1 /*
2 * Copyright (C) 2007 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 // tag as surfaceflinger
18 #define LOG_TAG "SurfaceFlinger"
19
20 #include <stdint.h>
21 #include <sys/types.h>
22
23 #include <binder/Parcel.h>
24 #include <binder/IPCThreadState.h>
25 #include <binder/IServiceManager.h>
26
27 #include <gui/IDisplayEventConnection.h>
28 #include <gui/IGraphicBufferProducer.h>
29 #include <gui/IRegionSamplingListener.h>
30 #include <gui/ISurfaceComposer.h>
31 #include <gui/ISurfaceComposerClient.h>
32 #include <gui/LayerDebugInfo.h>
33 #include <gui/LayerState.h>
34
35 #include <system/graphics.h>
36
37 #include <ui/DisplayInfo.h>
38 #include <ui/DisplayStatInfo.h>
39 #include <ui/HdrCapabilities.h>
40
41 #include <utils/Log.h>
42
43 // ---------------------------------------------------------------------------
44
45 namespace android {
46
47 using ui::ColorMode;
48
49 class BpSurfaceComposer : public BpInterface<ISurfaceComposer>
50 {
51 public:
BpSurfaceComposer(const sp<IBinder> & impl)52 explicit BpSurfaceComposer(const sp<IBinder>& impl)
53 : BpInterface<ISurfaceComposer>(impl)
54 {
55 }
56
57 virtual ~BpSurfaceComposer();
58
createConnection()59 virtual sp<ISurfaceComposerClient> createConnection()
60 {
61 Parcel data, reply;
62 data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
63 remote()->transact(BnSurfaceComposer::CREATE_CONNECTION, data, &reply);
64 return interface_cast<ISurfaceComposerClient>(reply.readStrongBinder());
65 }
66
setTransactionState(const Vector<ComposerState> & state,const Vector<DisplayState> & displays,uint32_t flags,const sp<IBinder> & applyToken,const InputWindowCommands & commands,int64_t desiredPresentTime,const client_cache_t & uncacheBuffer,const std::vector<ListenerCallbacks> & listenerCallbacks)67 virtual void setTransactionState(const Vector<ComposerState>& state,
68 const Vector<DisplayState>& displays, uint32_t flags,
69 const sp<IBinder>& applyToken,
70 const InputWindowCommands& commands,
71 int64_t desiredPresentTime,
72 const client_cache_t& uncacheBuffer,
73 const std::vector<ListenerCallbacks>& listenerCallbacks) {
74 Parcel data, reply;
75 data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
76
77 data.writeUint32(static_cast<uint32_t>(state.size()));
78 for (const auto& s : state) {
79 s.write(data);
80 }
81
82 data.writeUint32(static_cast<uint32_t>(displays.size()));
83 for (const auto& d : displays) {
84 d.write(data);
85 }
86
87 data.writeUint32(flags);
88 data.writeStrongBinder(applyToken);
89 commands.write(data);
90 data.writeInt64(desiredPresentTime);
91 data.writeStrongBinder(uncacheBuffer.token.promote());
92 data.writeUint64(uncacheBuffer.id);
93
94 if (data.writeVectorSize(listenerCallbacks) == NO_ERROR) {
95 for (const auto& [listener, callbackIds] : listenerCallbacks) {
96 data.writeStrongBinder(IInterface::asBinder(listener));
97 data.writeInt64Vector(callbackIds);
98 }
99 }
100
101 remote()->transact(BnSurfaceComposer::SET_TRANSACTION_STATE, data, &reply);
102 }
103
bootFinished()104 virtual void bootFinished()
105 {
106 Parcel data, reply;
107 data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
108 remote()->transact(BnSurfaceComposer::BOOT_FINISHED, data, &reply);
109 }
110
captureScreen(const sp<IBinder> & display,sp<GraphicBuffer> * outBuffer,bool & outCapturedSecureLayers,const ui::Dataspace reqDataspace,const ui::PixelFormat reqPixelFormat,Rect sourceCrop,uint32_t reqWidth,uint32_t reqHeight,bool useIdentityTransform,ISurfaceComposer::Rotation rotation,bool captureSecureLayers)111 virtual status_t captureScreen(const sp<IBinder>& display, sp<GraphicBuffer>* outBuffer,
112 bool& outCapturedSecureLayers, const ui::Dataspace reqDataspace,
113 const ui::PixelFormat reqPixelFormat, Rect sourceCrop,
114 uint32_t reqWidth, uint32_t reqHeight, bool useIdentityTransform,
115 ISurfaceComposer::Rotation rotation, bool captureSecureLayers) {
116 Parcel data, reply;
117 data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
118 data.writeStrongBinder(display);
119 data.writeInt32(static_cast<int32_t>(reqDataspace));
120 data.writeInt32(static_cast<int32_t>(reqPixelFormat));
121 data.write(sourceCrop);
122 data.writeUint32(reqWidth);
123 data.writeUint32(reqHeight);
124 data.writeInt32(static_cast<int32_t>(useIdentityTransform));
125 data.writeInt32(static_cast<int32_t>(rotation));
126 data.writeInt32(static_cast<int32_t>(captureSecureLayers));
127 status_t result = remote()->transact(BnSurfaceComposer::CAPTURE_SCREEN, data, &reply);
128 if (result != NO_ERROR) {
129 ALOGE("captureScreen failed to transact: %d", result);
130 return result;
131 }
132 result = reply.readInt32();
133 if (result != NO_ERROR) {
134 ALOGE("captureScreen failed to readInt32: %d", result);
135 return result;
136 }
137
138 *outBuffer = new GraphicBuffer();
139 reply.read(**outBuffer);
140 outCapturedSecureLayers = reply.readBool();
141
142 return result;
143 }
144
captureScreen(uint64_t displayOrLayerStack,ui::Dataspace * outDataspace,sp<GraphicBuffer> * outBuffer)145 virtual status_t captureScreen(uint64_t displayOrLayerStack, ui::Dataspace* outDataspace,
146 sp<GraphicBuffer>* outBuffer) {
147 Parcel data, reply;
148 data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
149 data.writeUint64(displayOrLayerStack);
150 status_t result = remote()->transact(BnSurfaceComposer::CAPTURE_SCREEN_BY_ID, data, &reply);
151 if (result != NO_ERROR) {
152 ALOGE("captureScreen failed to transact: %d", result);
153 return result;
154 }
155 result = reply.readInt32();
156 if (result != NO_ERROR) {
157 ALOGE("captureScreen failed to readInt32: %d", result);
158 return result;
159 }
160
161 *outDataspace = static_cast<ui::Dataspace>(reply.readInt32());
162 *outBuffer = new GraphicBuffer();
163 reply.read(**outBuffer);
164 return result;
165 }
166
captureLayers(const sp<IBinder> & layerHandleBinder,sp<GraphicBuffer> * outBuffer,const ui::Dataspace reqDataspace,const ui::PixelFormat reqPixelFormat,const Rect & sourceCrop,const std::unordered_set<sp<IBinder>,SpHash<IBinder>> & excludeLayers,float frameScale,bool childrenOnly)167 virtual status_t captureLayers(
168 const sp<IBinder>& layerHandleBinder, sp<GraphicBuffer>* outBuffer,
169 const ui::Dataspace reqDataspace, const ui::PixelFormat reqPixelFormat,
170 const Rect& sourceCrop,
171 const std::unordered_set<sp<IBinder>, SpHash<IBinder>>& excludeLayers, float frameScale,
172 bool childrenOnly) {
173 Parcel data, reply;
174 data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
175 data.writeStrongBinder(layerHandleBinder);
176 data.writeInt32(static_cast<int32_t>(reqDataspace));
177 data.writeInt32(static_cast<int32_t>(reqPixelFormat));
178 data.write(sourceCrop);
179 data.writeInt32(excludeLayers.size());
180 for (auto el : excludeLayers) {
181 data.writeStrongBinder(el);
182 }
183 data.writeFloat(frameScale);
184 data.writeBool(childrenOnly);
185 status_t result = remote()->transact(BnSurfaceComposer::CAPTURE_LAYERS, data, &reply);
186 if (result != NO_ERROR) {
187 ALOGE("captureLayers failed to transact: %d", result);
188 return result;
189 }
190 result = reply.readInt32();
191 if (result != NO_ERROR) {
192 ALOGE("captureLayers failed to readInt32: %d", result);
193 return result;
194 }
195
196 *outBuffer = new GraphicBuffer();
197 reply.read(**outBuffer);
198
199 return result;
200 }
201
authenticateSurfaceTexture(const sp<IGraphicBufferProducer> & bufferProducer) const202 virtual bool authenticateSurfaceTexture(
203 const sp<IGraphicBufferProducer>& bufferProducer) const
204 {
205 Parcel data, reply;
206 int err = NO_ERROR;
207 err = data.writeInterfaceToken(
208 ISurfaceComposer::getInterfaceDescriptor());
209 if (err != NO_ERROR) {
210 ALOGE("ISurfaceComposer::authenticateSurfaceTexture: error writing "
211 "interface descriptor: %s (%d)", strerror(-err), -err);
212 return false;
213 }
214 err = data.writeStrongBinder(IInterface::asBinder(bufferProducer));
215 if (err != NO_ERROR) {
216 ALOGE("ISurfaceComposer::authenticateSurfaceTexture: error writing "
217 "strong binder to parcel: %s (%d)", strerror(-err), -err);
218 return false;
219 }
220 err = remote()->transact(BnSurfaceComposer::AUTHENTICATE_SURFACE, data,
221 &reply);
222 if (err != NO_ERROR) {
223 ALOGE("ISurfaceComposer::authenticateSurfaceTexture: error "
224 "performing transaction: %s (%d)", strerror(-err), -err);
225 return false;
226 }
227 int32_t result = 0;
228 err = reply.readInt32(&result);
229 if (err != NO_ERROR) {
230 ALOGE("ISurfaceComposer::authenticateSurfaceTexture: error "
231 "retrieving result: %s (%d)", strerror(-err), -err);
232 return false;
233 }
234 return result != 0;
235 }
236
getSupportedFrameTimestamps(std::vector<FrameEvent> * outSupported) const237 virtual status_t getSupportedFrameTimestamps(
238 std::vector<FrameEvent>* outSupported) const {
239 if (!outSupported) {
240 return UNEXPECTED_NULL;
241 }
242 outSupported->clear();
243
244 Parcel data, reply;
245
246 status_t err = data.writeInterfaceToken(
247 ISurfaceComposer::getInterfaceDescriptor());
248 if (err != NO_ERROR) {
249 return err;
250 }
251
252 err = remote()->transact(
253 BnSurfaceComposer::GET_SUPPORTED_FRAME_TIMESTAMPS,
254 data, &reply);
255 if (err != NO_ERROR) {
256 return err;
257 }
258
259 int32_t result = 0;
260 err = reply.readInt32(&result);
261 if (err != NO_ERROR) {
262 return err;
263 }
264 if (result != NO_ERROR) {
265 return result;
266 }
267
268 std::vector<int32_t> supported;
269 err = reply.readInt32Vector(&supported);
270 if (err != NO_ERROR) {
271 return err;
272 }
273
274 outSupported->reserve(supported.size());
275 for (int32_t s : supported) {
276 outSupported->push_back(static_cast<FrameEvent>(s));
277 }
278 return NO_ERROR;
279 }
280
createDisplayEventConnection(VsyncSource vsyncSource,ConfigChanged configChanged)281 virtual sp<IDisplayEventConnection> createDisplayEventConnection(VsyncSource vsyncSource,
282 ConfigChanged configChanged) {
283 Parcel data, reply;
284 sp<IDisplayEventConnection> result;
285 int err = data.writeInterfaceToken(
286 ISurfaceComposer::getInterfaceDescriptor());
287 if (err != NO_ERROR) {
288 return result;
289 }
290 data.writeInt32(static_cast<int32_t>(vsyncSource));
291 data.writeInt32(static_cast<int32_t>(configChanged));
292 err = remote()->transact(
293 BnSurfaceComposer::CREATE_DISPLAY_EVENT_CONNECTION,
294 data, &reply);
295 if (err != NO_ERROR) {
296 ALOGE("ISurfaceComposer::createDisplayEventConnection: error performing "
297 "transaction: %s (%d)", strerror(-err), -err);
298 return result;
299 }
300 result = interface_cast<IDisplayEventConnection>(reply.readStrongBinder());
301 return result;
302 }
303
createDisplay(const String8 & displayName,bool secure)304 virtual sp<IBinder> createDisplay(const String8& displayName, bool secure)
305 {
306 Parcel data, reply;
307 data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
308 data.writeString8(displayName);
309 data.writeInt32(secure ? 1 : 0);
310 remote()->transact(BnSurfaceComposer::CREATE_DISPLAY, data, &reply);
311 return reply.readStrongBinder();
312 }
313
destroyDisplay(const sp<IBinder> & display)314 virtual void destroyDisplay(const sp<IBinder>& display)
315 {
316 Parcel data, reply;
317 data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
318 data.writeStrongBinder(display);
319 remote()->transact(BnSurfaceComposer::DESTROY_DISPLAY, data, &reply);
320 }
321
getPhysicalDisplayIds() const322 virtual std::vector<PhysicalDisplayId> getPhysicalDisplayIds() const {
323 Parcel data, reply;
324 data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
325 if (remote()->transact(BnSurfaceComposer::GET_PHYSICAL_DISPLAY_IDS, data, &reply) ==
326 NO_ERROR) {
327 std::vector<PhysicalDisplayId> displayIds;
328 if (reply.readUint64Vector(&displayIds) == NO_ERROR) {
329 return displayIds;
330 }
331 }
332
333 return {};
334 }
335
getPhysicalDisplayToken(PhysicalDisplayId displayId) const336 virtual sp<IBinder> getPhysicalDisplayToken(PhysicalDisplayId displayId) const {
337 Parcel data, reply;
338 data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
339 data.writeUint64(displayId);
340 remote()->transact(BnSurfaceComposer::GET_PHYSICAL_DISPLAY_TOKEN, data, &reply);
341 return reply.readStrongBinder();
342 }
343
setPowerMode(const sp<IBinder> & display,int mode)344 virtual void setPowerMode(const sp<IBinder>& display, int mode)
345 {
346 Parcel data, reply;
347 data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
348 data.writeStrongBinder(display);
349 data.writeInt32(mode);
350 remote()->transact(BnSurfaceComposer::SET_POWER_MODE, data, &reply);
351 }
352
getDisplayConfigs(const sp<IBinder> & display,Vector<DisplayInfo> * configs)353 virtual status_t getDisplayConfigs(const sp<IBinder>& display,
354 Vector<DisplayInfo>* configs)
355 {
356 Parcel data, reply;
357 data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
358 data.writeStrongBinder(display);
359 remote()->transact(BnSurfaceComposer::GET_DISPLAY_CONFIGS, data, &reply);
360 status_t result = reply.readInt32();
361 if (result == NO_ERROR) {
362 size_t numConfigs = reply.readUint32();
363 configs->clear();
364 configs->resize(numConfigs);
365 for (size_t c = 0; c < numConfigs; ++c) {
366 memcpy(&(configs->editItemAt(c)),
367 reply.readInplace(sizeof(DisplayInfo)),
368 sizeof(DisplayInfo));
369 }
370 }
371 return result;
372 }
373
getDisplayStats(const sp<IBinder> & display,DisplayStatInfo * stats)374 virtual status_t getDisplayStats(const sp<IBinder>& display,
375 DisplayStatInfo* stats)
376 {
377 Parcel data, reply;
378 data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
379 data.writeStrongBinder(display);
380 remote()->transact(BnSurfaceComposer::GET_DISPLAY_STATS, data, &reply);
381 status_t result = reply.readInt32();
382 if (result == NO_ERROR) {
383 memcpy(stats,
384 reply.readInplace(sizeof(DisplayStatInfo)),
385 sizeof(DisplayStatInfo));
386 }
387 return result;
388 }
389
getActiveConfig(const sp<IBinder> & display)390 virtual int getActiveConfig(const sp<IBinder>& display)
391 {
392 Parcel data, reply;
393 data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
394 data.writeStrongBinder(display);
395 remote()->transact(BnSurfaceComposer::GET_ACTIVE_CONFIG, data, &reply);
396 return reply.readInt32();
397 }
398
setActiveConfig(const sp<IBinder> & display,int id)399 virtual status_t setActiveConfig(const sp<IBinder>& display, int id)
400 {
401 Parcel data, reply;
402 status_t result = data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
403 if (result != NO_ERROR) {
404 ALOGE("setActiveConfig failed to writeInterfaceToken: %d", result);
405 return result;
406 }
407 result = data.writeStrongBinder(display);
408 if (result != NO_ERROR) {
409 ALOGE("setActiveConfig failed to writeStrongBinder: %d", result);
410 return result;
411 }
412 result = data.writeInt32(id);
413 if (result != NO_ERROR) {
414 ALOGE("setActiveConfig failed to writeInt32: %d", result);
415 return result;
416 }
417 result = remote()->transact(BnSurfaceComposer::SET_ACTIVE_CONFIG, data, &reply);
418 if (result != NO_ERROR) {
419 ALOGE("setActiveConfig failed to transact: %d", result);
420 return result;
421 }
422 return reply.readInt32();
423 }
424
getDisplayColorModes(const sp<IBinder> & display,Vector<ColorMode> * outColorModes)425 virtual status_t getDisplayColorModes(const sp<IBinder>& display,
426 Vector<ColorMode>* outColorModes) {
427 Parcel data, reply;
428 status_t result = data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
429 if (result != NO_ERROR) {
430 ALOGE("getDisplayColorModes failed to writeInterfaceToken: %d", result);
431 return result;
432 }
433 result = data.writeStrongBinder(display);
434 if (result != NO_ERROR) {
435 ALOGE("getDisplayColorModes failed to writeStrongBinder: %d", result);
436 return result;
437 }
438 result = remote()->transact(BnSurfaceComposer::GET_DISPLAY_COLOR_MODES, data, &reply);
439 if (result != NO_ERROR) {
440 ALOGE("getDisplayColorModes failed to transact: %d", result);
441 return result;
442 }
443 result = static_cast<status_t>(reply.readInt32());
444 if (result == NO_ERROR) {
445 size_t numModes = reply.readUint32();
446 outColorModes->clear();
447 outColorModes->resize(numModes);
448 for (size_t i = 0; i < numModes; ++i) {
449 outColorModes->replaceAt(static_cast<ColorMode>(reply.readInt32()), i);
450 }
451 }
452 return result;
453 }
454
getDisplayNativePrimaries(const sp<IBinder> & display,ui::DisplayPrimaries & primaries)455 virtual status_t getDisplayNativePrimaries(const sp<IBinder>& display,
456 ui::DisplayPrimaries& primaries) {
457 Parcel data, reply;
458 status_t result = data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
459 if (result != NO_ERROR) {
460 ALOGE("getDisplayNativePrimaries failed to writeInterfaceToken: %d", result);
461 return result;
462 }
463 result = data.writeStrongBinder(display);
464 if (result != NO_ERROR) {
465 ALOGE("getDisplayNativePrimaries failed to writeStrongBinder: %d", result);
466 return result;
467 }
468 result = remote()->transact(BnSurfaceComposer::GET_DISPLAY_NATIVE_PRIMARIES, data, &reply);
469 if (result != NO_ERROR) {
470 ALOGE("getDisplayNativePrimaries failed to transact: %d", result);
471 return result;
472 }
473 result = reply.readInt32();
474 if (result == NO_ERROR) {
475 memcpy(&primaries, reply.readInplace(sizeof(ui::DisplayPrimaries)),
476 sizeof(ui::DisplayPrimaries));
477 }
478 return result;
479 }
480
getActiveColorMode(const sp<IBinder> & display)481 virtual ColorMode getActiveColorMode(const sp<IBinder>& display) {
482 Parcel data, reply;
483 status_t result = data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
484 if (result != NO_ERROR) {
485 ALOGE("getActiveColorMode failed to writeInterfaceToken: %d", result);
486 return static_cast<ColorMode>(result);
487 }
488 result = data.writeStrongBinder(display);
489 if (result != NO_ERROR) {
490 ALOGE("getActiveColorMode failed to writeStrongBinder: %d", result);
491 return static_cast<ColorMode>(result);
492 }
493 result = remote()->transact(BnSurfaceComposer::GET_ACTIVE_COLOR_MODE, data, &reply);
494 if (result != NO_ERROR) {
495 ALOGE("getActiveColorMode failed to transact: %d", result);
496 return static_cast<ColorMode>(result);
497 }
498 return static_cast<ColorMode>(reply.readInt32());
499 }
500
setActiveColorMode(const sp<IBinder> & display,ColorMode colorMode)501 virtual status_t setActiveColorMode(const sp<IBinder>& display,
502 ColorMode colorMode) {
503 Parcel data, reply;
504 status_t result = data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
505 if (result != NO_ERROR) {
506 ALOGE("setActiveColorMode failed to writeInterfaceToken: %d", result);
507 return result;
508 }
509 result = data.writeStrongBinder(display);
510 if (result != NO_ERROR) {
511 ALOGE("setActiveColorMode failed to writeStrongBinder: %d", result);
512 return result;
513 }
514 result = data.writeInt32(static_cast<int32_t>(colorMode));
515 if (result != NO_ERROR) {
516 ALOGE("setActiveColorMode failed to writeInt32: %d", result);
517 return result;
518 }
519 result = remote()->transact(BnSurfaceComposer::SET_ACTIVE_COLOR_MODE, data, &reply);
520 if (result != NO_ERROR) {
521 ALOGE("setActiveColorMode failed to transact: %d", result);
522 return result;
523 }
524 return static_cast<status_t>(reply.readInt32());
525 }
526
clearAnimationFrameStats()527 virtual status_t clearAnimationFrameStats() {
528 Parcel data, reply;
529 status_t result = data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
530 if (result != NO_ERROR) {
531 ALOGE("clearAnimationFrameStats failed to writeInterfaceToken: %d", result);
532 return result;
533 }
534 result = remote()->transact(BnSurfaceComposer::CLEAR_ANIMATION_FRAME_STATS, data, &reply);
535 if (result != NO_ERROR) {
536 ALOGE("clearAnimationFrameStats failed to transact: %d", result);
537 return result;
538 }
539 return reply.readInt32();
540 }
541
getAnimationFrameStats(FrameStats * outStats) const542 virtual status_t getAnimationFrameStats(FrameStats* outStats) const {
543 Parcel data, reply;
544 data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
545 remote()->transact(BnSurfaceComposer::GET_ANIMATION_FRAME_STATS, data, &reply);
546 reply.read(*outStats);
547 return reply.readInt32();
548 }
549
getHdrCapabilities(const sp<IBinder> & display,HdrCapabilities * outCapabilities) const550 virtual status_t getHdrCapabilities(const sp<IBinder>& display,
551 HdrCapabilities* outCapabilities) const {
552 Parcel data, reply;
553 data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
554 status_t result = data.writeStrongBinder(display);
555 if (result != NO_ERROR) {
556 ALOGE("getHdrCapabilities failed to writeStrongBinder: %d", result);
557 return result;
558 }
559 result = remote()->transact(BnSurfaceComposer::GET_HDR_CAPABILITIES,
560 data, &reply);
561 if (result != NO_ERROR) {
562 ALOGE("getHdrCapabilities failed to transact: %d", result);
563 return result;
564 }
565 result = reply.readInt32();
566 if (result == NO_ERROR) {
567 result = reply.read(*outCapabilities);
568 }
569 return result;
570 }
571
enableVSyncInjections(bool enable)572 virtual status_t enableVSyncInjections(bool enable) {
573 Parcel data, reply;
574 status_t result = data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
575 if (result != NO_ERROR) {
576 ALOGE("enableVSyncInjections failed to writeInterfaceToken: %d", result);
577 return result;
578 }
579 result = data.writeBool(enable);
580 if (result != NO_ERROR) {
581 ALOGE("enableVSyncInjections failed to writeBool: %d", result);
582 return result;
583 }
584 result = remote()->transact(BnSurfaceComposer::ENABLE_VSYNC_INJECTIONS, data, &reply,
585 IBinder::FLAG_ONEWAY);
586 if (result != NO_ERROR) {
587 ALOGE("enableVSyncInjections failed to transact: %d", result);
588 return result;
589 }
590 return result;
591 }
592
injectVSync(nsecs_t when)593 virtual status_t injectVSync(nsecs_t when) {
594 Parcel data, reply;
595 status_t result = data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
596 if (result != NO_ERROR) {
597 ALOGE("injectVSync failed to writeInterfaceToken: %d", result);
598 return result;
599 }
600 result = data.writeInt64(when);
601 if (result != NO_ERROR) {
602 ALOGE("injectVSync failed to writeInt64: %d", result);
603 return result;
604 }
605 result = remote()->transact(BnSurfaceComposer::INJECT_VSYNC, data, &reply,
606 IBinder::FLAG_ONEWAY);
607 if (result != NO_ERROR) {
608 ALOGE("injectVSync failed to transact: %d", result);
609 return result;
610 }
611 return result;
612 }
613
getLayerDebugInfo(std::vector<LayerDebugInfo> * outLayers) const614 virtual status_t getLayerDebugInfo(std::vector<LayerDebugInfo>* outLayers) const
615 {
616 if (!outLayers) {
617 return UNEXPECTED_NULL;
618 }
619
620 Parcel data, reply;
621
622 status_t err = data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
623 if (err != NO_ERROR) {
624 return err;
625 }
626
627 err = remote()->transact(BnSurfaceComposer::GET_LAYER_DEBUG_INFO, data, &reply);
628 if (err != NO_ERROR) {
629 return err;
630 }
631
632 int32_t result = 0;
633 err = reply.readInt32(&result);
634 if (err != NO_ERROR) {
635 return err;
636 }
637 if (result != NO_ERROR) {
638 return result;
639 }
640
641 outLayers->clear();
642 return reply.readParcelableVector(outLayers);
643 }
644
getCompositionPreference(ui::Dataspace * defaultDataspace,ui::PixelFormat * defaultPixelFormat,ui::Dataspace * wideColorGamutDataspace,ui::PixelFormat * wideColorGamutPixelFormat) const645 virtual status_t getCompositionPreference(ui::Dataspace* defaultDataspace,
646 ui::PixelFormat* defaultPixelFormat,
647 ui::Dataspace* wideColorGamutDataspace,
648 ui::PixelFormat* wideColorGamutPixelFormat) const {
649 Parcel data, reply;
650 status_t error = data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
651 if (error != NO_ERROR) {
652 return error;
653 }
654 error = remote()->transact(BnSurfaceComposer::GET_COMPOSITION_PREFERENCE, data, &reply);
655 if (error != NO_ERROR) {
656 return error;
657 }
658 error = static_cast<status_t>(reply.readInt32());
659 if (error == NO_ERROR) {
660 *defaultDataspace = static_cast<ui::Dataspace>(reply.readInt32());
661 *defaultPixelFormat = static_cast<ui::PixelFormat>(reply.readInt32());
662 *wideColorGamutDataspace = static_cast<ui::Dataspace>(reply.readInt32());
663 *wideColorGamutPixelFormat = static_cast<ui::PixelFormat>(reply.readInt32());
664 }
665 return error;
666 }
667
getColorManagement(bool * outGetColorManagement) const668 virtual status_t getColorManagement(bool* outGetColorManagement) const {
669 Parcel data, reply;
670 data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
671 remote()->transact(BnSurfaceComposer::GET_COLOR_MANAGEMENT, data, &reply);
672 bool result;
673 status_t err = reply.readBool(&result);
674 if (err == NO_ERROR) {
675 *outGetColorManagement = result;
676 }
677 return err;
678 }
679
getDisplayedContentSamplingAttributes(const sp<IBinder> & display,ui::PixelFormat * outFormat,ui::Dataspace * outDataspace,uint8_t * outComponentMask) const680 virtual status_t getDisplayedContentSamplingAttributes(const sp<IBinder>& display,
681 ui::PixelFormat* outFormat,
682 ui::Dataspace* outDataspace,
683 uint8_t* outComponentMask) const {
684 if (!outFormat || !outDataspace || !outComponentMask) return BAD_VALUE;
685 Parcel data, reply;
686 data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
687 data.writeStrongBinder(display);
688
689 status_t error =
690 remote()->transact(BnSurfaceComposer::GET_DISPLAYED_CONTENT_SAMPLING_ATTRIBUTES,
691 data, &reply);
692 if (error != NO_ERROR) {
693 return error;
694 }
695
696 uint32_t value = 0;
697 error = reply.readUint32(&value);
698 if (error != NO_ERROR) {
699 return error;
700 }
701 *outFormat = static_cast<ui::PixelFormat>(value);
702
703 error = reply.readUint32(&value);
704 if (error != NO_ERROR) {
705 return error;
706 }
707 *outDataspace = static_cast<ui::Dataspace>(value);
708
709 error = reply.readUint32(&value);
710 if (error != NO_ERROR) {
711 return error;
712 }
713 *outComponentMask = static_cast<uint8_t>(value);
714 return error;
715 }
716
setDisplayContentSamplingEnabled(const sp<IBinder> & display,bool enable,uint8_t componentMask,uint64_t maxFrames) const717 virtual status_t setDisplayContentSamplingEnabled(const sp<IBinder>& display, bool enable,
718 uint8_t componentMask,
719 uint64_t maxFrames) const {
720 Parcel data, reply;
721 data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
722 data.writeStrongBinder(display);
723 data.writeBool(enable);
724 data.writeByte(static_cast<int8_t>(componentMask));
725 data.writeUint64(maxFrames);
726 status_t result =
727 remote()->transact(BnSurfaceComposer::SET_DISPLAY_CONTENT_SAMPLING_ENABLED, data,
728 &reply);
729 return result;
730 }
731
getDisplayedContentSample(const sp<IBinder> & display,uint64_t maxFrames,uint64_t timestamp,DisplayedFrameStats * outStats) const732 virtual status_t getDisplayedContentSample(const sp<IBinder>& display, uint64_t maxFrames,
733 uint64_t timestamp,
734 DisplayedFrameStats* outStats) const {
735 if (!outStats) return BAD_VALUE;
736
737 Parcel data, reply;
738 data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
739 data.writeStrongBinder(display);
740 data.writeUint64(maxFrames);
741 data.writeUint64(timestamp);
742
743 status_t result =
744 remote()->transact(BnSurfaceComposer::GET_DISPLAYED_CONTENT_SAMPLE, data, &reply);
745
746 if (result != NO_ERROR) {
747 return result;
748 }
749
750 result = reply.readUint64(&outStats->numFrames);
751 if (result != NO_ERROR) {
752 return result;
753 }
754
755 result = reply.readUint64Vector(&outStats->component_0_sample);
756 if (result != NO_ERROR) {
757 return result;
758 }
759 result = reply.readUint64Vector(&outStats->component_1_sample);
760 if (result != NO_ERROR) {
761 return result;
762 }
763 result = reply.readUint64Vector(&outStats->component_2_sample);
764 if (result != NO_ERROR) {
765 return result;
766 }
767 result = reply.readUint64Vector(&outStats->component_3_sample);
768 return result;
769 }
770
getProtectedContentSupport(bool * outSupported) const771 virtual status_t getProtectedContentSupport(bool* outSupported) const {
772 Parcel data, reply;
773 data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
774 status_t error =
775 remote()->transact(BnSurfaceComposer::GET_PROTECTED_CONTENT_SUPPORT, data, &reply);
776 if (error != NO_ERROR) {
777 return error;
778 }
779 error = reply.readBool(outSupported);
780 return error;
781 }
782
isWideColorDisplay(const sp<IBinder> & token,bool * outIsWideColorDisplay) const783 virtual status_t isWideColorDisplay(const sp<IBinder>& token,
784 bool* outIsWideColorDisplay) const {
785 Parcel data, reply;
786 status_t error = data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
787 if (error != NO_ERROR) {
788 return error;
789 }
790 error = data.writeStrongBinder(token);
791 if (error != NO_ERROR) {
792 return error;
793 }
794
795 error = remote()->transact(BnSurfaceComposer::IS_WIDE_COLOR_DISPLAY, data, &reply);
796 if (error != NO_ERROR) {
797 return error;
798 }
799 error = reply.readBool(outIsWideColorDisplay);
800 return error;
801 }
802
addRegionSamplingListener(const Rect & samplingArea,const sp<IBinder> & stopLayerHandle,const sp<IRegionSamplingListener> & listener)803 virtual status_t addRegionSamplingListener(const Rect& samplingArea,
804 const sp<IBinder>& stopLayerHandle,
805 const sp<IRegionSamplingListener>& listener) {
806 Parcel data, reply;
807 status_t error = data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
808 if (error != NO_ERROR) {
809 ALOGE("addRegionSamplingListener: Failed to write interface token");
810 return error;
811 }
812 error = data.write(samplingArea);
813 if (error != NO_ERROR) {
814 ALOGE("addRegionSamplingListener: Failed to write sampling area");
815 return error;
816 }
817 error = data.writeStrongBinder(stopLayerHandle);
818 if (error != NO_ERROR) {
819 ALOGE("addRegionSamplingListener: Failed to write stop layer handle");
820 return error;
821 }
822 error = data.writeStrongBinder(IInterface::asBinder(listener));
823 if (error != NO_ERROR) {
824 ALOGE("addRegionSamplingListener: Failed to write listener");
825 return error;
826 }
827 error = remote()->transact(BnSurfaceComposer::ADD_REGION_SAMPLING_LISTENER, data, &reply);
828 if (error != NO_ERROR) {
829 ALOGE("addRegionSamplingListener: Failed to transact");
830 }
831 return error;
832 }
833
removeRegionSamplingListener(const sp<IRegionSamplingListener> & listener)834 virtual status_t removeRegionSamplingListener(const sp<IRegionSamplingListener>& listener) {
835 Parcel data, reply;
836 status_t error = data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
837 if (error != NO_ERROR) {
838 ALOGE("removeRegionSamplingListener: Failed to write interface token");
839 return error;
840 }
841 error = data.writeStrongBinder(IInterface::asBinder(listener));
842 if (error != NO_ERROR) {
843 ALOGE("removeRegionSamplingListener: Failed to write listener");
844 return error;
845 }
846 error = remote()->transact(BnSurfaceComposer::REMOVE_REGION_SAMPLING_LISTENER, data,
847 &reply);
848 if (error != NO_ERROR) {
849 ALOGE("removeRegionSamplingListener: Failed to transact");
850 }
851 return error;
852 }
853
setAllowedDisplayConfigs(const sp<IBinder> & displayToken,const std::vector<int32_t> & allowedConfigs)854 virtual status_t setAllowedDisplayConfigs(const sp<IBinder>& displayToken,
855 const std::vector<int32_t>& allowedConfigs) {
856 Parcel data, reply;
857 status_t result = data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
858 if (result != NO_ERROR) {
859 ALOGE("setAllowedDisplayConfigs failed to writeInterfaceToken: %d", result);
860 return result;
861 }
862 result = data.writeStrongBinder(displayToken);
863 if (result != NO_ERROR) {
864 ALOGE("setAllowedDisplayConfigs failed to writeStrongBinder: %d", result);
865 return result;
866 }
867 result = data.writeInt32Vector(allowedConfigs);
868 if (result != NO_ERROR) {
869 ALOGE("setAllowedDisplayConfigs failed to writeInt32Vector: %d", result);
870 return result;
871 }
872 result = remote()->transact(BnSurfaceComposer::SET_ALLOWED_DISPLAY_CONFIGS, data, &reply);
873 if (result != NO_ERROR) {
874 ALOGE("setAllowedDisplayConfigs failed to transact: %d", result);
875 return result;
876 }
877 return reply.readInt32();
878 }
879
getAllowedDisplayConfigs(const sp<IBinder> & displayToken,std::vector<int32_t> * outAllowedConfigs)880 virtual status_t getAllowedDisplayConfigs(const sp<IBinder>& displayToken,
881 std::vector<int32_t>* outAllowedConfigs) {
882 if (!outAllowedConfigs) return BAD_VALUE;
883 Parcel data, reply;
884 status_t result = data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
885 if (result != NO_ERROR) {
886 ALOGE("getAllowedDisplayConfigs failed to writeInterfaceToken: %d", result);
887 return result;
888 }
889 result = data.writeStrongBinder(displayToken);
890 if (result != NO_ERROR) {
891 ALOGE("getAllowedDisplayConfigs failed to writeStrongBinder: %d", result);
892 return result;
893 }
894 result = remote()->transact(BnSurfaceComposer::GET_ALLOWED_DISPLAY_CONFIGS, data, &reply);
895 if (result != NO_ERROR) {
896 ALOGE("getAllowedDisplayConfigs failed to transact: %d", result);
897 return result;
898 }
899 result = reply.readInt32Vector(outAllowedConfigs);
900 if (result != NO_ERROR) {
901 ALOGE("getAllowedDisplayConfigs failed to readInt32Vector: %d", result);
902 return result;
903 }
904 return reply.readInt32();
905 }
906
getDisplayBrightnessSupport(const sp<IBinder> & displayToken,bool * outSupport) const907 virtual status_t getDisplayBrightnessSupport(const sp<IBinder>& displayToken,
908 bool* outSupport) const {
909 Parcel data, reply;
910 status_t error = data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
911 if (error != NO_ERROR) {
912 ALOGE("getDisplayBrightnessSupport: failed to write interface token: %d", error);
913 return error;
914 }
915 error = data.writeStrongBinder(displayToken);
916 if (error != NO_ERROR) {
917 ALOGE("getDisplayBrightnessSupport: failed to write display token: %d", error);
918 return error;
919 }
920 error = remote()->transact(BnSurfaceComposer::GET_DISPLAY_BRIGHTNESS_SUPPORT, data, &reply);
921 if (error != NO_ERROR) {
922 ALOGE("getDisplayBrightnessSupport: failed to transact: %d", error);
923 return error;
924 }
925 bool support;
926 error = reply.readBool(&support);
927 if (error != NO_ERROR) {
928 ALOGE("getDisplayBrightnessSupport: failed to read support: %d", error);
929 return error;
930 }
931 *outSupport = support;
932 return NO_ERROR;
933 }
934
setDisplayBrightness(const sp<IBinder> & displayToken,float brightness) const935 virtual status_t setDisplayBrightness(const sp<IBinder>& displayToken, float brightness) const {
936 Parcel data, reply;
937 status_t error = data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
938 if (error != NO_ERROR) {
939 ALOGE("setDisplayBrightness: failed to write interface token: %d", error);
940 return error;
941 }
942 error = data.writeStrongBinder(displayToken);
943 if (error != NO_ERROR) {
944 ALOGE("setDisplayBrightness: failed to write display token: %d", error);
945 return error;
946 }
947 error = data.writeFloat(brightness);
948 if (error != NO_ERROR) {
949 ALOGE("setDisplayBrightness: failed to write brightness: %d", error);
950 return error;
951 }
952 error = remote()->transact(BnSurfaceComposer::SET_DISPLAY_BRIGHTNESS, data, &reply);
953 if (error != NO_ERROR) {
954 ALOGE("setDisplayBrightness: failed to transact: %d", error);
955 return error;
956 }
957 return NO_ERROR;
958 }
959
notifyPowerHint(int32_t hintId)960 virtual status_t notifyPowerHint(int32_t hintId) {
961 Parcel data, reply;
962 status_t error = data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
963 if (error != NO_ERROR) {
964 ALOGE("notifyPowerHint: failed to write interface token: %d", error);
965 return error;
966 }
967 error = data.writeInt32(hintId);
968 if (error != NO_ERROR) {
969 ALOGE("notifyPowerHint: failed to write hintId: %d", error);
970 return error;
971 }
972 error = remote()->transact(BnSurfaceComposer::NOTIFY_POWER_HINT, data, &reply,
973 IBinder::FLAG_ONEWAY);
974 if (error != NO_ERROR) {
975 ALOGE("notifyPowerHint: failed to transact: %d", error);
976 return error;
977 }
978 return NO_ERROR;
979 }
980 };
981
982 // Out-of-line virtual method definition to trigger vtable emission in this
983 // translation unit (see clang warning -Wweak-vtables)
~BpSurfaceComposer()984 BpSurfaceComposer::~BpSurfaceComposer() {}
985
986 IMPLEMENT_META_INTERFACE(SurfaceComposer, "android.ui.ISurfaceComposer");
987
988 // ----------------------------------------------------------------------
989
onTransact(uint32_t code,const Parcel & data,Parcel * reply,uint32_t flags)990 status_t BnSurfaceComposer::onTransact(
991 uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
992 {
993 switch(code) {
994 case CREATE_CONNECTION: {
995 CHECK_INTERFACE(ISurfaceComposer, data, reply);
996 sp<IBinder> b = IInterface::asBinder(createConnection());
997 reply->writeStrongBinder(b);
998 return NO_ERROR;
999 }
1000 case SET_TRANSACTION_STATE: {
1001 CHECK_INTERFACE(ISurfaceComposer, data, reply);
1002
1003 size_t count = data.readUint32();
1004 if (count > data.dataSize()) {
1005 return BAD_VALUE;
1006 }
1007 Vector<ComposerState> state;
1008 state.setCapacity(count);
1009 for (size_t i = 0; i < count; i++) {
1010 ComposerState s;
1011 if (s.read(data) == BAD_VALUE) {
1012 return BAD_VALUE;
1013 }
1014 state.add(s);
1015 }
1016
1017 count = data.readUint32();
1018 if (count > data.dataSize()) {
1019 return BAD_VALUE;
1020 }
1021 DisplayState d;
1022 Vector<DisplayState> displays;
1023 displays.setCapacity(count);
1024 for (size_t i = 0; i < count; i++) {
1025 if (d.read(data) == BAD_VALUE) {
1026 return BAD_VALUE;
1027 }
1028 displays.add(d);
1029 }
1030
1031 uint32_t stateFlags = data.readUint32();
1032 sp<IBinder> applyToken = data.readStrongBinder();
1033 InputWindowCommands inputWindowCommands;
1034 inputWindowCommands.read(data);
1035
1036 int64_t desiredPresentTime = data.readInt64();
1037
1038 client_cache_t uncachedBuffer;
1039 uncachedBuffer.token = data.readStrongBinder();
1040 uncachedBuffer.id = data.readUint64();
1041
1042 std::vector<ListenerCallbacks> listenerCallbacks;
1043 int32_t listenersSize = data.readInt32();
1044 for (int32_t i = 0; i < listenersSize; i++) {
1045 auto listener =
1046 interface_cast<ITransactionCompletedListener>(data.readStrongBinder());
1047 std::vector<CallbackId> callbackIds;
1048 data.readInt64Vector(&callbackIds);
1049 listenerCallbacks.emplace_back(listener, callbackIds);
1050 }
1051
1052 setTransactionState(state, displays, stateFlags, applyToken, inputWindowCommands,
1053 desiredPresentTime, uncachedBuffer, listenerCallbacks);
1054 return NO_ERROR;
1055 }
1056 case BOOT_FINISHED: {
1057 CHECK_INTERFACE(ISurfaceComposer, data, reply);
1058 bootFinished();
1059 return NO_ERROR;
1060 }
1061 case CAPTURE_SCREEN: {
1062 CHECK_INTERFACE(ISurfaceComposer, data, reply);
1063 sp<IBinder> display = data.readStrongBinder();
1064 ui::Dataspace reqDataspace = static_cast<ui::Dataspace>(data.readInt32());
1065 ui::PixelFormat reqPixelFormat = static_cast<ui::PixelFormat>(data.readInt32());
1066 sp<GraphicBuffer> outBuffer;
1067 Rect sourceCrop(Rect::EMPTY_RECT);
1068 data.read(sourceCrop);
1069 uint32_t reqWidth = data.readUint32();
1070 uint32_t reqHeight = data.readUint32();
1071 bool useIdentityTransform = static_cast<bool>(data.readInt32());
1072 int32_t rotation = data.readInt32();
1073 bool captureSecureLayers = static_cast<bool>(data.readInt32());
1074
1075 bool capturedSecureLayers = false;
1076 status_t res = captureScreen(display, &outBuffer, capturedSecureLayers, reqDataspace,
1077 reqPixelFormat, sourceCrop, reqWidth, reqHeight,
1078 useIdentityTransform,
1079 static_cast<ISurfaceComposer::Rotation>(rotation),
1080 captureSecureLayers);
1081
1082 reply->writeInt32(res);
1083 if (res == NO_ERROR) {
1084 reply->write(*outBuffer);
1085 reply->writeBool(capturedSecureLayers);
1086 }
1087 return NO_ERROR;
1088 }
1089 case CAPTURE_SCREEN_BY_ID: {
1090 CHECK_INTERFACE(ISurfaceComposer, data, reply);
1091 uint64_t displayOrLayerStack = data.readUint64();
1092 ui::Dataspace outDataspace = ui::Dataspace::V0_SRGB;
1093 sp<GraphicBuffer> outBuffer;
1094 status_t res = captureScreen(displayOrLayerStack, &outDataspace, &outBuffer);
1095 reply->writeInt32(res);
1096 if (res == NO_ERROR) {
1097 reply->writeInt32(static_cast<int32_t>(outDataspace));
1098 reply->write(*outBuffer);
1099 }
1100 return NO_ERROR;
1101 }
1102 case CAPTURE_LAYERS: {
1103 CHECK_INTERFACE(ISurfaceComposer, data, reply);
1104 sp<IBinder> layerHandleBinder = data.readStrongBinder();
1105 ui::Dataspace reqDataspace = static_cast<ui::Dataspace>(data.readInt32());
1106 ui::PixelFormat reqPixelFormat = static_cast<ui::PixelFormat>(data.readInt32());
1107 sp<GraphicBuffer> outBuffer;
1108 Rect sourceCrop(Rect::EMPTY_RECT);
1109 data.read(sourceCrop);
1110
1111 std::unordered_set<sp<IBinder>, SpHash<IBinder>> excludeHandles;
1112 int numExcludeHandles = data.readInt32();
1113 excludeHandles.reserve(numExcludeHandles);
1114 for (int i = 0; i < numExcludeHandles; i++) {
1115 excludeHandles.emplace(data.readStrongBinder());
1116 }
1117
1118 float frameScale = data.readFloat();
1119 bool childrenOnly = data.readBool();
1120
1121 status_t res =
1122 captureLayers(layerHandleBinder, &outBuffer, reqDataspace, reqPixelFormat,
1123 sourceCrop, excludeHandles, frameScale, childrenOnly);
1124 reply->writeInt32(res);
1125 if (res == NO_ERROR) {
1126 reply->write(*outBuffer);
1127 }
1128 return NO_ERROR;
1129 }
1130 case AUTHENTICATE_SURFACE: {
1131 CHECK_INTERFACE(ISurfaceComposer, data, reply);
1132 sp<IGraphicBufferProducer> bufferProducer =
1133 interface_cast<IGraphicBufferProducer>(data.readStrongBinder());
1134 int32_t result = authenticateSurfaceTexture(bufferProducer) ? 1 : 0;
1135 reply->writeInt32(result);
1136 return NO_ERROR;
1137 }
1138 case GET_SUPPORTED_FRAME_TIMESTAMPS: {
1139 CHECK_INTERFACE(ISurfaceComposer, data, reply);
1140 std::vector<FrameEvent> supportedTimestamps;
1141 status_t result = getSupportedFrameTimestamps(&supportedTimestamps);
1142 status_t err = reply->writeInt32(result);
1143 if (err != NO_ERROR) {
1144 return err;
1145 }
1146 if (result != NO_ERROR) {
1147 return result;
1148 }
1149
1150 std::vector<int32_t> supported;
1151 supported.reserve(supportedTimestamps.size());
1152 for (FrameEvent s : supportedTimestamps) {
1153 supported.push_back(static_cast<int32_t>(s));
1154 }
1155 return reply->writeInt32Vector(supported);
1156 }
1157 case CREATE_DISPLAY_EVENT_CONNECTION: {
1158 CHECK_INTERFACE(ISurfaceComposer, data, reply);
1159 auto vsyncSource = static_cast<ISurfaceComposer::VsyncSource>(data.readInt32());
1160 auto configChanged = static_cast<ISurfaceComposer::ConfigChanged>(data.readInt32());
1161
1162 sp<IDisplayEventConnection> connection(
1163 createDisplayEventConnection(vsyncSource, configChanged));
1164 reply->writeStrongBinder(IInterface::asBinder(connection));
1165 return NO_ERROR;
1166 }
1167 case CREATE_DISPLAY: {
1168 CHECK_INTERFACE(ISurfaceComposer, data, reply);
1169 String8 displayName = data.readString8();
1170 bool secure = bool(data.readInt32());
1171 sp<IBinder> display(createDisplay(displayName, secure));
1172 reply->writeStrongBinder(display);
1173 return NO_ERROR;
1174 }
1175 case DESTROY_DISPLAY: {
1176 CHECK_INTERFACE(ISurfaceComposer, data, reply);
1177 sp<IBinder> display = data.readStrongBinder();
1178 destroyDisplay(display);
1179 return NO_ERROR;
1180 }
1181 case GET_PHYSICAL_DISPLAY_TOKEN: {
1182 CHECK_INTERFACE(ISurfaceComposer, data, reply);
1183 PhysicalDisplayId displayId = data.readUint64();
1184 sp<IBinder> display = getPhysicalDisplayToken(displayId);
1185 reply->writeStrongBinder(display);
1186 return NO_ERROR;
1187 }
1188 case GET_DISPLAY_CONFIGS: {
1189 CHECK_INTERFACE(ISurfaceComposer, data, reply);
1190 Vector<DisplayInfo> configs;
1191 sp<IBinder> display = data.readStrongBinder();
1192 status_t result = getDisplayConfigs(display, &configs);
1193 reply->writeInt32(result);
1194 if (result == NO_ERROR) {
1195 reply->writeUint32(static_cast<uint32_t>(configs.size()));
1196 for (size_t c = 0; c < configs.size(); ++c) {
1197 memcpy(reply->writeInplace(sizeof(DisplayInfo)),
1198 &configs[c], sizeof(DisplayInfo));
1199 }
1200 }
1201 return NO_ERROR;
1202 }
1203 case GET_DISPLAY_STATS: {
1204 CHECK_INTERFACE(ISurfaceComposer, data, reply);
1205 DisplayStatInfo stats;
1206 sp<IBinder> display = data.readStrongBinder();
1207 status_t result = getDisplayStats(display, &stats);
1208 reply->writeInt32(result);
1209 if (result == NO_ERROR) {
1210 memcpy(reply->writeInplace(sizeof(DisplayStatInfo)),
1211 &stats, sizeof(DisplayStatInfo));
1212 }
1213 return NO_ERROR;
1214 }
1215 case GET_ACTIVE_CONFIG: {
1216 CHECK_INTERFACE(ISurfaceComposer, data, reply);
1217 sp<IBinder> display = data.readStrongBinder();
1218 int id = getActiveConfig(display);
1219 reply->writeInt32(id);
1220 return NO_ERROR;
1221 }
1222 case SET_ACTIVE_CONFIG: {
1223 CHECK_INTERFACE(ISurfaceComposer, data, reply);
1224 sp<IBinder> display = data.readStrongBinder();
1225 int id = data.readInt32();
1226 status_t result = setActiveConfig(display, id);
1227 reply->writeInt32(result);
1228 return NO_ERROR;
1229 }
1230 case GET_DISPLAY_COLOR_MODES: {
1231 CHECK_INTERFACE(ISurfaceComposer, data, reply);
1232 Vector<ColorMode> colorModes;
1233 sp<IBinder> display = nullptr;
1234 status_t result = data.readStrongBinder(&display);
1235 if (result != NO_ERROR) {
1236 ALOGE("getDisplayColorModes failed to readStrongBinder: %d", result);
1237 return result;
1238 }
1239 result = getDisplayColorModes(display, &colorModes);
1240 reply->writeInt32(result);
1241 if (result == NO_ERROR) {
1242 reply->writeUint32(static_cast<uint32_t>(colorModes.size()));
1243 for (size_t i = 0; i < colorModes.size(); ++i) {
1244 reply->writeInt32(static_cast<int32_t>(colorModes[i]));
1245 }
1246 }
1247 return NO_ERROR;
1248 }
1249 case GET_DISPLAY_NATIVE_PRIMARIES: {
1250 CHECK_INTERFACE(ISurfaceComposer, data, reply);
1251 ui::DisplayPrimaries primaries;
1252 sp<IBinder> display = nullptr;
1253
1254 status_t result = data.readStrongBinder(&display);
1255 if (result != NO_ERROR) {
1256 ALOGE("getDisplayNativePrimaries failed to readStrongBinder: %d", result);
1257 return result;
1258 }
1259
1260 result = getDisplayNativePrimaries(display, primaries);
1261 reply->writeInt32(result);
1262 if (result == NO_ERROR) {
1263 memcpy(reply->writeInplace(sizeof(ui::DisplayPrimaries)), &primaries,
1264 sizeof(ui::DisplayPrimaries));
1265 }
1266
1267 return NO_ERROR;
1268 }
1269 case GET_ACTIVE_COLOR_MODE: {
1270 CHECK_INTERFACE(ISurfaceComposer, data, reply);
1271 sp<IBinder> display = nullptr;
1272 status_t result = data.readStrongBinder(&display);
1273 if (result != NO_ERROR) {
1274 ALOGE("getActiveColorMode failed to readStrongBinder: %d", result);
1275 return result;
1276 }
1277 ColorMode colorMode = getActiveColorMode(display);
1278 result = reply->writeInt32(static_cast<int32_t>(colorMode));
1279 return result;
1280 }
1281 case SET_ACTIVE_COLOR_MODE: {
1282 CHECK_INTERFACE(ISurfaceComposer, data, reply);
1283 sp<IBinder> display = nullptr;
1284 status_t result = data.readStrongBinder(&display);
1285 if (result != NO_ERROR) {
1286 ALOGE("getActiveColorMode failed to readStrongBinder: %d", result);
1287 return result;
1288 }
1289 int32_t colorModeInt = 0;
1290 result = data.readInt32(&colorModeInt);
1291 if (result != NO_ERROR) {
1292 ALOGE("setActiveColorMode failed to readInt32: %d", result);
1293 return result;
1294 }
1295 result = setActiveColorMode(display,
1296 static_cast<ColorMode>(colorModeInt));
1297 result = reply->writeInt32(result);
1298 return result;
1299 }
1300 case CLEAR_ANIMATION_FRAME_STATS: {
1301 CHECK_INTERFACE(ISurfaceComposer, data, reply);
1302 status_t result = clearAnimationFrameStats();
1303 reply->writeInt32(result);
1304 return NO_ERROR;
1305 }
1306 case GET_ANIMATION_FRAME_STATS: {
1307 CHECK_INTERFACE(ISurfaceComposer, data, reply);
1308 FrameStats stats;
1309 status_t result = getAnimationFrameStats(&stats);
1310 reply->write(stats);
1311 reply->writeInt32(result);
1312 return NO_ERROR;
1313 }
1314 case SET_POWER_MODE: {
1315 CHECK_INTERFACE(ISurfaceComposer, data, reply);
1316 sp<IBinder> display = data.readStrongBinder();
1317 int32_t mode = data.readInt32();
1318 setPowerMode(display, mode);
1319 return NO_ERROR;
1320 }
1321 case GET_HDR_CAPABILITIES: {
1322 CHECK_INTERFACE(ISurfaceComposer, data, reply);
1323 sp<IBinder> display = nullptr;
1324 status_t result = data.readStrongBinder(&display);
1325 if (result != NO_ERROR) {
1326 ALOGE("getHdrCapabilities failed to readStrongBinder: %d",
1327 result);
1328 return result;
1329 }
1330 HdrCapabilities capabilities;
1331 result = getHdrCapabilities(display, &capabilities);
1332 reply->writeInt32(result);
1333 if (result == NO_ERROR) {
1334 reply->write(capabilities);
1335 }
1336 return NO_ERROR;
1337 }
1338 case ENABLE_VSYNC_INJECTIONS: {
1339 CHECK_INTERFACE(ISurfaceComposer, data, reply);
1340 bool enable = false;
1341 status_t result = data.readBool(&enable);
1342 if (result != NO_ERROR) {
1343 ALOGE("enableVSyncInjections failed to readBool: %d", result);
1344 return result;
1345 }
1346 return enableVSyncInjections(enable);
1347 }
1348 case INJECT_VSYNC: {
1349 CHECK_INTERFACE(ISurfaceComposer, data, reply);
1350 int64_t when = 0;
1351 status_t result = data.readInt64(&when);
1352 if (result != NO_ERROR) {
1353 ALOGE("enableVSyncInjections failed to readInt64: %d", result);
1354 return result;
1355 }
1356 return injectVSync(when);
1357 }
1358 case GET_LAYER_DEBUG_INFO: {
1359 CHECK_INTERFACE(ISurfaceComposer, data, reply);
1360 std::vector<LayerDebugInfo> outLayers;
1361 status_t result = getLayerDebugInfo(&outLayers);
1362 reply->writeInt32(result);
1363 if (result == NO_ERROR)
1364 {
1365 result = reply->writeParcelableVector(outLayers);
1366 }
1367 return result;
1368 }
1369 case GET_COMPOSITION_PREFERENCE: {
1370 CHECK_INTERFACE(ISurfaceComposer, data, reply);
1371 ui::Dataspace defaultDataspace;
1372 ui::PixelFormat defaultPixelFormat;
1373 ui::Dataspace wideColorGamutDataspace;
1374 ui::PixelFormat wideColorGamutPixelFormat;
1375 status_t error =
1376 getCompositionPreference(&defaultDataspace, &defaultPixelFormat,
1377 &wideColorGamutDataspace, &wideColorGamutPixelFormat);
1378 reply->writeInt32(error);
1379 if (error == NO_ERROR) {
1380 reply->writeInt32(static_cast<int32_t>(defaultDataspace));
1381 reply->writeInt32(static_cast<int32_t>(defaultPixelFormat));
1382 reply->writeInt32(static_cast<int32_t>(wideColorGamutDataspace));
1383 reply->writeInt32(static_cast<int32_t>(wideColorGamutPixelFormat));
1384 }
1385 return error;
1386 }
1387 case GET_COLOR_MANAGEMENT: {
1388 CHECK_INTERFACE(ISurfaceComposer, data, reply);
1389 bool result;
1390 status_t error = getColorManagement(&result);
1391 if (error == NO_ERROR) {
1392 reply->writeBool(result);
1393 }
1394 return error;
1395 }
1396 case GET_DISPLAYED_CONTENT_SAMPLING_ATTRIBUTES: {
1397 CHECK_INTERFACE(ISurfaceComposer, data, reply);
1398
1399 sp<IBinder> display = data.readStrongBinder();
1400 ui::PixelFormat format;
1401 ui::Dataspace dataspace;
1402 uint8_t component = 0;
1403 auto result =
1404 getDisplayedContentSamplingAttributes(display, &format, &dataspace, &component);
1405 if (result == NO_ERROR) {
1406 reply->writeUint32(static_cast<uint32_t>(format));
1407 reply->writeUint32(static_cast<uint32_t>(dataspace));
1408 reply->writeUint32(static_cast<uint32_t>(component));
1409 }
1410 return result;
1411 }
1412 case SET_DISPLAY_CONTENT_SAMPLING_ENABLED: {
1413 CHECK_INTERFACE(ISurfaceComposer, data, reply);
1414
1415 sp<IBinder> display = nullptr;
1416 bool enable = false;
1417 int8_t componentMask = 0;
1418 uint64_t maxFrames = 0;
1419 status_t result = data.readStrongBinder(&display);
1420 if (result != NO_ERROR) {
1421 ALOGE("setDisplayContentSamplingEnabled failure in reading Display token: %d",
1422 result);
1423 return result;
1424 }
1425
1426 result = data.readBool(&enable);
1427 if (result != NO_ERROR) {
1428 ALOGE("setDisplayContentSamplingEnabled failure in reading enable: %d", result);
1429 return result;
1430 }
1431
1432 result = data.readByte(static_cast<int8_t*>(&componentMask));
1433 if (result != NO_ERROR) {
1434 ALOGE("setDisplayContentSamplingEnabled failure in reading component mask: %d",
1435 result);
1436 return result;
1437 }
1438
1439 result = data.readUint64(&maxFrames);
1440 if (result != NO_ERROR) {
1441 ALOGE("setDisplayContentSamplingEnabled failure in reading max frames: %d", result);
1442 return result;
1443 }
1444
1445 return setDisplayContentSamplingEnabled(display, enable,
1446 static_cast<uint8_t>(componentMask), maxFrames);
1447 }
1448 case GET_DISPLAYED_CONTENT_SAMPLE: {
1449 CHECK_INTERFACE(ISurfaceComposer, data, reply);
1450
1451 sp<IBinder> display = data.readStrongBinder();
1452 uint64_t maxFrames = 0;
1453 uint64_t timestamp = 0;
1454
1455 status_t result = data.readUint64(&maxFrames);
1456 if (result != NO_ERROR) {
1457 ALOGE("getDisplayedContentSample failure in reading max frames: %d", result);
1458 return result;
1459 }
1460
1461 result = data.readUint64(×tamp);
1462 if (result != NO_ERROR) {
1463 ALOGE("getDisplayedContentSample failure in reading timestamp: %d", result);
1464 return result;
1465 }
1466
1467 DisplayedFrameStats stats;
1468 result = getDisplayedContentSample(display, maxFrames, timestamp, &stats);
1469 if (result == NO_ERROR) {
1470 reply->writeUint64(stats.numFrames);
1471 reply->writeUint64Vector(stats.component_0_sample);
1472 reply->writeUint64Vector(stats.component_1_sample);
1473 reply->writeUint64Vector(stats.component_2_sample);
1474 reply->writeUint64Vector(stats.component_3_sample);
1475 }
1476 return result;
1477 }
1478 case GET_PROTECTED_CONTENT_SUPPORT: {
1479 CHECK_INTERFACE(ISurfaceComposer, data, reply);
1480 bool result;
1481 status_t error = getProtectedContentSupport(&result);
1482 if (error == NO_ERROR) {
1483 reply->writeBool(result);
1484 }
1485 return error;
1486 }
1487 case IS_WIDE_COLOR_DISPLAY: {
1488 CHECK_INTERFACE(ISurfaceComposer, data, reply);
1489 sp<IBinder> display = nullptr;
1490 status_t error = data.readStrongBinder(&display);
1491 if (error != NO_ERROR) {
1492 return error;
1493 }
1494 bool result;
1495 error = isWideColorDisplay(display, &result);
1496 if (error == NO_ERROR) {
1497 reply->writeBool(result);
1498 }
1499 return error;
1500 }
1501 case GET_PHYSICAL_DISPLAY_IDS: {
1502 CHECK_INTERFACE(ISurfaceComposer, data, reply);
1503 return reply->writeUint64Vector(getPhysicalDisplayIds());
1504 }
1505 case ADD_REGION_SAMPLING_LISTENER: {
1506 CHECK_INTERFACE(ISurfaceComposer, data, reply);
1507 Rect samplingArea;
1508 status_t result = data.read(samplingArea);
1509 if (result != NO_ERROR) {
1510 ALOGE("addRegionSamplingListener: Failed to read sampling area");
1511 return result;
1512 }
1513 sp<IBinder> stopLayerHandle;
1514 result = data.readNullableStrongBinder(&stopLayerHandle);
1515 if (result != NO_ERROR) {
1516 ALOGE("addRegionSamplingListener: Failed to read stop layer handle");
1517 return result;
1518 }
1519 sp<IRegionSamplingListener> listener;
1520 result = data.readNullableStrongBinder(&listener);
1521 if (result != NO_ERROR) {
1522 ALOGE("addRegionSamplingListener: Failed to read listener");
1523 return result;
1524 }
1525 return addRegionSamplingListener(samplingArea, stopLayerHandle, listener);
1526 }
1527 case REMOVE_REGION_SAMPLING_LISTENER: {
1528 CHECK_INTERFACE(ISurfaceComposer, data, reply);
1529 sp<IRegionSamplingListener> listener;
1530 status_t result = data.readNullableStrongBinder(&listener);
1531 if (result != NO_ERROR) {
1532 ALOGE("removeRegionSamplingListener: Failed to read listener");
1533 return result;
1534 }
1535 return removeRegionSamplingListener(listener);
1536 }
1537 case SET_ALLOWED_DISPLAY_CONFIGS: {
1538 CHECK_INTERFACE(ISurfaceComposer, data, reply);
1539 sp<IBinder> displayToken = data.readStrongBinder();
1540 std::vector<int32_t> allowedConfigs;
1541 data.readInt32Vector(&allowedConfigs);
1542 status_t result = setAllowedDisplayConfigs(displayToken, allowedConfigs);
1543 reply->writeInt32(result);
1544 return result;
1545 }
1546 case GET_ALLOWED_DISPLAY_CONFIGS: {
1547 CHECK_INTERFACE(ISurfaceComposer, data, reply);
1548 sp<IBinder> displayToken = data.readStrongBinder();
1549 std::vector<int32_t> allowedConfigs;
1550 status_t result = getAllowedDisplayConfigs(displayToken, &allowedConfigs);
1551 reply->writeInt32Vector(allowedConfigs);
1552 reply->writeInt32(result);
1553 return result;
1554 }
1555 case GET_DISPLAY_BRIGHTNESS_SUPPORT: {
1556 CHECK_INTERFACE(ISurfaceComposer, data, reply);
1557 sp<IBinder> displayToken;
1558 status_t error = data.readNullableStrongBinder(&displayToken);
1559 if (error != NO_ERROR) {
1560 ALOGE("getDisplayBrightnessSupport: failed to read display token: %d", error);
1561 return error;
1562 }
1563 bool support = false;
1564 error = getDisplayBrightnessSupport(displayToken, &support);
1565 reply->writeBool(support);
1566 return error;
1567 }
1568 case SET_DISPLAY_BRIGHTNESS: {
1569 CHECK_INTERFACE(ISurfaceComposer, data, reply);
1570 sp<IBinder> displayToken;
1571 status_t error = data.readNullableStrongBinder(&displayToken);
1572 if (error != NO_ERROR) {
1573 ALOGE("setDisplayBrightness: failed to read display token: %d", error);
1574 return error;
1575 }
1576 float brightness = -1.0f;
1577 error = data.readFloat(&brightness);
1578 if (error != NO_ERROR) {
1579 ALOGE("setDisplayBrightness: failed to read brightness: %d", error);
1580 return error;
1581 }
1582 return setDisplayBrightness(displayToken, brightness);
1583 }
1584 case NOTIFY_POWER_HINT: {
1585 CHECK_INTERFACE(ISurfaceComposer, data, reply);
1586 int32_t hintId;
1587 status_t error = data.readInt32(&hintId);
1588 if (error != NO_ERROR) {
1589 ALOGE("notifyPowerHint: failed to read hintId: %d", error);
1590 return error;
1591 }
1592 return notifyPowerHint(hintId);
1593 }
1594 default: {
1595 return BBinder::onTransact(code, data, reply, flags);
1596 }
1597 }
1598 }
1599
1600 } // namespace android
1601