chromecast/browser/android/external_video_surface_container_impl.cc

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chromecast/browser/android/external_video_surface_container_impl.h"
   6
   7 #include "base/android/jni_android.h"
   8 #include "content/public/browser/android/content_view_core.h"
   9 #include "jni/ExternalVideoSurfaceContainer_jni.h"
  10 #include "ui/gfx/geometry/rect_f.h"
  11
  12 namespace chromecast {
  13 namespace shell {
  14
  15 ExternalVideoSurfaceContainerImpl::ExternalVideoSurfaceContainerImpl(
  16     content::WebContents* web_contents) {
  17   content::ContentViewCore* cvc =
  18       content::ContentViewCore::FromWebContents(web_contents);
  19   if (cvc) {
  20     JNIEnv* env = base::android::AttachCurrentThread();
  21     jobject_.Reset(
  22         Java_ExternalVideoSurfaceContainer_create(
  23             env, reinterpret_cast<intptr_t>(this), cvc->GetJavaObject().obj()));
  24   }
  25 }
  26
  27 ExternalVideoSurfaceContainerImpl::~ExternalVideoSurfaceContainerImpl() {
  28   JNIEnv* env = base::android::AttachCurrentThread();
  29   Java_ExternalVideoSurfaceContainer_destroy(env, jobject_.obj());
  30   jobject_.Reset();
  31 }
  32
  33 void ExternalVideoSurfaceContainerImpl::RequestExternalVideoSurface(
  34     int player_id,
  35     const SurfaceCreatedCB& surface_created_cb,
  36     const SurfaceDestroyedCB& surface_destroyed_cb) {
  37   surface_created_cb_ = surface_created_cb;
  38   surface_destroyed_cb_ = surface_destroyed_cb;
  39
  40   JNIEnv* env = base::android::AttachCurrentThread();
  41   Java_ExternalVideoSurfaceContainer_requestExternalVideoSurface(
  42       env, jobject_.obj(), static_cast<jint>(player_id));
  43 }
  44
  45 int ExternalVideoSurfaceContainerImpl::GetCurrentPlayerId() {
  46   JNIEnv* env = base::android::AttachCurrentThread();
  47
  48   int current_player = static_cast<int>(
  49       Java_ExternalVideoSurfaceContainer_getCurrentPlayerId(
  50           env, jobject_.obj()));
  51
  52   if (current_player < 0)
  53     return kInvalidPlayerId;
  54   else
  55     return current_player;
  56 }
  57
  58 void ExternalVideoSurfaceContainerImpl::ReleaseExternalVideoSurface(
  59     int player_id) {
  60   JNIEnv* env = base::android::AttachCurrentThread();
  61   Java_ExternalVideoSurfaceContainer_releaseExternalVideoSurface(
  62       env, jobject_.obj(), static_cast<jint>(player_id));
  63
  64   surface_created_cb_.Reset();
  65   surface_destroyed_cb_.Reset();
  66 }
  67
  68 void ExternalVideoSurfaceContainerImpl::OnFrameInfoUpdated() {
  69   JNIEnv* env = base::android::AttachCurrentThread();
  70   Java_ExternalVideoSurfaceContainer_onFrameInfoUpdated(env, jobject_.obj());
  71 }
  72
  73 void ExternalVideoSurfaceContainerImpl::OnExternalVideoSurfacePositionChanged(
  74     int player_id, const gfx::RectF& rect) {
  75   JNIEnv* env = base::android::AttachCurrentThread();
  76   Java_ExternalVideoSurfaceContainer_onExternalVideoSurfacePositionChanged(
  77       env,
  78       jobject_.obj(),
  79       static_cast<jint>(player_id),
  80       static_cast<jfloat>(rect.x()),
  81       static_cast<jfloat>(rect.y()),
  82       static_cast<jfloat>(rect.x() + rect.width()),
  83       static_cast<jfloat>(rect.y() + rect.height()));
  84 }
  85
  86 // Methods called from Java.
  87 void ExternalVideoSurfaceContainerImpl::SurfaceCreated(
  88     JNIEnv* env, jobject obj, jint player_id, jobject jsurface) {
  89   if (!surface_created_cb_.is_null())
  90     surface_created_cb_.Run(static_cast<int>(player_id), jsurface);
  91 }
  92
  93 void ExternalVideoSurfaceContainerImpl::SurfaceDestroyed(
  94     JNIEnv* env, jobject obj, jint player_id) {
  95   if (!surface_destroyed_cb_.is_null())
  96     surface_destroyed_cb_.Run(static_cast<int>(player_id));
  97 }
  98
  99 bool RegisterExternalVideoSurfaceContainer(JNIEnv* env) {
 100   return RegisterNativesImpl(env);
 101 }
 102
 103 }  // namespace shell
 104 }  // namespace chromecast