Add support for aspect ratio VUI parameters in H264Parser.

media/filters/h264_parser.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 //
 // This file contains an implementation of an H264 Annex-B video stream parser.
 
 #ifndef MEDIA_FILTERS_H264_PARSER_H_
 #define MEDIA_FILTERS_H264_PARSER_H_
 
 #include <sys/types.h>
@@ skipping 71 matching lines @@
   bool frame_mbs_only_flag;
   bool mb_adaptive_frame_field_flag;
   bool direct_8x8_inference_flag;
   bool frame_cropping_flag;
   int frame_crop_left_offset;
   int frame_crop_right_offset;
   int frame_crop_top_offset;
   int frame_crop_bottom_offset;
   bool vui_parameters_present_flag;
   int chroma_array_type;
+  int sar_width;    // Set to 0 when not specified.
+  int sar_height;   // Set to 0 when not specified.
 };
 
 struct MEDIA_EXPORT H264PPS {
   H264PPS();
 
   int pic_parameter_set_id;
   int seq_parameter_set_id;
   bool entropy_coding_mode_flag;
   bool bottom_field_pic_order_in_frame_present_flag;
   int num_slice_groups_minus1;
@@ skipping 247 matching lines @@
   typedef std::map<int, H264PPS*> PPSById;
   SPSById active_SPSes_;
   PPSById active_PPSes_;
 
   DISALLOW_COPY_AND_ASSIGN(H264Parser);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_FILTERS_H264_PARSER_H_