summaryrefslogtreecommitdiff
path: root/gst/dtmf/tone_detect.c
diff options
context:
space:
mode:
Diffstat (limited to 'gst/dtmf/tone_detect.c')
-rw-r--r--gst/dtmf/tone_detect.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/gst/dtmf/tone_detect.c b/gst/dtmf/tone_detect.c
index d8f1df16e..8c1b5ad95 100644
--- a/gst/dtmf/tone_detect.c
+++ b/gst/dtmf/tone_detect.c
@@ -199,16 +199,16 @@ zap_dtmf_detect_init (dtmf_detect_state_t * s)
s->hit1 = s->hit2 = 0;
for (i = 0; i < 4; i++) {
- theta = 2.0 * M_PI * (dtmf_row[i] / SAMPLE_RATE);
+ theta = 2.0 * G_PI * (dtmf_row[i] / SAMPLE_RATE);
dtmf_detect_row[i].fac = 2.0 * cos (theta);
- theta = 2.0 * M_PI * (dtmf_col[i] / SAMPLE_RATE);
+ theta = 2.0 * G_PI * (dtmf_col[i] / SAMPLE_RATE);
dtmf_detect_col[i].fac = 2.0 * cos (theta);
- theta = 2.0 * M_PI * (dtmf_row[i] * 2.0 / SAMPLE_RATE);
+ theta = 2.0 * G_PI * (dtmf_row[i] * 2.0 / SAMPLE_RATE);
dtmf_detect_row_2nd[i].fac = 2.0 * cos (theta);
- theta = 2.0 * M_PI * (dtmf_col[i] * 2.0 / SAMPLE_RATE);
+ theta = 2.0 * G_PI * (dtmf_col[i] * 2.0 / SAMPLE_RATE);
dtmf_detect_col_2nd[i].fac = 2.0 * cos (theta);
goertzel_init (&s->row_out[i], &dtmf_detect_row[i]);
@@ -220,12 +220,12 @@ zap_dtmf_detect_init (dtmf_detect_state_t * s)
}
/* Same for the fax dector */
- theta = 2.0 * M_PI * (fax_freq / SAMPLE_RATE);
+ theta = 2.0 * G_PI * (fax_freq / SAMPLE_RATE);
fax_detect.fac = 2.0 * cos (theta);
goertzel_init (&s->fax_tone, &fax_detect);
/* Same for the fax dector 2nd harmonic */
- theta = 2.0 * M_PI * (fax_freq * 2.0 / SAMPLE_RATE);
+ theta = 2.0 * G_PI * (fax_freq * 2.0 / SAMPLE_RATE);
fax_detect_2nd.fac = 2.0 * cos (theta);
goertzel_init (&s->fax_tone2nd, &fax_detect_2nd);