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      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