ex_ulaw.h

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/*! \file
 * \brief 8-bit data
 *
 * Copyright (C) 2008, Digium, Inc.
 *
 * Distributed under the terms of the GNU General Public License
 *
 */
 
#ifndef ASTERISK_EX_ULAW_H
#define ASTERISK_EX_ULAW_H
 
static uint8_t ex_ulaw[] = {
    0x00, 0x03, 0x06, 0x09, 0x0c, 0x0f, 0x12, 0x15,
    0x10, 0x18, 0x1b, 0x1e, 0x21, 0x24, 0x27, 0x2a,
    0x20, 0x2d, 0x30, 0x33, 0x36, 0x39, 0x3c, 0x3f,
    0x30, 0x42, 0x45, 0x48, 0x4b, 0x4e, 0x51, 0x54,
    0x40, 0x57, 0x5a, 0x5d, 0x60, 0x63, 0x66, 0x69,
    0x50, 0x6c, 0x6f, 0x72, 0x75, 0x78, 0x7b, 0x7e,
    0x60, 0x81, 0x84, 0x87, 0x8a, 0x8d, 0x90, 0x93,
    0x70, 0x96, 0x99, 0x9c, 0x9f, 0xa2, 0xa5, 0xa8,
    0x80, 0xab, 0xae, 0xb1, 0xb4, 0xb7, 0xba, 0xbd,
    0x90, 0xc0, 0xc3, 0xc6, 0xc9, 0xcc, 0xcf, 0xd2,
};
 
static struct ast_frame *ulaw_sample(void)
{
    static struct ast_frame f = {
        .frametype = AST_FRAME_VOICE,
        .datalen = sizeof(ex_ulaw),
        .samples = ARRAY_LEN(ex_ulaw),
        .mallocd = 0,
        .offset = 0,
        .src = __PRETTY_FUNCTION__,
        .data.ptr = ex_ulaw,
    };
 
    f.subclass.format = ast_format_ulaw;
 
    return &f;
}
 
#endif /* ASTERISK_EX_ULAW_H */