kenmirrors/freeswitch
1
0
Fork 0
mirror of https://github.com/signalwire/freeswitch.git synced 2025-08-14 01:49:05 +00:00
Code Issues Projects Releases Wiki Activity

messaging stuff

Browse Source 
git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@1902 d0543943-73ff-0310-b7d9-9358b9ac24b2
This commit is contained in:
Anthony Minessale
2006-07-17 14:12:07 +00:00
parent 7abfa425bd
commit 7712c6637c
4 changed files with 132 additions and 117 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
libs/libteletone/src/libteletone_generate.c
View File

@@ -30,6 +30,9 @@
*
*/
#include <libteletone.h>
#define SMAX 32767
#define SMIN -32768
#define normalize_to_16bit(n) if (n > SMAX) n = SMAX; else if (n < SMIN) n = SMIN;
@@ -163,6 +166,7 @@ int teletone_mux_tones(teletone_generation_session_t *ts, teletone_tone_map_t *m
for (i = 0; i < freqlen; i++) {
sample += ((teletone_process_t) 2 * (ts->volume > 0 ? ts->volume : 1) * cos(tones[i] * ts->samples * period));
}
normalize_to_16bit(sample);
ts->buffer[ts->samples] = (teletone_audio_t)sample;
for (c = 1; c < ts->channels; c++) {