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31 #ifndef WebMediaPlayer_h
32 #define WebMediaPlayer_h
34 #include "WebCanvas.h"
35 #include "WebVector.h"
36 #include "WebVideoFrame.h"
40 class WebAudioSourceProvider;
41 class WebMediaPlayerClient;
47 WebTimeRange() : start(0), end(0) {}
48 WebTimeRange(float s, float e) : start(s), end(e) {}
54 typedef WebVector<WebTimeRange> WebTimeRanges;
56 class WebMediaPlayer {
89 enum EndOfStreamStatus {
95 virtual ~WebMediaPlayer() {}
97 virtual void load(const WebURL&) = 0;
98 virtual void cancelLoad() = 0;
100 // Playback controls.
101 virtual void play() = 0;
102 virtual void pause() = 0;
103 virtual bool supportsFullscreen() const = 0;
104 virtual bool supportsSave() const = 0;
105 virtual void seek(float seconds) = 0;
106 virtual void setEndTime(float seconds) = 0;
107 virtual void setRate(float) = 0;
108 virtual void setVolume(float) = 0;
109 virtual void setVisible(bool) = 0;
110 virtual void setPreload(Preload) { };
111 virtual bool totalBytesKnown() = 0;
112 virtual const WebTimeRanges& buffered() = 0;
113 virtual float maxTimeSeekable() const = 0;
115 virtual void setSize(const WebSize&) = 0;
117 virtual void paint(WebCanvas*, const WebRect&) = 0;
119 // True if the loaded media has a playable video/audio track.
120 virtual bool hasVideo() const = 0;
121 virtual bool hasAudio() const = 0;
123 // Dimension of the video.
124 virtual WebSize naturalSize() const = 0;
126 // Getters of playback state.
127 virtual bool paused() const = 0;
128 virtual bool seeking() const = 0;
129 virtual float duration() const = 0;
130 virtual float currentTime() const = 0;
132 // Get rate of loading the resource.
133 virtual int dataRate() const = 0;
135 // Internal states of loading and network.
136 virtual NetworkState networkState() const = 0;
137 virtual ReadyState readyState() const = 0;
139 virtual unsigned long long bytesLoaded() const = 0;
140 virtual unsigned long long totalBytes() const = 0;
142 virtual bool hasSingleSecurityOrigin() const = 0;
143 virtual MovieLoadType movieLoadType() const = 0;
145 virtual float mediaTimeForTimeValue(float timeValue) const = 0;
147 virtual unsigned decodedFrameCount() const = 0;
148 virtual unsigned droppedFrameCount() const = 0;
149 virtual unsigned audioDecodedByteCount() const = 0;
150 virtual unsigned videoDecodedByteCount() const = 0;
152 // This function returns a pointer to a WebVideoFrame, which is
153 // a WebKit wrapper for a video frame in chromium. This places a lock
154 // on the frame in chromium, and calls to this method should always be
155 // followed with a call to putCurrentFrame(). The ownership of this object
156 // is not transferred to the caller, and the caller should not free the
158 virtual WebVideoFrame* getCurrentFrame() { return 0; }
159 // This function releases the lock on the current video frame in Chromium.
160 // It should always be called after getCurrentFrame(). Frame passed to this
161 // method should no longer be referenced after the call is made.
162 virtual void putCurrentFrame(WebVideoFrame*) { }
164 virtual WebAudioSourceProvider* audioSourceProvider() { return 0; }
166 virtual bool sourceAppend(const unsigned char* data, unsigned length) { return false; }
167 virtual void sourceEndOfStream(EndOfStreamStatus) { }
170 } // namespace WebKit