/* -*- 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 "WaveDecoder.h"

#include "MediaContainerType.h"

#include "MediaDecoder.h"

namespace mozilla {

/* static */ bool

WaveDecoder::IsSupportedType(const MediaContainerType& aContainerType)

{

  if (!MediaDecoder::IsWaveEnabled()) {

    return false;

  }

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

      aContainerType.Type() == MEDIAMIMETYPE("audio/x-wav") ||

      aContainerType.Type() == MEDIAMIMETYPE("audio/wav") ||

      aContainerType.Type() == MEDIAMIMETYPE("audio/x-pn-wav")) {

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

            aContainerType.ExtendedType().Codecs() == "1" ||

            aContainerType.ExtendedType().Codecs() == "6" ||

            aContainerType.ExtendedType().Codecs() == "7");

  }

  return false;

}

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

WaveDecoder::GetTracksInfo(const MediaContainerType& aType)

{

  nsTArray<UniquePtr<TrackInfo>> tracks;

  if (!IsSupportedType(aType)) {

    return tracks;

  }

  const MediaCodecs& codecs = aType.ExtendedType().Codecs();

  if (codecs.IsEmpty()) {

    tracks.AppendElement(

      CreateTrackInfoWithMIMETypeAndContainerTypeExtraParameters(

        NS_LITERAL_CSTRING("audio/x-wav"), aType));

    return tracks;

  }

  for (const auto& codec : codecs.Range()) {

    tracks.AppendElement(

      CreateTrackInfoWithMIMETypeAndContainerTypeExtraParameters(

        NS_LITERAL_CSTRING("audio/wave; codecs=") + NS_ConvertUTF16toUTF8(codec),

        aType));

  }

  return tracks;

}

} // namespace mozilla