58 lines
1.5 KiB
C
58 lines
1.5 KiB
C
#include "camera.h"
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#include "hw/device.h"
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#include "hw/links.h"
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#include "hw/v4l2.h"
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void camera_init(camera_t *camera)
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{
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memset(camera, 0, sizeof(*camera));
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camera->width = 1280;
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camera->height = 720;
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camera->nbufs = 4;
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}
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void camera_close(camera_t *camera)
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{
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for (int i = MAX_DEVICES; i-- > 0; ) {
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if (camera->devices[i]) {
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device_close(camera->devices[i]);
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camera->devices[i] = NULL;
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}
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}
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memset(camera->links, 0, sizeof(camera->links));
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}
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int camera_open(camera_t *camera, const char *path)
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{
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camera->camera = device_open("CAMERA", path);
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if (!camera->camera) {
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return -1;
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}
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return 0;;
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}
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int camera_set_params(camera_t *camera)
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{
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DEVICE_SET_OPTION(camera->camera, EXPOSURE, 1148);
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DEVICE_SET_OPTION(camera->camera, ANALOGUE_GAIN, 938);
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DEVICE_SET_OPTION(camera->camera, DIGITAL_GAIN, 256);
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DEVICE_SET_OPTION2(camera->codec_jpeg, JPEG, COMPRESSION_QUALITY, 80);
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DEVICE_SET_OPTION2(camera->codec_h264, MPEG_VIDEO, BITRATE, 5000 * 1000);
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DEVICE_SET_OPTION2(camera->codec_h264, MPEG_VIDEO, H264_I_PERIOD, 30);
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DEVICE_SET_OPTION2(camera->codec_h264, MPEG_VIDEO, H264_LEVEL, V4L2_MPEG_VIDEO_H264_LEVEL_4_0);
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DEVICE_SET_OPTION2(camera->codec_h264, MPEG_VIDEO, REPEAT_SEQ_HEADER, 1);
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DEVICE_SET_OPTION2(camera->codec_h264, MPEG_VIDEO, H264_MIN_QP, 16);
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DEVICE_SET_OPTION2(camera->codec_h264, MPEG_VIDEO, H264_MIN_QP, 32);
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return 0;
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}
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int camera_run(camera_t *camera)
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{
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bool running = false;
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return links_loop(camera->links, &running);
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} |