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use float instead of double for teletone.

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git-svn-id: http://svn.openzap.org/svn/openzap/trunk@227 a93c3328-9c30-0410-af19-c9cd2b2d52af
This commit is contained in:
Michael Jerris
2007-06-07 00:33:31 +00:00
parent 4524bd4603
commit 437e7e9eb3
7 changed files with 40 additions and 29 deletions
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14
libs/freetdm/src/libteletone_detect.c
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@@ -145,16 +145,16 @@ void teletone_dtmf_detect_init (teletone_dtmf_detect_state_t *dtmf_detect_state,
for (i = 0; i < GRID_FACTOR; i++) {
theta = M_TWO_PI*(dtmf_row[i]/(teletone_process_t)sample_rate);
dtmf_detect_row[i].fac = 2.0*cos(theta);
dtmf_detect_row[i].fac = (teletone_process_t)(2.0f*cos(theta));
theta = M_TWO_PI*(dtmf_col[i]/(teletone_process_t)sample_rate);
dtmf_detect_col[i].fac = 2.0*cos(theta);
dtmf_detect_col[i].fac = (teletone_process_t)(2.0f*cos(theta));
theta = M_TWO_PI*(dtmf_row[i]*2.0/(teletone_process_t)sample_rate);
dtmf_detect_row_2nd[i].fac = 2.0*cos(theta);
theta = M_TWO_PI*(dtmf_row[i]*2.0f/(teletone_process_t)sample_rate);
dtmf_detect_row_2nd[i].fac = (teletone_process_t)(2.0f*cos(theta));
theta = M_TWO_PI*(dtmf_col[i]*2.0/(teletone_process_t)sample_rate);
dtmf_detect_col_2nd[i].fac = 2.0*cos(theta);
theta = M_TWO_PI*(dtmf_col[i]*2.0f/(teletone_process_t)sample_rate);
dtmf_detect_col_2nd[i].fac = (teletone_process_t)(2.0f*cos(theta));
goertzel_init (&dtmf_detect_state->row_out[i], &dtmf_detect_row[i]);
goertzel_init (&dtmf_detect_state->col_out[i], &dtmf_detect_col[i]);
@@ -201,7 +201,7 @@ void teletone_multi_tone_init(teletone_multi_tone_t *mt, teletone_tone_map_t *ma
}
mt->tone_count++;
theta = M_TWO_PI*(map->freqs[x]/(teletone_process_t)mt->sample_rate);
mt->tdd[x].fac = 2.0 * cos(theta);
mt->tdd[x].fac = (teletone_process_t)(2.0f * cos(theta));
goertzel_init (&mt->gs[x], &mt->tdd[x]);
goertzel_init (&mt->gs2[x], &mt->tdd[x]);
}