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84 lines
2.5 KiB
C++
84 lines
2.5 KiB
C++
#ifndef VIDEOPLAYER_H
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#define VIDEOPLAYER_H
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#include <stdint.h>
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#include <string>
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#include <memory>
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#include <iosfwd>
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#include <osg/Texture2D>
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namespace osg
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{
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class Texture2D;
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}
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namespace Video
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{
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struct VideoState;
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class MovieAudioFactory;
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/**
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* @brief Plays a video on an osg texture.
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*/
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class VideoPlayer
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{
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public:
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VideoPlayer();
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~VideoPlayer();
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/// @brief Set the MovieAudioFactory to use.
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/// @par This class must be implemented by the user and is responsible for reading the decoded audio data.
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/// @note If you do not set up a MovieAudioFactory, then audio streams will be ignored and the video will be played with no sound.
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/// @note Takes ownership of the passed pointer.
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void setAudioFactory (MovieAudioFactory* factory);
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/// Return true if a video is currently playing and it has an audio stream.
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bool hasAudioStream();
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/// Play the given video. If a video is already playing, the old video is closed first.
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/// @note The video will be unpaused by default. Use the pause() and play() methods to control pausing.
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/// @param name A name for the video stream - only used for logging purposes.
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void playVideo (std::shared_ptr<std::istream> inputstream, const std::string& name);
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/// Get the current playback time position in the video, in seconds
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double getCurrentTime();
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/// Get the duration of the video in seconds
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double getDuration();
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/// Seek to the specified time position in the video
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void seek(double time);
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void play();
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void pause();
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bool isPaused();
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/// This should be called every frame by the user to update the video texture.
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/// @return Returns true if the video is still playing, false if we have reached the end of the video stream.
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bool update();
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/// Stop the currently playing video, if a video is playing.
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void close();
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/// Return the texture of the currently playing video, or a null pointer if no video is playing.
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osg::ref_ptr<osg::Texture2D> getVideoTexture();
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/// Return the width of the currently playing video, or 0 if no video is playing.
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int getVideoWidth();
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/// Return the height of the currently playing video, or 0 if no video is playing.
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int getVideoHeight();
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private:
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VideoState* mState;
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std::unique_ptr<MovieAudioFactory> mAudioFactory;
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};
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}
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#endif
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