2 files changed, 44 insertions, 4 deletions

diff --git a/include/media/stagefright/MediaCodec.h b/include/media/stagefright/MediaCodec.h
index cacfa54..b1e57cf 100644
--- a/include/media/stagefright/MediaCodec.h
+++ b/include/media/stagefright/MediaCodec.h
@@ -113,6 +113,8 @@ struct MediaCodec : public AHandler {
     // pending, an error is pending.
     void requestActivityNotification(const sp<AMessage> &notify);
 
+    status_t getName(AString *componentName) const;
+
 protected:
     virtual ~MediaCodec();
     virtual void onMessageReceived(const sp<AMessage> &msg);
@@ -154,6 +156,7 @@ private:
         kWhatCodecNotify                    = 'codc',
         kWhatRequestIDRFrame                = 'ridr',
         kWhatRequestActivityNotification    = 'racN',
+        kWhatGetName                        = 'getN',
     };
 
     enum {
@@ -178,6 +181,7 @@ private:
     sp<ALooper> mLooper;
     sp<ALooper> mCodecLooper;
     sp<ACodec> mCodec;
+    AString mComponentName;
     uint32_t mReplyID;
     uint32_t mFlags;
     sp<SurfaceTextureClient> mNativeWindow;
diff --git a/media/libstagefright/MediaCodec.cpp b/media/libstagefright/MediaCodec.cpp
index 56e6df0..cb8a651 100644
--- a/media/libstagefright/MediaCodec.cpp
+++ b/media/libstagefright/MediaCodec.cpp
@@ -302,6 +302,20 @@ status_t MediaCodec::getOutputFormat(sp<AMessage> *format) const {
     return OK;
 }
 
+status_t MediaCodec::getName(AString *name) const {
+    sp<AMessage> msg = new AMessage(kWhatGetName, id());
+
+    sp<AMessage> response;
+    status_t err;
+    if ((err = PostAndAwaitResponse(msg, &response)) != OK) {
+        return err;
+    }
+
+    CHECK(response->findString("name", name));
+
+    return OK;
+}
+
 status_t MediaCodec::getInputBuffers(Vector<sp<ABuffer> > *buffers) const {
     sp<AMessage> msg = new AMessage(kWhatGetBuffers, id());
     msg->setInt32("portIndex", kPortIndexInput);
@@ -534,16 +548,15 @@ void MediaCodec::onMessageReceived(const sp<AMessage> &msg) {
                     CHECK_EQ(mState, INITIALIZING);
                     setState(INITIALIZED);
 
-                    AString componentName;
-                    CHECK(msg->findString("componentName", &componentName));
+                    CHECK(msg->findString("componentName", &mComponentName));
 
-                    if (componentName.startsWith("OMX.google.")) {
+                    if (mComponentName.startsWith("OMX.google.")) {
                         mFlags |= kFlagIsSoftwareCodec;
                     } else {
                         mFlags &= ~kFlagIsSoftwareCodec;
                     }
 
-                    if (componentName.endsWith(".secure")) {
+                    if (mComponentName.endsWith(".secure")) {
                         mFlags |= kFlagIsSecure;
                     } else {
                         mFlags &= ~kFlagIsSecure;
@@ -1171,6 +1184,25 @@ void MediaCodec::onMessageReceived(const sp<AMessage> &msg) {
             break;
         }
 
+        case kWhatGetName:
+        {
+            uint32_t replyID;
+            CHECK(msg->senderAwaitsResponse(&replyID));
+
+            if (mComponentName.empty()) {
+                sp<AMessage> response = new AMessage;
+                response->setInt32("err", INVALID_OPERATION);
+
+                response->postReply(replyID);
+                break;
+            }
+
+            sp<AMessage> response = new AMessage;
+            response->setString("name", mComponentName.c_str());
+            response->postReply(replyID);
+            break;
+        }
+
         default:
             TRESPASS();
     }
@@ -1240,6 +1272,10 @@ void MediaCodec::setState(State newState) {
         mActivityNotify.clear();
     }
 
+    if (newState == UNINITIALIZED) {
+        mComponentName.clear();
+    }
+
     mState = newState;
 
     cancelPendingDequeueOperations();