12-bit vp9 video support

media/filters/vpx_video_decoder.cc

 // Copyright (c) 2012 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.
 
 #include "media/filters/vpx_video_decoder.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <algorithm>
@@ skipping 715 matching lines @@
       break;
 
     case VPX_IMG_FMT_I42016:
       switch (vpx_image->bit_depth) {
         case 9:
           codec_format = PIXEL_FORMAT_YUV420P9;
           break;
         case 10:
           codec_format = PIXEL_FORMAT_YUV420P10;
           break;
+        case 12:
+          codec_format = PIXEL_FORMAT_YUV420P12;
+          break;
         default:
           DLOG(ERROR) << "Unsupported bit depth: " << vpx_image->bit_depth;
           return false;
       }
       break;
 
     case VPX_IMG_FMT_I42216:
       switch (vpx_image->bit_depth) {
         case 9:
           codec_format = PIXEL_FORMAT_YUV422P9;
           break;
         case 10:
           codec_format = PIXEL_FORMAT_YUV422P10;
           break;
+        case 12:
+          codec_format = PIXEL_FORMAT_YUV422P12;
+          break;
         default:
           DLOG(ERROR) << "Unsupported bit depth: " << vpx_image->bit_depth;
           return false;
       }
       break;
 
     case VPX_IMG_FMT_I44416:
       switch (vpx_image->bit_depth) {
         case 9:
           codec_format = PIXEL_FORMAT_YUV444P9;
           break;
         case 10:
           codec_format = PIXEL_FORMAT_YUV444P10;
           break;
+        case 12:
+          codec_format = PIXEL_FORMAT_YUV444P12;
+          break;
         default:
           DLOG(ERROR) << "Unsupported bit depth: " << vpx_image->bit_depth;
           return false;
       }
       break;
 
     default:
       DLOG(ERROR) << "Unsupported pixel format: " << vpx_image->fmt;
       return false;
   }
@@ skipping 52 matching lines @@
       (*video_frame)->visible_data(VideoFrame::kUPlane),
       (*video_frame)->stride(VideoFrame::kUPlane),
       (*video_frame)->visible_data(VideoFrame::kVPlane),
       (*video_frame)->stride(VideoFrame::kVPlane), coded_size.width(),
       coded_size.height());
 
   return true;
 }
 
 }  // namespace media