Merge "drm: use DrmSessionManager for session resource managing."
diff --git a/include/media/AudioTrack.h b/include/media/AudioTrack.h
index 2e1ed6c..3de0774 100644
--- a/include/media/AudioTrack.h
+++ b/include/media/AudioTrack.h
@@ -63,7 +63,7 @@
                                     // See AudioTimestamp for the information included with event.
     };
 
-    /* Client should declare Buffer on the stack and pass address to obtainBuffer()
+    /* Client should declare a Buffer and pass the address to obtainBuffer()
      * and releaseBuffer().  See also callback_t for EVENT_MORE_DATA.
      */
 
@@ -72,14 +72,20 @@
     public:
         // FIXME use m prefix
         size_t      frameCount;   // number of sample frames corresponding to size;
-                                  // on input it is the number of frames desired,
-                                  // on output is the number of frames actually filled
-                                  // (currently ignored, but will make the primary field in future)
+                                  // on input to obtainBuffer() it is the number of frames desired,
+                                  // on output from obtainBuffer() it is the number of available
+                                  //    [empty slots for] frames to be filled
+                                  // on input to releaseBuffer() it is currently ignored
 
         size_t      size;         // input/output in bytes == frameCount * frameSize
-                                  // on input it is unused
-                                  // on output is the number of bytes actually filled
-                                  // FIXME this is redundant with respect to frameCount.
+                                  // on input to obtainBuffer() it is ignored
+                                  // on output from obtainBuffer() it is the number of available
+                                  //    [empty slots for] bytes to be filled,
+                                  //    which is frameCount * frameSize
+                                  // on input to releaseBuffer() it is the number of bytes to
+                                  //    release
+                                  // FIXME This is redundant with respect to frameCount.  Consider
+                                  //    removing size and making frameCount the primary field.
 
         union {
             void*       raw;
@@ -484,10 +490,18 @@
      */
             status_t    attachAuxEffect(int effectId);
 
-    /* Obtains a buffer of up to "audioBuffer->frameCount" empty slots for frames.
+    /* Public API for TRANSFER_OBTAIN mode.
+     * Obtains a buffer of up to "audioBuffer->frameCount" empty slots for frames.
      * After filling these slots with data, the caller should release them with releaseBuffer().
      * If the track buffer is not full, obtainBuffer() returns as many contiguous
      * [empty slots for] frames as are available immediately.
+     *
+     * If nonContig is non-NULL, it is an output parameter that will be set to the number of
+     * additional non-contiguous frames that are predicted to be available immediately,
+     * if the client were to release the first frames and then call obtainBuffer() again.
+     * This value is only a prediction, and needs to be confirmed.
+     * It will be set to zero for an error return.
+     *
      * If the track buffer is full and track is stopped, obtainBuffer() returns WOULD_BLOCK
      * regardless of the value of waitCount.
      * If the track buffer is full and track is not stopped, obtainBuffer() blocks with a
@@ -496,7 +510,6 @@
      * is exhausted, at which point obtainBuffer() will either block
      * or return WOULD_BLOCK depending on the value of the "waitCount"
      * parameter.
-     * Each sample is 16-bit signed PCM.
      *
      * obtainBuffer() and releaseBuffer() are deprecated for direct use by applications,
      * which should use write() or callback EVENT_MORE_DATA instead.
@@ -508,24 +521,29 @@
      *
      * Buffer fields
      * On entry:
-     *  frameCount  number of frames requested
+     *  frameCount  number of [empty slots for] frames requested
+     *  size        ignored
+     *  raw         ignored
      * After error return:
      *  frameCount  0
      *  size        0
      *  raw         undefined
      * After successful return:
-     *  frameCount  actual number of frames available, <= number requested
+     *  frameCount  actual number of [empty slots for] frames available, <= number requested
      *  size        actual number of bytes available
      *  raw         pointer to the buffer
      */
-
     /* FIXME Deprecated public API for TRANSFER_OBTAIN mode */
-            status_t    obtainBuffer(Buffer* audioBuffer, int32_t waitCount)
+            status_t    obtainBuffer(Buffer* audioBuffer, int32_t waitCount,
+                                size_t *nonContig = NULL)
                                 __attribute__((__deprecated__));
 
 private:
     /* If nonContig is non-NULL, it is an output parameter that will be set to the number of
-     * additional non-contiguous frames that are available immediately.
+     * additional non-contiguous frames that are predicted to be available immediately,
+     * if the client were to release the first frames and then call obtainBuffer() again.
+     * This value is only a prediction, and needs to be confirmed.
+     * It will be set to zero for an error return.
      * FIXME We could pass an array of Buffers instead of only one Buffer to obtainBuffer(),
      * in case the requested amount of frames is in two or more non-contiguous regions.
      * FIXME requested and elapsed are both relative times.  Consider changing to absolute time.
@@ -534,9 +552,17 @@
                                      struct timespec *elapsed = NULL, size_t *nonContig = NULL);
 public:
 
-    /* Release a filled buffer of "audioBuffer->frameCount" frames for AudioFlinger to process. */
+    /* Public API for TRANSFER_OBTAIN mode.
+     * Release a filled buffer of frames for AudioFlinger to process.
+     *
+     * Buffer fields:
+     *  frameCount  currently ignored but recommend to set to actual number of frames filled
+     *  size        actual number of bytes filled, must be multiple of frameSize
+     *  raw         ignored
+     *
+     */
     // FIXME make private when obtainBuffer() for TRANSFER_OBTAIN is removed
-            void        releaseBuffer(Buffer* audioBuffer);
+            void        releaseBuffer(const Buffer* audioBuffer);
 
     /* As a convenience we provide a write() interface to the audio buffer.
      * Input parameter 'size' is in byte units.
diff --git a/include/media/stagefright/BufferProducerWrapper.h b/include/media/stagefright/BufferProducerWrapper.h
index d8acf30..4caa2c6 100644
--- a/include/media/stagefright/BufferProducerWrapper.h
+++ b/include/media/stagefright/BufferProducerWrapper.h
@@ -19,6 +19,7 @@
 #define BUFFER_PRODUCER_WRAPPER_H_
 
 #include <gui/IGraphicBufferProducer.h>
+#include <media/stagefright/foundation/ABase.h>
 
 namespace android {
 
diff --git a/media/libmedia/AudioTrack.cpp b/media/libmedia/AudioTrack.cpp
index 1d5fc95..0ad9cc0 100644
--- a/media/libmedia/AudioTrack.cpp
+++ b/media/libmedia/AudioTrack.cpp
@@ -1002,7 +1002,9 @@
             // use case 1: shared buffer
             (mSharedBuffer != 0) ||
             // use case 2: callback transfer mode
-            (mTransfer == TRANSFER_CALLBACK)) &&
+            (mTransfer == TRANSFER_CALLBACK) ||
+            // use case 3: obtain/release mode
+            (mTransfer == TRANSFER_OBTAIN)) &&
             // matching sample rate
             (mSampleRate == afSampleRate))) {
         ALOGW("AUDIO_OUTPUT_FLAG_FAST denied by client");
@@ -1236,7 +1238,7 @@
     return status;
 }
 
-status_t AudioTrack::obtainBuffer(Buffer* audioBuffer, int32_t waitCount)
+status_t AudioTrack::obtainBuffer(Buffer* audioBuffer, int32_t waitCount, size_t *nonContig)
 {
     if (audioBuffer == NULL) {
         return BAD_VALUE;
@@ -1263,7 +1265,7 @@
         ALOGE("%s invalid waitCount %d", __func__, waitCount);
         requested = NULL;
     }
-    return obtainBuffer(audioBuffer, requested);
+    return obtainBuffer(audioBuffer, requested, NULL /*elapsed*/, nonContig);
 }
 
 status_t AudioTrack::obtainBuffer(Buffer* audioBuffer, const struct timespec *requested,
@@ -1338,8 +1340,9 @@
     return status;
 }
 
-void AudioTrack::releaseBuffer(Buffer* audioBuffer)
+void AudioTrack::releaseBuffer(const Buffer* audioBuffer)
 {
+    // FIXME add error checking on mode, by adding an internal version
     if (mTransfer == TRANSFER_SHARED) {
         return;
     }
diff --git a/media/libmediaplayerservice/MediaPlayerService.cpp b/media/libmediaplayerservice/MediaPlayerService.cpp
index 5e5d099..3a399af 100644
--- a/media/libmediaplayerservice/MediaPlayerService.cpp
+++ b/media/libmediaplayerservice/MediaPlayerService.cpp
@@ -290,8 +290,9 @@
     const sp<IServiceManager> sm(defaultServiceManager());
     if (sm != NULL) {
         const String16 name("batterystats");
+        // use checkService() to avoid blocking if service is not up yet
         sp<IBatteryStats> batteryStats =
-                interface_cast<IBatteryStats>(sm->getService(name));
+                interface_cast<IBatteryStats>(sm->checkService(name));
         if (batteryStats != NULL) {
             batteryStats->noteResetVideo();
             batteryStats->noteResetAudio();
diff --git a/media/libmediaplayerservice/tests/Android.mk b/media/libmediaplayerservice/tests/Android.mk
index 69d4ad1..7bc78ff 100644
--- a/media/libmediaplayerservice/tests/Android.mk
+++ b/media/libmediaplayerservice/tests/Android.mk
@@ -1,7 +1,6 @@
 # Build the unit tests.
 LOCAL_PATH:= $(call my-dir)
 include $(CLEAR_VARS)
-LOCAL_ADDITIONAL_DEPENDENCIES := $(LOCAL_PATH)/Android.mk
 
 LOCAL_MODULE := DrmSessionManager_test
 
@@ -19,13 +18,7 @@
 	frameworks/av/include \
 	frameworks/av/media/libmediaplayerservice \
 
+LOCAL_32_BIT_ONLY := true
+
 include $(BUILD_NATIVE_TEST)
 
-# Include subdirectory makefiles
-# ============================================================
-
-# If we're building with ONE_SHOT_MAKEFILE (mm, mmm), then what the framework
-# team really wants is to build the stuff defined by this makefile.
-ifeq (,$(ONE_SHOT_MAKEFILE))
-include $(call first-makefiles-under,$(LOCAL_PATH))
-endif
diff --git a/media/libmediaplayerservice/tests/DrmSessionManager_test.cpp b/media/libmediaplayerservice/tests/DrmSessionManager_test.cpp
index 782c1a5..27b482b 100644
--- a/media/libmediaplayerservice/tests/DrmSessionManager_test.cpp
+++ b/media/libmediaplayerservice/tests/DrmSessionManager_test.cpp
@@ -227,7 +227,7 @@
 
     // add a session from a higher priority process.
     sp<FakeDrm> drm = new FakeDrm;
-    const uint8_t ids[] = {456, 7890, 123};
+    const uint8_t ids[] = {1, 3, 5};
     Vector<uint8_t> sessionId;
     GetSessionId(ids, ARRAY_SIZE(ids), &sessionId);
     mDrmSessionManager->addSession(15, drm, sessionId);
diff --git a/media/libstagefright/codecs/aacdec/SoftAAC2.cpp b/media/libstagefright/codecs/aacdec/SoftAAC2.cpp
index 1505f08..10937ec 100644
--- a/media/libstagefright/codecs/aacdec/SoftAAC2.cpp
+++ b/media/libstagefright/codecs/aacdec/SoftAAC2.cpp
@@ -975,6 +975,7 @@
         mBufferSizes.clear();
         mDecodedSizes.clear();
         mLastInHeader = NULL;
+        mEndOfInput = false;
     } else {
         int avail;
         while ((avail = outputDelayRingBufferSamplesAvailable()) > 0) {
@@ -989,6 +990,7 @@
             mOutputBufferCount++;
         }
         mOutputDelayRingBufferReadPos = mOutputDelayRingBufferWritePos;
+        mEndOfOutput = false;
     }
 }
 
diff --git a/media/libstagefright/mpeg2ts/AnotherPacketSource.cpp b/media/libstagefright/mpeg2ts/AnotherPacketSource.cpp
index f266fe7..bb05417 100644
--- a/media/libstagefright/mpeg2ts/AnotherPacketSource.cpp
+++ b/media/libstagefright/mpeg2ts/AnotherPacketSource.cpp
@@ -91,13 +91,11 @@
     while (it != mBuffers.end()) {
         sp<ABuffer> buffer = *it;
         int32_t discontinuity;
-        if (buffer->meta()->findInt32("discontinuity", &discontinuity)) {
-            break;
-        }
-
-        sp<RefBase> object;
-        if (buffer->meta()->findObject("format", &object)) {
-            return mFormat = static_cast<MetaData*>(object.get());
+        if (!buffer->meta()->findInt32("discontinuity", &discontinuity)) {
+            sp<RefBase> object;
+            if (buffer->meta()->findObject("format", &object)) {
+                return mFormat = static_cast<MetaData*>(object.get());
+            }
         }
 
         ++it;
diff --git a/services/audioflinger/Threads.cpp b/services/audioflinger/Threads.cpp
index 3474f24..c1da6bc 100644
--- a/services/audioflinger/Threads.cpp
+++ b/services/audioflinger/Threads.cpp
@@ -741,6 +741,7 @@
         dprintf(fd, "thread %p may be deadlocked\n", this);
     }
 
+    dprintf(fd, "  Thread name: %s\n", mThreadName);
     dprintf(fd, "  I/O handle: %d\n", mId);
     dprintf(fd, "  TID: %d\n", getTid());
     dprintf(fd, "  Standby: %s\n", mStandby ? "yes" : "no");
@@ -764,6 +765,9 @@
     } else {
         dprintf(fd, " none\n");
     }
+    dprintf(fd, "  Output device: %#x (%s)\n", mOutDevice, devicesToString(mOutDevice).string());
+    dprintf(fd, "  Input device: %#x (%s)\n", mInDevice, devicesToString(mInDevice).string());
+    dprintf(fd, "  Audio source: %d (%s)\n", mAudioSource, sourceToString(mAudioSource));
 
     if (locked) {
         mLock.unlock();
@@ -1479,6 +1483,9 @@
 void AudioFlinger::PlaybackThread::dumpInternals(int fd, const Vector<String16>& args)
 {
     dprintf(fd, "\nOutput thread %p type %d (%s):\n", this, type(), threadTypeToString(type()));
+
+    dumpBase(fd, args);
+
     dprintf(fd, "  Normal frame count: %zu\n", mNormalFrameCount);
     dprintf(fd, "  Last write occurred (msecs): %llu\n", ns2ms(systemTime() - mLastWriteTime));
     dprintf(fd, "  Total writes: %d\n", mNumWrites);
@@ -1493,8 +1500,6 @@
     audio_output_flags_t flags = output != NULL ? output->flags : AUDIO_OUTPUT_FLAG_NONE;
     String8 flagsAsString = outputFlagsToString(flags);
     dprintf(fd, "  AudioStreamOut: %p flags %#x (%s)\n", output, flags, flagsAsString.string());
-
-    dumpBase(fd, args);
 }
 
 // Thread virtuals
@@ -1545,9 +1550,10 @@
               (
                 (sharedBuffer != 0)
               ) ||
-              // use case 2: callback handler and frame count is default or at least as large as HAL
+              // use case 2: frame count is default or at least as large as HAL
               (
-                (tid != -1) &&
+                // we formerly checked for a callback handler (non-0 tid),
+                // but that is no longer required for TRANSFER_OBTAIN mode
                 ((frameCount == 0) ||
                 (frameCount >= mFrameCount))
               )
@@ -6151,15 +6157,13 @@
 {
     dprintf(fd, "\nInput thread %p:\n", this);
 
-    if (mActiveTracks.size() > 0) {
-        dprintf(fd, "  Buffer size: %zu bytes\n", mBufferSize);
-    } else {
+    dumpBase(fd, args);
+
+    if (mActiveTracks.size() == 0) {
         dprintf(fd, "  No active record clients\n");
     }
     dprintf(fd, "  Fast capture thread: %s\n", hasFastCapture() ? "yes" : "no");
     dprintf(fd, "  Fast track available: %s\n", mFastTrackAvail ? "yes" : "no");
-
-    dumpBase(fd, args);
 }
 
 void AudioFlinger::RecordThread::dumpTracks(int fd, const Vector<String16>& args __unused)