.Dockerignore

@@ -1,6 +1,2 @@
 venv
-dist/*
-build-docker.sh
-Dockerfile
-
 

.gitignore

@@ -3,6 +3,3 @@
 *.egg-info
 .idea
 */__pycache__/
-/dist/
-build
-__pycache__

.pylintrc

@@ -1,618 +0,0 @@
-[MAIN]
-
-# Analyse import fallback blocks. This can be used to support both Python 2 and
-# 3 compatible code, which means that the block might have code that exists
-# only in one or another interpreter, leading to false positives when analysed.
-analyse-fallback-blocks=no
-
-# Load and enable all available extensions. Use --list-extensions to see a list
-# all available extensions.
-#enable-all-extensions=
-
-# In error mode, messages with a category besides ERROR or FATAL are
-# suppressed, and no reports are done by default. Error mode is compatible with
-# disabling specific errors.
-#errors-only=
-
-# Always return a 0 (non-error) status code, even if lint errors are found.
-# This is primarily useful in continuous integration scripts.
-#exit-zero=
-
-# A comma-separated list of package or module names from where C extensions may
-# be loaded. Extensions are loading into the active Python interpreter and may
-# run arbitrary code.
-extension-pkg-allow-list=depthai,node,cv2,events.*
-
-# A comma-separated list of package or module names from where C extensions may
-# be loaded. Extensions are loading into the active Python interpreter and may
-# run arbitrary code. (This is an alternative name to extension-pkg-allow-list
-# for backward compatibility.)
-extension-pkg-whitelist=
-
-# Return non-zero exit code if any of these messages/categories are detected,
-# even if score is above --fail-under value. Syntax same as enable. Messages
-# specified are enabled, while categories only check already-enabled messages.
-fail-on=
-
-# Specify a score threshold under which the program will exit with error.
-fail-under=10
-
-# Interpret the stdin as a python script, whose filename needs to be passed as
-# the module_or_package argument.
-#from-stdin=
-
-# Files or directories to be skipped. They should be base names, not paths.
-ignore=CVS
-
-# Add files or directories matching the regular expressions patterns to the
-# ignore-list. The regex matches against paths and can be in Posix or Windows
-# format. Because '\' represents the directory delimiter on Windows systems, it
-# can't be used as an escape character.
-ignore-paths=
-
-# Files or directories matching the regular expression patterns are skipped.
-# The regex matches against base names, not paths. The default value ignores
-# Emacs file locks
-ignore-patterns=^\.#,test_.*?py
-
-# List of module names for which member attributes should not be checked
-# (useful for modules/projects where namespaces are manipulated during runtime
-# and thus existing member attributes cannot be deduced by static analysis). It
-# supports qualified module names, as well as Unix pattern matching.
-ignored-modules=
-
-# Python code to execute, usually for sys.path manipulation such as
-# pygtk.require().
-#init-hook=
-
-# Use multiple processes to speed up Pylint. Specifying 0 will auto-detect the
-# number of processors available to use, and will cap the count on Windows to
-# avoid hangs.
-jobs=1
-
-# Control the amount of potential inferred values when inferring a single
-# object. This can help the performance when dealing with large functions or
-# complex, nested conditions.
-limit-inference-results=100
-
-# List of plugins (as comma separated values of python module names) to load,
-# usually to register additional checkers.
-load-plugins=
-
-# Pickle collected data for later comparisons.
-persistent=yes
-
-# Minimum Python version to use for version dependent checks. Will default to
-# the version used to run pylint.
-py-version=3.10
-
-# Discover python modules and packages in the file system subtree.
-recursive=yes
-
-# When enabled, pylint would attempt to guess common misconfiguration and emit
-# user-friendly hints instead of false-positive error messages.
-suggestion-mode=yes
-
-# Allow loading of arbitrary C extensions. Extensions are imported into the
-# active Python interpreter and may run arbitrary code.
-unsafe-load-any-extension=no
-
-# In verbose mode, extra non-checker-related info will be displayed.
-#verbose=
-
-
-[REPORTS]
-
-# Python expression which should return a score less than or equal to 10. You
-# have access to the variables 'fatal', 'error', 'warning', 'refactor',
-# 'convention', and 'info' which contain the number of messages in each
-# category, as well as 'statement' which is the total number of statements
-# analyzed. This score is used by the global evaluation report (RP0004).
-evaluation=max(0, 0 if fatal else 10.0 - ((float(5 * error + warning + refactor + convention) / statement) * 10))
-
-# Template used to display messages. This is a python new-style format string
-# used to format the message information. See doc for all details.
-msg-template=
-
-# Set the output format. Available formats are text, parseable, colorized, json
-# and msvs (visual studio). You can also give a reporter class, e.g.
-# mypackage.mymodule.MyReporterClass.
-#output-format=
-
-# Tells whether to display a full report or only the messages.
-reports=no
-
-# Activate the evaluation score.
-score=yes
-
-
-[MESSAGES CONTROL]
-
-# Only show warnings with the listed confidence levels. Leave empty to show
-# all. Valid levels: HIGH, CONTROL_FLOW, INFERENCE, INFERENCE_FAILURE,
-# UNDEFINED.
-confidence=HIGH,
-           CONTROL_FLOW,
-           INFERENCE,
-           INFERENCE_FAILURE,
-           UNDEFINED
-
-# Disable the message, report, category or checker with the given id(s). You
-# can either give multiple identifiers separated by comma (,) or put this
-# option multiple times (only on the command line, not in the configuration
-# file where it should appear only once). You can also use "--disable=all" to
-# disable everything first and then re-enable specific checks. For example, if
-# you want to run only the similarities checker, you can use "--disable=all
-# --enable=similarities". If you want to run only the classes checker, but have
-# no Warning level messages displayed, use "--disable=all --enable=classes
-# --disable=W".
-disable=raw-checker-failed,
-        bad-inline-option,
-        locally-disabled,
-        file-ignored,
-        suppressed-message,
-        useless-suppression,
-        deprecated-pragma,
-        use-symbolic-message-instead
-
-# Enable the message, report, category or checker with the given id(s). You can
-# either give multiple identifier separated by comma (,) or put this option
-# multiple time (only on the command line, not in the configuration file where
-# it should appear only once). See also the "--disable" option for examples.
-enable=c-extension-no-member
-
-
-[LOGGING]
-
-# The type of string formatting that logging methods do. `old` means using %
-# formatting, `new` is for `{}` formatting.
-logging-format-style=old
-
-# Logging modules to check that the string format arguments are in logging
-# function parameter format.
-logging-modules=logging
-
-
-[SPELLING]
-
-# Limits count of emitted suggestions for spelling mistakes.
-max-spelling-suggestions=4
-
-# Spelling dictionary name. Available dictionaries: none. To make it work,
-# install the 'python-enchant' package.
-spelling-dict=
-
-# List of comma separated words that should be considered directives if they
-# appear at the beginning of a comment and should not be checked.
-spelling-ignore-comment-directives=fmt: on,fmt: off,noqa:,noqa,nosec,isort:skip,mypy:
-
-# List of comma separated words that should not be checked.
-spelling-ignore-words=
-
-# A path to a file that contains the private dictionary; one word per line.
-spelling-private-dict-file=
-
-# Tells whether to store unknown words to the private dictionary (see the
-# --spelling-private-dict-file option) instead of raising a message.
-spelling-store-unknown-words=no
-
-
-[MISCELLANEOUS]
-
-# List of note tags to take in consideration, separated by a comma.
-notes=FIXME,
-      XXX,
-      TODO
-
-# Regular expression of note tags to take in consideration.
-notes-rgx=
-
-
-[TYPECHECK]
-
-# List of decorators that produce context managers, such as
-# contextlib.contextmanager. Add to this list to register other decorators that
-# produce valid context managers.
-contextmanager-decorators=contextlib.contextmanager
-
-# List of members which are set dynamically and missed by pylint inference
-# system, and so shouldn't trigger E1101 when accessed. Python regular
-# expressions are accepted.
-generated-members=cv2,events.events_pb2,depthai.*,dai.*
-
-# Tells whether to warn about missing members when the owner of the attribute
-# is inferred to be None.
-ignore-none=yes
-
-# This flag controls whether pylint should warn about no-member and similar
-# checks whenever an opaque object is returned when inferring. The inference
-# can return multiple potential results while evaluating a Python object, but
-# some branches might not be evaluated, which results in partial inference. In
-# that case, it might be useful to still emit no-member and other checks for
-# the rest of the inferred objects.
-ignore-on-opaque-inference=yes
-
-# List of symbolic message names to ignore for Mixin members.
-ignored-checks-for-mixins=no-member,
-                          not-async-context-manager,
-                          not-context-manager,
-                          attribute-defined-outside-init
-
-# List of class names for which member attributes should not be checked (useful
-# for classes with dynamically set attributes). This supports the use of
-# qualified names.
-ignored-classes=optparse.Values,thread._local,_thread._local,argparse.Namespace
-
-# Show a hint with possible names when a member name was not found. The aspect
-# of finding the hint is based on edit distance.
-missing-member-hint=yes
-
-# The minimum edit distance a name should have in order to be considered a
-# similar match for a missing member name.
-missing-member-hint-distance=1
-
-# The total number of similar names that should be taken in consideration when
-
-missing-member-max-choices=1
-
-# Regex pattern to define which classes are considered mixins.
-mixin-class-rgx=.*[Mm]ixin
-
-# List of decorators that change the signature of a decorated function.
-signature-mutators=
-
-
-[CLASSES]
-
-# Warn about protected attribute access inside special methods
-check-protected-access-in-special-methods=no
-
-# List of method names used to declare (i.e. assign) instance attributes.
-defining-attr-methods=__init__,
-                      __new__,
-                      setUp,
-                      __post_init__
-
-# List of member names, which should be excluded from the protected access
-# warning.
-exclude-protected=_asdict,
-                  _fields,
-                  _replace,
-                  _source,
-                  _make
-
-# List of valid names for the first argument in a class method.
-valid-classmethod-first-arg=cls
-
-# List of valid names for the first argument in a metaclass class method.
-valid-metaclass-classmethod-first-arg=cls
-
-
-[VARIABLES]
-
-# List of additional names supposed to be defined in builtins. Remember that
-# you should avoid defining new builtins when possible.
-additional-builtins=
-
-# Tells whether unused global variables should be treated as a violation.
-allow-global-unused-variables=yes
-
-# List of names allowed to shadow builtins
-allowed-redefined-builtins=
-
-# List of strings which can identify a callback function by name. A callback
-# name must start or end with one of those strings.
-callbacks=cb_,
-          _cb
-
-# A regular expression matching the name of dummy variables (i.e. expected to
-# not be used).
-dummy-variables-rgx=_+$|(_[a-zA-Z0-9_]*[a-zA-Z0-9]+?$)|dummy|^ignored_|^unused_
-
-# Argument names that match this expression will be ignored.
-ignored-argument-names=_.*|^ignored_|^unused_
-
-# Tells whether we should check for unused import in __init__ files.
-init-import=no
-
-# List of qualified module names which can have objects that can redefine
-# builtins.
-redefining-builtins-modules=six.moves,past.builtins,future.builtins,builtins,io
-
-
-[FORMAT]
-
-# Expected format of line ending, e.g. empty (any line ending), LF or CRLF.
-expected-line-ending-format=
-
-# Regexp for a line that is allowed to be longer than the limit.
-ignore-long-lines=^\s*(# )?<?https?://\S+>?$
-
-# Number of spaces of indent required inside a hanging or continued line.
-indent-after-paren=4
-
-# String used as indentation unit. This is usually "    " (4 spaces) or "\t" (1
-# tab).
-indent-string='    '
-
-# Maximum number of characters on a single line.
-max-line-length=120
-
-# Maximum number of lines in a module.
-max-module-lines=1000
-
-# Allow the body of a class to be on the same line as the declaration if body
-# contains single statement.
-single-line-class-stmt=no
-
-# Allow the body of an if to be on the same line as the test if there is no
-# else.
-single-line-if-stmt=no
-
-
-[IMPORTS]
-
-# List of modules that can be imported at any level, not just the top level
-# one.
-allow-any-import-level=
-
-# Allow wildcard imports from modules that define __all__.
-allow-wildcard-with-all=no
-
-# Deprecated modules which should not be used, separated by a comma.
-deprecated-modules=
-
-# Output a graph (.gv or any supported image format) of external dependencies
-# to the given file (report RP0402 must not be disabled).
-ext-import-graph=
-
-# Output a graph (.gv or any supported image format) of all (i.e. internal and
-# external) dependencies to the given file (report RP0402 must not be
-# disabled).
-import-graph=
-
-# Output a graph (.gv or any supported image format) of internal dependencies
-# to the given file (report RP0402 must not be disabled).
-int-import-graph=
-
-# Force import order to recognize a module as part of the standard
-# compatibility libraries.
-known-standard-library=
-
-# Force import order to recognize a module as part of a third party library.
-known-third-party=enchant
-
-# Couples of modules and preferred modules, separated by a comma.
-preferred-modules=
-
-
-[METHOD_ARGS]
-
-# List of qualified names (i.e., library.method) which require a timeout
-# parameter e.g. 'requests.api.get,requests.api.post'
-timeout-methods=requests.api.delete,requests.api.get,requests.api.head,requests.api.options,requests.api.patch,requests.api.post,requests.api.put,requests.api.request
-
-
-[EXCEPTIONS]
-
-# Exceptions that will emit a warning when caught.
-overgeneral-exceptions=BaseException,
-                       Exception
-
-
-[REFACTORING]
-
-# Maximum number of nested blocks for function / method body
-max-nested-blocks=5
-
-# Complete name of functions that never returns. When checking for
-# inconsistent-return-statements if a never returning function is called then
-# it will be considered as an explicit return statement and no message will be
-# printed.
-never-returning-functions=sys.exit,argparse.parse_error
-
-
-[SIMILARITIES]
-
-# Comments are removed from the similarity computation
-ignore-comments=yes
-
-# Docstrings are removed from the similarity computation
-ignore-docstrings=yes
-
-# Imports are removed from the similarity computation
-ignore-imports=yes
-
-# Signatures are removed from the similarity computation
-ignore-signatures=yes
-
-# Minimum lines number of a similarity.
-min-similarity-lines=4
-
-
-[DESIGN]
-
-# List of regular expressions of class ancestor names to ignore when counting
-# public methods (see R0903)
-exclude-too-few-public-methods=
-
-# List of qualified class names to ignore when counting class parents (see
-# R0901)
-ignored-parents=
-
-# Maximum number of arguments for function / method.
-max-args=5
-
-# Maximum number of attributes for a class (see R0902).
-max-attributes=7
-
-# Maximum number of boolean expressions in an if statement (see R0916).
-max-bool-expr=5
-
-# Maximum number of branch for function / method body.
-max-branches=12
-
-# Maximum number of locals for function / method body.
-max-locals=15
-
-# Maximum number of parents for a class (see R0901).
-max-parents=7
-
-# Maximum number of public methods for a class (see R0904).
-max-public-methods=20
-
-# Maximum number of return / yield for function / method body.
-max-returns=6
-
-# Maximum number of statements in function / method body.
-max-statements=50
-
-# Minimum number of public methods for a class (see R0903).
-min-public-methods=1
-
-
-[STRING]
-
-# This flag controls whether inconsistent-quotes generates a warning when the
-# character used as a quote delimiter is used inconsistently within a module.
-check-quote-consistency=no
-
-# This flag controls whether the implicit-str-concat should generate a warning
-# on implicit string concatenation in sequences defined over several lines.
-check-str-concat-over-line-jumps=no
-
-
-[BASIC]
-
-# Naming style matching correct argument names.
-argument-naming-style=snake_case
-
-# Regular expression matching correct argument names. Overrides argument-
-# naming-style. If left empty, argument names will be checked with the set
-# naming style.
-#argument-rgx=
-
-# Naming style matching correct attribute names.
-attr-naming-style=snake_case
-
-# Regular expression matching correct attribute names. Overrides attr-naming-
-# style. If left empty, attribute names will be checked with the set naming
-# style.
-#attr-rgx=
-
-# Bad variable names which should always be refused, separated by a comma.
-bad-names=foo,
-          bar,
-          baz,
-          toto,
-          tutu,
-          tata
-
-# Bad variable names regexes, separated by a comma. If names match any regex,
-# they will always be refused
-bad-names-rgxs=
-
-# Naming style matching correct class attribute names.
-class-attribute-naming-style=any
-
-# Regular expression matching correct class attribute names. Overrides class-
-# attribute-naming-style. If left empty, class attribute names will be checked
-# with the set naming style.
-#class-attribute-rgx=
-
-# Naming style matching correct class constant names.
-class-const-naming-style=UPPER_CASE
-
-# Regular expression matching correct class constant names. Overrides class-
-# const-naming-style. If left empty, class constant names will be checked with
-# the set naming style.
-#class-const-rgx=
-
-# Naming style matching correct class names.
-class-naming-style=PascalCase
-
-# Regular expression matching correct class names. Overrides class-naming-
-# style. If left empty, class names will be checked with the set naming style.
-#class-rgx=
-
-# Naming style matching correct constant names.
-const-naming-style=UPPER_CASE
-
-# Regular expression matching correct constant names. Overrides const-naming-
-# style. If left empty, constant names will be checked with the set naming
-# style.
-#const-rgx=
-
-# Minimum line length for functions/classes that require docstrings, shorter
-# ones are exempt.
-docstring-min-length=-1
-
-# Naming style matching correct function names.
-function-naming-style=snake_case
-
-# Regular expression matching correct function names. Overrides function-
-# naming-style. If left empty, function names will be checked with the set
-# naming style.
-#function-rgx=
-
-# Good variable names which should always be accepted, separated by a comma.
-good-names=i,
-           j,
-           k,
-           ex,
-           Run,
-           _
-
-# Good variable names regexes, separated by a comma. If names match any regex,
-# they will always be accepted
-good-names-rgxs=
-
-# Include a hint for the correct naming format with invalid-name.
-include-naming-hint=no
-
-# Naming style matching correct inline iteration names.
-inlinevar-naming-style=any
-
-# Regular expression matching correct inline iteration names. Overrides
-# inlinevar-naming-style. If left empty, inline iteration names will be checked
-# with the set naming style.
-#inlinevar-rgx=
-
-# Naming style matching correct method names.
-method-naming-style=snake_case
-
-# Regular expression matching correct method names. Overrides method-naming-
-# style. If left empty, method names will be checked with the set naming style.
-#method-rgx=
-
-# Naming style matching correct module names.
-module-naming-style=snake_case
-
-# Regular expression matching correct module names. Overrides module-naming-
-# style. If left empty, module names will be checked with the set naming style.
-#module-rgx=
-
-# Colon-delimited sets of names that determine each other's naming style when
-# the name regexes allow several styles.
-name-group=
-
-# Regular expression which should only match function or class names that do
-# not require a docstring.
-no-docstring-rgx=^_
-
-# List of decorators that produce properties, such as abc.abstractproperty. Add
-# to this list to register other decorators that produce valid properties.
-# These decorators are taken in consideration only for invalid-name.
-property-classes=abc.abstractproperty
-
-# Regular expression matching correct type variable names. If left empty, type
-# variable names will be checked with the set naming style.
-#typevar-rgx=
-
-# Naming style matching correct variable names.
-variable-naming-style=snake_case
-
-# Regular expression matching correct variable names. Overrides variable-
-# naming-style. If left empty, variable names will be checked with the set
-# naming style.
-#variable-rgx=

Dockerfile

@@ -1,45 +1,35 @@
-FROM docker.io/library/python:3.10-slim as base
+FROM docker.io/library/python:3.9-slim AS model
-
-# Configure piwheels repo to use pre-compiled numpy wheels for arm
-RUN echo -n "[global]\n" > /etc/pip.conf &&\
-    echo -n "extra-index-url = https://www.piwheels.org/simple https://git.cyrilix.bzh/api/packages/robocars/pypi/simple \n" >> /etc/pip.conf
-
-RUN apt-get update && apt-get install -y libgl1 libglib2.0-0
-
-#################
-FROM base as model-builder
 
 RUN python3 -m pip install blobconverter
 
 RUN mkdir -p /models
 
 RUN blobconverter --zoo-name mobile_object_localizer_192x192 --zoo-type depthai --shaves 6 --version 2021.4 --output-dir /models || echo ""
+RUN ls /models
+#######
+FROM docker.io/library/python:3.9-slim
 
-#################
+# Configure piwheels repo to use pre-compiled numpy wheels for arm
-FROM base as builder
+RUN echo -n "[global]\nextra-index-url=https://www.piwheels.org/simple\n" >> /etc/pip.conf
 
-RUN apt-get install -y git && \
+RUN apt-get update && apt-get install -y libgl1 libglib2.0-0
-    pip3 install poetry==1.2.0 && \
-    poetry self add "poetry-dynamic-versioning[plugin]"
 
-ADD poetry.lock .
+RUN pip3 install numpy
-ADD pyproject.toml .
-ADD camera camera
-ADD README.md .
-
-# Poetry expect to found a git project
-ADD .git .git
-
-RUN poetry build
-
-#################
-FROM base
 
 RUN mkdir /models
-COPY --from=model-builder /models/mobile_object_localizer_192x192_openvino_2021.4_6shave.blob /models/mobile_object_localizer_192x192_openvino_2021.4_6shave.blob
 
-COPY --from=builder dist/*.whl /tmp/
+COPY --from=model /models/mobile_object_localizer_192x192_openvino_2021.4_6shave.blob /models/mobile_object_localizer_192x192_openvino_2021.4_6shave.blob
-RUN pip3 install /tmp/*.whl
+ADD requirements.txt requirements.txt
+
+RUN pip3 install -r requirements.txt
+
+ADD events events
+ADD camera camera
+ADD setup.cfg setup.cfg
+ADD setup.py setup.py
+
+ENV PYTHON_EGG_CACHE=/tmp/cache
+RUN python3 setup.py install
 
 WORKDIR /tmp
 USER 1234

build-docker.sh

@@ -2,11 +2,11 @@
 
 IMAGE_NAME=robocar-oak-camera
 TAG=$(git describe)
-FULL_IMAGE_NAME=git.cyrilix.bzh/robocars/${IMAGE_NAME}:${TAG}
+FULL_IMAGE_NAME=docker.io/cyrilix/${IMAGE_NAME}:${TAG}
 PLATFORM="linux/amd64,linux/arm64"
 #PLATFORM="linux/amd64,linux/arm64,linux/arm/v7"
 
 podman build . --platform "${PLATFORM}" --manifest "${IMAGE_NAME}:${TAG}"
-podman manifest push --all "localhost/${IMAGE_NAME}:${TAG}" "docker://${FULL_IMAGE_NAME}"
+podman manifest push --format v2s2 "localhost/${IMAGE_NAME}:${TAG}" "docker://${FULL_IMAGE_NAME}"
 
 printf "\nImage %s published" "docker://${FULL_IMAGE_NAME}"

camera/cli.py

@@ -1,128 +1,77 @@
 """
-Mqtt gateway for oak-lite device
+Publish data from oak-lite device
+
+Usage: rc-oak-camera [-u USERNAME | --mqtt-username=USERNAME] [--mqtt-password=PASSWORD] \
+    [--mqtt-broker-host=HOSTNAME] [--mqtt-broker-port=PORT] \
+    [--mqtt-topic-robocar-oak-camera="TOPIC_CAMERA"] [--mqtt-topic-robocar-objects="TOPIC_OBJECTS"] \
+    [--mqtt-client-id=CLIENT_ID] \
+    [-H IMG_HEIGHT | --image-height=IMG_HEIGHT] [-W IMG_WIDTH | --image-width=IMG_width] \
+    [-t OBJECTS_THRESHOLD | --objects-threshold=OBJECTS_THRESHOLD]
+
+Options:
+-h --help                                               Show this screen.
+-u USERID --mqtt-username=USERNAME                      MQTT user
+-p PASSWORD --mqtt-password=PASSWORD                    MQTT password
+-b HOSTNAME --mqtt-broker-host=HOSTNAME                 MQTT broker host
+-P HOSTNAME --mqtt-broker-port=PORT                     MQTT broker port
+-C CLIENT_ID --mqtt-client-id=CLIENT_ID                 MQTT client id
+-c TOPIC_CAMERA --mqtt-topic-robocar-oak-camera=TOPIC_CAMERA        MQTT topic where to publish robocar-oak-camera frames
+-o TOPIC_OBJECTS --mqtt-topic-robocar-objects=TOPIC_OBJECTS         MQTT topic where to publish objects detection results
+-H IMG_HEIGHT --image-height=IMG_HEIGHT                 IMG_HEIGHT image height
+-W IMG_WIDTH --image-width=IMG_width                    IMG_WIDTH image width
+-t OBJECTS_THRESHOLD --objects-threshold=OBJECTS_THRESHOLD    OBJECTS_THRESHOLD threshold to filter objects detected
 """
-import argparse
 import logging
 import os
-import signal
+from . import depthai as cam
-import typing, types
+from docopt import docopt
-
-import depthai as dai
 import paho.mqtt.client as mqtt
 
-from . import depthai as cam  # pylint: disable=reimported
-
 logger = logging.getLogger(__name__)
+logging.basicConfig(level=logging.INFO)
 
-_DEFAULT_CLIENT_ID = "robocar-depthai"
+default_client_id = "robocar-depthai"
 
 
-def _parse_args_cli() -> argparse.Namespace:
+def init_mqtt_client(broker_host: str, broker_port, user: str, password: str, client_id: str) -> mqtt.Client:
-    parser = argparse.ArgumentParser()
-    parser.add_argument("-u", "--mqtt-username",
-                        help="MQTT user",
-                        default=_get_env_value("MQTT_USERNAME", ""))
-    parser.add_argument("-p", "--mqtt-password",
-                        help="MQTT password",
-                        default=_get_env_value("MQTT_PASSWORD", ""))
-    parser.add_argument("-b", "--mqtt-broker-host",
-                        help="MQTT broker host",
-                        default=_get_env_value("MQTT_BROKER_HOST", "localhost"))
-    parser.add_argument("-P", "--mqtt-broker-port",
-                        help="MQTT broker port",
-                        type=int,
-                        default=_get_env_int_value("MQTT_BROKER_PORT", 1883))
-    parser.add_argument("-C", "--mqtt-client-id",
-                        help="MQTT client id",
-                        default=_get_env_value("MQTT_CLIENT_ID", _DEFAULT_CLIENT_ID))
-    parser.add_argument("-c", "--mqtt-topic-robocar-oak-camera",
-                        help="MQTT topic where to publish robocar-oak-camera frames",
-                        default=_get_env_value("MQTT_TOPIC_CAMERA", "/oak/camera_rgb"))
-    parser.add_argument("-o", "---mqtt-topic-robocar-objects",
-                        help="MQTT topic where to publish objects detection results",
-                        default=_get_env_value("MQTT_TOPIC_OBJECTS", "/objects"))
-    parser.add_argument("-t", "--objects-threshold",
-                        help="threshold to filter detected objects",
-                        type=float,
-                        default=_get_env_float_value("OBJECTS_THRESHOLD", 0.2))
-    parser.add_argument("-H", "--image-height", help="image height",
-                        type=int,
-                        default=_get_env_int_value("IMAGE_HEIGHT", 120))
-    parser.add_argument("-W", "--image-width", help="image width",
-                        type=int,
-                        default=_get_env_int_value("IMAGE_WIDTH", 126))
-    parser.add_argument("--log", help="Log level",
-                        type=str,
-                        default="info",
-                        choices=["info", "debug"])
-    args = parser.parse_args()
-    return args
-
-
-def _init_mqtt_client(broker_host: str, broker_port: int, user: str, password: str, client_id: str) -> mqtt.Client:
     logger.info("Start part.py-robocar-oak-camera")
     client = mqtt.Client(client_id=client_id, clean_session=True, userdata=None, protocol=mqtt.MQTTv311)
 
     client.username_pw_set(user, password)
-    logger.info("Connect to mqtt broker %s", broker_host)
+    logger.info("Connect to mqtt broker "+ broker_host)
     client.connect(host=broker_host, port=broker_port, keepalive=60)
     logger.info("Connected to mqtt broker")
     return client
 
 
-def execute_from_command_line() -> None:
+def execute_from_command_line():
-    """
+    logging.basicConfig(level=logging.INFO)
-    Cli entrypoint
-    :return:
-    """
 
-    args = _parse_args_cli()
+    args = docopt(__doc__)
-    if args.log == "info":
-        logging.basicConfig(level=logging.INFO)
-    elif args.log == "debug":
-        logging.basicConfig(level=logging.DEBUG)
 
-    client = _init_mqtt_client(broker_host=args.mqtt_broker_host,
+    client = init_mqtt_client(broker_host=get_default_value(args["--mqtt-broker-host"], "MQTT_BROKER_HOST", "localhost"),
-                               broker_port=args.mqtt_broker_port,
+                              broker_port=int(get_default_value(args["--mqtt-broker-port"], "MQTT_BROKER_PORT", "1883")),
-                               user=args.mqtt_username,
+                              user=get_default_value(args["--mqtt-username"], "MQTT_USERNAME", ""),
-                               password=args.mqtt_password,
+                              password=get_default_value(args["--mqtt-password"], "MQTT_PASSWORD", ""),
-                               client_id=args.mqtt_client_id,
+                              client_id=get_default_value(args["--mqtt-client-id"], "MQTT_CLIENT_ID",
-                               )
+                                                          default_client_id),
-    frame_processor = cam.FrameProcessor(mqtt_client=client, frame_topic=args.mqtt_topic_robocar_oak_camera)
+                              )
-    object_processor = cam.ObjectProcessor(mqtt_client=client,
+    frame_topic = get_default_value(args["--mqtt-topic-robocar-oak-camera"], "MQTT_TOPIC_CAMERA", "/oak/camera_rgb")
-                                           objects_topic=args.mqtt_topic_robocar_objects,
+    objects_topic = get_default_value(args["--mqtt-topic-robocar-objects"], "MQTT_TOPIC_OBJECTS", "/objects")
-                                           objects_threshold=args.objects_threshold)
 
-    pipeline = dai.Pipeline()
+    frame_processor = cam.FramePublisher(mqtt_client=client,
-    pipeline_controller = cam.PipelineController(pipeline=pipeline,
+                                         frame_topic=frame_topic,
-                                                 frame_processor=frame_processor,
+                                         objects_topic=objects_topic,
-                                                 object_processor=object_processor,
+                                         objects_threshold=float(get_default_value(args["--objects-threshold"],
-                                                 object_node=cam.ObjectDetectionNN(pipeline=pipeline),
+                                                                                   "OBJECTS_THRESHOLD", 0.2)),
-                                                 camera=cam.CameraSource(pipeline=pipeline,
+                                         img_width=int(get_default_value(args["--image-width"], "IMAGE_WIDTH", 160)),
-                                                                         img_width=args.image_width,
+                                         img_height=int(get_default_value(args["--image-height"], "IMAGE_HEIGHT", 120)))
-                                                                         img_height=args.image_width,
+    frame_processor.run()
-                                                                         ))
-
-    def sigterm_handler(signum: int, frame: typing.Optional[
-        types.FrameType]) -> None:  # pylint: disable=unused-argument  # need to implement handler signature
-        logger.info("exit on SIGTERM")
-        pipeline_controller.stop()
-
-    signal.signal(signal.SIGTERM, sigterm_handler)
-    pipeline_controller.run()
 
 
-def _get_env_value(env_var: str, default_value: str) -> str:
+def get_default_value(value, env_var: str, default_value) -> str:
+    if value:
+        return value
     if env_var in os.environ:
         return os.environ[env_var]
     return default_value
-
-
-def _get_env_int_value(env_var: str, default_value: int) -> int:
-    value = _get_env_value(env_var, str(default_value))
-    return int(value)
-
-
-def _get_env_float_value(env_var: str, default_value: float) -> float:
-    value = _get_env_value(env_var, str(default_value))
-    return float(value)

camera/depthai.py

@@ -1,380 +1,151 @@
-"""
-Camera event loop
-"""
-import abc
 import datetime
 import logging
-import pathlib
-import typing
-from dataclasses import dataclass
-
-import cv2
-import depthai as dai
-import events.events_pb2 as evt
-import numpy as np
-import numpy.typing as npt
 import paho.mqtt.client as mqtt
-from depthai import Device
+
+import events.events_pb2
+
+import depthai as dai
+import cv2
+import numpy as np
 
 logger = logging.getLogger(__name__)
 
-_NN_PATH = "/models/mobile_object_localizer_192x192_openvino_2021.4_6shave.blob"
+NN_PATH = "/models/mobile_object_localizer_192x192_openvino_2021.4_6shave.blob"
-_NN_WIDTH = 192
+NN_WIDTH = 192
-_NN_HEIGHT = 192
+NN_HEIGHT = 192
 
 
-class ObjectProcessor:
+class FramePublisher:
-    """
+    def __init__(self, mqtt_client: mqtt.Client, frame_topic: str, objects_topic: str, objects_threshold: float,
-    Processor for Object detection
+                 img_width: int, img_height: int):
-    """
-
-    def __init__(self, mqtt_client: mqtt.Client, objects_topic: str, objects_threshold: float):
-        self._mqtt_client = mqtt_client
-        self._objects_topic = objects_topic
-        self._objects_threshold = objects_threshold
-
-    def process(self, in_nn: dai.NNData, frame_ref: evt.FrameRef) -> None:
-        """
-        Parse and publish result of NeuralNetwork result
-        :param in_nn: NeuralNetwork result read from device
-        :param frame_ref: Id of the frame where objects are been detected
-        :return:
-        """
-        detection_boxes = np.array(in_nn.getLayerFp16("ExpandDims")).reshape((100, 4))
-        detection_scores = np.array(in_nn.getLayerFp16("ExpandDims_2")).reshape((100,))
-        # keep boxes bigger than threshold
-        mask = detection_scores >= self._objects_threshold
-        boxes = detection_boxes[mask]
-        scores = detection_scores[mask]
-
-        if boxes.shape[0] > 0:
-            self._publish_objects(boxes, frame_ref, scores)
-
-    def _publish_objects(self, boxes: npt.NDArray[np.float64], frame_ref: evt.FrameRef, scores: npt.NDArray[np.float64]) -> None:
-        objects_msg = evt.ObjectsMessage()
-        objs = []
-        for i in range(boxes.shape[0]):
-            logger.debug("new object detected: %s", str(boxes[i]))
-            objs.append(_bbox_to_object(boxes[i], scores[i].astype(float)))
-        objects_msg.objects.extend(objs)
-        objects_msg.frame_ref.name = frame_ref.name
-        objects_msg.frame_ref.id = frame_ref.id
-        objects_msg.frame_ref.created_at.FromDatetime(frame_ref.created_at.ToDatetime())
-        logger.debug("publish object event to %s", self._objects_topic)
-        self._mqtt_client.publish(topic=self._objects_topic,
-                                  payload=objects_msg.SerializeToString(),
-                                  qos=0,
-                                  retain=False)
-
-
-class FrameProcessError(Exception):
-    """
-    Error base for invalid frame processing
-
-    Attributes:
-        message -- explanation of the error
-    """
-
-    def __init__(self, message: str):
-        """
-        :param message: explanation of the error
-        """
-        self.message = message
-
-
-class FrameProcessor:
-    """
-    Processor for camera frames
-    """
-
-    def __init__(self, mqtt_client: mqtt.Client, frame_topic: str):
         self._mqtt_client = mqtt_client
         self._frame_topic = frame_topic
+        self._objects_topic = objects_topic
+        self._objects_threshold = objects_threshold
+        self._img_width = img_width
+        self._img_height = img_height
+        self._pipeline = self._configure_pipeline()
 
-    def process(self, img: dai.ImgFrame) -> typing.Any:
+    def _configure_pipeline(self) -> dai.Pipeline:
-        """
+        logger.info("configure pipeline")
-        Publish camera frames
+        pipeline = dai.Pipeline()
-        :param img: image read from camera
-        :return:
-            id frame reference
-        :raise:
-            FrameProcessError if frame can't be processed
-        """
-        im_resize = img.getCvFrame()
-        is_success, im_buf_arr = cv2.imencode(".jpg", im_resize)
-        if not is_success:
-            raise FrameProcessError("unable to process to encode frame to jpg")
-        byte_im = im_buf_arr.tobytes()
 
-        now = datetime.datetime.now()
+        pipeline.setOpenVINOVersion(version=dai.OpenVINO.VERSION_2021_4)
-        frame_msg = evt.FrameMessage()
-        frame_msg.id.name = "robocar-oak-camera-oak"
-        frame_msg.id.id = str(int(now.timestamp() * 1000))
-        frame_msg.id.created_at.FromDatetime(now)
-        frame_msg.frame = byte_im
-        logger.debug("publish frame event to %s", self._frame_topic)
-        self._mqtt_client.publish(topic=self._frame_topic,
-                                  payload=frame_msg.SerializeToString(),
-                                  qos=0,
-                                  retain=False)
-        return frame_msg.id
 
-
-class Source(abc.ABC):
-    """Base class for image source"""
-
-    @abc.abstractmethod
-    def get_stream_name(self) -> str:
-        """
-        Queue/stream name to use to get data
-
-        :return: steam name
-        """
-
-    @abc.abstractmethod
-    def link(self, input_node: dai.Node.Input) -> None:
-        """
-        Link this source to the input node
-
-        :param: input_node:  input node to link
-        """
-
-
-class ObjectDetectionNN:
-    """
-    Node to detect objects into image
-
-    Read image as input and apply resize transformation before to run NN on it
-    Result is available with 'get_stream_name()' stream
-    """
-
-    def __init__(self, pipeline: dai.Pipeline):
         # Define a neural network that will make predictions based on the source frames
-        detection_nn = pipeline.createNeuralNetwork()
+        detection_nn = pipeline.create(dai.node.NeuralNetwork)
-        detection_nn.setBlobPath(pathlib.Path(_NN_PATH))
+        detection_nn.setBlobPath(NN_PATH)
         detection_nn.setNumPoolFrames(4)
         detection_nn.input.setBlocking(False)
         detection_nn.setNumInferenceThreads(2)
-        self._detection_nn = detection_nn
-        self._xout = self._configure_xout_nn(pipeline)
-        self._detection_nn.out.link(self._xout.input)
-        self._manip_image = self._configure_manip(pipeline)
-        self._manip_image.out.link(self._detection_nn.input)
 
-    @staticmethod
+        xout_nn = pipeline.create(dai.node.XLinkOut)
-    def _configure_manip(pipeline: dai.Pipeline) -> dai.node.ImageManip:
-        # Resize image
-        manip = pipeline.createImageManip()
-        manip.initialConfig.setResize(_NN_WIDTH, _NN_HEIGHT)
-        manip.initialConfig.setFrameType(dai.ImgFrame.Type.RGB888p)
-        manip.initialConfig.setKeepAspectRatio(False)
-        return manip
-
-    @staticmethod
-    def _configure_xout_nn(pipeline: dai.Pipeline) -> dai.node.XLinkOut:
-        xout_nn = pipeline.createXLinkOut()
         xout_nn.setStreamName("nn")
         xout_nn.input.setBlocking(False)
-        return xout_nn
 
-    def get_stream_name(self) -> str:
+        # Resize image
-        """
+        manip = pipeline.create(dai.node.ImageManip)
-        Queue/stream name to use to get data
+        manip.initialConfig.setResize(NN_WIDTH, NN_HEIGHT)
+        manip.initialConfig.setFrameType(dai.ImgFrame.Type.RGB888p)
+        manip.initialConfig.setKeepAspectRatio(False)
 
-        :return: stream name
+        cam_rgb = pipeline.create(dai.node.ColorCamera)
-        """
+        xout_rgb = pipeline.create(dai.node.XLinkOut)
-        return self._xout.getStreamName()
+        xout_rgb.setStreamName("rgb")
 
-    def get_input(self) -> dai.Node.Input:
-        """
-        Get input node to use to link with source node
-        :return: input to link with source output, see Source.link()
-        """
-        return self._manip_image.inputImage
-
-
-class CameraSource(Source):
-    """Image source based on camera preview"""
-
-    def __init__(self, pipeline: dai.Pipeline, img_width: int, img_height: int):
-        self._cam_rgb = pipeline.createColorCamera()
-        self._xout_rgb = pipeline.createXLinkOut()
-        self._xout_rgb.setStreamName("rgb")
 
         # Properties
-        self._cam_rgb.setBoardSocket(dai.CameraBoardSocket.RGB)
+        cam_rgb.setBoardSocket(dai.CameraBoardSocket.RGB)
-        self._cam_rgb.setPreviewSize(width=img_width, height=img_height)
+        cam_rgb.setPreviewSize(width=self._img_width, height=self._img_height)
-        self._cam_rgb.setInterleaved(False)
+        cam_rgb.setInterleaved(False)
-        self._cam_rgb.setColorOrder(dai.ColorCameraProperties.ColorOrder.RGB)
+        cam_rgb.setColorOrder(dai.ColorCameraProperties.ColorOrder.RGB)
-        self._cam_rgb.setFps(30)
+        cam_rgb.setFps(30)
-
-        # link camera preview to output
-        self._cam_rgb.preview.link(self._xout_rgb.input)
-
-    def link(self, input_node: dai.Node.Input) -> None:
-        self._cam_rgb.preview.link(input_node)
-
-    def get_stream_name(self) -> str:
-        return self._xout_rgb.getStreamName()
-
-
-@dataclass
-class MqttConfig:
-    """MQTT configuration"""
-    host: str
-    topic: str
-    port: int = 1883
-    qos: int = 0
-
-
-class MqttSource(Source):
-    """Image source based onto mqtt stream"""
-
-    def __init__(self, device: Device, pipeline: dai.Pipeline, mqtt_config: MqttConfig):
-        self._mqtt_config = mqtt_config
-        self._client = mqtt.Client()
-        self._client.user_data_set(mqtt_config)
-        self._client.on_connect = self._on_connect
-        self._client.on_message = self._on_message
-
-        self._img_in = pipeline.createXLinkIn()
-        self._img_in.setStreamName("img_input")
-        self._img_out = pipeline.createXLinkOut()
-        self._img_out.setStreamName("img_output")
-        self._img_in.out.link(self._img_out.input)
-
-        self._img_in_queue = device.getInputQueue(self._img_in.getStreamName())
-
-    def run(self) -> None:
-        """ Connect and start mqtt loop """
-        self._client.connect(host=self._mqtt_config.host, port=self._mqtt_config.port)
-        self._client.loop_start()
-
-    def stop(self) -> None:
-        """Stop and disconnect mqtt loop"""
-        self._client.loop_stop()
-        self._client.disconnect()
-
-    @staticmethod
-    # pylint: disable=unused-argument
-    def _on_connect(client: mqtt.Client, userdata: MqttConfig, flags: typing.Any,
-                    result_connection: typing.Any) -> None:
-        # if we lose the connection and reconnect then subscriptions will be renewed.
-        client.subscribe(topic=userdata.topic, qos=userdata.qos)
-
-    # pylint: disable=unused-argument
-    def _on_message(self, _: mqtt.Client, user_data: MqttConfig, msg: mqtt.MQTTMessage) -> None:
-        frame_msg = evt.FrameMessage()
-        frame_msg.ParseFromString(msg.payload)
-
-        frame = np.asarray(frame_msg.frame, dtype="uint8")
-        frame = cv2.imdecode(frame, cv2.IMREAD_COLOR)
-        nn_data = dai.NNData()
-        nn_data.setLayer("data", _to_planar(frame, (300, 300)))
-        self._img_in_queue.send(nn_data)
-
-    def get_stream_name(self) -> str:
-        return self._img_out.getStreamName()
-
-    def link(self, input_node: dai.Node.Input) -> None:
-        self._img_in.out.link(input_node)
-
-
-def _to_planar(arr: npt.NDArray[np.uint8], shape: tuple[int, int]) -> list[int]:
-    return [val for channel in cv2.resize(arr, shape).transpose(2, 0, 1) for y_col in channel for val in y_col]
-
-
-class PipelineController:
-    """
-    Pipeline controller that drive camera device
-    """
-
-    def __init__(self, frame_processor: FrameProcessor,
-                 object_processor: ObjectProcessor, camera: Source, object_node: ObjectDetectionNN,
-                 pipeline: dai.Pipeline):
-        self._frame_processor = frame_processor
-        self._object_processor = object_processor
-        self._camera = camera
-        self._object_node = object_node
-        self._stop = False
-        self._pipeline = pipeline
-        self._configure_pipeline()
-
-    def _configure_pipeline(self) -> None:
-        logger.info("configure pipeline")
-
-        self._pipeline.setOpenVINOVersion(version=dai.OpenVINO.VERSION_2021_4)
 
         # Link preview to manip and manip to nn
-        self._camera.link(self._object_node.get_input())
+        cam_rgb.preview.link(manip.inputImage)
+        manip.out.link(detection_nn.input)
+
+        # Linking to output
+        cam_rgb.preview.link(xout_rgb.input)
+        detection_nn.out.link(xout_nn.input)
 
         logger.info("pipeline configured")
+        return pipeline
 
-    def run(self) -> None:
+    def run(self):
-        """
-        Start event loop
-        :return:
-        """
         # Connect to device and start pipeline
-        with Device(pipeline=self._pipeline) as dev:
+        with dai.Device(self._pipeline) as device:
-            logger.info('MxId: %s', dev.getDeviceInfo().getMxId())
+            logger.info('MxId: %s', device.getDeviceInfo().getMxId())
-            logger.info('USB speed: %s', dev.getUsbSpeed())
+            logger.info('USB speed: %s', device.getUsbSpeed())
-            logger.info('Connected cameras: %s', str(dev.getConnectedCameras()))
+            logger.info('Connected cameras: %s', device.getConnectedCameras())
-            logger.info("output queues found: %s", str(''.join(dev.getOutputQueueNames())))  # type: ignore
 
-            dev.startPipeline()
+            logger.info("output queues found: %s", device.getOutputQueueNames())
+
+            device.startPipeline()
             # Queues
             queue_size = 4
-            q_rgb = dev.getOutputQueue(name=self._camera.get_stream_name(), maxSize=queue_size,  # type: ignore
+            q_rgb = device.getOutputQueue(name="rgb", maxSize=queue_size, blocking=False)
-                                       blocking=False)
+            q_nn = device.getOutputQueue(name="nn", maxSize=queue_size, blocking=False)
-            q_nn = dev.getOutputQueue(name=self._object_node.get_stream_name(), maxSize=queue_size,  # type: ignore
-                                      blocking=False)
 
-            self._stop = False
             while True:
-                if self._stop:
-                    logger.info("stop loop event")
-                    return
                 try:
-                    self._loop_on_camera_events(q_nn, q_rgb)
+                    logger.debug("wait for new frame")
-                # pylint: disable=broad-except # bad frame or event must not stop loop
+                    inRgb = q_rgb.get()  # blocking call, will wait until a new data has arrived
-                except Exception as ex:
-                    logger.exception("unexpected error: %s", str(ex))
 
-    def _loop_on_camera_events(self, q_nn: dai.DataOutputQueue, q_rgb: dai.DataOutputQueue) -> None:
+                    im_resize = inRgb.getCvFrame()
-        logger.debug("wait for new frame")
 
-        # Wait for frame
+                    is_success, im_buf_arr = cv2.imencode(".jpg", im_resize)
-        in_rgb: dai.ImgFrame = q_rgb.get()  # type: ignore # blocking call, will wait until a new data has arrived
+                    byte_im = im_buf_arr.tobytes()
-        try:
-            logger.debug("process frame")
-            frame_ref = self._frame_processor.process(in_rgb)
-        except FrameProcessError as ex:
-            logger.error("unable to process frame: %s", str(ex))
-            return
-        logger.debug("frame processed")
 
-        logger.debug("wait for nn response")
+                    now = datetime.datetime.now()
-        # Read NN result
+                    frame_msg = events.events_pb2.FrameMessage()
-        in_nn: dai.NNData = q_nn.get()  # type: ignore
+                    frame_msg.id.name = "robocar-oak-camera-oak"
-        logger.debug("process objects")
+                    frame_msg.id.id = str(int(now.timestamp() * 1000))
-        self._object_processor.process(in_nn, frame_ref)
+                    frame_msg.id.created_at.FromDatetime(now)
-        logger.debug("objects processed")
+                    frame_msg.frame = byte_im
 
-    def stop(self) -> None:
+                    logger.debug("publish frame event to %s", self._frame_topic)
-        """
+                    self._mqtt_client.publish(topic=self._frame_topic,
-        Stop event loop, if loop is not running, do nothing
+                                              payload=frame_msg.SerializeToString(),
-        :return:
+                                              qos=0,
-        """
+                                              retain=False)
-        self._stop = True
 
+                    in_nn = q_nn.get()
 
-def _bbox_to_object(bbox: npt.NDArray[np.float64], score: float) -> evt.Object:
+                    # get outputs
-    obj = evt.Object()
+                    detection_boxes = np.array(in_nn.getLayerFp16("ExpandDims")).reshape((100, 4))
-    obj.type = evt.TypeObject.ANY
+                    detection_scores = np.array(in_nn.getLayerFp16("ExpandDims_2")).reshape((100,))
-    obj.top = bbox[0].astype(float)
+
-    obj.right = bbox[3].astype(float)
+                    # keep boxes bigger than threshold
-    obj.bottom = bbox[2].astype(float)
+                    mask = detection_scores >= self._objects_threshold
-    obj.left = bbox[1].astype(float)
+                    boxes = detection_boxes[mask]
-    obj.confidence = score
+                    scores = detection_scores[mask]
-    return obj
+
+                    if boxes.shape[0] > 0:
+                        objects_msg = events.events_pb2.ObjectsMessage()
+                        objs = []
+                        for i in range(boxes.shape[0]):
+                            bbox = boxes[i]
+                            logger.debug("new object detected: %s", str(bbox))
+                            o = events.events_pb2.Object()
+                            o.type = events.events_pb2.TypeObject.ANY
+                            o.top = bbox[0].astype(float)
+                            o.right = bbox[3].astype(float)
+                            o.bottom = bbox[2].astype(float)
+                            o.left = bbox[1].astype(float)
+                            o.confidence = scores[i].astype(float)
+                            objs.append(o)
+                        objects_msg.objects.extend(objs)
+
+                        objects_msg.frame_ref.name = frame_msg.id.name
+                        objects_msg.frame_ref.id = frame_msg.id.id
+                        objects_msg.frame_ref.created_at.FromDatetime(now)
+
+                        logger.debug("publish object event to %s", self._frame_topic)
+                        self._mqtt_client.publish(topic=self._objects_topic,
+                                                  payload=objects_msg.SerializeToString(),
+                                                  qos=0,
+                                                  retain=False)
+
+                except Exception as e:
+                    logger.exception("unexpected error: %s", str(e))

camera/tests/test_depthai.py

@@ -1,156 +0,0 @@
-import datetime
-import typing
-import unittest.mock
-
-import depthai as dai
-import events.events_pb2
-import numpy as np
-import numpy.typing as npt
-import paho.mqtt.client as mqtt
-import pytest
-import pytest_mock
-
-import camera.depthai
-
-Object = dict[str, float]
-
-
-@pytest.fixture
-def mqtt_client(mocker: pytest_mock.MockerFixture) -> mqtt.Client:
-    return mocker.MagicMock()  # type: ignore
-
-
-class TestObjectProcessor:
-    @pytest.fixture
-    def frame_ref(self) -> events.events_pb2.FrameRef:
-        now = datetime.datetime.now()
-        frame_msg = events.events_pb2.FrameMessage()
-        frame_msg.id.name = "robocar-oak-camera-oak"
-        frame_msg.id.id = str(int(now.timestamp() * 1000))
-        frame_msg.id.created_at.FromDatetime(now)
-        return frame_msg.id
-
-    @pytest.fixture
-    def object1(self) -> Object:
-        return {
-            "left": 0.3,
-            "right": 0.7,
-            "top": 0.1,
-            "bottom": 0.6,
-            "score": 0.8,
-        }
-
-    @pytest.fixture
-    def raw_objects_empty(self, mocker: pytest_mock.MockerFixture) -> dai.NNData:
-        raw_objects = mocker.MagicMock()
-
-        def mock_return(name: str) -> typing.List[typing.Union[int, typing.List[int]]]:
-            if name == "ExpandDims":
-                return [[0] * 4] * 100
-            elif name == "ExpandDims_2":
-                return [0] * 100
-            else:
-                raise ValueError(f"{name} is not a valid arg")
-
-        m = mocker.patch(target='depthai.NNData.getLayerFp16', autospec=True)
-        m.getLayerFp16 = mock_return
-        return m
-
-    @pytest.fixture
-    def raw_objects_one(self, mocker: pytest_mock.MockerFixture, object1: Object) -> dai.NNData:
-        def mock_return(name: str) -> typing.Union[npt.NDArray[np.int64], typing.List[float]]:
-            if name == "ExpandDims":  # Detection boxes
-                boxes: list[list[float]] = [[0.] * 4] * 100
-                boxes[0] = [object1["top"], object1["left"], object1["bottom"], object1["right"]]
-                return np.array(boxes)
-
-            elif name == "ExpandDims_2":  # Detection scores
-                scores: list[float] = [0.] * 100
-                scores[0] = object1["score"]
-                return scores
-            else:
-                raise ValueError(f"{name} is not a valid arg")
-
-        m = mocker.patch(target='depthai.NNData.getLayerFp16', autospec=True)
-        m.getLayerFp16 = mock_return
-        return m
-
-    @pytest.fixture
-    def object_processor(self, mqtt_client: mqtt.Client) -> camera.depthai.ObjectProcessor:
-        return camera.depthai.ObjectProcessor(mqtt_client, "topic/object", 0.2)
-
-    def test_process_without_object(self, object_processor: camera.depthai.ObjectProcessor, mqtt_client: mqtt.Client,
-                                    raw_objects_empty: dai.NNData, frame_ref: events.events_pb2.FrameRef) -> None:
-        object_processor.process(raw_objects_empty, frame_ref)
-        publish_mock: unittest.mock.MagicMock = mqtt_client.publish  # type: ignore
-        publish_mock.assert_not_called()
-
-    def test_process_with_object_with_low_score(self, object_processor: camera.depthai.ObjectProcessor,
-                                                mqtt_client: mqtt.Client, raw_objects_one: dai.NNData,
-                                                frame_ref: events.events_pb2.FrameRef) -> None:
-        object_processor._objects_threshold = 0.9
-        object_processor.process(raw_objects_one, frame_ref)
-        publish_mock: unittest.mock.MagicMock = mqtt_client.publish  # type: ignore
-        publish_mock.assert_not_called()
-
-    def test_process_with_one_object(self,
-                                     object_processor: camera.depthai.ObjectProcessor, mqtt_client: mqtt.Client,
-                                     raw_objects_one: dai.NNData, frame_ref: events.events_pb2.FrameRef,
-                                     object1: Object) -> None:
-        object_processor.process(raw_objects_one, frame_ref)
-        left = object1["left"]
-        right = object1["right"]
-        top = object1["top"]
-        bottom = object1["bottom"]
-        score = object1["score"]
-
-        pub_mock: unittest.mock.MagicMock = mqtt_client.publish  # type: ignore
-        pub_mock.assert_called_once_with(payload=unittest.mock.ANY, qos=0, retain=False, topic="topic/object")
-        payload = pub_mock.call_args.kwargs['payload']
-        objects_msg = events.events_pb2.ObjectsMessage()
-        objects_msg.ParseFromString(payload)
-        assert len(objects_msg.objects) == 1
-        assert left - 0.0001 < objects_msg.objects[0].left < left + 0.0001
-        assert right - 0.0001 < objects_msg.objects[0].right < right + 0.0001
-        assert top - 0.0001 < objects_msg.objects[0].top < top + 0.0001
-        assert bottom - 0.0001 < objects_msg.objects[0].bottom < bottom + 0.0001
-        assert score - 0.0001 < objects_msg.objects[0].confidence < score + 0.0001
-        assert objects_msg.frame_ref == frame_ref
-
-
-class TestFrameProcessor:
-    @pytest.fixture
-    def frame_processor(self, mqtt_client: mqtt.Client) -> camera.depthai.FrameProcessor:
-        return camera.depthai.FrameProcessor(mqtt_client, "topic/frame")
-
-    def test_process(self, frame_processor: camera.depthai.FrameProcessor, mocker: pytest_mock.MockerFixture,
-                     mqtt_client: mqtt.Client) -> None:
-        img: dai.ImgFrame = mocker.MagicMock()
-        mocker.patch(target="cv2.imencode").return_value = (True, np.array(b"img content"))
-
-        frame_ref = frame_processor.process(img)
-
-        pub_mock: unittest.mock.MagicMock = mqtt_client.publish  # type: ignore
-        pub_mock.assert_called_once_with(payload=unittest.mock.ANY, qos=0, retain=False, topic="topic/frame")
-        payload = pub_mock.call_args.kwargs['payload']
-        frame_msg = events.events_pb2.FrameMessage()
-        frame_msg.ParseFromString(payload)
-
-        assert frame_msg.id == frame_ref
-        assert frame_msg.frame == b"img content"
-
-        assert frame_msg.id.name == "robocar-oak-camera-oak"
-        assert len(frame_msg.id.id) is 13
-        now = datetime.datetime.now()
-        assert now - datetime.timedelta(
-            milliseconds=10) < frame_msg.id.created_at.ToDatetime() < now + datetime.timedelta(milliseconds=10)
-
-    def test_process_error(self, frame_processor: camera.depthai.FrameProcessor, mocker: pytest_mock.MockerFixture,
-                           mqtt_client: mqtt.Client) -> None:
-        img: dai.ImgFrame = mocker.MagicMock()
-        mocker.patch(target="cv2.imencode").return_value = (False, None)
-
-        with pytest.raises(camera.depthai.FrameProcessError) as ex:
-            _ = frame_processor.process(img)
-        exception_raised = ex.value
-        assert exception_raised.message == "unable to process to encode frame to jpg"

events/events_pb2.py

@@ -0,0 +1,53 @@
+# -*- coding: utf-8 -*-
+# Generated by the protocol buffer compiler.  DO NOT EDIT!
+# source: events/events.proto
+"""Generated protocol buffer code."""
+from google.protobuf.internal import builder as _builder
+from google.protobuf import descriptor as _descriptor
+from google.protobuf import descriptor_pool as _descriptor_pool
+from google.protobuf import symbol_database as _symbol_database
+# @@protoc_insertion_point(imports)
+
+_sym_db = _symbol_database.Default()
+
+
+from google.protobuf import timestamp_pb2 as google_dot_protobuf_dot_timestamp__pb2
+
+
+DESCRIPTOR = _descriptor_pool.Default().AddSerializedFile(b'\n\x13\x65vents/events.proto\x12\x0erobocar.events\x1a\x1fgoogle/protobuf/timestamp.proto\"T\n\x08\x46rameRef\x12\x0c\n\x04name\x18\x01 \x01(\t\x12\n\n\x02id\x18\x02 \x01(\t\x12.\n\ncreated_at\x18\x03 \x01(\x0b\x32\x1a.google.protobuf.Timestamp\"C\n\x0c\x46rameMessage\x12$\n\x02id\x18\x01 \x01(\x0b\x32\x18.robocar.events.FrameRef\x12\r\n\x05\x66rame\x18\x02 \x01(\x0c\"d\n\x0fSteeringMessage\x12\x10\n\x08steering\x18\x01 \x01(\x02\x12\x12\n\nconfidence\x18\x02 \x01(\x02\x12+\n\tframe_ref\x18\x03 \x01(\x0b\x32\x18.robocar.events.FrameRef\"d\n\x0fThrottleMessage\x12\x10\n\x08throttle\x18\x01 \x01(\x02\x12\x12\n\nconfidence\x18\x02 \x01(\x02\x12+\n\tframe_ref\x18\x03 \x01(\x0b\x32\x18.robocar.events.FrameRef\"A\n\x10\x44riveModeMessage\x12-\n\ndrive_mode\x18\x01 \x01(\x0e\x32\x19.robocar.events.DriveMode\"f\n\x0eObjectsMessage\x12\'\n\x07objects\x18\x01 \x03(\x0b\x32\x16.robocar.events.Object\x12+\n\tframe_ref\x18\x02 \x01(\x0b\x32\x18.robocar.events.FrameRef\"\x80\x01\n\x06Object\x12(\n\x04type\x18\x01 \x01(\x0e\x32\x1a.robocar.events.TypeObject\x12\x0c\n\x04left\x18\x02 \x01(\x02\x12\x0b\n\x03top\x18\x03 \x01(\x02\x12\r\n\x05right\x18\x04 \x01(\x02\x12\x0e\n\x06\x62ottom\x18\x05 \x01(\x02\x12\x12\n\nconfidence\x18\x06 \x01(\x02\"&\n\x13SwitchRecordMessage\x12\x0f\n\x07\x65nabled\x18\x01 \x01(\x08\"\x8c\x01\n\x0bRoadMessage\x12&\n\x07\x63ontour\x18\x01 \x03(\x0b\x32\x15.robocar.events.Point\x12(\n\x07\x65llipse\x18\x02 \x01(\x0b\x32\x17.robocar.events.Ellipse\x12+\n\tframe_ref\x18\x03 \x01(\x0b\x32\x18.robocar.events.FrameRef\"\x1d\n\x05Point\x12\t\n\x01x\x18\x01 \x01(\x05\x12\t\n\x01y\x18\x02 \x01(\x05\"r\n\x07\x45llipse\x12%\n\x06\x63\x65nter\x18\x01 \x01(\x0b\x32\x15.robocar.events.Point\x12\r\n\x05width\x18\x02 \x01(\x05\x12\x0e\n\x06height\x18\x03 \x01(\x05\x12\r\n\x05\x61ngle\x18\x04 \x01(\x02\x12\x12\n\nconfidence\x18\x05 \x01(\x02\"\x82\x01\n\rRecordMessage\x12+\n\x05\x66rame\x18\x01 \x01(\x0b\x32\x1c.robocar.events.FrameMessage\x12\x31\n\x08steering\x18\x02 \x01(\x0b\x32\x1f.robocar.events.SteeringMessage\x12\x11\n\trecordSet\x18\x03 \x01(\t*-\n\tDriveMode\x12\x0b\n\x07INVALID\x10\x00\x12\x08\n\x04USER\x10\x01\x12\t\n\x05PILOT\x10\x02*2\n\nTypeObject\x12\x07\n\x03\x41NY\x10\x00\x12\x07\n\x03\x43\x41R\x10\x01\x12\x08\n\x04\x42UMP\x10\x02\x12\x08\n\x04PLOT\x10\x03\x42\nZ\x08./eventsb\x06proto3')
+
+_builder.BuildMessageAndEnumDescriptors(DESCRIPTOR, globals())
+_builder.BuildTopDescriptorsAndMessages(DESCRIPTOR, 'events.events_pb2', globals())
+if _descriptor._USE_C_DESCRIPTORS == False:
+
+  DESCRIPTOR._options = None
+  DESCRIPTOR._serialized_options = b'Z\010./events'
+  _DRIVEMODE._serialized_start=1196
+  _DRIVEMODE._serialized_end=1241
+  _TYPEOBJECT._serialized_start=1243
+  _TYPEOBJECT._serialized_end=1293
+  _FRAMEREF._serialized_start=72
+  _FRAMEREF._serialized_end=156
+  _FRAMEMESSAGE._serialized_start=158
+  _FRAMEMESSAGE._serialized_end=225
+  _STEERINGMESSAGE._serialized_start=227
+  _STEERINGMESSAGE._serialized_end=327
+  _THROTTLEMESSAGE._serialized_start=329
+  _THROTTLEMESSAGE._serialized_end=429
+  _DRIVEMODEMESSAGE._serialized_start=431
+  _DRIVEMODEMESSAGE._serialized_end=496
+  _OBJECTSMESSAGE._serialized_start=498
+  _OBJECTSMESSAGE._serialized_end=600
+  _OBJECT._serialized_start=603
+  _OBJECT._serialized_end=731
+  _SWITCHRECORDMESSAGE._serialized_start=733
+  _SWITCHRECORDMESSAGE._serialized_end=771
+  _ROADMESSAGE._serialized_start=774
+  _ROADMESSAGE._serialized_end=914
+  _POINT._serialized_start=916
+  _POINT._serialized_end=945
+  _ELLIPSE._serialized_start=947
+  _ELLIPSE._serialized_end=1061
+  _RECORDMESSAGE._serialized_start=1064
+  _RECORDMESSAGE._serialized_end=1194
+# @@protoc_insertion_point(module_scope)

pyproject.toml

@@ -1,58 +0,0 @@
-[tool.poetry]
-name = "robocar-oak-camera"
-version = "0.0.0"
-description = "Mqtt gateway for oak-lite device"
-authors = ["Cyrille Nofficial <cynoffic@cyrilix.fr>"]
-readme = "README.md"
-packages = [
-    { include = "camera" },
-]
-
-[tool.poetry.dependencies]
-python = "^3.10"
-paho-mqtt = "^1.6.1"
-depthai = "^2.19.0"
-protobuf3 = "^0.2.1"
-google = "^3.0.0"
-blobconverter = "^1.3.0"
-protobuf = "^4.21.8"
-opencv-python-headless = "^4.6.0.66"
-robocar-protobuf = {version = "^1.1.2", source = "robocar"}
-
-
-[tool.poetry.group.test.dependencies]
-pytest = "^7.1.3"
-pytest-mock = "^3.10.0"
-
-
-[tool.poetry.group.dev.dependencies]
-pylint = "^2.15.4"
-mypy = "^0.982"
-types-paho-mqtt = "^1.6.0.1"
-types-protobuf = "^3.20.4.2"
-
-
-[[tool.poetry.source]]
-name = "robocar"
-url = "https://git.cyrilix.bzh/api/packages/robocars/pypi/simple"
-default = false
-secondary = false
-
-[build-system]
-requires = ["poetry-core>=1.0.0", "poetry-dynamic-versioning"]
-build-backend = "poetry_dynamic_versioning.backend"
-
-[tool.poetry.scripts]
-rc-oak-camera = 'camera.cli:execute_from_command_line'
-
-[tool.poetry-dynamic-versioning]
-enable = true
-style = 'semver'
-vcs = 'git'
-dirty = true
-bump = true
-
-[tool.mypy]
-strict = true
-warn_unused_configs = true
-plugins = 'numpy.typing.mypy_plugin'

requirements.txt

@@ -0,0 +1,8 @@
+paho-mqtt~=1.6.1
+docopt~=0.6.2
+depthai==2.17.2.0
+opencv-python==4.6.0.66
+google~=3.0.0
+google-api-core~=2.4.0
+setuptools==60.5.0
+blobconverter==1.3.0

setup.cfg

@@ -0,0 +1,5 @@
+[metadata]
+description-file = README.md
+
+[aliases]
+test = pytest

setup.py

@@ -0,0 +1,68 @@
+import os
+
+from setuptools import setup, find_packages
+
+
+# include the non python files
+def package_files(directory, strip_leading):
+    paths = []
+    for (path, directories, filenames) in os.walk(directory):
+        for filename in filenames:
+            package_file = os.path.join(path, filename)
+            paths.append(package_file[len(strip_leading):])
+    return paths
+
+
+tests_require = ['pytest',
+                 ]
+
+setup(name='robocar-oak-camera',
+      version='0.1',
+      description='Mqtt gateway for oak-lite device.',
+      url='https://github.com/cyrilix/robocar-oak-camera',
+      license='Apache2',
+      entry_points={
+          'console_scripts': [
+              'rc-oak-camera=camera.cli:execute_from_command_line',
+          ],
+      },
+      setup_requires=['pytest-runner'],
+      install_requires=['depthai',
+                        'docopt',
+                        'paho-mqtt',
+                        'protobuf3',
+                        'google',
+                        'numpy',
+                        'opencv-python',
+                        'blobconverter',
+                        ],
+      tests_require=tests_require,
+      extras_require={
+          'tests': tests_require
+      },
+
+      include_package_data=True,
+
+      classifiers=[
+          # How mature is this project? Common values are
+          #   3 - Alpha
+          #   4 - Beta
+          #   5 - Production/Stable
+          'Development Status :: 3 - Alpha',
+
+          # Indicate who your project is intended for
+          'Intended Audience :: Developers',
+          'Topic :: Scientific/Engineering :: Artificial Intelligence',
+
+          # Pick your license as you wish (should match "license" above)
+          'License :: OSI Approved :: Apache 2 License',
+
+          # Specify the Python versions you support here. In particular, ensure
+          # that you indicate whether you support Python 2, Python 3 or both.
+
+          'Programming Language :: Python :: 3.7',
+      ],
+      keywords='selfdriving cars drive',
+
+      packages=find_packages(exclude=(['tests', 'env'])),
+      )