ppapi/shared_impl/media_stream_video_track_shared.cc

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "ppapi/shared_impl/media_stream_video_track_shared.h"
   6
   7 #include "base/logging.h"
   8
   9 namespace {
  10
  11 const int32_t kMaxWidth = 4096;
  12 const int32_t kMaxHeight = 4096;
  13
  14 }  // namespace
  15
  16 namespace ppapi {
  17
  18 // static
  19 bool MediaStreamVideoTrackShared::VerifyAttributes(
  20     const Attributes& attributes) {
  21   if (attributes.buffers < 0)
  22     return false;
  23   if (attributes.format < PP_VIDEOFRAME_FORMAT_UNKNOWN ||
  24       attributes.format > PP_VIDEOFRAME_FORMAT_LAST) {
  25     return false;
  26   }
  27   if (attributes.width < 0 ||
  28       attributes.width > kMaxWidth ||
  29       attributes.width & 0x3) {
  30     return false;
  31   }
  32   if (attributes.height < 0 ||
  33       attributes.height > kMaxHeight ||
  34       attributes.height & 0x3) {
  35     return false;
  36   }
  37   return true;
  38 }
  39
  40 }  // namespace ppapi