SDK release v1.66.21

Author: francovaro

EdgeImpulse.EI-SDK.pdsc

@@ -5,13 +5,16 @@
 	<name>EI-SDK</name>
 	<license>LICENSE-apache-2.0.txt</license>
 	<description>Edge Impulse SDK</description>
-	<url>https://github.com/edgeimpulse/edge-impulse-sdk-pack/releases/download/v1.66.14/</url>
+	<url>https://github.com/edgeimpulse/edge-impulse-sdk-pack/releases/download/v1.66.21/</url>
 	<supportContact>[email protected]</supportContact>
 	<repository type="git">https://github.com/edgeimpulse/edge-impulse-sdk-pack.git</repository>
 	<releases>
-		<release version="1.66.14" tag="v1.66.14" date="2025-01-13" url="https://github.com/edgeimpulse/edge-impulse-sdk-pack/releases/download/v1.66.14/EdgeImpulse.EI-SDK.1.66.14.pack">
+		<release version="1.66.21" tag="v1.66.21" date="2025-01-19" url="https://github.com/edgeimpulse/edge-impulse-sdk-pack/releases/download/v1.66.21/EdgeImpulse.EI-SDK.1.66.21.pack">
       		EI-SDK
     	</release>	
+		<release version="1.66.14" tag="v1.66.14" date="2025-01-13" url="https://github.com/edgeimpulse/edge-impulse-sdk-pack/releases/download/v1.66.14/EdgeImpulse.EI-SDK.1.66.14.pack">
+      		EI-SDK
+    	</release>
 		<release version="1.66.3" tag="v1.66.3" date="2025-01-03" url="https://github.com/edgeimpulse/edge-impulse-sdk-pack/releases/download/v1.66.3/EdgeImpulse.EI-SDK.1.66.3.pack">
       		EI-SDK
     	</release>
@@ -98,9 +101,6 @@
     	</release>
 		<release version="1.53.5" tag="v1.53.5" date="2024-07-03" url="https://github.com/edgeimpulse/edge-impulse-sdk-pack/releases/download/v1.53.5/EdgeImpulse.EI-SDK.1.53.5.pack">
       		EI-SDK
-    	</release>
-		<release version="1.53.3" tag="v1.53.3" date="2024-07-01" url="https://github.com/edgeimpulse/edge-impulse-sdk-pack/releases/download/v1.53.3/EdgeImpulse.EI-SDK.1.53.3.pack">
-      		EI-SDK
     	</release>
 	</releases>
 	<keywords>
@@ -146,7 +146,7 @@
     </packages>
     </requirements>
 	<components>
-		<component Cclass="EdgeImpulse" Cgroup="SDK" Cversion="1.66.14">
+		<component Cclass="EdgeImpulse" Cgroup="SDK" Cversion="1.66.21">
 			<description>Edge Impulse SDK</description>	
 				<!-- short component description -->
 				<files>

EdgeImpulse.pidx

@@ -2,8 +2,8 @@
 <index schemaVersion="1.0.0" xs:noNamespaceSchemaLocation="PackIndex.xsd" xmlns:xs="http://www.w3.org/2001/XMLSchema-instance">
   <vendor>EdgeImpulse</vendor>
   <url>https://raw.githubusercontent.com/edgeimpulse/edge-impulse-sdk-pack/main/</url>
-  <timestamp>2025-01-13 17:34:49</timestamp>
+  <timestamp>2025-01-19 16:36:14</timestamp>
   <pindex>
-    <pdsc url="https://github.com/edgeimpulse/edge-impulse-sdk-pack/releases/download/v1.66.14/" vendor="EdgeImpulse" name="EI-SDK" version="1.66.14"/>
+    <pdsc url="https://github.com/edgeimpulse/edge-impulse-sdk-pack/releases/download/v1.66.21/" vendor="EdgeImpulse" name="EI-SDK" version="1.66.21"/>
   </pindex>
 </index>

edgeimpulse/edge-impulse-sdk/classifier/ei_model_types.h

@@ -86,6 +86,10 @@
 #define EI_CLASSIFIER_CLASSIFICATION_MODE_ANOMALY_KMEANS      6
 #define EI_CLASSIFIER_CLASSIFICATION_MODE_DSP                 7
 
+#ifndef EI_CLASSIFIER_DSP_AXES_INDEX_TYPE
+#define EI_CLASSIFIER_DSP_AXES_INDEX_TYPE       uint8_t
+#endif // EI_CLASSIFIER_DSP_AXES_INDEX_TYPE
+
 struct ei_impulse;
 class ei_impulse_handle_t;
 
@@ -123,7 +127,7 @@ typedef struct {
     size_t n_output_features;
     extract_fn_t extract_fn;
     void *config;
-    uint8_t *axes;
+    EI_CLASSIFIER_DSP_AXES_INDEX_TYPE *axes;
     uint32_t axes_size;
     int version;  // future proof, can easily add to this struct now
     DspHandle* (*factory)(void* config, float sampling_freq); // nullptr means no state

edgeimpulse/edge-impulse-sdk/classifier/ei_signal_with_axes.h

@@ -28,7 +28,7 @@ using namespace ei;
 
 class SignalWithAxes {
 public:
-    SignalWithAxes(signal_t *original_signal, uint8_t *axes, size_t axes_count, const ei_impulse_t *impulse):
+    SignalWithAxes(signal_t *original_signal, EI_CLASSIFIER_DSP_AXES_INDEX_TYPE *axes, size_t axes_count, const ei_impulse_t *impulse):
         _original_signal(original_signal), _axes(axes), _axes_count(axes_count), _impulse(impulse)
     {
 
@@ -70,7 +70,7 @@ class SignalWithAxes {
 
 private:
     signal_t *_original_signal;
-    uint8_t *_axes;
+    EI_CLASSIFIER_DSP_AXES_INDEX_TYPE *_axes;
     size_t _axes_count;
     const ei_impulse_t *_impulse;
     signal_t wrapped_signal;

edgeimpulse/edge-impulse-sdk/classifier/inferencing_engines/aton.h

@@ -139,6 +139,19 @@ EI_IMPULSE_ERROR run_nn_inference_image_quantized(
         }
 
     }
+    // if we copy the output, we don't need to process it as classification
+    else
+    {
+        if (!result->copy_output) {
+            bool int8_output = 1; //quantized hardcoded for now
+            if (int8_output) {
+                fill_res = fill_result_struct_i8(impulse, result, (int8_t *)nn_out, nn_out_info[0].offset[0], nn_out_info[0].scale[0], debug);
+            }
+            else {
+                fill_res = fill_result_struct_f32(impulse, result,(float *)nn_out, debug);
+            }
+        }
+    }
 
     result->timing.classification_us = ei_read_timer_us() - ctx_start_us;