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Added location specific metadata keys.

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Tags names and meaning matches the exif specification,
except of latitude and longitude following Qt Location format.

Change-Id: I2acc0194f129ccc737b0fd00ca4ebfb6b62ebdca
Reviewed-by: Michael Goddard <michael.goddard@nokia.com>
This commit is contained in:
Dmytro Poplavskiy
2012-02-09 11:55:51 +10:00
committed by Qt by Nokia
parent 61048053fd
commit 7b3d3ae453
2 changed files with 76 additions and 0 deletions
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59
src/multimedia/qtmedianamespace.cpp
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@@ -166,6 +166,23 @@ Q_DEFINE_METADATA(Saturation);
Q_DEFINE_METADATA(Sharpness);
Q_DEFINE_METADATA(DeviceSettingDescription);
// Location
Q_DEFINE_METADATA(GPSLatitude);
Q_DEFINE_METADATA(GPSLongitude);
Q_DEFINE_METADATA(GPSAltitude);
Q_DEFINE_METADATA(GPSTimeStamp);
Q_DEFINE_METADATA(GPSSatellites);
Q_DEFINE_METADATA(GPSStatus);
Q_DEFINE_METADATA(GPSDOP);
Q_DEFINE_METADATA(GPSSpeed);
Q_DEFINE_METADATA(GPSTrack);
Q_DEFINE_METADATA(GPSTrackRef);
Q_DEFINE_METADATA(GPSImgDirection);
Q_DEFINE_METADATA(GPSImgDirectionRef);
Q_DEFINE_METADATA(GPSMapDatum);
Q_DEFINE_METADATA(GPSProcessingMethod);
Q_DEFINE_METADATA(GPSAreaInformation);
Q_DEFINE_METADATA(PosterImage);
Q_DEFINE_METADATA(CoverArtImage);
Q_DEFINE_METADATA(ThumbnailImage);
@@ -292,6 +309,48 @@ Q_DEFINE_METADATA(ThumbnailImage);
\value DeviceSettingDescription
Exif tag, indicates information on the picture-taking conditions of a particular camera model. QString
\value GPSLatitude
Latitude value of the geographical position (decimal degrees).
A positive latitude indicates the Northern Hemisphere,
and a negative latitude indicates the Southern Hemisphere. double.
\value GPSLongitude
Longitude value of the geographical position (decimal degrees).
A positive longitude indicates the Eastern Hemisphere,
and a negative longitude indicates the Western Hemisphere. double.
\value GPSAltitude
The value of altitude in meters above sea level. double.
\value GPSTimeStamp
Time stamp of GPS data. QDateTime.
\value GPSSatellites
GPS satellites used for measurements. QString.
\value GPSStatus
Status of GPS receiver at image creation time. QString.
\value GPSDOP
Degree of precision for GPS data. qreal.
\value GPSSpeed
Speed of GPS receiver movement in kilometers per hour. qreal.
\value GPSTrack
Direction of GPS receiver movement. qreal.
The range of values is [0.0, 360),
with 0 direction pointing on either true or magnetic north,
depending on GPSTrackRef.
\value GPSTrackRef
Reference for movement direction. QChar.
'T' means true direction and 'M' is magnetic direction.
\value GPSImgDirection
Direction of image when captured. qreal.
The range of values is [0.0, 360).
\value GPSImgDirectionRef
Reference for image direction. QChar.
'T' means true direction and 'M' is magnetic direction.
\value GPSMapDatum
Geodetic survey data used by the GPS receiver. QString.
\value GPSProcessingMethod
The name of the method used for location finding. QString.
\value GPSAreaInformation
The name of the GPS area. QString
\value ThumbnailImage An embedded thumbnail image. QImage.
*/

17
src/multimedia/qtmedianamespace.h
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@@ -150,6 +150,23 @@ namespace QtMultimedia
Q_DECLARE_METADATA(Sharpness);
Q_DECLARE_METADATA(DeviceSettingDescription);
// Location
Q_DECLARE_METADATA(GPSLatitude);
Q_DECLARE_METADATA(GPSLongitude);
Q_DECLARE_METADATA(GPSAltitude);
Q_DECLARE_METADATA(GPSTimeStamp);
Q_DECLARE_METADATA(GPSSatellites);
Q_DECLARE_METADATA(GPSStatus);
Q_DECLARE_METADATA(GPSDOP);
Q_DECLARE_METADATA(GPSSpeed);
Q_DECLARE_METADATA(GPSTrack);
Q_DECLARE_METADATA(GPSTrackRef);
Q_DECLARE_METADATA(GPSImgDirection);
Q_DECLARE_METADATA(GPSImgDirectionRef);
Q_DECLARE_METADATA(GPSMapDatum);
Q_DECLARE_METADATA(GPSProcessingMethod);
Q_DECLARE_METADATA(GPSAreaInformation);
Q_DECLARE_METADATA(PosterImage);
Q_DECLARE_METADATA(CoverArtImage);
Q_DECLARE_METADATA(ThumbnailImage);