == NULL) {
+ jniThrowException(env, "java/lang/RuntimeException", "cannot get MediaPlayerService");
+ return UNKNOWN_ERROR;
+ }
+
+ Parcel *reply = parcelForJavaObject(env, java_reply);
+
+ return service->pullBatteryData(reply);
+}
+
// ----------------------------------------------------------------------------
static JNINativeMethod gMethods[] = {
@@ -758,6 +775,7 @@ static JNINativeMethod gMethods[] = {
{"setAudioSessionId", "(I)V", (void *)android_media_MediaPlayer_set_audio_session_id},
{"setAuxEffectSendLevel", "(F)V", (void *)android_media_MediaPlayer_setAuxEffectSendLevel},
{"attachAuxEffect", "(I)V", (void *)android_media_MediaPlayer_attachAuxEffect},
+ {"native_pullBatteryData", "(Landroid/os/Parcel;)I", (void *)android_media_MediaPlayer_pullBatteryData},
};
static const char* const kClassPathName = "android/media/MediaPlayer";
diff --git a/media/libmedia/IMediaPlayerService.cpp b/media/libmedia/IMediaPlayerService.cpp
index 77199e1..17a0362 100644
--- a/media/libmedia/IMediaPlayerService.cpp
+++ b/media/libmedia/IMediaPlayerService.cpp
@@ -37,7 +37,9 @@ enum {
DECODE_FD,
CREATE_MEDIA_RECORDER,
CREATE_METADATA_RETRIEVER,
- GET_OMX
+ GET_OMX,
+ ADD_BATTERY_DATA,
+ PULL_BATTERY_DATA
};
class BpMediaPlayerService: public BpInterface<IMediaPlayerService>
@@ -156,6 +158,19 @@ public:
remote()->transact(GET_OMX, data, &reply);
return interface_cast<IOMX>(reply.readStrongBinder());
}
+
+ virtual void addBatteryData(uint32_t params) {
+ Parcel data, reply;
+ data.writeInterfaceToken(IMediaPlayerService::getInterfaceDescriptor());
+ data.writeInt32(params);
+ remote()->transact(ADD_BATTERY_DATA, data, &reply);
+ }
+
+ virtual status_t pullBatteryData(Parcel* reply) {
+ Parcel data;
+ data.writeInterfaceToken(IMediaPlayerService::getInterfaceDescriptor());
+ return remote()->transact(PULL_BATTERY_DATA, data, reply);
+ }
};
IMPLEMENT_META_INTERFACE(MediaPlayerService, "android.media.IMediaPlayerService");
@@ -270,6 +285,17 @@ status_t BnMediaPlayerService::onTransact(
reply->writeStrongBinder(omx->asBinder());
return NO_ERROR;
} break;
+ case ADD_BATTERY_DATA: {
+ CHECK_INTERFACE(IMediaPlayerService, data, reply);
+ uint32_t params = data.readInt32();
+ addBatteryData(params);
+ return NO_ERROR;
+ } break;
+ case PULL_BATTERY_DATA: {
+ CHECK_INTERFACE(IMediaPlayerService, data, reply);
+ pullBatteryData(reply);
+ return NO_ERROR;
+ } break;
default:
return BBinder::onTransact(code, data, reply, flags);
}
diff --git a/media/libmediaplayerservice/MediaPlayerService.cpp b/media/libmediaplayerservice/MediaPlayerService.cpp
index 60bdd62..8c6f76b 100644
--- a/media/libmediaplayerservice/MediaPlayerService.cpp
+++ b/media/libmediaplayerservice/MediaPlayerService.cpp
@@ -23,6 +23,7 @@
#include <sys/types.h>
#include <sys/stat.h>
+#include <sys/time.h>
#include <dirent.h>
#include <unistd.h>
@@ -51,6 +52,8 @@
#include <media/Metadata.h>
#include <media/AudioTrack.h>
+#include <private/android_filesystem_config.h>
+
#include "MediaRecorderClient.h"
#include "MediaPlayerService.h"
#include "MetadataRetrieverClient.h"
@@ -1762,4 +1765,93 @@ int MediaPlayerService::AudioCache::getSessionId()
return 0;
}
+void MediaPlayerService::addBatteryData(uint32_t params)
+{
+ Mutex::Autolock lock(mLock);
+ int uid = IPCThreadState::self()->getCallingUid();
+ if (uid == AID_MEDIA) {
+ return;
+ }
+ int index = mBatteryData.indexOfKey(uid);
+ int32_t time = systemTime() / 1000000L;
+
+ if (index < 0) { // create a new entry for this UID
+ BatteryUsageInfo info;
+ info.audioTotalTime = 0;
+ info.videoTotalTime = 0;
+ info.audioLastTime = 0;
+ info.videoLastTime = 0;
+ info.refCount = 0;
+
+ mBatteryData.add(uid, info);
+ }
+
+ BatteryUsageInfo &info = mBatteryData.editValueFor(uid);
+
+ if (params & kBatteryDataCodecStarted) {
+ if (params & kBatteryDataTrackAudio) {
+ info.audioLastTime -= time;
+ info.refCount ++;
+ }
+ if (params & kBatteryDataTrackVideo) {
+ info.videoLastTime -= time;
+ info.refCount ++;
+ }
+ } else {
+ if (info.refCount == 0) {
+ LOGW("Battery track warning: refCount is already 0");
+ return;
+ } else if (info.refCount < 0) {
+ LOGE("Battery track error: refCount < 0");
+ mBatteryData.removeItem(uid);
+ return;
+ }
+
+ if (params & kBatteryDataTrackAudio) {
+ info.audioLastTime += time;
+ info.refCount --;
+ }
+ if (params & kBatteryDataTrackVideo) {
+ info.videoLastTime += time;
+ info.refCount --;
+ }
+
+ // no stream is being played by this UID
+ if (info.refCount == 0) {
+ info.audioTotalTime += info.audioLastTime;
+ info.audioLastTime = 0;
+ info.videoTotalTime += info.videoLastTime;
+ info.videoLastTime = 0;
+ }
+ }
+}
+
+status_t MediaPlayerService::pullBatteryData(Parcel* reply) {
+ Mutex::Autolock lock(mLock);
+ BatteryUsageInfo info;
+ int size = mBatteryData.size();
+
+ reply->writeInt32(size);
+ int i = 0;
+
+ while (i < size) {
+ info = mBatteryData.valueAt(i);
+
+ reply->writeInt32(mBatteryData.keyAt(i)); //UID
+ reply->writeInt32(info.audioTotalTime);
+ reply->writeInt32(info.videoTotalTime);
+
+ info.audioTotalTime = 0;
+ info.videoTotalTime = 0;
+
+ // remove the UID entry where no stream is being played
+ if (info.refCount <= 0) {
+ mBatteryData.removeItemsAt(i);
+ size --;
+ i --;
+ }
+ i++;
+ }
+ return NO_ERROR;
+}
} // namespace android
diff --git a/media/libmediaplayerservice/MediaPlayerService.h b/media/libmediaplayerservice/MediaPlayerService.h
index 62f8ed6..9f41db0 100644
--- a/media/libmediaplayerservice/MediaPlayerService.h
+++ b/media/libmediaplayerservice/MediaPlayerService.h
@@ -204,7 +204,31 @@ public:
void removeClient(wp<Client> client);
+ // For battery usage tracking purpose
+ struct BatteryUsageInfo {
+ // how many streams are being played by one UID
+ int refCount;
+ // a temp variable to store the duration(ms) of audio codecs
+ // when we start a audio codec, we minus the system time from audioLastTime
+ // when we pause it, we add the system time back to the audioLastTime
+ // so after the pause, audioLastTime = pause time - start time
+ // if multiple audio streams are played (or recorded), then audioLastTime
+ // = the total playing time of all the streams
+ int32_t audioLastTime;
+ // when all the audio streams are being paused, we assign audioLastTime to
+ // this variable, so this value could be provided to the battery app
+ // in the next pullBatteryData call
+ int32_t audioTotalTime;
+
+ int32_t videoLastTime;
+ int32_t videoTotalTime;
+ };
+ KeyedVector<int, BatteryUsageInfo> mBatteryData;
+ // Collect info of the codec usage from media player and media recorder
+ virtual void addBatteryData(uint32_t params);
+ // API for the Battery app to pull the data of codecs usage
+ virtual status_t pullBatteryData(Parcel* reply);
private:
class Client : public BnMediaPlayer {
diff --git a/media/libstagefright/AwesomePlayer.cpp b/media/libstagefright/AwesomePlayer.cpp
index b1d3630..1b63ab2 100644
--- a/media/libstagefright/AwesomePlayer.cpp
+++ b/media/libstagefright/AwesomePlayer.cpp
@@ -28,6 +28,8 @@
#include "include/MPEG2TSExtractor.h"
#include <binder/IPCThreadState.h>
+#include <binder/IServiceManager.h>
+#include <media/IMediaPlayerService.h>
#include <media/stagefright/foundation/hexdump.h>
#include <media/stagefright/foundation/ADebug.h>
#include <media/stagefright/AudioPlayer.h>
@@ -155,8 +157,17 @@ private:
const AwesomeNativeWindowRenderer &);
};
-////////////////////////////////////////////////////////////////////////////////
+// To collect the decoder usage
+void addBatteryData(uint32_t params) {
+ sp<IBinder> binder =
+ defaultServiceManager()->getService(String16("media.player"));
+ sp<IMediaPlayerService> service = interface_cast<IMediaPlayerService>(binder);
+ CHECK(service.get() != NULL);
+
+ service->addBatteryData(params);
+}
+////////////////////////////////////////////////////////////////////////////////
AwesomePlayer::AwesomePlayer()
: mQueueStarted(false),
mTimeSource(NULL),
@@ -379,6 +390,17 @@ void AwesomePlayer::reset_l() {
mDrmManagerClient = NULL;
}
+ if (mFlags & PLAYING) {
+ uint32_t params = IMediaPlayerService::kBatteryDataTrackDecoder;
+ if ((mAudioSource != NULL) && (mAudioSource != mAudioTrack)) {
+ params |= IMediaPlayerService::kBatteryDataTrackAudio;
+ }
+ if (mVideoSource != NULL) {
+ params |= IMediaPlayerService::kBatteryDataTrackVideo;
+ }
+ addBatteryData(params);
+ }
+
if (mFlags & PREPARING) {
mFlags |= PREPARE_CANCELLED;
if (mConnectingDataSource != NULL) {
@@ -779,6 +801,16 @@ status_t AwesomePlayer::play_l() {
seekTo_l(0);
}
+ uint32_t params = IMediaPlayerService::kBatteryDataCodecStarted
+ | IMediaPlayerService::kBatteryDataTrackDecoder;
+ if ((mAudioSource != NULL) && (mAudioSource != mAudioTrack)) {
+ params |= IMediaPlayerService::kBatteryDataTrackAudio;
+ }
+ if (mVideoSource != NULL) {
+ params |= IMediaPlayerService::kBatteryDataTrackVideo;
+ }
+ addBatteryData(params);
+
return OK;
}
@@ -933,6 +965,16 @@ status_t AwesomePlayer::pause_l(bool at_eos) {
Playback::PAUSE, 0);
}
+ uint32_t params = IMediaPlayerService::kBatteryDataTrackDecoder;
+ if ((mAudioSource != NULL) && (mAudioSource != mAudioTrack)) {
+ params |= IMediaPlayerService::kBatteryDataTrackAudio;
+ }
+ if (mVideoSource != NULL) {
+ params |= IMediaPlayerService::kBatteryDataTrackVideo;
+ }
+
+ addBatteryData(params);
+
return OK;
}
generated by cgit v1.1 at 2024-11-06 11:06:02 +0000