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/*
* Copyright (C) 2008 Zeeshan Ali <zeenix@gmail.com>.
* Copyright (C) 2008 Nokia Corporation.
*
* Author: Zeeshan Ali <zeenix@gmail.com>
*
* This file is part of Rygel.
*
* Rygel is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* Rygel is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
using GUPnP;
using Gst;
/**
* Represents MediaExport item.
*/
namespace Rygel.MediaExport.ItemFactory {
public static MediaItem create_simple (MediaContainer parent,
File file,
FileInfo info) {
var title = info.get_display_name ();
MediaItem item;
var mime = ContentType.get_mime_type (info.get_content_type ());
if (mime.has_prefix ("video/")) {
item = new VideoItem (MediaCache.get_id (file), parent, title);
} else if (mime.has_prefix ("image/")) {
item = new PhotoItem (MediaCache.get_id (file), parent, title);
} else {
item = new MusicItem (MediaCache.get_id (file), parent, title);
}
item.mime_type = mime;
item.size = (int64) info.get_size ();
item.modified = info.get_attribute_uint64
(FileAttribute.TIME_MODIFIED);
item.add_uri (file.get_uri ());
return item;
}
public static MediaItem? create_from_info
(MediaContainer parent,
File file,
GUPnP.DLNAInformation dlna_info,
FileInfo file_info) {
MediaItem item;
string id = MediaCache.get_id (file);
GLib.List<DiscovererAudioInfo> audio_streams;
GLib.List<DiscovererVideoInfo> video_streams;
audio_streams = dlna_info.info.get_audio_streams ();
video_streams = dlna_info.info.get_video_streams ();
if (audio_streams == null && video_streams == null) {
debug ("%s had neither audio nor video/picture " +
"streams. Ignoring.",
file.get_uri ());
return null;
}
if (audio_streams == null && video_streams.data.is_image()) {
item = new PhotoItem (id, parent, "");
return fill_photo_item (item as PhotoItem,
file,
dlna_info,
video_streams.data,
file_info);
} else if (video_streams != null) {
item = new VideoItem (id, parent, "");
var audio_info = null as DiscovererAudioInfo;
if (audio_streams != null) {
audio_info = audio_streams.data;
}
return fill_video_item (item as VideoItem,
file,
dlna_info,
video_streams.data,
audio_info,
file_info);
} else if (audio_streams != null) {
item = new MusicItem (id, parent, "");
return fill_music_item (item as MusicItem,
file,
dlna_info,
audio_streams.data,
file_info);
} else {
return null;
}
}
private static void fill_audio_item (AudioItem item,
DLNAInformation dlna_info,
DiscovererAudioInfo? audio_info) {
if (dlna_info.info.get_duration () > 0) {
item.duration = (long) (dlna_info.info.get_duration () / Gst.SECOND);
} else {
item.duration = -1;
}
if (audio_info != null) {
if (audio_info.get_tags () != null) {
uint tmp;
audio_info.get_tags ().get_uint (TAG_BITRATE, out tmp);
item.bitrate = (int) tmp / 8;
}
item.channels = (int) audio_info.get_channels ();
item.sample_freq = (int) audio_info.get_sample_rate ();
}
}
private static MediaItem fill_video_item (VideoItem item,
File file,
DLNAInformation dlna_info,
DiscovererVideoInfo video_info,
DiscovererAudioInfo? audio_info,
FileInfo file_info) {
fill_audio_item (item as AudioItem, dlna_info, audio_info);
fill_media_item (item, file, dlna_info, file_info);
item.width = (int) video_info.get_width ();
item.height = (int) video_info.get_height ();
item.color_depth = (int) video_info.get_depth ();
return item;
}
private static MediaItem fill_photo_item (PhotoItem item,
File file,
DLNAInformation dlna_info,
DiscovererVideoInfo video_info,
FileInfo file_info) {
fill_media_item (item, file, dlna_info, file_info);
item.width = (int) video_info.get_width ();
item.height = (int) video_info.get_height ();
item.color_depth = (int) video_info.get_depth ();
return item;
}
private static MediaItem fill_music_item (MusicItem item,
File file,
DLNAInformation dlna_info,
DiscovererAudioInfo? audio_info,
FileInfo file_info) {
fill_audio_item (item as AudioItem, dlna_info, audio_info);
fill_media_item (item, file, dlna_info, file_info);
if (audio_info != null) {
if (audio_info.get_tags () != null) {
unowned Gst.Buffer buffer;
audio_info.get_tags ().get_buffer (TAG_IMAGE, out buffer);
if (buffer != null) {
var structure = buffer.caps.get_structure (0);
int image_type;
structure.get_enum ("image-type",
typeof (Gst.TagImageType),
out image_type);
switch (image_type) {
case TagImageType.UNDEFINED:
case TagImageType.FRONT_COVER:
var store = MediaArtStore.get_default ();
var thumb = store.get_media_art_file ("album",
item,
true);
try {
var writer = new JPEGWriter ();
writer.write (buffer, thumb);
} catch (Error error) {}
break;
default:
break;
}
}
}
dlna_info.info.get_tags ().get_string (TAG_ARTIST, out item.artist);
dlna_info.info.get_tags ().get_string (TAG_ALBUM, out item.album);
dlna_info.info.get_tags ().get_string (TAG_GENRE, out item.genre);
uint tmp;
dlna_info.info.get_tags ().get_uint (TAG_ALBUM_VOLUME_NUMBER,
out tmp);
item.disc = (int) tmp;
dlna_info.info.get_tags() .get_uint (TAG_TRACK_NUMBER, out tmp);
item.track_number = (int) tmp;
}
return item;
}
private static void fill_media_item (MediaItem item,
File file,
DLNAInformation dlna_info,
FileInfo file_info) {
string title = null;
if (dlna_info.info.get_tags () == null ||
!dlna_info.info.get_tags ().get_string (TAG_TITLE, out title)) {
title = file_info.get_display_name ();
}
item.title = title;
if (dlna_info.info.get_tags () != null) {
GLib.Date? date;
if (dlna_info.info.get_tags ().get_date (TAG_DATE, out date)) {
char[] datestr = new char[30];
date.strftime (datestr, "%F");
item.date = (string) datestr;
}
}
// use mtime if no time tag was available
var mtime = file_info.get_attribute_uint64
(FileAttribute.TIME_MODIFIED);
if (item.date == null) {
TimeVal tv = { (long) mtime, 0 };
item.date = tv.to_iso8601 ();
}
item.size = (int64) file_info.get_size ();
item.modified = (int64) mtime;
if (dlna_info.name != null) {
item.dlna_profile = dlna_info.name;
item.mime_type = dlna_info.mime;
} else {
item.mime_type = ContentType.get_mime_type
(file_info.get_content_type ());
}
item.add_uri (file.get_uri ());
}
}
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