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e5e885ae31
# ignore-this-changeset --HG-- extra : amend_source : 7221c8d15a765df71171099468e7c7faa648f37c extra : histedit_source : a0cce6015636202bff09e35a13f72e03257a7695
59 lines
1.7 KiB
C++
59 lines
1.7 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(AOMDecoder_h_)
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# define AOMDecoder_h_
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# include "PlatformDecoderModule.h"
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# include "mozilla/Span.h"
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# include <stdint.h>
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# include "aom/aom_decoder.h"
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namespace mozilla {
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DDLoggedTypeDeclNameAndBase(AOMDecoder, MediaDataDecoder);
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class AOMDecoder : public MediaDataDecoder,
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public DecoderDoctorLifeLogger<AOMDecoder> {
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public:
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explicit AOMDecoder(const CreateDecoderParams& aParams);
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RefPtr<InitPromise> Init() override;
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RefPtr<DecodePromise> Decode(MediaRawData* aSample) override;
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RefPtr<DecodePromise> Drain() override;
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RefPtr<FlushPromise> Flush() override;
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RefPtr<ShutdownPromise> Shutdown() override;
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nsCString GetDescriptionName() const override {
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return NS_LITERAL_CSTRING("av1 libaom video decoder");
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}
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// Return true if aMimeType is a one of the strings used
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// by our demuxers to identify AV1 streams.
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static bool IsAV1(const nsACString& aMimeType);
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// Return true if a sample is a keyframe.
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static bool IsKeyframe(Span<const uint8_t> aBuffer);
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// Return the frame dimensions for a sample.
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static gfx::IntSize GetFrameSize(Span<const uint8_t> aBuffer);
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private:
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~AOMDecoder();
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RefPtr<DecodePromise> ProcessDecode(MediaRawData* aSample);
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const RefPtr<layers::ImageContainer> mImageContainer;
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const RefPtr<TaskQueue> mTaskQueue;
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// AOM decoder state
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aom_codec_ctx_t mCodec;
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const VideoInfo& mInfo;
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};
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} // namespace mozilla
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#endif // AOMDecoder_h_
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