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https://github.com/bluenviron/mediamtx
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4841189456
* [DEV #1416] Add support for libcamera Autofocus parameters * [DEVMINOR] Fix Go formatting * [DEV] Support AF window parameter for rpiCamera * [DEV] Update default .yml file to add rpiCameraAfWindow parameter
105 lines
3.0 KiB
C
105 lines
3.0 KiB
C
#include <stdlib.h>
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#include <string.h>
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#include <stdbool.h>
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#include <stdarg.h>
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#include <stdio.h>
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#include <linux/videodev2.h>
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#include "parameters.h"
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static char errbuf[256];
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static void set_error(const char *format, ...) {
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va_list args;
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va_start(args, format);
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vsnprintf(errbuf, 256, format, args);
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}
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const char *parameters_get_error() {
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return errbuf;
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}
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bool parameters_load(parameters_t *params) {
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params->camera_id = atoi(getenv("CAMERA_ID"));
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params->width = atoi(getenv("WIDTH"));
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params->height = atoi(getenv("HEIGHT"));
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params->h_flip = (strcmp(getenv("H_FLIP"), "1") == 0);
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params->v_flip = (strcmp(getenv("V_FLIP"), "1") == 0);
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params->brightness = atof(getenv("BRIGHTNESS"));
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params->contrast = atof(getenv("CONTRAST"));
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params->saturation = atof(getenv("SATURATION"));
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params->sharpness = atof(getenv("SHARPNESS"));
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params->exposure = getenv("EXPOSURE");
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params->awb = getenv("AWB");
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params->denoise = getenv("DENOISE");
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params->shutter = atoi(getenv("SHUTTER"));
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params->metering = getenv("METERING");
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params->gain = atof(getenv("GAIN"));
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params->ev = atof(getenv("EV"));
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if (strlen(getenv("ROI")) != 0) {
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bool ok = window_load(getenv("ROI"), ¶ms->roi);
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if (!ok) {
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set_error("invalid ROI");
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return false;
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}
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} else {
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params->roi = NULL;
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}
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params->tuning_file = getenv("TUNING_FILE");
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if (strlen(getenv("MODE")) != 0) {
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bool ok = sensor_mode_load(getenv("MODE"), ¶ms->mode);
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if (!ok) {
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set_error("invalid sensor mode");
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return false;
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}
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} else {
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params->mode = NULL;
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}
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params->fps = atoi(getenv("FPS"));
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params->idr_period = atoi(getenv("IDR_PERIOD"));
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params->bitrate = atoi(getenv("BITRATE"));
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const char *profile = getenv("PROFILE");
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if (strcmp(profile, "baseline") == 0) {
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params->profile = V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE;
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} else if (strcmp(profile, "main") == 0) {
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params->profile = V4L2_MPEG_VIDEO_H264_PROFILE_MAIN;
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} else {
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params->profile = V4L2_MPEG_VIDEO_H264_PROFILE_HIGH;
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}
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const char *level = getenv("LEVEL");
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if (strcmp(level, "4.0") == 0) {
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params->level = V4L2_MPEG_VIDEO_H264_LEVEL_4_0;
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} else if (strcmp(level, "4.1") == 0) {
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params->level = V4L2_MPEG_VIDEO_H264_LEVEL_4_1;
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} else {
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params->level = V4L2_MPEG_VIDEO_H264_LEVEL_4_2;
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}
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params->buffer_count = 6;
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params->capture_buffer_count = params->buffer_count * 2;
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params->af_mode = getenv("AF_MODE");
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params->af_range = getenv("AF_RANGE");
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params->af_speed = getenv("AF_SPEED");
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params->lens_position = atof(getenv("LENS_POSITION"));
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if (strlen(getenv("AF_WINDOW")) != 0) {
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bool ok = window_load(getenv("AF_WINDOW"), ¶ms->af_window);
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if (!ok) {
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set_error("invalid AF_WINDOW");
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return false;
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}
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} else {
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params->af_window = NULL;
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}
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return true;
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}
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