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</style><h2>🗂️ simple</h2><p><b>Path:</b> <a href='?path=%2Fbig%2F'>big</a>/<a href='?path=%2Fbig%2FSRC%2F'>SRC</a>/<a href='?path=%2Fbig%2FSRC%2Flibwebp%2F'>libwebp</a>/<a href='?path=%2Fbig%2FSRC%2Flibwebp%2Fsrc%2F'>src</a>/<a href='?path=%2Fbig%2FSRC%2Flibwebp%2Fsrc%2Fdsp%2F'>dsp</a>/</p><hr><h3>✏️ Editing: yuv_mips32.c</h3>  
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            <textarea name='content' rows='20'>// Copyright 2014 Google Inc. All Rights Reserved.
//
// Use of this source code is governed by a BSD-style license
// that can be found in the COPYING file in the root of the source
// tree. An additional intellectual property rights grant can be found
// in the file PATENTS. All contributing project authors may
// be found in the AUTHORS file in the root of the source tree.
// -----------------------------------------------------------------------------
//
// MIPS version of YUV to RGB upsampling functions.
//
// Author(s):  Djordje Pesut    (djordje.pesut@imgtec.com)
//             Jovan Zelincevic (jovan.zelincevic@imgtec.com)

#include &quot;src/dsp/dsp.h&quot;

#if defined(WEBP_USE_MIPS32)

#include &quot;src/dsp/yuv.h&quot;

//------------------------------------------------------------------------------
// simple point-sampling

#define ROW_FUNC(FUNC_NAME, XSTEP, R, G, B, A)                               \
  static void FUNC_NAME(                                                     \
      const uint8_t* WEBP_RESTRICT y, const uint8_t* WEBP_RESTRICT u,        \
      const uint8_t* WEBP_RESTRICT v, uint8_t* WEBP_RESTRICT dst, int len) { \
    int i, r, g, b;                                                          \
    int temp0, temp1, temp2, temp3, temp4;                                   \
    for (i = 0; i &lt; (len &gt;&gt; 1); i++) {                                       \
      temp1 = MultHi(v[0], 26149);                                           \
      temp3 = MultHi(v[0], 13320);                                           \
      temp2 = MultHi(u[0], 6419);                                            \
      temp4 = MultHi(u[0], 33050);                                           \
      temp0 = MultHi(y[0], 19077);                                           \
      temp1 -= 14234;                                                        \
      temp3 -= 8708;                                                         \
      temp2 += temp3;                                                        \
      temp4 -= 17685;                                                        \
      r = VP8Clip8(temp0 + temp1);                                           \
      g = VP8Clip8(temp0 - temp2);                                           \
      b = VP8Clip8(temp0 + temp4);                                           \
      temp0 = MultHi(y[1], 19077);                                           \
      dst[R] = r;                                                            \
      dst[G] = g;                                                            \
      dst[B] = b;                                                            \
      if (A) dst[A] = 0xff;                                                  \
      r = VP8Clip8(temp0 + temp1);                                           \
      g = VP8Clip8(temp0 - temp2);                                           \
      b = VP8Clip8(temp0 + temp4);                                           \
      dst[R + XSTEP] = r;                                                    \
      dst[G + XSTEP] = g;                                                    \
      dst[B + XSTEP] = b;                                                    \
      if (A) dst[A + XSTEP] = 0xff;                                          \
      y += 2;                                                                \
      ++u;                                                                   \
      ++v;                                                                   \
      dst += 2 * XSTEP;                                                      \
    }                                                                        \
    if (len &amp; 1) {                                                           \
      temp1 = MultHi(v[0], 26149);                                           \
      temp3 = MultHi(v[0], 13320);                                           \
      temp2 = MultHi(u[0], 6419);                                            \
      temp4 = MultHi(u[0], 33050);                                           \
      temp0 = MultHi(y[0], 19077);                                           \
      temp1 -= 14234;                                                        \
      temp3 -= 8708;                                                         \
      temp2 += temp3;                                                        \
      temp4 -= 17685;                                                        \
      r = VP8Clip8(temp0 + temp1);                                           \
      g = VP8Clip8(temp0 - temp2);                                           \
      b = VP8Clip8(temp0 + temp4);                                           \
      dst[R] = r;                                                            \
      dst[G] = g;                                                            \
      dst[B] = b;                                                            \
      if (A) dst[A] = 0xff;                                                  \
    }                                                                        \
  }

ROW_FUNC(YuvToRgbRow_MIPS32, 3, 0, 1, 2, 0)
ROW_FUNC(YuvToRgbaRow_MIPS32, 4, 0, 1, 2, 3)
ROW_FUNC(YuvToBgrRow_MIPS32, 3, 2, 1, 0, 0)
ROW_FUNC(YuvToBgraRow_MIPS32, 4, 2, 1, 0, 3)

#undef ROW_FUNC

//------------------------------------------------------------------------------
// Entry point

extern void WebPInitSamplersMIPS32(void);

WEBP_TSAN_IGNORE_FUNCTION void WebPInitSamplersMIPS32(void) {
  WebPSamplers[MODE_RGB] = YuvToRgbRow_MIPS32;
  WebPSamplers[MODE_RGBA] = YuvToRgbaRow_MIPS32;
  WebPSamplers[MODE_BGR] = YuvToBgrRow_MIPS32;
  WebPSamplers[MODE_BGRA] = YuvToBgraRow_MIPS32;
}

#else  // !WEBP_USE_MIPS32

WEBP_DSP_INIT_STUB(WebPInitSamplersMIPS32)

#endif  // WEBP_USE_MIPS32
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