/*
* Copyright (C) 2003-2007 Andre Noll <maan@systemlinux.org>
*
- * 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 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
+ * Licensed under the GPL v2. For licencing details see COPYING.
*/
/** \file mp3_afh.c para_server's mp3 audio format handler */
* Johannes Overmann <overmann@iname.com>
*/
-#include "server.h"
+#include "para.h"
#include "error.h"
+#include "afh.h"
#include "string.h"
+#include "afs.h"
+#include "server.h"
/** \cond some defines and structs which are only used in this file */
* retrieve a valid frame header, and a negative return value indicates an
* error.
*/
-static int get_header(unsigned char *map, off_t numbytes, off_t *fpos,
+static int get_header(unsigned char *map, size_t numbytes, off_t *fpos,
struct mp3header *header)
{
int fl, ret;
* Return the length of the next frame header or zero if the end of the file is
* reached.
*/
-static int mp3_seek_next_header(unsigned char *map, off_t numbytes, off_t *fpos)
+static int mp3_seek_next_header(unsigned char *map, size_t numbytes, off_t *fpos)
{
int k, l = 0, first_len;
struct mp3header h, h2;
return 0;
}
-static void mp3_get_id3(unsigned char *map, off_t numbytes, off_t *fpos)
+static void mp3_get_id3(unsigned char *map, size_t numbytes, off_t *fpos)
{
mp3.id3_isvalid = 0;
mp3.id3.title[0] = '\0';
if (numbytes < 128)
return;
*fpos = numbytes - 128;
- if (strncmp("TAG", map + *fpos, 3)) {
- PARA_INFO_LOG("%s", "no id3 tag\n");
+ if (strncmp("TAG", (char *) map + *fpos, 3)) {
+ PARA_DEBUG_LOG("%s", "no id3 tag\n");
return;
}
*fpos = numbytes - 125;
unpad(mp3.id3.comment);
}
-static int find_valid_start(unsigned char *map, off_t numbytes, off_t *fpos)
+static int find_valid_start(unsigned char *map, size_t numbytes, off_t *fpos)
{
int frame_len;
return frame_len;
}
-static int mp3_read_info(unsigned char *map, off_t numbytes,
+static int mp3_read_info(unsigned char *map, size_t numbytes,
struct audio_format_info *afi)
{
long fl_avg = 0, freq_avg = 0, br_avg = 0;
fpos = 0;
mp3.vbr = 0;
while (1) {
- int freq, br, fl;
+ unsigned long freq, br, fl;
struct timeval tmp, cct; /* current chunk time */
fpos += len;
len = find_valid_start(map, numbytes, &fpos);
if (len <= 0)
break;
- freq = header_frequency(&mp3.header);
- br = header_bitrate(&mp3.header);
- fl = frame_length(&mp3.header);
- if (freq < 0 || br < 0 || fl < 0)
+ ret = header_frequency(&mp3.header);
+ if (ret < 0)
+ continue;
+ freq = ret;
+ ret = header_bitrate(&mp3.header);
+ if (ret < 0)
+ continue;
+ br = ret;
+ ret = frame_length(&mp3.header);
+ if (ret < 0)
continue;
+ fl = ret;
tmp.tv_sec = fl;
tmp.tv_usec = 0;
tv_divide(br * 125, &tmp, &cct);
fl_avg = fl;
continue;
}
- freq_avg += (freq - freq_avg) / (afi->chunks_total + 1);
- fl_avg += (fl - fl_avg) / (afi->chunks_total + 1);
- br_avg += (br - br_avg) / ((long)afi->chunks_total + 1);
+ freq_avg += ((long)freq - freq_avg) / ((long)afi->chunks_total + 1);
+ fl_avg += ((long)fl - fl_avg) / ((long)afi->chunks_total + 1);
+ br_avg += ((long)br - br_avg) / ((long)afi->chunks_total + 1);
if (old_br != br)
mp3.vbr = 1;
old_br = br;
/*
* Read mp3 information from audio file
*/
-static int mp3_get_file_info(char *map, off_t numbytes,
+int mp3_get_file_info(char *map, size_t numbytes,
struct audio_format_info *afi)
{
int ret;