diff options
author | Lorry <lorry@roadtrain.codethink.co.uk> | 2012-07-18 20:35:05 +0100 |
---|---|---|
committer | Lorry <lorry@roadtrain.codethink.co.uk> | 2012-07-18 20:35:05 +0100 |
commit | aceb1f30497619786f1827e4c65992b890a07410 (patch) | |
tree | ce33ac9d0d076a8ec4f993e614cf71a4d5daa7e7 /src/id3.c | |
download | libsndfile-aceb1f30497619786f1827e4c65992b890a07410.tar.gz |
Tarball conversion
Diffstat (limited to 'src/id3.c')
-rw-r--r-- | src/id3.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/src/id3.c b/src/id3.c new file mode 100644 index 0000000..a1a189e --- /dev/null +++ b/src/id3.c @@ -0,0 +1,52 @@ +/* +** Copyright (C) 2010-2011 Erik de Castro Lopo <erikd@mega-nerd.com> +** +** This program 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. +** +** This program 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +*/ + +#include "sfconfig.h" + +#include <stdio.h> +#include <fcntl.h> +#include <string.h> +#include <ctype.h> + +#include "sndfile.h" +#include "sfendian.h" +#include "common.h" + +int +id3_skip (SF_PRIVATE * psf) +{ unsigned char buf [10] ; + + memset (buf, 0, sizeof (buf)) ; + psf_binheader_readf (psf, "pb", 0, buf, 10) ; + + if (buf [0] == 'I' && buf [1] == 'D' && buf [2] == '3') + { int offset = buf [6] & 0x7f ; + offset = (offset << 7) | (buf [7] & 0x7f) ; + offset = (offset << 7) | (buf [8] & 0x7f) ; + offset = (offset << 7) | (buf [9] & 0x7f) ; + + psf_binheader_readf (psf, "j", make_size_t (offset)) ; + + psf_log_printf (psf, "ID3 length : %d\n--------------------\n", offset) ; + + psf->fileoffset = 10 + offset ; + return 1 ; + } ; + + return 0 ; +} /* id3_skip */ |