1*b2055c35SXin Li // Copyright 2016 Google Inc. All Rights Reserved. 2*b2055c35SXin Li // 3*b2055c35SXin Li // Use of this source code is governed by a BSD-style license 4*b2055c35SXin Li // that can be found in the COPYING file in the root of the source 5*b2055c35SXin Li // tree. An additional intellectual property rights grant can be found 6*b2055c35SXin Li // in the file PATENTS. All contributing project authors may 7*b2055c35SXin Li // be found in the AUTHORS file in the root of the source tree. 8*b2055c35SXin Li // ----------------------------------------------------------------------------- 9*b2055c35SXin Li // 10*b2055c35SXin Li // All-in-one library to save PNG/JPEG/WebP/TIFF/WIC images. 11*b2055c35SXin Li // 12*b2055c35SXin Li // Author: Skal ([email protected]) 13*b2055c35SXin Li 14*b2055c35SXin Li #ifndef WEBP_IMAGEIO_IMAGE_ENC_H_ 15*b2055c35SXin Li #define WEBP_IMAGEIO_IMAGE_ENC_H_ 16*b2055c35SXin Li 17*b2055c35SXin Li #include <stdio.h> 18*b2055c35SXin Li 19*b2055c35SXin Li #ifdef HAVE_CONFIG_H 20*b2055c35SXin Li #include "webp/config.h" 21*b2055c35SXin Li #endif 22*b2055c35SXin Li 23*b2055c35SXin Li #include "webp/types.h" 24*b2055c35SXin Li #include "webp/decode.h" 25*b2055c35SXin Li 26*b2055c35SXin Li #ifdef __cplusplus 27*b2055c35SXin Li extern "C" { 28*b2055c35SXin Li #endif 29*b2055c35SXin Li 30*b2055c35SXin Li // Output types 31*b2055c35SXin Li typedef enum { 32*b2055c35SXin Li PNG = 0, 33*b2055c35SXin Li PAM, 34*b2055c35SXin Li PPM, 35*b2055c35SXin Li PGM, 36*b2055c35SXin Li BMP, 37*b2055c35SXin Li TIFF, 38*b2055c35SXin Li RAW_YUV, 39*b2055c35SXin Li ALPHA_PLANE_ONLY, // this is for experimenting only 40*b2055c35SXin Li // forced colorspace output (for testing, mostly) 41*b2055c35SXin Li RGB, RGBA, BGR, BGRA, ARGB, 42*b2055c35SXin Li RGBA_4444, RGB_565, 43*b2055c35SXin Li rgbA, bgrA, Argb, rgbA_4444, 44*b2055c35SXin Li YUV, YUVA 45*b2055c35SXin Li } WebPOutputFileFormat; 46*b2055c35SXin Li 47*b2055c35SXin Li // General all-purpose call. 48*b2055c35SXin Li // Most formats expect a 'buffer' containing RGBA-like samples, except 49*b2055c35SXin Li // RAW_YUV, YUV and YUVA formats. 50*b2055c35SXin Li // If 'out_file_name' is "-", data is saved to stdout. 51*b2055c35SXin Li // Returns false if an error occurred, true otherwise. 52*b2055c35SXin Li int WebPSaveImage(const WebPDecBuffer* const buffer, 53*b2055c35SXin Li WebPOutputFileFormat format, const char* const out_file_name); 54*b2055c35SXin Li 55*b2055c35SXin Li // Save to PNG. 56*b2055c35SXin Li #ifdef HAVE_WINCODEC_H 57*b2055c35SXin Li int WebPWritePNG(const char* out_file_name, int use_stdout, 58*b2055c35SXin Li const struct WebPDecBuffer* const buffer); 59*b2055c35SXin Li #else 60*b2055c35SXin Li int WebPWritePNG(FILE* out_file, const WebPDecBuffer* const buffer); 61*b2055c35SXin Li #endif 62*b2055c35SXin Li 63*b2055c35SXin Li // Save to PPM format (RGB, no alpha) 64*b2055c35SXin Li int WebPWritePPM(FILE* fout, const struct WebPDecBuffer* const buffer); 65*b2055c35SXin Li 66*b2055c35SXin Li // Save to PAM format (= PPM + alpha) 67*b2055c35SXin Li int WebPWritePAM(FILE* fout, const struct WebPDecBuffer* const buffer); 68*b2055c35SXin Li 69*b2055c35SXin Li // Save 16b mode (RGBA4444, RGB565, ...) for debugging purposes. 70*b2055c35SXin Li int WebPWrite16bAsPGM(FILE* fout, const struct WebPDecBuffer* const buffer); 71*b2055c35SXin Li 72*b2055c35SXin Li // Save as BMP 73*b2055c35SXin Li int WebPWriteBMP(FILE* fout, const struct WebPDecBuffer* const buffer); 74*b2055c35SXin Li 75*b2055c35SXin Li // Save as TIFF 76*b2055c35SXin Li int WebPWriteTIFF(FILE* fout, const struct WebPDecBuffer* const buffer); 77*b2055c35SXin Li 78*b2055c35SXin Li // Save the ALPHA plane (only) as a PGM 79*b2055c35SXin Li int WebPWriteAlphaPlane(FILE* fout, const struct WebPDecBuffer* const buffer); 80*b2055c35SXin Li 81*b2055c35SXin Li // Save as YUV samples as PGM format (using IMC4 layout). 82*b2055c35SXin Li // See: https://www.fourcc.org/yuv.php#IMC4. 83*b2055c35SXin Li // (very convenient format for viewing the samples, esp. for odd dimensions). 84*b2055c35SXin Li int WebPWritePGM(FILE* fout, const struct WebPDecBuffer* const buffer); 85*b2055c35SXin Li 86*b2055c35SXin Li // Save YUV(A) planes sequentially (raw dump) 87*b2055c35SXin Li int WebPWriteYUV(FILE* fout, const struct WebPDecBuffer* const buffer); 88*b2055c35SXin Li 89*b2055c35SXin Li // Save 16b mode (RGBA4444, RGB565, ...) as PGM format, for debugging purposes. 90*b2055c35SXin Li int WebPWrite16bAsPGM(FILE* fout, const struct WebPDecBuffer* const buffer); 91*b2055c35SXin Li 92*b2055c35SXin Li #ifdef __cplusplus 93*b2055c35SXin Li } // extern "C" 94*b2055c35SXin Li #endif 95*b2055c35SXin Li 96*b2055c35SXin Li #endif // WEBP_IMAGEIO_IMAGE_ENC_H_ 97