fumiama/android-base16384
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v3.1

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1. 不使用压缩时字符串在内存直接编解码
2. 减少读取配置次数
This commit is contained in:
fumiama
2021-05-20 17:00:16 +08:00
parent 8d963f94d6
commit 8f5b970c69
16 changed files with 130 additions and 44 deletions
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24
app/src/main/cpp/base14/base16384.cpp
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@@ -1,7 +1,8 @@
#include <jni.h>
#include <cstdio>
#include <cstdlib>
#include "base16384.h"
#include <cstring>
#include "base16384.hpp"
#define execute(function){\
const char *inputFileDir = env->GetStringUTFChars(sf, JNI_FALSE);\
@@ -12,11 +13,26 @@
return re;\
}
extern "C" int encode_file(const char* input, const char* output);
extern "C" int decode_file(const char* input, const char* output);
#define exe_byte(fun) {\
uint32_t len = env->GetArrayLength(buf);\
const uint8_t* data = (uint8_t*)env->GetByteArrayElements(buf, JNI_FALSE);\
LENDAT* ld = fun(data, len);\
jbyteArray out = env->NewByteArray(ld->len);\
auto out_data = env->GetByteArrayElements(out, JNI_FALSE);\
memcpy(out_data, ld->data, ld->len);\
free(ld);\
env->ReleaseByteArrayElements(out, out_data, JNI_COMMIT);\
return out;\
}
extern "C" JNIEXPORT int JNICALL
Java_top_fumiama_base16384_MainActivity_encode(JNIEnv* env, jobject, jstring sf, jstring df) execute(encode_file)
extern "C" JNIEXPORT int JNICALL
Java_top_fumiama_base16384_MainActivity_decode(JNIEnv* env, jobject, jstring sf, jstring df) execute(decode_file)
Java_top_fumiama_base16384_MainActivity_decode(JNIEnv* env, jobject, jstring sf, jstring df) execute(decode_file)
extern "C" JNIEXPORT jbyteArray JNICALL
Java_top_fumiama_base16384_MainActivity_encodeByteArray(JNIEnv* env, jobject, jbyteArray buf) exe_byte(encode)
extern "C" JNIEXPORT jbyteArray JNICALL
Java_top_fumiama_base16384_MainActivity_decodeByteArray(JNIEnv* env, jobject, jbyteArray buf) exe_byte(decode)