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/* smplayer, GUI front-end for mplayer.
Copyright (C) 2006-2012 Ricardo Villalba <rvm@users.sourceforge.net>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "inforeader.h"
#include <QStringList>
#include <QApplication>
#include <QRegExp>
#include "colorutils.h"
#include "global.h"
#include "preferences.h"
#include "mplayerversion.h"
#if USE_QPROCESS
#include <QProcess>
#else
#include "myprocess.h"
#endif
using namespace Global;
#define NOME 0
#define VO 1
#define AO 2
#define DEMUXER 3
#define VC 4
#define AC 5
InfoReader * InfoReader::static_obj = 0;
InfoReader * InfoReader::obj() {
if (!static_obj) {
static_obj = new InfoReader( pref->mplayer_bin );
static_obj->getInfo();
}
return static_obj;
}
InfoReader::InfoReader( QString mplayer_bin, QObject * parent )
: QObject(parent)
{
mplayerbin = mplayer_bin;
#if USE_QPROCESS
proc = new QProcess(this);
proc->setProcessChannelMode( QProcess::MergedChannels );
#else
proc = new MyProcess(this);
connect( proc, SIGNAL(lineAvailable(QByteArray)),
this, SLOT(readLine(QByteArray)) );
#endif
}
InfoReader::~InfoReader() {
}
void InfoReader::getInfo() {
waiting_for_key = TRUE;
vo_list.clear();
ao_list.clear();
demuxer_list.clear();
mplayer_svn = -1;
run("-identify -vo help -ao help -demuxer help -vc help -ac help");
//list();
}
void InfoReader::list() {
qDebug("InfoReader::list");
InfoList::iterator it;
qDebug(" vo_list:");
for ( it = vo_list.begin(); it != vo_list.end(); ++it ) {
qDebug( "driver: '%s', desc: '%s'", (*it).name().toUtf8().data(), (*it).desc().toUtf8().data());
}
qDebug(" ao_list:");
for ( it = ao_list.begin(); it != ao_list.end(); ++it ) {
qDebug( "driver: '%s', desc: '%s'", (*it).name().toUtf8().data(), (*it).desc().toUtf8().data());
}
qDebug(" demuxer_list:");
for ( it = demuxer_list.begin(); it != demuxer_list.end(); ++it ) {
qDebug( "demuxer: '%s', desc: '%s'", (*it).name().toUtf8().data(), (*it).desc().toUtf8().data());
}
qDebug(" vc_list:");
for ( it = vc_list.begin(); it != vc_list.end(); ++it ) {
qDebug( "codec: '%s', desc: '%s'", (*it).name().toUtf8().data(), (*it).desc().toUtf8().data());
}
qDebug(" ac_list:");
for ( it = ac_list.begin(); it != ac_list.end(); ++it ) {
qDebug( "codec: '%s', desc: '%s'", (*it).name().toUtf8().data(), (*it).desc().toUtf8().data());
}
}
static QRegExp rx_vo_key("^ID_VIDEO_OUTPUTS");
static QRegExp rx_ao_key("^ID_AUDIO_OUTPUTS");
static QRegExp rx_demuxer_key("^ID_DEMUXERS");
static QRegExp rx_ac_key("^ID_AUDIO_CODECS");
static QRegExp rx_vc_key("^ID_VIDEO_CODECS");
static QRegExp rx_driver("\\t(.*)\\t(.*)");
static QRegExp rx_demuxer("^\\s+([A-Z,a-z,0-9]+)\\s+(\\d+)\\s+(\\S.*)");
static QRegExp rx_demuxer2("^\\s+([A-Z,a-z,0-9]+)\\s+(\\S.*)");
static QRegExp rx_codec("^([A-Z,a-z,0-9]+)\\s+([A-Z,a-z,0-9]+)\\s+([A-Z,a-z,0-9]+)\\s+(\\S.*)");
void InfoReader::readLine(QByteArray ba) {
#if COLOR_OUTPUT_SUPPORT
QString line = ColorUtils::stripColorsTags(QString::fromLocal8Bit(ba));
#else
QString line = QString::fromLocal8Bit(ba);
#endif
if (line.isEmpty()) return;
qDebug("InfoReader::readLine: line: '%s'", line.toUtf8().data());
//qDebug("waiting_for_key: %d", waiting_for_key);
if (!waiting_for_key) {
if ((reading_type == VO) || (reading_type == AO)) {
if ( rx_driver.indexIn(line) > -1 ) {
QString name = rx_driver.cap(1);
QString desc = rx_driver.cap(2);
qDebug("InfoReader::readLine: found driver: '%s' '%s'", name.toUtf8().data(), desc.toUtf8().data());
if (reading_type==VO) {
vo_list.append( InfoData(name, desc) );
}
else
if (reading_type==AO) {
ao_list.append( InfoData(name, desc) );
}
} else {
qWarning("InfoReader::readLine: can't parse output driver from line '%s'", line.toUtf8().constData());
}
}
else
if (reading_type == DEMUXER) {
if ( rx_demuxer.indexIn(line) > -1 ) {
QString name = rx_demuxer.cap(1);
QString desc = rx_demuxer.cap(3);
qDebug("InfoReader::readLine: found demuxer: '%s' '%s'", name.toUtf8().data(), desc.toUtf8().data());
demuxer_list.append( InfoData(name, desc) );
}
else
if ( rx_demuxer2.indexIn(line) > -1 ) {
QString name = rx_demuxer2.cap(1);
QString desc = rx_demuxer2.cap(2);
qDebug("InfoReader::readLine: found demuxer: '%s' '%s'", name.toUtf8().data(), desc.toUtf8().data());
demuxer_list.append( InfoData(name, desc) );
}
else {
qWarning("InfoReader::readLine: can't parse demuxer from line '%s'", line.toUtf8().constData());
}
}
else
if ((reading_type == VC) || (reading_type == AC)) {
if ( rx_codec.indexIn(line) > -1 ) {
QString name = rx_codec.cap(1);
QString desc = rx_codec.cap(4);
qDebug("InfoReader::readLine: found codec: '%s' '%s'", name.toUtf8().data(), desc.toUtf8().data());
if (reading_type==VC) {
vc_list.append( InfoData(name, desc) );
}
else
if (reading_type==AC) {
ac_list.append( InfoData(name, desc) );
}
} else {
qWarning("InfoReader::readLine: can't parse codec from line '%s'", line.toUtf8().constData());
}
}
}
if ( rx_vo_key.indexIn(line) > -1 ) {
reading_type = VO;
waiting_for_key = FALSE;
qDebug("InfoReader::readLine: found key: vo");
}
if ( rx_ao_key.indexIn(line) > -1 ) {
reading_type = AO;
waiting_for_key = FALSE;
qDebug("InfoReader::readLine: found key: ao");
}
if ( rx_demuxer_key.indexIn(line) > -1 ) {
reading_type = DEMUXER;
waiting_for_key = FALSE;
qDebug("InfoReader::readLine: found key: demuxer");
}
if ( rx_ac_key.indexIn(line) > -1 ) {
reading_type = AC;
waiting_for_key = FALSE;
qDebug("InfoReader::readLine: found key: ac");
}
if ( rx_vc_key.indexIn(line) > -1 ) {
reading_type = VC;
waiting_for_key = FALSE;
qDebug("InfoReader::readLines: found key: vc");
}
if (line.startsWith("MPlayer ")) {
mplayer_svn = MplayerVersion::mplayerVersion(line);
}
}
#if USE_QPROCESS
bool InfoReader::run(QString options) {
qDebug("InfoReader::run: '%s'", options.toUtf8().data());
qDebug("InfoReader::run: using QProcess");
if (proc->state() == QProcess::Running) {
qWarning("InfoReader::run: process already running");
return false;
}
QStringList args = options.split(" ");
proc->start(mplayerbin, args);
if (!proc->waitForStarted()) {
qWarning("InfoReader::run: process can't start!");
return false;
}
//Wait until finish
if (!proc->waitForFinished()) {
qWarning("InfoReader::run: process didn't finish. Killing it...");
proc->kill();
}
qDebug("InfoReader::run : terminating");
QByteArray ba;
while (proc->canReadLine()) {
ba = proc->readLine();
ba.replace("\n", "");
ba.replace("\r", "");
readLine( ba );
}
return true;
}
#else
bool InfoReader::run(QString options) {
qDebug("InfoReader::run: '%s'", options.toUtf8().data());
qDebug("InfoReader::run: using myprocess");
if (proc->isRunning()) {
qWarning("InfoReader::run: process already running");
return false;
}
proc->clearArguments();
proc->addArgument(mplayerbin);
QStringList args = options.split(" ");
QStringList::Iterator it = args.begin();
while( it != args.end() ) {
proc->addArgument( (*it) );
++it;
}
proc->start();
if (!proc->waitForStarted()) {
qWarning("InfoReader::run: process can't start!");
return false;
}
//Wait until finish
if (!proc->waitForFinished()) {
qWarning("InfoReader::run: process didn't finish. Killing it...");
proc->kill();
}
qDebug("InfoReader::run : terminating");
return true;
}
#endif
#include "moc_inforeader.cpp"
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