| /* |
| * 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> |
| #include <android/data_space.h> |
| |
| int AndroidBitmap_getInfo(JNIEnv* env, jobject jbitmap, |
| AndroidBitmapInfo* info) { |
| if (NULL == env || NULL == jbitmap) { |
| return ANDROID_BITMAP_RESULT_BAD_PARAMETER; |
| } |
| |
| if (info) { |
| *info = ABitmap_getInfoFromJava(env, jbitmap); |
| } |
| return ANDROID_BITMAP_RESULT_SUCCESS; |
| } |
| |
| int32_t AndroidBitmap_getDataSpace(JNIEnv* env, jobject jbitmap) { |
| if (NULL == env || NULL == jbitmap) { |
| return ADATASPACE_UNKNOWN; // Or return a real error? |
| } |
| |
| android::graphics::Bitmap bitmap(env, jbitmap); |
| return bitmap.getDataSpace(); |
| } |
| |
| int AndroidBitmap_lockPixels(JNIEnv* env, jobject jbitmap, void** addrPtr) { |
| if (NULL == env || NULL == jbitmap) { |
| return ANDROID_BITMAP_RESULT_BAD_PARAMETER; |
| } |
| |
| android::graphics::Bitmap bitmap(env, jbitmap); |
| void* addr = bitmap.isValid() ? bitmap.getPixels() : nullptr; |
| |
| if (!addr) { |
| return ANDROID_BITMAP_RESULT_JNI_EXCEPTION; |
| } |
| |
| ABitmap_acquireRef(bitmap.get()); |
| |
| 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; |
| } |
| |
| android::graphics::Bitmap bitmap(env, jbitmap); |
| |
| if (!bitmap.isValid()) { |
| return ANDROID_BITMAP_RESULT_JNI_EXCEPTION; |
| } |
| |
| bitmap.notifyPixelsChanged(); |
| ABitmap_releaseRef(bitmap.get()); |
| return ANDROID_BITMAP_RESULT_SUCCESS; |
| } |