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1 /*
2  * Copyright (C) 2013 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #define LOG_TAG "SurfaceControl"
18 #define LOG_NDEBUG 0
19 
20 #include "android_os_Parcel.h"
21 #include "android_util_Binder.h"
22 #include "android_hardware_input_InputWindowHandle.h"
23 #include "android/graphics/Bitmap.h"
24 #include "android/graphics/GraphicsJNI.h"
25 #include "android/graphics/Region.h"
26 #include "core_jni_helpers.h"
27 
28 #include <android-base/chrono_utils.h>
29 #include <nativehelper/JNIHelp.h>
30 #include <nativehelper/ScopedUtfChars.h>
31 #include <android_runtime/android_view_Surface.h>
32 #include <android_runtime/android_view_SurfaceSession.h>
33 #include <gui/Surface.h>
34 #include <gui/SurfaceComposerClient.h>
35 #include <jni.h>
36 #include <memory>
37 #include <stdio.h>
38 #include <system/graphics.h>
39 #include <ui/ConfigStoreTypes.h>
40 #include <ui/DisplayInfo.h>
41 #include <ui/DisplayedFrameStats.h>
42 #include <ui/FrameStats.h>
43 #include <ui/GraphicTypes.h>
44 #include <ui/HdrCapabilities.h>
45 #include <ui/Rect.h>
46 #include <ui/Region.h>
47 #include <utils/Log.h>
48 
49 // ----------------------------------------------------------------------------
50 
51 namespace android {
52 
53 static const char* const OutOfResourcesException =
54     "android/view/Surface$OutOfResourcesException";
55 
56 static struct {
57     jclass clazz;
58     jmethodID ctor;
59     jfieldID width;
60     jfieldID height;
61     jfieldID refreshRate;
62     jfieldID density;
63     jfieldID xDpi;
64     jfieldID yDpi;
65     jfieldID secure;
66     jfieldID appVsyncOffsetNanos;
67     jfieldID presentationDeadlineNanos;
68 } gPhysicalDisplayInfoClassInfo;
69 
70 static struct {
71     jfieldID bottom;
72     jfieldID left;
73     jfieldID right;
74     jfieldID top;
75 } gRectClassInfo;
76 
77 // Implements SkMallocPixelRef::ReleaseProc, to delete the screenshot on unref.
DeleteScreenshot(void * addr,void * context)78 void DeleteScreenshot(void* addr, void* context) {
79     delete ((ScreenshotClient*) context);
80 }
81 
82 static struct {
83     nsecs_t UNDEFINED_TIME_NANO;
84     jmethodID init;
85 } gWindowContentFrameStatsClassInfo;
86 
87 static struct {
88     nsecs_t UNDEFINED_TIME_NANO;
89     jmethodID init;
90 } gWindowAnimationFrameStatsClassInfo;
91 
92 static struct {
93     jclass clazz;
94     jmethodID ctor;
95 } gHdrCapabilitiesClassInfo;
96 
97 static struct {
98     jclass clazz;
99     jmethodID builder;
100 } gGraphicBufferClassInfo;
101 
102 static struct {
103     jclass clazz;
104     jmethodID ctor;
105 } gDisplayedContentSampleClassInfo;
106 
107 static struct {
108     jclass clazz;
109     jmethodID ctor;
110 } gDisplayedContentSamplingAttributesClassInfo;
111 
112 static struct {
113     jclass clazz;
114     jmethodID ctor;
115     jfieldID X;
116     jfieldID Y;
117     jfieldID Z;
118 } gCieXyzClassInfo;
119 
120 static struct {
121     jclass clazz;
122     jmethodID ctor;
123     jfieldID red;
124     jfieldID green;
125     jfieldID blue;
126     jfieldID white;
127 } gDisplayPrimariesClassInfo;
128 
129 static struct {
130     jclass clazz;
131     jmethodID builder;
132 } gScreenshotGraphicBufferClassInfo;
133 
134 class JNamedColorSpace {
135 public:
136     // ColorSpace.Named.SRGB.ordinal() = 0;
137     static constexpr jint SRGB = 0;
138 
139     // ColorSpace.Named.DISPLAY_P3.ordinal() = 7;
140     static constexpr jint DISPLAY_P3 = 7;
141 };
142 
fromDataspaceToNamedColorSpaceValue(const ui::Dataspace dataspace)143 constexpr jint fromDataspaceToNamedColorSpaceValue(const ui::Dataspace dataspace) {
144     switch (dataspace) {
145         case ui::Dataspace::DISPLAY_P3:
146             return JNamedColorSpace::DISPLAY_P3;
147         default:
148             return JNamedColorSpace::SRGB;
149     }
150 }
151 
pickDataspaceFromColorMode(const ui::ColorMode colorMode)152 constexpr ui::Dataspace pickDataspaceFromColorMode(const ui::ColorMode colorMode) {
153     switch (colorMode) {
154         case ui::ColorMode::DISPLAY_P3:
155         case ui::ColorMode::BT2100_PQ:
156         case ui::ColorMode::BT2100_HLG:
157         case ui::ColorMode::DISPLAY_BT2020:
158             return ui::Dataspace::DISPLAY_P3;
159         default:
160             return ui::Dataspace::V0_SRGB;
161     }
162 }
163 
164 // ----------------------------------------------------------------------------
165 
nativeCreateTransaction(JNIEnv * env,jclass clazz)166 static jlong nativeCreateTransaction(JNIEnv* env, jclass clazz) {
167     return reinterpret_cast<jlong>(new SurfaceComposerClient::Transaction);
168 }
169 
releaseTransaction(SurfaceComposerClient::Transaction * t)170 static void releaseTransaction(SurfaceComposerClient::Transaction* t) {
171     delete t;
172 }
173 
nativeGetNativeTransactionFinalizer(JNIEnv * env,jclass clazz)174 static jlong nativeGetNativeTransactionFinalizer(JNIEnv* env, jclass clazz) {
175     return static_cast<jlong>(reinterpret_cast<uintptr_t>(&releaseTransaction));
176 }
177 
nativeCreate(JNIEnv * env,jclass clazz,jobject sessionObj,jstring nameStr,jint w,jint h,jint format,jint flags,jlong parentObject,jobject metadataParcel)178 static jlong nativeCreate(JNIEnv* env, jclass clazz, jobject sessionObj,
179         jstring nameStr, jint w, jint h, jint format, jint flags, jlong parentObject,
180         jobject metadataParcel) {
181     ScopedUtfChars name(env, nameStr);
182     sp<SurfaceComposerClient> client;
183     if (sessionObj != NULL) {
184         client = android_view_SurfaceSession_getClient(env, sessionObj);
185     } else {
186         client = SurfaceComposerClient::getDefault();
187     }
188     SurfaceControl *parent = reinterpret_cast<SurfaceControl*>(parentObject);
189     sp<SurfaceControl> surface;
190     LayerMetadata metadata;
191     Parcel* parcel = parcelForJavaObject(env, metadataParcel);
192     if (parcel && !parcel->objectsCount()) {
193         status_t err = metadata.readFromParcel(parcel);
194         if (err != NO_ERROR) {
195           jniThrowException(env, "java/lang/IllegalArgumentException",
196                             "Metadata parcel has wrong format");
197         }
198     }
199 
200     status_t err = client->createSurfaceChecked(
201             String8(name.c_str()), w, h, format, &surface, flags, parent, std::move(metadata));
202     if (err == NAME_NOT_FOUND) {
203         jniThrowException(env, "java/lang/IllegalArgumentException", NULL);
204         return 0;
205     } else if (err != NO_ERROR) {
206         jniThrowException(env, OutOfResourcesException, NULL);
207         return 0;
208     }
209 
210     surface->incStrong((void *)nativeCreate);
211     return reinterpret_cast<jlong>(surface.get());
212 }
213 
nativeRelease(JNIEnv * env,jclass clazz,jlong nativeObject)214 static void nativeRelease(JNIEnv* env, jclass clazz, jlong nativeObject) {
215     sp<SurfaceControl> ctrl(reinterpret_cast<SurfaceControl *>(nativeObject));
216     ctrl->release();
217     ctrl->decStrong((void *)nativeCreate);
218 }
219 
nativeDestroy(JNIEnv * env,jclass clazz,jlong nativeObject)220 static void nativeDestroy(JNIEnv* env, jclass clazz, jlong nativeObject) {
221     sp<SurfaceControl> ctrl(reinterpret_cast<SurfaceControl *>(nativeObject));
222     ctrl->destroy();
223     ctrl->decStrong((void *)nativeCreate);
224 }
225 
nativeDisconnect(JNIEnv * env,jclass clazz,jlong nativeObject)226 static void nativeDisconnect(JNIEnv* env, jclass clazz, jlong nativeObject) {
227     SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
228     if (ctrl != NULL) {
229         ctrl->disconnect();
230     }
231 }
232 
rectFromObj(JNIEnv * env,jobject rectObj)233 static Rect rectFromObj(JNIEnv* env, jobject rectObj) {
234     int left = env->GetIntField(rectObj, gRectClassInfo.left);
235     int top = env->GetIntField(rectObj, gRectClassInfo.top);
236     int right = env->GetIntField(rectObj, gRectClassInfo.right);
237     int bottom = env->GetIntField(rectObj, gRectClassInfo.bottom);
238     return Rect(left, top, right, bottom);
239 }
240 
nativeScreenshot(JNIEnv * env,jclass clazz,jobject displayTokenObj,jobject sourceCropObj,jint width,jint height,bool useIdentityTransform,int rotation,bool captureSecureLayers)241 static jobject nativeScreenshot(JNIEnv* env, jclass clazz,
242         jobject displayTokenObj, jobject sourceCropObj, jint width, jint height,
243         bool useIdentityTransform, int rotation, bool captureSecureLayers) {
244     sp<IBinder> displayToken = ibinderForJavaObject(env, displayTokenObj);
245     if (displayToken == NULL) {
246         return NULL;
247     }
248     const ui::ColorMode colorMode = SurfaceComposerClient::getActiveColorMode(displayToken);
249     const ui::Dataspace dataspace = pickDataspaceFromColorMode(colorMode);
250 
251     Rect sourceCrop = rectFromObj(env, sourceCropObj);
252     sp<GraphicBuffer> buffer;
253     bool capturedSecureLayers = false;
254     status_t res = ScreenshotClient::capture(displayToken, dataspace,
255             ui::PixelFormat::RGBA_8888,
256             sourceCrop, width, height,
257             useIdentityTransform, rotation, captureSecureLayers, &buffer, capturedSecureLayers);
258     if (res != NO_ERROR) {
259         return NULL;
260     }
261 
262     const jint namedColorSpace = fromDataspaceToNamedColorSpaceValue(dataspace);
263     return env->CallStaticObjectMethod(gScreenshotGraphicBufferClassInfo.clazz,
264             gScreenshotGraphicBufferClassInfo.builder,
265             buffer->getWidth(),
266             buffer->getHeight(),
267             buffer->getPixelFormat(),
268             (jint)buffer->getUsage(),
269             (jlong)buffer.get(),
270             namedColorSpace,
271             capturedSecureLayers);
272 }
273 
nativeCaptureLayers(JNIEnv * env,jclass clazz,jobject displayTokenObj,jobject layerHandleToken,jobject sourceCropObj,jfloat frameScale,jobjectArray excludeArray)274 static jobject nativeCaptureLayers(JNIEnv* env, jclass clazz, jobject displayTokenObj,
275         jobject layerHandleToken, jobject sourceCropObj, jfloat frameScale,
276         jobjectArray excludeArray) {
277 
278     sp<IBinder> layerHandle = ibinderForJavaObject(env, layerHandleToken);
279     if (layerHandle == NULL) {
280         return NULL;
281     }
282 
283     Rect sourceCrop;
284     if (sourceCropObj != NULL) {
285         sourceCrop = rectFromObj(env, sourceCropObj);
286     }
287 
288     std::unordered_set<sp<IBinder>,ISurfaceComposer::SpHash<IBinder>> excludeHandles;
289     if (excludeArray != NULL) {
290         const jsize len = env->GetArrayLength(excludeArray);
291         excludeHandles.reserve(len);
292 
293         for (jsize i = 0; i < len; i++) {
294             jobject obj = env->GetObjectArrayElement(excludeArray, i);
295             if (obj == nullptr) {
296                 jniThrowNullPointerException(env, "Exclude layer is null");
297                 return NULL;
298             }
299             sp<IBinder> excludeHandle = ibinderForJavaObject(env, obj);
300             excludeHandles.emplace(excludeHandle);
301         }
302     }
303 
304     sp<GraphicBuffer> buffer;
305     ui::Dataspace dataspace = ui::Dataspace::V0_SRGB;
306     sp<IBinder> displayToken = ibinderForJavaObject(env, displayTokenObj);
307     if (displayToken != nullptr) {
308         const ui::ColorMode colorMode = SurfaceComposerClient::getActiveColorMode(displayToken);
309         dataspace = pickDataspaceFromColorMode(colorMode);
310     }
311     status_t res = ScreenshotClient::captureChildLayers(layerHandle, dataspace,
312                                                         ui::PixelFormat::RGBA_8888, sourceCrop,
313                                                         excludeHandles, frameScale, &buffer);
314     if (res != NO_ERROR) {
315         return NULL;
316     }
317 
318     const jint namedColorSpace = fromDataspaceToNamedColorSpaceValue(dataspace);
319     return env->CallStaticObjectMethod(gScreenshotGraphicBufferClassInfo.clazz,
320                                        gScreenshotGraphicBufferClassInfo.builder,
321                                        buffer->getWidth(),
322                                        buffer->getHeight(),
323                                        buffer->getPixelFormat(),
324                                        (jint)buffer->getUsage(),
325                                        (jlong)buffer.get(),
326                                        namedColorSpace,
327                                        false /* capturedSecureLayers */);
328 }
329 
nativeApplyTransaction(JNIEnv * env,jclass clazz,jlong transactionObj,jboolean sync)330 static void nativeApplyTransaction(JNIEnv* env, jclass clazz, jlong transactionObj, jboolean sync) {
331     auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
332     transaction->apply(sync);
333 }
334 
nativeMergeTransaction(JNIEnv * env,jclass clazz,jlong transactionObj,jlong otherTransactionObj)335 static void nativeMergeTransaction(JNIEnv* env, jclass clazz,
336         jlong transactionObj, jlong otherTransactionObj) {
337     auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
338     auto otherTransaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(
339             otherTransactionObj);
340     transaction->merge(std::move(*otherTransaction));
341 }
342 
nativeSetAnimationTransaction(JNIEnv * env,jclass clazz,jlong transactionObj)343 static void nativeSetAnimationTransaction(JNIEnv* env, jclass clazz, jlong transactionObj) {
344     auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
345     transaction->setAnimationTransaction();
346 }
347 
nativeSetEarlyWakeup(JNIEnv * env,jclass clazz,jlong transactionObj)348 static void nativeSetEarlyWakeup(JNIEnv* env, jclass clazz, jlong transactionObj) {
349     auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
350     transaction->setEarlyWakeup();
351 }
352 
nativeSetLayer(JNIEnv * env,jclass clazz,jlong transactionObj,jlong nativeObject,jint zorder)353 static void nativeSetLayer(JNIEnv* env, jclass clazz, jlong transactionObj,
354         jlong nativeObject, jint zorder) {
355     auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
356 
357     SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
358     transaction->setLayer(ctrl, zorder);
359 }
360 
nativeSetRelativeLayer(JNIEnv * env,jclass clazz,jlong transactionObj,jlong nativeObject,jobject relativeTo,jint zorder)361 static void nativeSetRelativeLayer(JNIEnv* env, jclass clazz, jlong transactionObj,
362         jlong nativeObject,
363         jobject relativeTo, jint zorder) {
364 
365     auto ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
366     sp<IBinder> handle = ibinderForJavaObject(env, relativeTo);
367 
368     {
369         auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
370         transaction->setRelativeLayer(ctrl, handle, zorder);
371     }
372 }
373 
nativeSetPosition(JNIEnv * env,jclass clazz,jlong transactionObj,jlong nativeObject,jfloat x,jfloat y)374 static void nativeSetPosition(JNIEnv* env, jclass clazz, jlong transactionObj,
375         jlong nativeObject, jfloat x, jfloat y) {
376     auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
377 
378     SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
379     transaction->setPosition(ctrl, x, y);
380 }
381 
nativeSetGeometry(JNIEnv * env,jclass clazz,jlong transactionObj,jlong nativeObject,jobject sourceObj,jobject dstObj,jlong orientation)382 static void nativeSetGeometry(JNIEnv* env, jclass clazz, jlong transactionObj, jlong nativeObject,
383         jobject sourceObj, jobject dstObj, jlong orientation) {
384     auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
385     SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
386 
387     Rect source, dst;
388     if (sourceObj != NULL) {
389         source = rectFromObj(env, sourceObj);
390     } else {
391         source.makeInvalid();
392     }
393     if (dstObj != NULL) {
394         dst = rectFromObj(env, dstObj);
395     } else {
396         dst.makeInvalid();
397     }
398     transaction->setGeometry(ctrl, source, dst, orientation);
399 }
400 
nativeSetGeometryAppliesWithResize(JNIEnv * env,jclass clazz,jlong transactionObj,jlong nativeObject)401 static void nativeSetGeometryAppliesWithResize(JNIEnv* env, jclass clazz,
402 jlong transactionObj,
403         jlong nativeObject) {
404     auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
405 
406     SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
407     transaction->setGeometryAppliesWithResize(ctrl);
408 }
409 
nativeSetSize(JNIEnv * env,jclass clazz,jlong transactionObj,jlong nativeObject,jint w,jint h)410 static void nativeSetSize(JNIEnv* env, jclass clazz, jlong transactionObj,
411         jlong nativeObject, jint w, jint h) {
412     auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
413 
414     SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
415     transaction->setSize(ctrl, w, h);
416 }
417 
nativeSetFlags(JNIEnv * env,jclass clazz,jlong transactionObj,jlong nativeObject,jint flags,jint mask)418 static void nativeSetFlags(JNIEnv* env, jclass clazz, jlong transactionObj,
419         jlong nativeObject, jint flags, jint mask) {
420     auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
421 
422     SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
423     transaction->setFlags(ctrl, flags, mask);
424 }
425 
nativeSetTransparentRegionHint(JNIEnv * env,jclass clazz,jlong transactionObj,jlong nativeObject,jobject regionObj)426 static void nativeSetTransparentRegionHint(JNIEnv* env, jclass clazz, jlong transactionObj,
427         jlong nativeObject, jobject regionObj) {
428     SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
429     SkRegion* region = android_graphics_Region_getSkRegion(env, regionObj);
430     if (!region) {
431         doThrowIAE(env);
432         return;
433     }
434 
435     const SkIRect& b(region->getBounds());
436     Region reg(Rect(b.fLeft, b.fTop, b.fRight, b.fBottom));
437     if (region->isComplex()) {
438         SkRegion::Iterator it(*region);
439         while (!it.done()) {
440             const SkIRect& r(it.rect());
441             reg.addRectUnchecked(r.fLeft, r.fTop, r.fRight, r.fBottom);
442             it.next();
443         }
444     }
445 
446     {
447         auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
448         transaction->setTransparentRegionHint(ctrl, reg);
449     }
450 }
451 
nativeSetAlpha(JNIEnv * env,jclass clazz,jlong transactionObj,jlong nativeObject,jfloat alpha)452 static void nativeSetAlpha(JNIEnv* env, jclass clazz, jlong transactionObj,
453         jlong nativeObject, jfloat alpha) {
454     auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
455 
456     SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
457     transaction->setAlpha(ctrl, alpha);
458 }
459 
nativeSetInputWindowInfo(JNIEnv * env,jclass clazz,jlong transactionObj,jlong nativeObject,jobject inputWindow)460 static void nativeSetInputWindowInfo(JNIEnv* env, jclass clazz, jlong transactionObj,
461         jlong nativeObject, jobject inputWindow) {
462     auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
463 
464     sp<NativeInputWindowHandle> handle = android_view_InputWindowHandle_getHandle(
465             env, inputWindow);
466     handle->updateInfo();
467 
468     SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
469     transaction->setInputWindowInfo(ctrl, *handle->getInfo());
470 }
471 
nativeTransferTouchFocus(JNIEnv * env,jclass clazz,jlong transactionObj,jobject fromTokenObj,jobject toTokenObj)472 static void nativeTransferTouchFocus(JNIEnv* env, jclass clazz, jlong transactionObj,
473         jobject fromTokenObj, jobject toTokenObj) {
474     auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
475 
476     sp<IBinder> fromToken(ibinderForJavaObject(env, fromTokenObj));
477     sp<IBinder> toToken(ibinderForJavaObject(env, toTokenObj));
478     transaction->transferTouchFocus(fromToken, toToken);
479 }
480 
nativeSyncInputWindows(JNIEnv * env,jclass clazz,jlong transactionObj)481 static void nativeSyncInputWindows(JNIEnv* env, jclass clazz, jlong transactionObj) {
482     auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
483     transaction->syncInputWindows();
484 }
485 
nativeSetMetadata(JNIEnv * env,jclass clazz,jlong transactionObj,jlong nativeObject,jint id,jobject parcelObj)486 static void nativeSetMetadata(JNIEnv* env, jclass clazz, jlong transactionObj,
487         jlong nativeObject, jint id, jobject parcelObj) {
488     Parcel* parcel = parcelForJavaObject(env, parcelObj);
489     if (!parcel) {
490         jniThrowNullPointerException(env, "attribute data");
491         return;
492     }
493     if (parcel->objectsCount()) {
494         jniThrowException(env, "java/lang/RuntimeException",
495                 "Tried to marshall a Parcel that contained Binder objects.");
496         return;
497     }
498 
499     auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
500 
501     std::vector<uint8_t> byteData(parcel->dataSize());
502     memcpy(byteData.data(), parcel->data(), parcel->dataSize());
503 
504     SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl*>(nativeObject);
505     transaction->setMetadata(ctrl, id, std::move(byteData));
506 }
507 
nativeSetColor(JNIEnv * env,jclass clazz,jlong transactionObj,jlong nativeObject,jfloatArray fColor)508 static void nativeSetColor(JNIEnv* env, jclass clazz, jlong transactionObj,
509         jlong nativeObject, jfloatArray fColor) {
510     auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
511     SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
512 
513     float* floatColors = env->GetFloatArrayElements(fColor, 0);
514     half3 color(floatColors[0], floatColors[1], floatColors[2]);
515     transaction->setColor(ctrl, color);
516 }
517 
nativeSetMatrix(JNIEnv * env,jclass clazz,jlong transactionObj,jlong nativeObject,jfloat dsdx,jfloat dtdx,jfloat dtdy,jfloat dsdy)518 static void nativeSetMatrix(JNIEnv* env, jclass clazz, jlong transactionObj,
519         jlong nativeObject,
520         jfloat dsdx, jfloat dtdx, jfloat dtdy, jfloat dsdy) {
521     auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
522 
523     SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
524     transaction->setMatrix(ctrl, dsdx, dtdx, dtdy, dsdy);
525 }
526 
nativeSetColorTransform(JNIEnv * env,jclass clazz,jlong transactionObj,jlong nativeObject,jfloatArray fMatrix,jfloatArray fTranslation)527 static void nativeSetColorTransform(JNIEnv* env, jclass clazz, jlong transactionObj,
528         jlong nativeObject, jfloatArray fMatrix, jfloatArray fTranslation) {
529     auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
530     SurfaceControl* const surfaceControl = reinterpret_cast<SurfaceControl*>(nativeObject);
531     float* floatMatrix = env->GetFloatArrayElements(fMatrix, 0);
532     mat3 matrix(static_cast<float const*>(floatMatrix));
533     float* floatTranslation = env->GetFloatArrayElements(fTranslation, 0);
534     vec3 translation(floatTranslation[0], floatTranslation[1], floatTranslation[2]);
535     transaction->setColorTransform(surfaceControl, matrix, translation);
536 }
537 
nativeSetColorSpaceAgnostic(JNIEnv * env,jclass clazz,jlong transactionObj,jlong nativeObject,jboolean agnostic)538 static void nativeSetColorSpaceAgnostic(JNIEnv* env, jclass clazz, jlong transactionObj,
539         jlong nativeObject, jboolean agnostic) {
540     auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
541     SurfaceControl* const surfaceControl = reinterpret_cast<SurfaceControl*>(nativeObject);
542     transaction->setColorSpaceAgnostic(surfaceControl, agnostic);
543 }
544 
nativeSetWindowCrop(JNIEnv * env,jclass clazz,jlong transactionObj,jlong nativeObject,jint l,jint t,jint r,jint b)545 static void nativeSetWindowCrop(JNIEnv* env, jclass clazz, jlong transactionObj,
546         jlong nativeObject,
547         jint l, jint t, jint r, jint b) {
548     auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
549 
550     SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
551     Rect crop(l, t, r, b);
552     transaction->setCrop_legacy(ctrl, crop);
553 }
554 
nativeSetCornerRadius(JNIEnv * env,jclass clazz,jlong transactionObj,jlong nativeObject,jfloat cornerRadius)555 static void nativeSetCornerRadius(JNIEnv* env, jclass clazz, jlong transactionObj,
556          jlong nativeObject, jfloat cornerRadius) {
557     auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
558 
559     SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
560     transaction->setCornerRadius(ctrl, cornerRadius);
561 }
562 
nativeSetLayerStack(JNIEnv * env,jclass clazz,jlong transactionObj,jlong nativeObject,jint layerStack)563 static void nativeSetLayerStack(JNIEnv* env, jclass clazz, jlong transactionObj,
564         jlong nativeObject, jint layerStack) {
565     auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
566 
567     SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
568     transaction->setLayerStack(ctrl, layerStack);
569 }
570 
nativeGetPhysicalDisplayIds(JNIEnv * env,jclass clazz)571 static jlongArray nativeGetPhysicalDisplayIds(JNIEnv* env, jclass clazz) {
572     const auto displayIds = SurfaceComposerClient::getPhysicalDisplayIds();
573     jlongArray array = env->NewLongArray(displayIds.size());
574     if (array == nullptr) {
575         jniThrowException(env, "java/lang/OutOfMemoryError", nullptr);
576         return nullptr;
577     }
578 
579     if (displayIds.empty()) {
580         return array;
581     }
582 
583     jlong* values = env->GetLongArrayElements(array, 0);
584     for (size_t i = 0; i < displayIds.size(); ++i) {
585         values[i] = static_cast<jlong>(displayIds[i]);
586     }
587 
588     env->ReleaseLongArrayElements(array, values, 0);
589     return array;
590 }
591 
nativeGetPhysicalDisplayToken(JNIEnv * env,jclass clazz,jlong physicalDisplayId)592 static jobject nativeGetPhysicalDisplayToken(JNIEnv* env, jclass clazz, jlong physicalDisplayId) {
593     sp<IBinder> token = SurfaceComposerClient::getPhysicalDisplayToken(physicalDisplayId);
594     return javaObjectForIBinder(env, token);
595 }
596 
nativeGetDisplayedContentSamplingAttributes(JNIEnv * env,jclass clazz,jobject tokenObj)597 static jobject nativeGetDisplayedContentSamplingAttributes(JNIEnv* env, jclass clazz,
598         jobject tokenObj) {
599     sp<IBinder> token(ibinderForJavaObject(env, tokenObj));
600 
601     ui::PixelFormat format;
602     ui::Dataspace dataspace;
603     uint8_t componentMask;
604     status_t err = SurfaceComposerClient::getDisplayedContentSamplingAttributes(
605             token, &format, &dataspace, &componentMask);
606     if (err != OK) {
607         return nullptr;
608     }
609     return env->NewObject(gDisplayedContentSamplingAttributesClassInfo.clazz,
610                           gDisplayedContentSamplingAttributesClassInfo.ctor,
611                           format, dataspace, componentMask);
612 }
613 
nativeSetDisplayedContentSamplingEnabled(JNIEnv * env,jclass clazz,jobject tokenObj,jboolean enable,jint componentMask,jint maxFrames)614 static jboolean nativeSetDisplayedContentSamplingEnabled(JNIEnv* env, jclass clazz,
615         jobject tokenObj, jboolean enable, jint componentMask, jint maxFrames) {
616     sp<IBinder> token(ibinderForJavaObject(env, tokenObj));
617     status_t rc = SurfaceComposerClient::setDisplayContentSamplingEnabled(
618             token, enable, componentMask, maxFrames);
619     return rc == OK;
620 }
621 
nativeGetDisplayedContentSample(JNIEnv * env,jclass clazz,jobject tokenObj,jlong maxFrames,jlong timestamp)622 static jobject nativeGetDisplayedContentSample(JNIEnv* env, jclass clazz, jobject tokenObj,
623     jlong maxFrames, jlong timestamp) {
624     sp<IBinder> token(ibinderForJavaObject(env, tokenObj));
625 
626     DisplayedFrameStats stats;
627     status_t err = SurfaceComposerClient::getDisplayedContentSample(
628             token, maxFrames, timestamp, &stats);
629     if (err != OK) {
630         return nullptr;
631     }
632 
633     jlongArray histogramComponent0 = env->NewLongArray(stats.component_0_sample.size());
634     jlongArray histogramComponent1 = env->NewLongArray(stats.component_1_sample.size());
635     jlongArray histogramComponent2 = env->NewLongArray(stats.component_2_sample.size());
636     jlongArray histogramComponent3 = env->NewLongArray(stats.component_3_sample.size());
637     if ((histogramComponent0 == nullptr) ||
638         (histogramComponent1 == nullptr) ||
639         (histogramComponent2 == nullptr) ||
640         (histogramComponent3 == nullptr)) {
641         return JNI_FALSE;
642     }
643 
644     env->SetLongArrayRegion(histogramComponent0, 0,
645             stats.component_0_sample.size(),
646             reinterpret_cast<jlong*>(stats.component_0_sample.data()));
647     env->SetLongArrayRegion(histogramComponent1, 0,
648             stats.component_1_sample.size(),
649             reinterpret_cast<jlong*>(stats.component_1_sample.data()));
650     env->SetLongArrayRegion(histogramComponent2, 0,
651             stats.component_2_sample.size(),
652             reinterpret_cast<jlong*>(stats.component_2_sample.data()));
653     env->SetLongArrayRegion(histogramComponent3, 0,
654             stats.component_3_sample.size(),
655             reinterpret_cast<jlong*>(stats.component_3_sample.data()));
656     return env->NewObject(gDisplayedContentSampleClassInfo.clazz,
657                           gDisplayedContentSampleClassInfo.ctor,
658                           stats.numFrames,
659                           histogramComponent0,
660                           histogramComponent1,
661                           histogramComponent2,
662                           histogramComponent3);
663 }
664 
nativeCreateDisplay(JNIEnv * env,jclass clazz,jstring nameObj,jboolean secure)665 static jobject nativeCreateDisplay(JNIEnv* env, jclass clazz, jstring nameObj,
666         jboolean secure) {
667     ScopedUtfChars name(env, nameObj);
668     sp<IBinder> token(SurfaceComposerClient::createDisplay(
669             String8(name.c_str()), bool(secure)));
670     return javaObjectForIBinder(env, token);
671 }
672 
nativeDestroyDisplay(JNIEnv * env,jclass clazz,jobject tokenObj)673 static void nativeDestroyDisplay(JNIEnv* env, jclass clazz, jobject tokenObj) {
674     sp<IBinder> token(ibinderForJavaObject(env, tokenObj));
675     if (token == NULL) return;
676     SurfaceComposerClient::destroyDisplay(token);
677 }
678 
nativeSetDisplaySurface(JNIEnv * env,jclass clazz,jlong transactionObj,jobject tokenObj,jlong nativeSurfaceObject)679 static void nativeSetDisplaySurface(JNIEnv* env, jclass clazz,
680         jlong transactionObj,
681         jobject tokenObj, jlong nativeSurfaceObject) {
682     sp<IBinder> token(ibinderForJavaObject(env, tokenObj));
683     if (token == NULL) return;
684     sp<IGraphicBufferProducer> bufferProducer;
685     sp<Surface> sur(reinterpret_cast<Surface *>(nativeSurfaceObject));
686     if (sur != NULL) {
687         bufferProducer = sur->getIGraphicBufferProducer();
688     }
689 
690 
691     status_t err = NO_ERROR;
692     {
693         auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
694         err = transaction->setDisplaySurface(token,
695                 bufferProducer);
696     }
697     if (err != NO_ERROR) {
698         doThrowIAE(env, "Illegal Surface, could not enable async mode. Was this"
699                 " Surface created with singleBufferMode?");
700     }
701 }
702 
nativeSetDisplayLayerStack(JNIEnv * env,jclass clazz,jlong transactionObj,jobject tokenObj,jint layerStack)703 static void nativeSetDisplayLayerStack(JNIEnv* env, jclass clazz,
704         jlong transactionObj,
705         jobject tokenObj, jint layerStack) {
706 
707     sp<IBinder> token(ibinderForJavaObject(env, tokenObj));
708     if (token == NULL) return;
709 
710     {
711         auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
712         transaction->setDisplayLayerStack(token, layerStack);
713     }
714 }
715 
nativeSetDisplayProjection(JNIEnv * env,jclass clazz,jlong transactionObj,jobject tokenObj,jint orientation,jint layerStackRect_left,jint layerStackRect_top,jint layerStackRect_right,jint layerStackRect_bottom,jint displayRect_left,jint displayRect_top,jint displayRect_right,jint displayRect_bottom)716 static void nativeSetDisplayProjection(JNIEnv* env, jclass clazz,
717         jlong transactionObj,
718         jobject tokenObj, jint orientation,
719         jint layerStackRect_left, jint layerStackRect_top, jint layerStackRect_right, jint layerStackRect_bottom,
720         jint displayRect_left, jint displayRect_top, jint displayRect_right, jint displayRect_bottom) {
721     sp<IBinder> token(ibinderForJavaObject(env, tokenObj));
722     if (token == NULL) return;
723     Rect layerStackRect(layerStackRect_left, layerStackRect_top, layerStackRect_right, layerStackRect_bottom);
724     Rect displayRect(displayRect_left, displayRect_top, displayRect_right, displayRect_bottom);
725 
726     {
727         auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
728         transaction->setDisplayProjection(token, orientation, layerStackRect, displayRect);
729     }
730 }
731 
nativeSetDisplaySize(JNIEnv * env,jclass clazz,jlong transactionObj,jobject tokenObj,jint width,jint height)732 static void nativeSetDisplaySize(JNIEnv* env, jclass clazz,
733         jlong transactionObj,
734         jobject tokenObj, jint width, jint height) {
735     sp<IBinder> token(ibinderForJavaObject(env, tokenObj));
736     if (token == NULL) return;
737 
738     {
739         auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
740         transaction->setDisplaySize(token, width, height);
741     }
742 }
743 
nativeGetDisplayConfigs(JNIEnv * env,jclass clazz,jobject tokenObj)744 static jobjectArray nativeGetDisplayConfigs(JNIEnv* env, jclass clazz,
745         jobject tokenObj) {
746     sp<IBinder> token(ibinderForJavaObject(env, tokenObj));
747     if (token == NULL) return NULL;
748 
749     Vector<DisplayInfo> configs;
750     if (SurfaceComposerClient::getDisplayConfigs(token, &configs) != NO_ERROR ||
751             configs.size() == 0) {
752         return NULL;
753     }
754 
755     jobjectArray configArray = env->NewObjectArray(configs.size(),
756             gPhysicalDisplayInfoClassInfo.clazz, NULL);
757 
758     for (size_t c = 0; c < configs.size(); ++c) {
759         const DisplayInfo& info = configs[c];
760         jobject infoObj = env->NewObject(gPhysicalDisplayInfoClassInfo.clazz,
761                 gPhysicalDisplayInfoClassInfo.ctor);
762         env->SetIntField(infoObj, gPhysicalDisplayInfoClassInfo.width, info.w);
763         env->SetIntField(infoObj, gPhysicalDisplayInfoClassInfo.height, info.h);
764         env->SetFloatField(infoObj, gPhysicalDisplayInfoClassInfo.refreshRate, info.fps);
765         env->SetFloatField(infoObj, gPhysicalDisplayInfoClassInfo.density, info.density);
766         env->SetFloatField(infoObj, gPhysicalDisplayInfoClassInfo.xDpi, info.xdpi);
767         env->SetFloatField(infoObj, gPhysicalDisplayInfoClassInfo.yDpi, info.ydpi);
768         env->SetBooleanField(infoObj, gPhysicalDisplayInfoClassInfo.secure, info.secure);
769         env->SetLongField(infoObj, gPhysicalDisplayInfoClassInfo.appVsyncOffsetNanos,
770                 info.appVsyncOffset);
771         env->SetLongField(infoObj, gPhysicalDisplayInfoClassInfo.presentationDeadlineNanos,
772                 info.presentationDeadline);
773         env->SetObjectArrayElement(configArray, static_cast<jsize>(c), infoObj);
774         env->DeleteLocalRef(infoObj);
775     }
776 
777     return configArray;
778 }
779 
nativeSetAllowedDisplayConfigs(JNIEnv * env,jclass clazz,jobject tokenObj,jintArray configArray)780 static jboolean nativeSetAllowedDisplayConfigs(JNIEnv* env, jclass clazz,
781         jobject tokenObj, jintArray configArray) {
782     sp<IBinder> token(ibinderForJavaObject(env, tokenObj));
783     if (token == nullptr) return JNI_FALSE;
784 
785     std::vector<int32_t> allowedConfigs;
786     jsize configArraySize = env->GetArrayLength(configArray);
787     allowedConfigs.reserve(configArraySize);
788 
789     jint* configArrayElements = env->GetIntArrayElements(configArray, 0);
790     for (int i = 0; i < configArraySize; i++) {
791         allowedConfigs.push_back(configArrayElements[i]);
792     }
793     env->ReleaseIntArrayElements(configArray, configArrayElements, 0);
794 
795     size_t result = SurfaceComposerClient::setAllowedDisplayConfigs(token, allowedConfigs);
796     return result == NO_ERROR ? JNI_TRUE : JNI_FALSE;
797 }
798 
nativeGetAllowedDisplayConfigs(JNIEnv * env,jclass clazz,jobject tokenObj)799 static jintArray nativeGetAllowedDisplayConfigs(JNIEnv* env, jclass clazz, jobject tokenObj) {
800     sp<IBinder> token(ibinderForJavaObject(env, tokenObj));
801     if (token == nullptr) return JNI_FALSE;
802 
803     std::vector<int32_t> allowedConfigs;
804     size_t result = SurfaceComposerClient::getAllowedDisplayConfigs(token, &allowedConfigs);
805     if (result != NO_ERROR) {
806         return nullptr;
807     }
808 
809     jintArray allowedConfigsArray = env->NewIntArray(allowedConfigs.size());
810     if (allowedConfigsArray == nullptr) {
811         jniThrowException(env, "java/lang/OutOfMemoryError", NULL);
812         return nullptr;
813     }
814     jint* allowedConfigsArrayValues = env->GetIntArrayElements(allowedConfigsArray, 0);
815     for (size_t i = 0; i < allowedConfigs.size(); i++) {
816         allowedConfigsArrayValues[i] = static_cast<jint>(allowedConfigs[i]);
817     }
818     env->ReleaseIntArrayElements(allowedConfigsArray, allowedConfigsArrayValues, 0);
819     return allowedConfigsArray;
820 }
821 
nativeGetActiveConfig(JNIEnv * env,jclass clazz,jobject tokenObj)822 static jint nativeGetActiveConfig(JNIEnv* env, jclass clazz, jobject tokenObj) {
823     sp<IBinder> token(ibinderForJavaObject(env, tokenObj));
824     if (token == NULL) return -1;
825     return static_cast<jint>(SurfaceComposerClient::getActiveConfig(token));
826 }
827 
nativeSetActiveConfig(JNIEnv * env,jclass clazz,jobject tokenObj,jint id)828 static jboolean nativeSetActiveConfig(JNIEnv* env, jclass clazz, jobject tokenObj, jint id) {
829     sp<IBinder> token(ibinderForJavaObject(env, tokenObj));
830     if (token == NULL) return JNI_FALSE;
831     status_t err = SurfaceComposerClient::setActiveConfig(token, static_cast<int>(id));
832     return err == NO_ERROR ? JNI_TRUE : JNI_FALSE;
833 }
834 
nativeGetDisplayColorModes(JNIEnv * env,jclass,jobject tokenObj)835 static jintArray nativeGetDisplayColorModes(JNIEnv* env, jclass, jobject tokenObj) {
836     sp<IBinder> token(ibinderForJavaObject(env, tokenObj));
837     if (token == NULL) return NULL;
838     Vector<ui::ColorMode> colorModes;
839     if (SurfaceComposerClient::getDisplayColorModes(token, &colorModes) != NO_ERROR ||
840             colorModes.isEmpty()) {
841         return NULL;
842     }
843 
844     jintArray colorModesArray = env->NewIntArray(colorModes.size());
845     if (colorModesArray == NULL) {
846         jniThrowException(env, "java/lang/OutOfMemoryError", NULL);
847         return NULL;
848     }
849     jint* colorModesArrayValues = env->GetIntArrayElements(colorModesArray, 0);
850     for (size_t i = 0; i < colorModes.size(); i++) {
851         colorModesArrayValues[i] = static_cast<jint>(colorModes[i]);
852     }
853     env->ReleaseIntArrayElements(colorModesArray, colorModesArrayValues, 0);
854     return colorModesArray;
855 }
856 
nativeGetDisplayNativePrimaries(JNIEnv * env,jclass,jobject tokenObj)857 static jobject nativeGetDisplayNativePrimaries(JNIEnv* env, jclass, jobject tokenObj) {
858     sp<IBinder> token(ibinderForJavaObject(env, tokenObj));
859     if (token == NULL) return NULL;
860 
861     ui::DisplayPrimaries primaries;
862     if (SurfaceComposerClient::getDisplayNativePrimaries(token, primaries) != NO_ERROR) {
863         return NULL;
864     }
865 
866     jobject jred = env->NewObject(gCieXyzClassInfo.clazz, gCieXyzClassInfo.ctor);
867     if (jred == NULL) {
868         jniThrowException(env, "java/lang/OutOfMemoryError", NULL);
869         return NULL;
870     }
871 
872     jobject jgreen = env->NewObject(gCieXyzClassInfo.clazz, gCieXyzClassInfo.ctor);
873     if (jgreen == NULL) {
874         jniThrowException(env, "java/lang/OutOfMemoryError", NULL);
875         return NULL;
876     }
877 
878     jobject jblue = env->NewObject(gCieXyzClassInfo.clazz, gCieXyzClassInfo.ctor);
879     if (jblue == NULL) {
880         jniThrowException(env, "java/lang/OutOfMemoryError", NULL);
881         return NULL;
882     }
883 
884     jobject jwhite = env->NewObject(gCieXyzClassInfo.clazz, gCieXyzClassInfo.ctor);
885     if (jwhite == NULL) {
886         jniThrowException(env, "java/lang/OutOfMemoryError", NULL);
887         return NULL;
888     }
889 
890     jobject jprimaries = env->NewObject(gDisplayPrimariesClassInfo.clazz,
891             gDisplayPrimariesClassInfo.ctor);
892     if (jprimaries == NULL) {
893         jniThrowException(env, "java/lang/OutOfMemoryError", NULL);
894         return NULL;
895     }
896 
897     env->SetFloatField(jred, gCieXyzClassInfo.X, primaries.red.X);
898     env->SetFloatField(jred, gCieXyzClassInfo.Y, primaries.red.Y);
899     env->SetFloatField(jred, gCieXyzClassInfo.Z, primaries.red.Z);
900     env->SetFloatField(jgreen, gCieXyzClassInfo.X, primaries.green.X);
901     env->SetFloatField(jgreen, gCieXyzClassInfo.Y, primaries.green.Y);
902     env->SetFloatField(jgreen, gCieXyzClassInfo.Z, primaries.green.Z);
903     env->SetFloatField(jblue, gCieXyzClassInfo.X, primaries.blue.X);
904     env->SetFloatField(jblue, gCieXyzClassInfo.Y, primaries.blue.Y);
905     env->SetFloatField(jblue, gCieXyzClassInfo.Z, primaries.blue.Z);
906     env->SetFloatField(jwhite, gCieXyzClassInfo.X, primaries.white.X);
907     env->SetFloatField(jwhite, gCieXyzClassInfo.Y, primaries.white.Y);
908     env->SetFloatField(jwhite, gCieXyzClassInfo.Z, primaries.white.Z);
909     env->SetObjectField(jprimaries, gDisplayPrimariesClassInfo.red, jred);
910     env->SetObjectField(jprimaries, gDisplayPrimariesClassInfo.green, jgreen);
911     env->SetObjectField(jprimaries, gDisplayPrimariesClassInfo.blue, jblue);
912     env->SetObjectField(jprimaries, gDisplayPrimariesClassInfo.white, jwhite);
913 
914     return jprimaries;
915 }
916 
nativeGetActiveColorMode(JNIEnv * env,jclass,jobject tokenObj)917 static jint nativeGetActiveColorMode(JNIEnv* env, jclass, jobject tokenObj) {
918     sp<IBinder> token(ibinderForJavaObject(env, tokenObj));
919     if (token == NULL) return -1;
920     return static_cast<jint>(SurfaceComposerClient::getActiveColorMode(token));
921 }
922 
nativeGetCompositionDataspaces(JNIEnv * env,jclass)923 static jintArray nativeGetCompositionDataspaces(JNIEnv* env, jclass) {
924     ui::Dataspace defaultDataspace, wcgDataspace;
925     ui::PixelFormat defaultPixelFormat, wcgPixelFormat;
926     if (SurfaceComposerClient::getCompositionPreference(&defaultDataspace,
927                                                         &defaultPixelFormat,
928                                                         &wcgDataspace,
929                                                         &wcgPixelFormat) != NO_ERROR) {
930         return nullptr;
931     }
932     jintArray array = env->NewIntArray(2);
933     if (array == nullptr) {
934         jniThrowException(env, "java/lang/OutOfMemoryError", nullptr);
935         return nullptr;
936     }
937     jint* arrayValues = env->GetIntArrayElements(array, 0);
938     arrayValues[0] = static_cast<jint>(defaultDataspace);
939     arrayValues[1] = static_cast<jint>(wcgDataspace);
940     env->ReleaseIntArrayElements(array, arrayValues, 0);
941     return array;
942 }
943 
nativeSetActiveColorMode(JNIEnv * env,jclass,jobject tokenObj,jint colorMode)944 static jboolean nativeSetActiveColorMode(JNIEnv* env, jclass,
945         jobject tokenObj, jint colorMode) {
946     sp<IBinder> token(ibinderForJavaObject(env, tokenObj));
947     if (token == NULL) return JNI_FALSE;
948     status_t err = SurfaceComposerClient::setActiveColorMode(token,
949             static_cast<ui::ColorMode>(colorMode));
950     return err == NO_ERROR ? JNI_TRUE : JNI_FALSE;
951 }
952 
nativeSetDisplayPowerMode(JNIEnv * env,jclass clazz,jobject tokenObj,jint mode)953 static void nativeSetDisplayPowerMode(JNIEnv* env, jclass clazz, jobject tokenObj, jint mode) {
954     sp<IBinder> token(ibinderForJavaObject(env, tokenObj));
955     if (token == NULL) return;
956 
957     android::base::Timer t;
958     SurfaceComposerClient::setDisplayPowerMode(token, mode);
959     if (t.duration() > 100ms) ALOGD("Excessive delay in setPowerMode()");
960 }
961 
nativeGetProtectedContentSupport(JNIEnv * env,jclass)962 static jboolean nativeGetProtectedContentSupport(JNIEnv* env, jclass) {
963     return static_cast<jboolean>(SurfaceComposerClient::getProtectedContentSupport());
964 }
965 
nativeClearContentFrameStats(JNIEnv * env,jclass clazz,jlong nativeObject)966 static jboolean nativeClearContentFrameStats(JNIEnv* env, jclass clazz, jlong nativeObject) {
967     SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
968     status_t err = ctrl->clearLayerFrameStats();
969 
970     if (err < 0 && err != NO_INIT) {
971         doThrowIAE(env);
972     }
973 
974     // The other end is not ready, just report we failed.
975     if (err == NO_INIT) {
976         return JNI_FALSE;
977     }
978 
979     return JNI_TRUE;
980 }
981 
nativeGetContentFrameStats(JNIEnv * env,jclass clazz,jlong nativeObject,jobject outStats)982 static jboolean nativeGetContentFrameStats(JNIEnv* env, jclass clazz, jlong nativeObject,
983     jobject outStats) {
984     FrameStats stats;
985 
986     SurfaceControl* const ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
987     status_t err = ctrl->getLayerFrameStats(&stats);
988     if (err < 0 && err != NO_INIT) {
989         doThrowIAE(env);
990     }
991 
992     // The other end is not ready, fine just return empty stats.
993     if (err == NO_INIT) {
994         return JNI_FALSE;
995     }
996 
997     jlong refreshPeriodNano = static_cast<jlong>(stats.refreshPeriodNano);
998     size_t frameCount = stats.desiredPresentTimesNano.size();
999 
1000     jlongArray postedTimesNanoDst = env->NewLongArray(frameCount);
1001     if (postedTimesNanoDst == NULL) {
1002         return JNI_FALSE;
1003     }
1004 
1005     jlongArray presentedTimesNanoDst = env->NewLongArray(frameCount);
1006     if (presentedTimesNanoDst == NULL) {
1007         return JNI_FALSE;
1008     }
1009 
1010     jlongArray readyTimesNanoDst = env->NewLongArray(frameCount);
1011     if (readyTimesNanoDst == NULL) {
1012         return JNI_FALSE;
1013     }
1014 
1015     nsecs_t postedTimesNanoSrc[frameCount];
1016     nsecs_t presentedTimesNanoSrc[frameCount];
1017     nsecs_t readyTimesNanoSrc[frameCount];
1018 
1019     for (size_t i = 0; i < frameCount; i++) {
1020         nsecs_t postedTimeNano = stats.desiredPresentTimesNano[i];
1021         if (postedTimeNano == INT64_MAX) {
1022             postedTimeNano = gWindowContentFrameStatsClassInfo.UNDEFINED_TIME_NANO;
1023         }
1024         postedTimesNanoSrc[i] = postedTimeNano;
1025 
1026         nsecs_t presentedTimeNano = stats.actualPresentTimesNano[i];
1027         if (presentedTimeNano == INT64_MAX) {
1028             presentedTimeNano = gWindowContentFrameStatsClassInfo.UNDEFINED_TIME_NANO;
1029         }
1030         presentedTimesNanoSrc[i] = presentedTimeNano;
1031 
1032         nsecs_t readyTimeNano = stats.frameReadyTimesNano[i];
1033         if (readyTimeNano == INT64_MAX) {
1034             readyTimeNano = gWindowContentFrameStatsClassInfo.UNDEFINED_TIME_NANO;
1035         }
1036         readyTimesNanoSrc[i] = readyTimeNano;
1037     }
1038 
1039     env->SetLongArrayRegion(postedTimesNanoDst, 0, frameCount, postedTimesNanoSrc);
1040     env->SetLongArrayRegion(presentedTimesNanoDst, 0, frameCount, presentedTimesNanoSrc);
1041     env->SetLongArrayRegion(readyTimesNanoDst, 0, frameCount, readyTimesNanoSrc);
1042 
1043     env->CallVoidMethod(outStats, gWindowContentFrameStatsClassInfo.init, refreshPeriodNano,
1044             postedTimesNanoDst, presentedTimesNanoDst, readyTimesNanoDst);
1045 
1046     if (env->ExceptionCheck()) {
1047         return JNI_FALSE;
1048     }
1049 
1050     return JNI_TRUE;
1051 }
1052 
nativeClearAnimationFrameStats(JNIEnv * env,jclass clazz)1053 static jboolean nativeClearAnimationFrameStats(JNIEnv* env, jclass clazz) {
1054     status_t err = SurfaceComposerClient::clearAnimationFrameStats();
1055 
1056     if (err < 0 && err != NO_INIT) {
1057         doThrowIAE(env);
1058     }
1059 
1060     // The other end is not ready, just report we failed.
1061     if (err == NO_INIT) {
1062         return JNI_FALSE;
1063     }
1064 
1065     return JNI_TRUE;
1066 }
1067 
nativeGetAnimationFrameStats(JNIEnv * env,jclass clazz,jobject outStats)1068 static jboolean nativeGetAnimationFrameStats(JNIEnv* env, jclass clazz, jobject outStats) {
1069     FrameStats stats;
1070 
1071     status_t err = SurfaceComposerClient::getAnimationFrameStats(&stats);
1072     if (err < 0 && err != NO_INIT) {
1073         doThrowIAE(env);
1074     }
1075 
1076     // The other end is not ready, fine just return empty stats.
1077     if (err == NO_INIT) {
1078         return JNI_FALSE;
1079     }
1080 
1081     jlong refreshPeriodNano = static_cast<jlong>(stats.refreshPeriodNano);
1082     size_t frameCount = stats.desiredPresentTimesNano.size();
1083 
1084     jlongArray presentedTimesNanoDst = env->NewLongArray(frameCount);
1085     if (presentedTimesNanoDst == NULL) {
1086         return JNI_FALSE;
1087     }
1088 
1089     nsecs_t presentedTimesNanoSrc[frameCount];
1090 
1091     for (size_t i = 0; i < frameCount; i++) {
1092         nsecs_t presentedTimeNano = stats.actualPresentTimesNano[i];
1093         if (presentedTimeNano == INT64_MAX) {
1094             presentedTimeNano = gWindowContentFrameStatsClassInfo.UNDEFINED_TIME_NANO;
1095         }
1096         presentedTimesNanoSrc[i] = presentedTimeNano;
1097     }
1098 
1099     env->SetLongArrayRegion(presentedTimesNanoDst, 0, frameCount, presentedTimesNanoSrc);
1100 
1101     env->CallVoidMethod(outStats, gWindowAnimationFrameStatsClassInfo.init, refreshPeriodNano,
1102             presentedTimesNanoDst);
1103 
1104     if (env->ExceptionCheck()) {
1105         return JNI_FALSE;
1106     }
1107 
1108     return JNI_TRUE;
1109 }
1110 
nativeDeferTransactionUntil(JNIEnv * env,jclass clazz,jlong transactionObj,jlong nativeObject,jobject handleObject,jlong frameNumber)1111 static void nativeDeferTransactionUntil(JNIEnv* env, jclass clazz, jlong transactionObj,
1112         jlong nativeObject,
1113         jobject handleObject, jlong frameNumber) {
1114     auto ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
1115     sp<IBinder> handle = ibinderForJavaObject(env, handleObject);
1116 
1117     {
1118         auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
1119         transaction->deferTransactionUntil_legacy(ctrl, handle, frameNumber);
1120     }
1121 }
1122 
nativeDeferTransactionUntilSurface(JNIEnv * env,jclass clazz,jlong transactionObj,jlong nativeObject,jlong surfaceObject,jlong frameNumber)1123 static void nativeDeferTransactionUntilSurface(JNIEnv* env, jclass clazz, jlong transactionObj,
1124         jlong nativeObject,
1125         jlong surfaceObject, jlong frameNumber) {
1126     auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
1127 
1128     auto ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
1129     sp<Surface> barrier = reinterpret_cast<Surface *>(surfaceObject);
1130 
1131     transaction->deferTransactionUntil_legacy(ctrl, barrier, frameNumber);
1132 }
1133 
nativeReparentChildren(JNIEnv * env,jclass clazz,jlong transactionObj,jlong nativeObject,jobject newParentObject)1134 static void nativeReparentChildren(JNIEnv* env, jclass clazz, jlong transactionObj,
1135         jlong nativeObject,
1136         jobject newParentObject) {
1137 
1138     auto ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
1139     sp<IBinder> handle = ibinderForJavaObject(env, newParentObject);
1140 
1141     {
1142         auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
1143         transaction->reparentChildren(ctrl, handle);
1144     }
1145 }
1146 
nativeReparent(JNIEnv * env,jclass clazz,jlong transactionObj,jlong nativeObject,jlong newParentObject)1147 static void nativeReparent(JNIEnv* env, jclass clazz, jlong transactionObj,
1148         jlong nativeObject,
1149         jlong newParentObject) {
1150     auto ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
1151     auto newParent = reinterpret_cast<SurfaceControl *>(newParentObject);
1152 
1153     {
1154         auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
1155         transaction->reparent(ctrl, newParent != NULL ? newParent->getHandle() : NULL);
1156     }
1157 }
1158 
nativeSeverChildren(JNIEnv * env,jclass clazz,jlong transactionObj,jlong nativeObject)1159 static void nativeSeverChildren(JNIEnv* env, jclass clazz, jlong transactionObj,
1160         jlong nativeObject) {
1161     auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
1162 
1163     auto ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
1164     transaction->detachChildren(ctrl);
1165 }
1166 
nativeSetOverrideScalingMode(JNIEnv * env,jclass clazz,jlong transactionObj,jlong nativeObject,jint scalingMode)1167 static void nativeSetOverrideScalingMode(JNIEnv* env, jclass clazz, jlong transactionObj,
1168         jlong nativeObject,
1169         jint scalingMode) {
1170     auto transaction = reinterpret_cast<SurfaceComposerClient::Transaction*>(transactionObj);
1171 
1172     auto ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
1173     transaction->setOverrideScalingMode(ctrl, scalingMode);
1174 }
1175 
nativeGetHandle(JNIEnv * env,jclass clazz,jlong nativeObject)1176 static jobject nativeGetHandle(JNIEnv* env, jclass clazz, jlong nativeObject) {
1177     auto ctrl = reinterpret_cast<SurfaceControl *>(nativeObject);
1178     return javaObjectForIBinder(env, ctrl->getHandle());
1179 }
1180 
nativeGetHdrCapabilities(JNIEnv * env,jclass clazz,jobject tokenObject)1181 static jobject nativeGetHdrCapabilities(JNIEnv* env, jclass clazz, jobject tokenObject) {
1182     sp<IBinder> token(ibinderForJavaObject(env, tokenObject));
1183     if (token == NULL) return NULL;
1184 
1185     HdrCapabilities capabilities;
1186     SurfaceComposerClient::getHdrCapabilities(token, &capabilities);
1187 
1188     const auto& types = capabilities.getSupportedHdrTypes();
1189     std::vector<int32_t> intTypes;
1190     for (auto type : types) {
1191         intTypes.push_back(static_cast<int32_t>(type));
1192     }
1193     auto typesArray = env->NewIntArray(types.size());
1194     env->SetIntArrayRegion(typesArray, 0, intTypes.size(), intTypes.data());
1195 
1196     return env->NewObject(gHdrCapabilitiesClassInfo.clazz, gHdrCapabilitiesClassInfo.ctor,
1197             typesArray, capabilities.getDesiredMaxLuminance(),
1198             capabilities.getDesiredMaxAverageLuminance(), capabilities.getDesiredMinLuminance());
1199 }
1200 
nativeReadFromParcel(JNIEnv * env,jclass clazz,jobject parcelObj)1201 static jlong nativeReadFromParcel(JNIEnv* env, jclass clazz, jobject parcelObj) {
1202     Parcel* parcel = parcelForJavaObject(env, parcelObj);
1203     if (parcel == NULL) {
1204         doThrowNPE(env);
1205         return 0;
1206     }
1207     sp<SurfaceControl> surface = SurfaceControl::readFromParcel(parcel);
1208     if (surface == nullptr) {
1209         return 0;
1210     }
1211     surface->incStrong((void *)nativeCreate);
1212     return reinterpret_cast<jlong>(surface.get());
1213 }
1214 
nativeCopyFromSurfaceControl(JNIEnv * env,jclass clazz,jlong surfaceControlNativeObj)1215 static jlong nativeCopyFromSurfaceControl(JNIEnv* env, jclass clazz, jlong surfaceControlNativeObj) {
1216     sp<SurfaceControl> surface(reinterpret_cast<SurfaceControl *>(surfaceControlNativeObj));
1217     if (surface == nullptr) {
1218         return 0;
1219     }
1220 
1221     sp<SurfaceControl> newSurface = new SurfaceControl(surface);
1222     newSurface->incStrong((void *)nativeCreate);
1223     return reinterpret_cast<jlong>(newSurface.get());
1224 }
1225 
nativeWriteToParcel(JNIEnv * env,jclass clazz,jlong nativeObject,jobject parcelObj)1226 static void nativeWriteToParcel(JNIEnv* env, jclass clazz,
1227         jlong nativeObject, jobject parcelObj) {
1228     Parcel* parcel = parcelForJavaObject(env, parcelObj);
1229     if (parcel == NULL) {
1230         doThrowNPE(env);
1231         return;
1232     }
1233     SurfaceControl* const self = reinterpret_cast<SurfaceControl *>(nativeObject);
1234     if (self != nullptr) {
1235         self->writeToParcel(parcel);
1236     }
1237 }
1238 
nativeGetDisplayBrightnessSupport(JNIEnv * env,jclass clazz,jobject displayTokenObject)1239 static jboolean nativeGetDisplayBrightnessSupport(JNIEnv* env, jclass clazz,
1240         jobject displayTokenObject) {
1241     sp<IBinder> displayToken(ibinderForJavaObject(env, displayTokenObject));
1242     if (displayToken == nullptr) {
1243         return JNI_FALSE;
1244     }
1245     return static_cast<jboolean>(SurfaceComposerClient::getDisplayBrightnessSupport(displayToken));
1246 }
1247 
nativeSetDisplayBrightness(JNIEnv * env,jclass clazz,jobject displayTokenObject,jfloat brightness)1248 static jboolean nativeSetDisplayBrightness(JNIEnv* env, jclass clazz, jobject displayTokenObject,
1249         jfloat brightness) {
1250     sp<IBinder> displayToken(ibinderForJavaObject(env, displayTokenObject));
1251     if (displayToken == nullptr) {
1252         return JNI_FALSE;
1253     }
1254     status_t error = SurfaceComposerClient::setDisplayBrightness(displayToken, brightness);
1255     return error == OK ? JNI_TRUE : JNI_FALSE;
1256 }
1257 
1258 // ----------------------------------------------------------------------------
1259 
1260 static const JNINativeMethod sSurfaceControlMethods[] = {
1261     {"nativeCreate", "(Landroid/view/SurfaceSession;Ljava/lang/String;IIIIJLandroid/os/Parcel;)J",
1262             (void*)nativeCreate },
1263     {"nativeReadFromParcel", "(Landroid/os/Parcel;)J",
1264             (void*)nativeReadFromParcel },
1265     {"nativeCopyFromSurfaceControl", "(J)J" ,
1266             (void*)nativeCopyFromSurfaceControl },
1267     {"nativeWriteToParcel", "(JLandroid/os/Parcel;)V",
1268             (void*)nativeWriteToParcel },
1269     {"nativeRelease", "(J)V",
1270             (void*)nativeRelease },
1271     {"nativeDestroy", "(J)V",
1272             (void*)nativeDestroy },
1273     {"nativeDisconnect", "(J)V",
1274             (void*)nativeDisconnect },
1275     {"nativeCreateTransaction", "()J",
1276             (void*)nativeCreateTransaction },
1277     {"nativeApplyTransaction", "(JZ)V",
1278             (void*)nativeApplyTransaction },
1279     {"nativeGetNativeTransactionFinalizer", "()J",
1280             (void*)nativeGetNativeTransactionFinalizer },
1281     {"nativeMergeTransaction", "(JJ)V",
1282             (void*)nativeMergeTransaction },
1283     {"nativeSetAnimationTransaction", "(J)V",
1284             (void*)nativeSetAnimationTransaction },
1285     {"nativeSetEarlyWakeup", "(J)V",
1286             (void*)nativeSetEarlyWakeup },
1287     {"nativeSetLayer", "(JJI)V",
1288             (void*)nativeSetLayer },
1289     {"nativeSetRelativeLayer", "(JJLandroid/os/IBinder;I)V",
1290             (void*)nativeSetRelativeLayer },
1291     {"nativeSetPosition", "(JJFF)V",
1292             (void*)nativeSetPosition },
1293     {"nativeSetGeometryAppliesWithResize", "(JJ)V",
1294             (void*)nativeSetGeometryAppliesWithResize },
1295     {"nativeSetSize", "(JJII)V",
1296             (void*)nativeSetSize },
1297     {"nativeSetTransparentRegionHint", "(JJLandroid/graphics/Region;)V",
1298             (void*)nativeSetTransparentRegionHint },
1299     {"nativeSetAlpha", "(JJF)V",
1300             (void*)nativeSetAlpha },
1301     {"nativeSetColor", "(JJ[F)V",
1302             (void*)nativeSetColor },
1303     {"nativeSetMatrix", "(JJFFFF)V",
1304             (void*)nativeSetMatrix },
1305     {"nativeSetColorTransform", "(JJ[F[F)V",
1306             (void*)nativeSetColorTransform },
1307     {"nativeSetColorSpaceAgnostic", "(JJZ)V",
1308             (void*)nativeSetColorSpaceAgnostic },
1309     {"nativeSetFlags", "(JJII)V",
1310             (void*)nativeSetFlags },
1311     {"nativeSetWindowCrop", "(JJIIII)V",
1312             (void*)nativeSetWindowCrop },
1313     {"nativeSetCornerRadius", "(JJF)V",
1314             (void*)nativeSetCornerRadius },
1315     {"nativeSetLayerStack", "(JJI)V",
1316             (void*)nativeSetLayerStack },
1317     {"nativeGetPhysicalDisplayIds", "()[J",
1318             (void*)nativeGetPhysicalDisplayIds },
1319     {"nativeGetPhysicalDisplayToken", "(J)Landroid/os/IBinder;",
1320             (void*)nativeGetPhysicalDisplayToken },
1321     {"nativeCreateDisplay", "(Ljava/lang/String;Z)Landroid/os/IBinder;",
1322             (void*)nativeCreateDisplay },
1323     {"nativeDestroyDisplay", "(Landroid/os/IBinder;)V",
1324             (void*)nativeDestroyDisplay },
1325     {"nativeSetDisplaySurface", "(JLandroid/os/IBinder;J)V",
1326             (void*)nativeSetDisplaySurface },
1327     {"nativeSetDisplayLayerStack", "(JLandroid/os/IBinder;I)V",
1328             (void*)nativeSetDisplayLayerStack },
1329     {"nativeSetDisplayProjection", "(JLandroid/os/IBinder;IIIIIIIII)V",
1330             (void*)nativeSetDisplayProjection },
1331     {"nativeSetDisplaySize", "(JLandroid/os/IBinder;II)V",
1332             (void*)nativeSetDisplaySize },
1333     {"nativeGetDisplayConfigs", "(Landroid/os/IBinder;)[Landroid/view/SurfaceControl$PhysicalDisplayInfo;",
1334             (void*)nativeGetDisplayConfigs },
1335     {"nativeGetActiveConfig", "(Landroid/os/IBinder;)I",
1336             (void*)nativeGetActiveConfig },
1337     {"nativeSetActiveConfig", "(Landroid/os/IBinder;I)Z",
1338             (void*)nativeSetActiveConfig },
1339     {"nativeSetAllowedDisplayConfigs", "(Landroid/os/IBinder;[I)Z",
1340             (void*)nativeSetAllowedDisplayConfigs },
1341     {"nativeGetAllowedDisplayConfigs", "(Landroid/os/IBinder;)[I",
1342             (void*)nativeGetAllowedDisplayConfigs },
1343     {"nativeGetDisplayColorModes", "(Landroid/os/IBinder;)[I",
1344             (void*)nativeGetDisplayColorModes},
1345     {"nativeGetDisplayNativePrimaries", "(Landroid/os/IBinder;)Landroid/view/SurfaceControl$DisplayPrimaries;",
1346             (void*)nativeGetDisplayNativePrimaries },
1347     {"nativeGetActiveColorMode", "(Landroid/os/IBinder;)I",
1348             (void*)nativeGetActiveColorMode},
1349     {"nativeSetActiveColorMode", "(Landroid/os/IBinder;I)Z",
1350             (void*)nativeSetActiveColorMode},
1351     {"nativeGetCompositionDataspaces", "()[I",
1352             (void*)nativeGetCompositionDataspaces},
1353     {"nativeGetHdrCapabilities", "(Landroid/os/IBinder;)Landroid/view/Display$HdrCapabilities;",
1354             (void*)nativeGetHdrCapabilities },
1355     {"nativeClearContentFrameStats", "(J)Z",
1356             (void*)nativeClearContentFrameStats },
1357     {"nativeGetContentFrameStats", "(JLandroid/view/WindowContentFrameStats;)Z",
1358             (void*)nativeGetContentFrameStats },
1359     {"nativeClearAnimationFrameStats", "()Z",
1360             (void*)nativeClearAnimationFrameStats },
1361     {"nativeGetAnimationFrameStats", "(Landroid/view/WindowAnimationFrameStats;)Z",
1362             (void*)nativeGetAnimationFrameStats },
1363     {"nativeSetDisplayPowerMode", "(Landroid/os/IBinder;I)V",
1364             (void*)nativeSetDisplayPowerMode },
1365     {"nativeGetProtectedContentSupport", "()Z",
1366             (void*)nativeGetProtectedContentSupport },
1367     {"nativeDeferTransactionUntil", "(JJLandroid/os/IBinder;J)V",
1368             (void*)nativeDeferTransactionUntil },
1369     {"nativeDeferTransactionUntilSurface", "(JJJJ)V",
1370             (void*)nativeDeferTransactionUntilSurface },
1371     {"nativeReparentChildren", "(JJLandroid/os/IBinder;)V",
1372             (void*)nativeReparentChildren } ,
1373     {"nativeReparent", "(JJJ)V",
1374             (void*)nativeReparent },
1375     {"nativeSeverChildren", "(JJ)V",
1376             (void*)nativeSeverChildren } ,
1377     {"nativeSetOverrideScalingMode", "(JJI)V",
1378             (void*)nativeSetOverrideScalingMode },
1379     {"nativeGetHandle", "(J)Landroid/os/IBinder;",
1380             (void*)nativeGetHandle },
1381     {"nativeScreenshot",
1382             "(Landroid/os/IBinder;Landroid/graphics/Rect;IIZIZ)"
1383             "Landroid/view/SurfaceControl$ScreenshotGraphicBuffer;",
1384             (void*)nativeScreenshot },
1385     {"nativeCaptureLayers",
1386             "(Landroid/os/IBinder;Landroid/os/IBinder;Landroid/graphics/Rect;"
1387             "F[Landroid/os/IBinder;)"
1388             "Landroid/view/SurfaceControl$ScreenshotGraphicBuffer;",
1389             (void*)nativeCaptureLayers },
1390     {"nativeSetInputWindowInfo", "(JJLandroid/view/InputWindowHandle;)V",
1391             (void*)nativeSetInputWindowInfo },
1392     {"nativeTransferTouchFocus", "(JLandroid/os/IBinder;Landroid/os/IBinder;)V",
1393             (void*)nativeTransferTouchFocus },
1394     {"nativeSetMetadata", "(JJILandroid/os/Parcel;)V",
1395             (void*)nativeSetMetadata },
1396     {"nativeGetDisplayedContentSamplingAttributes",
1397             "(Landroid/os/IBinder;)Landroid/hardware/display/DisplayedContentSamplingAttributes;",
1398             (void*)nativeGetDisplayedContentSamplingAttributes },
1399     {"nativeSetDisplayedContentSamplingEnabled", "(Landroid/os/IBinder;ZII)Z",
1400             (void*)nativeSetDisplayedContentSamplingEnabled },
1401     {"nativeGetDisplayedContentSample",
1402             "(Landroid/os/IBinder;JJ)Landroid/hardware/display/DisplayedContentSample;",
1403             (void*)nativeGetDisplayedContentSample },
1404     {"nativeSetGeometry", "(JJLandroid/graphics/Rect;Landroid/graphics/Rect;J)V",
1405             (void*)nativeSetGeometry },
1406     {"nativeSyncInputWindows", "(J)V",
1407             (void*)nativeSyncInputWindows },
1408     {"nativeGetDisplayBrightnessSupport", "(Landroid/os/IBinder;)Z",
1409             (void*)nativeGetDisplayBrightnessSupport },
1410     {"nativeSetDisplayBrightness", "(Landroid/os/IBinder;F)Z",
1411             (void*)nativeSetDisplayBrightness },
1412 };
1413 
register_android_view_SurfaceControl(JNIEnv * env)1414 int register_android_view_SurfaceControl(JNIEnv* env)
1415 {
1416     int err = RegisterMethodsOrDie(env, "android/view/SurfaceControl",
1417             sSurfaceControlMethods, NELEM(sSurfaceControlMethods));
1418 
1419     jclass clazz = FindClassOrDie(env, "android/view/SurfaceControl$PhysicalDisplayInfo");
1420     gPhysicalDisplayInfoClassInfo.clazz = MakeGlobalRefOrDie(env, clazz);
1421     gPhysicalDisplayInfoClassInfo.ctor = GetMethodIDOrDie(env,
1422             gPhysicalDisplayInfoClassInfo.clazz, "<init>", "()V");
1423     gPhysicalDisplayInfoClassInfo.width =       GetFieldIDOrDie(env, clazz, "width", "I");
1424     gPhysicalDisplayInfoClassInfo.height =      GetFieldIDOrDie(env, clazz, "height", "I");
1425     gPhysicalDisplayInfoClassInfo.refreshRate = GetFieldIDOrDie(env, clazz, "refreshRate", "F");
1426     gPhysicalDisplayInfoClassInfo.density =     GetFieldIDOrDie(env, clazz, "density", "F");
1427     gPhysicalDisplayInfoClassInfo.xDpi =        GetFieldIDOrDie(env, clazz, "xDpi", "F");
1428     gPhysicalDisplayInfoClassInfo.yDpi =        GetFieldIDOrDie(env, clazz, "yDpi", "F");
1429     gPhysicalDisplayInfoClassInfo.secure =      GetFieldIDOrDie(env, clazz, "secure", "Z");
1430     gPhysicalDisplayInfoClassInfo.appVsyncOffsetNanos = GetFieldIDOrDie(env,
1431             clazz, "appVsyncOffsetNanos", "J");
1432     gPhysicalDisplayInfoClassInfo.presentationDeadlineNanos = GetFieldIDOrDie(env,
1433             clazz, "presentationDeadlineNanos", "J");
1434 
1435     jclass rectClazz = FindClassOrDie(env, "android/graphics/Rect");
1436     gRectClassInfo.bottom = GetFieldIDOrDie(env, rectClazz, "bottom", "I");
1437     gRectClassInfo.left =   GetFieldIDOrDie(env, rectClazz, "left", "I");
1438     gRectClassInfo.right =  GetFieldIDOrDie(env, rectClazz, "right", "I");
1439     gRectClassInfo.top =    GetFieldIDOrDie(env, rectClazz, "top", "I");
1440 
1441     jclass frameStatsClazz = FindClassOrDie(env, "android/view/FrameStats");
1442     jfieldID undefined_time_nano_field = GetStaticFieldIDOrDie(env,
1443             frameStatsClazz, "UNDEFINED_TIME_NANO", "J");
1444     nsecs_t undefined_time_nano = env->GetStaticLongField(frameStatsClazz, undefined_time_nano_field);
1445 
1446     jclass contFrameStatsClazz = FindClassOrDie(env, "android/view/WindowContentFrameStats");
1447     gWindowContentFrameStatsClassInfo.init = GetMethodIDOrDie(env,
1448             contFrameStatsClazz, "init", "(J[J[J[J)V");
1449     gWindowContentFrameStatsClassInfo.UNDEFINED_TIME_NANO = undefined_time_nano;
1450 
1451     jclass animFrameStatsClazz = FindClassOrDie(env, "android/view/WindowAnimationFrameStats");
1452     gWindowAnimationFrameStatsClassInfo.init =  GetMethodIDOrDie(env,
1453             animFrameStatsClazz, "init", "(J[J)V");
1454     gWindowAnimationFrameStatsClassInfo.UNDEFINED_TIME_NANO = undefined_time_nano;
1455 
1456     jclass hdrCapabilitiesClazz = FindClassOrDie(env, "android/view/Display$HdrCapabilities");
1457     gHdrCapabilitiesClassInfo.clazz = MakeGlobalRefOrDie(env, hdrCapabilitiesClazz);
1458     gHdrCapabilitiesClassInfo.ctor = GetMethodIDOrDie(env, hdrCapabilitiesClazz, "<init>",
1459             "([IFFF)V");
1460 
1461     jclass graphicsBufferClazz = FindClassOrDie(env, "android/graphics/GraphicBuffer");
1462     gGraphicBufferClassInfo.clazz = MakeGlobalRefOrDie(env, graphicsBufferClazz);
1463     gGraphicBufferClassInfo.builder = GetStaticMethodIDOrDie(env, graphicsBufferClazz,
1464             "createFromExisting", "(IIIIJ)Landroid/graphics/GraphicBuffer;");
1465 
1466     jclass screenshotGraphicsBufferClazz = FindClassOrDie(env,
1467             "android/view/SurfaceControl$ScreenshotGraphicBuffer");
1468     gScreenshotGraphicBufferClassInfo.clazz =
1469             MakeGlobalRefOrDie(env, screenshotGraphicsBufferClazz);
1470     gScreenshotGraphicBufferClassInfo.builder = GetStaticMethodIDOrDie(env,
1471             screenshotGraphicsBufferClazz,
1472             "createFromNative", "(IIIIJIZ)Landroid/view/SurfaceControl$ScreenshotGraphicBuffer;");
1473 
1474     jclass displayedContentSampleClazz = FindClassOrDie(env,
1475             "android/hardware/display/DisplayedContentSample");
1476     gDisplayedContentSampleClassInfo.clazz = MakeGlobalRefOrDie(env, displayedContentSampleClazz);
1477     gDisplayedContentSampleClassInfo.ctor = GetMethodIDOrDie(env,
1478             displayedContentSampleClazz, "<init>", "(J[J[J[J[J)V");
1479 
1480     jclass displayedContentSamplingAttributesClazz = FindClassOrDie(env,
1481             "android/hardware/display/DisplayedContentSamplingAttributes");
1482     gDisplayedContentSamplingAttributesClassInfo.clazz = MakeGlobalRefOrDie(env,
1483             displayedContentSamplingAttributesClazz);
1484     gDisplayedContentSamplingAttributesClassInfo.ctor = GetMethodIDOrDie(env,
1485             displayedContentSamplingAttributesClazz, "<init>", "(III)V");
1486 
1487     jclass cieXyzClazz = FindClassOrDie(env, "android/view/SurfaceControl$CieXyz");
1488     gCieXyzClassInfo.clazz = MakeGlobalRefOrDie(env, cieXyzClazz);
1489     gCieXyzClassInfo.ctor = GetMethodIDOrDie(env, gCieXyzClassInfo.clazz, "<init>", "()V");
1490     gCieXyzClassInfo.X = GetFieldIDOrDie(env, cieXyzClazz, "X", "F");
1491     gCieXyzClassInfo.Y = GetFieldIDOrDie(env, cieXyzClazz, "Y", "F");
1492     gCieXyzClassInfo.Z = GetFieldIDOrDie(env, cieXyzClazz, "Z", "F");
1493 
1494     jclass displayPrimariesClazz = FindClassOrDie(env,
1495             "android/view/SurfaceControl$DisplayPrimaries");
1496     gDisplayPrimariesClassInfo.clazz = MakeGlobalRefOrDie(env, displayPrimariesClazz);
1497     gDisplayPrimariesClassInfo.ctor = GetMethodIDOrDie(env, gDisplayPrimariesClassInfo.clazz,
1498             "<init>", "()V");
1499     gDisplayPrimariesClassInfo.red = GetFieldIDOrDie(env, displayPrimariesClazz, "red",
1500             "Landroid/view/SurfaceControl$CieXyz;");
1501     gDisplayPrimariesClassInfo.green = GetFieldIDOrDie(env, displayPrimariesClazz, "green",
1502             "Landroid/view/SurfaceControl$CieXyz;");
1503     gDisplayPrimariesClassInfo.blue = GetFieldIDOrDie(env, displayPrimariesClazz, "blue",
1504             "Landroid/view/SurfaceControl$CieXyz;");
1505     gDisplayPrimariesClassInfo.white = GetFieldIDOrDie(env, displayPrimariesClazz, "white",
1506             "Landroid/view/SurfaceControl$CieXyz;");
1507 
1508     return err;
1509 }
1510 
1511 } // namespace android
1512