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feat: esp32-camera add stream event (#3285)

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myml 2022-05-19 08:23:50 +08:00 committed by GitHub
parent 7882105661
commit 9c78049359
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GPG key ID: 4AEE18F83AFDEB23
3 changed files with 73 additions and 3 deletions
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37
esphome/components/esp32_camera/__init__.py
View file

@ -1,5 +1,6 @@
import esphome.codegen as cg
import esphome.config_validation as cv
from esphome import automation
from esphome import pins
from esphome.const import (
CONF_FREQUENCY,
@ -12,6 +13,7 @@ from esphome.const import (
CONF_RESOLUTION,
CONF_BRIGHTNESS,
CONF_CONTRAST,
CONF_TRIGGER_ID,
)
from esphome.core import CORE
from esphome.components.esp32 import add_idf_sdkconfig_option
@ -23,7 +25,14 @@ AUTO_LOAD = ["psram"]
esp32_camera_ns = cg.esphome_ns.namespace("esp32_camera")
ESP32Camera = esp32_camera_ns.class_("ESP32Camera", cg.PollingComponent, cg.EntityBase)
ESP32CameraStreamStartTrigger = esp32_camera_ns.class_(
"ESP32CameraStreamStartTrigger",
automation.Trigger.template(),
)
ESP32CameraStreamStopTrigger = esp32_camera_ns.class_(
"ESP32CameraStreamStopTrigger",
automation.Trigger.template(),
)
ESP32CameraFrameSize = esp32_camera_ns.enum("ESP32CameraFrameSize")
FRAME_SIZES = {
"160X120": ESP32CameraFrameSize.ESP32_CAMERA_SIZE_160X120,
@ -111,6 +120,10 @@ CONF_TEST_PATTERN = "test_pattern"
CONF_MAX_FRAMERATE = "max_framerate"
CONF_IDLE_FRAMERATE = "idle_framerate"
# stream trigger
CONF_ON_STREAM_START = "on_stream_start"
CONF_ON_STREAM_STOP = "on_stream_stop"
camera_range_param = cv.int_range(min=-2, max=2)
CONFIG_SCHEMA = cv.ENTITY_BASE_SCHEMA.extend(
@ -178,6 +191,20 @@ CONFIG_SCHEMA = cv.ENTITY_BASE_SCHEMA.extend(
cv.Optional(CONF_IDLE_FRAMERATE, default="0.1 fps"): cv.All(
cv.framerate, cv.Range(min=0, max=1)
),
cv.Optional(CONF_ON_STREAM_START): automation.validate_automation(
{
cv.GenerateID(CONF_TRIGGER_ID): cv.declare_id(
ESP32CameraStreamStartTrigger
),
}
),
cv.Optional(CONF_ON_STREAM_STOP): automation.validate_automation(
{
cv.GenerateID(CONF_TRIGGER_ID): cv.declare_id(
ESP32CameraStreamStopTrigger
),
}
),
}
).extend(cv.COMPONENT_SCHEMA)
@ -238,3 +265,11 @@ async def to_code(config):
if CORE.using_esp_idf:
cg.add_library("espressif/esp32-camera", "1.0.0")
add_idf_sdkconfig_option("CONFIG_RTCIO_SUPPORT_RTC_GPIO_DESC", True)
for conf in config.get(CONF_ON_STREAM_START, []):
trigger = cg.new_Pvariable(conf[CONF_TRIGGER_ID], var)
await automation.build_automation(trigger, [], conf)
for conf in config.get(CONF_ON_STREAM_STOP, []):
trigger = cg.new_Pvariable(conf[CONF_TRIGGER_ID], var)
await automation.build_automation(trigger, [], conf)

16
esphome/components/esp32_camera/esp32_camera.cpp
View file

@ -282,8 +282,20 @@ void ESP32Camera::set_idle_update_interval(uint32_t idle_update_interval) {
void ESP32Camera::add_image_callback(std::function<void(std::shared_ptr<CameraImage>)> &&f) {
this->new_image_callback_.add(std::move(f));
}
void ESP32Camera::start_stream(CameraRequester requester) { this->stream_requesters_ |= (1U << requester); }
void ESP32Camera::stop_stream(CameraRequester requester) { this->stream_requesters_ &= ~(1U << requester); }
void ESP32Camera::add_stream_start_callback(std::function<void()> &&callback) {
this->stream_start_callback_.add(std::move(callback));
}
void ESP32Camera::add_stream_stop_callback(std::function<void()> &&callback) {
this->stream_stop_callback_.add(std::move(callback));
}
void ESP32Camera::start_stream(CameraRequester requester) {
this->stream_start_callback_.call();
this->stream_requesters_ |= (1U << requester);
}
void ESP32Camera::stop_stream(CameraRequester requester) {
this->stream_stop_callback_.call();
this->stream_requesters_ &= ~(1U << requester);
}
void ESP32Camera::request_image(CameraRequester requester) { this->single_requesters_ |= (1U << requester); }
void ESP32Camera::update_camera_parameters() {
sensor_t *s = esp_camera_sensor_get();

23
esphome/components/esp32_camera/esp32_camera.h
View file

@ -2,6 +2,7 @@
#ifdef USE_ESP32
#include "esphome/core/automation.h"
#include "esphome/core/component.h"
#include "esphome/core/entity_base.h"
#include "esphome/core/helpers.h"
@ -145,6 +146,9 @@ class ESP32Camera : public Component, public EntityBase {
void request_image(CameraRequester requester);
void update_camera_parameters();
void add_stream_start_callback(std::function<void()> &&callback);
void add_stream_stop_callback(std::function<void()> &&callback);
protected:
/* internal methods */
uint32_t hash_base() override;
@ -187,6 +191,8 @@ class ESP32Camera : public Component, public EntityBase {
QueueHandle_t framebuffer_get_queue_;
QueueHandle_t framebuffer_return_queue_;
CallbackManager<void(std::shared_ptr<CameraImage>)> new_image_callback_;
CallbackManager<void()> stream_start_callback_{};
CallbackManager<void()> stream_stop_callback_{};
uint32_t last_idle_request_{0};
uint32_t last_update_{0};
@ -195,6 +201,23 @@ class ESP32Camera : public Component, public EntityBase {
// NOLINTNEXTLINE(cppcoreguidelines-avoid-non-const-global-variables)
extern ESP32Camera *global_esp32_camera;
class ESP32CameraStreamStartTrigger : public Trigger<> {
public:
explicit ESP32CameraStreamStartTrigger(ESP32Camera *parent) {
parent->add_stream_start_callback([this]() { this->trigger(); });
}
protected:
};
class ESP32CameraStreamStopTrigger : public Trigger<> {
public:
explicit ESP32CameraStreamStopTrigger(ESP32Camera *parent) {
parent->add_stream_stop_callback([this]() { this->trigger(); });
}
protected:
};
} // namespace esp32_camera
} // namespace esphome