зеркало из https://github.com/mozilla/gecko-dev.git
79 строки
2.5 KiB
Plaintext
79 строки
2.5 KiB
Plaintext
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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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 "mozilla/dom/MediaIPCUtils.h";
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include protocol PRemoteDecoderManager;
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using mozilla::MediaDataDecoder::ConversionRequired from "PlatformDecoderModule.h";
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using mozilla::TrackInfo::TrackType from "MediaInfo.h";
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using mozilla::layers::LayersBackend from "mozilla/layers/LayersTypes.h";
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using mozilla::MediaResult from "MediaResult.h";
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[RefCounted] using class mozilla::ArrayOfRemoteMediaRawData from "mozilla/RemoteMediaData.h";
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[RefCounted] using class mozilla::ArrayOfRemoteAudioData from "mozilla/RemoteMediaData.h";
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[RefCounted] using class mozilla::ArrayOfRemoteVideoData from "mozilla/RemoteMediaData.h";
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include PMediaDecoderParams;
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include LayersSurfaces;
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namespace mozilla {
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union DecodedOutputIPDL
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{
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ArrayOfRemoteAudioData;
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ArrayOfRemoteVideoData;
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};
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struct InitCompletionIPDL
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{
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TrackType type;
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nsCString decoderDescription;
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bool hardware;
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nsCString hardwareReason;
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ConversionRequired conversion;
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};
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union InitResultIPDL
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{
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MediaResult;
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InitCompletionIPDL;
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};
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union DecodeResultIPDL
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{
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MediaResult;
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DecodedOutputIPDL;
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};
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// This protocol provides a way to use MediaDataDecoder across processes.
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// The parent side currently is only implemented to work with
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// RemoteDecoderModule or WindowsMediaFoundation.
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// The child side runs in the content process, and the parent side runs
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// in the RDD process or the GPU process. We run a separate IPDL thread
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// for both sides.
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[ManualDealloc]
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async protocol PRemoteDecoder
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{
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manager PRemoteDecoderManager;
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parent:
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async Construct() returns (MediaResult result);
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async Init() returns (InitResultIPDL result);
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// Each output may include a SurfaceDescriptorGPUVideo that represents the decoded
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// frame. This SurfaceDescriptor can be used on the Layers IPDL protocol, but
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// must be released explicitly using DeallocateSurfaceDescriptorGPUVideo
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// on the manager protocol.
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async Decode(ArrayOfRemoteMediaRawData data) returns (DecodeResultIPDL result);
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async Flush() returns (MediaResult error);
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async Drain() returns (DecodeResultIPDL result);
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async Shutdown() returns (bool unused);
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// To clear the threshold, call with INT64_MIN.
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async SetSeekThreshold(TimeUnit time);
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async __delete__();
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};
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} // namespace mozilla
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