* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
+#include <config.h>
#include <string.h>
-#include "libsigrok.h"
+#include <libsigrok/libsigrok.h>
#include "libsigrok-internal.h"
#define LOG_PREFIX "transform/invert"
struct sr_datafeed_packet **packet_out)
{
const struct sr_datafeed_logic *logic;
+ const struct sr_datafeed_analog_old *analog_old;
const struct sr_datafeed_analog *analog;
struct sr_channel *ch;
GSList *l;
float *fdata, *f;
int si, num_channels, c;
uint8_t *b;
- uint64_t i, j;
+ int64_t p;
+ uint64_t i, j, q;
if (!t || !t->sdi || !packet_in || !packet_out)
return SR_ERR_ARG;
}
}
break;
- case SR_DF_ANALOG:
- analog = packet_in->payload;
- fdata = (float *)analog->data;
- num_channels = g_slist_length(analog->channels);
- for (si = 0; si < analog->num_samples; si++) {
+ case SR_DF_ANALOG_OLD:
+ analog_old = packet_in->payload;
+ fdata = (float *)analog_old->data;
+ num_channels = g_slist_length(analog_old->channels);
+ for (si = 0; si < analog_old->num_samples; si++) {
/* For now invert all values in all channels. */
- for (l = analog->channels, c = 0; l; l = l->next, c++) {
+ for (l = analog_old->channels, c = 0; l; l = l->next, c++) {
ch = l->data;
(void)ch;
f = &fdata[si * num_channels + c];
}
}
break;
+ case SR_DF_ANALOG:
+ analog = packet_in->payload;
+ p = analog->encoding->scale.p;
+ q = analog->encoding->scale.q;
+ if (q > INT64_MAX)
+ return SR_ERR;
+ analog->encoding->scale.p = (p < 0) ? -q : q;
+ analog->encoding->scale.q = (p < 0) ? -p : p;
+ break;
default:
sr_spew("Unsupported packet type %d, ignoring.", packet_in->type);
break;