Files
crossdesk/src/single_window/render_callback_func.cpp
2025-04-09 17:17:30 +08:00

428 lines
15 KiB
C++

#include "device_controller.h"
#include "localization.h"
#include "platform.h"
#include "rd_log.h"
#include "render.h"
#define NV12_BUFFER_SIZE 1280 * 720 * 3 / 2
#define STREAM_FRASH (SDL_USEREVENT + 1)
#ifdef REMOTE_DESK_DEBUG
#else
#define MOUSE_CONTROL 1
#endif
int Render::SendKeyCommand(int key_code, bool is_down) {
RemoteAction remote_action;
remote_action.type = ControlType::keyboard;
if (is_down) {
remote_action.k.flag = KeyFlag::key_down;
} else {
remote_action.k.flag = KeyFlag::key_up;
}
remote_action.k.key_value = key_code;
SendDataFrame(peer_, (const char *)&remote_action, sizeof(remote_action));
return 0;
}
int Render::ProcessMouseEvent(SDL_Event &event) {
std::string remote_id = "";
int video_width, video_height = 0;
int render_width, render_height = 0;
for (auto &it : client_properties_) {
auto props = it.second;
if (event.button.x >= props->stream_render_rect_.x &&
event.button.x <=
props->stream_render_rect_.x + props->stream_render_rect_.w &&
event.button.y >= props->stream_render_rect_.y &&
event.button.y <=
props->stream_render_rect_.y + props->stream_render_rect_.h) {
remote_id = it.first;
video_width = props->video_width_;
video_height = props->video_height_;
render_width = props->stream_render_rect_.w;
render_height = props->stream_render_rect_.h;
float ratio_x = (float)video_width / (float)render_width;
float ratio_y = (float)video_height / (float)render_height;
RemoteAction remote_action;
remote_action.m.x = (size_t)(event.button.x * ratio_x);
remote_action.m.y = (size_t)(event.button.y * ratio_y);
if (SDL_MOUSEBUTTONDOWN == event.type) {
remote_action.type = ControlType::mouse;
if (SDL_BUTTON_LEFT == event.button.button) {
remote_action.m.flag = MouseFlag::left_down;
} else if (SDL_BUTTON_RIGHT == event.button.button) {
remote_action.m.flag = MouseFlag::right_down;
}
remote_action.m.flag = MouseFlag::move;
SendDataFrame(peer_, (const char *)&remote_action,
sizeof(remote_action));
} else if (SDL_MOUSEBUTTONUP == event.type) {
remote_action.type = ControlType::mouse;
if (SDL_BUTTON_LEFT == event.button.button) {
remote_action.m.flag = MouseFlag::left_up;
} else if (SDL_BUTTON_RIGHT == event.button.button) {
remote_action.m.flag = MouseFlag::right_up;
}
remote_action.m.flag = MouseFlag::move;
SendDataFrame(peer_, (const char *)&remote_action,
sizeof(remote_action));
} else if (SDL_MOUSEMOTION == event.type) {
remote_action.type = ControlType::mouse;
remote_action.m.flag = MouseFlag::move;
SendDataFrame(peer_, (const char *)&remote_action,
sizeof(remote_action));
}
}
}
return 0;
}
void Render::SdlCaptureAudioIn(void *userdata, Uint8 *stream, int len) {
Render *render = (Render *)userdata;
if (!render) {
return;
}
if (1) {
for (auto it : render->client_properties_) {
auto props = it.second;
if (props->connection_status_ == ConnectionStatus::Connected) {
SendAudioFrame(props->peer_, (const char *)stream, len);
}
}
} else {
memcpy(render->audio_buffer_, stream, len);
render->audio_len_ = len;
SDL_Delay(10);
render->audio_buffer_fresh_ = true;
}
}
void Render::SdlCaptureAudioOut([[maybe_unused]] void *userdata,
[[maybe_unused]] Uint8 *stream,
[[maybe_unused]] int len) {
// Render *render = (Render *)userdata;
// for (auto it : render->client_properties_) {
// auto props = it.second;
// if (props->connection_status_ == SignalStatus::SignalConnected) {
// SendAudioFrame(props->peer_, (const char *)stream, len);
// }
// }
// if (!render->audio_buffer_fresh_) {
// return;
// }
// SDL_memset(stream, 0, len);
// if (render->audio_len_ == 0) {
// return;
// } else {
// }
// len = (len > render->audio_len_ ? render->audio_len_ : len);
// SDL_MixAudioFormat(stream, render->audio_buffer_, AUDIO_S16LSB, len,
// SDL_MIX_MAXVOLUME);
// render->audio_buffer_fresh_ = false;
}
void Render::OnReceiveVideoBufferCb(const XVideoFrame *video_frame,
const char *user_id, size_t user_id_size,
void *user_data) {
Render *render = (Render *)user_data;
if (!render) {
return;
}
std::string remote_id(user_id, user_id_size);
if (render->client_properties_.find(remote_id) ==
render->client_properties_.end()) {
return;
}
SubStreamWindowProperties *props =
render->client_properties_.find(remote_id)->second.get();
if (props->connection_established_) {
if (!props->dst_buffer_) {
props->dst_buffer_capacity_ = video_frame->size;
props->dst_buffer_ = new unsigned char[video_frame->size];
}
if (props->dst_buffer_capacity_ < video_frame->size) {
delete props->dst_buffer_;
props->dst_buffer_capacity_ = video_frame->size;
props->dst_buffer_ = new unsigned char[video_frame->size];
}
memcpy(props->dst_buffer_, video_frame->data, video_frame->size);
props->video_width_ = video_frame->width;
props->video_height_ = video_frame->height;
props->video_size_ = video_frame->size;
SDL_Event event;
event.type = STREAM_FRASH;
event.user.type = STREAM_FRASH;
event.user.data1 = props;
SDL_PushEvent(&event);
props->streaming_ = true;
}
}
void Render::OnReceiveAudioBufferCb(const char *data, size_t size,
const char *user_id, size_t user_id_size,
void *user_data) {
Render *render = (Render *)user_data;
if (!render) {
return;
}
render->audio_buffer_fresh_ = true;
SDL_QueueAudio(render->output_dev_, data, (uint32_t)size);
}
void Render::OnReceiveDataBufferCb(const char *data, size_t size,
const char *user_id, size_t user_id_size,
void *user_data) {
Render *render = (Render *)user_data;
if (!render) {
return;
}
std::string remote_id(user_id, user_id_size);
if (render->client_properties_.find(remote_id) ==
render->client_properties_.end()) {
return;
}
auto props = render->client_properties_.find(remote_id)->second;
RemoteAction remote_action;
memcpy(&remote_action, data, size);
if (ControlType::mouse == remote_action.type && render->mouse_controller_) {
render->mouse_controller_->SendMouseCommand(remote_action);
} else if (ControlType::audio_capture == remote_action.type) {
if (remote_action.a) {
render->StartSpeakerCapturer();
render->audio_capture_ = true;
} else {
render->StopSpeakerCapturer();
render->audio_capture_ = false;
}
} else if (ControlType::keyboard == remote_action.type &&
render->keyboard_capturer_) {
render->keyboard_capturer_->SendKeyboardCommand(
(int)remote_action.k.key_value,
remote_action.k.flag == KeyFlag::key_down);
} else if (ControlType::host_infomation == remote_action.type) {
props->remote_host_name_ =
std::string(remote_action.i.host_name, remote_action.i.host_name_size);
LOG_INFO("Remote hostname: [{}]", props->remote_host_name_);
}
}
void Render::OnSignalStatusCb(SignalStatus status, const char *user_id,
size_t user_id_size, void *user_data) {
Render *render = (Render *)user_data;
if (!render) {
return;
}
std::string client_id(user_id, user_id_size);
if (client_id == render->client_id_) {
render->signal_status_ = status;
if (SignalStatus::SignalConnecting == status) {
render->signal_connected_ = false;
} else if (SignalStatus::SignalConnected == status) {
render->signal_connected_ = true;
LOG_INFO("[{}] connected to signal server", client_id);
} else if (SignalStatus::SignalFailed == status) {
render->signal_connected_ = false;
} else if (SignalStatus::SignalClosed == status) {
render->signal_connected_ = false;
} else if (SignalStatus::SignalReconnecting == status) {
render->signal_connected_ = false;
} else if (SignalStatus::SignalServerClosed == status) {
render->signal_connected_ = false;
}
} else {
if (client_id.rfind("C-", 0) != 0) {
return;
}
std::string remote_id(client_id.begin() + 2, client_id.end());
if (render->client_properties_.find(remote_id) ==
render->client_properties_.end()) {
return;
}
auto props = render->client_properties_.find(remote_id)->second;
props->signal_status_ = status;
if (SignalStatus::SignalConnecting == status) {
props->signal_connected_ = false;
} else if (SignalStatus::SignalConnected == status) {
props->signal_connected_ = true;
LOG_INFO("[{}] connected to signal server", remote_id);
} else if (SignalStatus::SignalFailed == status) {
props->signal_connected_ = false;
} else if (SignalStatus::SignalClosed == status) {
props->signal_connected_ = false;
} else if (SignalStatus::SignalReconnecting == status) {
props->signal_connected_ = false;
} else if (SignalStatus::SignalServerClosed == status) {
props->signal_connected_ = false;
}
}
}
void Render::OnConnectionStatusCb(ConnectionStatus status, const char *user_id,
const size_t user_id_size, void *user_data) {
Render *render = (Render *)user_data;
if (!render) {
return;
}
bool is_server = false;
std::shared_ptr<SubStreamWindowProperties> props;
std::string remote_id(user_id, user_id_size);
if (render->client_properties_.find(remote_id) !=
render->client_properties_.end()) {
props = render->client_properties_.find(remote_id)->second;
} else {
if (render->server_properties_.find(remote_id) ==
render->server_properties_.end()) {
render->server_properties_[remote_id] =
std::make_shared<SubStreamWindowProperties>();
}
props = render->server_properties_.find(remote_id)->second;
is_server = true;
}
props->connection_status_ = status;
render->show_connection_status_window_ = true;
if (ConnectionStatus::Connecting == status) {
} else if (ConnectionStatus::Gathering == status) {
} else if (ConnectionStatus::Connected == status) {
if (!render->need_to_create_stream_window_) {
render->need_to_create_stream_window_ = true;
}
props->connection_established_ = true;
if (!props->hostname_sent_) {
// TODO: self and remote hostname
std::string host_name = GetHostName();
RemoteAction remote_action;
remote_action.type = ControlType::host_infomation;
memcpy(&remote_action.i.host_name, host_name.data(), host_name.size());
remote_action.i.host_name_size = host_name.size();
int ret = SendDataFrame(render->peer_, (const char *)&remote_action,
sizeof(remote_action));
if (0 == ret) {
props->hostname_sent_ = true;
}
}
if (!is_server) {
props->stream_render_rect_.x = 0;
props->stream_render_rect_.y = (int)render->title_bar_height_;
props->stream_render_rect_.w = (int)render->stream_window_width_;
props->stream_render_rect_.h =
(int)(render->stream_window_height_ - render->title_bar_height_);
}
if (!render->is_client_mode_) {
render->start_screen_capturer_ = true;
render->start_mouse_controller_ = true;
}
} else if (ConnectionStatus::Disconnected == status) {
render->password_validating_time_ = 0;
} else if (ConnectionStatus::Failed == status) {
render->password_validating_time_ = 0;
} else if (ConnectionStatus::Closed == status) {
render->password_validating_time_ = 0;
render->start_screen_capturer_ = false;
render->start_mouse_controller_ = false;
render->start_keyboard_capturer_ = false;
render->control_mouse_ = false;
props->connection_established_ = false;
props->mouse_control_button_pressed_ = false;
props->hostname_sent_ = false;
if (render->audio_capture_) {
render->StopSpeakerCapturer();
render->audio_capture_ = false;
}
if (!render->rejoin_) {
memset(render->remote_password_, 0, sizeof(render->remote_password_));
}
if (props->dst_buffer_) {
memset(props->dst_buffer_, 0, props->dst_buffer_capacity_);
SDL_UpdateTexture(props->stream_texture_, NULL, props->dst_buffer_,
props->texture_width_);
}
} else if (ConnectionStatus::IncorrectPassword == status) {
render->password_validating_ = false;
render->password_validating_time_++;
if (render->connect_button_pressed_) {
render->connect_button_pressed_ = false;
props->connection_established_ = false;
render->connect_button_label_ =
render->connect_button_pressed_
? localization::disconnect[render->localization_language_index_]
: localization::connect[render->localization_language_index_];
}
} else if (ConnectionStatus::NoSuchTransmissionId == status) {
if (render->connect_button_pressed_) {
props->connection_established_ = false;
render->connect_button_label_ =
render->connect_button_pressed_
? localization::disconnect[render->localization_language_index_]
: localization::connect[render->localization_language_index_];
}
}
}
void Render::NetStatusReport(const char *client_id, size_t client_id_size,
TraversalMode mode,
const XNetTrafficStats *net_traffic_stats,
const char *user_id, const size_t user_id_size,
void *user_data) {
Render *render = (Render *)user_data;
if (!render) {
return;
}
if (0 == strcmp(render->client_id_, "")) {
memset(&render->client_id_, 0, sizeof(render->client_id_));
memcpy(render->client_id_, client_id, client_id_size);
LOG_INFO("Use client id [{}] and save id into cache file", client_id);
render->SaveSettingsIntoCacheFile();
}
std::string remote_id(user_id, user_id_size);
if (render->client_properties_.find(remote_id) ==
render->client_properties_.end()) {
return;
}
auto props = render->client_properties_.find(remote_id)->second;
if (props->traversal_mode_ != mode) {
props->traversal_mode_ = mode;
LOG_INFO("Net mode: [{}]", int(props->traversal_mode_));
}
if (!net_traffic_stats) {
return;
}
// only display client side net status if connected to itself
if (!(render->peer_reserved_ && !strstr(client_id, "C-"))) {
props->net_traffic_stats_ = *net_traffic_stats;
}
}