diff options
Diffstat (limited to 'include/gui/IGraphicBufferProducer.h')
| -rw-r--r-- | include/gui/IGraphicBufferProducer.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/include/gui/IGraphicBufferProducer.h b/include/gui/IGraphicBufferProducer.h index d9e116b..9b96b2b 100644 --- a/include/gui/IGraphicBufferProducer.h +++ b/include/gui/IGraphicBufferProducer.h @@ -429,6 +429,19 @@ public: // Passing NULL or a different stream handle will detach the previous // handle if any. virtual status_t setSidebandStream(const sp<NativeHandle>& stream) = 0; + + // Allocates buffers based on the given dimensions/format. + // + // This function will allocate up to the maximum number of buffers + // permitted by the current BufferQueue configuration. It will use the + // given format, dimensions, and usage bits, which are interpreted in the + // same way as for dequeueBuffer, and the async flag must be set the same + // way as for dequeueBuffer to ensure that the correct number of buffers are + // allocated. This is most useful to avoid an allocation delay during + // dequeueBuffer. If there are already the maximum number of buffers + // allocated, this function has no effect. + virtual void allocateBuffers(bool async, uint32_t width, uint32_t height, + uint32_t format, uint32_t usage) = 0; }; // ---------------------------------------------------------------------------- |