1 /*
2 * Copyright (C) 2016 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #ifndef GOLDFISH_CAMERA_THUMBNAIL_H
18 #define GOLDFISH_CAMERA_THUMBNAIL_H
19 
20 struct _ExifData;
21 typedef struct _ExifData ExifData;
22 
23 namespace android {
24 
25 /* Create a thumbnail from NV21 source data in |sourceImage| with the given
26  * dimensions. The resulting thumbnail is JPEG compressed and a pointer and size
27  * is placed in |exifData| which takes ownership of the allocated memory.
28  */
29 bool createThumbnail(const unsigned char* sourceImage,
30                      int sourceWidth, int sourceHeight,
31                      int thumbnailWidth, int thumbnailHeight, int quality,
32                      ExifData* exifData);
33 
34 }  // namespace android
35 
36 #endif  // GOLDFISH_CAMERA_THUMBNAIL_H
37 
38