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Code Issues Releases Wiki Activity

Added on_image callback to ESP32 Cam (#4860)

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This commit is contained in:
Evgeny
2023-12-12 05:48:21 +01:00
committed by GitHub
parent b30430b0bd
commit 39d026299e
4 changed files with 42 additions and 4 deletions
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21
esphome/components/esp32_camera/esp32_camera.h
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@@ -86,6 +86,11 @@ class CameraImage {
uint8_t requesters_;
};
struct CameraImageData {
uint8_t *data;
size_t length;
};
/* ---------------- CameraImageReader class ---------------- */
class CameraImageReader {
public:
@@ -147,12 +152,12 @@ class ESP32Camera : public Component, public EntityBase {
void dump_config() override;
float get_setup_priority() const override;
/* public API (specific) */
void add_image_callback(std::function<void(std::shared_ptr<CameraImage>)> &&f);
void start_stream(CameraRequester requester);
void stop_stream(CameraRequester requester);
void request_image(CameraRequester requester);
void update_camera_parameters();
void add_image_callback(std::function<void(std::shared_ptr<CameraImage>)> &&callback);
void add_stream_start_callback(std::function<void()> &&callback);
void add_stream_stop_callback(std::function<void()> &&callback);
@@ -196,7 +201,7 @@ class ESP32Camera : public Component, public EntityBase {
uint8_t stream_requesters_{0};
QueueHandle_t framebuffer_get_queue_;
QueueHandle_t framebuffer_return_queue_;
CallbackManager<void(std::shared_ptr<CameraImage>)> new_image_callback_;
CallbackManager<void(std::shared_ptr<CameraImage>)> new_image_callback_{};
CallbackManager<void()> stream_start_callback_{};
CallbackManager<void()> stream_stop_callback_{};
@@ -207,6 +212,18 @@ class ESP32Camera : public Component, public EntityBase {
// NOLINTNEXTLINE(cppcoreguidelines-avoid-non-const-global-variables)
extern ESP32Camera *global_esp32_camera;
class ESP32CameraImageTrigger : public Trigger<CameraImageData> {
public:
explicit ESP32CameraImageTrigger(ESP32Camera *parent) {
parent->add_image_callback([this](const std::shared_ptr<esp32_camera::CameraImage> &image) {
CameraImageData camera_image_data{};
camera_image_data.length = image->get_data_length();
camera_image_data.data = image->get_data_buffer();
this->trigger(camera_image_data);
});
}
};
class ESP32CameraStreamStartTrigger : public Trigger<> {
public:
explicit ESP32CameraStreamStartTrigger(ESP32Camera *parent) {