void YouTubeWebPageView::CheckSeekToStart()
{
if (IsPlayerError())
return; // ignore state changes when already in error state
T_enPlayerState enState = GetPlayerState();
if (playerStateUnknown == enState)
return;
ATLASSERT(enState == playerStateVideoCued || enState == playerStatePlaying || enState == playerStateBuffering);
// pause video when at correct time index
if (GetCurrentTime() >= m_dSeconds && enState == playerStatePlaying)
PauseVideo();
}
bool MythBDPlayer::VideoLoop(void)
{
if (!player_ctx->buffer->IsBD())
{
SetErrored("RingBuffer is not a Blu-Ray disc.");
return !IsErrored();
}
int nbframes = videoOutput ? videoOutput->ValidVideoFrames() : 0;
// completely drain the video buffers for certain situations
bool drain = player_ctx->buffer->BD()->BDWaitingForPlayer() &&
(nbframes > 0);
if (drain)
{
if (nbframes < 2 && videoOutput)
videoOutput->UpdatePauseFrame();
// if we go below the pre-buffering limit, the player will pause
// so do this 'manually'
DisplayNormalFrame(false);
return !IsErrored();
}
// clear the mythtv imposed wait state
if (player_ctx->buffer->BD()->BDWaitingForPlayer())
{
LOG(VB_PLAYBACK, LOG_INFO, LOC + "Clearing Mythtv BD wait state");
player_ctx->buffer->BD()->SkipBDWaitingForPlayer();
return !IsErrored();
}
if (player_ctx->buffer->BD()->IsInStillFrame())
{
if (nbframes > 1 && !m_stillFrameShowing)
{
videoOutput->UpdatePauseFrame();
DisplayNormalFrame(false);
return !IsErrored();
}
if (!m_stillFrameShowing)
needNewPauseFrame = true;
// we are in a still frame so pause video output
if (!videoPaused)
{
PauseVideo();
return !IsErrored();
}
// flag if we have no frame
if (nbframes == 0)
{
LOG(VB_PLAYBACK, LOG_WARNING, LOC +
"Warning: In BD Still but no video frames in queue");
usleep(10000);
return !IsErrored();
}
if (!m_stillFrameShowing)
LOG(VB_PLAYBACK, LOG_INFO, LOC + "Entering still frame.");
m_stillFrameShowing = true;
}
else
{
if (videoPaused && m_stillFrameShowing)
{
UnpauseVideo();
LOG(VB_PLAYBACK, LOG_INFO, LOC + "Exiting still frame.");
}
m_stillFrameShowing = false;
}
return MythPlayer::VideoLoop();
}
bool MythDVDPlayer::VideoLoop(void)
{
if (!player_ctx->buffer->IsDVD())
{
SetErrored("RingBuffer is not a DVD.");
return !IsErrored();
}
int nbframes = 0;
if (videoOutput)
nbframes = videoOutput->ValidVideoFrames();
#if 0
LOG(VB_PLAYBACK, LOG_DEBUG,
LOC + QString("Validframes %1, FreeFrames %2, VideoPaused %3")
.arg(nbframes).arg(videoOutput->FreeVideoFrames()).arg(videoPaused));
#endif
// completely drain the video buffers for certain situations
bool release_all = player_ctx->buffer->DVD()->DVDWaitingForPlayer() &&
(nbframes > 0);
bool release_one = (nbframes > 1) && videoPaused && !allpaused &&
(!videoOutput->EnoughFreeFrames() ||
player_ctx->buffer->DVD()->IsWaiting() ||
player_ctx->buffer->DVD()->IsInStillFrame());
if (release_all || release_one)
{
if (nbframes < 5 && videoOutput)
videoOutput->UpdatePauseFrame(disp_timecode);
// if we go below the pre-buffering limit, the player will pause
// so do this 'manually'
DisplayNormalFrame(false);
dvd_stillframe_showing = false;
return !IsErrored();
}
// clear the mythtv imposed wait state
if (player_ctx->buffer->DVD()->DVDWaitingForPlayer())
{
LOG(VB_PLAYBACK, LOG_INFO, LOC + "Clearing MythTV DVD wait state");
bool inStillFrame = player_ctx->buffer->DVD()->IsInStillFrame();
player_ctx->buffer->DVD()->SkipDVDWaitingForPlayer();
ClearAfterSeek(true);
if (!inStillFrame && videoPaused && !allpaused)
UnpauseVideo();
return !IsErrored();
}
// wait for the video buffers to drain
if (nbframes < 2)
{
// clear the DVD wait state
if (player_ctx->buffer->DVD()->IsWaiting())
{
LOG(VB_PLAYBACK, LOG_INFO, LOC + "Clearing DVD wait state");
bool inStillFrame = player_ctx->buffer->DVD()->IsInStillFrame();
player_ctx->buffer->DVD()->WaitSkip();
if (!inStillFrame && videoPaused && !allpaused)
UnpauseVideo();
return !IsErrored();
}
// we need a custom presentation method for still frame menus with audio
if (player_ctx->buffer->DVD()->IsInMenu() &&
!player_ctx->buffer->DVD()->IsInStillFrame())
{
// ensure we refresh the pause frame
if (!dvd_stillframe_showing)
needNewPauseFrame = true;
RefreshPauseFrame();
dvd_stillframe_showing = true;
DisplayLastFrame();
return !IsErrored();
}
// the still frame is treated as a pause frame
if (player_ctx->buffer->DVD()->IsInStillFrame())
{
// ensure we refresh the pause frame
if (!dvd_stillframe_showing)
needNewPauseFrame = true;
// we are in a still frame so pause video output
if (!videoPaused)
{
PauseVideo();
return !IsErrored();
}
// see if the pause frame has timed out
StillFrameCheck();
// flag if we have no frame
if (nbframes == 0)
{
LOG(VB_PLAYBACK, LOG_WARNING, LOC +
"In DVD Menu: No video frames in queue");
usleep(10000);
return !IsErrored();
}
dvd_stillframe_showing = true;
}
else
{
dvd_stillframe_showing = false;
}
}
// unpause the still frame if more frames become available
if (dvd_stillframe_showing && nbframes > 1)
{
UnpauseVideo();
dvd_stillframe_showing = false;
return !IsErrored();
}
return MythPlayer::VideoLoop();
}