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Changed metadata keys type from enum to QString.

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This allows to combine metaData and extendedMetaData
and simplify metadata handling on both backend and application sides.

Change-Id: I136eedc86c215be3485db101c43069ca7c82101b
Reviewed-by: Michael Goddard <michael.goddard@nokia.com>
This commit is contained in:
Dmytro Poplavskiy
2012-01-16 16:40:47 +10:00
committed by Qt by Nokia
parent 382ba7d4f4
commit 8ff5b88b27
54 changed files with 736 additions and 1050 deletions
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26
src/plugins/gstreamer/camerabin/camerabinimagecapture.cpp
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@@ -124,26 +124,26 @@ gboolean CameraBinImageCapture::metadataEventProbe(GstPad *pad, GstEvent *event,
qDebug() << "Capture event probe" << extendedTags;
#endif
QMap<QtMultimedia::MetaData, QVariant> tags;
tags[QtMultimedia::ISOSpeedRatings] = extendedTags.value("capturing-iso-speed");
tags[QtMultimedia::DigitalZoomRatio] = extendedTags.value("capturing-digital-zoom-ratio");
tags[QtMultimedia::ExposureTime] = extendedTags.value("capturing-shutter-speed");
tags[QtMultimedia::WhiteBalance] = extendedTags.value("capturing-white-balance");
tags[QtMultimedia::Flash] = extendedTags.value("capturing-flash-fired");
tags[QtMultimedia::FocalLengthIn35mmFilm] = extendedTags.value("capturing-focal-length");
tags[QtMultimedia::MeteringMode] = extendedTags.value("capturing-metering-mode");
tags[QtMultimedia::ExposureMode] = extendedTags.value("capturing-exposure-mode");
tags[QtMultimedia::FNumber] = extendedTags.value("capturing-focal-ratio");
tags[QtMultimedia::ExposureMode] = extendedTags.value("capturing-exposure-mode");
QVariantMap tags;
tags[QtMultimedia::MetaData::ISOSpeedRatings] = extendedTags.value("capturing-iso-speed");
tags[QtMultimedia::MetaData::DigitalZoomRatio] = extendedTags.value("capturing-digital-zoom-ratio");
tags[QtMultimedia::MetaData::ExposureTime] = extendedTags.value("capturing-shutter-speed");
tags[QtMultimedia::MetaData::WhiteBalance] = extendedTags.value("capturing-white-balance");
tags[QtMultimedia::MetaData::Flash] = extendedTags.value("capturing-flash-fired");
tags[QtMultimedia::MetaData::FocalLengthIn35mmFilm] = extendedTags.value("capturing-focal-length");
tags[QtMultimedia::MetaData::MeteringMode] = extendedTags.value("capturing-metering-mode");
tags[QtMultimedia::MetaData::ExposureMode] = extendedTags.value("capturing-exposure-mode");
tags[QtMultimedia::MetaData::FNumber] = extendedTags.value("capturing-focal-ratio");
tags[QtMultimedia::MetaData::ExposureMode] = extendedTags.value("capturing-exposure-mode");
QMapIterator<QtMultimedia::MetaData, QVariant> i(tags);
QMapIterator<QString, QVariant> i(tags);
while (i.hasNext()) {
i.next();
if (i.value().isValid()) {
QMetaObject::invokeMethod(self, "imageMetadataAvailable",
Qt::QueuedConnection,
Q_ARG(int, self->m_requestId),
Q_ARG(QtMultimedia::MetaData, i.key()),
Q_ARG(QString, i.key()),
Q_ARG(QVariant, i.value()));
}
}

127
src/plugins/gstreamer/camerabin/camerabinmetadata.cpp
View File

@@ -46,77 +46,77 @@
struct QGstreamerMetaDataKeyLookup
{
QtMultimedia::MetaData key;
QString key;
const char *token;
};
static const QGstreamerMetaDataKeyLookup qt_gstreamerMetaDataKeys[] =
{
{ QtMultimedia::Title, GST_TAG_TITLE },
//{ QtMultimedia::SubTitle, 0 },
//{ QtMultimedia::Author, 0 },
{ QtMultimedia::Comment, GST_TAG_COMMENT },
{ QtMultimedia::Description, GST_TAG_DESCRIPTION },
//{ QtMultimedia::Category, 0 },
{ QtMultimedia::Genre, GST_TAG_GENRE },
//{ QtMultimedia::Year, 0 },
//{ QtMultimedia::UserRating, 0 },
{ QtMultimedia::MetaData::Title, GST_TAG_TITLE },
//{ QtMultimedia::MetaData::SubTitle, 0 },
//{ QtMultimedia::MetaData::Author, 0 },
{ QtMultimedia::MetaData::Comment, GST_TAG_COMMENT },
{ QtMultimedia::MetaData::Description, GST_TAG_DESCRIPTION },
//{ QtMultimedia::MetaData::Category, 0 },
{ QtMultimedia::MetaData::Genre, GST_TAG_GENRE },
//{ QtMultimedia::MetaData::Year, 0 },
//{ QtMultimedia::MetaData::UserRating, 0 },
{ QtMultimedia::Language, GST_TAG_LANGUAGE_CODE },
{ QtMultimedia::MetaData::Language, GST_TAG_LANGUAGE_CODE },
{ QtMultimedia::Publisher, GST_TAG_ORGANIZATION },
{ QtMultimedia::Copyright, GST_TAG_COPYRIGHT },
//{ QtMultimedia::ParentalRating, 0 },
//{ QtMultimedia::RatingOrganization, 0 },
{ QtMultimedia::MetaData::Publisher, GST_TAG_ORGANIZATION },
{ QtMultimedia::MetaData::Copyright, GST_TAG_COPYRIGHT },
//{ QtMultimedia::MetaData::ParentalRating, 0 },
//{ QtMultimedia::MetaData::RatingOrganisation, 0 },
// Media
//{ QtMultimedia::Size, 0 },
//{ QtMultimedia::MediaType, 0 },
{ QtMultimedia::Duration, GST_TAG_DURATION },
//{ QtMultimedia::MetaData::Size, 0 },
//{ QtMultimedia::MetaData::MediaType, 0 },
{ QtMultimedia::MetaData::Duration, GST_TAG_DURATION },
// Audio
{ QtMultimedia::AudioBitRate, GST_TAG_BITRATE },
{ QtMultimedia::AudioCodec, GST_TAG_AUDIO_CODEC },
//{ QtMultimedia::ChannelCount, 0 },
//{ QtMultimedia::SampleRate, 0 },
{ QtMultimedia::MetaData::AudioBitRate, GST_TAG_BITRATE },
{ QtMultimedia::MetaData::AudioCodec, GST_TAG_AUDIO_CODEC },
//{ QtMultimedia::MetaData::ChannelCount, 0 },
//{ QtMultimedia::MetaData::SampleRate, 0 },
// Music
{ QtMultimedia::AlbumTitle, GST_TAG_ALBUM },
{ QtMultimedia::AlbumArtist, GST_TAG_ARTIST},
{ QtMultimedia::ContributingArtist, GST_TAG_PERFORMER },
{ QtMultimedia::MetaData::AlbumTitle, GST_TAG_ALBUM },
{ QtMultimedia::MetaData::AlbumArtist, GST_TAG_ARTIST},
{ QtMultimedia::MetaData::ContributingArtist, GST_TAG_PERFORMER },
#if (GST_VERSION_MAJOR >= 0) && (GST_VERSION_MINOR >= 10) && (GST_VERSION_MICRO >= 19)
{ QtMultimedia::Composer, GST_TAG_COMPOSER },
{ QtMultimedia::MetaData::Composer, GST_TAG_COMPOSER },
#endif
//{ QtMultimedia::Conductor, 0 },
//{ QtMultimedia::Lyrics, 0 },
//{ QtMultimedia::Mood, 0 },
{ QtMultimedia::TrackNumber, GST_TAG_TRACK_NUMBER },
//{ QtMultimedia::MetaData::Conductor, 0 },
//{ QtMultimedia::MetaData::Lyrics, 0 },
//{ QtMultimedia::MetaData::Mood, 0 },
{ QtMultimedia::MetaData::TrackNumber, GST_TAG_TRACK_NUMBER },
//{ QtMultimedia::CoverArtUrlSmall, 0 },
//{ QtMultimedia::CoverArtUrlLarge, 0 },
//{ QtMultimedia::MetaData::CoverArtUrlSmall, 0 },
//{ QtMultimedia::MetaData::CoverArtUrlLarge, 0 },
// Image/Video
//{ QtMultimedia::Resolution, 0 },
//{ QtMultimedia::PixelAspectRatio, 0 },
//{ QtMultimedia::MetaData::Resolution, 0 },
//{ QtMultimedia::MetaData::PixelAspectRatio, 0 },
// Video
//{ QtMultimedia::VideoFrameRate, 0 },
//{ QtMultimedia::VideoBitRate, 0 },
{ QtMultimedia::VideoCodec, GST_TAG_VIDEO_CODEC },
//{ QtMultimedia::MetaData::VideoFrameRate, 0 },
//{ QtMultimedia::MetaData::VideoBitRate, 0 },
{ QtMultimedia::MetaData::VideoCodec, GST_TAG_VIDEO_CODEC },
//{ QtMultimedia::PosterUrl, 0 },
//{ QtMultimedia::MetaData::PosterUrl, 0 },
// Movie
//{ QtMultimedia::ChapterNumber, 0 },
//{ QtMultimedia::Director, 0 },
{ QtMultimedia::LeadPerformer, GST_TAG_PERFORMER },
//{ QtMultimedia::Writer, 0 },
//{ QtMultimedia::MetaData::ChapterNumber, 0 },
//{ QtMultimedia::MetaData::Director, 0 },
{ QtMultimedia::MetaData::LeadPerformer, GST_TAG_PERFORMER },
//{ QtMultimedia::MetaData::Writer, 0 },
// Photos
//{ QtMultimedia::CameraManufacturer, 0 },
//{ QtMultimedia::CameraModel, 0 },
//{ QtMultimedia::Event, 0 },
//{ QtMultimedia::Subject, 0 }
//{ QtMultimedia::MetaData::CameraManufacturer, 0 },
//{ QtMultimedia::MetaData::CameraModel, 0 },
//{ QtMultimedia::MetaData::Event, 0 },
//{ QtMultimedia::MetaData::Subject, 0 }
};
CameraBinMetaData::CameraBinMetaData(QObject *parent)
@@ -124,7 +124,7 @@ CameraBinMetaData::CameraBinMetaData(QObject *parent)
{
}
QVariant CameraBinMetaData::metaData(QtMultimedia::MetaData key) const
QVariant CameraBinMetaData::metaData(const QString &key) const
{
static const int count = sizeof(qt_gstreamerMetaDataKeys) / sizeof(QGstreamerMetaDataKeyLookup);
@@ -138,7 +138,7 @@ QVariant CameraBinMetaData::metaData(QtMultimedia::MetaData key) const
return QVariant();
}
void CameraBinMetaData::setMetaData(QtMultimedia::MetaData key, const QVariant &value)
void CameraBinMetaData::setMetaData(const QString &key, const QVariant &value)
{
static const int count = sizeof(qt_gstreamerMetaDataKeys) / sizeof(QGstreamerMetaDataKeyLookup);
@@ -156,9 +156,9 @@ void CameraBinMetaData::setMetaData(QtMultimedia::MetaData key, const QVariant &
}
}
QList<QtMultimedia::MetaData> CameraBinMetaData::availableMetaData() const
QStringList CameraBinMetaData::availableMetaData() const
{
static QMap<QByteArray, QtMultimedia::MetaData> keysMap;
static QMap<QByteArray, QString> keysMap;
if (keysMap.isEmpty()) {
const int count = sizeof(qt_gstreamerMetaDataKeys) / sizeof(QGstreamerMetaDataKeyLookup);
for (int i = 0; i < count; ++i) {
@@ -166,33 +166,12 @@ QList<QtMultimedia::MetaData> CameraBinMetaData::availableMetaData() const
}
}
QList<QtMultimedia::MetaData> res;
QStringList res;
foreach (const QByteArray &key, m_values.keys()) {
QtMultimedia::MetaData tag = keysMap.value(key, QtMultimedia::MetaData(-1));
if (tag != -1)
QString tag = keysMap.value(key);
if (!tag.isEmpty())
res.append(tag);
}
return res;
}
QVariant CameraBinMetaData::extendedMetaData(QString const &name) const
{
return m_values.value(name.toLatin1());
}
void CameraBinMetaData::setExtendedMetaData(QString const &name, QVariant const &value)
{
m_values.insert(name.toLatin1(), value);
emit QMetaDataWriterControl::metaDataChanged();
emit metaDataChanged(m_values);
}
QStringList CameraBinMetaData::availableExtendedMetaData() const
{
QStringList res;
foreach (const QByteArray &key, m_values.keys())
res.append(QString(key));
return res;
}

10
src/plugins/gstreamer/camerabin/camerabinmetadata.h
View File

@@ -57,13 +57,9 @@ public:
bool isMetaDataAvailable() const { return true; }
bool isWritable() const { return true; }
QVariant metaData(QtMultimedia::MetaData key) const;
void setMetaData(QtMultimedia::MetaData key, const QVariant &value);
QList<QtMultimedia::MetaData> availableMetaData() const;
QVariant extendedMetaData(QString const &name) const;
void setExtendedMetaData(QString const &name, QVariant const &value);
QStringList availableExtendedMetaData() const;
QVariant metaData(const QString &key) const;
void setMetaData(const QString &key, const QVariant &value);
QStringList availableMetaData() const;
Q_SIGNALS:
void metaDataChanged(const QMap<QByteArray, QVariant>&);