1 // Copyright (c) the JPEG XL Project Authors. All rights reserved.
2 //
3 // Use of this source code is governed by a BSD-style
4 // license that can be found in the LICENSE file.
5 
6 #ifndef LIB_JXL_RENDER_PIPELINE_STAGE_XYB_H_
7 #define LIB_JXL_RENDER_PIPELINE_STAGE_XYB_H_
8 #include <math.h>
9 #include <stdint.h>
10 #include <stdio.h>
11 
12 #include <algorithm>
13 #include <utility>
14 #include <vector>
15 
16 #include "lib/jxl/dec_xyb.h"
17 #include "lib/jxl/render_pipeline/render_pipeline_stage.h"
18 
19 namespace jxl {
20 
21 // Converts the color channels from XYB to the specified output encoding.
22 std::unique_ptr<RenderPipelineStage> GetXYBStage(
23     const OutputEncodingInfo& output_encoding_info);
24 
25 // Gets a stage to convert with fixed point arithmetic from XYB to sRGB8 and
26 // write to a uint8 buffer.
27 std::unique_ptr<RenderPipelineStage> GetFastXYBTosRGB8Stage(
28     uint8_t* rgb, size_t stride, size_t width, size_t height, bool rgba,
29     bool has_alpha, size_t alpha_c);
30 }  // namespace jxl
31 
32 #endif  // LIB_JXL_RENDER_PIPELINE_STAGE_XYB_H_
33