michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* vim:set ts=2 sw=2 sts=2 et cindent: */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include "DirectShowDecoder.h"
michael@0: #include "DirectShowReader.h"
michael@0: #include "MediaDecoderStateMachine.h"
michael@0: #include "mozilla/Preferences.h"
michael@0: #include "mozilla/WindowsVersion.h"
michael@0: 
michael@0: namespace mozilla {
michael@0: 
michael@0: MediaDecoderStateMachine* DirectShowDecoder::CreateStateMachine()
michael@0: {
michael@0:   return new MediaDecoderStateMachine(this, new DirectShowReader(this));
michael@0: }
michael@0: 
michael@0: /* static */
michael@0: bool
michael@0: DirectShowDecoder::GetSupportedCodecs(const nsACString& aType,
michael@0:                                       char const *const ** aCodecList)
michael@0: {
michael@0:   if (!IsEnabled()) {
michael@0:     return false;
michael@0:   }
michael@0: 
michael@0:   static char const *const mp3AudioCodecs[] = {
michael@0:     "mp3",
michael@0:     nullptr
michael@0:   };
michael@0:   if (aType.EqualsASCII("audio/mpeg") ||
michael@0:       aType.EqualsASCII("audio/mp3")) {
michael@0:     if (aCodecList) {
michael@0:       *aCodecList = mp3AudioCodecs;
michael@0:     }
michael@0:     return true;
michael@0:   }
michael@0: 
michael@0:   return false;
michael@0: }
michael@0: 
michael@0: /* static */
michael@0: bool
michael@0: DirectShowDecoder::IsEnabled()
michael@0: {
michael@0:   return Preferences::GetBool("media.directshow.enabled");
michael@0: }
michael@0: 
michael@0: DirectShowDecoder::DirectShowDecoder()
michael@0: {
michael@0:   MOZ_COUNT_CTOR(DirectShowDecoder);
michael@0: }
michael@0: 
michael@0: DirectShowDecoder::~DirectShowDecoder()
michael@0: {
michael@0:   MOZ_COUNT_DTOR(DirectShowDecoder);
michael@0: }
michael@0: 
michael@0: } // namespace mozilla
michael@0: