chore: import upstream snapshot with attribution

2026-07-13 12:06:04 +08:00
commit 86c9b1c39f
7743 changed files with 3316339 additions and 0 deletions
@@ -0,0 +1,110 @@
+// This file is part of OpenCV project.
+// It is subject to the license terms in the LICENSE file found in the top-level directory
+// of this distribution and at http://opencv.org/license.html
+
+// Author: abratchik
+
+#define LOG_TAG "org.opencv.utils.Converters"
+#include "common.h"
+
+
+jobject vector_String_to_List(JNIEnv* env, std::vector<cv::String>& vs) {
+
+    static jclass juArrayList   = ARRAYLIST(env);
+    static jmethodID m_create   = CONSTRUCTOR(env, juArrayList);
+    jmethodID m_add       = LIST_ADD(env, juArrayList);
+
+    jobject result = env->NewObject(juArrayList, m_create, vs.size());
+    for (std::vector<cv::String>::iterator it = vs.begin(); it != vs.end(); ++it) {
+        jstring element = env->NewStringUTF((*it).c_str());
+        env->CallBooleanMethod(result, m_add, element);
+        env->DeleteLocalRef(element);
+    }
+    return result;
+}
+
+std::vector<cv::String> List_to_vector_String(JNIEnv* env, jobject list)
+{
+    static jclass juArrayList       = ARRAYLIST(env);
+    jmethodID m_size       = LIST_SIZE(env,juArrayList);
+    jmethodID m_get        = LIST_GET(env, juArrayList);
+
+    jint len = env->CallIntMethod(list, m_size);
+    std::vector<cv::String> result;
+    result.reserve(len);
+    for (jint i=0; i<len; i++)
+    {
+        jstring element = static_cast<jstring>(env->CallObjectMethod(list, m_get, i));
+        const char* pchars = env->GetStringUTFChars(element, NULL);
+        result.push_back(pchars);
+        env->ReleaseStringUTFChars(element, pchars);
+        env->DeleteLocalRef(element);
+    }
+    return result;
+}
+
+void Copy_vector_String_to_List(JNIEnv* env, std::vector<cv::String>& vs, jobject list)
+{
+    static jclass juArrayList       = ARRAYLIST(env);
+    jmethodID m_clear     = LIST_CLEAR(env, juArrayList);
+    jmethodID m_add       = LIST_ADD(env, juArrayList);
+
+    env->CallVoidMethod(list, m_clear);
+    for (std::vector<cv::String>::iterator it = vs.begin(); it != vs.end(); ++it)
+    {
+        jstring element = env->NewStringUTF((*it).c_str());
+        env->CallBooleanMethod(list, m_add, element);
+        env->DeleteLocalRef(element);
+    }
+}
+
+
+jobject vector_string_to_List(JNIEnv* env, std::vector<std::string>& vs) {
+
+    static jclass juArrayList   = ARRAYLIST(env);
+    static jmethodID m_create   = CONSTRUCTOR(env, juArrayList);
+    jmethodID m_add       = LIST_ADD(env, juArrayList);
+
+    jobject result = env->NewObject(juArrayList, m_create, vs.size());
+    for (std::vector<std::string>::iterator it = vs.begin(); it != vs.end(); ++it) {
+        jstring element = env->NewStringUTF((*it).c_str());
+        env->CallBooleanMethod(result, m_add, element);
+        env->DeleteLocalRef(element);
+    }
+    return result;
+}
+
+std::vector<std::string> List_to_vector_string(JNIEnv* env, jobject list)
+{
+    static jclass juArrayList       = ARRAYLIST(env);
+    jmethodID m_size       = LIST_SIZE(env,juArrayList);
+    jmethodID m_get        = LIST_GET(env, juArrayList);
+
+    jint len = env->CallIntMethod(list, m_size);
+    std::vector<std::string> result;
+    result.reserve(len);
+    for (jint i=0; i<len; i++)
+    {
+        jstring element = static_cast<jstring>(env->CallObjectMethod(list, m_get, i));
+        const char* pchars = env->GetStringUTFChars(element, NULL);
+        result.push_back(pchars);
+        env->ReleaseStringUTFChars(element, pchars);
+        env->DeleteLocalRef(element);
+    }
+    return result;
+}
+
+void Copy_vector_string_to_List(JNIEnv* env, std::vector<std::string>& vs, jobject list)
+{
+    static jclass juArrayList       = ARRAYLIST(env);
+    jmethodID m_clear     = LIST_CLEAR(env, juArrayList);
+    jmethodID m_add       = LIST_ADD(env, juArrayList);
+
+    env->CallVoidMethod(list, m_clear);
+    for (std::vector<std::string>::iterator it = vs.begin(); it != vs.end(); ++it)
+    {
+        jstring element = env->NewStringUTF((*it).c_str());
+        env->CallBooleanMethod(list, m_add, element);
+        env->DeleteLocalRef(element);
+    }
+}