williamp/osmocom-analog
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Indexing tables by casting index to unsigned integer only

Browse Source
This commit is contained in:
Andreas Eversberg
2017-01-24 07:59:09 +01:00
parent 23a42aeb2c
commit 538a959128
5 changed files with 33 additions and 33 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
src/amps/dsp.c
View File

@@ -316,7 +316,7 @@ static int fsk_encode(amps_t *amps, char bit)
if ((last & 1)) {
/* last bit was 1, this bit is 1, so we ramp down first */
do {
*spl++ = ramp_down[(int)phase];
*spl++ = ramp_down[(uint8_t)phase];
phase += bitstep;
} while (phase < 256.0);
phase -= 256.0;
@@ -330,7 +330,7 @@ static int fsk_encode(amps_t *amps, char bit)
}
/* ramp up */
do {
*spl++ = ramp_up[(int)phase];
*spl++ = ramp_up[(uint8_t)phase];
phase += bitstep;
} while (phase < 256.0);
phase -= 256.0;
@@ -345,14 +345,14 @@ static int fsk_encode(amps_t *amps, char bit)
} else {
/* last bit was 0, this bit is 0, so we ramp up first */
do {
*spl++ = ramp_up[(int)phase];
*spl++ = ramp_up[(uint8_t)phase];
phase += bitstep;
} while (phase < 256.0);
phase -= 256.0;
}
/* ramp down */
do {
*spl++ = ramp_down[(int)phase];
*spl++ = ramp_down[(uint8_t)phase];
phase += bitstep;
} while (phase < 256.0);
phase -= 256.0;
@@ -441,7 +441,7 @@ static void sat_encode(amps_t *amps, int16_t *samples, int length)
for (i = 0; i < length; i++) {
sample = *samples;
sample += dsp_sine_sat[((uint8_t)phase) & 0xff];
sample += dsp_sine_sat[(uint8_t)phase];
if (sample > 32767)
sample = 32767;
else if (sample < -32767)
@@ -464,7 +464,7 @@ static void test_tone_encode(amps_t *amps, int16_t *samples, int length)
phase = amps->test_phase256;
for (i = 0; i < length; i++) {
*samples++ = dsp_sine_test[((uint8_t)phase) & 0xff];
*samples++ = dsp_sine_test[(uint8_t)phase];
phase += phaseshift;
if (phase >= 256)
phase -= 256;