int CApplicationPlayer::GetPreferredPlaylist() const
{
if (IsPlayingVideo())
return PLAYLIST_VIDEO;
if (IsPlayingAudio())
return PLAYLIST_MUSIC;
return PLAYLIST_NONE;
}
void CApplicationPlayer::SetPlaySpeed(float speed)
{
std::shared_ptr<IPlayer> player = GetInternal();
if (!player)
return;
if (!IsPlayingAudio() && !IsPlayingVideo())
return ;
SetSpeed(speed);
}
S32 CPlayHelper::_frameFunc(Frame_t* pFram, Void* Param)
{
while (!IsPlaying())
{
//Open后，堵住，点play后开始
Sleep(3);
}
//暂停和恢复
PauseResume();
//按帧播放PlayFrame();
PlayFrame();
m_nCurFrame = pFram->FrameNo;
if(pFram->FrameType == FRAME_I || pFram->FrameType == FRAME_P)
{
if(IsPlayingVideo())
{
DWORD dwStart = GetTickCount();
PlayVideo(pFram->Data, pFram->DataLen);
if(!m_isPlayFrame)
{
SpeedCtrl(pFram->Pts - m_nPts, dwStart);
}
}
m_nPts = pFram->Pts;
}
else if(pFram->FrameType == FRAME_A)
{
if(IsPlayingAudio())
{
char* audioBuf = NULL;
int iAudioLen = 0;
audioBuf = FS_GetPCMData(m_hDecoder, (char*)pFram->Data, pFram->DataLen, iAudioLen);
PlayAudio(audioBuf, iAudioLen);
}
}
return 0;
}
void CApplicationPlayer::SetPlaySpeed(int iSpeed, bool bApplicationMuted)
{
boost::shared_ptr<IPlayer> player = GetInternal();
if (!player)
return;
if (!IsPlayingAudio() && !IsPlayingVideo())
return ;
if (m_iPlaySpeed == iSpeed)
return ;
if (!CanSeek())
return;
if (IsPaused())
{
if (
((m_iPlaySpeed > 1) && (iSpeed > m_iPlaySpeed)) ||
((m_iPlaySpeed < -1) && (iSpeed < m_iPlaySpeed))
)
{
iSpeed = m_iPlaySpeed; // from pause to ff/rw, do previous ff/rw speed
}
Pause();
}
m_iPlaySpeed = iSpeed;
ToFFRW(m_iPlaySpeed);
// if player has volume control, set it.
if (ControlsVolume())
{
if (m_iPlaySpeed == 1)
{ // restore volume
player->SetVolume(g_application.GetVolume(false));
}
else
{ // mute volume
player->SetVolume(VOLUME_MINIMUM);
}
player->SetMute(bApplicationMuted);
}
}