C++ (Cpp) dtmf_tx_set_levelの例

コード例 #1

ファイル: dtmf.c プロジェクト: MustafaUzumcuCom/spandsp

SPAN_DECLARE(dtmf_tx_state_t *) dtmf_tx_init(dtmf_tx_state_t *s)
{
    if (s == NULL)
    {
        if ((s = (dtmf_tx_state_t *) malloc(sizeof (*s))) == NULL)
            return  NULL;
    }
    if (!dtmf_tx_inited)
        dtmf_tx_initialise();
    tone_gen_init(&(s->tones), &dtmf_digit_tones[0]);
    dtmf_tx_set_level(s, DEFAULT_DTMF_TX_LEVEL, 0);
    dtmf_tx_set_timing(s, -1, -1);
    queue_init(&s->queue.queue, MAX_DTMF_DIGITS, QUEUE_READ_ATOMIC | QUEUE_WRITE_ATOMIC);
    s->tones.current_section = -1;
    return s;
}

コード例 #2

ファイル: dtmf.c プロジェクト: hsaid/FreeSWITCH

SPAN_DECLARE(dtmf_tx_state_t *) dtmf_tx_init(dtmf_tx_state_t *s,
                                             digits_tx_callback_t callback,
                                             void *user_data)
{
    if (s == NULL)
    {
        if ((s = (dtmf_tx_state_t *) malloc(sizeof (*s))) == NULL)
            return NULL;
    }
    memset(s, 0, sizeof(*s));
    if (!dtmf_tx_inited)
        dtmf_tx_initialise();
    s->callback = callback;
    s->callback_data = user_data;
    tone_gen_init(&s->tones, &dtmf_digit_tones[0]);
    dtmf_tx_set_level(s, DEFAULT_DTMF_TX_LEVEL, 0);
    dtmf_tx_set_timing(s, -1, -1);
    queue_init(&s->queue.queue, MAX_DTMF_DIGITS, QUEUE_READ_ATOMIC | QUEUE_WRITE_ATOMIC);
    s->tones.current_section = -1;
    return s;
}

コード例 #3

ファイル: dtmf_tx_tests.c プロジェクト: avimar/FreeSWITCH

int main(int argc, char *argv[])
{
    dtmf_tx_state_t *gen;
    int16_t amp[16384];
    int len;
    SNDFILE *outhandle;
    int add_digits;

    if ((outhandle = sf_open_telephony_write(OUTPUT_FILE_NAME, 1)) == NULL)
    {
        fprintf(stderr, "    Cannot open audio file '%s'\n", OUTPUT_FILE_NAME);
        exit(2);
    }

    gen = dtmf_tx_init(NULL, NULL, NULL);
    len = dtmf_tx(gen, amp, 16384);
    printf("Generated %d samples\n", len);
    sf_writef_short(outhandle, amp, len);
    if (dtmf_tx_put(gen, "123", -1))
    {
        printf("Ooops\n");
        exit(2);
    }
    len = dtmf_tx(gen, amp, 16384);
    printf("Generated %d samples\n", len);
    sf_writef_short(outhandle, amp, len);
    if (dtmf_tx_put(gen, "456", -1))
    {
        printf("Ooops\n");
        exit(2);
    }
    len = dtmf_tx(gen, amp, 160);
    printf("Generated %d samples\n", len);
    sf_writef_short(outhandle, amp, len);
    if (dtmf_tx_put(gen, "789", -1))
    {
        printf("Ooops\n");
        exit(2);
    }
    len = dtmf_tx(gen, amp, 160);
    printf("Generated %d samples\n", len);
    sf_writef_short(outhandle, amp, len);
    if (dtmf_tx_put(gen, "*#", -1))
    {
        printf("Ooops\n");
        exit(2);
    }
    len = dtmf_tx(gen, amp, 160);
    printf("Generated %d samples\n", len);
    sf_writef_short(outhandle, amp, len);
    add_digits = 1;
    do
    {
        len = dtmf_tx(gen, amp, 160);
        printf("Generated %d samples\n", len);
        if (len > 0)
            sf_writef_short(outhandle, amp, len);
        if (add_digits)
        {
            if (dtmf_tx_put(gen, "1234567890", -1))
            {
                printf("Digit buffer full\n");
                add_digits = 0;
            }
        }
    }
    while (len > 0);

    dtmf_tx_init(gen, NULL, NULL);
    len = dtmf_tx(gen, amp, 16384);
    printf("Generated %d samples\n", len);
    sf_writef_short(outhandle, amp, len);
    if (dtmf_tx_put(gen, "123", -1))
    {
        printf("Ooops\n");
        exit(2);
    }
    len = dtmf_tx(gen, amp, 16384);
    printf("Generated %d samples\n", len);
    sf_writef_short(outhandle, amp, len);
    if (dtmf_tx_put(gen, "456", -1))
    {
        printf("Ooops\n");
        exit(2);
    }
    len = dtmf_tx(gen, amp, 160);
    printf("Generated %d samples\n", len);
    sf_writef_short(outhandle, amp, len);
    if (dtmf_tx_put(gen, "789", -1))
    {
        printf("Ooops\n");
        exit(2);
    }
    len = dtmf_tx(gen, amp, 160);
    printf("Generated %d samples\n", len);
    sf_writef_short(outhandle, amp, len);
    if (dtmf_tx_put(gen, "0*#", -1))
    {
        printf("Ooops\n");
        exit(2);
    }
    len = dtmf_tx(gen, amp, 160);
    printf("Generated %d samples\n", len);
    sf_writef_short(outhandle, amp, len);
    if (dtmf_tx_put(gen, "ABCD", -1))
    {
        printf("Ooops\n");
        exit(2);
    }
    len = dtmf_tx(gen, amp, 160);
    printf("Generated %d samples\n", len);
    sf_writef_short(outhandle, amp, len);

    /* Try modifying the level and length of the digits */
    printf("Try different levels and timing\n");
    dtmf_tx_set_level(gen, -20, 5);
    dtmf_tx_set_timing(gen, 100, 200);
    if (dtmf_tx_put(gen, "123", -1))
    {
        printf("Ooops\n");
        exit(2);
    }
    do
    {
        len = dtmf_tx(gen, amp, 160);
        printf("Generated %d samples\n", len);
        if (len > 0)
            sf_writef_short(outhandle, amp, len);
    }
    while (len > 0);
    printf("Restore normal levels and timing\n");
    dtmf_tx_set_level(gen, -10, 0);
    dtmf_tx_set_timing(gen, 50, 55);
    if (dtmf_tx_put(gen, "A", -1))
    {
        printf("Ooops\n");
        exit(2);
    }

    add_digits = TRUE;
    do
    {
        len = dtmf_tx(gen, amp, 160);
        printf("Generated %d samples\n", len);
        if (len > 0)
            sf_writef_short(outhandle, amp, len);
        if (add_digits)
        {
            if (dtmf_tx_put(gen, "1234567890", -1))
            {
                printf("Digit buffer full\n");
                add_digits = FALSE;
            }
        }
    }
    while (len > 0);

    if (sf_close_telephony(outhandle))
    {
        fprintf(stderr, "    Cannot close audio file '%s'\n", OUTPUT_FILE_NAME);
        exit(2);
    }

    return 0;
}