Change PeerConnectionFactory.setVideoHwAccelerationOptions to create shared Egl context for harware…

talk/app/webrtc/java/jni/eglbase_jni.cc

Index: talk/app/webrtc/java/jni/eglbase_jni.cc
diff --git a/talk/app/webrtc/java/jni/eglbase_jni.cc b/talk/app/webrtc/java/jni/eglbase_jni.cc
new file mode 100644
index 0000000000000000000000000000000000000000..b91aa390f06704749ad8ede6a6cf5a3974f76854
--- /dev/null
+++ b/talk/app/webrtc/java/jni/eglbase_jni.cc
@@ -0,0 +1,90 @@
+/*
+ * libjingle
+ * Copyright 2016 Google Inc.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ *  1. Redistributions of source code must retain the above copyright notice,
+ *     this list of conditions and the following disclaimer.
+ *  2. Redistributions in binary form must reproduce the above copyright notice,
+ *     this list of conditions and the following disclaimer in the documentation
+ *     and/or other materials provided with the distribution.
+ *  3. The name of the author may not be used to endorse or promote products
+ *     derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
+ * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
+ * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#include "talk/app/webrtc/java/jni/eglbase_jni.h"
+
+#include "talk/app/webrtc/java/jni/androidmediacodeccommon.h"
+#include "talk/app/webrtc/java/jni/classreferenceholder.h"
+#include "talk/app/webrtc/java/jni/jni_helpers.h"
+
+namespace webrtc_jni {
+
+EglBase::EglBase() {
+}
+
+EglBase::~EglBase() {
+  if (egl_base_) {
+    JNIEnv* jni = AttachCurrentThreadIfNeeded();
+    jni->DeleteGlobalRef(egl_base_context_);
+    egl_base_context_ = nullptr;
+    jni->CallVoidMethod(egl_base_,
+                        GetMethodID(jni,
+                                    FindClass(jni, "org/webrtc/EglBase"),
+                                    "release", "()V"));
+    jni->DeleteGlobalRef(egl_base_);
+  }
+}
+
+bool EglBase::CreateEglBase(JNIEnv* jni, jobject egl_context) {
+  if (egl_base_) {
+    jni->DeleteGlobalRef(egl_base_context_);
+    egl_base_context_ = nullptr;
+    jni->CallVoidMethod(egl_base_,
+                        GetMethodID(jni,
+                                    FindClass(jni, "org/webrtc/EglBase"),
+                                    "release", "()V"));
+    jni->DeleteGlobalRef(egl_base_);
+    egl_base_ = nullptr;
+  }
+
+  if (IsNull(jni, egl_context))
+    return false;
+
+  jobject egl_base = jni->CallStaticObjectMethod(
+      FindClass(jni, "org/webrtc/EglBase"),
+      GetStaticMethodID(jni,
+                        FindClass(jni, "org/webrtc/EglBase"),
+                        "create",
+                        "(Lorg/webrtc/EglBase$Context;)Lorg/webrtc/EglBase;"),
+                        egl_context);
+  if (CheckException(jni))
+    return false;
+
+  egl_base_ = jni->NewGlobalRef(egl_base);
+  egl_base_context_ =  jni->NewGlobalRef(
+      jni->CallObjectMethod(
+          egl_base_,
+          GetMethodID(jni,
+                      FindClass(jni, "org/webrtc/EglBase"),
+                      "getEglBaseContext",
+                      "()Lorg/webrtc/EglBase$Context;")));
+  RTC_CHECK(egl_base_context_);
+  return true;
+}
+
+}  // namespace webrtc_jni