/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

/* vim:set ts=2 sw=2 sts=2 et cindent: */

/* 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 "MP3Decoder.h"

#include "MediaContainerType.h"

#include "PDMFactory.h"

namespace mozilla {

/* static */

bool

MP3Decoder::IsEnabled() {

  RefPtr<PDMFactory> platform = new PDMFactory();

  return platform->SupportsMimeType(NS_LITERAL_CSTRING("audio/mpeg"),

                                    /* DecoderDoctorDiagnostics* */ nullptr);

}

/* static */

bool MP3Decoder::IsSupportedType(const MediaContainerType& aContainerType)

{

  if (aContainerType.Type() == MEDIAMIMETYPE("audio/mp3") ||

      aContainerType.Type() == MEDIAMIMETYPE("audio/mpeg")) {

    return IsEnabled() && (aContainerType.ExtendedType().Codecs().IsEmpty() ||

                           aContainerType.ExtendedType().Codecs() == "mp3");

  }

  return false;

}

/* static */ nsTArray<UniquePtr<TrackInfo>>

MP3Decoder::GetTracksInfo(const MediaContainerType& aType)

{

  nsTArray<UniquePtr<TrackInfo>> tracks;

  if (!IsSupportedType(aType)) {

    return tracks;

  }

  tracks.AppendElement(

    CreateTrackInfoWithMIMETypeAndContainerTypeExtraParameters(

      NS_LITERAL_CSTRING("audio/mpeg"), aType));

  return tracks;

}

} // namespace mozilla