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113 lines
2.9 KiB
C
113 lines
2.9 KiB
C
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#ifndef _VIDEOCOMPONENT_H_
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#define _VIDEOCOMPONENT_H_
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#include "platform.h"
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#include GLHEADER
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#include "GuiComponent.h"
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#include "ImageComponent.h"
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#include <string>
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#include <memory>
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#include "resources/TextureResource.h"
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#include <vlc/vlc.h>
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#include <SDL.h>
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#include <SDL_mutex.h>
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#include <boost/filesystem.hpp>
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struct VideoContext {
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SDL_Surface* surface;
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SDL_mutex* mutex;
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bool valid;
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};
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class VideoComponent : public GuiComponent
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{
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// Structure that groups together the configuration of the video component
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struct Configuration
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{
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unsigned startDelay;
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bool showSnapshotNoVideo;
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bool showSnapshotDelay;
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std::string defaultVideoPath;
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};
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public:
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static void setupVLC();
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VideoComponent(Window* window);
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virtual ~VideoComponent();
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// Loads the video at the given filepath
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bool setVideo(std::string path);
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// Loads a static image that is displayed if the video cannot be played
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void setImage(std::string path);
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// Configures the component to show the default video
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void setDefaultVideo();
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virtual void onShow() override;
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virtual void onHide() override;
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//Sets the origin as a percentage of this image (e.g. (0, 0) is top left, (0.5, 0.5) is the center)
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void setOrigin(float originX, float originY);
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inline void setOrigin(Eigen::Vector2f origin) { setOrigin(origin.x(), origin.y()); }
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void onSizeChanged() override;
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void setOpacity(unsigned char opacity) override;
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void render(const Eigen::Affine3f& parentTrans) override;
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virtual void applyTheme(const std::shared_ptr<ThemeData>& theme, const std::string& view, const std::string& element, unsigned int properties) override;
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virtual std::vector<HelpPrompt> getHelpPrompts() override;
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// Returns the center point of the video (takes origin into account).
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Eigen::Vector2f getCenter() const;
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virtual void update(int deltaTime);
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private:
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// Start the video Immediately
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void startVideo();
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// Start the video after any configured delay
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void startVideoWithDelay();
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// Stop the video
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void stopVideo();
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void setupContext();
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void freeContext();
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// Handle any delay to the start of playing the video clip. Must be called periodically
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void handleStartDelay();
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// Handle looping the video. Must be called periodically
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void handleLooping();
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// Manage the playing state of the component
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void manageState();
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private:
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static libvlc_instance_t* mVLC;
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libvlc_media_t* mMedia;
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libvlc_media_player_t* mMediaPlayer;
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VideoContext mContext;
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unsigned mVideoWidth;
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unsigned mVideoHeight;
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Eigen::Vector2f mOrigin;
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std::shared_ptr<TextureResource> mTexture;
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float mFadeIn;
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std::string mStaticImagePath;
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ImageComponent mStaticImage;
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boost::filesystem::path mVideoPath;
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boost::filesystem::path mPlayingVideoPath;
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bool mStartDelayed;
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unsigned mStartTime;
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bool mIsPlaying;
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bool mShowing;
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Configuration mConfig;
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};
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#endif
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