bool MythDVDPlayer::DoJumpChapter(int chapter)
{
if (!player_ctx->buffer->IsDVD())
return false;
int total = GetNumChapters();
int current = GetCurrentChapter();
if (chapter < 0 || chapter > total)
{
if (chapter < 0)
{
chapter = current -1;
if (chapter < 0) chapter = 0;
}
else if (chapter > total)
{
chapter = current + 1;
if (chapter > total) chapter = total;
}
}
bool success = player_ctx->buffer->DVD()->playTrack(chapter);
if (success)
{
if (decoder)
{
decoder->UpdateFramesPlayed();
if (player_ctx->buffer->DVD()->GetCellStart() == 0)
decoder->SeekReset(framesPlayed, 0, true, true);
}
ClearAfterSeek(!player_ctx->buffer->IsInDiscMenuOrStillFrame());
}
jumpchapter = 0;
return success;
}
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();
}
bool MythCommFlagPlayer::RebuildSeekTable(
bool showPercentage, StatusCallback cb, void* cbData)
{
int percentage = 0;
uint64_t myFramesPlayed = 0, pmap_first = 0, pmap_last = 0;
killdecoder = false;
framesPlayed = 0;
using_null_videoout = true;
// clear out any existing seektables
player_ctx->LockPlayingInfo(__FILE__, __LINE__);
if (player_ctx->playingInfo)
{
player_ctx->playingInfo->ClearPositionMap(MARK_KEYFRAME);
player_ctx->playingInfo->ClearPositionMap(MARK_GOP_START);
player_ctx->playingInfo->ClearPositionMap(MARK_GOP_BYFRAME);
}
player_ctx->UnlockPlayingInfo(__FILE__, __LINE__);
if (OpenFile() < 0)
return false;
SetPlaying(true);
if (!InitVideo())
{
VERBOSE(VB_IMPORTANT,
LOC_ERR + "RebuildSeekTable unable to initialize video");
SetPlaying(false);
return false;
}
ClearAfterSeek();
int save_timeout = 1001;
MythTimer flagTime, ui_timer, inuse_timer, save_timer;
flagTime.start();
ui_timer.start();
inuse_timer.start();
save_timer.start();
DecoderGetFrame(kDecodeNothing,true);
if (showPercentage)
{
if (totalFrames)
printf(" ");
else
printf(" ");
fflush( stdout );
}
int prevperc = -1;
while (!GetEof())
{
if (inuse_timer.elapsed() > 2534)
{
inuse_timer.restart();
player_ctx->LockPlayingInfo(__FILE__, __LINE__);
if (player_ctx->playingInfo)
player_ctx->playingInfo->UpdateInUseMark();
player_ctx->UnlockPlayingInfo(__FILE__, __LINE__);
}
if (save_timer.elapsed() > save_timeout)
{
// Give DB some breathing room if it gets far behind..
if (myFramesPlayed - pmap_last > 5000)
usleep(200 * 1000);
// If we're already saving, just save a larger block next time..
if (RebuildSaver::GetCount(decoder) < 1)
{
pmap_last = myFramesPlayed;
QThreadPool::globalInstance()->start(
new RebuildSaver(decoder, pmap_first, pmap_last));
pmap_first = pmap_last + 1;
}
save_timer.restart();
}
if (ui_timer.elapsed() > 98)
{
ui_timer.restart();
if (totalFrames)
{
float elapsed = flagTime.elapsed() * 0.001f;
int flagFPS = (elapsed > 0.0f) ?
(int)(myFramesPlayed / elapsed) : 0;
percentage = myFramesPlayed * 100 / totalFrames;
if (cb)
(*cb)(percentage, cbData);
if (showPercentage)
{
printf( "\b\b\b\b\b\b\b\b\b\b\b\b\b" );
printf( "%3d%%/%5dfps", percentage, flagFPS );
fflush( stdout );
}
if (percentage % 10 == 0 && prevperc != percentage)
{
prevperc = percentage;
VERBOSE(VB_GENERAL, QString("%1%/%2""fps")
.arg(percentage).arg(flagFPS));
}
}
else
{
if (showPercentage)
{
printf( "\b\b\b\b\b\b" );
printf( "%6lld", (long long)myFramesPlayed );
fflush( stdout );
}
if (myFramesPlayed % 1000 == 0)
VERBOSE(VB_GENERAL, QString("%1").arg(myFramesPlayed));
}
}
if (DecoderGetFrame(kDecodeNothing,true))
myFramesPlayed = decoder->GetFramesRead();
}
if (showPercentage)
{
if (totalFrames)
printf( "\b\b\b\b\b\b\b" );
printf( "\b\b\b\b\b\b \b\b\b\b\b\b\b\b\b\b\b" );
fflush( stdout );
}
SaveTotalDuration();
SetPlaying(false);
killdecoder = true;
QThreadPool::globalInstance()->start(
new RebuildSaver(decoder, pmap_first, myFramesPlayed));
RebuildSaver::Wait(decoder);
return true;
}
void MythDVDPlayer::DoChangeDVDTrack(void)
{
if (decoder)
decoder->ChangeDVDTrack(need_change_dvd_track > 0);
ClearAfterSeek(!player_ctx->buffer->IsInDiscMenuOrStillFrame());
}
