dom/media/flac/FlacDecoder.cpp

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #include "FlacDecoder.h"
   8 #include "MediaContainerType.h"
   9 #include "mozilla/StaticPrefs_media.h"
  10
  11 namespace mozilla {
  12
  13 /* static */
  14 bool FlacDecoder::IsEnabled() { return StaticPrefs::media_flac_enabled(); }
  15
  16 /* static */
  17 bool FlacDecoder::IsSupportedType(const MediaContainerType& aContainerType) {
  18   return IsEnabled() &&
  19          (aContainerType.Type() == MEDIAMIMETYPE("audio/flac") ||
  20           aContainerType.Type() == MEDIAMIMETYPE("audio/x-flac") ||
  21           aContainerType.Type() == MEDIAMIMETYPE("application/x-flac"));
  22 }
  23
  24 /* static */
  25 nsTArray<UniquePtr<TrackInfo>> FlacDecoder::GetTracksInfo(
  26     const MediaContainerType& aType) {
  27   nsTArray<UniquePtr<TrackInfo>> tracks;
  28   if (!IsSupportedType(aType)) {
  29     return tracks;
  30   }
  31
  32   tracks.AppendElement(
  33       CreateTrackInfoWithMIMETypeAndContainerTypeExtraParameters(
  34           "audio/flac"_ns, aType));
  35
  36   return tracks;
  37 }
  38
  39 }  // namespace mozilla