The Tor Browser: gfx/layers/ipc/PGrallocBuffer.ipdl@6474c204b198

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-

     2  * vim: sw=2 ts=8 et :

     3  */

     4 /* This Source Code Form is subject to the terms of the Mozilla Public

     5  * License, v. 2.0. If a copy of the MPL was not distributed with this file,

     6  * You can obtain one at http://mozilla.org/MPL/2.0/. */

     8 include protocol PCompositor;

     9 include protocol PImageBridge;

    10 include protocol PLayerTransaction;

    12 namespace mozilla {

    13 namespace layers {

    15 /**

    16  * This is a trivial protocol that's used to track gralloc buffers

    17  * across thread contexts.  A live PGrallocBuffer actor always

    18  * corresponds 1:1 to a pre-shared gralloc buffer (sharing is done by

    19  * the PGrallocBuffer constructor).

    20  */

    21 async protocol PGrallocBuffer {

    22   manager PImageBridge or PLayerTransaction;

    24   /** Gralloc buffers can be "owned" by either parent or child. */

    25 both:

    26   async __delete__();

    27 };

    29 } // namespace layers

    30 } // namespace mozilla

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