Add get sdk dirs

include/mynteye/device/utils.h

@@ -16,6 +16,7 @@
 #pragma once
 
 #include <memory>
+#include <string>
 
 #include "mynteye/mynteye.h"
 
@@ -55,6 +56,20 @@ namespace utils {
 MYNTEYE_API float get_real_exposure_time(
     std::int32_t frame_rate, std::uint16_t exposure_time);
 
+/**
+ * @ingroup utils
+ * 
+ * Get sdk root dir.
+ */
+MYNTEYE_API std::string get_sdk_root_dir();
+
+/**
+ * @ingroup utils
+ * 
+ * Get sdk install dir.
+ */
+MYNTEYE_API std::string get_sdk_install_dir();
+
 }  // namespace utils
 
 MYNTEYE_END_NAMESPACE

src/mynteye/api/api.cc

@@ -88,7 +88,7 @@ bool dir_exists(const std::string &p) {
 #endif
 
 std::vector<std::string> get_plugin_paths() {
-  std::string info_path(MYNTEYE_SDK_INSTALL_DIR);
+  std::string info_path = utils::get_sdk_install_dir();
   info_path.append(MYNTEYE_OS_SEP "share" MYNTEYE_OS_SEP "mynteye" MYNTEYE_OS_SEP "build.info");
 
   cv::FileStorage fs(info_path, cv::FileStorage::READ);
@@ -183,7 +183,8 @@ std::vector<std::string> get_plugin_paths() {
   }
   plats.push_back(host_os + "-" + host_arch);
 
-  std::vector<std::string> dirs{MYNTEYE_SDK_ROOT_DIR, MYNTEYE_SDK_INSTALL_DIR};
+  std::vector<std::string> dirs{
+      utils::get_sdk_root_dir(), utils::get_sdk_install_dir()};
   for (auto &&plat : plats) {
     for (auto &&dir : dirs) {
       auto &&plat_dir = dir + MYNTEYE_OS_SEP "plugins" + MYNTEYE_OS_SEP + plat;

src/mynteye/device/utils.cc

@@ -13,6 +13,8 @@
 // limitations under the License.
 #include "mynteye/device/utils.h"
 
+#include <cstdlib>
+
 #include "mynteye/logger.h"
 
 #include "mynteye/device/context.h"
@@ -110,6 +112,24 @@ float get_real_exposure_time(
   return exposure_time * real_max / 480.f;
 }
 
+std::string get_sdk_root_dir() {
+  if (const char* root = std::getenv("MYNTEYES_SDK_ROOT")) {
+    // LOG(INFO) << "Environment variable MYNTEYES_SDK_ROOT found: " << root;
+    return std::string(root);
+  } else {
+    return std::string(MYNTEYE_SDK_ROOT_DIR);
+  }
+}
+
+std::string get_sdk_install_dir() {
+  if (const char* root = std::getenv("MYNTEYES_SDK_ROOT")) {
+    // LOG(INFO) << "Environment variable MYNTEYES_SDK_ROOT found: " << root;
+    return std::string(root);
+  } else {
+    return std::string(MYNTEYE_SDK_INSTALL_DIR);
+  }
+}
+
 }  // namespace utils
 
 MYNTEYE_END_NAMESPACE