1 files changed, 286 insertions, 0 deletions
diff --git a/src/inforeader.cpp b/src/inforeader.cpp
new file mode 100644
index 0000000..075be9c
--- /dev/null
+++ b/src/inforeader.cpp
@@ -0,0 +1,286 @@
+/*  smplayer, GUI front-end for mplayer.
+    Copyright (C) 2006-2009 Ricardo Villalba <rvm@escomposlinux.org>
+
+    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_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
+
+	qDebug("InfoReader::readLine: line: '%s'", line.toUtf8().data());
+	//qDebug("waiting_for_key: %d", waiting_for_key);
+
+	if (!waiting_for_key) {
+		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: Unknown type! Ignoring");
+		}
+		else
+		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_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: Unknown type! Ignoring");
+		}
+	}
+
+	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"