/*
* Copyright (C) 2009 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <android/bitmap.h>
#include <android/graphics/Bitmap.h>
int AndroidBitmap_getInfo(JNIEnv* env, jobject jbitmap,
AndroidBitmapInfo* info) {
if (NULL == env || NULL == jbitmap) {
return ANDROID_BITMAP_RESULT_BAD_PARAMETER;
}
if (info) {
android::bitmap::imageInfo(env, jbitmap, info);
}
return ANDROID_BITMAP_RESULT_SUCCESS;
}
int AndroidBitmap_lockPixels(JNIEnv* env, jobject jbitmap, void** addrPtr) {
if (NULL == env || NULL == jbitmap) {
return ANDROID_BITMAP_RESULT_BAD_PARAMETER;
}
void* addr = android::bitmap::lockPixels(env, jbitmap);
if (!addr) {
return ANDROID_BITMAP_RESULT_JNI_EXCEPTION;
}
if (addrPtr) {
*addrPtr = addr;
}
return ANDROID_BITMAP_RESULT_SUCCESS;
}
int AndroidBitmap_unlockPixels(JNIEnv* env, jobject jbitmap) {
if (NULL == env || NULL == jbitmap) {
return ANDROID_BITMAP_RESULT_BAD_PARAMETER;
}
bool unlocked = android::bitmap::unlockPixels(env, jbitmap);
if (!unlocked) {
return ANDROID_BITMAP_RESULT_JNI_EXCEPTION;
}
return ANDROID_BITMAP_RESULT_SUCCESS;
}