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authorSean Bartell <wingedtachikoma@gmail.com>2011-06-24 01:25:21 -0400
committerNils Wallménius <nils@rockbox.org>2012-03-18 12:00:39 +0100
commitb5716df4cb2837bbbc42195cf1aefcf03e21d6a6 (patch)
tree130cd712e2e00893b6df9959a375a8d9523a1aca /apps/metadata/ape.c
parent24bd9d5393dbe39a5c6194877bc00ede669b1d5d (diff)
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Build librbcodec with DSP and metadata.
All associated files are moved to /lib/rbcodec. Change-Id: I572ddd2b8a996aae1e98c081d06b1ed356dce222
Diffstat (limited to 'apps/metadata/ape.c')
-rw-r--r--apps/metadata/ape.c182
1 files changed, 0 insertions, 182 deletions
diff --git a/apps/metadata/ape.c b/apps/metadata/ape.c
deleted file mode 100644
index 0bd2477..0000000
--- a/apps/metadata/ape.c
+++ /dev/null
@@ -1,182 +0,0 @@
-/***************************************************************************
- * __________ __ ___.
- * Open \______ \ ____ ____ | | _\_ |__ _______ ___
- * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
- * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
- * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
- * \/ \/ \/ \/ \/
- * $Id$
- *
- * Copyright (C) 2005 Dave Chapman
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- *
- * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
- * KIND, either express or implied.
- *
- ****************************************************************************/
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <ctype.h>
-#include <inttypes.h>
-
-#include "system.h"
-#include "metadata.h"
-#include "metadata_common.h"
-#include "metadata_parsers.h"
-#include "structec.h"
-
-#define APETAG_HEADER_LENGTH 32
-#define APETAG_HEADER_FORMAT "8llll8"
-#define APETAG_ITEM_HEADER_FORMAT "ll"
-#define APETAG_ITEM_TYPE_MASK 3
-
-#ifdef HAVE_ALBUMART
-/* The AA header consists of the pseudo filename "Album Cover (Front).ext"
- * whereas ".ext" is the file extension. For now ".jpg" and ".png" are
- * supported by this APE metadata parser. Therefore the length is 22. */
-#define APETAG_AA_HEADER_LENGTH 22
-#endif
-
-struct apetag_header
-{
- char id[8];
- long version;
- long length;
- long item_count;
- long flags;
- char reserved[8];
-};
-
-struct apetag_item_header
-{
- long length;
- long flags;
-};
-
-/* Read the items in an APEV2 tag. Only looks for a tag at the end of a
- * file. Returns true if a tag was found and fully read, false otherwise.
- */
-bool read_ape_tags(int fd, struct mp3entry* id3)
-{
- struct apetag_header header;
-
- if ((lseek(fd, -APETAG_HEADER_LENGTH, SEEK_END) < 0)
- || (ecread(fd, &header, 1, APETAG_HEADER_FORMAT, IS_BIG_ENDIAN)
- != APETAG_HEADER_LENGTH)
- || (memcmp(header.id, "APETAGEX", sizeof(header.id))))
- {
- return false;
- }
-
- if ((header.version == 2000) && (header.item_count > 0)
- && (header.length > APETAG_HEADER_LENGTH))
- {
- char *buf = id3->id3v2buf;
- unsigned int buf_remaining = sizeof(id3->id3v2buf)
- + sizeof(id3->id3v1buf);
- unsigned int tag_remaining = header.length - APETAG_HEADER_LENGTH;
- int i;
-
- if (lseek(fd, -header.length, SEEK_END) < 0)
- {
- return false;
- }
-
- for (i = 0; i < header.item_count; i++)
- {
- struct apetag_item_header item;
- char name[TAG_NAME_LENGTH];
- char value[TAG_VALUE_LENGTH];
- long r;
-
- if (tag_remaining < sizeof(item))
- {
- break;
- }
-
- if (ecread(fd, &item, 1, APETAG_ITEM_HEADER_FORMAT, IS_BIG_ENDIAN)
- < (long) sizeof(item))
- {
- return false;
- }
-
- tag_remaining -= sizeof(item);
- r = read_string(fd, name, sizeof(name), 0, tag_remaining);
-
- if (r == -1)
- {
- return false;
- }
-
- tag_remaining -= r + item.length;
-
- if ((item.flags & APETAG_ITEM_TYPE_MASK) == 0)
- {
- long len;
-
- if (read_string(fd, value, sizeof(value), -1, item.length)
- != item.length)
- {
- return false;
- }
-
- len = parse_tag(name, value, id3, buf, buf_remaining,
- TAGTYPE_APE);
- buf += len;
- buf_remaining -= len;
- }
- else
- {
-#ifdef HAVE_ALBUMART
- if (strcasecmp(name, "cover art (front)") == 0)
- {
- /* Allow to read at least APETAG_AA_HEADER_LENGTH bytes. */
- r = read_string(fd, name, sizeof(name), 0, APETAG_AA_HEADER_LENGTH);
- if (r == -1)
- {
- return false;
- }
-
- /* Gather the album art format from the pseudo file name's ending. */
- strcpy(name, name + strlen(name) - 4);
- id3->albumart.type = AA_TYPE_UNKNOWN;
- if (strcasecmp(name, ".jpg") == 0)
- {
- id3->albumart.type = AA_TYPE_JPG;
- }
- else if (strcasecmp(name, ".png") == 0)
- {
- id3->albumart.type = AA_TYPE_PNG;
- }
-
- /* Set the album art size and position. */
- if (id3->albumart.type != AA_TYPE_UNKNOWN)
- {
- id3->albumart.pos = lseek(fd, 0, SEEK_CUR);
- id3->albumart.size = item.length - r;
- id3->has_embedded_albumart = true;
- }
-
- /* Seek back to this APE items begin. */
- if (lseek(fd, -r, SEEK_CUR) < 0)
- {
- return false;
- }
- }
-#endif
- /* Seek to the next APE item. */
- if (lseek(fd, item.length, SEEK_CUR) < 0)
- {
- return false;
- }
- }
- }
- }
-
- return true;
-}