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use tags as well

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Original commit message from CVS:
use tags as  well
This commit is contained in:
Thomas Vander Stichele 2002-11-09 18:34:48 +00:00
parent 4b83831f48
commit c71c3316cf
1 changed files with 54 additions and 17 deletions
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71
ext/vorbis/vorbisfile.c
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@ -59,6 +59,7 @@ struct _VorbisFile {
guint64 offset;
GstCaps *metadata;
GstCaps *tags;
};
struct _VorbisFileClass {
@ -93,6 +94,7 @@ enum
{
ARG_0,
ARG_METADATA,
ARG_TAGS
};
static void
@ -173,6 +175,9 @@ gst_vorbisfile_class_init (VorbisFileClass * klass)
parent_class = g_type_class_ref (GST_TYPE_ELEMENT);
g_object_class_install_property (gobject_class, ARG_TAGS,
g_param_spec_boxed ("tags", "Tags", "(logical) Stream tags",
GST_TYPE_CAPS, G_PARAM_READABLE));
g_object_class_install_property (gobject_class, ARG_METADATA,
g_param_spec_boxed ("metadata", "Metadata", "(logical) Stream metadata",
GST_TYPE_CAPS, G_PARAM_READABLE));
@ -210,6 +215,7 @@ gst_vorbisfile_init (VorbisFile * vorbisfile)
vorbisfile->seek_pending = 0;
vorbisfile->need_discont = FALSE;
vorbisfile->metadata = NULL;
vorbisfile->tags = NULL;
vorbisfile->current_link = -1;
}
@ -345,24 +351,23 @@ ov_callbacks vorbisfile_ov_callbacks =
gst_vorbisfile_tell,
};
/* retrieve the comment field and put tags in metadata GstCaps
* returns TRUE if caps were still valid or could be set,
/* retrieve the comment field (or tags) and put in tags GstCaps
* returns TRUE if caps could be set,
* FALSE if they couldn't be read somehow */
static gboolean
gst_vorbisfile_update_metadata (VorbisFile *vorbisfile, gint link)
gst_vorbisfile_update_tags (VorbisFile *vorbisfile, gint link)
{
OggVorbis_File *vf = &vorbisfile->vf;
gchar **ptr;
vorbis_info *vi;
vorbis_comment *vc;
GstProps *props = NULL;
GstPropsEntry *entry;
gchar *name, *value;
/* clear old one */
if (vorbisfile->metadata) {
gst_caps_unref (vorbisfile->metadata);
vorbisfile->metadata = NULL;
if (vorbisfile->tags) {
gst_caps_unref (vorbisfile->tags);
vorbisfile->tags = NULL;
}
/* create props to hold the key/value pairs */
@ -380,24 +385,53 @@ gst_vorbisfile_update_metadata (VorbisFile *vorbisfile, gint link)
}
ptr++;
}
entry = gst_props_entry_new ("vendor", GST_PROPS_STRING_TYPE, vc->vendor);
gst_props_add_entry (props, (GstPropsEntry *) entry);
vorbisfile->tags = gst_caps_new ("vorbisfile_tags",
"application/x-gst-tags",
props);
g_object_notify (G_OBJECT (vorbisfile), "tags");
return TRUE;
}
/* retrieve logical stream properties and put them in metadata GstCaps
* returns TRUE if caps could be set,
* FALSE if they couldn't be read somehow */
static gboolean
gst_vorbisfile_update_metadata (VorbisFile *vorbisfile, gint link)
{
OggVorbis_File *vf = &vorbisfile->vf;
vorbis_info *vi;
GstProps *props = NULL;
GstPropsEntry *entry;
/* clear old one */
if (vorbisfile->metadata) {
gst_caps_unref (vorbisfile->metadata);
vorbisfile->metadata = NULL;
}
/* create props to hold the key/value pairs */
props = gst_props_empty_new ();
/* grab some more random properties */
vi = ov_info (vf, link);
entry = gst_props_entry_new ("version", GST_PROPS_INT_TYPE, vi->version);
gst_props_add_entry (props, (GstPropsEntry *) entry);
entry = gst_props_entry_new ("bitrate_upper", GST_PROPS_INT_TYPE, vi->bitrate_upper);
entry = gst_props_entry_new ("bitrate_upper", GST_PROPS_INT_TYPE,
vi->bitrate_upper);
gst_props_add_entry (props, (GstPropsEntry *) entry);
entry = gst_props_entry_new ("bitrate_nominal", GST_PROPS_INT_TYPE, vi->bitrate_nominal);
entry = gst_props_entry_new ("bitrate_nominal", GST_PROPS_INT_TYPE,
vi->bitrate_nominal);
gst_props_add_entry (props, (GstPropsEntry *) entry);
entry = gst_props_entry_new ("bitrate_lower", GST_PROPS_INT_TYPE, vi->bitrate_lower);
entry = gst_props_entry_new ("bitrate_lower", GST_PROPS_INT_TYPE,
vi->bitrate_lower);
gst_props_add_entry (props, (GstPropsEntry *) entry);
/* some more properties */
entry = gst_props_entry_new ("serial", GST_PROPS_INT_TYPE, ov_serialnumber (vf, link));
entry = gst_props_entry_new ("serial", GST_PROPS_INT_TYPE,
ov_serialnumber (vf, link));
gst_props_add_entry (props, (GstPropsEntry *) entry);
entry = gst_props_entry_new ("bitrate", GST_PROPS_INT_TYPE, ov_bitrate (vf, link));
entry = gst_props_entry_new ("bitrate", GST_PROPS_INT_TYPE,
ov_bitrate (vf, link));
gst_props_add_entry (props, (GstPropsEntry *) entry);
vorbisfile->metadata = gst_caps_new ("vorbisfile_metadata",
@ -418,6 +452,7 @@ gst_vorbisfile_new_link (VorbisFile *vorbisfile, gint link)
vorbisfile->current_link = link;
gst_vorbisfile_update_metadata (vorbisfile, link);
gst_vorbisfile_update_tags (vorbisfile, link);
if (gst_pad_try_set_caps (vorbisfile->srcpad,
GST_CAPS_NEW ("vorbisdec_src",
@ -1013,11 +1048,13 @@ gst_vorbisfile_get_property (GObject *object, guint prop_id,
vorbisfile = GST_VORBISFILE (object);
/* FIXME: the reupdate could be expensive */
switch (prop_id) {
case ARG_METADATA:
g_value_set_boxed (value, vorbisfile->metadata);
break;
case ARG_TAGS:
g_value_set_boxed (value, vorbisfile->tags);
break;
default:
g_warning ("Unknown property id\n");
}