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<a name="gst-plugins-base-libs-gsttag"></a><div class="titlepage"></div>
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<h2><span class="refentrytitle"><a name="gst-plugins-base-libs-gsttag.top_of_page"></a>gsttag</span></h2>
<p>gsttag — additional tag definitions for plugins and applications</p>
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<div class="refsynopsisdiv">
<a name="gst-plugins-base-libs-gsttag.synopsis"></a><h2>Synopsis</h2>
<pre class="synopsis">
#include <gst/tag/tag.h>
#define <a class="link" href="gst-plugins-base-libs-gsttag.html#GST-TAG-MUSICBRAINZ-TRACKID:CAPS" title="GST_TAG_MUSICBRAINZ_TRACKID">GST_TAG_MUSICBRAINZ_TRACKID</a>
#define <a class="link" href="gst-plugins-base-libs-gsttag.html#GST-TAG-MUSICBRAINZ-ARTISTID:CAPS" title="GST_TAG_MUSICBRAINZ_ARTISTID">GST_TAG_MUSICBRAINZ_ARTISTID</a>
#define <a class="link" href="gst-plugins-base-libs-gsttag.html#GST-TAG-MUSICBRAINZ-ALBUMID:CAPS" title="GST_TAG_MUSICBRAINZ_ALBUMID">GST_TAG_MUSICBRAINZ_ALBUMID</a>
#define <a class="link" href="gst-plugins-base-libs-gsttag.html#GST-TAG-MUSICBRAINZ-ALBUMARTISTID:CAPS" title="GST_TAG_MUSICBRAINZ_ALBUMARTISTID">GST_TAG_MUSICBRAINZ_ALBUMARTISTID</a>
#define <a class="link" href="gst-plugins-base-libs-gsttag.html#GST-TAG-MUSICBRAINZ-TRMID:CAPS" title="GST_TAG_MUSICBRAINZ_TRMID">GST_TAG_MUSICBRAINZ_TRMID</a>
#define <a class="link" href="gst-plugins-base-libs-gsttag.html#GST-TAG-MUSICBRAINZ-SORTNAME:CAPS" title="GST_TAG_MUSICBRAINZ_SORTNAME">GST_TAG_MUSICBRAINZ_SORTNAME</a>
#define <a class="link" href="gst-plugins-base-libs-gsttag.html#GST-TAG-CDDA-CDDB-DISCID:CAPS" title="GST_TAG_CDDA_CDDB_DISCID">GST_TAG_CDDA_CDDB_DISCID</a>
#define <a class="link" href="gst-plugins-base-libs-gsttag.html#GST-TAG-CDDA-CDDB-DISCID-FULL:CAPS" title="GST_TAG_CDDA_CDDB_DISCID_FULL">GST_TAG_CDDA_CDDB_DISCID_FULL</a>
#define <a class="link" href="gst-plugins-base-libs-gsttag.html#GST-TAG-CDDA-MUSICBRAINZ-DISCID:CAPS" title="GST_TAG_CDDA_MUSICBRAINZ_DISCID">GST_TAG_CDDA_MUSICBRAINZ_DISCID</a>
#define <a class="link" href="gst-plugins-base-libs-gsttag.html#GST-TAG-CDDA-MUSICBRAINZ-DISCID-FULL:CAPS" title="GST_TAG_CDDA_MUSICBRAINZ_DISCID_FULL">GST_TAG_CDDA_MUSICBRAINZ_DISCID_FULL</a>
#define <a class="link" href="gst-plugins-base-libs-gsttag.html#GST-TAG-CDDA-TRACK-TAGS:CAPS" title="GST_TAG_CDDA_TRACK_TAGS">GST_TAG_CDDA_TRACK_TAGS</a>
#define <a class="link" href="gst-plugins-base-libs-gsttag.html#GST-TAG-CMML-CLIP:CAPS" title="GST_TAG_CMML_CLIP">GST_TAG_CMML_CLIP</a>
#define <a class="link" href="gst-plugins-base-libs-gsttag.html#GST-TAG-CMML-HEAD:CAPS" title="GST_TAG_CMML_HEAD">GST_TAG_CMML_HEAD</a>
#define <a class="link" href="gst-plugins-base-libs-gsttag.html#GST-TAG-CMML-STREAM:CAPS" title="GST_TAG_CMML_STREAM">GST_TAG_CMML_STREAM</a>
#define <a class="link" href="gst-plugins-base-libs-gsttag.html#GST-TAG-CAPTURING-SHUTTER-SPEED:CAPS" title="GST_TAG_CAPTURING_SHUTTER_SPEED">GST_TAG_CAPTURING_SHUTTER_SPEED</a>
#define <a class="link" href="gst-plugins-base-libs-gsttag.html#GST-TAG-CAPTURING-FOCAL-RATIO:CAPS" title="GST_TAG_CAPTURING_FOCAL_RATIO">GST_TAG_CAPTURING_FOCAL_RATIO</a>
#define <a class="link" href="gst-plugins-base-libs-gsttag.html#GST-TAG-CAPTURING-FOCAL-LENGTH:CAPS" title="GST_TAG_CAPTURING_FOCAL_LENGTH">GST_TAG_CAPTURING_FOCAL_LENGTH</a>
#define <a class="link" href="gst-plugins-base-libs-gsttag.html#GST-TAG-CAPTURING-DIGITAL-ZOOM-RATIO:CAPS" title="GST_TAG_CAPTURING_DIGITAL_ZOOM_RATIO">GST_TAG_CAPTURING_DIGITAL_ZOOM_RATIO</a>
#define <a class="link" href="gst-plugins-base-libs-gsttag.html#GST-TAG-CAPTURING-ISO-SPEED:CAPS" title="GST_TAG_CAPTURING_ISO_SPEED">GST_TAG_CAPTURING_ISO_SPEED</a>
#define <a class="link" href="gst-plugins-base-libs-gsttag.html#GST-TAG-CAPTURING-EXPOSURE-PROGRAM:CAPS" title="GST_TAG_CAPTURING_EXPOSURE_PROGRAM">GST_TAG_CAPTURING_EXPOSURE_PROGRAM</a>
#define <a class="link" href="gst-plugins-base-libs-gsttag.html#GST-TAG-CAPTURING-EXPOSURE-MODE:CAPS" title="GST_TAG_CAPTURING_EXPOSURE_MODE">GST_TAG_CAPTURING_EXPOSURE_MODE</a>
#define <a class="link" href="gst-plugins-base-libs-gsttag.html#GST-TAG-CAPTURING-SCENE-CAPTURE-TYPE:CAPS" title="GST_TAG_CAPTURING_SCENE_CAPTURE_TYPE">GST_TAG_CAPTURING_SCENE_CAPTURE_TYPE</a>
#define <a class="link" href="gst-plugins-base-libs-gsttag.html#GST-TAG-CAPTURING-GAIN-ADJUSTMENT:CAPS" title="GST_TAG_CAPTURING_GAIN_ADJUSTMENT">GST_TAG_CAPTURING_GAIN_ADJUSTMENT</a>
#define <a class="link" href="gst-plugins-base-libs-gsttag.html#GST-TAG-CAPTURING-WHITE-BALANCE:CAPS" title="GST_TAG_CAPTURING_WHITE_BALANCE">GST_TAG_CAPTURING_WHITE_BALANCE</a>
#define <a class="link" href="gst-plugins-base-libs-gsttag.html#GST-TAG-CAPTURING-CONTRAST:CAPS" title="GST_TAG_CAPTURING_CONTRAST">GST_TAG_CAPTURING_CONTRAST</a>
#define <a class="link" href="gst-plugins-base-libs-gsttag.html#GST-TAG-CAPTURING-SATURATION:CAPS" title="GST_TAG_CAPTURING_SATURATION">GST_TAG_CAPTURING_SATURATION</a>
#define <a class="link" href="gst-plugins-base-libs-gsttag.html#GST-TAG-CAPTURING-SHARPNESS:CAPS" title="GST_TAG_CAPTURING_SHARPNESS">GST_TAG_CAPTURING_SHARPNESS</a>
#define <a class="link" href="gst-plugins-base-libs-gsttag.html#GST-TAG-CAPTURING-FLASH-FIRED:CAPS" title="GST_TAG_CAPTURING_FLASH_FIRED">GST_TAG_CAPTURING_FLASH_FIRED</a>
#define <a class="link" href="gst-plugins-base-libs-gsttag.html#GST-TAG-CAPTURING-FLASH-MODE:CAPS" title="GST_TAG_CAPTURING_FLASH_MODE">GST_TAG_CAPTURING_FLASH_MODE</a>
#define <a class="link" href="gst-plugins-base-libs-gsttag.html#GST-TAG-CAPTURING-METERING-MODE:CAPS" title="GST_TAG_CAPTURING_METERING_MODE">GST_TAG_CAPTURING_METERING_MODE</a>
#define <a class="link" href="gst-plugins-base-libs-gsttag.html#GST-TAG-CAPTURING-SOURCE:CAPS" title="GST_TAG_CAPTURING_SOURCE">GST_TAG_CAPTURING_SOURCE</a>
#define <a class="link" href="gst-plugins-base-libs-gsttag.html#GST-TAG-CAPTURING-EXPOSURE-COMPENSATION:CAPS" title="GST_TAG_CAPTURING_EXPOSURE_COMPENSATION">GST_TAG_CAPTURING_EXPOSURE_COMPENSATION</a>
#define <a class="link" href="gst-plugins-base-libs-gsttag.html#GST-TAG-IMAGE-HORIZONTAL-PPI:CAPS" title="GST_TAG_IMAGE_HORIZONTAL_PPI">GST_TAG_IMAGE_HORIZONTAL_PPI</a>
#define <a class="link" href="gst-plugins-base-libs-gsttag.html#GST-TAG-IMAGE-VERTICAL-PPI:CAPS" title="GST_TAG_IMAGE_VERTICAL_PPI">GST_TAG_IMAGE_VERTICAL_PPI</a>
#define <a class="link" href="gst-plugins-base-libs-gsttag.html#GST-TAG-ID3V2-HEADER-SIZE:CAPS" title="GST_TAG_ID3V2_HEADER_SIZE">GST_TAG_ID3V2_HEADER_SIZE</a>
<span class="returnvalue">void</span> <a class="link" href="gst-plugins-base-libs-gsttag.html#gst-tag-register-musicbrainz-tags" title="gst_tag_register_musicbrainz_tags ()">gst_tag_register_musicbrainz_tags</a> (<em class="parameter"><code><span class="type">void</span></code></em>);
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="returnvalue">gchar</span></a> * <a class="link" href="gst-plugins-base-libs-gsttag.html#gst-tag-freeform-string-to-utf8" title="gst_tag_freeform_string_to_utf8 ()">gst_tag_freeform_string_to_utf8</a> (<em class="parameter"><code>const <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *data</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a> size</code></em>,
<em class="parameter"><code>const <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> **env_vars</code></em>);
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> <a class="link" href="gst-plugins-base-libs-gsttag.html#gst-tag-parse-extended-comment" title="gst_tag_parse_extended_comment ()">gst_tag_parse_extended_comment</a> (<em class="parameter"><code>const <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *ext_comment</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> **key</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> **lang</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> **value</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> fail_if_no_key</code></em>);
<a href="/usr/share/gtk-doc/html/gstreamer-0.10/gstreamer-GstBuffer.html#GstBuffer"><span class="returnvalue">GstBuffer</span></a> * <a class="link" href="gst-plugins-base-libs-gsttag.html#gst-tag-image-data-to-image-buffer" title="gst_tag_image_data_to_image_buffer ()">gst_tag_image_data_to_image_buffer</a> (<em class="parameter"><code>const <span class="type">guint8</span> *image_data</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a> image_data_len</code></em>,
<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gsttag.html#GstTagImageType" title="enum GstTagImageType"><span class="type">GstTagImageType</span></a> image_type</code></em>);
enum <a class="link" href="gst-plugins-base-libs-gsttag.html#GstTagImageType" title="enum GstTagImageType">GstTagImageType</a>;
</pre>
</div>
<div class="refsect1">
<a name="gst-plugins-base-libs-gsttag.description"></a><h2>Description</h2>
<p>
</p>
<div class="refsect2">
<a name="idp26027584"></a><p>
Contains additional standardized GStreamer tag definitions for plugins
and applications, and functions to register them with the GStreamer
tag system.
</p>
</div>
<p>
</p>
</div>
<div class="refsect1">
<a name="gst-plugins-base-libs-gsttag.details"></a><h2>Details</h2>
<div class="refsect2">
<a name="GST-TAG-MUSICBRAINZ-TRACKID:CAPS"></a><h3>GST_TAG_MUSICBRAINZ_TRACKID</h3>
<pre class="programlisting">#define GST_TAG_MUSICBRAINZ_TRACKID "musicbrainz-trackid"
</pre>
<p>
MusicBrainz track ID
</p>
</div>
<hr>
<div class="refsect2">
<a name="GST-TAG-MUSICBRAINZ-ARTISTID:CAPS"></a><h3>GST_TAG_MUSICBRAINZ_ARTISTID</h3>
<pre class="programlisting">#define GST_TAG_MUSICBRAINZ_ARTISTID "musicbrainz-artistid"
</pre>
<p>
MusicBrainz artist ID
</p>
</div>
<hr>
<div class="refsect2">
<a name="GST-TAG-MUSICBRAINZ-ALBUMID:CAPS"></a><h3>GST_TAG_MUSICBRAINZ_ALBUMID</h3>
<pre class="programlisting">#define GST_TAG_MUSICBRAINZ_ALBUMID "musicbrainz-albumid"
</pre>
<p>
MusicBrainz album ID
</p>
</div>
<hr>
<div class="refsect2">
<a name="GST-TAG-MUSICBRAINZ-ALBUMARTISTID:CAPS"></a><h3>GST_TAG_MUSICBRAINZ_ALBUMARTISTID</h3>
<pre class="programlisting">#define GST_TAG_MUSICBRAINZ_ALBUMARTISTID "musicbrainz-albumartistid"
</pre>
<p>
MusicBrainz album artist ID
</p>
</div>
<hr>
<div class="refsect2">
<a name="GST-TAG-MUSICBRAINZ-TRMID:CAPS"></a><h3>GST_TAG_MUSICBRAINZ_TRMID</h3>
<pre class="programlisting">#define GST_TAG_MUSICBRAINZ_TRMID "musicbrainz-trmid"
</pre>
<p>
MusicBrainz track TRM ID
</p>
</div>
<hr>
<div class="refsect2">
<a name="GST-TAG-MUSICBRAINZ-SORTNAME:CAPS"></a><h3>GST_TAG_MUSICBRAINZ_SORTNAME</h3>
<pre class="programlisting">#define GST_TAG_MUSICBRAINZ_SORTNAME GST_TAG_ARTIST_SORTNAME
</pre>
<div class="warning" style="margin-left: 0.5in; margin-right: 0.5in;">
<h3 class="title">Warning</h3>
<p><code class="literal">GST_TAG_MUSICBRAINZ_SORTNAME</code> is deprecated and should not be used in newly-written code.</p>
</div>
<p>
MusicBrainz artist sort name
</p>
<p>
Deprecated. Use GST_TAG_ARTIST_SORTNAME instead.
</p>
</div>
<hr>
<div class="refsect2">
<a name="GST-TAG-CDDA-CDDB-DISCID:CAPS"></a><h3>GST_TAG_CDDA_CDDB_DISCID</h3>
<pre class="programlisting">#define GST_TAG_CDDA_CDDB_DISCID "discid"
</pre>
<p>
CDDB disc id in its short form (e.g. 'aa063d0f')
</p>
</div>
<hr>
<div class="refsect2">
<a name="GST-TAG-CDDA-CDDB-DISCID-FULL:CAPS"></a><h3>GST_TAG_CDDA_CDDB_DISCID_FULL</h3>
<pre class="programlisting">#define GST_TAG_CDDA_CDDB_DISCID_FULL "discid-full"
</pre>
<p>
CDDB disc id including all details
</p>
</div>
<hr>
<div class="refsect2">
<a name="GST-TAG-CDDA-MUSICBRAINZ-DISCID:CAPS"></a><h3>GST_TAG_CDDA_MUSICBRAINZ_DISCID</h3>
<pre class="programlisting">#define GST_TAG_CDDA_MUSICBRAINZ_DISCID "musicbrainz-discid"
</pre>
<p>
Musicbrainz disc id (e.g. 'ahg7JUcfR3vCYBphSDIogOOWrr0-')
</p>
</div>
<hr>
<div class="refsect2">
<a name="GST-TAG-CDDA-MUSICBRAINZ-DISCID-FULL:CAPS"></a><h3>GST_TAG_CDDA_MUSICBRAINZ_DISCID_FULL</h3>
<pre class="programlisting">#define GST_TAG_CDDA_MUSICBRAINZ_DISCID_FULL "musicbrainz-discid-full"
</pre>
<p>
Musicbrainz disc id details
</p>
</div>
<hr>
<div class="refsect2">
<a name="GST-TAG-CDDA-TRACK-TAGS:CAPS"></a><h3>GST_TAG_CDDA_TRACK_TAGS</h3>
<pre class="programlisting">#define GST_TAG_CDDA_TRACK_TAGS "track-tags"
</pre>
</div>
<hr>
<div class="refsect2">
<a name="GST-TAG-CMML-CLIP:CAPS"></a><h3>GST_TAG_CMML_CLIP</h3>
<pre class="programlisting">#define GST_TAG_CMML_CLIP "cmml-clip"
</pre>
<p>
Annodex CMML clip element tag
</p>
</div>
<hr>
<div class="refsect2">
<a name="GST-TAG-CMML-HEAD:CAPS"></a><h3>GST_TAG_CMML_HEAD</h3>
<pre class="programlisting">#define GST_TAG_CMML_HEAD "cmml-head"
</pre>
<p>
Annodex CMML head element tag
</p>
</div>
<hr>
<div class="refsect2">
<a name="GST-TAG-CMML-STREAM:CAPS"></a><h3>GST_TAG_CMML_STREAM</h3>
<pre class="programlisting">#define GST_TAG_CMML_STREAM "cmml-stream"
</pre>
<p>
Annodex CMML stream element tag
</p>
</div>
<hr>
<div class="refsect2">
<a name="GST-TAG-CAPTURING-SHUTTER-SPEED:CAPS"></a><h3>GST_TAG_CAPTURING_SHUTTER_SPEED</h3>
<pre class="programlisting">#define GST_TAG_CAPTURING_SHUTTER_SPEED "capturing-shutter-speed"
</pre>
<p>
Shutter speed used when capturing an image, in seconds. (fraction)
</p>
<p class="since">Since 0.10.31</p>
</div>
<hr>
<div class="refsect2">
<a name="GST-TAG-CAPTURING-FOCAL-RATIO:CAPS"></a><h3>GST_TAG_CAPTURING_FOCAL_RATIO</h3>
<pre class="programlisting">#define GST_TAG_CAPTURING_FOCAL_RATIO "capturing-focal-ratio"
</pre>
<p>
Focal ratio (f-number) used when capturing an image. (double)
</p>
<p>
The value stored is the denominator of the focal ratio (f-number).
For example, if this tag value is 2, the focal ratio is f/2.
</p>
<p class="since">Since 0.10.31</p>
</div>
<hr>
<div class="refsect2">
<a name="GST-TAG-CAPTURING-FOCAL-LENGTH:CAPS"></a><h3>GST_TAG_CAPTURING_FOCAL_LENGTH</h3>
<pre class="programlisting">#define GST_TAG_CAPTURING_FOCAL_LENGTH "capturing-focal-length"
</pre>
<p>
Focal length used when capturing an image, in mm. (double)
</p>
<p class="since">Since 0.10.31</p>
</div>
<hr>
<div class="refsect2">
<a name="GST-TAG-CAPTURING-DIGITAL-ZOOM-RATIO:CAPS"></a><h3>GST_TAG_CAPTURING_DIGITAL_ZOOM_RATIO</h3>
<pre class="programlisting">#define GST_TAG_CAPTURING_DIGITAL_ZOOM_RATIO "capturing-digital-zoom-ratio"
</pre>
<p>
Digital zoom ratio used when capturing an image. (double)
</p>
<p class="since">Since 0.10.31</p>
</div>
<hr>
<div class="refsect2">
<a name="GST-TAG-CAPTURING-ISO-SPEED:CAPS"></a><h3>GST_TAG_CAPTURING_ISO_SPEED</h3>
<pre class="programlisting">#define GST_TAG_CAPTURING_ISO_SPEED "capturing-iso-speed"
</pre>
<p>
ISO speed used when capturing an image. (integer)
</p>
<p class="since">Since 0.10.31</p>
</div>
<hr>
<div class="refsect2">
<a name="GST-TAG-CAPTURING-EXPOSURE-PROGRAM:CAPS"></a><h3>GST_TAG_CAPTURING_EXPOSURE_PROGRAM</h3>
<pre class="programlisting">#define GST_TAG_CAPTURING_EXPOSURE_PROGRAM "capturing-exposure-program"
</pre>
<p>
Type of exposure control used when capturing an image. (string)
</p>
<p>
The allowed values are:
"undefined"
"manual"
"normal" - automatically controlled
"aperture-priority" - user selects aperture value
"shutter-priority" - user selects shutter speed
"creative" - biased towards depth of field
"action" - biased towards fast shutter speed
"portrait" - closeup, leaving background out of focus
"landscape" - landscape photos, background in focus
</p>
<p class="since">Since 0.10.31</p>
</div>
<hr>
<div class="refsect2">
<a name="GST-TAG-CAPTURING-EXPOSURE-MODE:CAPS"></a><h3>GST_TAG_CAPTURING_EXPOSURE_MODE</h3>
<pre class="programlisting">#define GST_TAG_CAPTURING_EXPOSURE_MODE "capturing-exposure-mode"
</pre>
<p>
Exposure mode used when capturing an image. (string)
</p>
<p>
The allowed values are:
"auto-exposure"
"manual-exposure"
"auto-bracket"
</p>
<p class="since">Since 0.10.31</p>
</div>
<hr>
<div class="refsect2">
<a name="GST-TAG-CAPTURING-SCENE-CAPTURE-TYPE:CAPS"></a><h3>GST_TAG_CAPTURING_SCENE_CAPTURE_TYPE</h3>
<pre class="programlisting">#define GST_TAG_CAPTURING_SCENE_CAPTURE_TYPE "capturing-scene-capture-type"
</pre>
<p>
Scene mode used when capturing an image. (string)
</p>
<p>
The allowed values are:
"standard"
"landscape"
"portrait"
"night-scene"
</p>
<p class="since">Since 0.10.31</p>
</div>
<hr>
<div class="refsect2">
<a name="GST-TAG-CAPTURING-GAIN-ADJUSTMENT:CAPS"></a><h3>GST_TAG_CAPTURING_GAIN_ADJUSTMENT</h3>
<pre class="programlisting">#define GST_TAG_CAPTURING_GAIN_ADJUSTMENT "capturing-gain-adjustment"
</pre>
<p>
Gain adjustment applied to an image. (string)
</p>
<p>
The allowed values are:
"none"
"low-gain-up"
"high-gain-up"
"low-gain-down"
"high-gain-down"
</p>
<p class="since">Since 0.10.31</p>
</div>
<hr>
<div class="refsect2">
<a name="GST-TAG-CAPTURING-WHITE-BALANCE:CAPS"></a><h3>GST_TAG_CAPTURING_WHITE_BALANCE</h3>
<pre class="programlisting">#define GST_TAG_CAPTURING_WHITE_BALANCE "capturing-white-balance"
</pre>
<p>
White balance mode used when capturing an image. (string)
</p>
<p>
The allowed values are:
"auto"
"manual"
"daylight"
"cloudy"
"tungsten"
"fluorescent"
"fluorescent h" (newer daylight-calibrated fluorescents)
"flash"
</p>
<p class="since">Since 0.10.31</p>
</div>
<hr>
<div class="refsect2">
<a name="GST-TAG-CAPTURING-CONTRAST:CAPS"></a><h3>GST_TAG_CAPTURING_CONTRAST</h3>
<pre class="programlisting">#define GST_TAG_CAPTURING_CONTRAST "capturing-contrast"
</pre>
<p>
Direction of contrast processing applied when capturing an image. (string)
</p>
<p>
The allowed values are:
"normal"
"soft"
"hard"
</p>
<p class="since">Since 0.10.31</p>
</div>
<hr>
<div class="refsect2">
<a name="GST-TAG-CAPTURING-SATURATION:CAPS"></a><h3>GST_TAG_CAPTURING_SATURATION</h3>
<pre class="programlisting">#define GST_TAG_CAPTURING_SATURATION "capturing-saturation"
</pre>
<p>
Direction of saturation processing applied when capturing an image. (string)
</p>
<p>
The allowed values are:
"normal"
"low-saturation"
"high-saturation"
</p>
<p class="since">Since 0.10.31</p>
</div>
<hr>
<div class="refsect2">
<a name="GST-TAG-CAPTURING-SHARPNESS:CAPS"></a><h3>GST_TAG_CAPTURING_SHARPNESS</h3>
<pre class="programlisting">#define GST_TAG_CAPTURING_SHARPNESS "capturing-sharpness"
</pre>
<p>
Direction of sharpness processing applied when capturing an image. (string)
</p>
<p>
The allowed values are:
"normal"
"soft"
"hard"
</p>
<p class="since">Since 0.10.31</p>
</div>
<hr>
<div class="refsect2">
<a name="GST-TAG-CAPTURING-FLASH-FIRED:CAPS"></a><h3>GST_TAG_CAPTURING_FLASH_FIRED</h3>
<pre class="programlisting">#define GST_TAG_CAPTURING_FLASH_FIRED "capturing-flash-fired"
</pre>
<p>
If flash was fired during the capture of an image. (boolean)
</p>
<p>
Note that if this tag isn't present, it should not be assumed that
the flash did not fire. It should be treated as unknown.
</p>
<p class="since">Since 0.10.31</p>
</div>
<hr>
<div class="refsect2">
<a name="GST-TAG-CAPTURING-FLASH-MODE:CAPS"></a><h3>GST_TAG_CAPTURING_FLASH_MODE</h3>
<pre class="programlisting">#define GST_TAG_CAPTURING_FLASH_MODE "capturing-flash-mode"
</pre>
<p>
The flash mode selected during the capture of an image. (string)
</p>
<p>
The allowed values are:
"auto"
"always"
"never"
</p>
<p class="since">Since 0.10.31</p>
</div>
<hr>
<div class="refsect2">
<a name="GST-TAG-CAPTURING-METERING-MODE:CAPS"></a><h3>GST_TAG_CAPTURING_METERING_MODE</h3>
<pre class="programlisting">#define GST_TAG_CAPTURING_METERING_MODE "capturing-metering-mode"
</pre>
<p>
Defines the way a camera determines the exposure. (string)
</p>
<p>
The allowed values are:
"unknown"
"average"
"center-weighted-average"
"spot"
"multi-spot"
"pattern"
"partial"
"other"
</p>
<p class="since">Since 0.10.31</p>
</div>
<hr>
<div class="refsect2">
<a name="GST-TAG-CAPTURING-SOURCE:CAPS"></a><h3>GST_TAG_CAPTURING_SOURCE</h3>
<pre class="programlisting">#define GST_TAG_CAPTURING_SOURCE "capturing-source"
</pre>
<p>
Indicates the source of capture. The device/medium used to do the
capture. (string)
</p>
<p>
Allowed values are:
"dsc" (= digital still camera)
"transparent-scanner"
"reflex-scanner"
"other"
</p>
<p class="since">Since 0.10.31</p>
</div>
<hr>
<div class="refsect2">
<a name="GST-TAG-CAPTURING-EXPOSURE-COMPENSATION:CAPS"></a><h3>GST_TAG_CAPTURING_EXPOSURE_COMPENSATION</h3>
<pre class="programlisting">#define GST_TAG_CAPTURING_EXPOSURE_COMPENSATION "capturing-exposure-compensation"
</pre>
<p>
Exposure compensation using when capturing an image in EV. (double)
</p>
<p class="since">Since 0.10.33</p>
</div>
<hr>
<div class="refsect2">
<a name="GST-TAG-IMAGE-HORIZONTAL-PPI:CAPS"></a><h3>GST_TAG_IMAGE_HORIZONTAL_PPI</h3>
<pre class="programlisting">#define GST_TAG_IMAGE_HORIZONTAL_PPI "image-horizontal-ppi"
</pre>
<p>
Media (image/video) intended horizontal pixel density in ppi. (double)
</p>
<p class="since">Since 0.10.31</p>
</div>
<hr>
<div class="refsect2">
<a name="GST-TAG-IMAGE-VERTICAL-PPI:CAPS"></a><h3>GST_TAG_IMAGE_VERTICAL_PPI</h3>
<pre class="programlisting">#define GST_TAG_IMAGE_VERTICAL_PPI "image-vertical-ppi"
</pre>
<p>
Media (image/video) intended vertical pixel density in ppi. (double)
</p>
<p class="since">Since 0.10.31</p>
</div>
<hr>
<div class="refsect2">
<a name="GST-TAG-ID3V2-HEADER-SIZE:CAPS"></a><h3>GST_TAG_ID3V2_HEADER_SIZE</h3>
<pre class="programlisting">#define GST_TAG_ID3V2_HEADER_SIZE 10
</pre>
<p>
ID3V2 header size considered minimum input for some functions such as
<a class="link" href="gst-plugins-base-libs-gsttagid3.html#gst-tag-list-from-id3v2-tag" title="gst_tag_list_from_id3v2_tag ()"><code class="function">gst_tag_list_from_id3v2_tag()</code></a> and <a class="link" href="gst-plugins-base-libs-gsttagid3.html#gst-tag-get-id3v2-tag-size" title="gst_tag_get_id3v2_tag_size ()"><code class="function">gst_tag_get_id3v2_tag_size()</code></a> for example.
</p>
<p class="since">Since 0.10.36</p>
</div>
<hr>
<div class="refsect2">
<a name="gst-tag-register-musicbrainz-tags"></a><h3>gst_tag_register_musicbrainz_tags ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span> gst_tag_register_musicbrainz_tags (<em class="parameter"><code><span class="type">void</span></code></em>);</pre>
<p>
Registers additional musicbrainz-specific tags with the GStreamer tag
system. Plugins and applications that use these tags should call this
function before using them. Can be called multiple times.
</p>
</div>
<hr>
<div class="refsect2">
<a name="gst-tag-freeform-string-to-utf8"></a><h3>gst_tag_freeform_string_to_utf8 ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="returnvalue">gchar</span></a> * gst_tag_freeform_string_to_utf8 (<em class="parameter"><code>const <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *data</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a> size</code></em>,
<em class="parameter"><code>const <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> **env_vars</code></em>);</pre>
<p>
Convenience function to read a string with unknown character encoding. If
the string is already in UTF-8 encoding, it will be returned right away.
If not it tries to detect byte-order-mark for UTF-16/32 cases and use that.
Otherwise, the environment will be searched for a number of environment
variables (whose names are specified in the NULL-terminated string array
<em class="parameter"><code>env_vars</code></em>) containing a list of character encodings to try/use. If none
are specified, the current locale will be tried. If that also doesn't work,
WINDOWS-1252/ISO-8859-1 is assumed (which will almost always succeed).
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>data</code></em> :</span></p></td>
<td>string data</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>size</code></em> :</span></p></td>
<td>length of string data, or -1 if the string is NUL-terminated</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>env_vars</code></em> :</span></p></td>
<td>a NULL-terminated string array of environment variable names,
or NULL</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>a newly-allocated string in UTF-8 encoding, or NULL</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 0.10.13</p>
</div>
<hr>
<div class="refsect2">
<a name="gst-tag-parse-extended-comment"></a><h3>gst_tag_parse_extended_comment ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> gst_tag_parse_extended_comment (<em class="parameter"><code>const <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *ext_comment</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> **key</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> **lang</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> **value</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> fail_if_no_key</code></em>);</pre>
<p>
Convenience function to parse a GST_TAG_EXTENDED_COMMENT string and
separate it into its components.
</p>
<p>
If successful, <em class="parameter"><code>key</code></em>, <em class="parameter"><code>lang</code></em> and/or <em class="parameter"><code>value</code></em> will be set to newly allocated
strings that you need to free with <a href="/usr/share/gtk-doc/html/glib/glib-Memory-Allocation.html#g-free"><code class="function">g_free()</code></a> when done. <em class="parameter"><code>key</code></em> and <em class="parameter"><code>lang</code></em>
may also be set to NULL by this function if there is no key or no language
code in the extended comment string.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>ext_comment</code></em> :</span></p></td>
<td>an extended comment string, see <a href="/usr/share/gtk-doc/html/gstreamer-0.10/gstreamer-GstTagList.html#GST-TAG-EXTENDED-COMMENT:CAPS"><span class="type">GST_TAG_EXTENDED_COMMENT</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>key</code></em> :</span></p></td>
<td>return location for the comment description key, or NULL</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>lang</code></em> :</span></p></td>
<td>return location for the comment ISO-639 language code, or NULL</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>value</code></em> :</span></p></td>
<td>return location for the actual comment string, or NULL</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>fail_if_no_key</code></em> :</span></p></td>
<td>whether to fail if strings are not in key=value form</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>TRUE if the string could be parsed, otherwise FALSE</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 0.10.10</p>
</div>
<hr>
<div class="refsect2">
<a name="gst-tag-image-data-to-image-buffer"></a><h3>gst_tag_image_data_to_image_buffer ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/gstreamer-0.10/gstreamer-GstBuffer.html#GstBuffer"><span class="returnvalue">GstBuffer</span></a> * gst_tag_image_data_to_image_buffer (<em class="parameter"><code>const <span class="type">guint8</span> *image_data</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a> image_data_len</code></em>,
<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gsttag.html#GstTagImageType" title="enum GstTagImageType"><span class="type">GstTagImageType</span></a> image_type</code></em>);</pre>
<p>
Helper function for tag-reading plugins to create a <a href="/usr/share/gtk-doc/html/gstreamer-0.10/gstreamer-GstBuffer.html#GstBuffer"><span class="type">GstBuffer</span></a> suitable to
add to a <a href="/usr/share/gtk-doc/html/gstreamer-0.10/gstreamer-GstTagList.html#GstTagList"><span class="type">GstTagList</span></a> as an image tag (such as <a href="/usr/share/gtk-doc/html/gstreamer-0.10/gstreamer-GstTagList.html#GST-TAG-IMAGE:CAPS"><span class="type">GST_TAG_IMAGE</span></a> or
<a href="/usr/share/gtk-doc/html/gstreamer-0.10/gstreamer-GstTagList.html#GST-TAG-PREVIEW-IMAGE:CAPS"><span class="type">GST_TAG_PREVIEW_IMAGE</span></a>) from the encoded image data and an (optional) image
type.
</p>
<p>
Background: cover art and other images in tags are usually stored as a
blob of binary image data, often accompanied by a MIME type or some other
content type string (e.g. 'png', 'jpeg', 'jpg'). Sometimes there is also an
'image type' to indicate what kind of image this is (e.g. front cover,
back cover, artist, etc.). The image data may also be an URI to the image
rather than the image itself.
</p>
<p>
In GStreamer, image tags are <a href="/usr/share/gtk-doc/html/gstreamer-0.10/gstreamer-GstBuffer.html#GstBuffer"><span class="type">GstBuffer</span></a>s containing the raw image
data, with the buffer caps describing the content type of the image
(e.g. image/jpeg, image/png, text/uri-list). The buffer caps may contain
an additional 'image-type' field of <span class="type">GST_TYPE_TAG_IMAGE_TYPE</span> to describe
the type of image (front cover, back cover etc.). <a href="/usr/share/gtk-doc/html/gstreamer-0.10/gstreamer-GstTagList.html#GST-TAG-PREVIEW-IMAGE:CAPS"><span class="type">GST_TAG_PREVIEW_IMAGE</span></a>
tags should not carry an image type, their type is already indicated via
the special tag name.
</p>
<p>
This function will do various checks and typefind the encoded image
data (we can't trust the declared mime type).
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>image_data</code></em> :</span></p></td>
<td>the (encoded) image</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>image_data_len</code></em> :</span></p></td>
<td>the length of the encoded image data at <em class="parameter"><code>image_data</code></em>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>image_type</code></em> :</span></p></td>
<td>type of the image, or <a class="link" href="gst-plugins-base-libs-gsttag.html#GST-TAG-IMAGE-TYPE-UNDEFINED:CAPS"><span class="type">GST_TAG_IMAGE_TYPE_UNDEFINED</span></a>. Pass
<a class="link" href="gst-plugins-base-libs-gsttag.html#GST-TAG-IMAGE-TYPE-NONE:CAPS"><span class="type">GST_TAG_IMAGE_TYPE_NONE</span></a> if no image type should be set at all (e.g.
for preview images)</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>a newly-allocated image buffer for use in tag lists, or NULL</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 0.10.20</p>
</div>
<hr>
<div class="refsect2">
<a name="GstTagImageType"></a><h3>enum GstTagImageType</h3>
<pre class="programlisting">typedef enum {
GST_TAG_IMAGE_TYPE_NONE = -1,
GST_TAG_IMAGE_TYPE_UNDEFINED = 0,
GST_TAG_IMAGE_TYPE_FRONT_COVER,
GST_TAG_IMAGE_TYPE_BACK_COVER,
GST_TAG_IMAGE_TYPE_LEAFLET_PAGE,
GST_TAG_IMAGE_TYPE_MEDIUM,
GST_TAG_IMAGE_TYPE_LEAD_ARTIST,
GST_TAG_IMAGE_TYPE_ARTIST,
GST_TAG_IMAGE_TYPE_CONDUCTOR,
GST_TAG_IMAGE_TYPE_BAND_ORCHESTRA,
GST_TAG_IMAGE_TYPE_COMPOSER,
GST_TAG_IMAGE_TYPE_LYRICIST,
GST_TAG_IMAGE_TYPE_RECORDING_LOCATION,
GST_TAG_IMAGE_TYPE_DURING_RECORDING,
GST_TAG_IMAGE_TYPE_DURING_PERFORMANCE,
GST_TAG_IMAGE_TYPE_VIDEO_CAPTURE,
GST_TAG_IMAGE_TYPE_FISH,
GST_TAG_IMAGE_TYPE_ILLUSTRATION,
GST_TAG_IMAGE_TYPE_BAND_ARTIST_LOGO,
GST_TAG_IMAGE_TYPE_PUBLISHER_STUDIO_LOGO
} GstTagImageType;
</pre>
<p>
Type of image contained in an image tag (specified as field in
the image buffer's caps structure)
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><a name="GST-TAG-IMAGE-TYPE-NONE:CAPS"></a><span class="term"><code class="literal">GST_TAG_IMAGE_TYPE_NONE</code></span></p></td>
<td>No image type. Can be used to
tell functions such as <a class="link" href="gst-plugins-base-libs-gsttag.html#gst-tag-image-data-to-image-buffer" title="gst_tag_image_data_to_image_buffer ()"><code class="function">gst_tag_image_data_to_image_buffer()</code></a> that no
image type should be set. (Since: 0.10.20)
</td>
</tr>
<tr>
<td><p><a name="GST-TAG-IMAGE-TYPE-UNDEFINED:CAPS"></a><span class="term"><code class="literal">GST_TAG_IMAGE_TYPE_UNDEFINED</code></span></p></td>
<td>Undefined/other image type
</td>
</tr>
<tr>
<td><p><a name="GST-TAG-IMAGE-TYPE-FRONT-COVER:CAPS"></a><span class="term"><code class="literal">GST_TAG_IMAGE_TYPE_FRONT_COVER</code></span></p></td>
<td>Cover (front)
</td>
</tr>
<tr>
<td><p><a name="GST-TAG-IMAGE-TYPE-BACK-COVER:CAPS"></a><span class="term"><code class="literal">GST_TAG_IMAGE_TYPE_BACK_COVER</code></span></p></td>
<td>Cover (back)
</td>
</tr>
<tr>
<td><p><a name="GST-TAG-IMAGE-TYPE-LEAFLET-PAGE:CAPS"></a><span class="term"><code class="literal">GST_TAG_IMAGE_TYPE_LEAFLET_PAGE</code></span></p></td>
<td>Leaflet page
</td>
</tr>
<tr>
<td><p><a name="GST-TAG-IMAGE-TYPE-MEDIUM:CAPS"></a><span class="term"><code class="literal">GST_TAG_IMAGE_TYPE_MEDIUM</code></span></p></td>
<td>Medium (e.g. label side of CD)
</td>
</tr>
<tr>
<td><p><a name="GST-TAG-IMAGE-TYPE-LEAD-ARTIST:CAPS"></a><span class="term"><code class="literal">GST_TAG_IMAGE_TYPE_LEAD_ARTIST</code></span></p></td>
<td>Lead artist/lead performer/soloist
</td>
</tr>
<tr>
<td><p><a name="GST-TAG-IMAGE-TYPE-ARTIST:CAPS"></a><span class="term"><code class="literal">GST_TAG_IMAGE_TYPE_ARTIST</code></span></p></td>
<td>Artist/performer
</td>
</tr>
<tr>
<td><p><a name="GST-TAG-IMAGE-TYPE-CONDUCTOR:CAPS"></a><span class="term"><code class="literal">GST_TAG_IMAGE_TYPE_CONDUCTOR</code></span></p></td>
<td>Conductor
</td>
</tr>
<tr>
<td><p><a name="GST-TAG-IMAGE-TYPE-BAND-ORCHESTRA:CAPS"></a><span class="term"><code class="literal">GST_TAG_IMAGE_TYPE_BAND_ORCHESTRA</code></span></p></td>
<td>Band/orchestra
</td>
</tr>
<tr>
<td><p><a name="GST-TAG-IMAGE-TYPE-COMPOSER:CAPS"></a><span class="term"><code class="literal">GST_TAG_IMAGE_TYPE_COMPOSER</code></span></p></td>
<td>Composer
</td>
</tr>
<tr>
<td><p><a name="GST-TAG-IMAGE-TYPE-LYRICIST:CAPS"></a><span class="term"><code class="literal">GST_TAG_IMAGE_TYPE_LYRICIST</code></span></p></td>
<td>Lyricist/text writer
</td>
</tr>
<tr>
<td><p><a name="GST-TAG-IMAGE-TYPE-RECORDING-LOCATION:CAPS"></a><span class="term"><code class="literal">GST_TAG_IMAGE_TYPE_RECORDING_LOCATION</code></span></p></td>
<td>Recording location
</td>
</tr>
<tr>
<td><p><a name="GST-TAG-IMAGE-TYPE-DURING-RECORDING:CAPS"></a><span class="term"><code class="literal">GST_TAG_IMAGE_TYPE_DURING_RECORDING</code></span></p></td>
<td>During recording
</td>
</tr>
<tr>
<td><p><a name="GST-TAG-IMAGE-TYPE-DURING-PERFORMANCE:CAPS"></a><span class="term"><code class="literal">GST_TAG_IMAGE_TYPE_DURING_PERFORMANCE</code></span></p></td>
<td>During performance
</td>
</tr>
<tr>
<td><p><a name="GST-TAG-IMAGE-TYPE-VIDEO-CAPTURE:CAPS"></a><span class="term"><code class="literal">GST_TAG_IMAGE_TYPE_VIDEO_CAPTURE</code></span></p></td>
<td>Movie/video screen capture
</td>
</tr>
<tr>
<td><p><a name="GST-TAG-IMAGE-TYPE-FISH:CAPS"></a><span class="term"><code class="literal">GST_TAG_IMAGE_TYPE_FISH</code></span></p></td>
<td>A fish as funny as the ID3v2 spec
</td>
</tr>
<tr>
<td><p><a name="GST-TAG-IMAGE-TYPE-ILLUSTRATION:CAPS"></a><span class="term"><code class="literal">GST_TAG_IMAGE_TYPE_ILLUSTRATION</code></span></p></td>
<td>Illustration
</td>
</tr>
<tr>
<td><p><a name="GST-TAG-IMAGE-TYPE-BAND-ARTIST-LOGO:CAPS"></a><span class="term"><code class="literal">GST_TAG_IMAGE_TYPE_BAND_ARTIST_LOGO</code></span></p></td>
<td>Band/artist logotype
</td>
</tr>
<tr>
<td><p><a name="GST-TAG-IMAGE-TYPE-PUBLISHER-STUDIO-LOGO:CAPS"></a><span class="term"><code class="literal">GST_TAG_IMAGE_TYPE_PUBLISHER_STUDIO_LOGO</code></span></p></td>
<td>Publisher/studio logotype
</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 0.10.9</p>
</div>
</div>
<div class="refsect1">
<a name="gst-plugins-base-libs-gsttag.see-also"></a><h2>See Also</h2>
<a href="/usr/share/gtk-doc/html/gstreamer-0.10/gstreamer-GstTagList.html#GstTagList"><span class="type">GstTagList</span></a>
</div>
</div>
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