1#!/usr/bin/env python3 2# Copyright (C) 2018 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 16import argparse 17 18from collections import namedtuple 19from google.protobuf import descriptor_pb2, message_factory, descriptor_pool 20 21CLONE_THREAD = 0x00010000 22CLONE_VFORK = 0x00004000 23CLONE_VM = 0x00000100 24 25 26def ms_to_ns(time_in_ms): 27 return int(time_in_ms * 1000000) 28 29 30def s_to_ns(time_in_s): 31 return int(time_in_s * 1000000000) 32 33 34class Trace(object): 35 36 def __init__(self, trace, prototypes): 37 self.trace = trace 38 self.prototypes = prototypes 39 self.proc_map = {} 40 self.proc_map[0] = 'idle_thread' 41 42 def add_system_info(self, arch="", fingerprint=""): 43 self.packet = self.trace.packet.add() 44 self.packet.system_info.utsname.machine = arch 45 self.packet.system_info.android_build_fingerprint = fingerprint 46 47 def add_ftrace_packet(self, cpu): 48 self.packet = self.trace.packet.add() 49 self.packet.ftrace_events.cpu = cpu 50 51 def add_packet(self, ts=None): 52 self.packet = self.trace.packet.add() 53 if ts is not None: 54 self.packet.timestamp = ts 55 return self.packet 56 57 def __add_ftrace_event(self, ts, tid): 58 ftrace = self.packet.ftrace_events.event.add() 59 ftrace.timestamp = ts 60 ftrace.pid = tid 61 return ftrace 62 63 def add_rss_stat(self, ts, tid, member, size, mm_id=None, curr=None): 64 ftrace = self.__add_ftrace_event(ts, tid) 65 rss_stat = ftrace.rss_stat 66 rss_stat.member = member 67 rss_stat.size = size 68 if mm_id is not None: 69 rss_stat.mm_id = mm_id 70 if curr is not None: 71 rss_stat.curr = curr 72 73 def add_ion_event(self, ts, tid, heap_name, len, size=0): 74 ftrace = self.__add_ftrace_event(ts, tid) 75 ion = ftrace.ion_heap_grow 76 ion.heap_name = heap_name 77 ion.len = len 78 ion.total_allocated = size 79 80 def add_oom_score_update(self, ts, oom_score_adj, pid): 81 ftrace = self.__add_ftrace_event(ts, pid) 82 oom_score = ftrace.oom_score_adj_update 83 oom_score.comm = self.proc_map[pid] 84 oom_score.oom_score_adj = oom_score_adj 85 oom_score.pid = pid 86 87 def add_sched(self, 88 ts, 89 prev_pid, 90 next_pid, 91 prev_comm=None, 92 next_comm=None, 93 prev_state=None): 94 ftrace = self.__add_ftrace_event(ts, 0) 95 ss = ftrace.sched_switch 96 ss.prev_comm = prev_comm or self.proc_map[prev_pid] 97 ss.prev_pid = prev_pid 98 ss.next_pid = next_pid 99 ss.next_comm = next_comm or self.proc_map[next_pid] 100 if prev_state: 101 if prev_state == 'R': 102 ss.prev_state = 0 103 elif prev_state == 'S': 104 ss.prev_state = 1 105 elif prev_state == 'U': 106 ss.prev_state = 2 107 else: 108 raise Exception('Invalid prev state {}'.format(prev_state)) 109 110 def add_cpufreq(self, ts, freq, cpu): 111 ftrace = self.__add_ftrace_event(ts, 0) 112 cpufreq = ftrace.cpu_frequency 113 cpufreq.state = freq 114 cpufreq.cpu_id = cpu 115 116 def add_kernel_lmk(self, ts, tid): 117 ftrace = self.__add_ftrace_event(ts, tid) 118 lowmemory_kill = ftrace.lowmemory_kill 119 lowmemory_kill.pid = tid 120 121 def add_sys_enter(self, ts, tid, id): 122 ftrace = self.__add_ftrace_event(ts, tid) 123 sys_enter = ftrace.sys_enter 124 sys_enter.id = id 125 126 def add_sys_exit(self, ts, tid, id, ret): 127 ftrace = self.__add_ftrace_event(ts, tid) 128 sys_exit = ftrace.sys_exit 129 sys_exit.id = id 130 sys_exit.ret = ret 131 132 def add_newtask(self, ts, tid, new_tid, new_comm, flags): 133 ftrace = self.__add_ftrace_event(ts, tid) 134 newtask = ftrace.task_newtask 135 newtask.pid = new_tid 136 newtask.comm = new_comm 137 newtask.clone_flags = flags 138 139 def add_process_free(self, ts, tid, comm, prio): 140 ftrace = self.__add_ftrace_event(ts, tid) 141 sched_process_free = ftrace.sched_process_free 142 sched_process_free.pid = tid 143 sched_process_free.comm = comm 144 sched_process_free.prio = prio 145 146 def add_rename(self, ts, tid, old_comm, new_comm, oom_score_adj): 147 ftrace = self.__add_ftrace_event(ts, tid) 148 task_rename = ftrace.task_rename 149 task_rename.pid = tid 150 task_rename.oldcomm = old_comm 151 task_rename.newcomm = new_comm 152 task_rename.oom_score_adj = oom_score_adj 153 154 def add_print(self, ts, tid, buf): 155 ftrace = self.__add_ftrace_event(ts, tid) 156 print_event = getattr(ftrace, 'print') 157 print_event.buf = buf 158 159 def add_kmalloc(self, ts, tid, bytes_alloc, bytes_req, call_site, gfp_flags, 160 ptr): 161 ftrace = self.__add_ftrace_event(ts, tid) 162 kmalloc = ftrace.kmalloc 163 kmalloc.bytes_alloc = bytes_alloc 164 kmalloc.bytes_req = bytes_req 165 kmalloc.call_site = call_site 166 kmalloc.gfp_flags = gfp_flags 167 kmalloc.ptr = ptr 168 169 def add_kfree(self, ts, tid, call_site, ptr): 170 ftrace = self.__add_ftrace_event(ts, tid) 171 kfree = ftrace.kfree 172 kfree.call_site = call_site 173 kfree.ptr = ptr 174 175 def add_atrace_counter(self, ts, pid, tid, buf, cnt): 176 self.add_print(ts, tid, 'C|{}|{}|{}'.format(pid, buf, cnt)) 177 178 def add_atrace_begin(self, ts, tid, pid, buf): 179 self.add_print(ts, tid, 'B|{}|{}'.format(pid, buf)) 180 181 def add_atrace_end(self, ts, tid, pid): 182 self.add_print(ts, tid, 'E|{}'.format(pid)) 183 184 def add_atrace_async_begin(self, ts, tid, pid, buf): 185 self.add_print(ts, tid, 'S|{}|{}|0'.format(pid, buf)) 186 187 def add_atrace_async_end(self, ts, tid, pid, buf): 188 self.add_print(ts, tid, 'F|{}|{}|0'.format(pid, buf)) 189 190 def add_atrace_instant(self, ts, tid, pid, buf): 191 self.add_print(ts, tid, 'I|{}|{}'.format(pid, buf)) 192 193 def add_process(self, pid, ppid, cmdline, uid=None): 194 process = self.packet.process_tree.processes.add() 195 process.pid = pid 196 process.ppid = ppid 197 process.cmdline.append(cmdline) 198 if uid is not None: 199 process.uid = uid 200 self.proc_map[pid] = cmdline 201 202 def add_thread(self, tid, tgid, cmdline, name=None): 203 thread = self.packet.process_tree.threads.add() 204 thread.tid = tid 205 thread.tgid = tgid 206 if name is not None: 207 thread.name = name 208 self.proc_map[tid] = cmdline 209 210 def add_battery_counters(self, ts, charge_uah, cap_prct, curr_ua, 211 curr_avg_ua): 212 self.packet = self.trace.packet.add() 213 self.packet.timestamp = ts 214 battery_count = self.packet.battery 215 battery_count.charge_counter_uah = charge_uah 216 battery_count.capacity_percent = cap_prct 217 battery_count.current_ua = curr_ua 218 battery_count.current_avg_ua = curr_avg_ua 219 220 def add_binder_transaction(self, transaction_id, ts_start, ts_end, tid, pid, 221 reply_id, reply_ts_start, reply_ts_end, reply_tid, 222 reply_pid): 223 # Binder transaction start. 224 ftrace = self.__add_ftrace_event(ts_start, tid) 225 binder_transaction = ftrace.binder_transaction 226 binder_transaction.debug_id = transaction_id 227 binder_transaction.to_proc = reply_pid 228 binder_transaction.to_thread = reply_tid 229 binder_transaction.reply = False 230 231 # Binder reply start 232 ftrace = self.__add_ftrace_event(reply_ts_start, reply_tid) 233 binder_transaction_received = ftrace.binder_transaction_received 234 binder_transaction_received.debug_id = transaction_id 235 236 # Binder reply finish 237 ftrace = self.__add_ftrace_event(reply_ts_end, reply_tid) 238 reply_binder_transaction = ftrace.binder_transaction 239 reply_binder_transaction.debug_id = reply_id 240 reply_binder_transaction.to_proc = pid 241 reply_binder_transaction.to_thread = tid 242 reply_binder_transaction.reply = True 243 244 # Binder transaction finish 245 ftrace = self.__add_ftrace_event(ts_end, tid) 246 reply_binder_transaction_received = ftrace.binder_transaction_received 247 reply_binder_transaction_received.debug_id = reply_id 248 249 def add_battery_counters_no_curr_ua(self, ts, charge_uah, cap_prct, 250 curr_avg_ua): 251 self.packet = self.trace.packet.add() 252 self.packet.timestamp = ts 253 battery_count = self.packet.battery 254 battery_count.charge_counter_uah = charge_uah 255 battery_count.capacity_percent = cap_prct 256 battery_count.current_avg_ua = curr_avg_ua 257 258 def add_power_rails_desc(self, index_val, name): 259 power_rails = self.packet.power_rails 260 descriptor = power_rails.rail_descriptor.add() 261 descriptor.index = index_val 262 descriptor.rail_name = name 263 264 def add_power_rails_data(self, ts, index_val, value): 265 power_rails = self.packet.power_rails 266 energy_data = power_rails.energy_data.add() 267 energy_data.index = index_val 268 energy_data.timestamp_ms = ts 269 energy_data.energy = value 270 271 def add_package_list(self, ts, name, uid, version_code): 272 packet = self.add_packet() 273 packet.timestamp = ts 274 plist = packet.packages_list 275 pinfo = plist.packages.add() 276 pinfo.name = name 277 pinfo.uid = uid 278 pinfo.version_code = version_code 279 280 def add_profile_packet(self, ts): 281 packet = self.add_packet() 282 packet.timestamp = ts 283 return packet.profile_packet 284 285 def add_clock_snapshot(self, clocks, seq_id=None): 286 packet = self.add_packet() 287 if seq_id is not None: 288 packet.trusted_packet_sequence_id = seq_id 289 snap = self.packet.clock_snapshot 290 for k, v in clocks.items(): 291 clock = snap.clocks.add() 292 clock.clock_id = k 293 clock.timestamp = v 294 295 def add_gpu_counter_spec(self, 296 ts, 297 counter_id, 298 name, 299 description=None, 300 unit_numerators=[], 301 unit_denominators=[]): 302 packet = self.add_packet() 303 packet.timestamp = ts 304 gpu_counters = packet.gpu_counter_event 305 counter_desc = gpu_counters.counter_descriptor 306 spec = counter_desc.specs.add() 307 spec.counter_id = counter_id 308 spec.name = name 309 if description is not None: 310 spec.description = description 311 spec.numerator_units.extend(unit_numerators) 312 spec.denominator_units.extend(unit_denominators) 313 314 def add_gpu_counter(self, ts, counter_id, value, clock_id=None, seq_id=None): 315 packet = self.add_packet() 316 packet.timestamp = ts 317 if clock_id is not None: 318 packet.timestamp_clock_id = clock_id 319 if seq_id is not None: 320 packet.trusted_packet_sequence_id = seq_id 321 gpu_counters = self.packet.gpu_counter_event 322 gpu_counter = gpu_counters.counters.add() 323 gpu_counter.counter_id = counter_id 324 gpu_counter.int_value = value 325 326 def add_gpu_render_stages_hw_queue_spec(self, specs=[]): 327 packet = self.add_packet() 328 spec = self.packet.gpu_render_stage_event.specifications 329 for s in specs: 330 hw_queue = spec.hw_queue.add() 331 hw_queue.name = s.get('name', '') 332 if 'description' in s: 333 hw_queue.description = s['description'] 334 335 def add_gpu_render_stages_stage_spec(self, specs=[]): 336 packet = self.add_packet() 337 spec = self.packet.gpu_render_stage_event.specifications 338 for s in specs: 339 stage = spec.stage.add() 340 stage.name = s.get('name', '') 341 if 'description' in s: 342 stage.description = s['description'] 343 344 def add_gpu_render_stages(self, 345 ts, 346 event_id, 347 duration, 348 hw_queue_id, 349 stage_id, 350 context, 351 render_target_handle=None, 352 render_pass_handle=None, 353 render_subpass_index_mask=None, 354 command_buffer_handle=None, 355 submission_id=None, 356 extra_data={}): 357 packet = self.add_packet() 358 packet.timestamp = ts 359 render_stage = self.packet.gpu_render_stage_event 360 render_stage.event_id = event_id 361 render_stage.duration = duration 362 render_stage.hw_queue_id = hw_queue_id 363 render_stage.stage_id = stage_id 364 render_stage.context = context 365 if render_target_handle is not None: 366 render_stage.render_target_handle = render_target_handle 367 if render_pass_handle is not None: 368 render_stage.render_pass_handle = render_pass_handle 369 if render_subpass_index_mask is not None: 370 for mask in render_subpass_index_mask: 371 render_stage.render_subpass_index_mask.append(mask) 372 if command_buffer_handle is not None: 373 render_stage.command_buffer_handle = command_buffer_handle 374 if submission_id is not None: 375 render_stage.submission_id = submission_id 376 for key, value in extra_data.items(): 377 data = render_stage.extra_data.add() 378 data.name = key 379 if value is not None: 380 data.value = value 381 382 def add_vk_debug_marker(self, ts, pid, vk_device, obj_type, obj, obj_name): 383 packet = self.add_packet() 384 packet.timestamp = ts 385 debug_marker = (self.packet.vulkan_api_event.vk_debug_utils_object_name) 386 debug_marker.pid = pid 387 debug_marker.vk_device = vk_device 388 debug_marker.object_type = obj_type 389 debug_marker.object = obj 390 debug_marker.object_name = obj_name 391 392 def add_vk_queue_submit(self, ts, dur, pid, tid, vk_queue, vk_command_buffers, 393 submission_id): 394 packet = self.add_packet() 395 packet.timestamp = ts 396 submit = (self.packet.vulkan_api_event.vk_queue_submit) 397 submit.duration_ns = dur 398 submit.pid = pid 399 submit.tid = tid 400 for cmd in vk_command_buffers: 401 submit.vk_command_buffers.append(cmd) 402 submit.submission_id = submission_id 403 404 def add_gpu_log(self, ts, severity, tag, message): 405 packet = self.add_packet() 406 packet.timestamp = ts 407 gpu_log = self.packet.gpu_log 408 gpu_log.severity = severity 409 gpu_log.tag = tag 410 gpu_log.log_message = message 411 412 def add_buffer_event_packet(self, ts, buffer_id, layer_name, frame_number, 413 event_type, duration): 414 packet = self.add_packet() 415 packet.timestamp = ts 416 buffer_event = packet.graphics_frame_event.buffer_event 417 if buffer_id >= 0: 418 buffer_event.buffer_id = buffer_id 419 buffer_event.layer_name = layer_name 420 buffer_event.frame_number = frame_number 421 if event_type >= 0: 422 buffer_event.type = event_type 423 buffer_event.duration_ns = duration 424 425 def add_cpu(self, freqs): 426 cpu = self.packet.cpu_info.cpus.add() 427 for freq in freqs: 428 cpu.frequencies.append(freq) 429 430 def add_process_stats(self, pid, freqs): 431 process = self.packet.process_stats.processes.add() 432 process.pid = pid 433 thread = process.threads.add() 434 thread.tid = pid * 10 435 for index in freqs: 436 thread.cpu_freq_indices.append(index) 437 thread.cpu_freq_ticks.append(freqs[index]) 438 439 def add_gpu_mem_total_ftrace_event(self, ftrace_pid, pid, ts, size): 440 ftrace = self.__add_ftrace_event(ts, ftrace_pid) 441 gpu_mem_total_ftrace_event = ftrace.gpu_mem_total 442 gpu_mem_total_ftrace_event.pid = pid 443 gpu_mem_total_ftrace_event.size = size 444 445 def add_gpu_mem_total_event(self, pid, ts, size): 446 packet = self.add_packet() 447 packet.timestamp = ts 448 gpu_mem_total_event = packet.gpu_mem_total_event 449 gpu_mem_total_event.pid = pid 450 gpu_mem_total_event.size = size 451 452 def add_sched_blocked_reason(self, ts, pid, io_wait, unblock_pid): 453 ftrace = self.__add_ftrace_event(ts, unblock_pid) 454 sched_blocked_reason = ftrace.sched_blocked_reason 455 sched_blocked_reason.pid = pid 456 sched_blocked_reason.io_wait = io_wait 457 458 def add_track_event(self, 459 name=None, 460 ts=None, 461 track=None, 462 trusted_sequence_id=0, 463 cpu_time=None): 464 packet = self.add_packet(ts=ts) 465 if name is not None: 466 packet.track_event.name = name 467 if track is not None: 468 packet.track_event.track_uuid = track 469 packet.trusted_packet_sequence_id = trusted_sequence_id 470 if cpu_time is not None: 471 packet.track_event.extra_counter_values.append(cpu_time) 472 return packet 473 474 def add_track_descriptor(self, uuid, parent=None): 475 packet = self.add_packet() 476 track_descriptor = packet.track_descriptor 477 if uuid is not None: 478 track_descriptor.uuid = uuid 479 if parent is not None: 480 track_descriptor.parent_uuid = parent 481 return packet 482 483 def add_process_track_descriptor(self, process_track, pid=None): 484 packet = self.add_track_descriptor(process_track) 485 packet.track_descriptor.process.pid = pid 486 return packet 487 488 def add_chrome_process_track_descriptor( 489 self, 490 process_track, 491 pid=None, 492 process_type=None, 493 host_app_package_name="org.chromium.chrome"): 494 if process_type is None: 495 process_type = self.prototypes.ChromeProcessDescriptor \ 496 .ProcessType \ 497 .PROCESS_RENDERER 498 499 packet = self.add_process_track_descriptor(process_track, pid=pid) 500 chrome_process = packet.track_descriptor.chrome_process 501 chrome_process.process_type = process_type 502 chrome_process.host_app_package_name = host_app_package_name 503 return packet 504 505 def add_thread_track_descriptor(self, 506 process_track, 507 thread_track, 508 trusted_packet_sequence_id=None, 509 pid=None, 510 tid=None): 511 packet = self.add_track_descriptor(thread_track, parent=process_track) 512 packet.trusted_packet_sequence_id = trusted_packet_sequence_id 513 packet.track_descriptor.thread.pid = pid 514 packet.track_descriptor.thread.tid = tid 515 return packet 516 517 def add_chrome_thread_track_descriptor(self, 518 process_track, 519 thread_track, 520 trusted_packet_sequence_id=None, 521 pid=None, 522 tid=None, 523 thread_type=None): 524 if thread_type is None: 525 thread_type = self.prototypes.ThreadDescriptor \ 526 .ChromeThreadType \ 527 .CHROME_THREAD_TYPE_UNSPECIFIED 528 529 packet = self.add_thread_track_descriptor( 530 process_track, 531 thread_track, 532 trusted_packet_sequence_id=trusted_packet_sequence_id, 533 pid=pid, 534 tid=tid) 535 packet.track_descriptor.thread.chrome_thread_type = thread_type 536 return packet 537 538 def add_trace_packet_defaults(self, 539 trusted_packet_sequence_id=None, 540 thread_track=None, 541 counter_track=None): 542 packet = self.add_track_descriptor(None) 543 packet.trusted_packet_sequence_id = trusted_packet_sequence_id 544 track_event_defaults = packet.trace_packet_defaults.track_event_defaults 545 track_event_defaults.track_uuid = thread_track 546 track_event_defaults.extra_counter_track_uuids.append(counter_track) 547 return packet 548 549 def add_counter_track_descriptor(self, 550 trusted_packet_sequence_id=None, 551 thread_track=None, 552 counter_track=None): 553 packet = self.add_track_descriptor(counter_track, parent=thread_track) 554 packet.trusted_packet_sequence_id = trusted_packet_sequence_id 555 packet.track_descriptor.counter.type = self.prototypes.CounterDescriptor \ 556 .BuiltinCounterType \ 557 .COUNTER_THREAD_TIME_NS 558 return packet 559 560 def add_chrome_thread_with_cpu_counter(self, 561 process_track, 562 thread_track, 563 trusted_packet_sequence_id=None, 564 counter_track=None, 565 pid=None, 566 tid=None, 567 thread_type=None): 568 self.add_chrome_thread_track_descriptor( 569 process_track, 570 thread_track, 571 trusted_packet_sequence_id=trusted_packet_sequence_id, 572 pid=pid, 573 tid=tid, 574 thread_type=thread_type) 575 self.add_trace_packet_defaults( 576 trusted_packet_sequence_id=trusted_packet_sequence_id, 577 counter_track=counter_track, 578 thread_track=thread_track) 579 580 self.add_counter_track_descriptor( 581 trusted_packet_sequence_id=trusted_packet_sequence_id, 582 counter_track=counter_track, 583 thread_track=thread_track) 584 585 def add_track_event_slice_begin(self, 586 name, 587 ts, 588 track=None, 589 trusted_sequence_id=0, 590 cpu_time=None): 591 packet = self.add_track_event( 592 name, 593 ts=ts, 594 track=track, 595 trusted_sequence_id=trusted_sequence_id, 596 cpu_time=cpu_time) 597 packet.track_event.type = self.prototypes.TrackEvent.Type.TYPE_SLICE_BEGIN 598 return packet 599 600 def add_track_event_slice_end(self, 601 ts, 602 track=None, 603 trusted_sequence_id=0, 604 cpu_time=None): 605 packet = self.add_track_event( 606 ts=ts, 607 track=track, 608 trusted_sequence_id=trusted_sequence_id, 609 cpu_time=cpu_time) 610 packet.track_event.type = self.prototypes.TrackEvent.Type.TYPE_SLICE_END 611 return packet 612 613 # Returns the start slice packet. 614 def add_track_event_slice(self, 615 name, 616 ts, 617 dur, 618 track=None, 619 trusted_sequence_id=0, 620 cpu_start=None, 621 cpu_delta=None): 622 623 packet = self.add_track_event_slice_begin( 624 name, 625 ts, 626 track=track, 627 trusted_sequence_id=trusted_sequence_id, 628 cpu_time=cpu_start) 629 630 if dur >= 0: 631 cpu_end = cpu_start + cpu_delta if cpu_start is not None else None 632 self.add_track_event_slice_end( 633 ts + dur, 634 track=track, 635 trusted_sequence_id=trusted_sequence_id, 636 cpu_time=cpu_end) 637 638 return packet 639 640 def add_rail_mode_slice(self, ts, dur, track, mode): 641 packet = self.add_track_event_slice( 642 "Scheduler.RAILMode", ts=ts, dur=dur, track=track) 643 packet.track_event.chrome_renderer_scheduler_state.rail_mode = mode 644 645 def add_latency_info_flow(self, 646 ts, 647 dur, 648 track=None, 649 trusted_sequence_id=None, 650 trace_id=None, 651 step=None, 652 flow_ids=[], 653 terminating_flow_ids=[]): 654 packet = self.add_track_event_slice( 655 "LatencyInfo.Flow", 656 ts, 657 dur, 658 track=track, 659 trusted_sequence_id=trusted_sequence_id) 660 if trace_id is not None: 661 packet.track_event.chrome_latency_info.trace_id = trace_id 662 if step is not None: 663 packet.track_event.chrome_latency_info.step = step 664 for flow_id in flow_ids: 665 packet.track_event.flow_ids.append(flow_id) 666 for flow_id in terminating_flow_ids: 667 packet.track_event.terminating_flow_ids.append(flow_id) 668 return packet 669 670 def add_input_latency_event_slice(self, 671 name, 672 ts, 673 dur, 674 track=None, 675 trace_id=None, 676 gesture_scroll_id=None, 677 touch_id=None, 678 is_coalesced=None, 679 gets_to_gpu=True): 680 packet = self.add_track_event_slice( 681 "InputLatency::" + name, ts=ts, dur=dur, track=track) 682 latency_info = packet.track_event.chrome_latency_info 683 latency_info.trace_id = trace_id 684 if gesture_scroll_id is not None: 685 latency_info.gesture_scroll_id = gesture_scroll_id 686 if touch_id is not None: 687 latency_info.touch_id = touch_id 688 if gets_to_gpu: 689 component = latency_info.component_info.add() 690 component.component_type = self.prototypes \ 691 .ChromeLatencyInfo.ComponentType \ 692 .COMPONENT_INPUT_EVENT_GPU_SWAP_BUFFER 693 if is_coalesced is not None: 694 latency_info.is_coalesced = is_coalesced 695 return packet 696 697 def add_chrome_metadata(self, os_name=None): 698 metadata = self.add_packet().chrome_events.metadata.add() 699 if os_name is not None: 700 metadata.name = "os-name" 701 metadata.string_value = os_name 702 703 return metadata 704 705 def add_expected_display_frame_start_event(self, ts, cookie, token, pid): 706 packet = self.add_packet() 707 packet.timestamp = ts 708 event = packet.frame_timeline_event.expected_display_frame_start 709 if token != -1: 710 event.cookie = cookie 711 event.token = token 712 event.pid = pid 713 714 def add_actual_display_frame_start_event(self, ts, cookie, token, pid, 715 present_type, on_time_finish, 716 gpu_composition, jank_type, 717 prediction_type): 718 packet = self.add_packet() 719 packet.timestamp = ts 720 event = packet.frame_timeline_event.actual_display_frame_start 721 if token != -1: 722 event.cookie = cookie 723 event.token = token 724 event.pid = pid 725 event.present_type = present_type 726 event.on_time_finish = on_time_finish 727 event.gpu_composition = gpu_composition 728 event.jank_type = jank_type 729 event.prediction_type = prediction_type 730 731 def add_expected_surface_frame_start_event(self, ts, cookie, token, 732 display_frame_token, pid, 733 layer_name): 734 packet = self.add_packet() 735 packet.timestamp = ts 736 event = packet.frame_timeline_event.expected_surface_frame_start 737 if token != -1 and display_frame_token != -1: 738 event.cookie = cookie 739 event.token = token 740 event.display_frame_token = display_frame_token 741 event.pid = pid 742 event.layer_name = layer_name 743 744 def add_actual_surface_frame_start_event(self, ts, cookie, token, 745 display_frame_token, pid, layer_name, 746 present_type, on_time_finish, 747 gpu_composition, jank_type, 748 prediction_type): 749 packet = self.add_packet() 750 packet.timestamp = ts 751 event = packet.frame_timeline_event.actual_surface_frame_start 752 if token != -1 and display_frame_token != -1: 753 event.cookie = cookie 754 event.token = token 755 event.display_frame_token = display_frame_token 756 event.pid = pid 757 event.layer_name = layer_name 758 event.present_type = present_type 759 event.on_time_finish = on_time_finish 760 event.gpu_composition = gpu_composition 761 event.jank_type = jank_type 762 event.prediction_type = prediction_type 763 764 def add_frame_end_event(self, ts, cookie): 765 packet = self.add_packet() 766 packet.timestamp = ts 767 event = packet.frame_timeline_event.frame_end 768 event.cookie = cookie 769 770 771def read_descriptor(file_name): 772 with open(file_name, 'rb') as f: 773 contents = f.read() 774 775 descriptor = descriptor_pb2.FileDescriptorSet() 776 descriptor.MergeFromString(contents) 777 778 return descriptor 779 780 781def create_pool(args): 782 trace_descriptor = read_descriptor(args.trace_descriptor) 783 784 pool = descriptor_pool.DescriptorPool() 785 for file in trace_descriptor.file: 786 pool.Add(file) 787 788 return pool 789 790 791def create_trace(): 792 parser = argparse.ArgumentParser() 793 parser.add_argument( 794 'trace_descriptor', type=str, help='location of trace descriptor') 795 args = parser.parse_args() 796 797 pool = create_pool(args) 798 factory = message_factory.MessageFactory(pool) 799 ProtoTrace = factory.GetPrototype( 800 pool.FindMessageTypeByName('perfetto.protos.Trace')) 801 802 class EnumPrototype(object): 803 804 def from_descriptor(desc): 805 res = EnumPrototype() 806 for desc in desc.values: 807 setattr(res, desc.name, desc.number) 808 return res 809 810 ChromeLatencyInfo = namedtuple('ChromeLatencyInfo', [ 811 'ComponentType', 812 'Step', 813 ]) 814 815 Prototypes = namedtuple('Prototypes', [ 816 'TrackEvent', 817 'ChromeRAILMode', 818 'ChromeLatencyInfo', 819 'ChromeProcessDescriptor', 820 'CounterDescriptor', 821 'ThreadDescriptor', 822 ]) 823 824 chrome_latency_info_prototypes = ChromeLatencyInfo( 825 ComponentType=EnumPrototype.from_descriptor( 826 pool.FindEnumTypeByName( 827 'perfetto.protos.ChromeLatencyInfo.LatencyComponentType')), 828 Step=EnumPrototype.from_descriptor( 829 pool.FindEnumTypeByName('perfetto.protos.ChromeLatencyInfo.Step')), 830 ) 831 832 prototypes = Prototypes( 833 TrackEvent=factory.GetPrototype( 834 pool.FindMessageTypeByName('perfetto.protos.TrackEvent')), 835 ChromeRAILMode=EnumPrototype.from_descriptor( 836 pool.FindEnumTypeByName('perfetto.protos.ChromeRAILMode')), 837 ChromeLatencyInfo=chrome_latency_info_prototypes, 838 ChromeProcessDescriptor=factory.GetPrototype( 839 pool.FindMessageTypeByName( 840 'perfetto.protos.ChromeProcessDescriptor')), 841 CounterDescriptor=factory.GetPrototype( 842 pool.FindMessageTypeByName('perfetto.protos.CounterDescriptor')), 843 ThreadDescriptor=factory.GetPrototype( 844 pool.FindMessageTypeByName('perfetto.protos.ThreadDescriptor')), 845 ) 846 return Trace(ProtoTrace(), prototypes) 847