зеркало из https://github.com/mozilla/gecko-dev.git
52 строки
1.4 KiB
C++
52 строки
1.4 KiB
C++
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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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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 "ADTSDecoder.h"
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#include "ADTSDemuxer.h"
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#include "MediaDecoderStateMachine.h"
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#include "MediaFormatReader.h"
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#include "PDMFactory.h"
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namespace mozilla {
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MediaDecoder*
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ADTSDecoder::Clone(MediaDecoderOwner* aOwner)
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{
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if (!IsEnabled())
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return nullptr;
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return new ADTSDecoder(aOwner);
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}
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MediaDecoderStateMachine*
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ADTSDecoder::CreateStateMachine()
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{
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RefPtr<MediaDecoderReader> reader =
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new MediaFormatReader(this, new ADTSDemuxer(GetResource()));
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return new MediaDecoderStateMachine(this, reader);
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}
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/* static */ bool
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ADTSDecoder::IsEnabled()
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{
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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/mp4a-latm"));
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}
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/* static */ bool
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ADTSDecoder::CanHandleMediaType(const nsACString& aType,
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const nsAString& aCodecs)
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{
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if (aType.EqualsASCII("audio/aac") || aType.EqualsASCII("audio/aacp")) {
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return IsEnabled() && (aCodecs.IsEmpty() || aCodecs.EqualsASCII("aac"));
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}
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return false;
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}
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} // namespace mozilla
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