diff options
Diffstat (limited to 'src/plugins/Input/mad/decodermadfactory.cpp')
| -rw-r--r-- | src/plugins/Input/mad/decodermadfactory.cpp | 188 |
1 files changed, 188 insertions, 0 deletions
diff --git a/src/plugins/Input/mad/decodermadfactory.cpp b/src/plugins/Input/mad/decodermadfactory.cpp new file mode 100644 index 000000000..8bb04aca1 --- /dev/null +++ b/src/plugins/Input/mad/decodermadfactory.cpp @@ -0,0 +1,188 @@ +#include <QtGui> +#include <QDialog> +#include <QMessageBox> +#include <mad.h> +#include <taglib/tag.h> +#include <taglib/fileref.h> +#include <taglib/id3v1tag.h> +#include <taglib/id3v2tag.h> +#include <taglib/apetag.h> +#include <taglib/tfile.h> +#include <taglib/mpegfile.h> + +#include "detailsdialog.h" +#include "settingsdialog.h" +#include "decoder_mad.h" +#include "decodermadfactory.h" + +// DecoderMADFactory + +bool DecoderMADFactory::supports(const QString &source) const +{ + QString ext = source.right(4).toLower(); + return ext == ".mp1" || ext == ".mp2" || ext == ".mp3"; +} + +bool DecoderMADFactory::canDecode(QIODevice *input) const +{ + char buf[16 * 512]; + + if (input->peek(buf,sizeof(buf)) == sizeof(buf)) + { + struct mad_stream stream; + struct mad_header header; + int dec_res; + + mad_stream_init (&stream); + mad_header_init (&header); + mad_stream_buffer (&stream, (unsigned char *) buf, sizeof(buf)); + stream.error = MAD_ERROR_NONE; + + while ((dec_res = mad_header_decode(&header, &stream)) == -1 + && MAD_RECOVERABLE(stream.error)) + ; + return dec_res != -1 ? TRUE: FALSE; + } + return FALSE; +} + +const DecoderProperties DecoderMADFactory::properties() const +{ + DecoderProperties properties; + properties.name = tr("MPEG Plugin"); + properties.filter = "*.mp1 *.mp2 *.mp3"; + properties.description = tr("MPEG Files"); + properties.contentType = "audio/mp3;audio/mpeg"; + properties.hasAbout = TRUE; + properties.hasSettings = TRUE; + return properties; +} + +Decoder *DecoderMADFactory::create(QObject *parent, QIODevice *input, Output *output) +{ + return new DecoderMAD(parent, this, input, output); +} + +FileTag *DecoderMADFactory::createTag(const QString &source) +{ + FileTag *ftag = new FileTag(); + TagLib::Tag *tag = 0; + TagLib::MPEG::File fileRef(source.toLocal8Bit ()); + + QSettings settings(QDir::homePath()+"/.qmmp/qmmprc", QSettings::IniFormat); + settings.beginGroup("MAD"); + QTextCodec *codec_v1 = + QTextCodec::codecForName(settings.value("ID3v1_encoding","UTF-8" ) + .toByteArray ()); + QTextCodec *codec_v2 = + QTextCodec::codecForName(settings.value("ID3v2_encoding","UTF-8" ) + .toByteArray ()); + if (!codec_v1) + codec_v1 = QTextCodec::codecForName ("UTF-8"); + if (!codec_v2) + codec_v2 = QTextCodec::codecForName ("UTF-8"); + + QTextCodec *codec = 0; + + uint tag_array[3]; + tag_array[0] = settings.value("tag_1", SettingsDialog::ID3v2).toInt(); + tag_array[1] = settings.value("tag_2", SettingsDialog::Disabled).toInt(); + tag_array[2] = settings.value("tag_3", SettingsDialog::Disabled).toInt(); + + + for (int i = 0; i < 3; ++i) + { + switch ((uint) tag_array[i]) + { + case SettingsDialog::ID3v1: + { + codec = codec_v1; + tag = fileRef.ID3v1Tag(); + break; + } + case SettingsDialog::ID3v2: + { + codec = codec_v2; + tag = fileRef.ID3v2Tag(); + break; + } + case SettingsDialog::APE: + { + codec = QTextCodec::codecForName ("UTF-8"); + tag = fileRef.APETag(); + break; + } + case SettingsDialog::Disabled: + { + break; + } + } + if(tag && !tag->isEmpty()) + break; + } + settings.endGroup(); + + if (tag && codec) + { + bool utf = codec->name ().contains("UTF"); + TagLib::String album = tag->album(); + TagLib::String artist = tag->artist(); + TagLib::String comment = tag->comment(); + TagLib::String genre = tag->genre(); + TagLib::String title = tag->title(); + + ftag->setValue(FileTag::ALBUM, + codec->toUnicode(album.toCString(utf)).trimmed()); + ftag->setValue(FileTag::ARTIST, + codec->toUnicode(artist.toCString(utf)).trimmed()); + ftag->setValue(FileTag::COMMENT, + codec->toUnicode(comment.toCString(utf)).trimmed()); + ftag->setValue(FileTag::GENRE, + codec->toUnicode(genre.toCString(utf)).trimmed()); + ftag->setValue(FileTag::TITLE, + codec->toUnicode(title.toCString(utf)).trimmed()); + ftag->setValue(FileTag::YEAR, + tag->year()); + ftag->setValue(FileTag::TRACK, + tag->track()); + } + if (fileRef.audioProperties()) + ftag->setValue(FileTag::LENGTH,fileRef.audioProperties()->length()); + return ftag; +} + +QObject* DecoderMADFactory::showDetails(QWidget *parent, const QString &path) +{ + DetailsDialog *d = new DetailsDialog(parent, path); + d -> show(); + return d; +} + +void DecoderMADFactory::showSettings(QWidget *parent) +{ + SettingsDialog *s = new SettingsDialog(parent); + s -> show(); +} + +void DecoderMADFactory::showAbout(QWidget *parent) +{ + QMessageBox::about (parent, tr("About MPEG Audio Plugin"), + tr("Qmmp MPEG Audio Plugin")+"\n"+ + tr("Compiled against libmad version:")+" "+ + QString("%1.%2.%3%4").arg(MAD_VERSION_MAJOR) + .arg(MAD_VERSION_MINOR) + .arg(MAD_VERSION_PATCH).arg(MAD_VERSION_EXTRA)+"\n"+ + tr("Writen by: Ilya Kotov <forkotov02@hotmail.ru>")+"\n"+ + tr("Source code based on mq3 progect") + ); +} + +QTranslator *DecoderMADFactory::createTranslator(QObject *parent) +{ + QTranslator *translator = new QTranslator(parent); + QString locale = QLocale::system().name(); + translator->load(QString(":/mad_plugin_") + locale); + return translator; +} + +Q_EXPORT_PLUGIN(DecoderMADFactory) |