Add resilient handover, live LED layout refresh and TV calibration profiles

native/spatial_image.h

@@ -10,11 +10,11 @@ enum {SPATIAL_WIDTH=160,SPATIAL_HEIGHT=90,SPATIAL_PIXELS=SPATIAL_WIDTH*SPATIAL_H
  * HyperHDR 22 treats JSON color as a solid color; image input retains space.
  * The receiver samples this plane using its configured LED rectangles. */
 static char *spatial_image_command(const unsigned char regions[16][3],unsigned priority){
- static LedBlend blends[SPATIAL_PIXELS];static bool initialized;
- if(!initialized){
+ static LedBlend blends[SPATIAL_PIXELS];static unsigned generation;
+ if(generation!=calibration_generation){
   for(unsigned y=0;y<SPATIAL_HEIGHT;y++)for(unsigned x=0;x<SPATIAL_WIDTH;x++)
    blends[y*SPATIAL_WIDTH+x]=layout_blend((x+0.5)/SPATIAL_WIDTH,(y+0.5)/SPATIAL_HEIGHT);
-  initialized=true;
+  generation=calibration_generation;
  }
  const char alphabet[]="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
  size_t capacity=SPATIAL_PIXELS*4+256;char *line=malloc(capacity);if(!line)return NULL;