HWC2: Add SKIP_CLIENT_COLOR_TRANSFORM capability
am: e87229e267
Change-Id: I461573fd9bacae2c8cd67ddbba2dc208849af81a
diff --git a/include/hardware/hwcomposer2.h b/include/hardware/hwcomposer2.h
index f6a6eba..6973603 100644
--- a/include/hardware/hwcomposer2.h
+++ b/include/hardware/hwcomposer2.h
@@ -86,6 +86,12 @@
* (such as position, size, etc.) need to be performed through the
* validate/present cycle. */
HWC2_CAPABILITY_SIDEBAND_STREAM = 1,
+
+ /* Specifies that the device will apply a color transform even when either
+ * the client or the device has chosen that all layers should be composed by
+ * the client. This will prevent the client from applying the color
+ * transform during its composition step. */
+ HWC2_CAPABILITY_SKIP_CLIENT_COLOR_TRANSFORM = 2,
} hwc2_capability_t;
/* Possible composition types for a given layer */
@@ -325,6 +331,8 @@
switch (capability) {
case HWC2_CAPABILITY_INVALID: return "Invalid";
case HWC2_CAPABILITY_SIDEBAND_STREAM: return "SidebandStream";
+ case HWC2_CAPABILITY_SKIP_CLIENT_COLOR_TRANSFORM:
+ return "SkipClientColorTransform";
default: return "Unknown";
}
}
@@ -540,6 +548,7 @@
enum class Capability : int32_t {
Invalid = HWC2_CAPABILITY_INVALID,
SidebandStream = HWC2_CAPABILITY_SIDEBAND_STREAM,
+ SkipClientColorTransform = HWC2_CAPABILITY_SKIP_CLIENT_COLOR_TRANSFORM,
};
TO_STRING(hwc2_capability_t, Capability, getCapabilityName)
@@ -1468,6 +1477,10 @@
* the desired color transform, it should force all layers to client composition
* during validateDisplay.
*
+ * If HWC2_CAPABILITY_SKIP_CLIENT_COLOR_TRANSFORM is present, then the client
+ * will never apply the color transform during client composition, even if all
+ * layers are being composed by the client.
+ *
* The matrix provided is an affine color transformation of the following form:
*
* |r.r r.g r.b 0|