williamp/osmocom-analog
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Indexing tables by casting index to unsigned integer only

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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
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28
src/cnetz/dsp.c
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@@ -253,12 +253,12 @@ static int fsk_testtone_encode(cnetz_t *cnetz)
/* add 198 bits of test tone */
for (i = 0; i < 99; i++) {
do {
*spl++ = ramp_up[(int)phase];
*spl++ = ramp_up[(uint8_t)phase];
phase += bitstep;
} while (phase < 256.0);
phase -= 256.0;
do {
*spl++ = ramp_down[(int)phase];
*spl++ = ramp_down[(uint8_t)phase];
phase += bitstep;
} while (phase < 256.0);
phase -= 256.0;
@@ -346,14 +346,14 @@ static int fsk_block_encode(cnetz_t *cnetz, const char *bits)
if (bits[i] == '1') {
/* ramp up from 0 */
do {
*spl++ = ramp_up[(int)phase] / 2 + deviation / 2;
*spl++ = ramp_up[(uint8_t)phase] / 2 + deviation / 2;
phase += bitstep;
} while (phase < 256.0);
phase -= 256.0;
} else {
/* ramp down from 0 */
do {
*spl++ = ramp_down[(int)phase] / 2 - deviation / 2;
*spl++ = ramp_down[(uint8_t)phase] / 2 - deviation / 2;
phase += bitstep;
} while (phase < 256.0);
phase -= 256.0;
@@ -370,7 +370,7 @@ static int fsk_block_encode(cnetz_t *cnetz, const char *bits)
} else {
/* ramp down */
do {
*spl++ = ramp_down[(int)phase];
*spl++ = ramp_down[(uint8_t)phase];
phase += bitstep;
} while (phase < 256.0);
phase -= 256.0;
@@ -380,7 +380,7 @@ static int fsk_block_encode(cnetz_t *cnetz, const char *bits)
if (bits[i] == '1') {
/* ramp up */
do {
*spl++ = ramp_up[(int)phase];
*spl++ = ramp_up[(uint8_t)phase];
phase += bitstep;
} while (phase < 256.0);
phase -= 256.0;
@@ -400,14 +400,14 @@ static int fsk_block_encode(cnetz_t *cnetz, const char *bits)
if (last == '0') {
/* ramp up to 0 */
do {
*spl++ = ramp_up[(int)phase] / 2 - deviation / 2;
*spl++ = ramp_up[(uint8_t)phase] / 2 - deviation / 2;
phase += bitstep;
} while (phase < 256.0);
phase -= 256.0;
} else {
/* ramp down to 0 */
do {
*spl++ = ramp_down[(int)phase] / 2 + deviation / 2;
*spl++ = ramp_down[(uint8_t)phase] / 2 + deviation / 2;
phase += bitstep;
} while (phase < 256.0);
phase -= 256.0;
@@ -481,14 +481,14 @@ static int fsk_distributed_encode(cnetz_t *cnetz, const char *bits)
if (bits[i * 4 + j] == '1') {
/* ramp up from 0 */
do {
*spl++ = ramp_up[(int)phase] / 2 + deviation / 2;
*spl++ = ramp_up[(uint8_t)phase] / 2 + deviation / 2;
phase += bitstep;
} while (phase < 256.0);
phase -= 256.0;
} else {
/* ramp down from 0 */
do {
*spl++ = ramp_down[(int)phase] / 2 - deviation / 2;
*spl++ = ramp_down[(uint8_t)phase] / 2 - deviation / 2;
phase += bitstep;
} while (phase < 256.0);
phase -= 256.0;
@@ -505,7 +505,7 @@ static int fsk_distributed_encode(cnetz_t *cnetz, const char *bits)
} else {
/* ramp down */
do {
*spl++ = ramp_down[(int)phase];
*spl++ = ramp_down[(uint8_t)phase];
phase += bitstep;
} while (phase < 256.0);
phase -= 256.0;
@@ -515,7 +515,7 @@ static int fsk_distributed_encode(cnetz_t *cnetz, const char *bits)
if (bits[i * 4 + j] == '1') {
/* ramp up */
do {
*spl++ = ramp_up[(int)phase];
*spl++ = ramp_up[(uint8_t)phase];
phase += bitstep;
} while (phase < 256.0);
phase -= 256.0;
@@ -535,14 +535,14 @@ static int fsk_distributed_encode(cnetz_t *cnetz, const char *bits)
if (last == '0') {
/* ramp up to 0 */
do {
*spl++ = ramp_up[(int)phase] / 2 - deviation / 2;
*spl++ = ramp_up[(uint8_t)phase] / 2 - deviation / 2;
phase += bitstep;
} while (phase < 256.0);
phase -= 256.0;
} else {
/* ramp down to 0 */
do {
*spl++ = ramp_down[(int)phase] / 2 + deviation / 2;
*spl++ = ramp_down[(uint8_t)phase] / 2 + deviation / 2;
phase += bitstep;
} while (phase < 256.0);
phase -= 256.0;