зеркало из https://github.com/mozilla/gecko-dev.git
48 строки
1.5 KiB
C++
48 строки
1.5 KiB
C++
/* -*- 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 "MediaContainerType.h"
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#include "PDMFactory.h"
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namespace mozilla {
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/* static */
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bool ADTSDecoder::IsEnabled() {
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RefPtr<PDMFactory> platform = new PDMFactory();
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return platform->SupportsMimeType("audio/mp4a-latm"_ns,
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/* DecoderDoctorDiagnostics* */ nullptr);
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}
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/* static */
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bool ADTSDecoder::IsSupportedType(const MediaContainerType& aContainerType) {
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if (aContainerType.Type() == MEDIAMIMETYPE("audio/aac") ||
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aContainerType.Type() == MEDIAMIMETYPE("audio/aacp") ||
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aContainerType.Type() == MEDIAMIMETYPE("audio/x-aac")) {
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return IsEnabled() && (aContainerType.ExtendedType().Codecs().IsEmpty() ||
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aContainerType.ExtendedType().Codecs() == "aac");
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}
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return false;
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}
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/* static */
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nsTArray<UniquePtr<TrackInfo>> ADTSDecoder::GetTracksInfo(
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const MediaContainerType& aType) {
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nsTArray<UniquePtr<TrackInfo>> tracks;
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if (!IsSupportedType(aType)) {
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return tracks;
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}
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tracks.AppendElement(
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CreateTrackInfoWithMIMETypeAndContainerTypeExtraParameters(
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"audio/mp4a-latm"_ns, aType));
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return tracks;
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}
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} // namespace mozilla
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