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jomjol
2022-01-27 21:43:54 +01:00
parent 567dc74cd7
commit 887c704f63
16 changed files with 206 additions and 68 deletions
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115
code/components/jomjol_controlcamera/ClassControllCamera.cpp
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@@ -30,6 +30,22 @@
// #define DEBUG_DETAIL_ON
#define USE_PWM_LEDFLASH
#ifdef USE_PWM_LEDFLASH
//// PWM für Flash-LED
#define LEDC_TIMER LEDC_TIMER_1 // LEDC_TIMER_0
#define LEDC_MODE LEDC_LOW_SPEED_MODE
#define LEDC_OUTPUT_IO (4) // Define the output GPIO
#define LEDC_CHANNEL LEDC_CHANNEL_1
#define LEDC_DUTY_RES LEDC_TIMER_13_BIT // Set duty resolution to 13 bits
//#define LEDC_DUTY (195) // Set duty to 50%. ((2 ** 13) - 1) * 50% = 4095
#define LEDC_FREQUENCY (5000) // Frequency in Hertz. Set frequency at 5 kHz
#endif
// ESP32Cam (AiThinker) PIN Map
@@ -74,18 +90,19 @@ static camera_config_t camera_config = {
.pin_pclk = CAM_PIN_PCLK,
//XCLK 20MHz or 10MHz for OV2640 double FPS (Experimental)
// .xclk_freq_hz = 20000000, // Orginalwert
.xclk_freq_hz = 5000000, // Test, um die Bildfehler los zu werden !!!!
.xclk_freq_hz = 20000000, // Orginalwert
// .xclk_freq_hz = 5000000, // Test, um die Bildfehler los zu werden !!!! Hängt in Version 9.2 !!!!
.ledc_timer = LEDC_TIMER_0,
.ledc_channel = LEDC_CHANNEL_0,
.pixel_format = PIXFORMAT_JPEG, //YUV422,GRAYSCALE,RGB565,JPEG
.frame_size = FRAMESIZE_VGA, //QQVGA-UXGA Do not use sizes above QVGA when not JPEG
// .frame_size = FRAMESIZE_UXGA, //QQVGA-UXGA Do not use sizes above QVGA when not JPEG
.jpeg_quality = 5, //0-63 lower number means higher quality
.jpeg_quality = 12, //0-63 lower number means higher quality
.fb_count = 1, //if more than one, i2s runs in continuous mode. Use only with JPEG
.fb_location = CAMERA_FB_IN_PSRAM, /*!< The location where the frame buffer will be allocated */
// .grab_mode = CAMERA_GRAB_WHEN_EMPTY,
.grab_mode = CAMERA_GRAB_LATEST,
.grab_mode = CAMERA_GRAB_LATEST, // erst ab neuer esp32cam-version
};
@@ -103,29 +120,36 @@ typedef struct {
} jpg_chunking_t;
#define LEDC_LS_CH2_GPIO (4)
#define LEDC_LS_CH2_CHANNEL LEDC_CHANNEL_2
#define LEDC_LS_TIMER LEDC_TIMER_1
#define LEDC_LS_MODE LEDC_LOW_SPEED_MODE
#define LEDC_TEST_DUTY (4000)
void CCamera::ledc_init(void)
{
#ifdef USE_PWM_LEDFLASH
void test(){
// Prepare and then apply the LEDC PWM timer configuration
ledc_timer_config_t ledc_timer = { };
ledc_timer.speed_mode = LEDC_MODE;
ledc_timer.timer_num = LEDC_TIMER;
ledc_timer.duty_resolution = LEDC_DUTY_RES;
ledc_timer.freq_hz = LEDC_FREQUENCY; // Set output frequency at 5 kHz
ledc_timer.clk_cfg = LEDC_AUTO_CLK;
ESP_ERROR_CHECK(ledc_timer_config(&ledc_timer));
// Prepare and then apply the LEDC PWM channel configuration
ledc_channel_config_t ledc_channel = { };
ledc_channel.channel = LEDC_LS_CH2_CHANNEL;
ledc_channel.duty = 0;
ledc_channel.gpio_num = FLASH_GPIO;
ledc_channel.speed_mode = LEDC_LS_MODE;
ledc_channel.hpoint = 0;
ledc_channel.timer_sel = LEDC_LS_TIMER;
ledc_channel.speed_mode = LEDC_MODE;
ledc_channel.channel = LEDC_CHANNEL;
ledc_channel.timer_sel = LEDC_TIMER;
ledc_channel.intr_type = LEDC_INTR_DISABLE;
ledc_channel.gpio_num = LEDC_OUTPUT_IO;
ledc_channel.duty = 0; // Set duty to 0%
ledc_channel.hpoint = 0;
ledc_channel_config(&ledc_channel);
ledc_set_duty(ledc_channel.speed_mode, ledc_channel.channel, LEDC_TEST_DUTY);
ledc_update_duty(ledc_channel.speed_mode, ledc_channel.channel);
vTaskDelay(1000 / portTICK_PERIOD_MS);
};
ESP_ERROR_CHECK(ledc_channel_config(&ledc_channel));
#endif
}
static size_t jpg_encode_stream(void * arg, size_t index, const void* data, size_t len){
@@ -148,9 +172,11 @@ bool CCamera::SetBrightnessContrastSaturation(int _brightness, int _contrast, in
_brightness = min(2, max(-2, _brightness));
if (_contrast > -100)
_contrast = min(2, max(-2, _contrast));
// _saturation = min(2, max(-2, _saturation));
if (_saturation > -100)
_saturation = min(2, max(-2, _saturation));
// s->set_saturation(s, _saturation);
if (_saturation > -100)
s->set_saturation(s, _saturation);
if (_contrast > -100)
s->set_contrast(s, _contrast);
if (_brightness > -100)
@@ -521,15 +547,31 @@ void CCamera::LightOnOff(bool status)
printf("Use gpioHandler flashLigh\n");
gpioHandler->flashLightEnable(status);
} else {
#ifdef USE_PWM_LEDFLASH
if (status)
{
printf("Internal Flash-LED turn on with PWMy\n");
ESP_ERROR_CHECK(ledc_set_duty(LEDC_MODE, LEDC_CHANNEL, led_intensity));
// Update duty to apply the new value
ESP_ERROR_CHECK(ledc_update_duty(LEDC_MODE, LEDC_CHANNEL));
}
else
{
printf("Internal Flash-LED turn off PWM\n");
ESP_ERROR_CHECK(ledc_set_duty(LEDC_MODE, LEDC_CHANNEL, 0));
ESP_ERROR_CHECK(ledc_update_duty(LEDC_MODE, LEDC_CHANNEL));
}
#else
// Init the GPIO
gpio_pad_select_gpio(FLASH_GPIO);
/* Set the GPIO as a push/pull output */
// Set the GPIO as a push/pull output
gpio_set_direction(FLASH_GPIO, GPIO_MODE_OUTPUT);
if (status)
gpio_set_level(FLASH_GPIO, 1);
else
gpio_set_level(FLASH_GPIO, 0);
#endif
}
}
@@ -620,20 +662,12 @@ CCamera::CCamera()
contrast = -5;
saturation = -5;
isFixedExposure = false;
ledc_init();
}
esp_err_t CCamera::InitCam()
{
/*
if( CAM_PIN_PWDN != -1){
// Init the GPIO
gpio_pad_select_gpio((gpio_num_t) CAM_PIN_PWDN);
// Set the GPIO as a push/pull output
gpio_set_direction((gpio_num_t) CAM_PIN_PWDN, GPIO_MODE_OUTPUT);
gpio_set_level((gpio_num_t) CAM_PIN_PWDN, 0);
}
*/
printf("Init Camera\n");
ActualQuality = camera_config.jpeg_quality;
ActualResolution = camera_config.frame_size;
@@ -645,4 +679,13 @@ esp_err_t CCamera::InitCam()
}
return ESP_OK;
}
}
void CCamera::SetLEDIntensity(float _intrel)
{
_intrel = min(_intrel, (float) 100);
_intrel = max(_intrel, (float) 0);
_intrel = _intrel / 100;
led_intensity = (int) (_intrel * 8191);
printf("Set led_intensity to %d of 8191\n", led_intensity);
}