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/******************************************************************************
Copyright (C) 2014 by John R. Bradley <jrb@turrettech.com>
Copyright (C) 2023 by Lain Bailey <lain@obsproject.com>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
******************************************************************************/
#pragma once
#include <graphics/graphics.h>
#include <util/threading.h>
#include "cef-headers.hpp"
#include "obs-browser-source.hpp"
struct BrowserSource;
class BrowserClient : public CefClient,
public CefDisplayHandler,
public CefLifeSpanHandler,
public CefRequestHandler,
#if CHROME_VERSION_BUILD >= 4638
public CefResourceRequestHandler,
#endif
public CefContextMenuHandler,
public CefRenderHandler,
public CefAudioHandler,
public CefLoadHandler {
bool sharing_available = false;
bool reroute_audio = true;
ControlLevel webpage_control_level = DEFAULT_CONTROL_LEVEL;
inline bool valid() const;
void UpdateExtraTexture();
public:
BrowserSource *bs;
CefRect popupRect;
CefRect originalPopupRect;
#if CHROME_VERSION_BUILD >= 4103
int sample_rate;
int channels;
ChannelLayout channel_layout;
int frames_per_buffer;
#endif
inline BrowserClient(BrowserSource *bs_, bool sharing_avail,
bool reroute_audio_,
ControlLevel webpage_control_level_)
: sharing_available(sharing_avail),
reroute_audio(reroute_audio_),
webpage_control_level(webpage_control_level_),
bs(bs_)
{
}
/* CefClient */
virtual CefRefPtr<CefLoadHandler> GetLoadHandler() override;
virtual CefRefPtr<CefRenderHandler> GetRenderHandler() override;
virtual CefRefPtr<CefDisplayHandler> GetDisplayHandler() override;
virtual CefRefPtr<CefLifeSpanHandler> GetLifeSpanHandler() override;
#if CHROME_VERSION_BUILD >= 4638
virtual CefRefPtr<CefRequestHandler> GetRequestHandler() override;
#endif
virtual CefRefPtr<CefContextMenuHandler>
GetContextMenuHandler() override;
virtual CefRefPtr<CefAudioHandler> GetAudioHandler() override;
virtual bool
OnProcessMessageReceived(CefRefPtr<CefBrowser> browser,
CefRefPtr<CefFrame> frame,
CefProcessId source_process,
CefRefPtr<CefProcessMessage> message) override;
/* CefDisplayHandler */
virtual bool OnConsoleMessage(CefRefPtr<CefBrowser> browser,
cef_log_severity_t level,
const CefString &message,
const CefString &source,
int line) override;
virtual bool OnTooltip(CefRefPtr<CefBrowser> browser,
CefString &text) override;
/* CefLifeSpanHandler */
virtual bool
OnBeforePopup(CefRefPtr<CefBrowser> browser, CefRefPtr<CefFrame> frame,
const CefString &target_url,
const CefString &target_frame_name,
cef_window_open_disposition_t target_disposition,
bool user_gesture, const CefPopupFeatures &popupFeatures,
CefWindowInfo &windowInfo, CefRefPtr<CefClient> &client,
CefBrowserSettings &settings,
CefRefPtr<CefDictionaryValue> &extra_info,
bool *no_javascript_access) override;
#if CHROME_VERSION_BUILD >= 4638
/* CefRequestHandler */
virtual CefRefPtr<CefResourceRequestHandler> GetResourceRequestHandler(
CefRefPtr<CefBrowser> browser, CefRefPtr<CefFrame> frame,
CefRefPtr<CefRequest> request, bool is_navigation,
bool is_download, const CefString &request_initiator,
bool &disable_default_handling) override;
/* CefResourceRequestHandler */
virtual CefResourceRequestHandler::ReturnValue
OnBeforeResourceLoad(CefRefPtr<CefBrowser> browser,
CefRefPtr<CefFrame> frame,
CefRefPtr<CefRequest> request,
CefRefPtr<CefCallback> callback) override;
#endif
/* CefContextMenuHandler */
virtual void
OnBeforeContextMenu(CefRefPtr<CefBrowser> browser,
CefRefPtr<CefFrame> frame,
CefRefPtr<CefContextMenuParams> params,
CefRefPtr<CefMenuModel> model) override;
/* CefRenderHandler */
virtual void GetViewRect(CefRefPtr<CefBrowser> browser,
CefRect &rect) override;
virtual void OnPaint(CefRefPtr<CefBrowser> browser,
PaintElementType type, const RectList &dirtyRects,
const void *buffer, int width,
int height) override;
#ifdef ENABLE_BROWSER_SHARED_TEXTURE
virtual void OnAcceleratedPaint(CefRefPtr<CefBrowser> browser,
PaintElementType type,
const RectList &dirtyRects,
void *shared_handle) override;
#ifdef CEF_ON_ACCELERATED_PAINT2
virtual void OnAcceleratedPaint2(CefRefPtr<CefBrowser> browser,
PaintElementType type,
const RectList &dirtyRects,
void *shared_handle,
bool new_texture) override;
#endif
#endif
#if CHROME_VERSION_BUILD >= 4103
virtual void OnAudioStreamPacket(CefRefPtr<CefBrowser> browser,
const float **data, int frames,
int64_t pts) override;
virtual void
OnAudioStreamStopped(CefRefPtr<CefBrowser> browser) override;
virtual void OnAudioStreamStarted(CefRefPtr<CefBrowser> browser,
const CefAudioParameters ¶ms,
int channels) override;
virtual void OnAudioStreamError(CefRefPtr<CefBrowser> browser,
const CefString &message) override;
const int kFramesPerBuffer = 1024;
virtual bool GetAudioParameters(CefRefPtr<CefBrowser> browser,
CefAudioParameters ¶ms) override;
#else
virtual void OnAudioStreamPacket(CefRefPtr<CefBrowser> browser,
int audio_stream_id,
const float **data, int frames,
int64_t pts) override;
virtual void OnAudioStreamStopped(CefRefPtr<CefBrowser> browser,
int audio_stream_id);
virtual void OnAudioStreamStarted(CefRefPtr<CefBrowser> browser,
int audio_stream_id, int channels,
ChannelLayout channel_layout,
int sample_rate,
int frames_per_buffer) override;
#endif
/* CefLoadHandler */
virtual void OnLoadEnd(CefRefPtr<CefBrowser> browser,
CefRefPtr<CefFrame> frame,
int httpStatusCode) override;
IMPLEMENT_REFCOUNTING(BrowserClient);
};
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