Android/frameworks_base
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Add setFrameRate() api

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setFrameRate() is a new api in Android 11 that will enable apps to
specify their intended frame rate.

Bug: 143912624
Bug: 137287430

Test: Added a new CTS test - android.graphics.cts.SetFrameRateTest.

Change-Id: I922573c0d704e2e0ce4cfc2a462f14dce8cb7a79
This commit is contained in:
Steven Thomas
2020-01-14 11:37:21 -08:00
parent 9f22c5356f
commit 6cf051ef89
7 changed files with 96 additions and 0 deletions
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1
native/android/libandroid.map.txt
View File

@@ -240,6 +240,7 @@ LIBANDROID {
ASurfaceTransaction_setColor; # introduced=29
ASurfaceTransaction_setDamageRegion; # introduced=29
ASurfaceTransaction_setDesiredPresentTime; # introduced=29
ASurfaceTransaction_setFrameRate; # introduced=30
ASurfaceTransaction_setGeometry; # introduced=29
ASurfaceTransaction_setHdrMetadata_cta861_3; # introduced=29
ASurfaceTransaction_setHdrMetadata_smpte2086; # introduced=29

15
native/android/surface_control.cpp
View File

@@ -545,3 +545,18 @@ void ASurfaceTransaction_setColor(ASurfaceTransaction* aSurfaceTransaction,
transaction->setBackgroundColor(surfaceControl, color, alpha, static_cast<ui::Dataspace>(dataspace));
}
void ASurfaceTransaction_setFrameRate(ASurfaceTransaction* aSurfaceTransaction,
ASurfaceControl* aSurfaceControl, float frameRate) {
CHECK_NOT_NULL(aSurfaceTransaction);
CHECK_NOT_NULL(aSurfaceControl);
sp<SurfaceControl> surfaceControl = ASurfaceControl_to_SurfaceControl(aSurfaceControl);
if (frameRate < 0) {
ALOGE("Failed to set frame ate - invalid frame rate");
return;
}
Transaction* transaction = ASurfaceTransaction_to_Transaction(aSurfaceTransaction);
transaction->setFrameRate(surfaceControl, frameRate);
}