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Code Issues Releases Wiki Activity

Extend esp32_camera with requester to improve performance (#2813)

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This commit is contained in:
Kamil Trzciński
2022-01-09 23:58:49 +01:00
committed by GitHub
parent 9a70bfa471
commit 5844c1767b
4 changed files with 47 additions and 40 deletions
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16
esphome/components/esp32_camera/esp32_camera.h
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@@ -14,15 +14,19 @@ namespace esp32_camera {
class ESP32Camera;
enum CameraRequester { IDLE, API_REQUESTER, WEB_REQUESTER };
class CameraImage {
public:
CameraImage(camera_fb_t *buffer);
CameraImage(camera_fb_t *buffer, uint8_t requester);
camera_fb_t *get_raw_buffer();
uint8_t *get_data_buffer();
size_t get_data_length();
bool was_requested_by(CameraRequester requester) const;
protected:
camera_fb_t *buffer_;
uint8_t requesters_;
};
class CameraImageReader {
@@ -81,8 +85,9 @@ class ESP32Camera : public Component, public EntityBase {
void dump_config() override;
void add_image_callback(std::function<void(std::shared_ptr<CameraImage>)> &&f);
float get_setup_priority() const override;
void request_stream();
void request_image();
void start_stream(CameraRequester requester);
void stop_stream(CameraRequester requester);
void request_image(CameraRequester requester);
protected:
uint32_t hash_base() override;
@@ -104,13 +109,14 @@ class ESP32Camera : public Component, public EntityBase {
esp_err_t init_error_{ESP_OK};
std::shared_ptr<CameraImage> current_image_;
uint32_t last_stream_request_{0};
bool single_requester_{false};
uint8_t single_requesters_{0};
uint8_t stream_requesters_{0};
QueueHandle_t framebuffer_get_queue_;
QueueHandle_t framebuffer_return_queue_;
CallbackManager<void(std::shared_ptr<CameraImage>)> new_image_callback_;
uint32_t max_update_interval_{1000};
uint32_t idle_update_interval_{15000};
uint32_t last_idle_request_{0};
uint32_t last_update_{0};
};