1 // Copyright 2015 Google Inc. All Rights Reserved. 2 // 3 // Use of this source code is governed by a BSD-style license 4 // that can be found in the COPYING file in the root of the source 5 // tree. An additional intellectual property rights grant can be found 6 // in the file PATENTS. All contributing project authors may 7 // be found in the AUTHORS file in the root of the source tree. 8 // ----------------------------------------------------------------------------- 9 // 10 11 #ifndef WEBP_WEBP_EXTRAS_H_ 12 #define WEBP_WEBP_EXTRAS_H_ 13 14 #include "./types.h" 15 16 #ifdef __cplusplus 17 extern "C" { 18 #endif 19 20 #include "./encode.h" 21 22 #define WEBP_EXTRAS_ABI_VERSION 0x0000 // MAJOR(8b) + MINOR(8b) 23 24 //------------------------------------------------------------------------------ 25 26 // Returns the version number of the extras library, packed in hexadecimal using 27 // 8bits for each of major/minor/revision. E.g: v2.5.7 is 0x020507. 28 WEBP_EXTERN(int) WebPGetExtrasVersion(void); 29 30 //------------------------------------------------------------------------------ 31 // Ad-hoc colorspace importers. 32 33 // Import luma sample (gray scale image) into 'picture'. The 'picture' 34 // width and height must be set prior to calling this function. 35 WEBP_EXTERN(int) WebPImportGray(const uint8_t* gray, WebPPicture* picture); 36 37 // Import rgb sample in RGB565 packed format into 'picture'. The 'picture' 38 // width and height must be set prior to calling this function. 39 WEBP_EXTERN(int) WebPImportRGB565(const uint8_t* rgb565, WebPPicture* pic); 40 41 // Import rgb sample in RGB4444 packed format into 'picture'. The 'picture' 42 // width and height must be set prior to calling this function. 43 WEBP_EXTERN(int) WebPImportRGB4444(const uint8_t* rgb4444, WebPPicture* pic); 44 45 //------------------------------------------------------------------------------ 46 47 #ifdef __cplusplus 48 } // extern "C" 49 #endif 50 51 #endif /* WEBP_WEBP_EXTRAS_H_ */ 52
