57 lines
2 KiB
C++
57 lines
2 KiB
C++
/* -*- 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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#if !defined(MP4Decoder_h_)
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# define MP4Decoder_h_
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# include "mozilla/UniquePtr.h"
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# include "nsStringFwd.h"
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# include "nsTArray.h"
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namespace mozilla {
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class MediaContainerType;
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class MediaResult;
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class DecoderDoctorDiagnostics;
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class TrackInfo;
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// Decoder that uses a bundled MP4 demuxer and platform decoders to play MP4.
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class MP4Decoder {
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public:
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// Returns true if aContainerType is an MP4 type that we think we can render
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// with the a platform decoder backend.
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// If provided, codecs are checked for support.
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static bool IsSupportedType(const MediaContainerType& aContainerType,
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DecoderDoctorDiagnostics* aDiagnostics);
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// Return true if aMimeType is a one of the strings used by our demuxers to
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// identify H264. Does not parse general content type strings, i.e. white
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// space matters.
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static bool IsH264(const nsACString& aMimeType);
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// Return true if aMimeType is a one of the strings used by our demuxers to
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// identify AAC. Does not parse general content type strings, i.e. white
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// space matters.
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static bool IsAAC(const nsACString& aMimeType);
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// Return true if aMimeType is a one of the strings used by our demuxers to
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// identify HEVC. Does not parse general content type strings, i.e. white
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// space matters.
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static bool IsHEVC(const nsACString& aMimeType);
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// Returns true if the MP4 backend is preffed on.
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static bool IsEnabled();
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static nsTArray<UniquePtr<TrackInfo>> GetTracksInfo(
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const MediaContainerType& aType);
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private:
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static nsTArray<UniquePtr<TrackInfo>> GetTracksInfo(
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const MediaContainerType& aType, MediaResult& aError);
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};
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} // namespace mozilla
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#endif
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