/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ /* vim:set ts=2 sw=2 sts=2 et cindent: */ /* This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ #if !defined(AOMDecoder_h_) #define AOMDecoder_h_ #include "PlatformDecoderModule.h" #include "mozilla/Span.h" #include <stdint.h> #include "aom/aom_decoder.h" namespace mozilla { class AOMDecoder : public MediaDataDecoder { public: explicit AOMDecoder(const CreateDecoderParams& aParams); RefPtr<InitPromise> Init() override; void Input(MediaRawData* aSample) override; void Flush() override; void Drain() override; void Shutdown() override; const char* GetDescriptionName() const override { return "libaom (AV1) video decoder"; } // Return true if aMimeType is a one of the strings used // by our demuxers to identify AV1 streams. static bool IsAV1(const nsACString& aMimeType); // Return true if a sample is a keyframe. static bool IsKeyframe(Span<const uint8_t> aBuffer); // Return the frame dimensions for a sample. static nsIntSize GetFrameSize(Span<const uint8_t> aBuffer); private: ~AOMDecoder(); void ProcessDecode(MediaRawData* aSample); MediaResult DoDecode(MediaRawData* aSample); void ProcessDrain(); const RefPtr<layers::ImageContainer> mImageContainer; const RefPtr<TaskQueue> mTaskQueue; MediaDataDecoderCallback* mCallback; Atomic<bool> mIsFlushing; // AOM decoder state aom_codec_ctx_t mCodec; const VideoInfo& mInfo; }; } // namespace mozilla #endif // AOMDecoder_h_