104 lines
2.9 KiB
C
104 lines
2.9 KiB
C
#pragma once
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#include "device/links.h"
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#include "device/device.h"
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#define MAX_DEVICES 20
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#define MAX_RESCALLERS 4
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#define MAX_HTTP_METHODS 20
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#define CAMERA_DEVICE_CAMERA 0
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#define CAMERA_OPTIONS_LENGTH 4096
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#define MAX_RESCALLER_SIZE 1920
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#define RESCALLER_BLOCK_SIZE 32
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typedef enum {
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CAMERA_V4L2 = 0,
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CAMERA_LIBCAMERA,
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CAMERA_DUMMY
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} camera_type_t;
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typedef struct camera_output_options_s {
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bool disabled;
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unsigned height;
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char options[CAMERA_OPTIONS_LENGTH];
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} camera_output_options_t;
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typedef struct camera_options_s {
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char path[256];
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unsigned width, height, format;
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unsigned nbufs, fps;
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camera_type_t type;
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bool allow_dma;
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float high_res_factor;
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float low_res_factor;
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bool auto_focus;
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unsigned auto_reconnect;
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bool force_active;
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union {
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bool vflip;
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unsigned vflip_align;
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};
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union {
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bool hflip;
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unsigned hflip_align;
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};
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char options[CAMERA_OPTIONS_LENGTH];
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bool list_options;
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struct {
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char options[CAMERA_OPTIONS_LENGTH];
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} isp;
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camera_output_options_t snapshot;
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camera_output_options_t stream;
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camera_output_options_t video;
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} camera_options_t;
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typedef struct camera_s {
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const char *name;
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camera_options_t options;
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union {
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device_t *devices[MAX_DEVICES];
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struct {
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device_t *camera;
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device_t *decoder; // decode JPEG/H264 into YUVU
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device_t *isp;
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device_t *rescallers[3];
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device_t *codec_snapshot;
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device_t *codec_stream;
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device_t *codec_video;
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};
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};
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struct device_list_s *device_list;
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link_t links[MAX_DEVICES];
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int nlinks;
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} camera_t;
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#define CAMERA(DEVICE) camera->devices[DEVICE]
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camera_t *camera_open(camera_options_t *camera);
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int camera_set_params(camera_t *camera);
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void camera_close(camera_t **camera);
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int camera_run(camera_t *camera);
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link_t *camera_ensure_capture(camera_t *camera, buffer_list_t *capture);
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void camera_capture_add_output(camera_t *camera, buffer_list_t *capture, buffer_list_t *output);
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void camera_capture_add_callbacks(camera_t *camera, buffer_list_t *capture, link_callbacks_t callbacks);
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int camera_configure_input(camera_t *camera);
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int camera_configure_pipeline(camera_t *camera, buffer_list_t *camera_capture);
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void camera_debug_capture(camera_t *camera, buffer_list_t *capture);
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buffer_list_t *camera_configure_isp(camera_t *camera, buffer_list_t *src_capture);
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buffer_list_t *camera_configure_decoder(camera_t *camera, buffer_list_t *src_capture);
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buffer_list_t *camera_configure_rescaller(camera_t *camera, buffer_list_t *src_capture, const char *name, unsigned target_height, unsigned formats[]);
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int camera_configure_output(camera_t *camera, buffer_list_t *camera_capture, const char *name, camera_output_options_t *options, unsigned formats[], link_callbacks_t callbacks, device_t **device);
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bool camera_get_scaled_resolution(buffer_format_t capture_format, camera_output_options_t *options, buffer_format_t *format, int align_size);
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