| // Copyright (c) 2012 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 "content/renderer/gpu/stream_texture_host_android.h" |
| |
| #include "content/common/gpu/client/gpu_channel_host.h" |
| #include "content/common/gpu/gpu_messages.h" |
| #include "content/renderer/render_thread_impl.h" |
| #include "ipc/ipc_message_macros.h" |
| |
| namespace content { |
| |
| StreamTextureHost::StreamTextureHost(GpuChannelHost* channel) |
| : route_id_(MSG_ROUTING_NONE), |
| stream_id_(0), |
| listener_(NULL), |
| channel_(channel), |
| weak_ptr_factory_(this) { |
| DCHECK(channel); |
| } |
| |
| StreamTextureHost::~StreamTextureHost() { |
| if (channel_.get() && route_id_ != MSG_ROUTING_NONE) |
| channel_->RemoveRoute(route_id_); |
| } |
| |
| bool StreamTextureHost::Initialize(int32 stream_id) { |
| if (channel_.get() && stream_id) { |
| if (channel_->Send(new GpuChannelMsg_RegisterStreamTextureProxy( |
| stream_id, &route_id_))) { |
| stream_id_ = stream_id; |
| channel_->AddRoute(route_id_, weak_ptr_factory_.GetWeakPtr()); |
| } |
| return true; |
| } |
| |
| return false; |
| } |
| |
| bool StreamTextureHost::OnMessageReceived(const IPC::Message& message) { |
| bool handled = true; |
| IPC_BEGIN_MESSAGE_MAP(StreamTextureHost, message) |
| IPC_MESSAGE_HANDLER(GpuStreamTextureMsg_FrameAvailable, |
| OnFrameAvailable); |
| IPC_MESSAGE_HANDLER(GpuStreamTextureMsg_MatrixChanged, |
| OnMatrixChanged); |
| IPC_MESSAGE_UNHANDLED(handled = false) |
| IPC_END_MESSAGE_MAP() |
| DCHECK(handled); |
| return handled; |
| } |
| |
| void StreamTextureHost::EstablishPeer(int32 primary_id, int32 secondary_id) { |
| if (channel_.get()) { |
| channel_->Send(new GpuChannelMsg_EstablishStreamTexture( |
| stream_id_, primary_id, secondary_id)); |
| } |
| } |
| void StreamTextureHost::OnChannelError() { |
| } |
| |
| void StreamTextureHost::OnFrameAvailable() { |
| if (listener_) |
| listener_->OnFrameAvailable(); |
| } |
| |
| void StreamTextureHost::OnMatrixChanged( |
| const GpuStreamTextureMsg_MatrixChanged_Params& params) { |
| COMPILE_ASSERT(sizeof(params) == sizeof(float) * 16, |
| bad_GpuStreamTextureMsg_MatrixChanged_Params_format); |
| if (listener_) |
| listener_->OnMatrixChanged((const float*)¶ms); |
| } |
| |
| } // namespace content |