2 * Copyright (c) 2009 Aurelien Jacobs <aurel@gnuage.org>
4 * This file is part of FFmpeg.
6 * FFmpeg is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * FFmpeg is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with FFmpeg; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
24 #include "libavutil/avstring.h"
26 #if LIBAVFORMAT_VERSION_MAJOR < 53
28 #define SIZE_OFFSET(x) sizeof(((AVFormatContext*)0)->x),offsetof(AVFormatContext,x)
35 { "title", SIZE_OFFSET(title) },
36 { "author", SIZE_OFFSET(author) },
37 { "copyright", SIZE_OFFSET(copyright) },
38 { "comment", SIZE_OFFSET(comment) },
39 { "album", SIZE_OFFSET(album) },
40 { "year", SIZE_OFFSET(year) },
41 { "track", SIZE_OFFSET(track) },
42 { "genre", SIZE_OFFSET(genre) },
44 { "artist", SIZE_OFFSET(author) },
45 { "creator", SIZE_OFFSET(author) },
46 { "written_by", SIZE_OFFSET(author) },
47 { "lead_performer", SIZE_OFFSET(author) },
48 { "composer", SIZE_OFFSET(author) },
49 { "performer", SIZE_OFFSET(author) },
50 { "description", SIZE_OFFSET(comment) },
51 { "albumtitle", SIZE_OFFSET(album) },
52 { "date", SIZE_OFFSET(year) },
53 { "date_written", SIZE_OFFSET(year) },
54 { "date_released", SIZE_OFFSET(year) },
55 { "tracknumber", SIZE_OFFSET(track) },
56 { "part_number", SIZE_OFFSET(track) },
59 void ff_metadata_demux_compat(AVFormatContext *ctx)
64 if ((m = ctx->metadata))
65 for (j=0; j<m->count; j++)
66 for (i=0; i<FF_ARRAY_ELEMS(compat_tab); i++)
67 if (!strcasecmp(m->elems[j].key, compat_tab[i].name)) {
68 int *ptr = (int *)((char *)ctx+compat_tab[i].offset);
70 if (compat_tab[i].size > sizeof(int))
71 av_strlcpy((char *)ptr, m->elems[j].value, compat_tab[i].size);
73 *ptr = atoi(m->elems[j].value);
76 for (i=0; i<ctx->nb_chapters; i++)
77 if ((m = ctx->chapters[i]->metadata))
78 for (j=0; j<m->count; j++)
79 if (!strcasecmp(m->elems[j].key, "title")) {
80 av_free(ctx->chapters[i]->title);
81 ctx->chapters[i]->title = av_strdup(m->elems[j].value);
84 for (i=0; i<ctx->nb_programs; i++)
85 if ((m = ctx->programs[i]->metadata))
86 for (j=0; j<m->count; j++) {
87 if (!strcasecmp(m->elems[j].key, "name")) {
88 av_free(ctx->programs[i]->name);
89 ctx->programs[i]->name = av_strdup(m->elems[j].value);
91 if (!strcasecmp(m->elems[j].key, "provider_name")) {
92 av_free(ctx->programs[i]->provider_name);
93 ctx->programs[i]->provider_name = av_strdup(m->elems[j].value);
97 for (i=0; i<ctx->nb_streams; i++)
98 if ((m = ctx->streams[i]->metadata))
99 for (j=0; j<m->count; j++) {
100 if (!strcasecmp(m->elems[j].key, "language"))
101 av_strlcpy(ctx->streams[i]->language, m->elems[j].value, 4);
102 if (!strcasecmp(m->elems[j].key, "filename")) {
103 av_free(ctx->streams[i]->filename);
104 ctx->streams[i]->filename= av_strdup(m->elems[j].value);
110 #define FILL_METADATA(s, key, value) { \
111 if (!av_metadata_get(s->metadata, #key, NULL, 0)) \
112 av_metadata_set2(&s->metadata, #key, value, 0); \
114 #define FILL_METADATA_STR(s, key) { \
115 if (s->key && *s->key) FILL_METADATA(s, key, s->key); }
116 #define FILL_METADATA_INT(s, key) { \
118 snprintf(number, sizeof(number), "%d", s->key); \
119 if(s->key) FILL_METADATA(s, key, number) }
121 void ff_metadata_mux_compat(AVFormatContext *ctx)
125 if (ctx->metadata && ctx->metadata->count > 0)
128 FILL_METADATA_STR(ctx, title);
129 FILL_METADATA_STR(ctx, author);
130 FILL_METADATA_STR(ctx, copyright);
131 FILL_METADATA_STR(ctx, comment);
132 FILL_METADATA_STR(ctx, album);
133 FILL_METADATA_INT(ctx, year);
134 FILL_METADATA_INT(ctx, track);
135 FILL_METADATA_STR(ctx, genre);
136 for (i=0; i<ctx->nb_chapters; i++)
137 FILL_METADATA_STR(ctx->chapters[i], title);
138 for (i=0; i<ctx->nb_programs; i++) {
139 FILL_METADATA_STR(ctx->programs[i], name);
140 FILL_METADATA_STR(ctx->programs[i], provider_name);
142 for (i=0; i<ctx->nb_streams; i++) {
143 FILL_METADATA_STR(ctx->streams[i], language);
144 FILL_METADATA_STR(ctx->streams[i], filename);
148 #endif /* LIBAVFORMAT_VERSION_MAJOR < 53 */