Feat: Add VSync Illuminator Strobe

components/LEDManager/LEDManager/LEDManager.cpp

@@ -78,7 +78,7 @@ void LEDManager::setup()
     gpio_set_direction(blink_led_pin, GPIO_MODE_OUTPUT);
     this->toggleLED(LED_OFF);
 
-#ifdef CONFIG_LED_EXTERNAL_CONTROL
+#ifdef CONFIG_LED_CONTROL_MODE_PWM
     ESP_LOGI(LED_MANAGER_TAG, "Setting up illuminator led.");
     const int freq = CONFIG_LED_EXTERNAL_PWM_FREQ;
     const auto resolution = LEDC_TIMER_8_BIT;
@@ -180,7 +180,7 @@ void LEDManager::toggleLED(const bool state) const
 
 void LEDManager::setExternalLEDDutyCycle(uint8_t dutyPercent)
 {
-#ifdef CONFIG_LED_EXTERNAL_CONTROL
+#ifdef CONFIG_LED_CONTROL_MODE_PWM
     const uint32_t dutyCycle = (static_cast<uint32_t>(dutyPercent) * 255) / 100;
     ESP_LOGI(LED_MANAGER_TAG, "Updating external LED duty to %u%% (raw %lu)", dutyPercent, dutyCycle);
 
@@ -190,7 +190,7 @@ void LEDManager::setExternalLEDDutyCycle(uint8_t dutyPercent)
     ESP_ERROR_CHECK_WITHOUT_ABORT(ledc_update_duty(LEDC_LOW_SPEED_MODE, LEDC_CHANNEL_0));
 #else
     (void)dutyPercent; // unused
-    ESP_LOGW(LED_MANAGER_TAG, "CONFIG_LED_EXTERNAL_CONTROL not enabled; ignoring duty update");
+    ESP_LOGW(LED_MANAGER_TAG, "CONFIG_LED_CONTROL_MODE_PWM not enabled; ignoring duty update");
 #endif
 }
 

components/LEDManager/LEDManager/LEDManager.hpp

@@ -6,7 +6,7 @@
 #include "freertos/FreeRTOS.h"
 #include "freertos/queue.h"
 
-#ifdef CONFIG_LED_EXTERNAL_CONTROL
+#ifdef CONFIG_LED_CONTROL_MODE_PWM
 #include "driver/ledc.h"
 #endif
 

components/esp32-camera/.github/workflows/build.yml

@@ -0,0 +1,31 @@
+name: Build examples
+on:
+  push:
+    branches:
+    - master
+  pull_request:
+
+jobs:
+  build-examples:
+    name: Build for ${{ matrix.idf_target }} on ${{ matrix.idf_ver }}
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        idf_ver: ["release-v5.1", "release-v5.2", "release-v5.3", "release-v5.4", "release-v5.5", "latest"]
+        idf_target: ["esp32", "esp32s2", "esp32s3", "esp32c2", "esp32c3"]
+    container: espressif/idf:${{ matrix.idf_ver }}
+    steps:
+      - uses: actions/checkout@v1
+        with:
+          submodules: 'true'
+      - name: esp-idf build
+        env:
+          IDF_TARGET: ${{ matrix.idf_target }}
+        shell: bash
+        working-directory: examples/camera_example
+        run: |
+          . ${IDF_PATH}/export.sh
+          export PEDANTIC_FLAGS="-DIDF_CI_BUILD -Werror -Werror=deprecated-declarations -Werror=unused-variable -Werror=unused-but-set-variable -Werror=unused-function"
+          export EXTRA_CFLAGS="${PEDANTIC_FLAGS} -Wstrict-prototypes"
+          export EXTRA_CXXFLAGS="${PEDANTIC_FLAGS}"
+          idf.py build

components/esp32-camera/.github/workflows/stale.yml

@@ -0,0 +1,27 @@
+# This workflow warns and then closes issues and PRs that have had no activity for a specified amount of time.
+#
+# You can adjust the behavior by modifying this file.
+# For more information, see:
+# https://github.com/actions/stale
+name: Mark stale issues and pull requests
+
+on:
+  schedule:
+  - cron: '20 9 * * *'
+
+jobs:
+  stale:
+
+    runs-on: ubuntu-latest
+    permissions:
+      issues: write
+      pull-requests: write
+
+    steps:
+    - uses: actions/stale@v3
+      with:
+        repo-token: ${{ secrets.GITHUB_TOKEN }}
+        stale-issue-message: 'This issue appears to be stale. Please close it if its no longer valid.'
+        stale-pr-message: 'This pull request appears to be stale. Please close it if its no longer valid.'
+        stale-issue-label: 'no-issue-activity'
+        stale-pr-label: 'no-pr-activity'

components/esp32-camera/.github/workflows/upload_component.yml

@@ -0,0 +1,19 @@
+name: Push component to https://components.espressif.com
+on:
+  push:
+    tags:
+      - v*
+jobs:
+  upload_components:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@master
+        with:
+          submodules: "recursive"
+      - name: Upload component to the component registry
+        uses: espressif/upload-components-ci-action@v1
+        with:
+          name: "esp32-camera"
+          namespace: "espressif"
+          version: ${{ github.ref_name }}
+          api_token: ${{ secrets.IDF_COMPONENT_API_TOKEN }}

components/esp32-camera/.gitignore

@@ -0,0 +1,7 @@
+*.DS_Store
+.vscode
+**/build
+**/sdkconfig
+**/sdkconfig.old
+**/dependencies.lock
+**/managed_components/**

components/esp32-camera/CMakeLists.txt

@@ -0,0 +1,106 @@
+# get IDF version for comparison
+set(idf_version "${IDF_VERSION_MAJOR}.${IDF_VERSION_MINOR}")
+
+# set conversion sources
+set(srcs
+  conversions/yuv.c
+  conversions/to_jpg.cpp
+  conversions/to_bmp.c
+  conversions/jpge.cpp
+  )
+
+set(priv_include_dirs
+  conversions/private_include
+  )
+
+set(include_dirs
+  driver/include
+  conversions/include
+  )
+
+set(COMPONENT_REQUIRES driver)
+
+# set driver sources only for supported platforms
+if(IDF_TARGET STREQUAL "esp32" OR IDF_TARGET STREQUAL "esp32s2" OR IDF_TARGET STREQUAL "esp32s3")
+  list(APPEND srcs
+    driver/esp_camera.c
+    driver/cam_hal.c
+    driver/sensor.c
+    sensors/ov2640.c
+    sensors/ov3660.c
+    sensors/ov5640.c
+    sensors/ov7725.c
+    sensors/ov7670.c
+    sensors/nt99141.c
+    sensors/gc0308.c
+    sensors/gc2145.c
+    sensors/gc032a.c
+    sensors/bf3005.c
+    sensors/bf20a6.c
+    sensors/sc101iot.c
+    sensors/sc030iot.c
+    sensors/sc031gs.c
+    sensors/mega_ccm.c
+    sensors/hm1055.c
+    sensors/hm0360.c
+    )
+
+  list(APPEND priv_include_dirs
+    driver/private_include
+    sensors/private_include
+    target/private_include
+    )
+
+  if(IDF_TARGET STREQUAL "esp32")
+    list(APPEND srcs
+      target/xclk.c
+      target/esp32/ll_cam.c
+      )
+  endif()
+
+  if(IDF_TARGET STREQUAL "esp32s2")
+    list(APPEND srcs
+      target/xclk.c
+      target/esp32s2/ll_cam.c
+      )
+
+    list(APPEND priv_include_dirs
+      target/esp32s2/private_include
+      )
+  endif()
+
+  if(IDF_TARGET STREQUAL "esp32s3")
+    list(APPEND srcs
+      target/esp32s3/ll_cam.c
+      )
+  endif()
+
+  set(priv_requires freertos nvs_flash esp_mm)
+
+  set(min_version_for_esp_timer "4.2")
+  if (idf_version VERSION_GREATER_EQUAL min_version_for_esp_timer)
+    list(APPEND priv_requires esp_timer)
+  endif()
+
+  # include the SCCB I2C driver
+  # this uses either the legacy I2C API or the newer version from IDF v5.4
+  # as this features a method to obtain the I2C driver from a port number
+  if (idf_version VERSION_GREATER_EQUAL "5.4" AND NOT CONFIG_SCCB_HARDWARE_I2C_DRIVER_LEGACY)
+    list(APPEND srcs driver/sccb-ng.c)
+  else()
+    list(APPEND srcs driver/sccb.c)
+  endif()
+
+  if (idf_version VERSION_GREATER_EQUAL "6.0")
+    list(APPEND priv_requires esp_driver_gpio)
+  endif()
+
+endif()
+
+idf_component_register(
+  SRCS ${srcs}
+  INCLUDE_DIRS ${include_dirs}
+  PRIV_INCLUDE_DIRS ${priv_include_dirs}
+  REQUIRES driver  # due to include of driver/gpio.h in esp_camera.h
+  PRIV_REQUIRES ${priv_requires}
+)