void CDummyVideoPlayer::Seek(bool bPlus, bool bLargeStep, bool bChapterOverride)
{
if (g_advancedSettings.m_videoUseTimeSeeking && GetTotalTime() > 2000*g_advancedSettings.m_videoTimeSeekForwardBig)
{
int seek = 0;
if (bLargeStep)
seek = bPlus ? g_advancedSettings.m_videoTimeSeekForwardBig : g_advancedSettings.m_videoTimeSeekBackwardBig;
else
seek = bPlus ? g_advancedSettings.m_videoTimeSeekForward : g_advancedSettings.m_videoTimeSeekBackward;
// do the seek
SeekTime(GetTime() + seek * 1000);
}
else
{
float percent = GetPercentage();
if (bLargeStep)
percent += bPlus ? g_advancedSettings.m_videoPercentSeekForwardBig : g_advancedSettings.m_videoPercentSeekBackwardBig;
else
percent += bPlus ? g_advancedSettings.m_videoPercentSeekForward : g_advancedSettings.m_videoPercentSeekBackward;
if (percent >= 0 && percent <= 100)
{
// should be modified to seektime
SeekPercentage(percent);
}
}
}
void PAPlayer::Seek(bool bPlus, bool bLargeStep, bool bChapterOverride)
{
if (!CanSeek()) return;
__int64 seek;
if (g_advancedSettings.m_musicUseTimeSeeking && GetTotalTime() > 2 * g_advancedSettings.m_musicTimeSeekForwardBig)
{
if (bLargeStep)
seek = bPlus ? g_advancedSettings.m_musicTimeSeekForwardBig : g_advancedSettings.m_musicTimeSeekBackwardBig;
else
seek = bPlus ? g_advancedSettings.m_musicTimeSeekForward : g_advancedSettings.m_musicTimeSeekBackward;
seek *= 1000;
seek += GetTime();
}
else
{
float percent;
if (bLargeStep)
percent = bPlus ? (float)g_advancedSettings.m_musicPercentSeekForwardBig : (float)g_advancedSettings.m_musicPercentSeekBackwardBig;
else
percent = bPlus ? (float)g_advancedSettings.m_musicPercentSeekForward : (float)g_advancedSettings.m_musicPercentSeekBackward;
seek = (__int64)(GetTotalTime64() * (GetPercentage() + percent) / 100);
}
SeekTime(seek);
}
bool OMXReader::SeekChapter(int chapter, double* startpts)
{
if(chapter < 1)
{
chapter = 1;
}
if(m_pFormatContext == NULL)
{
return false;
}
#if LIBAVFORMAT_VERSION_INT >= AV_VERSION_INT(52,14,0)
if(chapter < 1 || chapter > (int)m_pFormatContext->nb_chapters)
{
return false;
}
AVChapter *ch = m_pFormatContext->chapters[chapter-1];
double dts = ConvertTimestamp(ch->start, ch->time_base.den, ch->time_base.num);
return SeekTime(DVD_TIME_TO_MSEC(dts), 0, startpts);
#else
return false;
#endif
}
void PAPlayer::Seek(bool bPlus, bool bLargeStep, bool bChapterOverride)
{
if (!CanSeek()) return;
long long seek;
if (g_advancedSettings.m_musicUseTimeSeeking && m_playerGUIData.m_totalTime > 2 * g_advancedSettings.m_musicTimeSeekForwardBig)
{
if (bLargeStep)
seek = bPlus ? g_advancedSettings.m_musicTimeSeekForwardBig : g_advancedSettings.m_musicTimeSeekBackwardBig;
else
seek = bPlus ? g_advancedSettings.m_musicTimeSeekForward : g_advancedSettings.m_musicTimeSeekBackward;
seek *= 1000;
seek += m_playerGUIData.m_time;
}
else
{
float percent;
if (bLargeStep)
percent = bPlus ? (float)g_advancedSettings.m_musicPercentSeekForwardBig : (float)g_advancedSettings.m_musicPercentSeekBackwardBig;
else
percent = bPlus ? (float)g_advancedSettings.m_musicPercentSeekForward : (float)g_advancedSettings.m_musicPercentSeekBackward;
seek = static_cast<long long>(GetTotalTime64() * (GetPercentage() + percent) / 100);
}
SeekTime(seek);
}
CAMRSource::CAMRSource(CMediaSource *pSource, int nIndex) : CMediaSource(pSource, nIndex)
{
char pBuffer[5];
SourceReadData(pBuffer, 5);
if (strncmp(pBuffer, "#!AMR", 5) != 0)
return;
m_nOutputNum = 1;
SeekTime(0);
}
bool CDummyVideoPlayer::OpenFile(const CFileItem& file, const CPlayerOptions &options)
{
try
{
Create();
if( options.starttime > 0 )
SeekTime( (int64_t)(options.starttime * 1000) );
return true;
}
catch(...)
{
CLog::Log(LOGERROR,"%s - Exception thrown on open", __FUNCTION__);
return false;
}
}
bool AudioStream::Open(const char* Filename)
{
mSource = SourceFromExt(Filename);
if (mSource && mSource->IsValid())
{
Channels = mSource->GetChannels();
mBufferSize = BUFF_SIZE;
mData = new short[mBufferSize];
PaUtil_InitializeRingBuffer(&mRingBuf, sizeof(int16), mBufferSize, mData);
mStreamTime = mPlaybackTime = 0;
SeekTime(0);
return true;
}else
return false;
}
int CAMLPlayer::SeekChapter(int chapter_index)
{
CSingleLock lock(m_aml_csection);
// chapter_index is a one based value.
if (m_chapter_count > 1)
{
if (chapter_index < 0)
chapter_index = 0;
if (chapter_index > m_chapter_count)
return 0;
// time units are seconds,
// so we add 1000ms to get into the chapter.
int64_t seek_ms = m_chapters[chapter_index - 1]->seekto_ms + 1000;
// seek to 1 second and play is immediate.
if (seek_ms <= 0)
seek_ms = 1000;
// seek to chapter here
g_infoManager.SetDisplayAfterSeek(100000);
SeekTime(seek_ms);
m_callback.OnPlayBackSeekChapter(chapter_index);
g_infoManager.SetDisplayAfterSeek();
}
else
{
// we do not have a chapter list so do a regular big jump.
if (chapter_index > 0)
Seek(true, true);
else
Seek(false, true);
}
return 0;
}
void CAMLPlayer::Seek(bool bPlus, bool bLargeStep)
{
// force updated to m_elapsed_ms, m_duration_ms.
GetStatus();
CSingleLock lock(m_aml_csection);
// try chapter seeking first, chapter_index is ones based.
int chapter_index = GetChapter();
if (bLargeStep)
{
// seek to next chapter
if (bPlus && (chapter_index < GetChapterCount()))
{
SeekChapter(chapter_index + 1);
return;
}
// seek to previous chapter
if (!bPlus && chapter_index)
{
SeekChapter(chapter_index - 1);
return;
}
}
int64_t seek_ms;
if (g_advancedSettings.m_videoUseTimeSeeking)
{
if (bLargeStep && (GetTotalTime() > (2 * g_advancedSettings.m_videoTimeSeekForwardBig)))
seek_ms = bPlus ? g_advancedSettings.m_videoTimeSeekForwardBig : g_advancedSettings.m_videoTimeSeekBackwardBig;
else
seek_ms = bPlus ? g_advancedSettings.m_videoTimeSeekForward : g_advancedSettings.m_videoTimeSeekBackward;
// convert to milliseconds
seek_ms *= 1000;
seek_ms += m_elapsed_ms;
}
else
{
float percent;
if (bLargeStep)
percent = bPlus ? g_advancedSettings.m_videoPercentSeekForwardBig : g_advancedSettings.m_videoPercentSeekBackwardBig;
else
percent = bPlus ? g_advancedSettings.m_videoPercentSeekForward : g_advancedSettings.m_videoPercentSeekBackward;
percent /= 100.0f;
percent += (float)m_elapsed_ms/(float)m_duration_ms;
// convert to milliseconds
seek_ms = m_duration_ms * percent;
}
// handle stacked videos, dvdplayer does it so we do it too.
if (g_application.CurrentFileItem().IsStack() &&
(seek_ms > m_duration_ms || seek_ms < 0))
{
CLog::Log(LOGDEBUG, "CAMLPlayer::Seek: In mystery code, what did I do");
g_application.SeekTime((seek_ms - m_elapsed_ms) * 0.001 + g_application.GetTime());
// warning, don't access any object variables here as
// the object may have been destroyed
return;
}
if (seek_ms <= 1000)
seek_ms = 1000;
if (seek_ms > m_duration_ms)
seek_ms = m_duration_ms;
// do seek here
g_infoManager.SetDisplayAfterSeek(100000);
SeekTime(seek_ms);
m_callback.OnPlayBackSeek((int)seek_ms, (int)(seek_ms - m_elapsed_ms));
g_infoManager.SetDisplayAfterSeek();
}
void PAPlayer::SeekPercentage(float fPercent /*=0*/)
{
if (fPercent < 0.0f) fPercent = 0.0f;
if (fPercent > 100.0f) fPercent = 100.0f;
SeekTime((__int64)(fPercent * 0.01f * (float)GetTotalTime64()));
}
void CDummyVideoPlayer::SeekPercentage(float iPercent)
{
int64_t iTime = (int64_t)(GetTotalTime() * iPercent / 100);
SeekTime(iTime);
}
void CUPnPPlayer::SeekPercentage(float percent)
{
int64_t tot = GetTotalTime();
if (tot)
SeekTime((int64_t)(tot * percent / 100));
}
CMIDISource::CMIDISource(CMediaSource *pSource, int nIndex) : CMediaSource(pSource, nIndex)
{
char str[5];
int i;
StreamPos *pPos;
MIDITrack *pTrack;
TempoEvent *pEvent;
unsigned char pData[1024];
int nSize;
m_pStreamPos = NULL;
m_pTracks = NULL;
m_pTempoEvents = NULL;
m_nDuration = 0;
str[4] = '\0';
SourceReadData(str, 4);
if (strcmp(str, "MThd") != 0)
return;
if (SourceReadBigEndian(4) != 6) //header length
return;
m_MIDIInfo.nFormat = SourceReadBigEndian(2);
m_nOutputNum = SourceReadBigEndian(2); //number of track
m_nTicksPerQuarterNote = SourceReadBigEndian(2);
m_pStreamPos = new StreamPos[m_nOutputNum];
m_pTracks = new MIDITrack[m_nOutputNum];
for (i = 0; i < m_nOutputNum; i++)
{
pPos = m_pStreamPos + i;
SourceReadData(str, 4); //track id
pPos->nSize = SourceReadBigEndian(4); //track length
if (strcmp(str, "MTrk") == 0)
pPos->nHeadPos = SourceGetPosition();
else
pPos->nHeadPos = 0; //invalid track
SourceSeekData(pPos->nSize, SEEK_CUR); //skip to next track
}
if (m_nOutputNum == 0)
return;
pTrack = m_pTracks; //first track;
m_pTempoEvents = new TempoEvent[m_pStreamPos[0].nSize / 6]; //minimum size of a change tempo event is 6
m_nTempoEventNum = 1;
pEvent = m_pTempoEvents;
pEvent->nTempo = 500000; //default tempo in microseconds per quarter note
pEvent->nTicks = 0;
pEvent->nTime = 0;
SeekTime(0);
for (;;)
{
nSize = ReadData(0, pData, sizeof(pData));
if (nSize == 0)
break;
if (pData[0] == 0xFF && pData[1] == 0x51) //set tempo
{
pEvent = m_pTempoEvents + m_nTempoEventNum;
pEvent->nTempo = (pData[2] << 16) | (pData[3] << 8) | pData[4]; //microseconds per quarter note
pEvent->nTicks = pTrack->nTicks;
pEvent->nTime = TicksToTime(pTrack->nTicks);
++m_nTempoEventNum;
}
}
m_nDuration = m_pStreamPos[0].nTime;
for (i = 1; i < m_nOutputNum; i++) //for each track except the first one
{
do
{
nSize = ReadData(i, pData, sizeof(pData));
} while (nSize > 0); //until the last event of this track
if (m_pStreamPos[i].nTime > m_nDuration)
m_nDuration = m_pStreamPos[i].nTime;
}
SeekTime(0);
}
void CDummyVideoPlayer::SeekPercentage(float iPercent)
{
__int64 iTotalMsec = GetTotalTime() * 1000;
__int64 iTime = (__int64)(iTotalMsec * iPercent / 100);
SeekTime(iTime);
}
