Widevine HLS live stream support for L1 secure playback.

Check in for Jeff Tinker.
BUG 5081725

Change-Id: If1d828e97319788ab52c6f15a7782a1da63d8f20

proprietary/wvm/WVMMediaSource.cpp

@@ -82,14 +82,18 @@ void WVMMediaSource::allocBufferGroup()
 
 status_t WVMMediaSource::setBuffers(const Vector<MediaBuffer *> &buffers) {
 #ifdef REQUIRE_SECURE_BUFFERS
-  LOGI("Using codec-supplied buffers");
+  if (!mIsLiveStream) {
+      LOGI("Using codec-supplied buffers");
 
-  delete mGroup;
+      delete mGroup;
-  mGroup = new MediaBufferGroup;
+      mGroup = new MediaBufferGroup;
-  for (size_t i = 0; i < buffers.size(); ++i) {
+      for (size_t i = 0; i < buffers.size(); ++i) {
-    mGroup->add_buffer(buffers.itemAt(i));
+        mGroup->add_buffer(buffers.itemAt(i));
+      }
+      return OK;
+  } else {
+      return ERROR_UNSUPPORTED;
   }
-  return OK;
 #else
   return ERROR_UNSUPPORTED;
 #endif
@@ -118,11 +122,11 @@ status_t WVMMediaSource::start(MetaData *)
         }
 
 #ifndef REQUIRE_SECURE_BUFFERS
-	allocBufferGroup();
+        allocBufferGroup();
 #endif
     } else {
-      // audio
+        // audio
-      allocBufferGroup();
+        allocBufferGroup();
     }
 
     return OK;
@@ -160,7 +164,7 @@ sp<MetaData> WVMMediaSource::getFormat()
     Mutex::Autolock autoLock(mLock);
 
 #ifdef REQUIRE_SECURE_BUFFERS
-    if (mESSelector == WV_EsSelector_Video) {
+    if (!mIsLiveStream && (mESSelector == WV_EsSelector_Video)) {
       mTrackMetaData->setInt32(kKeyRequiresSecureBuffers, true);
     }
 #endif