Delete unused code in webrtc_libyuv.cc.

webrtc/common_video/libyuv/webrtc_libyuv.cc

 /*
  *  Copyright (c) 2012 The WebRTC 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.
  */
 
 #include "webrtc/common_video/libyuv/include/webrtc_libyuv.h"
 
 #include <assert.h>
 #include <string.h>
 
 // NOTE(ajm): Path provided by gyp.
 #include "libyuv.h"  // NOLINT
 
 namespace webrtc {
 
-const int k16ByteAlignment = 16;
-
 VideoType RawVideoTypeToCommonVideoVideoType(RawVideoType type) {
   switch (type) {
     case kVideoI420:
       return kI420;
     case kVideoIYUV:
       return kIYUV;
     case kVideoRGB24:
       return kRGB24;
     case kVideoARGB:
       return kARGB;
@@ skipping 16 matching lines @@
     case kVideoBGRA:
       return kBGRA;
     case kVideoMJPEG:
       return kMJPG;
     default:
       assert(false);
   }
   return kUnknown;
 }
 
-int AlignInt(int value, int alignment) {
-  assert(!((alignment - 1) & alignment));
-  return ((value + alignment - 1) & ~(alignment - 1));
-}
-
-void Calc16ByteAlignedStride(int width, int* stride_y, int* stride_uv) {
-  *stride_y = AlignInt(width, k16ByteAlignment);
-  *stride_uv = AlignInt((width + 1) / 2, k16ByteAlignment);
-}
-
 size_t CalcBufferSize(VideoType type, int width, int height) {
   assert(width >= 0);
   assert(height >= 0);
   size_t buffer_size = 0;
   switch (type) {
     case kI420:
     case kNV12:
     case kNV21:
     case kIYUV:
     case kYV12: {
@@ skipping 211 matching lines @@
       src_frame.video_frame_buffer()->StrideY(),
       src_frame.video_frame_buffer()->DataU(),
       src_frame.video_frame_buffer()->StrideU(),
       src_frame.video_frame_buffer()->DataV(),
       src_frame.video_frame_buffer()->StrideV(),
       dst_frame, dst_sample_size,
       src_frame.width(), src_frame.height(),
       ConvertVideoType(dst_video_type));
 }
 
-// TODO(mikhal): Create a designated VideoFrame for non I420.
-int ConvertFromYV12(const VideoFrame& src_frame,
-                    VideoType dst_video_type,
-                    int dst_sample_size,
-                    uint8_t* dst_frame) {
-  // YV12 = Y, V, U
-  return libyuv::ConvertFromI420(
-      src_frame.video_frame_buffer()->DataY(),
-      src_frame.video_frame_buffer()->StrideY(),
-      src_frame.video_frame_buffer()->DataV(),
-      src_frame.video_frame_buffer()->StrideV(),
-      src_frame.video_frame_buffer()->DataU(),
-      src_frame.video_frame_buffer()->StrideU(),
-      dst_frame, dst_sample_size,
-      src_frame.width(), src_frame.height(),
-      ConvertVideoType(dst_video_type));
-}
-
 // Compute PSNR for an I420 frame (all planes)
 double I420PSNR(const VideoFrame* ref_frame, const VideoFrame* test_frame) {
   if (!ref_frame || !test_frame)
     return -1;
   else if ((ref_frame->width() !=  test_frame->width()) ||
           (ref_frame->height() !=  test_frame->height()))
     return -1;
   else if (ref_frame->width() < 0 || ref_frame->height() < 0)
     return -1;
 
@@ skipping 33 matching lines @@
                           ref_frame->video_frame_buffer()->StrideV(),
                           test_frame->video_frame_buffer()->DataY(),
                           test_frame->video_frame_buffer()->StrideY(),
                           test_frame->video_frame_buffer()->DataU(),
                           test_frame->video_frame_buffer()->StrideU(),
                           test_frame->video_frame_buffer()->DataV(),
                           test_frame->video_frame_buffer()->StrideV(),
                           test_frame->width(), test_frame->height());
 }
 }  // namespace webrtc