third_party/jpeg-xl/lib/jpegli/upsample.h

   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_JPEGLI_UPSAMPLE_H_
   7 #define LIB_JPEGLI_UPSAMPLE_H_
   8
   9 #include <stddef.h>
  10
  11 #include "lib/jxl/base/compiler_specific.h"
  12
  13 namespace jpegli {
  14
  15 void Upsample2Horizontal(float* JXL_RESTRICT row,
  16                          float* JXL_RESTRICT scratch_space, size_t len_out);
  17
  18 void Upsample2Vertical(const float* JXL_RESTRICT row_top,
  19                        const float* JXL_RESTRICT row_mid,
  20                        const float* JXL_RESTRICT row_bot,
  21                        float* JXL_RESTRICT row_out0,
  22                        float* JXL_RESTRICT row_out1, size_t len);
  23
  24 }  // namespace jpegli
  25
  26 #endif  // LIB_JPEGLI_UPSAMPLE_H_