private bool CanFireEvent(MediaPlayerEvent.EventType et, bool hasFired)
{
bool result = false;
if (m_events != null && m_Control != null && !hasFired)
{
switch (et)
{
case MediaPlayerEvent.EventType.FinishedPlaying:
result = (!m_Control.IsLooping() && m_Control.CanPlay() && m_Control.IsFinished());
break;
case MediaPlayerEvent.EventType.MetaDataReady:
result = (m_Control.HasMetaData());
break;
case MediaPlayerEvent.EventType.FirstFrameReady:
result = (m_Texture != null && m_Control.CanPlay() && m_Texture.GetTextureFrameCount() > 0);
break;
case MediaPlayerEvent.EventType.ReadyToPlay:
result = (!m_Control.IsPlaying() && m_Control.CanPlay());
break;
case MediaPlayerEvent.EventType.Started:
result = (m_Control.IsPlaying());
break;
}
}
return(result);
}
private void UpdateEvents()
{
if (m_events != null && m_Control != null)
{
// Finished event
if (!m_EventFired_FinishedPlaying && !m_Control.IsLooping() && m_Control.CanPlay() && m_Control.IsFinished())
{
m_EventFired_FinishedPlaying = true;
m_events.Invoke(this, MediaPlayerEvent.EventType.FinishedPlaying, ErrorCode.None);
}
// Keep track of whether the Playing state has changed
if (m_EventFired_Started && !m_Control.IsPlaying())
{
// Playing has stopped
m_EventFired_Started = false;
}
if (m_EventFired_FinishedPlaying && m_Control.IsPlaying() && !m_Control.IsFinished())
{
m_EventFired_FinishedPlaying = false;
}
// Fire events
if (!m_EventFired_MetaDataReady && m_Control.HasMetaData())
{
m_EventFired_MetaDataReady = true;
m_events.Invoke(this, MediaPlayerEvent.EventType.MetaDataReady, ErrorCode.None);
}
if (!m_EventFired_ReadyToPlay && !m_Control.IsPlaying() && m_Control.CanPlay())
{
m_EventFired_ReadyToPlay = true;
m_events.Invoke(this, MediaPlayerEvent.EventType.ReadyToPlay, ErrorCode.None);
}
if (!m_EventFired_Started && m_Control.IsPlaying())
{
m_EventFired_Started = true;
m_events.Invoke(this, MediaPlayerEvent.EventType.Started, ErrorCode.None);
}
if (m_Texture != null)
{
if (!m_EventFired_FirstFrameReady && m_Control.CanPlay() && m_Texture.GetTextureFrameCount() > 0)
{
m_EventFired_FirstFrameReady = true;
m_events.Invoke(this, MediaPlayerEvent.EventType.FirstFrameReady, ErrorCode.None);
}
}
}
}
private void UpdateEvents()
{
// TODO: investigate weird bug where instantiated MediaPlayer's have m_events set to NULL..
if (m_events != null && m_Control != null)
{
// Keep track of whether the Playing state has changed
if (m_EventFired_Started && !m_Control.IsPlaying())
{
// Playing has stopped
m_EventFired_Started = false;
}
if (m_EventFired_FinishedPlaying && m_Control.IsPlaying() && !m_Control.IsFinished())
{
m_EventFired_FinishedPlaying = false;
}
// Fire events
if (!m_EventFired_MetaDataReady && m_Control.HasMetaData())
{
m_EventFired_MetaDataReady = true;
m_events.Invoke(this, MediaPlayerEvent.EventType.MetaDataReady);
}
if (!m_EventFired_ReadyToPlay && !m_Control.IsPlaying() && m_Control.CanPlay())
{
m_EventFired_ReadyToPlay = true;
m_events.Invoke(this, MediaPlayerEvent.EventType.ReadyToPlay);
}
if (!m_EventFired_Started && m_Control.IsPlaying())
{
m_EventFired_Started = true;
m_events.Invoke(this, MediaPlayerEvent.EventType.Started);
}
if (m_Texture != null)
{
if (!m_EventFired_FirstFrameReady && m_Control.CanPlay() && m_Texture.GetTextureFrameCount() > 0)
{
m_EventFired_FirstFrameReady = true;
m_events.Invoke(this, MediaPlayerEvent.EventType.FirstFrameReady);
}
}
}
}
private void UpdateTimeScale()
{
if (Time.timeScale != 1f || Time.captureFramerate != 0)
{
if (m_Control.IsPlaying())
{
m_Control.Pause();
_timeScaleIsControlling = true;
_timeScaleVideoTime = m_Control.GetCurrentTimeMs();
}
if (_timeScaleIsControlling)
{
// Progress time
_timeScaleVideoTime += (Time.deltaTime * 1000f);
// Handle looping
if (m_Control.IsLooping() && _timeScaleVideoTime >= Info.GetDurationMs())
{
// TODO: really we should seek to (_timeScaleVideoTime % Info.GetDurationMs())
_timeScaleVideoTime = 0f;
}
int preSeekFrameCount = m_Texture.GetTextureFrameCount();
// Seek to the new time
{
float preSeekTime = Control.GetCurrentTimeMs();
// Seek
m_Control.Seek(_timeScaleVideoTime);
// Early out, if after the seek the time hasn't changed, the seek was probably too small to go to the next frame.
// TODO: This behaviour may be different on other platforms (not Windows) and needs more testing.
if (Mathf.Approximately(preSeekTime, m_Control.GetCurrentTimeMs()))
{
return;
}
}
// Wait for the new frame to arrive
if (!m_Control.WaitForNextFrame(GetDummyCamera(), preSeekFrameCount))
{
// If WaitForNextFrame fails (e.g. in android single threaded), we run the below code to asynchronously wait for the frame
System.DateTime startTime = System.DateTime.Now;
int lastFrameCount = TextureProducer.GetTextureFrameCount();
while (m_Control != null && (System.DateTime.Now - startTime).TotalMilliseconds < (double)TimeScaleTimeoutMs)
{
m_Player.Update();
m_Player.Render();
GetDummyCamera().Render();
if (lastFrameCount != TextureProducer.GetTextureFrameCount())
{
break;
}
}
}
}
}
else
{
// Restore playback when timeScale becomes 1
if (_timeScaleIsControlling)
{
m_Control.Play();
_timeScaleIsControlling = false;
}
}
}