setup() function:
{


jclass bitmapConfig = (*env)-> FindClass(env,"android/graphics/Bitmap$Config");

jfieldID rgba8888FieldID = (*env)->GetStaticFieldID(env,bitmapConfig, "ARGB_8888", "Landroid/graphics/Bitmap$Config;");

jobject rgba8888Obj = (*env)->GetStaticObjectField(env,bitmapConfig, rgba8888FieldID);

jclass mediadataret = (*env) -> FindClass(env,"android/media/MediaMetadataRetriever");
 
jmethodID medID = (*env)->GetMethodID(env,mediadataret,"<init>","()V");

jstring str1 = (*env)->NewStringUTF (env, "/storage/emulated/0/deneme1/MOV_0270.mp4" ) ;
 

(*env)->CallVoidMethod(env,mediadatart,medID2,str1);
jclass classbitmap = (*env)->FindClass(env,"android/graphics/Bitmap");
 

jmethodID createBitmapMethodID = (*env)()-> GetStaticMethodID(env,classbitmap,"createBitmap",
(IILandroid/graphics/Bitmap$Config;)                                                   
Landroid/graphics/Bitmap;");

jobject bitmap1= (*env)->CallStaticObjectMethod(env,classbitmap, createBitmapMethodID, _width,_height, rgba8888Obj);


jmethodID medID3 = (*env)->GetMethodID(env,mediadataret,"getFrameAtTime","(J)Landroid/graphics/Bitmap;");
 
bitmap1 = (*env)->CallObjectMethod(env,mediadatart,medID3,framenum);

jmethodID metID4 = (*env)->GetMethodID(env,classbitmap,"getPixels","([IIIIIII)V");
jmethodID widthget = (*env)->GetMethodID(env,classbitmap,"getWidth","()I");
jmethodID heightget = (*env)->GetMethodID(env,classbitmap,"getHeight","()I");


jlong framenum=7*1000;
 
jint offset=0;
jint stride=1;
jint x=0;
jint y=0;
jint width= (*env)->CallIntMethod(env,bitmap1,widthget);
jint height = (*env)->CallIntMethod(env,bitmap1,heightget);

jintArray pixels = (*env)->NewIntArray(env,width * height*4);

(*env)-> CallVoidMethod(env, bitmap1,metID4,pixels,offset,width,x,y,width,height);


int* pixelsp = new int[width*height*4];

(*env)->GetIntArrayRegion(env,pixels,0,width*height,pixelsp);

bitmap = new unsigned char[width*height*4];


for (int y=0; y<height; y++) {
        for (int x=0; x<width; x++) {
          

            int index = 4 * ( x + width * y );
            unsigned char red = pixelsp[index]>>16 ;
            unsigned char green = pixelsp[index+1 ]>>8;
            unsigned char blue = pixelsp[index+2];
            unsigned char alpha = pixelsp[index+3] >> 24;


            bitmap[index]=red;
            bitmap[index+1]=green;
            bitmap[index+2]=blue;
            bitmap[index+3]=alpha;

         

       }

}

image1.setFromPixels(bitmap, width, height, ofImageType::OF_IMAGE_COLOR_ALPHA,true);
 
ofBackground(255,255,255);

width__=width;
height__=height;

}


draw() function:
{
ofSetColor( 255, 255, 255 );
image1.draw(50,50,width__,height__);