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camera aidl: 'empty' native handles not 'null' native handles am: 29b87463f4

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Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2250554

Change-Id: I2148508663f577884f2352d6de5580f277b968e9
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
This commit is contained in:
Steven Moreland
2022-10-12 01:35:06 +00:00
committed by Automerger Merge Worker
parent d2356b1d0a 29b87463f4
commit eea598ddce
1 changed files with 10 additions and 10 deletions
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20
camera/device/aidl/android/hardware/camera/device/StreamBuffer.aidl
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@@ -33,8 +33,8 @@ import android.hardware.common.NativeHandle;
parcelable StreamBuffer { parcelable StreamBuffer {
/** /**
* The ID of the stream this buffer is associated with. -1 indicates an * The ID of the stream this buffer is associated with. -1 indicates an
* invalid (empty) StreamBuffer, in which case buffer must also point to * invalid (empty) StreamBuffer, in which case buffer must be empty
* null and bufferId must be 0. * and bufferId must be 0.
*/ */
int streamId; int streamId;
@@ -48,7 +48,7 @@ parcelable StreamBuffer {
* corresponding stream is removed from stream configuration or until camera * corresponding stream is removed from stream configuration or until camera
* device session is closed. After the first time a buffer is introduced to * device session is closed. After the first time a buffer is introduced to
* HAL, in the future camera service must refer to the same buffer using * HAL, in the future camera service must refer to the same buffer using
* only bufferId, and keep the buffer handle null. * only bufferId, and keep the buffer handle empty.
*/ */
long bufferId; long bufferId;
@@ -59,10 +59,10 @@ parcelable StreamBuffer {
* is not seen by the HAL before, this buffer handle is guaranteed to be a * is not seen by the HAL before, this buffer handle is guaranteed to be a
* valid handle to a graphics buffer, with dimensions and format matching * valid handle to a graphics buffer, with dimensions and format matching
* that of the stream. If the bufferId has been sent to the HAL before, this * that of the stream. If the bufferId has been sent to the HAL before, this
* buffer handle must be null and HAL must look up the actual buffer handle * buffer handle must be empty and HAL must look up the actual buffer handle
* to use from its own bufferId to buffer handle map. * to use from its own bufferId to buffer handle map.
* *
* For StreamBuffers returned in a CaptureResult, this must be null, since * For StreamBuffers returned in a CaptureResult, this must be empty, since
* the handle to the buffer is already known to the client (since the client * the handle to the buffer is already known to the client (since the client
* sent it in the matching CaptureRequest), and the handle can be identified * sent it in the matching CaptureRequest), and the handle can be identified
* by the combination of frame number and stream ID. * by the combination of frame number and stream ID.
@@ -81,11 +81,11 @@ parcelable StreamBuffer {
* The acquire sync fence for this buffer. The HAL must wait on this fence * The acquire sync fence for this buffer. The HAL must wait on this fence
* fd before attempting to read from or write to this buffer. * fd before attempting to read from or write to this buffer.
* *
* In a buffer included in a CaptureRequest, the client may set this to null * In a buffer included in a CaptureRequest, the client may leave this empty
* to indicate that no waiting is necessary for this buffer. * to indicate that no waiting is necessary for this buffer.
* *
* When the HAL returns an input or output buffer to the framework with * When the HAL returns an input or output buffer to the framework with
* processCaptureResult(), the acquireFence must be set to null. If the HAL * processCaptureResult(), the acquireFence must be empty. If the HAL
* never waits on the acquireFence due to an error in filling or reading a * never waits on the acquireFence due to an error in filling or reading a
* buffer, when calling processCaptureResult() the HAL must set the * buffer, when calling processCaptureResult() the HAL must set the
* releaseFence of the buffer to be the acquireFence passed to it by the * releaseFence of the buffer to be the acquireFence passed to it by the
@@ -97,17 +97,17 @@ parcelable StreamBuffer {
/** /**
* The release sync fence for this buffer. The HAL must set this to a valid * The release sync fence for this buffer. The HAL must set this to a valid
* fence fd when returning the input buffer or output buffers to the client * fence fd when returning the input buffer or output buffers to the client
* in a CaptureResult, or set it to null to indicate that no waiting is * in a CaptureResult, or leave it empty to indicate that no waiting is
* required for this buffer. * required for this buffer.
* *
* The client must set this to be null for all buffers included in a * The client must leave this empty for all buffers included in a
* processCaptureRequest call. * processCaptureRequest call.
* *
* After signaling the releaseFence for this buffer, the HAL * After signaling the releaseFence for this buffer, the HAL
* must not make any further attempts to access this buffer as the * must not make any further attempts to access this buffer as the
* ownership has been fully transferred back to the client. * ownership has been fully transferred back to the client.
* *
* If this is null, then the ownership of this buffer is transferred back * If this is empty, then the ownership of the buffer is transferred back
* immediately upon the call of processCaptureResult. * immediately upon the call of processCaptureResult.
*/ */
NativeHandle releaseFence; NativeHandle releaseFence;