Raw 24 bit RGB to RGB24 (bgr)

source/planar_functions.cc

 /*
  *  Copyright 2011 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 902 matching lines @@
     NV12ToRGB565Row(src_y, src_uv, dst_rgb565, &kYuvIConstants, width);
     dst_rgb565 += dst_stride_rgb565;
     src_y += src_stride_y;
     if (y & 1) {
       src_uv += src_stride_uv;
     }
   }
   return 0;
 }
 
+// Convert RAW to RGB24.
+LIBYUV_API
+int RAWToRGB24(const uint8* src_raw, int src_stride_raw,
+               uint8* dst_rgb24, int dst_stride_rgb24,
+               int width, int height) {
+  int y;
+  void (*RAWToRGB24Row)(const uint8* src_rgb, uint8* dst_rgb24, int width) =
+      RAWToRGB24Row_C;
+  if (!src_raw || !dst_rgb24 ||
+      width <= 0 || height == 0) {
+    return -1;
+  }
+  // Negative height means invert the image.
+  if (height < 0) {
+    height = -height;
+    src_raw = src_raw + (height - 1) * src_stride_raw;
+    src_stride_raw = -src_stride_raw;
+  }
+  // Coalesce rows.
+  if (src_stride_raw == width * 3 &&
+      dst_stride_rgb24 == width * 3) {
+    width *= height;
+    height = 1;
+    src_stride_raw = dst_stride_rgb24 = 0;
+  }
+#if defined(HAS_RAWTORGB24ROW_SSSE3)
+  if (TestCpuFlag(kCpuHasSSSE3)) {
+    RAWToRGB24Row = RAWToRGB24Row_Any_SSSE3;
+    if (IS_ALIGNED(width, 8)) {
+      RAWToRGB24Row = RAWToRGB24Row_SSSE3;
+    }
+  }
+#endif
+#if defined(HAS_RAWTORGB24ROW_NEON)
+  if (TestCpuFlag(kCpuHasNEON)) {
+    RAWToRGB24Row = RAWToRGB24Row_Any_NEON;
+    if (IS_ALIGNED(width, 8)) {
+      RAWToRGB24Row = RAWToRGB24Row_NEON;
+    }
+  }
+#endif
+
+  for (y = 0; y < height; ++y) {
+    RAWToRGB24Row(src_raw, dst_rgb24, width);
+    src_raw += src_stride_raw;
+    dst_rgb24 += dst_stride_rgb24;
+  }
+  return 0;
+}
+
 LIBYUV_API
 void SetPlane(uint8* dst_y, int dst_stride_y,
               int width, int height,
               uint32 value) {
   int y;
   void (*SetRow)(uint8* dst, uint8 value, int width) = SetRow_C;
   if (height < 0) {
     height = -height;
     dst_y = dst_y + (height - 1) * dst_stride_y;
     dst_stride_y = -dst_stride_y;
@@ skipping 1432 matching lines @@
     }
     free_aligned_buffer_64(rows);
   }
   return 0;
 }
 
 #ifdef __cplusplus
 }  // extern "C"
 }  // namespace libyuv
 #endif