camerad: remove param pix_ptr from set_exposure_target (#20157)

selfdrive/camerad/cameras/camera_common.cc

@@ -290,9 +290,9 @@ static void publish_thumbnail(PubMaster *pm, const CameraBuf *b) {
   free(thumbnail_buffer);
 }
 
-void set_exposure_target(CameraState *c, const uint8_t *pix_ptr, int x_start, int x_end, int x_skip, int y_start, int y_end, int y_skip) {
+void set_exposure_target(CameraState *c, int x_start, int x_end, int x_skip, int y_start, int y_end, int y_skip) {
   const CameraBuf *b = &c->buf;
-
+  const uint8_t *pix_ptr = b->cur_yuv_buf->y;
   uint32_t lum_binning[256] = {0};
   unsigned int lum_total = 0;
   for (int y = y_start; y < y_end; y += y_skip) {
@@ -414,7 +414,7 @@ void common_process_driver_camera(SubMaster *sm, PubMaster *pm, CameraState *c,
 #endif
     }
 
-    set_exposure_target(c, (const uint8_t *)b->cur_yuv_buf->y, x_min, x_max, 2, y_min, y_max, skip);
+    set_exposure_target(c, x_min, x_max, 2, y_min, y_max, skip);
   }
 
   MessageBuilder msg;

selfdrive/camerad/cameras/camera_common.h

@@ -128,6 +128,6 @@ typedef void (*process_thread_cb)(MultiCameraState *s, CameraState *c, int cnt);
 
 void fill_frame_data(cereal::FrameData::Builder &framed, const FrameMetadata &frame_data);
 kj::Array<uint8_t> get_frame_image(const CameraBuf *b);
-void set_exposure_target(CameraState *c, const uint8_t *pix_ptr, int x_start, int x_end, int x_skip, int y_start, int y_end, int y_skip);
+void set_exposure_target(CameraState *c, int x_start, int x_end, int x_skip, int y_start, int y_end, int y_skip);
 std::thread start_process_thread(MultiCameraState *cameras, CameraState *cs, process_thread_cb callback);
 void common_process_driver_camera(SubMaster *sm, PubMaster *pm, CameraState *c, int cnt);

selfdrive/camerad/cameras/camera_qcom.cc

@@ -1670,7 +1670,7 @@ void process_road_camera(MultiCameraState *s, CameraState *c, int cnt) {
   if (cnt % 3 == 0) {
     const int x = 290, y = 322, width = 560, height = 314;
     const int skip = 1;
-    set_exposure_target(c, (const uint8_t *)b->cur_yuv_buf->y, x, x + width, skip, y, y + height, skip);
+    set_exposure_target(c, x, x + width, skip, y, y + height, skip);
   }
 }
 

selfdrive/camerad/cameras/camera_qcom2.cc

@@ -1115,7 +1115,7 @@ void process_road_camera(MultiCameraState *s, CameraState *c, int cnt) {
   if (cnt % 3 == 0) {
     const auto [x, y, w, h] = (c == &s->wide_road_cam) ? std::tuple(96, 250, 1734, 524) : std::tuple(96, 160, 1734, 986);
     const int skip = 2;
-    set_exposure_target(c, (const uint8_t *)b->cur_yuv_buf->y, x, x + w, skip, y, y + h, skip);
+    set_exposure_target(c, x, x + w, skip, y, y + h, skip);
   }
 }