JNIEXPORT void JNICALL Java_net_sourceforge_zbar_Image_setCrop__IIII (JNIEnv *env, jobject obj, jint x, jint y, jint w, jint h) { VALIDATE_CROP(x, w); VALIDATE_CROP(y, h); zbar_image_set_crop(GET_PEER(Image, obj), x, y, w, h); }
JNIEXPORT jstring JNICALL Java_com_acdd_qrcode_BarCode_decodeCrop( JNIEnv *env,jclass clazz, jbyteArray img, jint width, jint height, jint x, jint y, jint cropw, jint croph) { zbar_image_scanner_t *scanner; zbar_image_t *zimage; zbar_image_t *zgrayimage; jbyte *pixbuf; jstring s = NULL; zbar_set_verbosity(10); // XXX pixbuf = (*env)->GetByteArrayElements(env, img, 0); zimage = zbar_image_create(); if (zimage == NULL) { (*env)->ReleaseByteArrayElements(env, img, pixbuf, 0); return NULL; } zbar_image_set_format(zimage, *(unsigned long *) "Y800"); zbar_image_set_size(zimage, width, height); zbar_image_set_data(zimage, pixbuf, (*env)->GetArrayLength(env, img), zbar_image_free_data); zbar_image_set_crop(zimage, x, y, cropw, croph); zgrayimage = zbar_image_convert(zimage, *(unsigned long *) "Y800"); if (zgrayimage == NULL) { (*env)->ReleaseByteArrayElements(env, img, pixbuf, 0); return NULL; } zbar_image_destroy(zimage); scanner = zbar_image_scanner_create(); zbar_image_scanner_set_config(scanner, 0, ZBAR_CFG_ENABLE, 1); zbar_scan_image(scanner, zgrayimage); const zbar_symbol_t *sym; sym = zbar_image_first_symbol(zgrayimage); if (sym != NULL) { const char *sym_data; sym_data = zbar_symbol_get_data(sym); __android_log_print(ANDROID_LOG_DEBUG, "zbar", "url: %s", sym_data); s = (*env)->NewStringUTF(env, sym_data); } (*env)->ReleaseByteArrayElements(env, img, pixbuf, 0); return s; }
JNIEXPORT void JNICALL Java_net_sourceforge_zbar_Image_setCrop___3I (JNIEnv *env, jobject obj, jintArray crop) { if((*env)->GetArrayLength(env, crop) != 4) throw_exc(env, "java/lang/IllegalArgumentException", "crop must be an array of four ints"); jint dims[4]; (*env)->GetIntArrayRegion(env, crop, 0, 4, dims); VALIDATE_CROP(dims[0], dims[2]); VALIDATE_CROP(dims[1], dims[3]); zbar_image_set_crop(GET_PEER(Image, obj), dims[0], dims[1], dims[2], dims[3]); }