Add support for drawing video onto a Java ByteBuffer

remoting/client/jni/chromoting_jni.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "remoting/client/jni/chromoting_jni.h"
 
 #include "base/android/base_jni_registrar.h"
 #include "base/android/jni_android.h"
 #include "base/memory/singleton.h"
 #include "net/android/net_jni_registrar.h"
 #include "remoting/base/url_request_context.h"
-#include "remoting/client/jni/chromoting_jni_instance.h"
 
 namespace remoting {
 
 // static
 ChromotingJni* ChromotingJni::GetInstance() {
   return Singleton<ChromotingJni>::get();
 }
 
 ChromotingJni::ChromotingJni() {
   JNIEnv* env = base::android::AttachCurrentThread();
@@ skipping 76 matching lines @@
 
 void ChromotingJni::DisplayAuthenticationPrompt() {
   DCHECK(ui_task_runner_->BelongsToCurrentThread());
 
   JNIEnv* env = base::android::AttachCurrentThread();
   env->CallStaticVoidMethod(
       class_,
       env->GetStaticMethodID(class_, "displayAuthenticationPrompt", "()V"));
 }
 
+void ChromotingJni::UpdateImageBuffer(int width, int height, jobject buffer) {
+  DCHECK(display_task_runner_->BelongsToCurrentThread());
+
+  JNIEnv* env = base::android::AttachCurrentThread();
+  env->SetStaticIntField(
+      class_,
+      env->GetStaticFieldID(class_, "width", "I"),
+      width);
+  env->SetStaticIntField(
+      class_,
+      env->GetStaticFieldID(class_, "height", "I"),
+      height);
+  env->SetStaticObjectField(
+      class_,
+      env->GetStaticFieldID(class_, "buffer", "Ljava/nio/ByteBuffer;"),
+      buffer);
+}
+
+void ChromotingJni::RedrawCanvas() {
+  DCHECK(display_task_runner_->BelongsToCurrentThread());
+
+  JNIEnv* env = base::android::AttachCurrentThread();
+  env->CallStaticVoidMethod(
+      class_,
+      env->GetStaticMethodID(class_, "redrawGraphicsInternal", "()V"));
+}
+
 }  // namespace remoting