rockbox/lib/rbcodec/metadata/vox.c

/***************************************************************************
 *             __________               __   ___.
 *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
 *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
 *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
 *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
 *                     \/            \/     \/    \/            \/
 * $Id$
 *
 * Copyright (C) 2010 Yoshihisa Uchida
 *
 * 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 "platform.h"

#include "metadata.h"
#include "metadata_common.h"
#include "metadata_parsers.h"
#include "logf.h"

bool get_vox_metadata(int fd, struct mp3entry* id3)
{
    /*
     * vox is headerless format
     *
     * frequency:     8000 Hz
     * channels:      mono
     * bitspersample: 4
     */
    id3->frequency = 8000;
    id3->bitrate   = 8000 * 4 / 1000;
    id3->vbr       = false;   /* All VOX files are CBR */
    id3->filesize  = filesize(fd);
    id3->length    = id3->filesize >> 2;

    return true;
}