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/*
* 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/data_space.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;
}
int AndroidBitmap_compress(const AndroidBitmapInfo* info,
int32_t dataSpace,
const void* pixels,
int32_t format, int32_t quality,
void* userContext,
AndroidBitmap_compress_write_fn fn) {
if (NULL == info || NULL == pixels || NULL == fn) {
return ANDROID_BITMAP_RESULT_BAD_PARAMETER;
}
if (quality < 0 || quality > 100) {
return ANDROID_BITMAP_RESULT_BAD_PARAMETER;
}
return ABitmap_compress(info, (ADataSpace) dataSpace, pixels,
(AndroidBitmapCompressFormat) format, quality, userContext, fn);
}
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