static int header_len;
static char *header;
static ssize_t *chunk_table, max_chunk_len, num_chunks;
static struct audio_format_handler *af;
static long vi_sampling_rate, vi_bitrate, vi_bitrate_nominal;
static int header_len;
static char *header;
static ssize_t *chunk_table, max_chunk_len, num_chunks;
static struct audio_format_handler *af;
static long vi_sampling_rate, vi_bitrate, vi_bitrate_nominal;