diff options
Diffstat (limited to 'include/gui/IGraphicBufferProducer.h')
| -rw-r--r-- | include/gui/IGraphicBufferProducer.h | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/include/gui/IGraphicBufferProducer.h b/include/gui/IGraphicBufferProducer.h index 461be6f..7002530 100644 --- a/include/gui/IGraphicBufferProducer.h +++ b/include/gui/IGraphicBufferProducer.h @@ -84,9 +84,13 @@ public: // This function should not be called when there are any dequeued buffer // slots, doing so will result in a BAD_VALUE error returned. // - // The buffer count should be at most NUM_BUFFER_SLOTS, but at least - // the minimum undequeued buffer count (inclusive). The minimum value - // can be obtained by calling query(NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS); + // The buffer count should be at most NUM_BUFFER_SLOTS (inclusive), but at least + // the minimum undequeued buffer count (exclusive). The minimum value + // can be obtained by calling query(NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS). + // In particular the range is (minUndequeudBuffers, NUM_BUFFER_SLOTS]. + // + // The buffer count may also be set to 0 (the default), to indicate that + // the producer does not wish to set a value. // // Return of a value other than NO_ERROR means an error has occurred: // * NO_INIT - the buffer queue has been abandoned. @@ -315,6 +319,7 @@ public: // * BAD_VALUE - one of the following has occurred: // * the producer is already connected // * api was out of range (see above). + // * output was NULL. // * DEAD_OBJECT - the token is hosted by an already-dead process // // Additional negative errors may be returned by the internals, they |