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514510a632
These decoders are accessed through a base class. Additionally, the style guide dictates that we're supposed to add "virtual" keyword even when it's unnecessary, for documentation purposes.
45 lines
1.5 KiB
C++
45 lines
1.5 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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#ifndef mozilla_AppleVTDecoder_h
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#define mozilla_AppleVTDecoder_h
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#include "AppleVDADecoder.h"
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#include "VideoToolbox/VideoToolbox.h"
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namespace mozilla {
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class AppleVTDecoder : public AppleVDADecoder {
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public:
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AppleVTDecoder(const mp4_demuxer::VideoDecoderConfig& aConfig,
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MediaTaskQueue* aVideoTaskQueue,
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MediaDataDecoderCallback* aCallback,
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layers::ImageContainer* aImageContainer);
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virtual ~AppleVTDecoder();
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virtual nsresult Init() MOZ_OVERRIDE;
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virtual nsresult Input(mp4_demuxer::MP4Sample* aSample) MOZ_OVERRIDE;
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virtual nsresult Flush() MOZ_OVERRIDE;
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virtual nsresult Drain() MOZ_OVERRIDE;
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virtual nsresult Shutdown() MOZ_OVERRIDE;
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private:
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CMVideoFormatDescriptionRef mFormat;
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VTDecompressionSessionRef mSession;
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// Method to pass a frame to VideoToolbox for decoding.
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nsresult SubmitFrame(mp4_demuxer::MP4Sample* aSample);
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// Method to set up the decompression session.
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nsresult InitializeSession();
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nsresult WaitForAsynchronousFrames();
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CFDictionaryRef CreateDecoderSpecification();
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CFDictionaryRef CreateDecoderExtensions();
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};
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} // namespace mozilla
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#endif // mozilla_AppleVTDecoder_h
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