Remove I411 support, update doc and switch to side by side test

source/convert_from_argb.cc

 /*
  *  Copyright 2012 The LibYuv Project Authors. All rights reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE 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.
  */
 
@@ skipping 163 matching lines @@
     ARGBToUVRow(src_argb, 0, dst_u, dst_v, width);
     ARGBToYRow(src_argb, dst_y, width);
     src_argb += src_stride_argb;
     dst_y += dst_stride_y;
     dst_u += dst_stride_u;
     dst_v += dst_stride_v;
   }
   return 0;
 }
 
-// ARGB little endian (bgra in memory) to I411
-LIBYUV_API
-int ARGBToI411(const uint8* src_argb, int src_stride_argb,
-               uint8* dst_y, int dst_stride_y,
-               uint8* dst_u, int dst_stride_u,
-               uint8* dst_v, int dst_stride_v,
-               int width, int height) {
-  int y;
-  void (*ARGBToUV411Row)(const uint8* src_argb, uint8* dst_u, uint8* dst_v,
-      int width) = ARGBToUV411Row_C;
-  void (*ARGBToYRow)(const uint8* src_argb, uint8* dst_y, int width) =
-      ARGBToYRow_C;
-  if (!src_argb || !dst_y || !dst_u || !dst_v || width <= 0 || height == 0) {
-    return -1;
-  }
-  if (height < 0) {
-    height = -height;
-    src_argb = src_argb + (height - 1) * src_stride_argb;
-    src_stride_argb = -src_stride_argb;
-  }
-  // Coalesce rows.
-  if (src_stride_argb == width * 4 &&
-      dst_stride_y == width &&
-      dst_stride_u * 4 == width &&
-      dst_stride_v * 4 == width) {
-    width *= height;
-    height = 1;
-    src_stride_argb = dst_stride_y = dst_stride_u = dst_stride_v = 0;
-  }
-#if defined(HAS_ARGBTOYROW_SSSE3)
-  if (TestCpuFlag(kCpuHasSSSE3)) {
-    ARGBToYRow = ARGBToYRow_Any_SSSE3;
-    if (IS_ALIGNED(width, 16)) {
-      ARGBToYRow = ARGBToYRow_SSSE3;
-    }
-  }
-#endif
-#if defined(HAS_ARGBTOYROW_AVX2)
-  if (TestCpuFlag(kCpuHasAVX2)) {
-    ARGBToYRow = ARGBToYRow_Any_AVX2;
-    if (IS_ALIGNED(width, 32)) {
-      ARGBToYRow = ARGBToYRow_AVX2;
-    }
-  }
-#endif
-#if defined(HAS_ARGBTOYROW_NEON)
-  if (TestCpuFlag(kCpuHasNEON)) {
-    ARGBToYRow = ARGBToYRow_Any_NEON;
-    if (IS_ALIGNED(width, 8)) {
-      ARGBToYRow = ARGBToYRow_NEON;
-    }
-  }
-#endif
-#if defined(HAS_ARGBTOUV411ROW_NEON)
-  if (TestCpuFlag(kCpuHasNEON)) {
-    ARGBToUV411Row = ARGBToUV411Row_Any_NEON;
-    if (IS_ALIGNED(width, 32)) {
-      ARGBToUV411Row = ARGBToUV411Row_NEON;
-    }
-  }
-#endif
-
-  for (y = 0; y < height; ++y) {
-    ARGBToUV411Row(src_argb, dst_u, dst_v, width);
-    ARGBToYRow(src_argb, dst_y, width);
-    src_argb += src_stride_argb;
-    dst_y += dst_stride_y;
-    dst_u += dst_stride_u;
-    dst_v += dst_stride_v;
-  }
-  return 0;
-}
-
 LIBYUV_API
 int ARGBToNV12(const uint8* src_argb, int src_stride_argb,
                uint8* dst_y, int dst_stride_y,
                uint8* dst_uv, int dst_stride_uv,
                int width, int height) {
   int y;
   int halfwidth = (width + 1) >> 1;
   void (*ARGBToUVRow)(const uint8* src_argb0, int src_stride_argb,
                       uint8* dst_u, uint8* dst_v, int width) = ARGBToUVRow_C;
   void (*ARGBToYRow)(const uint8* src_argb, uint8* dst_y, int width) =
@@ skipping 638 matching lines @@
 #if defined(HAS_ARGBTORGB565DITHERROW_NEON)
   if (TestCpuFlag(kCpuHasNEON)) {
     ARGBToRGB565DitherRow = ARGBToRGB565DitherRow_Any_NEON;
     if (IS_ALIGNED(width, 8)) {
       ARGBToRGB565DitherRow = ARGBToRGB565DitherRow_NEON;
     }
   }
 #endif
   for (y = 0; y < height; ++y) {
     ARGBToRGB565DitherRow(src_argb, dst_rgb565,
-                          *(uint32*)(dither4x4 + ((y & 3) << 2)), width);
+        *(uint32*)(dither4x4 + ((y & 3) << 2)), width);  /* NOLINT */
     src_argb += src_stride_argb;
     dst_rgb565 += dst_stride_rgb565;
   }
   return 0;
 }
 
 // Convert ARGB To RGB565.
 // TODO(fbarchard): Consider using dither function low level with zeros.
 LIBYUV_API
 int ARGBToRGB565(const uint8* src_argb, int src_stride_argb,
@@ skipping 367 matching lines @@
     src_argb += src_stride_argb;
     dst_yj += dst_stride_yj;
   }
   return 0;
 }
 
 #ifdef __cplusplus
 }  // extern "C"
 }  // namespace libyuv
 #endif