diff options
Diffstat (limited to 'dom/media/ADTSDecoder.cpp')
-rw-r--r-- | dom/media/ADTSDecoder.cpp | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/dom/media/ADTSDecoder.cpp b/dom/media/ADTSDecoder.cpp new file mode 100644 index 0000000000..78c272e307 --- /dev/null +++ b/dom/media/ADTSDecoder.cpp @@ -0,0 +1,47 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=8 sts=2 et sw=2 tw=80: */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#include "ADTSDecoder.h" +#include "MediaContainerType.h" +#include "PDMFactory.h" + +namespace mozilla { + +/* static */ +bool ADTSDecoder::IsEnabled() { + RefPtr<PDMFactory> platform = new PDMFactory(); + return platform->SupportsMimeType("audio/mp4a-latm"_ns) != + media::DecodeSupport::Unsupported; +} + +/* static */ +bool ADTSDecoder::IsSupportedType(const MediaContainerType& aContainerType) { + if (aContainerType.Type() == MEDIAMIMETYPE("audio/aac") || + aContainerType.Type() == MEDIAMIMETYPE("audio/aacp") || + aContainerType.Type() == MEDIAMIMETYPE("audio/x-aac")) { + return IsEnabled() && (aContainerType.ExtendedType().Codecs().IsEmpty() || + aContainerType.ExtendedType().Codecs() == "aac"); + } + + return false; +} + +/* static */ +nsTArray<UniquePtr<TrackInfo>> ADTSDecoder::GetTracksInfo( + const MediaContainerType& aType) { + nsTArray<UniquePtr<TrackInfo>> tracks; + if (!IsSupportedType(aType)) { + return tracks; + } + + tracks.AppendElement( + CreateTrackInfoWithMIMETypeAndContainerTypeExtraParameters( + "audio/mp4a-latm"_ns, aType)); + + return tracks; +} + +} // namespace mozilla |