Index: remoting/host/desktop_session_agent.cc |
diff --git a/remoting/host/desktop_session_agent.cc b/remoting/host/desktop_session_agent.cc |
index 36643695a99f0b5360ffd63b0154fa1b3549cc31..1927c4f9a060a3300c14cc4b5ac65e7fe590b392 100644 |
--- a/remoting/host/desktop_session_agent.cc |
+++ b/remoting/host/desktop_session_agent.cc |
@@ -9,27 +9,35 @@ |
#include "ipc/ipc_message.h" |
#include "ipc/ipc_message_macros.h" |
#include "remoting/base/auto_thread_task_runner.h" |
+#include "remoting/base/capture_data.h" |
#include "remoting/host/chromoting_messages.h" |
+#include "remoting/proto/control.pb.h" |
namespace remoting { |
DesktopSessionAgent::~DesktopSessionAgent() { |
- DCHECK(caller_task_runner()->BelongsToCurrentThread()); |
+ DCHECK(!video_capturer_); |
} |
bool DesktopSessionAgent::OnMessageReceived(const IPC::Message& message) { |
DCHECK(caller_task_runner()->BelongsToCurrentThread()); |
- NOTIMPLEMENTED(); |
- return false; |
+ bool handled = true; |
+ IPC_BEGIN_MESSAGE_MAP(DesktopSessionAgent, message) |
+ IPC_MESSAGE_HANDLER(ChromotingNetworkDesktopMsg_CaptureFrame, |
+ OnCaptureFrame) |
+ IPC_MESSAGE_HANDLER(ChromotingNetworkDesktopMsg_InvalidateRegion, |
+ OnInvalidateRegion) |
+ IPC_MESSAGE_HANDLER(ChromotingNetworkDesktopMsg_SharedBufferRegistered, |
+ OnSharedBufferRegistered) |
+ IPC_END_MESSAGE_MAP() |
+ return handled; |
} |
void DesktopSessionAgent::OnChannelConnected(int32 peer_pid) { |
DCHECK(caller_task_runner()->BelongsToCurrentThread()); |
VLOG(1) << "IPC: desktop <- network (" << peer_pid << ")"; |
- |
- NOTIMPLEMENTED(); |
} |
void DesktopSessionAgent::OnChannelError() { |
@@ -42,19 +50,162 @@ void DesktopSessionAgent::OnChannelError() { |
done_task_.Run(); |
} |
+void DesktopSessionAgent::RegisterSharedBuffer( |
+ scoped_refptr<SharedBuffer> buffer) { |
+ DCHECK(video_capture_task_runner()->BelongsToCurrentThread()); |
+ DCHECK(buffer->id() == 0); |
+ |
+ // Use buffer's address as its ID. |
Wez
2012/11/16 23:37:31
Do we care that that discloses information about t
alexeypa (please no reviews)
2012/11/19 21:46:25
I don't see how it can be exploited.
|
+ buffer->set_id(reinterpret_cast<intptr_t>(buffer.get())); |
+ shared_buffers_.push_back(buffer); |
+ |
+ SendToNetwork(new ChromotingDesktopNetworkMsg_RegisterSharedBuffer( |
+ buffer->id(), buffer->handle(), buffer->size())); |
+} |
+ |
+void DesktopSessionAgent::DropSharedBuffer(intptr_t id) { |
+ DCHECK(video_capture_task_runner()->BelongsToCurrentThread()); |
+ DCHECK(id != 0); |
+ |
+ SendToNetwork(new ChromotingDesktopNetworkMsg_DropSharedBuffer(id)); |
+} |
+ |
+void DesktopSessionAgent::OnCaptureCompleted( |
+ scoped_refptr<CaptureData> capture_data) { |
+ DCHECK(video_capture_task_runner()->BelongsToCurrentThread()); |
+ |
+ // Serialize CaptureData |
+ SerializedCapturedData serialized_data; |
+ serialized_data.shared_buffer_id = capture_data->shared_buffer()->id(); |
+ serialized_data.dimensions = capture_data->size(); |
+ serialized_data.pixel_format = capture_data->pixel_format(); |
+ serialized_data.capture_time_ms = capture_data->capture_time_ms(); |
+ serialized_data.client_sequence_number = |
+ capture_data->client_sequence_number(); |
+ serialized_data.dpi = capture_data->dpi(); |
+ for (SkRegion::Iterator i(capture_data->dirty_region()); !i.done(); i.next()) |
+ serialized_data.dirty_region.push_back(i.rect()); |
+ |
+ SendToNetwork( |
+ new ChromotingDesktopNetworkMsg_CaptureCompleted(serialized_data)); |
+} |
+ |
+void DesktopSessionAgent::OnCursorShapeChanged( |
+ scoped_ptr<protocol::CursorShapeInfo> cursor_shape) { |
+ DCHECK(video_capture_task_runner()->BelongsToCurrentThread()); |
+ |
+ NOTIMPLEMENTED(); |
+} |
+ |
bool DesktopSessionAgent::Start(const base::Closure& done_task, |
IPC::PlatformFileForTransit* desktop_pipe_out) { |
DCHECK(caller_task_runner()->BelongsToCurrentThread()); |
done_task_ = done_task; |
- return DoCreateNetworkChannel(desktop_pipe_out, &network_channel_); |
+ if (!DoCreateNetworkChannel(desktop_pipe_out, &network_channel_)) |
+ return false; |
+ |
+ // Start the video capturer. |
+ video_capture_task_runner()->PostTask( |
+ FROM_HERE, base::Bind(&DesktopSessionAgent::StartVideoCapturer, this)); |
+ return true; |
+} |
+ |
+void DesktopSessionAgent::Stop() { |
Wez
2012/11/16 23:37:31
Thread check?
alexeypa (please no reviews)
2012/11/19 21:46:25
Done.
|
+ // Stop the video capturer. |
+ video_capture_task_runner()->PostTask( |
+ FROM_HERE, base::Bind(&DesktopSessionAgent::StopVideoCapturer, this)); |
+} |
+ |
+void DesktopSessionAgent::InvalidateRegion( |
+ scoped_ptr<SkRegion> invalid_region) { |
+ DCHECK(video_capture_task_runner()->BelongsToCurrentThread()); |
+ |
+ video_capturer_->InvalidateRegion(*invalid_region); |
+} |
+ |
+void DesktopSessionAgent::OnCaptureFrame() { |
+ if (!video_capture_task_runner()->BelongsToCurrentThread()) { |
+ video_capture_task_runner()->PostTask( |
+ FROM_HERE, |
+ base::Bind(&DesktopSessionAgent::OnCaptureFrame, this)); |
+ return; |
+ } |
+ |
+ video_capturer_->CaptureInvalidRegion(); |
+} |
+ |
+void DesktopSessionAgent::OnInvalidateRegion( |
+ const std::vector<SkIRect>& invalid_region) { |
Wez
2012/11/16 23:37:31
nit: invalid_rects or region_rects
alexeypa (please no reviews)
2012/11/19 21:46:25
Done.
|
+ DCHECK(caller_task_runner()->BelongsToCurrentThread()); |
+ |
+ scoped_ptr<SkRegion> region(new SkRegion()); |
+ region->setRects(&invalid_region[0], invalid_region.size()); |
+ |
+ video_capture_task_runner()->PostTask( |
+ FROM_HERE, base::Bind(&DesktopSessionAgent::InvalidateRegion, this, |
+ base::Passed(®ion))); |
Wez
2012/11/16 23:37:31
Hmmmm; this is the sort of glue I'd hoped to avoid
alexeypa (please no reviews)
2012/11/19 21:46:25
VideoFrameCapturer is designed to run on a single
|
+} |
+ |
+void DesktopSessionAgent::OnSharedBufferRegistered(intptr_t id) { |
+ if (!video_capture_task_runner()->BelongsToCurrentThread()) { |
+ video_capture_task_runner()->PostTask( |
+ FROM_HERE, |
+ base::Bind(&DesktopSessionAgent::OnSharedBufferRegistered, this, id)); |
+ return; |
+ } |
+ |
+ // Drop the cached reference to the buffer. |
+ SharedBuffers::iterator i = shared_buffers_.begin(); |
+ for (; i != shared_buffers_.end(); ++i) { |
+ if ((*i)->id() == id) { |
+ shared_buffers_.erase(i); |
+ break; |
+ } |
+ } |
+} |
+ |
+void DesktopSessionAgent::SendToNetwork(IPC::Message* message) { |
Wez
2012/11/16 23:37:31
nit: SendIpcToNetwork?
alexeypa (please no reviews)
2012/11/19 21:46:25
I don't think so:
1. There are other SendToXxx wr
|
+ if (!caller_task_runner()->BelongsToCurrentThread()) { |
+ caller_task_runner()->PostTask( |
+ FROM_HERE, |
+ base::Bind(&DesktopSessionAgent::SendToNetwork, this, message)); |
+ return; |
+ } |
+ |
+ if (network_channel_) { |
+ network_channel_->Send(message); |
+ } else { |
+ delete message; |
+ } |
+} |
+ |
+void DesktopSessionAgent::StartVideoCapturer() { |
+ DCHECK(video_capture_task_runner()->BelongsToCurrentThread()); |
+ |
+ video_capturer_.reset(VideoFrameCapturer::Create()); |
+ video_capturer_->UseSharedBuffers(this); |
+ video_capturer_->Start(this); |
+} |
+ |
+void DesktopSessionAgent::StopVideoCapturer() { |
+ DCHECK(video_capture_task_runner()->BelongsToCurrentThread()); |
+ |
+ video_capturer_->Stop(); |
+ video_capturer_->UseSharedBuffers(NULL); |
Wez
2012/11/16 23:37:31
Why do you need to NULL the buffer allocator / sen
alexeypa (please no reviews)
2012/11/19 21:46:25
Done.
|
+ video_capturer_.reset(); |
+ |
+ // Free any shared buffers left. |
+ shared_buffers_.clear(); |
} |
DesktopSessionAgent::DesktopSessionAgent( |
scoped_refptr<AutoThreadTaskRunner> caller_task_runner, |
- scoped_refptr<AutoThreadTaskRunner> io_task_runner) |
+ scoped_refptr<AutoThreadTaskRunner> io_task_runner, |
+ scoped_refptr<AutoThreadTaskRunner> video_capture_task_runner) |
: caller_task_runner_(caller_task_runner), |
- io_task_runner_(io_task_runner) { |
+ io_task_runner_(io_task_runner), |
+ video_capture_task_runner_(video_capture_task_runner) { |
DCHECK(caller_task_runner_->BelongsToCurrentThread()); |
} |