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Diffstat (limited to '')
| -rw-r--r-- | gfx/layers/ipc/PVideoBridge.ipdl | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/gfx/layers/ipc/PVideoBridge.ipdl b/gfx/layers/ipc/PVideoBridge.ipdl new file mode 100644 index 0000000000..eb9d7dafee --- /dev/null +++ b/gfx/layers/ipc/PVideoBridge.ipdl @@ -0,0 +1,43 @@ +/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*- + * 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/. */ + +include LayersSurfaces; +include LayersMessages; +include protocol PTexture; + +include "mozilla/GfxMessageUtils.h"; +include "mozilla/layers/LayersMessageUtils.h"; + +using mozilla::dom::ContentParentId from "mozilla/dom/ipc/IdType.h"; +using mozilla::layers::TextureFlags from "mozilla/layers/CompositorTypes.h"; +using mozilla::void_t from "mozilla/ipc/IPCCore.h"; + +namespace mozilla { +namespace layers { + +/** + * The PVideoBridge protocol is used to share textures from the video decoders + * to the compositor. + */ +[NeedsOtherPid, ParentProc=compositor, ChildProc=any] +sync protocol PVideoBridge +{ + manages PTexture; + +child: + async Ping() returns (void_t ok); + +parent: + /** + * Since PVideoBridge creates textures on behalf of another process, we also + * supply ContentParentId of the owning content process. + */ + async PTexture(SurfaceDescriptor aSharedData, ReadLockDescriptor aReadLock, LayersBackend aBackend, + TextureFlags aTextureFlags, ContentParentId aContentId, uint64_t aSerial); +}; + +} // namespace +} // namespace + |