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taglist: Register new tag for container specific track ID

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Unique identifier for the audio, video or text track this tag is associated
with. The mappings for several container formats are defined in the [Sourcing
In-band Media Resource Tracks from Media Containers into HTML
specification](https://dev.w3.org/html5/html-sourcing-inband-tracks).

Based on previous patch by Brendan Long.
Fixes #45

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/6041>
This commit is contained in:
Philippe Normand 2024-02-03 11:51:27 +00:00
parent 75ddcd7566
commit 1ecabcd1c5
3 changed files with 23 additions and 1 deletions
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8
girs/Gst-1.0.gir
View file

@ -43197,6 +43197,14 @@ attachment)</doc>
<source-position filename="../subprojects/gstreamer/gst/gsttaglist.h"/>
<type name="utf8" c:type="gchar*"/>
</constant>
<constant name="TAG_CONTAINER_SPECIFIC_TRACK_ID" value="container-specific-track-id" c:type="GST_TAG_CONTAINER_SPECIFIC_TRACK_ID" version="1.24">
<doc xml:space="preserve" filename="../subprojects/gstreamer/gst/gsttaglist.h">Unique identifier for the audio, video or text track this tag is associated
with. The mappings for several container formats are defined in the [Sourcing
In-band Media Resource Tracks from Media Containers into HTML
specification](https://dev.w3.org/html5/html-sourcing-inband-tracks/).</doc>
<source-position filename="../subprojects/gstreamer/gst/gsttaglist.h"/>
<type name="utf8" c:type="gchar*"/>
</constant>
<constant name="TAG_COPYRIGHT" value="copyright" c:type="GST_TAG_COPYRIGHT">
<doc xml:space="preserve" filename="../subprojects/gstreamer/gst/gsttaglist.h">copyright notice of the data (string)</doc>
<source-position filename="../subprojects/gstreamer/gst/gsttaglist.h"/>

4
subprojects/gstreamer/gst/gsttaglist.c
View file

@ -410,7 +410,9 @@ _priv_gst_tag_initialize (void)
gst_tag_register_static (GST_TAG_PRIVATE_DATA, GST_TAG_FLAG_META,
GST_TYPE_SAMPLE,
_("private-data"), _("Private data"), gst_tag_merge_use_first);
gst_tag_register_static (GST_TAG_CONTAINER_SPECIFIC_TRACK_ID,
GST_TAG_FLAG_META, G_TYPE_STRING,
_("container-specific-track-id"), _("Container-specific Track ID"), NULL);
}
/**

12
subprojects/gstreamer/gst/gsttaglist.h
View file

@ -1115,6 +1115,18 @@ gboolean gst_tag_list_take (GstTagList ** old_taglist,
*/
#define GST_TAG_PRIVATE_DATA "private-data"
/**
* GST_TAG_CONTAINER_SPECIFIC_TRACK_ID:
*
* Unique identifier for the audio, video or text track this tag is associated
* with. The mappings for several container formats are defined in the [Sourcing
* In-band Media Resource Tracks from Media Containers into HTML
* specification](https://dev.w3.org/html5/html-sourcing-inband-tracks/).
*
* Since: 1.24
*/
#define GST_TAG_CONTAINER_SPECIFIC_TRACK_ID "container-specific-track-id"
G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstTagList, gst_tag_list_unref)
G_END_DECLS