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[esp32_camera] Throttle frame logging to reduce overhead and improve throughput (#12586)

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This commit is contained in:
J. Nick Koston
2025-12-21 09:04:43 -10:00
committed by GitHub
parent d89eaf5bf6
commit 637e032528
2 changed files with 21 additions and 1 deletions
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18
esphome/components/esp32_camera/esp32_camera.cpp
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@@ -11,6 +11,9 @@ namespace esphome {
namespace esp32_camera {
static const char *const TAG = "esp32_camera";
#if ESPHOME_LOG_LEVEL < ESPHOME_LOG_LEVEL_VERBOSE
static constexpr uint32_t FRAME_LOG_INTERVAL_MS = 60000;
#endif
/* ---------------- public API (derivated) ---------------- */
void ESP32Camera::setup() {
@@ -204,7 +207,20 @@ void ESP32Camera::loop() {
}
this->current_image_ = std::make_shared<ESP32CameraImage>(fb, this->single_requesters_ | this->stream_requesters_);
ESP_LOGD(TAG, "Got Image: len=%u", fb->len);
#if ESPHOME_LOG_LEVEL >= ESPHOME_LOG_LEVEL_VERBOSE
ESP_LOGV(TAG, "Got Image: len=%u", fb->len);
#else
// Initialize log time on first frame to ensure accurate interval measurement
if (this->frame_count_ == 0) {
this->last_log_time_ = now;
}
this->frame_count_++;
if (now - this->last_log_time_ >= FRAME_LOG_INTERVAL_MS) {
ESP_LOGD(TAG, "Received %u images in last %us", this->frame_count_, FRAME_LOG_INTERVAL_MS / 1000);
this->last_log_time_ = now;
this->frame_count_ = 0;
}
#endif
for (auto *listener : this->listeners_) {
listener->on_camera_image(this->current_image_);
}

4
esphome/components/esp32_camera/esp32_camera.h
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@@ -213,6 +213,10 @@ class ESP32Camera : public camera::Camera {
uint32_t last_idle_request_{0};
uint32_t last_update_{0};
#if ESPHOME_LOG_LEVEL < ESPHOME_LOG_LEVEL_VERBOSE
uint32_t last_log_time_{0};
uint16_t frame_count_{0};
#endif
#ifdef USE_I2C
i2c::InternalI2CBus *i2c_bus_{nullptr};
#endif // USE_I2C