author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Tue, 31 Aug 2010 15:30:33 +0300 | |
branch | RCL_3 |
changeset 29 | 567bb019e3e3 |
parent 0 | 0e761a78d257 |
child 30 | 7e817e7e631c |
permissions | -rw-r--r-- |
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/* GStreamer non-core tag registration and tag utility functions |
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* Copyright (C) 2005 Ross Burton <ross@burtonini.com> |
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* Copyright (C) 2006-2008 Tim-Philipp Müller <tim centricular net> |
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* |
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* This library is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Library General Public |
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* License as published by the Free Software Foundation; either |
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* version 2 of the License, or (at your option) any later version. |
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* |
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* This library is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Library General Public License for more details. |
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* |
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* You should have received a copy of the GNU Library General Public |
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* License along with this library; if not, write to the |
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
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* Boston, MA 02111-1307, USA. |
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*/ |
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#ifdef HAVE_CONFIG_H |
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#include "config.h" |
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#endif |
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#include <gst/gst-i18n-plugin.h> |
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#include <gst/base/gsttypefindhelper.h> |
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#include <gst/gst.h> |
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#include "tag.h" |
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#include <string.h> |
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/** |
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* SECTION:gsttag |
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* @short_description: additional tag definitions for plugins and applications |
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* @see_also: #GstTagList |
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* |
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* <refsect2> |
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* <para> |
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* Contains additional standardized GStreamer tag definitions for plugins |
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* and applications, and functions to register them with the GStreamer |
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* tag system. |
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* </para> |
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* </refsect2> |
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*/ |
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static gpointer |
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gst_tag_register_tags_internal (gpointer unused) |
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{ |
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#ifdef ENABLE_NLS |
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GST_DEBUG ("binding text domain %s to locale dir %s", GETTEXT_PACKAGE, |
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LOCALEDIR); |
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bindtextdomain (GETTEXT_PACKAGE, LOCALEDIR); |
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bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8"); |
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#endif |
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/* musicbrainz tags */ |
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gst_tag_register (GST_TAG_MUSICBRAINZ_TRACKID, GST_TAG_FLAG_META, |
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G_TYPE_STRING, _("track ID"), _("MusicBrainz track ID"), NULL); |
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gst_tag_register (GST_TAG_MUSICBRAINZ_ARTISTID, GST_TAG_FLAG_META, |
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G_TYPE_STRING, _("artist ID"), _("MusicBrainz artist ID"), NULL); |
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gst_tag_register (GST_TAG_MUSICBRAINZ_ALBUMID, GST_TAG_FLAG_META, |
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G_TYPE_STRING, _("album ID"), _("MusicBrainz album ID"), NULL); |
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gst_tag_register (GST_TAG_MUSICBRAINZ_ALBUMARTISTID, GST_TAG_FLAG_META, |
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G_TYPE_STRING, |
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_("album artist ID"), _("MusicBrainz album artist ID"), NULL); |
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gst_tag_register (GST_TAG_MUSICBRAINZ_TRMID, GST_TAG_FLAG_META, |
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G_TYPE_STRING, _("track TRM ID"), _("MusicBrainz TRM ID"), NULL); |
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/* CDDA tags */ |
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gst_tag_register (GST_TAG_CDDA_CDDB_DISCID, GST_TAG_FLAG_META, |
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G_TYPE_STRING, "discid", "CDDB discid for metadata retrieval", |
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gst_tag_merge_use_first); |
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gst_tag_register (GST_TAG_CDDA_CDDB_DISCID_FULL, GST_TAG_FLAG_META, |
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G_TYPE_STRING, "discid full", |
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"CDDB discid for metadata retrieval (full)", gst_tag_merge_use_first); |
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gst_tag_register (GST_TAG_CDDA_MUSICBRAINZ_DISCID, GST_TAG_FLAG_META, |
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G_TYPE_STRING, "musicbrainz-discid", |
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"Musicbrainz discid for metadata retrieval", gst_tag_merge_use_first); |
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gst_tag_register (GST_TAG_CDDA_MUSICBRAINZ_DISCID_FULL, GST_TAG_FLAG_META, |
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G_TYPE_STRING, "musicbrainz-discid-full", |
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"Musicbrainz discid for metadata retrieval (full)", |
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gst_tag_merge_use_first); |
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return NULL; |
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} |
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/* FIXME 0.11: rename this to gst_tag_init() or gst_tag_register_tags() */ |
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/** |
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* gst_tag_register_musicbrainz_tags |
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* |
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* Registers additional musicbrainz-specific tags with the GStreamer tag |
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* system. Plugins and applications that use these tags should call this |
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* function before using them. Can be called multiple times. |
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*/ |
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#ifdef __SYMBIAN32__ |
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EXPORT_C |
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#endif |
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102 |
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103 |
void |
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gst_tag_register_musicbrainz_tags (void) |
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105 |
{ |
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static GOnce mb_once = G_ONCE_INIT; |
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107 |
|
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g_once (&mb_once, gst_tag_register_tags_internal, NULL); |
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} |
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110 |
|
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static void |
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register_tag_image_type_enum (GType * id) |
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113 |
{ |
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static const GEnumValue image_types[] = { |
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{GST_TAG_IMAGE_TYPE_NONE, "GST_TAG_IMAGE_TYPE_NONE", "none"}, |
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{GST_TAG_IMAGE_TYPE_UNDEFINED, "GST_TAG_IMAGE_TYPE_UNDEFINED", "undefined"}, |
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{GST_TAG_IMAGE_TYPE_FRONT_COVER, "GST_TAG_IMAGE_TYPE_FRONT_COVER", |
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"front-cover"}, |
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{GST_TAG_IMAGE_TYPE_BACK_COVER, "GST_TAG_IMAGE_TYPE_BACK_COVER", |
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"back-cover"}, |
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{GST_TAG_IMAGE_TYPE_LEAFLET_PAGE, "GST_TAG_IMAGE_TYPE_LEAFLET_PAGE", |
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"leaflet-page"}, |
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{GST_TAG_IMAGE_TYPE_MEDIUM, "GST_TAG_IMAGE_TYPE_MEDIUM", "medium"}, |
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{GST_TAG_IMAGE_TYPE_LEAD_ARTIST, "GST_TAG_IMAGE_TYPE_LEAD_ARTIST", |
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"lead-artist"}, |
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{GST_TAG_IMAGE_TYPE_ARTIST, "GST_TAG_IMAGE_TYPE_ARTIST", "artist"}, |
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{GST_TAG_IMAGE_TYPE_CONDUCTOR, "GST_TAG_IMAGE_TYPE_CONDUCTOR", "conductor"}, |
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{GST_TAG_IMAGE_TYPE_BAND_ORCHESTRA, "GST_TAG_IMAGE_TYPE_BAND_ORCHESTRA", |
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"band-orchestra"}, |
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{GST_TAG_IMAGE_TYPE_COMPOSER, "GST_TAG_IMAGE_TYPE_COMPOSER", "composer"}, |
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{GST_TAG_IMAGE_TYPE_LYRICIST, "GST_TAG_IMAGE_TYPE_LYRICIST", "lyricist"}, |
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{GST_TAG_IMAGE_TYPE_RECORDING_LOCATION, |
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"GST_TAG_IMAGE_TYPE_RECORDING_LOCATION", |
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"recording-location"}, |
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{GST_TAG_IMAGE_TYPE_DURING_RECORDING, "GST_TAG_IMAGE_TYPE_DURING_RECORDING", |
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"during-recording"}, |
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{GST_TAG_IMAGE_TYPE_DURING_PERFORMANCE, |
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"GST_TAG_IMAGE_TYPE_DURING_PERFORMANCE", |
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"during-performance"}, |
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{GST_TAG_IMAGE_TYPE_VIDEO_CAPTURE, "GST_TAG_IMAGE_TYPE_VIDEO_CAPTURE", |
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"video-capture"}, |
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{GST_TAG_IMAGE_TYPE_FISH, "GST_TAG_IMAGE_TYPE_FISH", "fish"}, |
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{GST_TAG_IMAGE_TYPE_ILLUSTRATION, "GST_TAG_IMAGE_TYPE_ILLUSTRATION", |
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"illustration"}, |
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{GST_TAG_IMAGE_TYPE_BAND_ARTIST_LOGO, "GST_TAG_IMAGE_TYPE_BAND_ARTIST_LOGO", |
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"artist-logo"}, |
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{GST_TAG_IMAGE_TYPE_PUBLISHER_STUDIO_LOGO, |
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"GST_TAG_IMAGE_TYPE_PUBLISHER_STUDIO_LOGO", |
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"publisher-studio-logo"}, |
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{0, NULL, NULL} |
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}; |
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152 |
|
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*id = g_enum_register_static ("GstTagImageType", image_types); |
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|
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/* work around thread-safety issue with class creation in GLib */ |
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g_type_class_ref (*id); |
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} |
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#ifdef __SYMBIAN32__ |
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EXPORT_C |
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#endif |
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161 |
|
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162 |
|
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GType |
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gst_tag_image_type_get_type (void) |
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{ |
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static GType id; |
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|
0
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static GOnce once = G_ONCE_INIT; |
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169 |
|
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g_once (&once, (GThreadFunc) register_tag_image_type_enum, &id); |
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return id; |
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} |
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173 |
|
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static inline gboolean |
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gst_tag_image_type_is_valid (GstTagImageType type) |
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{ |
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GEnumClass *klass; |
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|
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gboolean res; |
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|
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klass = g_type_class_ref (gst_tag_image_type_get_type ()); |
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res = (g_enum_get_value (klass, type) != NULL); |
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g_type_class_unref (klass); |
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184 |
|
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return res; |
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} |
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|
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/** |
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* gst_tag_parse_extended_comment: |
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* @ext_comment: an extended comment string, see #GST_TAG_EXTENDED_COMMENT |
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* @key: return location for the comment description key, or NULL |
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* @lang: return location for the comment ISO-639 language code, or NULL |
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* @value: return location for the actual comment string, or NULL |
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* @fail_if_no_key: whether to fail if strings are not in key=value form |
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* |
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* Convenience function to parse a GST_TAG_EXTENDED_COMMENT string and |
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* separate it into its components. |
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* |
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* If successful, @key, @lang and/or @value will be set to newly allocated |
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* strings that you need to free with g_free() when done. @key and @lang |
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* may also be set to NULL by this function if there is no key or no language |
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* code in the extended comment string. |
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* |
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* Returns: TRUE if the string could be parsed, otherwise FALSE |
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* |
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* Since: 0.10.10 |
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*/ |
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#ifdef __SYMBIAN32__ |
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EXPORT_C |
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#endif |
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211 |
|
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gboolean |
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gst_tag_parse_extended_comment (const gchar * ext_comment, gchar ** key, |
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gchar ** lang, gchar ** value, gboolean fail_if_no_key) |
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{ |
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const gchar *div, *bop, *bcl; |
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217 |
|
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g_return_val_if_fail (ext_comment != NULL, FALSE); |
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g_return_val_if_fail (g_utf8_validate (ext_comment, -1, NULL), FALSE); |
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220 |
|
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if (key) |
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*key = NULL; |
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if (lang) |
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*lang = NULL; |
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225 |
|
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div = strchr (ext_comment, '='); |
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bop = strchr (ext_comment, '['); |
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bcl = strchr (ext_comment, ']'); |
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229 |
|
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if (div == NULL) { |
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if (fail_if_no_key) |
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return FALSE; |
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if (value) |
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*value = g_strdup (ext_comment); |
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return TRUE; |
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} |
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237 |
|
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if (bop != NULL && bop < div) { |
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if (bcl < bop || bcl > div) |
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return FALSE; |
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if (key) |
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*key = g_strndup (ext_comment, bop - ext_comment); |
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if (lang) |
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*lang = g_strndup (bop + 1, bcl - bop - 1); |
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} else { |
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if (key) |
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*key = g_strndup (ext_comment, div - ext_comment); |
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} |
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249 |
|
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if (value) |
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*value = g_strdup (div + 1); |
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252 |
|
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return TRUE; |
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} |
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255 |
|
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/** |
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* gst_tag_freeform_string_to_utf8: |
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* @data: string data |
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* @size: length of string data, or -1 if the string is NUL-terminated |
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* @env_vars: a NULL-terminated string array of environment variable names, |
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* or NULL |
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* |
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* Convenience function to read a string with unknown character encoding. If |
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* the string is already in UTF-8 encoding, it will be returned right away. |
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* Otherwise, the environment will be searched for a number of environment |
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* variables (whose names are specified in the NULL-terminated string array |
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* @env_vars) containing a list of character encodings to try/use. If none |
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* are specified, the current locale will be tried. If that also doesn't work, |
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* ISO-8859-1 is assumed (which will almost always succeed). |
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* |
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* Returns: a newly-allocated string in UTF-8 encoding, or NULL |
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* |
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* Since: 0.10.13 |
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*/ |
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#ifdef __SYMBIAN32__ |
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276 |
EXPORT_C |
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#endif |
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278 |
|
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gchar * |
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gst_tag_freeform_string_to_utf8 (const gchar * data, gint size, |
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const gchar ** env_vars) |
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282 |
{ |
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const gchar *cur_loc = NULL; |
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284 |
|
0
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gsize bytes_read; |
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286 |
|
0
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gchar *utf8 = NULL; |
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288 |
|
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g_return_val_if_fail (data != NULL, NULL); |
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290 |
|
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if (size < 0) |
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size = strlen (data); |
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293 |
|
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/* chop off trailing string terminators to make sure utf8_validate doesn't |
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* get to see them (since that would make the utf8 check fail) */ |
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while (size > 0 && data[size - 1] == '\0') |
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--size; |
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298 |
|
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/* Should we try the charsets specified |
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* via environment variables FIRST ? */ |
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if (g_utf8_validate (data, size, NULL)) { |
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302 |
utf8 = g_strndup (data, size); |
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|
303 |
GST_LOG ("String '%s' is valid UTF-8 already", utf8); |
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|
304 |
goto beach; |
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|
305 |
} |
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diff
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|
306 |
|
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|
307 |
while (env_vars && *env_vars != NULL) { |
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parents:
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|
308 |
const gchar *env = NULL; |
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|
309 |
|
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|
310 |
/* Try charsets specified via the environment */ |
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|
311 |
env = g_getenv (*env_vars); |
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diff
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|
312 |
if (env != NULL && *env != '\0') { |
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parents:
diff
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|
313 |
gchar **c, **csets; |
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diff
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|
314 |
|
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diff
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|
315 |
csets = g_strsplit (env, G_SEARCHPATH_SEPARATOR_S, -1); |
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parents:
diff
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|
316 |
|
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|
317 |
for (c = csets; c && *c; ++c) { |
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parents:
diff
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|
318 |
GST_LOG ("Trying to convert freeform string to UTF-8 from '%s'", *c); |
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parents:
diff
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|
319 |
if ((utf8 = |
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diff
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|
320 |
g_convert (data, size, "UTF-8", *c, &bytes_read, NULL, NULL))) { |
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parents:
diff
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|
321 |
if (bytes_read == size) { |
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parents:
diff
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|
322 |
g_strfreev (csets); |
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parents:
diff
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|
323 |
goto beach; |
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diff
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|
324 |
} |
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|
325 |
g_free (utf8); |
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|
326 |
utf8 = NULL; |
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|
327 |
} |
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|
328 |
} |
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|
329 |
|
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diff
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|
330 |
g_strfreev (csets); |
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diff
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|
331 |
} |
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parents:
diff
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|
332 |
++env_vars; |
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Revision: 200949
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diff
changeset
|
333 |
} |
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parents:
diff
changeset
|
334 |
|
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diff
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|
335 |
/* Try current locale (if not UTF-8) */ |
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|
336 |
if (!g_get_charset (&cur_loc)) { |
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Revision: 200949
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diff
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|
337 |
GST_LOG ("Trying to convert freeform string using locale ('%s')", cur_loc); |
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diff
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|
338 |
if ((utf8 = g_locale_to_utf8 (data, size, &bytes_read, NULL, NULL))) { |
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diff
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|
339 |
if (bytes_read == size) { |
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diff
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|
340 |
goto beach; |
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|
341 |
} |
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|
342 |
g_free (utf8); |
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|
343 |
utf8 = NULL; |
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|
344 |
} |
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|
345 |
} |
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|
346 |
|
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|
347 |
/* Try ISO-8859-1 */ |
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|
348 |
GST_LOG ("Trying to convert freeform string using ISO-8859-1 fallback"); |
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|
349 |
utf8 = g_convert (data, size, "UTF-8", "ISO-8859-1", &bytes_read, NULL, NULL); |
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|
350 |
if (utf8 != NULL && bytes_read == size) { |
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|
351 |
goto beach; |
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diff
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|
352 |
} |
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diff
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|
353 |
|
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|
354 |
g_free (utf8); |
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|
355 |
return NULL; |
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diff
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|
356 |
|
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|
357 |
beach: |
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diff
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|
358 |
|
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Revision: 200949
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|
359 |
g_strchomp (utf8); |
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Revision: 200949
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diff
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|
360 |
if (utf8 && utf8[0] != '\0') { |
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Revision: 200949
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|
361 |
GST_LOG ("Returning '%s'", utf8); |
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Revision: 200949
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|
362 |
return utf8; |
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parents:
diff
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|
363 |
} |
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diff
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|
364 |
|
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Revision: 200949
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parents:
diff
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|
365 |
g_free (utf8); |
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Revision: 200949
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parents:
diff
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|
366 |
return NULL; |
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diff
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|
367 |
} |
29
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Revision: 201010
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0
diff
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|
368 |
|
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|
369 |
/** |
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diff
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|
370 |
* gst_tag_image_data_to_image_buffer: |
567bb019e3e3
Revision: 201010
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0
diff
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|
371 |
* @image_data: the (encoded) image |
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Revision: 201010
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diff
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|
372 |
* @image_data_len: the length of the encoded image data at @image_data |
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Revision: 201010
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diff
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|
373 |
* @image_type: type of the image, or #GST_TAG_IMAGE_TYPE_UNDEFINED. Pass |
567bb019e3e3
Revision: 201010
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parents:
0
diff
changeset
|
374 |
* #GST_TAG_IMAGE_TYPE_NONE if no image type should be set at all (e.g. |
567bb019e3e3
Revision: 201010
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parents:
0
diff
changeset
|
375 |
* for preview images) |
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Revision: 201010
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0
diff
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|
376 |
* |
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Revision: 201010
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0
diff
changeset
|
377 |
* Helper function for tag-reading plugins to create a #GstBuffer suitable to |
567bb019e3e3
Revision: 201010
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parents:
0
diff
changeset
|
378 |
* add to a #GstTagList as an image tag (such as #GST_TAG_IMAGE or |
567bb019e3e3
Revision: 201010
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parents:
0
diff
changeset
|
379 |
* #GST_TAG_PREVIEW_IMAGE) from the encoded image data and an (optional) image |
567bb019e3e3
Revision: 201010
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parents:
0
diff
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|
380 |
* type. |
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Revision: 201010
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0
diff
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|
381 |
* |
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Revision: 201010
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0
diff
changeset
|
382 |
* Background: cover art and other images in tags are usually stored as a |
567bb019e3e3
Revision: 201010
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parents:
0
diff
changeset
|
383 |
* blob of binary image data, often accompanied by a MIME type or some other |
567bb019e3e3
Revision: 201010
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parents:
0
diff
changeset
|
384 |
* content type string (e.g. 'png', 'jpeg', 'jpg'). Sometimes there is also an |
567bb019e3e3
Revision: 201010
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parents:
0
diff
changeset
|
385 |
* 'image type' to indicate what kind of image this is (e.g. front cover, |
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0
diff
changeset
|
386 |
* back cover, artist, etc.). The image data may also be an URI to the image |
567bb019e3e3
Revision: 201010
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parents:
0
diff
changeset
|
387 |
* rather than the image itself. |
567bb019e3e3
Revision: 201010
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parents:
0
diff
changeset
|
388 |
* |
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Revision: 201010
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0
diff
changeset
|
389 |
* In GStreamer, image tags are #GstBuffer<!-- -->s containing the raw image |
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Revision: 201010
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parents:
0
diff
changeset
|
390 |
* data, with the buffer caps describing the content type of the image |
567bb019e3e3
Revision: 201010
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parents:
0
diff
changeset
|
391 |
* (e.g. image/jpeg, image/png, text/uri-list). The buffer caps may contain |
567bb019e3e3
Revision: 201010
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parents:
0
diff
changeset
|
392 |
* an additional 'image-type' field of #GST_TYPE_TAG_IMAGE_TYPE to describe |
567bb019e3e3
Revision: 201010
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parents:
0
diff
changeset
|
393 |
* the type of image (front cover, back cover etc.). #GST_TAG_PREVIEW_IMAGE |
567bb019e3e3
Revision: 201010
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parents:
0
diff
changeset
|
394 |
* tags should not carry an image type, their type is already indicated via |
567bb019e3e3
Revision: 201010
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parents:
0
diff
changeset
|
395 |
* the special tag name. |
567bb019e3e3
Revision: 201010
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parents:
0
diff
changeset
|
396 |
* |
567bb019e3e3
Revision: 201010
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parents:
0
diff
changeset
|
397 |
* This function will do various checks and typefind the encoded image |
567bb019e3e3
Revision: 201010
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parents:
0
diff
changeset
|
398 |
* data (we can't trust the declared mime type). |
567bb019e3e3
Revision: 201010
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parents:
0
diff
changeset
|
399 |
* |
567bb019e3e3
Revision: 201010
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parents:
0
diff
changeset
|
400 |
* Returns: a newly-allocated image buffer for use in tag lists, or NULL |
567bb019e3e3
Revision: 201010
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parents:
0
diff
changeset
|
401 |
* |
567bb019e3e3
Revision: 201010
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parents:
0
diff
changeset
|
402 |
* Since: 0.10.20 |
567bb019e3e3
Revision: 201010
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parents:
0
diff
changeset
|
403 |
*/ |
567bb019e3e3
Revision: 201010
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404 |
#ifdef __SYMBIAN32__ |
567bb019e3e3
Revision: 201010
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405 |
EXPORT_C |
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|
406 |
#endif |
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|
407 |
|
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|
408 |
GstBuffer * |
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|
409 |
gst_tag_image_data_to_image_buffer (const guint8 * image_data, |
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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|
410 |
guint image_data_len, GstTagImageType image_type) |
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|
411 |
{ |
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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412 |
const gchar *name; |
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|
413 |
|
567bb019e3e3
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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414 |
GstBuffer *image; |
567bb019e3e3
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|
415 |
|
567bb019e3e3
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416 |
GstCaps *caps; |
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|
417 |
|
567bb019e3e3
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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418 |
g_return_val_if_fail (image_data != NULL, NULL); |
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419 |
g_return_val_if_fail (image_data_len > 0, NULL); |
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420 |
g_return_val_if_fail (gst_tag_image_type_is_valid (image_type), NULL); |
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|
421 |
|
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|
422 |
GST_DEBUG ("image data len: %u bytes", image_data_len); |
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|
423 |
|
567bb019e3e3
Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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424 |
/* allocate space for a NUL terminator for an uri too */ |
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425 |
image = gst_buffer_try_new_and_alloc (image_data_len + 1); |
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|
426 |
if (image == NULL) { |
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|
427 |
GST_WARNING ("failed to allocate buffer of %d for image", image_data_len); |
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428 |
return NULL; |
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429 |
} |
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|
430 |
|
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431 |
memcpy (GST_BUFFER_DATA (image), image_data, image_data_len); |
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432 |
GST_BUFFER_DATA (image)[image_data_len] = '\0'; |
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Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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|
433 |
|
567bb019e3e3
Revision: 201010
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|
434 |
/* Find GStreamer media type, can't trust declared type */ |
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435 |
caps = gst_type_find_helper_for_buffer (NULL, image, NULL); |
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|
436 |
|
567bb019e3e3
Revision: 201010
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|
437 |
if (caps == NULL) |
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|
438 |
goto no_type; |
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Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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|
439 |
|
567bb019e3e3
Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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440 |
GST_DEBUG ("Found GStreamer media type: %" GST_PTR_FORMAT, caps); |
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Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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|
441 |
|
567bb019e3e3
Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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|
442 |
/* sanity check: make sure typefound/declared caps are either URI or image */ |
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|
443 |
name = gst_structure_get_name (gst_caps_get_structure (caps, 0)); |
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Revision: 201010
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|
444 |
|
567bb019e3e3
Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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|
445 |
if (!g_str_has_prefix (name, "image/") && |
567bb019e3e3
Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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|
446 |
!g_str_has_prefix (name, "video/") && |
567bb019e3e3
Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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|
447 |
!g_str_equal (name, "text/uri-list")) { |
567bb019e3e3
Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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|
448 |
GST_DEBUG ("Unexpected image type '%s', ignoring image frame", name); |
567bb019e3e3
Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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|
449 |
goto error; |
567bb019e3e3
Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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|
450 |
} |
567bb019e3e3
Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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|
451 |
|
567bb019e3e3
Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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|
452 |
/* Decrease size by 1 if we don't have an URI list |
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Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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|
453 |
* to keep the original size of the image |
567bb019e3e3
Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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|
454 |
*/ |
567bb019e3e3
Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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|
455 |
if (!g_str_equal (name, "text/uri-list")) |
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Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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|
456 |
GST_BUFFER_SIZE (image) = image_data_len; |
567bb019e3e3
Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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diff
changeset
|
457 |
|
567bb019e3e3
Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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|
458 |
if (image_type != GST_TAG_IMAGE_TYPE_NONE) { |
567bb019e3e3
Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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|
459 |
GST_LOG ("Setting image type: %d", image_type); |
567bb019e3e3
Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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|
460 |
caps = gst_caps_make_writable (caps); |
567bb019e3e3
Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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|
461 |
gst_caps_set_simple (caps, "image-type", GST_TYPE_TAG_IMAGE_TYPE, |
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Revision: 201010
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|
462 |
image_type, NULL); |
567bb019e3e3
Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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|
463 |
} |
567bb019e3e3
Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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diff
changeset
|
464 |
|
567bb019e3e3
Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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|
465 |
gst_buffer_set_caps (image, caps); |
567bb019e3e3
Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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|
466 |
gst_caps_unref (caps); |
567bb019e3e3
Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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|
467 |
return image; |
567bb019e3e3
Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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diff
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|
468 |
|
567bb019e3e3
Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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|
469 |
/* ERRORS */ |
567bb019e3e3
Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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|
470 |
no_type: |
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Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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|
471 |
{ |
567bb019e3e3
Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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diff
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|
472 |
GST_DEBUG ("Could not determine GStreamer media type, ignoring image"); |
567bb019e3e3
Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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|
473 |
/* fall through */ |
567bb019e3e3
Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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|
474 |
} |
567bb019e3e3
Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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diff
changeset
|
475 |
error: |
567bb019e3e3
Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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changeset
|
476 |
{ |
567bb019e3e3
Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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diff
changeset
|
477 |
if (image) |
567bb019e3e3
Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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|
478 |
gst_buffer_unref (image); |
567bb019e3e3
Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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diff
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|
479 |
if (caps) |
567bb019e3e3
Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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|
480 |
gst_caps_unref (caps); |
567bb019e3e3
Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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diff
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|
481 |
return NULL; |
567bb019e3e3
Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
482 |
} |
567bb019e3e3
Revision: 201010
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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|
483 |
} |