History log of /frameworks/native/libs/gui/BufferItemConsumer.cpp
Revision Date Author Comments (<<< Hide modified files) (Show modified files >>>)
db89edc94bd2a78226b407f9f7261e202e7fa325 02-Aug-2013 Mathias Agopian <mathias@google.com> All consumers now take an IGraphicBufferConsumer instead of a BufferQueue

this means they only have access to the consumer end of
the interface. we had a lot of code that assumed consumers
where holding a BufferQueue (i.e.: both ends), so most of
this change is untangling in fix that

Bug: 9265647
Change-Id: Ic2e2596ee14c7535f51bf26d9a897a0fc036d22c
/frameworks/native/libs/gui/BufferItemConsumer.cpp
595264f1af12e25dce57d7c5b1d52ed86ac0d0c9 17-Jul-2013 Mathias Agopian <mathias@google.com> BufferQueue improvements and APIs changes

this is the first step of a series of improvements to
BufferQueue. A few things happen in this change:

- setSynchronousMode() goes away as well as the SynchronousModeAllowed flag
- BufferQueue now defaults to (what used to be) synchronous mode
- a new "controlled by app" flag is passed when creating consumers and producers
those flags are used to put the BufferQueue in a mode where it
will never block if both flags are set. This is achieved by:
- returning an error from dequeueBuffer() if it would block
- making sure a buffer is always available by replacing
the previous buffer with the new one in queueBuffer()
(note: this is similar to what asynchrnous mode used to be)

Note: in this change EGL's swap-interval 0 is broken; this will be
fixed in another change.

Change-Id: I691f9507d6e2e158287e3039f2a79a4d4434211d
/frameworks/native/libs/gui/BufferItemConsumer.cpp
8f938a53385a3c6d1c6aa24b3f38437bb2cc47ae 13-Jul-2013 Mathias Agopian <mathias@google.com> always pass the BufferQueue explicitely to consumers

Change-Id: I883b0a7b19d8e722f9ab714ba6f49e658b02ca86
/frameworks/native/libs/gui/BufferItemConsumer.cpp
1585c4d9fbbba3ba70ae625923b85cd02cb8a0fd 28-Jun-2013 Andy McFadden <fadden@android.com> Pay attention to buffer timestamps

When acquiring a buffer, SurfaceFlinger now computes the expected
presentation time and passes it to the BufferQueue acquireBuffer()
method. If it's not yet time to display the buffer, acquireBuffer()
returns PRESENT_LATER instead of a buffer.

The current implementation of the expected-present-time computation
uses approximations and guesswork.

Bug 7900302

Change-Id: If9345611c5983a11a811935aaf27d6388a5036f1
/frameworks/native/libs/gui/BufferItemConsumer.cpp
c5d7b7d323bba8772a9005f7d300ad983a04733a 03-May-2013 Lajos Molnar <lajos@google.com> BufferQueue: track buffer-queue by instance vs. by reference

Instead of representing the buffer-queue as a vector of buffer
indices, represent them as a vector of BufferItems (copies).
This allows modifying the buffer slots independent of the queued
buffers.

As part of this change, BufferSlot properties that are only
been relevant in the buffer-queue have been removed.

Also, invalid scalingMode in queueBuffer now returns an error.

ConsumerBase has also changed to allow reuse of the same
buffer slots by different buffers.

Change-Id: If2a698fa142b67c69ad41b8eaca6e127eb3ef75b
Signed-off-by: Lajos Molnar <lajos@google.com>
Related-to-bug: 7093648
/frameworks/native/libs/gui/BufferItemConsumer.cpp
ea74d3b78d607cde17790a7bb83e6f68ffd34cfd 17-May-2013 Mathias Agopian <mathias@google.com> make the warning timout of Fence::waitForever() implicit and longer

- timeout is now 3 seconds instead of 1
- simplifies the API a bit
- allows us to change/tweak this timeout globaly

Bug: 8988871

Change-Id: I8d3c6ec43a372f602fb3f29856710339f86c0ec9
/frameworks/native/libs/gui/BufferItemConsumer.cpp
87d1e3427b536b5cb1123ddc357539cb4075687a 16-Apr-2013 Igor Murashkin <iam@google.com> BufferItemConsumer: add functions to set default buffer format/size

Bug: 8629088
Change-Id: I06f2e26a70d6dbcfcd70b08b4461e8e401f6e83f
/frameworks/native/libs/gui/BufferItemConsumer.cpp
1df8c345854155cbbcb9f80de9d12d66ea70ac08 20-Dec-2012 Jamie Gennis <jgennis@google.com> libgui: disallow NULL Fence pointers

This change eliminates the uses of a NULL sp<Fence> indicating that no waiting
is required. Instead we use a non-NULL but invalid Fence object for which the
wait methods will return immediately.

Bug: 7892871
Change-Id: I5360aebe3090422ef6920d56c99fc4eedc642e48
/frameworks/native/libs/gui/BufferItemConsumer.cpp
9504eb915c9628e130f45019bdefda0168089886 05-Oct-2012 Jesse Hall <jessehall@google.com> Fix race condition in ConsumerBase::addReleaseFence()

This needs the ConsumerBase mutex locked, but wasn't locking it. Two
of the four places that called it already held the lock so were fine.
Now addReleaseFence() takes the lock itself, and I added
addReleaseFenceLocked() for the two already-locked callers, since in
one of them dropping the lock would be inconvenient.

Bug: 7289269
Change-Id: I7a5628adb516f8eec782aa6c14128202f96d7b0a
/frameworks/native/libs/gui/BufferItemConsumer.cpp
ba607d53c6a94ea8c4c12571980c4ad159af308b 01-Oct-2012 Jesse Hall <jessehall@google.com> Add Fence::waitForever which logs a warning timeout, and use it

Bug: 7217641
Change-Id: If0c1a613ead307c4045a47824174bf40c72bc7d7
/frameworks/native/libs/gui/BufferItemConsumer.cpp
b27254154642575dfb4bbfa79fbedde7d7ee23dd 06-Sep-2012 Jamie Gennis <jgennis@google.com> libgui: move fence handling into ConsumerBase

This change moves some common fence handling code into the base class for
BufferQueue consumer classes. It also makes the ConsumerBase class initialize
a buffer slot's fence with the acquire fence every time a buffer is acquired.

Change-Id: I0bd88bc269e919653b659bfb3ebfb04dd61692a0
/frameworks/native/libs/gui/BufferItemConsumer.cpp
72f096fb1ad0a0deadbfac5f88627461905d38e8 28-Aug-2012 Jamie Gennis <jgennis@google.com> BufferQueue: use max acquired buffer count

This change makes BufferQueue derive the min undequeued buffer count from a max
acquired buffer count that is set by the consumer. This value may be set at
any time that a producer is not connected to the BufferQueue rather than at
BufferQueue construction time.

Change-Id: Icf9f1d91ec612a079968ba0a4621deffe48f4e22
/frameworks/native/libs/gui/BufferItemConsumer.cpp
e232fdca2a62dc5e81b550f5be8710e36174e7a6 21-Aug-2012 Eino-Ville Talvala <etalvala@google.com> Add BufferItemConsumer, a simple BufferQueue consumer.

BufferItemConsumer allows for acquiring BufferQueue's BufferItems,
which contain all the data and metadata the BufferQueue has for a
given graphics buffer.

This consumer is useful when direct access to the native buffer_handles
is needed by the client.

Also includes a minor cleanup of CpuConsumer's use of 'virtual'.

Bug: 6243944
Change-Id: If7dc4192b15ac499555f1eda42a85140f2434795
/frameworks/native/libs/gui/BufferItemConsumer.cpp