| // 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/host/chromoting_param_traits.h" |
| |
| #include "base/strings/stringprintf.h" |
| #include "third_party/webrtc/modules/desktop_capture/desktop_frame.h" |
| |
| namespace IPC { |
| |
| // static |
| void ParamTraits<webrtc::DesktopVector>::Write(Message* m, |
| const webrtc::DesktopVector& p) { |
| m->WriteInt(p.x()); |
| m->WriteInt(p.y()); |
| } |
| |
| // static |
| bool ParamTraits<webrtc::DesktopVector>::Read(const Message* m, |
| PickleIterator* iter, |
| webrtc::DesktopVector* r) { |
| int x, y; |
| if (!iter->ReadInt(&x) || !iter->ReadInt(&y)) |
| return false; |
| *r = webrtc::DesktopVector(x, y); |
| return true; |
| } |
| |
| // static |
| void ParamTraits<webrtc::DesktopVector>::Log(const webrtc::DesktopVector& p, |
| std::string* l) { |
| l->append(base::StringPrintf("webrtc::DesktopVector(%d, %d)", |
| p.x(), p.y())); |
| } |
| |
| // static |
| void ParamTraits<webrtc::DesktopSize>::Write(Message* m, |
| const webrtc::DesktopSize& p) { |
| m->WriteInt(p.width()); |
| m->WriteInt(p.height()); |
| } |
| |
| // static |
| bool ParamTraits<webrtc::DesktopSize>::Read(const Message* m, |
| PickleIterator* iter, |
| webrtc::DesktopSize* r) { |
| int width, height; |
| if (!iter->ReadInt(&width) || !iter->ReadInt(&height)) |
| return false; |
| *r = webrtc::DesktopSize(width, height); |
| return true; |
| } |
| |
| // static |
| void ParamTraits<webrtc::DesktopSize>::Log(const webrtc::DesktopSize& p, |
| std::string* l) { |
| l->append(base::StringPrintf("webrtc::DesktopSize(%d, %d)", |
| p.width(), p.height())); |
| } |
| |
| // static |
| void ParamTraits<webrtc::DesktopRect>::Write(Message* m, |
| const webrtc::DesktopRect& p) { |
| m->WriteInt(p.left()); |
| m->WriteInt(p.top()); |
| m->WriteInt(p.right()); |
| m->WriteInt(p.bottom()); |
| } |
| |
| // static |
| bool ParamTraits<webrtc::DesktopRect>::Read(const Message* m, |
| PickleIterator* iter, |
| webrtc::DesktopRect* r) { |
| int left, right, top, bottom; |
| if (!iter->ReadInt(&left) || !iter->ReadInt(&top) || |
| !iter->ReadInt(&right) || !iter->ReadInt(&bottom)) { |
| return false; |
| } |
| *r = webrtc::DesktopRect::MakeLTRB(left, top, right, bottom); |
| return true; |
| } |
| |
| // static |
| void ParamTraits<webrtc::DesktopRect>::Log(const webrtc::DesktopRect& p, |
| std::string* l) { |
| l->append(base::StringPrintf("webrtc::DesktopRect(%d, %d, %d, %d)", |
| p.left(), p.top(), p.right(), p.bottom())); |
| } |
| |
| // static |
| void ParamTraits<webrtc::MouseCursor>::Write( |
| Message* m, |
| const webrtc::MouseCursor& p) { |
| ParamTraits<webrtc::DesktopSize>::Write(m, p.image()->size()); |
| |
| // Data is serialized in such a way that size is exactly width * height * |
| // |kBytesPerPixel|. |
| std::string data; |
| uint8_t* current_row = p.image()->data(); |
| for (int y = 0; y < p.image()->size().height(); ++y) { |
| data.append(current_row, |
| current_row + p.image()->size().width() * |
| webrtc::DesktopFrame::kBytesPerPixel); |
| current_row += p.image()->stride(); |
| } |
| m->WriteData(reinterpret_cast<const char*>(p.image()->data()), data.size()); |
| |
| ParamTraits<webrtc::DesktopVector>::Write(m, p.hotspot()); |
| } |
| |
| // static |
| bool ParamTraits<webrtc::MouseCursor>::Read( |
| const Message* m, |
| PickleIterator* iter, |
| webrtc::MouseCursor* r) { |
| webrtc::DesktopSize size; |
| if (!ParamTraits<webrtc::DesktopSize>::Read(m, iter, &size) || |
| size.width() <= 0 || size.width() > (SHRT_MAX / 2) || |
| size.height() <= 0 || size.height() > (SHRT_MAX / 2)) { |
| return false; |
| } |
| |
| const int expected_length = |
| size.width() * size.height() * webrtc::DesktopFrame::kBytesPerPixel; |
| |
| const char* data; |
| int data_length; |
| if (!iter->ReadData(&data, &data_length) || data_length != expected_length) |
| return false; |
| |
| webrtc::DesktopVector hotspot; |
| if (!ParamTraits<webrtc::DesktopVector>::Read(m, iter, &hotspot)) |
| return false; |
| |
| webrtc::BasicDesktopFrame* image = new webrtc::BasicDesktopFrame(size); |
| memcpy(image->data(), data, data_length); |
| |
| r->set_image(image); |
| r->set_hotspot(hotspot); |
| return true; |
| } |
| |
| // static |
| void ParamTraits<webrtc::MouseCursor>::Log( |
| const webrtc::MouseCursor& p, |
| std::string* l) { |
| l->append(base::StringPrintf( |
| "webrtc::DesktopRect{image(%d, %d), hotspot(%d, %d)}", |
| p.image()->size().width(), p.image()->size().height(), |
| p.hotspot().x(), p.hotspot().y())); |
| } |
| |
| |
| // static |
| void ParamTraits<remoting::ScreenResolution>::Write( |
| Message* m, |
| const remoting::ScreenResolution& p) { |
| ParamTraits<webrtc::DesktopSize>::Write(m, p.dimensions()); |
| ParamTraits<webrtc::DesktopVector>::Write(m, p.dpi()); |
| } |
| |
| // static |
| bool ParamTraits<remoting::ScreenResolution>::Read( |
| const Message* m, |
| PickleIterator* iter, |
| remoting::ScreenResolution* r) { |
| webrtc::DesktopSize size; |
| webrtc::DesktopVector dpi; |
| if (!ParamTraits<webrtc::DesktopSize>::Read(m, iter, &size) || |
| !ParamTraits<webrtc::DesktopVector>::Read(m, iter, &dpi)) { |
| return false; |
| } |
| if (size.width() < 0 || size.height() < 0 || |
| dpi.x() < 0 || dpi.y() < 0) { |
| return false; |
| } |
| *r = remoting::ScreenResolution(size, dpi); |
| return true; |
| } |
| |
| // static |
| void ParamTraits<remoting::ScreenResolution>::Log( |
| const remoting::ScreenResolution& p, |
| std::string* l) { |
| l->append(base::StringPrintf("webrtc::ScreenResolution(%d, %d, %d, %d)", |
| p.dimensions().width(), p.dimensions().height(), |
| p.dpi().x(), p.dpi().y())); |
| } |
| |
| } // namespace IPC |
| |