#!/usr/bin/env python3 # # Copyright (c) 2013,Thibault Saunier # # This program is free software; you can redistribute it and/or # modify it under the terms of the GNU Lesser General Public # License as published by the Free Software Foundation; either # version 2.1 of the License, or (at your option) any later version. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU # Lesser General Public License for more details. # # You should have received a copy of the GNU Lesser General Public # License along with this program; if not, write to the # Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, # Boston, MA 02110-1301, USA. """ Class representing tests and test managers. """ import json import os import sys import re import copy import socketserver import struct import time from . import utils import signal import urllib.parse import subprocess import threading import queue from . import reporters import configparser from . import loggable from .loggable import Loggable import xml.etree.cElementTree as ET from .utils import mkdir, Result, Colors, printc, DEFAULT_TIMEOUT, GST_SECOND, \ Protocols, look_for_file_in_source_dir, get_data_file, BackTraceGenerator, \ check_bugs_resolution # The factor by which we increase the hard timeout when running inside # Valgrind GDB_TIMEOUT_FACTOR = VALGRIND_TIMEOUT_FACTOR = 20 TIMEOUT_FACTOR = float(os.environ.get("TIMEOUT_FACTOR", 1)) # The error reported by valgrind when detecting errors VALGRIND_ERROR_CODE = 20 VALIDATE_OVERRIDE_EXTENSION = ".override" COREDUMP_SIGNALS = [-signal.SIGQUIT, -signal.SIGILL, -signal.SIGABRT, -signal.SIGFPE, -signal.SIGSEGV, -signal.SIGBUS, -signal.SIGSYS, -signal.SIGTRAP, -signal.SIGXCPU, -signal.SIGXFSZ, -signal.SIGIOT, 139] class Test(Loggable): """ A class representing a particular test. """ def __init__(self, application_name, classname, options, reporter, duration=0, timeout=DEFAULT_TIMEOUT, hard_timeout=None, extra_env_variables=None, expected_failures=None): """ @timeout: The timeout during which the value return by get_current_value keeps being exactly equal @hard_timeout: Max time the test can take in absolute """ Loggable.__init__(self) self.timeout = timeout * TIMEOUT_FACTOR if hard_timeout: self.hard_timeout = hard_timeout * TIMEOUT_FACTOR else: self.hard_timeout = hard_timeout self.classname = classname self.options = options self.application = application_name self.command = [] self.reporter = reporter self.process = None self.proc_env = None self.thread = None self.queue = None self.duration = duration self.stack_trace = None if expected_failures is None: self.expected_failures = [] elif not isinstance(expected_failures, list): self.expected_failures = [expected_failures] else: self.expected_failures = expected_failures extra_env_variables = extra_env_variables or {} self.extra_env_variables = extra_env_variables self.clean() def clean(self): self.kill_subprocess() self.message = "" self.error_str = "" self.time_taken = 0.0 self._starting_time = None self.result = Result.NOT_RUN self.logfile = None self.out = None self.extra_logfiles = [] self.__env_variable = [] self.kill_subprocess() def __str__(self): string = self.classname if self.result != Result.NOT_RUN: string += ": " + self.result if self.result in [Result.FAILED, Result.TIMEOUT]: string += " '%s'\n" \ " You can reproduce with: %s %s\n" \ % (self.message, self._env_variable, ' '.join(self.command)) if not self.options.redirect_logs: string += " You can find logs in:\n" \ " - %s" % (self.logfile) for log in self.extra_logfiles: string += "\n - %s" % log return string def add_env_variable(self, variable, value=None): """ Only usefull so that the gst-validate-launcher can print the exact right command line to reproduce the tests """ if value is None: value = os.environ.get(variable, None) if value is None: return self.__env_variable.append(variable) @property def _env_variable(self): res = "" for var in set(self.__env_variable): if res: res += " " value = self.proc_env.get(var, None) if value: res += "%s='%s'" % (var, value) return res def open_logfile(self): if self.out: return path = os.path.join(self.options.logsdir, self.classname.replace(".", os.sep)) mkdir(os.path.dirname(path)) self.logfile = path if self.options.redirect_logs == 'stdout': self.out = sys.stdout elif self.options.redirect_logs == 'stderr': self.out = sys.stderr else: self.out = open(path, 'w+') def close_logfile(self): if not self.options.redirect_logs: self.out.close() self.out = None def _get_file_content(self, file_name): f = open(file_name, 'r+') value = f.read() f.close() return value def get_log_content(self): return self._get_file_content(self.logfile) def get_extra_log_content(self, extralog): if extralog not in self.extra_logfiles: return "" return self._get_file_content(extralog) def get_classname(self): name = self.classname.split('.')[-1] classname = self.classname.replace('.%s' % name, '') return classname def get_name(self): return self.classname.split('.')[-1] def add_arguments(self, *args): self.command += args def build_arguments(self): self.add_env_variable("LD_PRELOAD") self.add_env_variable("DISPLAY") def add_stack_trace_to_logfile(self): trace_gatherer = BackTraceGenerator.get_default() stack_trace = trace_gatherer.get_trace(self) if not stack_trace: return info = "\n\n== Stack trace: == \n%s" % stack_trace if self.options.redirect_logs: print(info) elif self.options.xunit_file: self.stack_trace = stack_trace else: with open(self.logfile, 'a') as f: f.write(info) def set_result(self, result, message="", error=""): self.debug("Setting result: %s (message: %s, error: %s)" % (result, message, error)) if result is Result.TIMEOUT: if self.options.debug is True: if self.options.gdb: printc("Timeout, you should process c to get into gdb", Colors.FAIL) # and wait here until gdb exits self.process.communicate() else: pname = subprocess.check_output(("readlink -e /proc/%s/exe" % self.process.pid).decode().split(' ')).replace('\n', '') input("%sTimeout happened you can attach gdb doing: $gdb %s %d%s\n" "Press enter to continue" % (Colors.FAIL, pname, self.process.pid, Colors.ENDC)) else: self.add_stack_trace_to_logfile() self.result = result self.message = message self.error_str = error def check_results(self): if self.result is Result.FAILED or self.result is Result.TIMEOUT: return self.debug("%s returncode: %s", self, self.process.returncode) if self.process.returncode == 0: self.set_result(Result.PASSED) elif self.process.returncode in [-signal.SIGSEGV, -signal.SIGABRT, 139]: self.add_stack_trace_to_file() self.set_result(Result.FAILED, "Application segfaulted, returne code: %d" % ( self.process.returncode)) elif self.process.returncode == VALGRIND_ERROR_CODE: self.set_result(Result.FAILED, "Valgrind reported errors") else: self.set_result(Result.FAILED, "Application returned %d" % (self.process.returncode)) def get_current_value(self): """ Lets subclasses implement a nicer timeout measurement method They should return some value with which we will compare the previous and timeout if they are egual during self.timeout seconds """ return Result.NOT_RUN def process_update(self): """ Returns True when process has finished running or has timed out. """ if self.process is None: # Process has not started running yet return False self.process.poll() if self.process.returncode is not None: return True val = self.get_current_value() self.debug("Got value: %s" % val) if val is Result.NOT_RUN: # The get_current_value logic is not implemented... dumb # timeout if time.time() - self.last_change_ts > self.timeout: self.set_result(Result.TIMEOUT, "Application timed out: %s secs" % self.timeout, "timeout") return True return False elif val is Result.FAILED: return True elif val is Result.KNOWN_ERROR: return True self.log("New val %s" % val) if val == self.last_val: delta = time.time() - self.last_change_ts self.debug("%s: Same value for %d/%d seconds" % (self, delta, self.timeout)) if delta > self.timeout: self.set_result(Result.TIMEOUT, "Application timed out: %s secs" % self.timeout, "timeout") return True elif self.hard_timeout and time.time() - self.start_ts > self.hard_timeout: self.set_result( Result.TIMEOUT, "Hard timeout reached: %d secs" % self.hard_timeout) return True else: self.last_change_ts = time.time() self.last_val = val return False def get_subproc_env(self): return os.environ def kill_subprocess(self): if self.process is None: return stime = time.time() res = self.process.poll() while res is None: try: self.debug("Subprocess is still alive, sending KILL signal") self.process.send_signal(signal.SIGKILL) time.sleep(1) except OSError: pass if time.time() - stime > DEFAULT_TIMEOUT: raise RuntimeError("Could not kill subprocess after %s second" " Something is really wrong, => EXITING" % DEFAULT_TIMEOUT) res = self.process.poll() def thread_wrapper(self): self.process = subprocess.Popen(self.command, stderr=self.out, stdout=self.out, env=self.proc_env) self.process.wait() if self.result is not Result.TIMEOUT: self.queue.put(None) def get_valgrind_suppression_file(self, subdir, name): p = get_data_file(subdir, name) if p: return p self.error("Could not find any %s file" % name) def get_valgrind_suppressions(self): return [self.get_valgrind_suppression_file('data', 'gstvalidate.supp')] def use_gdb(self): if self.hard_timeout is not None: self.hard_timeout *= GDB_TIMEOUT_FACTOR self.timeout *= GDB_TIMEOUT_FACTOR self.command = ["gdb", "-ex", "run", "-ex", "quit", "--args"] + self.command def use_valgrind(self): vglogsfile = self.logfile + '.valgrind' self.extra_logfiles.append(vglogsfile) vg_args = [] for o, v in [('trace-children', 'yes'), ('tool', 'memcheck'), ('leak-check', 'full'), ('leak-resolution', 'high'), # TODO: errors-for-leak-kinds should be set to all instead of definite # and all false positives should be added to suppression files. ('errors-for-leak-kinds', 'definite'), ('num-callers', '20'), ('log-file', vglogsfile), ('error-exitcode', str(VALGRIND_ERROR_CODE)), ('gen-suppressions', 'all')]: vg_args.append("--%s=%s" % (o, v)) for supp in self.get_valgrind_suppressions(): vg_args.append("--suppressions=%s" % supp) self.command = ["valgrind"] + vg_args + self.command # Tune GLib's memory allocator to be more valgrind friendly self.proc_env['G_DEBUG'] = 'gc-friendly' self.add_env_variable('G_DEBUG', 'gc-friendly') self.proc_env['G_SLICE'] = 'always-malloc' self.add_env_variable('G_SLICE', 'always-malloc') if self.hard_timeout is not None: self.hard_timeout *= VALGRIND_TIMEOUT_FACTOR self.timeout *= VALGRIND_TIMEOUT_FACTOR # Enable 'valgrind.config' vg_config = get_data_file('data', 'valgrind.config') if self.proc_env.get('GST_VALIDATE_CONFIG'): self.proc_env['GST_VALIDATE_CONFIG'] = '%s%s%s' % (self.proc_env['GST_VALIDATE_CONFIG'], os.pathsep, vg_config) else: self.proc_env['GST_VALIDATE_CONFIG'] = vg_config self.add_env_variable('GST_VALIDATE_CONFIG', self.proc_env['GST_VALIDATE_CONFIG']) def test_start(self, queue): self.open_logfile() self.queue = queue self.command = [self.application] self._starting_time = time.time() self.build_arguments() self.proc_env = self.get_subproc_env() for var, value in list(self.extra_env_variables.items()): value = self.proc_env.get(var, '') + os.pathsep + value self.proc_env[var] = value.strip(os.pathsep) self.add_env_variable(var, self.proc_env[var]) if self.options.gdb: self.use_gdb() if self.options.valgrind: self.use_valgrind() message = "Launching: %s%s\n" \ " Command: '%s %s'\n" % (Colors.ENDC, self.classname, self._env_variable, ' '.join(self.command)) if not self.options.redirect_logs: message += " Logs:\n" \ " - %s" % (self.logfile) for log in self.extra_logfiles: message += "\n - %s" % log self.out.write("=================\n" "Test name: %s\n" "Command: '%s'\n" "=================\n\n" % (self.classname, ' '.join(self.command))) self.out.flush() printc(message, Colors.OKBLUE) self.thread = threading.Thread(target=self.thread_wrapper) self.thread.start() self.last_val = 0 self.last_change_ts = time.time() self.start_ts = time.time() def _dump_log_file(self, logfile): message = "Dumping contents of %s\n" % logfile printc(message, Colors.FAIL) with open(logfile, 'r') as fin: print(fin.read()) def _dump_log_files(self): printc("Dumping log files on failure\n", Colors.FAIL) self._dump_log_file(self.logfile) for logfile in self.extra_logfiles: self._dump_log_file(logfile) def test_end(self): self.kill_subprocess() self.thread.join() self.time_taken = time.time() - self._starting_time printc("%s: %s%s\n" % (self.classname, self.result, " (" + self.message + ")" if self.message else ""), color=utils.get_color_for_result(self.result)) self.close_logfile() if self.options.dump_on_failure: if self.result is not Result.PASSED: self._dump_log_files() return self.result class GstValidateListener(socketserver.BaseRequestHandler): def handle(self): """Implements BaseRequestHandler handle method""" while True: raw_len = self.request.recv(4) if raw_len == b'': return msglen = struct.unpack('>I', raw_len)[0] msg = self.request.recv(msglen).decode() if msg == '': return obj = json.loads(msg) test = getattr(self.server, "test") obj_type = obj.get("type", '') if obj_type == 'position': test.set_position(obj['position'], obj['duration'], obj['speed']) elif obj_type == 'buffering': test.set_position(obj['position'], 100) elif obj_type == 'action': test.add_action_execution(obj) elif obj_type == 'report': test.add_report(obj) class GstValidateTest(Test): """ A class representing a particular test. """ findpos_regex = re.compile( '.*position.*(\d+):(\d+):(\d+).(\d+).*duration.*(\d+):(\d+):(\d+).(\d+)') findlastseek_regex = re.compile( 'seeking to.*(\d+):(\d+):(\d+).(\d+).*stop.*(\d+):(\d+):(\d+).(\d+).*rate.*(\d+)\.(\d+)') HARD_TIMEOUT_FACTOR = 5 def __init__(self, application_name, classname, options, reporter, duration=0, timeout=DEFAULT_TIMEOUT, scenario=None, hard_timeout=None, media_descriptor=None, extra_env_variables=None, expected_failures=None): extra_env_variables = extra_env_variables or {} if not hard_timeout and self.HARD_TIMEOUT_FACTOR: if timeout: hard_timeout = timeout * self.HARD_TIMEOUT_FACTOR elif duration: hard_timeout = duration * self.HARD_TIMEOUT_FACTOR else: hard_timeout = None # If we are running from source, use the -debug version of the # application which is using rpath instead of libtool's wrappers. It's # slightly faster to start and will not confuse valgrind. debug = '%s-debug' % application_name p = look_for_file_in_source_dir('tools', debug) if p: application_name = p self.reports = [] self.position = -1 self.media_duration = -1 self.speed = 1.0 self.actions_infos = [] self.media_descriptor = media_descriptor self.server = None override_path = self.get_override_file(media_descriptor) if override_path: if extra_env_variables: if extra_env_variables.get("GST_VALIDATE_OVERRIDE", ""): extra_env_variables["GST_VALIDATE_OVERRIDE"] += os.path.pathsep extra_env_variables["GST_VALIDATE_OVERRIDE"] = override_path super(GstValidateTest, self).__init__(application_name, classname, options, reporter, duration=duration, timeout=timeout, hard_timeout=hard_timeout, extra_env_variables=extra_env_variables, expected_failures=expected_failures) # defines how much the process can be outside of the configured # segment / seek self._sent_eos_time = None if scenario is None or scenario.name.lower() == "none": self.scenario = None else: self.scenario = scenario def stop_server(self): if self.server: self.server.shutdown() self.server_thread.join() self.server.server_close() self.server = None def kill_subprocess(self): Test.kill_subprocess(self) self.stop_server() def add_report(self, report): self.reports.append(report) def set_position(self, position, duration, speed=None): self.position = position self.media_duration = duration if speed: self.speed = speed def add_action_execution(self, action_infos): if action_infos['action-type'] == 'eos': self._sent_eos_time = time.time() self.actions_infos.append(action_infos) def server_wrapper(self, ready): self.server = socketserver.TCPServer(('localhost', 0), GstValidateListener) self.server.socket.settimeout(0.0) self.server.test = self self.serverport = self.server.socket.getsockname()[1] self.info("%s server port: %s" % (self, self.serverport)) ready.set() self.server.serve_forever() def test_start(self, queue): ready = threading.Event() self.server_thread = threading.Thread(target=self.server_wrapper, kwargs={'ready': ready}) self.server_thread.start() ready.wait() Test.test_start(self, queue) def test_end(self): res = Test.test_end(self) self.stop_server() return res def get_override_file(self, media_descriptor): if media_descriptor: if media_descriptor.get_path(): override_path = os.path.splitext(media_descriptor.get_path())[0] + VALIDATE_OVERRIDE_EXTENSION if os.path.exists(override_path): return override_path return None def get_current_position(self): return self.position def get_current_value(self): if self.scenario: if self._sent_eos_time is not None: t = time.time() if ((t - self._sent_eos_time)) > 30: if self.media_descriptor.get_protocol() == Protocols.HLS: self.set_result(Result.PASSED, """Got no EOS 30 seconds after sending EOS, in HLS known and tolerated issue: https://bugzilla.gnome.org/show_bug.cgi?id=723868""") return Result.KNOWN_ERROR self.set_result( Result.FAILED, "Pipeline did not stop 30 Seconds after sending EOS") return Result.FAILED return self.position def get_subproc_env(self): subproc_env = os.environ.copy() subproc_env["GST_VALIDATE_SERVER"] = "tcp://localhost:%s" % self.serverport if 'GST_DEBUG' in os.environ and not self.options.redirect_logs: gstlogsfile = self.logfile + '.gstdebug' self.extra_logfiles.append(gstlogsfile) subproc_env["GST_DEBUG_FILE"] = gstlogsfile if self.options.no_color: subproc_env["GST_DEBUG_NO_COLOR"] = '1' # Ensure XInitThreads is called, see bgo#731525 subproc_env['GST_GL_XINITTHREADS'] = '1' self.add_env_variable('GST_GL_XINITTHREADS', '1') if self.scenario is not None: scenario = self.scenario.get_execution_name() if self.options.valgrind: # Increase sink's max-lateness property when running inside # Valgrind as it slows down everything quiet a lot. scenario = "setup_sink_props_max_lateness:%s" % scenario subproc_env["GST_VALIDATE_SCENARIO"] = scenario self.add_env_variable("GST_VALIDATE_SCENARIO", subproc_env["GST_VALIDATE_SCENARIO"]) else: try: del subproc_env["GST_VALIDATE_SCENARIO"] except KeyError: pass return subproc_env def clean(self): Test.clean(self) self._sent_eos_time = None self.reports = [] self.position = -1 self.media_duration = -1 self.speed = 1.0 self.actions_infos = [] def build_arguments(self): super(GstValidateTest, self).build_arguments() if "GST_VALIDATE" in os.environ: self.add_env_variable("GST_VALIDATE", os.environ["GST_VALIDATE"]) if "GST_VALIDATE_SCENARIOS_PATH" in os.environ: self.add_env_variable("GST_VALIDATE_SCENARIOS_PATH", os.environ["GST_VALIDATE_SCENARIOS_PATH"]) self.add_env_variable("GST_VALIDATE_CONFIG") self.add_env_variable("GST_VALIDATE_OVERRIDE") def get_extra_log_content(self, extralog): value = Test.get_extra_log_content(self, extralog) return value def report_matches_expected_failure(self, report, expected_failure): for key in ['bug', 'bugs', 'sometimes']: if key in expected_failure: del expected_failure[key] for key, value in list(report.items()): if key in expected_failure: if not re.findall(expected_failure[key], str(value)): return False expected_failure.pop(key) return not bool(expected_failure) def check_reported_issues(self): ret = [] expected_failures = copy.deepcopy(self.expected_failures) expected_retcode = [0] for report in self.reports: found = None for expected_failure in expected_failures: if self.report_matches_expected_failure(report, expected_failure.copy()): found = expected_failure break if found is not None: expected_failures.remove(found) if report['level'] == 'critical': if found.get('sometimes') and isinstance(expected_retcode, list): expected_retcode.append(18) else: expected_retcode = [18] elif report['level'] == 'critical': ret.append(report['summary']) if not ret: return None, expected_failures, expected_retcode return ret, expected_failures, expected_retcode def check_expected_timeout(self, expected_timeout): msg = "Expected timeout happened. " result = Result.PASSED message = expected_timeout.get('message') if message: if not re.findall(message, self.message): result = Result.FAILED msg = "Expected timeout message: %s got %s " % ( message, self.message) expected_symbols = expected_timeout.get('stacktrace_symbols') if expected_symbols: trace_gatherer = BackTraceGenerator.get_default() stack_trace = trace_gatherer.get_trace(self) if stack_trace: if not isinstance(expected_symbols, list): expected_symbols = [expected_symbols] not_found_symbols = [s for s in expected_symbols if s not in stack_trace] if not_found_symbols: result = Result.TIMEOUT msg = "Expected symbols '%s' not found in stack trace " % ( not_found_symbols) else: msg += "No stack trace available, could not verify symbols " return result, msg def check_results(self): if self.result in [Result.FAILED, self.result is Result.PASSED]: return self.debug("%s returncode: %s", self, self.process.returncode) criticals, not_found_expected_failures, expected_returncode = self.check_reported_issues() expected_timeout = None for i, f in enumerate(not_found_expected_failures): if len(f) == 1 and f.get("returncode"): returncode = f['returncode'] if not isinstance(expected_returncode, list): returncode = [expected_returncode] if 'sometimes' in f: returncode.append(0) elif f.get("timeout"): expected_timeout = f not_found_expected_failures = [f for f in not_found_expected_failures if not f.get('returncode')] msg = "" result = Result.PASSED if self.result == Result.TIMEOUT: if expected_timeout: not_found_expected_failures.remove(expected_timeout) result, msg = self.check_expected_timeout(expected_timeout) else: return elif self.process.returncode in COREDUMP_SIGNALS: result = Result.FAILED msg = "Application segfaulted " self.add_stack_trace_to_logfile() elif self.process.returncode == VALGRIND_ERROR_CODE: msg = "Valgrind reported errors " result = Result.FAILED elif self.process.returncode not in expected_returncode: msg = "Application returned %s " % self.process.returncode if expected_returncode != [0]: msg += "(expected %s) " % expected_returncode result = Result.FAILED if criticals: msg += "(critical errors: [%s]) " % ', '.join(criticals) result = Result.FAILED if not_found_expected_failures: mandatory_failures = [f for f in not_found_expected_failures if not f.get('sometimes')] if mandatory_failures: msg += "(Expected errors not found: %s) " % mandatory_failures result = Result.FAILED elif self.expected_failures: msg += '%s(Expected errors occured: %s)%s' % (Colors.OKBLUE, self.expected_failures, Colors.ENDC) self.set_result(result, msg.strip()) def get_valgrind_suppressions(self): result = super(GstValidateTest, self).get_valgrind_suppressions() return result + [self.get_valgrind_suppression_file('common', 'gst.supp')] class GstValidateEncodingTestInterface(object): DURATION_TOLERANCE = GST_SECOND / 4 def __init__(self, combination, media_descriptor, duration_tolerance=None): super(GstValidateEncodingTestInterface, self).__init__() self.media_descriptor = media_descriptor self.combination = combination self.dest_file = "" self._duration_tolerance = duration_tolerance if duration_tolerance is None: self._duration_tolerance = self.DURATION_TOLERANCE def get_current_size(self): try: size = os.stat(urllib.parse.urlparse(self.dest_file).path).st_size except OSError: return None self.debug("Size: %s" % size) return size def _get_profile_full(self, muxer, venc, aenc, video_restriction=None, audio_restriction=None, audio_presence=0, video_presence=0): ret = "" if muxer: ret += muxer ret += ":" if venc: if video_restriction is not None: ret = ret + video_restriction + '->' ret += venc if video_presence: ret = ret + '|' + str(video_presence) if aenc: ret += ":" if audio_restriction is not None: ret = ret + audio_restriction + '->' ret += aenc if audio_presence: ret = ret + '|' + str(audio_presence) return ret.replace("::", ":") def get_profile(self, video_restriction=None, audio_restriction=None): vcaps = self.combination.get_video_caps() acaps = self.combination.get_audio_caps() if self.media_descriptor is not None: if self.media_descriptor.get_num_tracks("video") == 0: vcaps = None if self.media_descriptor.get_num_tracks("audio") == 0: acaps = None return self._get_profile_full(self.combination.get_muxer_caps(), vcaps, acaps, video_restriction=video_restriction, audio_restriction=audio_restriction) def _clean_caps(self, caps): """ Returns a list of key=value or structure name, without "(types)" or ";" or "," """ return re.sub(r"\(.+?\)\s*| |;", '', caps).split(',') def _has_caps_type_variant(self, c, ccaps): """ Handle situations where we can have application/ogg or video/ogg or audio/ogg """ has_variant = False media_type = re.findall("application/|video/|audio/", c) if media_type: media_type = media_type[0].replace('/', '') possible_mtypes = ["application", "video", "audio"] possible_mtypes.remove(media_type) for tmptype in possible_mtypes: possible_c_variant = c.replace(media_type, tmptype) if possible_c_variant in ccaps: self.info( "Found %s in %s, good enough!", possible_c_variant, ccaps) has_variant = True return has_variant def check_encoded_file(self): result_descriptor = GstValidateMediaDescriptor.new_from_uri( self.dest_file) if result_descriptor is None: return (Result.FAILED, "Could not discover encoded file %s" % self.dest_file) duration = result_descriptor.get_duration() orig_duration = self.media_descriptor.get_duration() tolerance = self._duration_tolerance if orig_duration - tolerance >= duration <= orig_duration + tolerance: os.remove(result_descriptor.get_path()) return (Result.FAILED, "Duration of encoded file is " " wrong (%s instead of %s)" % (utils.TIME_ARGS(duration), utils.TIME_ARGS(orig_duration))) else: all_tracks_caps = result_descriptor.get_tracks_caps() container_caps = result_descriptor.get_caps() if container_caps: all_tracks_caps.insert(0, ("container", container_caps)) for track_type, caps in all_tracks_caps: ccaps = self._clean_caps(caps) wanted_caps = self.combination.get_caps(track_type) cwanted_caps = self._clean_caps(wanted_caps) if wanted_caps is None: os.remove(result_descriptor.get_path()) return (Result.FAILED, "Found a track of type %s in the encoded files" " but none where wanted in the encoded profile: %s" % (track_type, self.combination)) for c in cwanted_caps: if c not in ccaps: if not self._has_caps_type_variant(c, ccaps): os.remove(result_descriptor.get_path()) return (Result.FAILED, "Field: %s (from %s) not in caps of the outputed file %s" % (wanted_caps, c, ccaps)) os.remove(result_descriptor.get_path()) return (Result.PASSED, "") class TestsManager(Loggable): """ A class responsible for managing tests. """ name = "" def __init__(self): Loggable.__init__(self) self.tests = [] self.unwanted_tests = [] self.options = None self.args = None self.reporter = None self.wanted_tests_patterns = [] self.blacklisted_tests_patterns = [] self._generators = [] self.queue = queue.Queue() self.jobs = [] self.total_num_tests = 0 self.starting_test_num = 0 self.check_testslist = True self.all_tests = None self.expected_failures = {} self.blacklisted_tests = [] def init(self): return False def list_tests(self): return sorted(list(self.tests)) def add_expected_issues(self, expected_failures): expected_failures_re = {} for test_name_regex, failures in list(expected_failures.items()): regex = re.compile(test_name_regex) expected_failures_re[regex] = failures for test in self.tests: if regex.findall(test.classname): test.expected_failures.extend(failures) self.expected_failures.update(expected_failures_re) def add_test(self, test): for regex, failures in list(self.expected_failures.items()): if regex.findall(test.classname): test.expected_failures.extend(failures) if self._is_test_wanted(test): if test not in self.tests: self.tests.append(test) self.tests.sort(key=lambda test: test.classname) else: if test not in self.tests: self.unwanted_tests.append(test) self.unwanted_tests.sort(key=lambda test: test.classname) def get_tests(self): return self.tests def populate_testsuite(self): pass def add_generators(self, generators): """ @generators: A list of, or one single #TestsGenerator to be used to generate tests """ if isinstance(generators, list): self._generators.extend(generators) else: self._generators.append(generators) self._generators = list(set(self._generators)) def get_generators(self): return self._generators def _add_blacklist(self, blacklisted_tests): if not isinstance(blacklisted_tests, list): blacklisted_tests = [blacklisted_tests] for patterns in blacklisted_tests: for pattern in patterns.split(","): self.blacklisted_tests_patterns.append(re.compile(pattern)) def set_default_blacklist(self, default_blacklist): self.blacklisted_tests += default_blacklist def add_options(self, parser): """ Add more arguments. """ pass def set_settings(self, options, args, reporter): """ Set properties after options parsing. """ self.options = options self.args = args self.reporter = reporter self.populate_testsuite() if self.options.valgrind: self.print_valgrind_bugs() if options.wanted_tests: for patterns in options.wanted_tests: for pattern in patterns.split(","): self.wanted_tests_patterns.append(re.compile(pattern)) if options.blacklisted_tests: for patterns in options.blacklisted_tests: self._add_blacklist(patterns) def set_blacklists(self): if self.blacklisted_tests: printc("\nCurrently 'hardcoded' %s blacklisted tests:" % self.name, Colors.WARNING, title_char='-') if self.options.check_bugs_status: if not check_bugs_resolution(self.blacklisted_tests): return False for name, bug in self.blacklisted_tests: self._add_blacklist(name) if not self.options.check_bugs_status: print(" + %s \n --> bug: %s\n" % (name, bug)) return True def check_expected_failures(self): if not self.expected_failures or not self.options.check_bugs_status: return True if self.expected_failures: printc("\nCurrently known failures in the %s testsuite:" % self.name, Colors.WARNING, title_char='-') bugs_definitions = {} for regex, failures in list(self.expected_failures.items()): for failure in failures: bugs = failure.get('bug') if not bugs: bugs = failure.get('bugs') if not bugs: printc('+ %s:\n --> no bug reported associated with %s\n' % ( regex.pattern, failure), Colors.WARNING) continue if not isinstance(bugs, list): bugs = [bugs] cbugs = bugs_definitions.get(regex.pattern, []) bugs.extend([b for b in bugs if b not in cbugs]) bugs_definitions[regex.pattern] = bugs return check_bugs_resolution(bugs_definitions.items()) def _check_blacklisted(self, test): for pattern in self.blacklisted_tests_patterns: if pattern.findall(test.classname): self.info("%s is blacklisted by %s", test.classname, pattern) return True return False def _check_whitelisted(self, test): for pattern in self.wanted_tests_patterns: if pattern.findall(test.classname): return True def _is_test_wanted(self, test): if self._check_whitelisted(test): return True if self._check_blacklisted(test): return False if test.duration > 0 and int(self.options.long_limit) < int(test.duration): self.info("Not activating %s as its duration (%d) is superior" " than the long limit (%d)" % (test, test.duration, int(self.options.long_limit))) return False if not self.wanted_tests_patterns: return True return False def test_wait(self): while True: # Check process every second for timeout try: self.queue.get(timeout=1) except queue.Empty: pass for test in self.jobs: if test.process_update(): self.jobs.remove(test) return test def tests_wait(self): try: test = self.test_wait() test.check_results() except KeyboardInterrupt: for test in self.jobs: test.kill_subprocess() raise return test def start_new_job(self, tests_left): try: test = tests_left.pop(0) except IndexError: return False self.print_test_num(test) test.test_start(self.queue) self.jobs.append(test) return True def run_tests(self, starting_test_num, total_num_tests): self.total_num_tests = total_num_tests self.starting_test_num = starting_test_num num_jobs = min(self.options.num_jobs, len(self.tests)) tests_left = list(self.tests) jobs_running = 0 for i in range(num_jobs): if not self.start_new_job(tests_left): break jobs_running += 1 while jobs_running != 0: test = self.tests_wait() jobs_running -= 1 self.print_test_num(test) res = test.test_end() self.reporter.after_test(test) if res != Result.PASSED and (self.options.forever or self.options.fatal_error): return test.result if self.start_new_job(tests_left): jobs_running += 1 return Result.PASSED def print_test_num(self, test): cur_test_num = self.starting_test_num + self.tests.index(test) + 1 sys.stdout.write("[%d / %d] " % (cur_test_num, self.total_num_tests)) def clean_tests(self): for test in self.tests: test.clean() def needs_http_server(self): return False def print_valgrind_bugs(self): pass class TestsGenerator(Loggable): def __init__(self, name, test_manager, tests=[]): Loggable.__init__(self) self.name = name self.test_manager = test_manager self._tests = {} for test in tests: self._tests[test.classname] = test def generate_tests(self, *kwargs): """ Method that generates tests """ return list(self._tests.values()) def add_test(self, test): self._tests[test.classname] = test class GstValidateTestsGenerator(TestsGenerator): def populate_tests(self, uri_minfo_special_scenarios, scenarios): pass def generate_tests(self, uri_minfo_special_scenarios, scenarios): self.populate_tests(uri_minfo_special_scenarios, scenarios) return super(GstValidateTestsGenerator, self).generate_tests() class _TestsLauncher(Loggable): def __init__(self, libsdir): Loggable.__init__(self) self.libsdir = libsdir self.options = None self.testers = [] self.tests = [] self.reporter = None self._list_testers() self.all_tests = None self.wanted_tests_patterns = [] def _list_app_dirs(self): app_dirs = [] app_dirs.append(os.path.join(self.libsdir, "apps")) env_dirs = os.environ.get("GST_VALIDATE_APPS_DIR") if env_dirs is not None: for dir_ in env_dirs.split(":"): app_dirs.append(dir_) sys.path.append(dir_) return app_dirs def _exec_app(self, app_dir, env): try: files = os.listdir(app_dir) except OSError as e: self.debug("Could not list %s: %s" % (app_dir, e)) files = [] for f in files: if f.endswith(".py"): exec(compile(open(os.path.join(app_dir, f)).read(), os.path.join(app_dir, f), 'exec'), env) def _exec_apps(self, env): app_dirs = self._list_app_dirs() for app_dir in app_dirs: self._exec_app(app_dir, env) def _list_testers(self): env = globals().copy() self._exec_apps(env) testers = [i() for i in utils.get_subclasses(TestsManager, env)] for tester in testers: if tester.init() is True: self.testers.append(tester) else: self.warning("Can not init tester: %s -- PATH is %s" % (tester.name, os.environ["PATH"])) def add_options(self, parser): for tester in self.testers: tester.add_options(parser) def _load_testsuite(self, testsuites): exceptions = [] for testsuite in testsuites: try: sys.path.insert(0, os.path.dirname(testsuite)) return (__import__(os.path.basename(testsuite).replace(".py", "")), None) except Exception as e: exceptions.append("Could not load %s: %s" % (testsuite, e)) continue finally: sys.path.remove(os.path.dirname(testsuite)) return (None, exceptions) def _load_testsuites(self): testsuites = [] for testsuite in self.options.testsuites: if os.path.isabs(testsuite): loaded_module = self._load_testsuite([testsuite]) else: possible_testsuites_paths = [os.path.join(d, testsuite + ".py") for d in self.options.testsuites_dirs] loaded_module = self._load_testsuite(possible_testsuites_paths) module = loaded_module[0] if not loaded_module[0]: printc("Could not load testsuite: %s, reasons: %s" % ( testsuite, loaded_module[1]), Colors.FAIL) continue testsuites.append(module) if not hasattr(module, "TEST_MANAGER"): module.TEST_MANAGER = [tester.name for tester in self.testers] elif not isinstance(module.TEST_MANAGER, list): module.TEST_MANAGER = [module.TEST_MANAGER] self.options.testsuites = testsuites def _setup_testsuites(self): for testsuite in self.options.testsuites: loaded = False wanted_test_manager = None if hasattr(testsuite, "TEST_MANAGER"): wanted_test_manager = testsuite.TEST_MANAGER if not isinstance(wanted_test_manager, list): wanted_test_manager = [wanted_test_manager] for tester in self.testers: if wanted_test_manager is not None and \ tester.name not in wanted_test_manager: continue if self.options.user_paths: tester.register_defaults() loaded = True elif testsuite.setup_tests(tester, self.options): loaded = True if not loaded: printc("Could not load testsuite: %s" " maybe because of missing TestManager" % (testsuite), Colors.FAIL) return False def _load_config(self, options): printc("Loading config files is DEPRECATED" " you should use the new testsuite format now",) for tester in self.testers: tester.options = options globals()[tester.name] = tester globals()["options"] = options c__file__ = __file__ globals()["__file__"] = self.options.config exec(compile(open(self.options.config).read(), self.options.config, 'exec'), globals()) globals()["__file__"] = c__file__ def set_settings(self, options, args): if options.xunit_file: self.reporter = reporters.XunitReporter(options) else: self.reporter = reporters.Reporter(options) self.options = options wanted_testers = None for tester in self.testers: if tester.name in args: wanted_testers = tester.name if wanted_testers: testers = self.testers self.testers = [] for tester in testers: if tester.name in args: self.testers.append(tester) args.remove(tester.name) if options.config: self._load_config(options) self._load_testsuites() for tester in self.testers: tester.set_settings(options, args, self.reporter) if not options.config and options.testsuites: if self._setup_testsuites() is False: return False for tester in self.testers: if not tester.set_blacklists(): return False if not tester.check_expected_failures(): return False return True def _check_tester_has_other_testsuite(self, testsuite, tester): if tester.name != testsuite.TEST_MANAGER[0]: return True for t in self.options.testsuites: if t != testsuite: for other_testmanager in t.TEST_MANAGER: if other_testmanager == tester.name: return True return False def _check_defined_tests(self, tester, tests): if self.options.blacklisted_tests or self.options.wanted_tests: return tests_names = [test.classname for test in tests] testlist_changed = False for testsuite in self.options.testsuites: if not self._check_tester_has_other_testsuite(testsuite, tester) \ and tester.check_testslist: try: testlist_file = open(os.path.splitext(testsuite.__file__)[0] + ".testslist", 'r+') know_tests = testlist_file.read().split("\n") testlist_file.close() testlist_file = open(os.path.splitext(testsuite.__file__)[0] + ".testslist", 'w') except IOError: return for test in know_tests: if test and test not in tests_names: testlist_changed = True printc("Test %s Not in testsuite %s anymore" % (test, testsuite.__file__), Colors.FAIL) for test in tests_names: testlist_file.write("%s\n" % test) if test and test not in know_tests: printc("Test %s is NEW in testsuite %s" % (test, testsuite.__file__), Colors.OKGREEN) testlist_changed = True testlist_file.close() break return testlist_changed def list_tests(self): for tester in self.testers: tests = tester.list_tests() if self._check_defined_tests(tester, tests) and \ self.options.fail_on_testlist_change: return -1 self.tests.extend(tests) return sorted(list(self.tests), key=lambda t: t.classname) def _tester_needed(self, tester): for testsuite in self.options.testsuites: if tester.name in testsuite.TEST_MANAGER: return True return False def _run_tests(self): cur_test_num = 0 if not self.all_tests: total_num_tests = 1 self.all_tests = [] for tester in self.testers: if self._tester_needed(tester): self.all_tests.extend(tester.list_tests()) total_num_tests = len(self.all_tests) self.reporter.init_timer() for tester in self.testers: if not self._tester_needed(tester): continue res = tester.run_tests(cur_test_num, total_num_tests) cur_test_num += len(tester.list_tests()) if res != Result.PASSED and (self.options.forever or self.options.fatal_error): return False return True def clean_tests(self): for tester in self.testers: tester.clean_tests() def run_tests(self): if self.options.forever: r = 1 while True: t = "Running iteration %d" % r print("%s\n%s\n%s\n" % ("=" * len(t), t, "=" * len(t))) if not self._run_tests(): break r += 1 self.clean_tests() return False elif self.options.n_runs: res = True for r in range(self.options.n_runs): t = "Running iteration %d" % r print("%s\n%s\n%s\n" % ("=" * len(t), t, "=" * len(t))) if not self._run_tests(): res = False self.clean_tests() return res else: return self._run_tests() def final_report(self): self.reporter.final_report() def needs_http_server(self): for tester in self.testers: if tester.needs_http_server(): return True class NamedDic(object): def __init__(self, props): if props: for name, value in props.items(): setattr(self, name, value) class Scenario(object): def __init__(self, name, props, path=None): self.name = name self.path = path for prop, value in props: setattr(self, prop.replace("-", "_"), value) def get_execution_name(self): if self.path is not None: return self.path else: return self.name def seeks(self): if hasattr(self, "seek"): return bool(self.seek) return False def needs_clock_sync(self): if hasattr(self, "need_clock_sync"): return bool(self.need_clock_sync) return False def get_min_media_duration(self): if hasattr(self, "min_media_duration"): return float(self.min_media_duration) return 0 def does_reverse_playback(self): if hasattr(self, "reverse_playback"): return bool(self.seek) return False def get_duration(self): try: return float(getattr(self, "duration")) except AttributeError: return 0 def get_min_tracks(self, track_type): try: return int(getattr(self, "min_%s_track" % track_type)) except AttributeError: return 0 class ScenarioManager(Loggable): _instance = None all_scenarios = [] FILE_EXTENSION = "scenario" GST_VALIDATE_COMMAND = "" def __new__(cls, *args, **kwargs): if not cls._instance: cls._instance = super(ScenarioManager, cls).__new__( cls, *args, **kwargs) cls._instance.config = None cls._instance.discovered = False Loggable.__init__(cls._instance) return cls._instance def find_special_scenarios(self, mfile): scenarios = [] mfile_bname = os.path.basename(mfile) for f in os.listdir(os.path.dirname(mfile)): if re.findall("%s\..*\.%s$" % (re.escape(mfile_bname), self.FILE_EXTENSION), f): scenarios.append(os.path.join(os.path.dirname(mfile), f)) if scenarios: scenarios = self.discover_scenarios(scenarios, mfile) return scenarios def discover_scenarios(self, scenario_paths=[], mfile=None): """ Discover scenarios specified in scenario_paths or the default ones if nothing specified there """ scenarios = [] scenario_defs = os.path.join(self.config.main_dir, "scenarios.def") logs = open(os.path.join(self.config.logsdir, "scenarios_discovery.log"), 'w') try: command = [self.GST_VALIDATE_COMMAND, "--scenarios-defs-output-file", scenario_defs] command.extend(scenario_paths) subprocess.check_call(command, stdout=logs, stderr=logs) except subprocess.CalledProcessError: pass config = configparser.RawConfigParser() f = open(scenario_defs) config.readfp(f) for section in config.sections(): if scenario_paths: for scenario_path in scenario_paths: if mfile is None: name = section path = scenario_path elif section in scenario_path: # The real name of the scenario is: # filename.REALNAME.scenario name = scenario_path.replace(mfile + ".", "").replace( "." + self.FILE_EXTENSION, "") path = scenario_path else: name = section path = None props = config.items(section) scenarios.append(Scenario(name, props, path)) if not scenario_paths: self.discovered = True self.all_scenarios.extend(scenarios) return scenarios def get_scenario(self, name): if name is not None and os.path.isabs(name) and name.endswith(self.FILE_EXTENSION): scenarios = self.discover_scenarios([name]) if scenarios: return scenarios[0] if self.discovered is False: self.discover_scenarios() if name is None: return self.all_scenarios try: return [scenario for scenario in self.all_scenarios if scenario.name == name][0] except IndexError: self.warning("Scenario: %s not found" % name) return None class GstValidateBaseTestManager(TestsManager): scenarios_manager = ScenarioManager() def __init__(self): super(GstValidateBaseTestManager, self).__init__() self._scenarios = [] self._encoding_formats = [] def add_scenarios(self, scenarios): """ @scenarios A list or a unic scenario name(s) to be run on the tests. They are just the default scenarios, and then depending on the TestsGenerator to be used you can have more fine grained control on what to be run on each serie of tests. """ if isinstance(scenarios, list): self._scenarios.extend(scenarios) else: self._scenarios.append(scenarios) self._scenarios = list(set(self._scenarios)) def get_scenarios(self): return self._scenarios def add_encoding_formats(self, encoding_formats): """ :param encoding_formats: A list or one single #MediaFormatCombinations describing wanted output formats for transcoding test. They are just the default encoding formats, and then depending on the TestsGenerator to be used you can have more fine grained control on what to be run on each serie of tests. """ if isinstance(encoding_formats, list): self._encoding_formats.extend(encoding_formats) else: self._encoding_formats.append(encoding_formats) self._encoding_formats = list(set(self._encoding_formats)) def get_encoding_formats(self): return self._encoding_formats class MediaDescriptor(Loggable): def __init__(self): Loggable.__init__(self) def get_path(self): raise NotImplemented def get_media_filepath(self): raise NotImplemented def get_caps(self): raise NotImplemented def get_uri(self): raise NotImplemented def get_duration(self): raise NotImplemented def get_protocol(self): raise NotImplemented def is_seekable(self): raise NotImplemented def is_image(self): raise NotImplemented def get_num_tracks(self, track_type): raise NotImplemented def can_play_reverse(self): raise NotImplemented def is_compatible(self, scenario): if scenario is None: return True if scenario.seeks() and (not self.is_seekable() or self.is_image()): self.debug("Do not run %s as %s does not support seeking", scenario, self.get_uri()) return False if self.is_image() and scenario.needs_clock_sync(): self.debug("Do not run %s as %s is an image", scenario, self.get_uri()) return False if not self.can_play_reverse() and scenario.does_reverse_playback(): return False if self.get_duration() and self.get_duration() / GST_SECOND < scenario.get_min_media_duration(): self.debug( "Do not run %s as %s is too short (%i < min media duation : %i", scenario, self.get_uri(), self.get_duration() / GST_SECOND, scenario.get_min_media_duration()) return False for track_type in ['audio', 'subtitle', 'video']: if self.get_num_tracks(track_type) < scenario.get_min_tracks(track_type): self.debug("%s -- %s | At least %s %s track needed < %s" % (scenario, self.get_uri(), track_type, scenario.get_min_tracks(track_type), self.get_num_tracks(track_type))) return False return True class GstValidateMediaDescriptor(MediaDescriptor): # Some extension file for discovering results MEDIA_INFO_EXT = "media_info" STREAM_INFO_EXT = "stream_info" DISCOVERER_COMMAND = "gst-validate-media-check-1.0" if "win32" in sys.platform: DISCOVERER_COMMAND += ".exe" def __init__(self, xml_path): super(GstValidateMediaDescriptor, self).__init__() self._xml_path = xml_path self.media_xml = ET.parse(xml_path).getroot() # Sanity checks self.media_xml.attrib["duration"] self.media_xml.attrib["seekable"] self.set_protocol(urllib.parse.urlparse(urllib.parse.urlparse(self.get_uri()).scheme).scheme) @staticmethod def new_from_uri(uri, verbose=False, full=False): media_path = utils.url2path(uri) descriptor_path = "%s.%s" % ( media_path, GstValidateMediaDescriptor.MEDIA_INFO_EXT) args = GstValidateMediaDescriptor.DISCOVERER_COMMAND.split(" ") args.append(uri) args.extend(["--output-file", descriptor_path]) if full: args.extend(["--full"]) if verbose: printc("Generating media info for %s\n" " Command: '%s'" % (media_path, ' '.join(args)), Colors.OKBLUE) try: subprocess.check_output(args, stderr=open(os.devnull)) except subprocess.CalledProcessError as e: if verbose: printc("Result: Failed", Colors.FAIL) else: loggable.warning("GstValidateMediaDescriptor", "Exception: %s" % e) return None if verbose: printc("Result: Passed", Colors.OKGREEN) try: return GstValidateMediaDescriptor(descriptor_path) except FileNotFoundError: return None def get_path(self): return self._xml_path def need_clock_sync(self): return Protocols.needs_clock_sync(self.get_protocol()) def get_media_filepath(self): if self.get_protocol() == Protocols.FILE: return self._xml_path.replace("." + self.MEDIA_INFO_EXT, "") else: return self._xml_path.replace("." + self.STREAM_INFO_EXT, "") def get_caps(self): return self.media_xml.findall("streams")[0].attrib["caps"] def get_tracks_caps(self): res = [] try: streams = self.media_xml.findall("streams")[0].findall("stream") except IndexError: return res for stream in streams: res.append((stream.attrib["type"], stream.attrib["caps"])) return res def get_uri(self): return self.media_xml.attrib["uri"] def get_duration(self): return int(self.media_xml.attrib["duration"]) def set_protocol(self, protocol): self.media_xml.attrib["protocol"] = protocol def get_protocol(self): return self.media_xml.attrib["protocol"] def is_seekable(self): return self.media_xml.attrib["seekable"].lower() == "true" def can_play_reverse(self): return True def is_image(self): for stream in self.media_xml.findall("streams")[0].findall("stream"): if stream.attrib["type"] == "image": return True return False def get_num_tracks(self, track_type): n = 0 for stream in self.media_xml.findall("streams")[0].findall("stream"): if stream.attrib["type"] == track_type: n += 1 return n def get_clean_name(self): name = os.path.basename(self.get_path()) name = re.sub("\.stream_info|\.media_info", "", name) return name.replace('.', "_") class MediaFormatCombination(object): FORMATS = {"aac": "audio/mpeg,mpegversion=4", # Audio "ac3": "audio/x-ac3", "vorbis": "audio/x-vorbis", "mp3": "audio/mpeg,mpegversion=1,layer=3", "opus": "audio/x-opus", "rawaudio": "audio/x-raw", # Video "h264": "video/x-h264", "h265": "video/x-h265", "vp8": "video/x-vp8", "vp9": "video/x-vp9", "theora": "video/x-theora", "prores": "video/x-prores", "jpeg": "image/jpeg", # Containers "webm": "video/webm", "ogg": "application/ogg", "mkv": "video/x-matroska", "mp4": "video/quicktime,variant=iso;", "quicktime": "video/quicktime;"} def __str__(self): return "%s and %s in %s" % (self.audio, self.video, self.container) def __init__(self, container, audio, video): """ Describes a media format to be used for transcoding tests. :param container: A string defining the container format to be used, must bin in self.FORMATS :param audio: A string defining the audio format to be used, must bin in self.FORMATS :param video: A string defining the video format to be used, must bin in self.FORMATS """ self.container = container self.audio = audio self.video = video def get_caps(self, track_type): try: return self.FORMATS[self.__dict__[track_type]] except KeyError: return None def get_audio_caps(self): return self.get_caps("audio") def get_video_caps(self): return self.get_caps("video") def get_muxer_caps(self): return self.get_caps("container")