| /* |
| * Copyright (C) 2004-2021 Savoir-faire Linux Inc. |
| * |
| * Author: Tristan Matthews <tristan.matthews@savoirfairelinux.com> |
| * Author: Guillaume Roguez <guillaume.roguez@savoirfairelinux.com> |
| * Author: Alexandre Lision <alexandre.lision@savoirfairelinux.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 3 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, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
| */ |
| |
| #pragma once |
| |
| #ifdef HAVE_CONFIG_H |
| #include "config.h" |
| #endif |
| |
| #include "video_base.h" |
| #include <videomanager_interface.h> |
| |
| #include <string> |
| #include <vector> |
| #include <memory> |
| |
| #define DEBUG_FPS |
| |
| namespace jami { |
| class MediaFilter; |
| } |
| |
| namespace jami { |
| namespace video { |
| |
| #if HAVE_SHM |
| class ShmHolder; |
| #endif // HAVE_SHM |
| |
| class VideoScaler; |
| |
| class SinkClient : public VideoFramePassiveReader |
| { |
| public: |
| SinkClient(const std::string& id = "", bool mixer = false); |
| |
| const std::string& getId() const noexcept {return id_;} |
| |
| std::string openedName() const noexcept; |
| |
| int getWidth() const noexcept { return width_; } |
| |
| int getHeight() const noexcept { return height_; } |
| |
| AVPixelFormat getPreferredFormat() const noexcept |
| { |
| return (AVPixelFormat) avTarget_.preferredFormat; |
| } |
| |
| // as VideoFramePassiveReader |
| void update(Observable<std::shared_ptr<jami::MediaFrame>>*, |
| const std::shared_ptr<jami::MediaFrame>&) override; |
| |
| bool start() noexcept; |
| bool stop() noexcept; |
| |
| void setFrameSize(int width, int height); |
| void setCrop(int x, int y, int w, int h); |
| |
| void registerTarget(const DRing::SinkTarget& target) noexcept { |
| std::lock_guard<std::mutex> lock(mtx_); |
| target_ = target; |
| } |
| void registerAVTarget(const DRing::AVSinkTarget& target) noexcept { avTarget_ = target; } |
| |
| private: |
| const std::string id_; |
| // True if the instance is used by a mixer. |
| const bool mixer_ {false}; |
| int width_ {0}; |
| int height_ {0}; |
| |
| struct Rect { int x {0}, y {0}, w {0}, h {0}; }; |
| Rect crop_ {}; |
| |
| bool started_ {false}; // used to arbitrate client's stop signal. |
| int rotation_ {0}; |
| DRing::SinkTarget target_; |
| DRing::AVSinkTarget avTarget_; |
| std::unique_ptr<VideoScaler> scaler_; |
| std::unique_ptr<MediaFilter> filter_; |
| std::mutex mtx_; |
| |
| void setRotation(int rotation); |
| |
| #ifdef DEBUG_FPS |
| unsigned frameCount_; |
| std::chrono::time_point<std::chrono::system_clock> lastFrameDebug_; |
| #endif |
| |
| #if HAVE_SHM |
| // using shared_ptr and not unique_ptr as ShmHolder is forwared only |
| std::shared_ptr<ShmHolder> shm_; |
| #endif // HAVE_SHM |
| }; |
| |
| } // namespace video |
| } // namespace jami |