config.cpp File Reference

#include "config.hpp"
#include "camera.hpp"
#include "logger.hpp"
#include <algorithm>
#include <cstring>
#include <esp_camera.h>

Classes
class	esp32cam::Config::CameraConfigT

Namespaces
namespace	esp32cam
namespace	esp32cam::detail

Macros
#define	CHECK_RANGE(MEM, MIN, MAX)
#define	UPDATE4(STATUS_MEM, value, SETTER_MEM, SETTER_TYP)
#define	UPDATE3(STATUS_MEM, value, SETTER_TYP)    UPDATE4(STATUS_MEM, (value), set_##STATUS_MEM, SETTER_TYP)
#define	UPDATE2(STATUS_MEM, value)   UPDATE3(STATUS_MEM, (value), int)
#define	UPDATE1(MEM)   UPDATE2(MEM, settings.MEM)

Functions
int	esp32cam::detail::convertJpegQuality (int quality)
	Convert JPEG quality from 0-100 scale to 63-0 scale.

Macro Definition Documentation

CHECK_RANGE

#define CHECK_RANGE	(		MEM,
			MIN,
			MAX
	)

Value:

  do {                                                                                             \
    int next = static_cast<int>(settings.MEM);                                                     \
    if (!(next >= MIN && next <= MAX)) {                                                           \
      ESP32CAM_LOG("update " #MEM " %d out of range [%d,%d]", next, MIN, MAX);                     \
      return false;                                                                                \
    }                                                                                              \
  } while (false)

UPDATE1

#define UPDATE1

(

MEM

)

UPDATE2(MEM, settings.MEM)

UPDATE2

#define UPDATE2	(		STATUS_MEM,
			value
	)		UPDATE3(STATUS_MEM, (value), int)

UPDATE3

#define UPDATE3	(		STATUS_MEM,
			value,
			SETTER_TYP
	)		UPDATE4(STATUS_MEM, (value), set_##STATUS_MEM, SETTER_TYP)

UPDATE4

#define UPDATE4	(		STATUS_MEM,
			value,
			SETTER_MEM,
			SETTER_TYP
	)

Value:

  do {                                                                                             \
    int prev = static_cast<int>(sensor->status.STATUS_MEM);                                        \
    int desired = static_cast<int>(value);                                                         \
    if (prev != desired) {                                                                         \
      int res = sensor->SETTER_MEM(sensor, static_cast<SETTER_TYP>(desired));                      \
      ESP32CAM_LOG("update " #STATUS_MEM " %d => %d %s", prev, desired,                            \
                   res == 0 ? "success" : "failure");                                              \
      if (res != 0) {                                                                              \
        return false;                                                                              \
      }                                                                                            \
    }                                                                                              \
  } while (false)