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Platform/GFX/Gralloc: Difference between revisions
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→How we manage the lifetime of Gralloc buffers
Vincentlin78 (talk | contribs) |
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Most of our gralloc buffers are owned in this way by GrallocBufferActor's. The question then becomes, what controls the lifetime of GrallocBufferActors? | Most of our gralloc buffers are owned in this way by GrallocBufferActor's. The question then becomes, what controls the lifetime of GrallocBufferActors? | ||
GrallocBufferActors are "managed" by IPDL-generated code. When they are created by the above-described protocol, as said above, they are added to the "managee lists" of the LayerTransactionParent on the compositor side, and of the | GrallocBufferActors are "managed" by IPDL-generated code. When they are created by the above-described protocol, as said above, they are added to the "managee lists" of the LayerTransactionParent on the compositor side, and of the LayerTransactionChild on the content side. | ||
GrallocBufferActors are destroyed when either a "delete" IPC message is sent (see: Send__delete__) or the top-level IPDL manager goes away. | GrallocBufferActors are destroyed when either a "delete" IPC message is sent (see: Send__delete__) or the top-level IPDL manager goes away. | ||