| /* |
| * Copyright (c) 2009 Aurelien Jacobs <aurel@gnuage.org> |
| * |
| * This file is part of FFmpeg. |
| * |
| * FFmpeg 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 2.1 of the License, or (at your option) any later version. |
| * |
| * FFmpeg 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 FFmpeg; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| */ |
| |
| #include <strings.h> |
| #include "avformat.h" |
| #include "metadata.h" |
| #include "libavutil/avstring.h" |
| |
| #if FF_API_OLD_METADATA |
| |
| #define SIZE_OFFSET(x) sizeof(((AVFormatContext*)0)->x),offsetof(AVFormatContext,x) |
| |
| static const struct { |
| const char name[16]; |
| int size; |
| int offset; |
| } compat_tab[] = { |
| { "title", SIZE_OFFSET(title) }, |
| { "author", SIZE_OFFSET(author) }, |
| { "copyright", SIZE_OFFSET(copyright) }, |
| { "comment", SIZE_OFFSET(comment) }, |
| { "album", SIZE_OFFSET(album) }, |
| { "year", SIZE_OFFSET(year) }, |
| { "track", SIZE_OFFSET(track) }, |
| { "genre", SIZE_OFFSET(genre) }, |
| |
| { "artist", SIZE_OFFSET(author) }, |
| { "creator", SIZE_OFFSET(author) }, |
| { "written_by", SIZE_OFFSET(author) }, |
| { "lead_performer", SIZE_OFFSET(author) }, |
| { "composer", SIZE_OFFSET(author) }, |
| { "performer", SIZE_OFFSET(author) }, |
| { "description", SIZE_OFFSET(comment) }, |
| { "albumtitle", SIZE_OFFSET(album) }, |
| { "date", SIZE_OFFSET(year) }, |
| { "date_written", SIZE_OFFSET(year) }, |
| { "date_released", SIZE_OFFSET(year) }, |
| { "tracknumber", SIZE_OFFSET(track) }, |
| { "part_number", SIZE_OFFSET(track) }, |
| }; |
| |
| void ff_metadata_demux_compat(AVFormatContext *ctx) |
| { |
| AVMetadata *m; |
| int i, j; |
| |
| if ((m = ctx->metadata)) |
| for (j=0; j<m->count; j++) |
| for (i=0; i<FF_ARRAY_ELEMS(compat_tab); i++) |
| if (!strcasecmp(m->elems[j].key, compat_tab[i].name)) { |
| int *ptr = (int *)((char *)ctx+compat_tab[i].offset); |
| if (*ptr) continue; |
| if (compat_tab[i].size > sizeof(int)) |
| av_strlcpy((char *)ptr, m->elems[j].value, compat_tab[i].size); |
| else |
| *ptr = atoi(m->elems[j].value); |
| } |
| |
| for (i=0; i<ctx->nb_chapters; i++) |
| if ((m = ctx->chapters[i]->metadata)) |
| for (j=0; j<m->count; j++) |
| if (!strcasecmp(m->elems[j].key, "title")) { |
| av_free(ctx->chapters[i]->title); |
| ctx->chapters[i]->title = av_strdup(m->elems[j].value); |
| } |
| |
| for (i=0; i<ctx->nb_programs; i++) |
| if ((m = ctx->programs[i]->metadata)) |
| for (j=0; j<m->count; j++) { |
| if (!strcasecmp(m->elems[j].key, "name")) { |
| av_free(ctx->programs[i]->name); |
| ctx->programs[i]->name = av_strdup(m->elems[j].value); |
| } |
| if (!strcasecmp(m->elems[j].key, "provider_name")) { |
| av_free(ctx->programs[i]->provider_name); |
| ctx->programs[i]->provider_name = av_strdup(m->elems[j].value); |
| } |
| } |
| |
| for (i=0; i<ctx->nb_streams; i++) |
| if ((m = ctx->streams[i]->metadata)) |
| for (j=0; j<m->count; j++) { |
| if (!strcasecmp(m->elems[j].key, "language")) |
| av_strlcpy(ctx->streams[i]->language, m->elems[j].value, 4); |
| if (!strcasecmp(m->elems[j].key, "filename")) { |
| av_free(ctx->streams[i]->filename); |
| ctx->streams[i]->filename= av_strdup(m->elems[j].value); |
| } |
| } |
| } |
| |
| |
| #define FILL_METADATA(s, key, value) { \ |
| if (!av_metadata_get(s->metadata, #key, NULL, 0)) \ |
| av_metadata_set2(&s->metadata, #key, value, 0); \ |
| } |
| #define FILL_METADATA_STR(s, key) { \ |
| if (s->key && *s->key) FILL_METADATA(s, key, s->key); } |
| #define FILL_METADATA_INT(s, key) { \ |
| char number[10]; \ |
| snprintf(number, sizeof(number), "%d", s->key); \ |
| if(s->key) FILL_METADATA(s, key, number) } |
| |
| void ff_metadata_mux_compat(AVFormatContext *ctx) |
| { |
| int i; |
| |
| if (ctx->metadata && ctx->metadata->count > 0) |
| return; |
| |
| FILL_METADATA_STR(ctx, title); |
| FILL_METADATA_STR(ctx, author); |
| FILL_METADATA_STR(ctx, copyright); |
| FILL_METADATA_STR(ctx, comment); |
| FILL_METADATA_STR(ctx, album); |
| FILL_METADATA_INT(ctx, year); |
| FILL_METADATA_INT(ctx, track); |
| FILL_METADATA_STR(ctx, genre); |
| for (i=0; i<ctx->nb_chapters; i++) |
| FILL_METADATA_STR(ctx->chapters[i], title); |
| for (i=0; i<ctx->nb_programs; i++) { |
| FILL_METADATA_STR(ctx->programs[i], name); |
| FILL_METADATA_STR(ctx->programs[i], provider_name); |
| } |
| for (i=0; i<ctx->nb_streams; i++) { |
| FILL_METADATA_STR(ctx->streams[i], language); |
| FILL_METADATA_STR(ctx->streams[i], filename); |
| } |
| } |
| |
| #endif /* FF_API_OLD_METADATA */ |