mirror of
https://github.com/classilla/tenfourfox.git
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52 lines
1.4 KiB
C++
52 lines
1.4 KiB
C++
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim:set ts=2 sw=2 sts=2 et cindent: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "MP3Decoder.h"
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#include "MediaDecoderStateMachine.h"
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#include "MediaFormatReader.h"
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#include "MP3Demuxer.h"
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#include "mozilla/Preferences.h"
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#include "PDMFactory.h"
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namespace mozilla {
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MediaDecoder*
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MP3Decoder::Clone(MediaDecoderOwner* aOwner) {
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if (!IsEnabled()) {
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return nullptr;
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}
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return new MP3Decoder(aOwner);
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}
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MediaDecoderStateMachine*
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MP3Decoder::CreateStateMachine() {
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RefPtr<MediaDecoderReader> reader =
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new MediaFormatReader(this, new mp3::MP3Demuxer(GetResource()));
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return new MediaDecoderStateMachine(this, reader);
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}
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/* static */
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bool
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MP3Decoder::IsEnabled() {
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PDMFactory::Init();
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RefPtr<PDMFactory> platform = new PDMFactory();
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return platform->SupportsMimeType(NS_LITERAL_CSTRING("audio/mpeg"));
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}
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/* static */
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bool MP3Decoder::CanHandleMediaType(const nsACString& aType,
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const nsAString& aCodecs)
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{
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if (aType.EqualsASCII("audio/mp3") || aType.EqualsASCII("audio/mpeg")) {
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return IsEnabled() &&
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(aCodecs.IsEmpty() || aCodecs.EqualsASCII("mp3"));
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}
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return false;
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}
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} // namespace mozilla
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