HTTPLiveStream::HTTPLiveStream(QString srcFile, uint16_t width, uint16_t height,
uint32_t bitrate, uint32_t abitrate,
uint16_t maxSegments, uint16_t segmentSize,
uint32_t aobitrate, int32_t srate)
: m_writing(false),
m_streamid(-1), m_sourceFile(srcFile),
m_sourceWidth(0), m_sourceHeight(0),
m_segmentSize(segmentSize), m_maxSegments(maxSegments),
m_segmentCount(0), m_startSegment(0),
m_curSegment(0),
m_height(height), m_width(width),
m_bitrate(bitrate),
m_audioBitrate(abitrate), m_audioOnlyBitrate(aobitrate),
m_sampleRate(srate),
m_created(MythDate::current()),
m_lastModified(MythDate::current()),
m_percentComplete(0),
m_status(kHLSStatusUndefined)
{
if ((m_width == 0) && (m_height == 0))
m_width = 640;
if (m_bitrate == 0)
m_bitrate = 800000;
if (m_audioBitrate == 0)
m_audioBitrate = 64000;
if (m_segmentSize == 0)
m_segmentSize = 10;
if (m_audioOnlyBitrate == 0)
m_audioOnlyBitrate = 32000;
m_sourceHost = gCoreContext->GetHostName();
QFileInfo finfo(m_sourceFile);
m_outBase = finfo.fileName() +
QString(".%1x%2_%3kV_%4kA").arg(m_width).arg(m_height)
.arg(m_bitrate/1000).arg(m_audioBitrate/1000);
SetOutputVars();
m_fullURL = m_httpPrefix + m_outBase + ".m3u8";
m_relativeURL = m_httpPrefixRel + m_outBase + ".m3u8";
StorageGroup sgroup("Streaming", gCoreContext->GetHostName());
m_outDir = sgroup.GetFirstDir();
QDir outDir(m_outDir);
if (!outDir.exists() && !outDir.mkdir(m_outDir))
{
LOG(VB_RECORD, LOG_ERR, "Unable to create HTTP Live Stream output "
"directory, Live Stream will not be created");
return;
}
AddStream();
}
bool HTTPLiveStream::UpdateSizeInfo(uint16_t width, uint16_t height,
uint16_t srcwidth, uint16_t srcheight)
{
if (m_streamid == -1)
return false;
QFileInfo finfo(m_sourceFile);
QString newOutBase = finfo.fileName() +
QString(".%1x%2_%3kV_%4kA").arg(width).arg(height)
.arg(m_bitrate/1000).arg(m_audioBitrate/1000);
QString newFullURL = m_httpPrefix + newOutBase + ".m3u8";
QString newRelativeURL;
if (newFullURL.contains("/Content/GetFile"))
newRelativeURL = "/Content/GetFile?StorageGroup=Streaming&FileName=" +
newOutBase + ".m3u8";
else
newRelativeURL = newOutBase + ".m3u8";
MSqlQuery query(MSqlQuery::InitCon());
query.prepare(
"UPDATE livestream "
"SET width = :WIDTH, height = :HEIGHT, "
" sourcewidth = :SRCWIDTH, sourceheight = :SRCHEIGHT, "
" fullurl = :FULLURL, relativeurl = :RELATIVEURL, "
" outbase = :OUTBASE "
"WHERE id = :STREAMID; ");
query.bindValue(":WIDTH", width);
query.bindValue(":HEIGHT", height);
query.bindValue(":SRCWIDTH", srcwidth);
query.bindValue(":SRCHEIGHT", srcheight);
query.bindValue(":FULLURL", newFullURL);
query.bindValue(":RELATIVEURL", newRelativeURL);
query.bindValue(":OUTBASE", newOutBase);
query.bindValue(":STREAMID", m_streamid);
if (!query.exec())
{
LOG(VB_GENERAL, LOG_ERR, LOC +
QString("Unable to update segment info for streamid %1")
.arg(m_streamid));
return false;
}
m_width = width;
m_height = height;
m_sourceWidth = srcwidth;
m_sourceHeight = srcheight;
m_outBase = newOutBase;
m_fullURL = newFullURL;
m_relativeURL = newRelativeURL;
SetOutputVars();
return true;
}
bool HTTPLiveStream::LoadFromDB(void)
{
if (m_streamid == -1)
return false;
MSqlQuery query(MSqlQuery::InitCon());
query.prepare(
"SELECT width, height, bitrate, audiobitrate, segmentsize, "
" maxsegments, startsegment, currentsegment, segmentcount, "
" percentcomplete, created, lastmodified, relativeurl, "
" fullurl, status, statusmessage, sourcefile, sourcehost, "
" sourcewidth, sourceheight, outdir, outbase, audioonlybitrate, "
" samplerate "
"FROM livestream "
"WHERE id = :STREAMID; ");
query.bindValue(":STREAMID", m_streamid);
if (!query.exec() || !query.next())
{
LOG(VB_GENERAL, LOG_ERR, LOC +
QString("Unable to query DB info for stream %1")
.arg(m_streamid));
return false;
}
m_width = query.value(0).toUInt();
m_height = query.value(1).toUInt();
m_bitrate = query.value(2).toUInt();
m_audioBitrate = query.value(3).toUInt();
m_segmentSize = query.value(4).toUInt();
m_maxSegments = query.value(5).toUInt();
m_startSegment = query.value(6).toUInt();
m_curSegment = query.value(7).toUInt();
m_segmentCount = query.value(8).toUInt();
m_percentComplete = query.value(9).toUInt();
m_created = MythDate::as_utc(query.value(10).toDateTime());
m_lastModified = MythDate::as_utc(query.value(11).toDateTime());
m_relativeURL = query.value(12).toString();
m_fullURL = query.value(13).toString();
m_status = (HTTPLiveStreamStatus)(query.value(14).toInt());
m_statusMessage = query.value(15).toString();
m_sourceFile = query.value(16).toString();
m_sourceHost = query.value(17).toString();
m_sourceWidth = query.value(18).toUInt();
m_sourceHeight = query.value(19).toUInt();
m_outDir = query.value(20).toString();
m_outBase = query.value(21).toString();
m_audioOnlyBitrate = query.value(22).toUInt();
m_sampleRate = query.value(23).toUInt();
SetOutputVars();
return true;
}
