1 #include <jni.h>
2 #include <android/log.h>
3 #include <android/bitmap.h>
4
5 #include <stdio.h>
6 #include <stdlib.h>
7 #include <math.h>
8
9 #include <RenderScript.h>
10
11 #include "ScriptC_mono.h"
12
13 #define LOG_TAG "HelloComputeNDK"
14 #define LOGI(...) __android_log_print(ANDROID_LOG_INFO,LOG_TAG,__VA_ARGS__)
15 #define LOGE(...) __android_log_print(ANDROID_LOG_ERROR,LOG_TAG,__VA_ARGS__)
16
17 using namespace android::RSC;
18
19 extern "C" JNIEXPORT void JNICALL
Java_com_example_android_rs_hellocomputendk_HelloComputeNDK_nativeMono(JNIEnv * env,jclass,jstring pathObj,jint X,jint Y,jobject jbitmapIn,jobject jbitmapOut)20 Java_com_example_android_rs_hellocomputendk_HelloComputeNDK_nativeMono(JNIEnv * env,
21 jclass,
22 jstring pathObj,
23 jint X,
24 jint Y,
25 jobject jbitmapIn,
26 jobject jbitmapOut
27 )
28 {
29
30 void* inputPtr = nullptr;
31 void* outputPtr = nullptr;
32
33 AndroidBitmap_lockPixels(env, jbitmapIn, &inputPtr);
34 AndroidBitmap_lockPixels(env, jbitmapOut, &outputPtr);
35
36 const char * path = env->GetStringUTFChars(pathObj, nullptr);
37 sp<RS> rs = new RS();
38 rs->init(path);
39 env->ReleaseStringUTFChars(pathObj, path);
40
41 sp<const Element> e = Element::RGBA_8888(rs);
42
43 sp<const Type> t = Type::create(rs, e, X, Y, 0);
44
45 sp<Allocation> inputAlloc = Allocation::createTyped(rs, t, RS_ALLOCATION_MIPMAP_NONE,
46 RS_ALLOCATION_USAGE_SHARED | RS_ALLOCATION_USAGE_SCRIPT,
47 inputPtr);
48 sp<Allocation> outputAlloc = Allocation::createTyped(rs, t, RS_ALLOCATION_MIPMAP_NONE,
49 RS_ALLOCATION_USAGE_SHARED | RS_ALLOCATION_USAGE_SCRIPT,
50 outputPtr);
51
52
53 inputAlloc->copy2DRangeFrom(0, 0, X, Y, inputPtr);
54 ScriptC_mono* sc = new ScriptC_mono(rs);
55 sc->forEach_root(inputAlloc, outputAlloc);
56 outputAlloc->copy2DRangeTo(0, 0, X, Y, outputPtr);
57
58
59 AndroidBitmap_unlockPixels(env, jbitmapIn);
60 AndroidBitmap_unlockPixels(env, jbitmapOut);
61
62 }
63