* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include <config.h>
{
const struct sr_datafeed_logic *logic;
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++) {
- /* For now invert all values in all channels. */
- for (l = analog->channels, c = 0; l; l = l->next, c++) {
- ch = l->data;
- (void)ch;
- f = &fdata[si * num_channels + c];
- *f = 1.0 / *f;
- }
- }
+ 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);