jordan/camera-streamer
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set device settings

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This commit is contained in:
Kamil Trzcinski 2022-04-04 22:44:01 +02:00
parent 59ba024b7f
commit 659240889f
3 changed files with 24 additions and 13 deletions
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2
device.c
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@ -182,7 +182,7 @@ int device_set_option(device_t *dev, const char *name, uint32_t id, int32_t valu
struct v4l2_control ctl = {0};
ctl.id = id;
ctl.value = value;
E_LOG_DEBUG(dev, "Configuring option %s ...", name);
E_LOG_DEBUG(dev, "Configuring option %s (%08x) = %d", name, id, value);
E_XIOCTL(dev, dev->fd, VIDIOC_S_CTRL, &ctl, "Can't set option %s", name);
return 0;
error:

9
device.h
View File

@ -26,8 +26,11 @@ int device_force_key(device_t *dev);
int device_set_option(device_t *dev, const char *name, uint32_t id, int32_t value);
int device_set_fps(device_t *dev, int desired_fps);
#define DEVICE_SET_OPTION(dev, type, name, value) \
#define DEVICE_SET_OPTION(dev, name, value) \
device_set_option(dev, #name, V4L2_CID_##name, value)
#define DEVICE_SET_OPTION2(dev, type, name, value) \
device_set_option(dev, #name, V4L2_CID_##type##_##name, value)
#define DEVICE_SET_OPTION_FATAL(dev, type, name, value) \
do { if (DEVICE_SET_OPTION(dev, type, name, value) < 0) return -1; } while(0)
#define DEVICE_SET_OPTION2_FATAL(dev, type, name, value) \
do { if (DEVICE_SET_OPTION2(dev, type, name, value) < 0) return -1; } while(0)

26
main.c
View File

@ -22,6 +22,10 @@ device_t *codec_h264 = NULL;
int open_isp(buffer_list_t *src, const char *srgb_path, const char *yuuv_path, const char *yuuv_low_path)
{
DEVICE_SET_OPTION(isp_srgb, RED_BALANCE, 2120);
DEVICE_SET_OPTION(isp_srgb, BLUE_BALANCE, 1472);
DEVICE_SET_OPTION(isp_srgb, DIGITAL_GAIN, 1007);
if (device_open_buffer_list(isp_srgb, false, src->fmt_width, src->fmt_height, src->fmt_format, camera_nbufs) < 0 ||
device_open_buffer_list(isp_yuuv, true, src->fmt_width, src->fmt_height, V4L2_PIX_FMT_YUYV, camera_nbufs) < 0 ||
device_open_buffer_list(isp_yuuv_low, true, src->fmt_width / 2, src->fmt_height / 2, V4L2_PIX_FMT_YUYV, camera_nbufs) < 0) {
@ -33,28 +37,28 @@ int open_isp(buffer_list_t *src, const char *srgb_path, const char *yuuv_path, c
int open_jpeg(buffer_list_t *src, const char *tmp)
{
DEVICE_SET_OPTION2(codec_jpeg, JPEG, COMPRESSION_QUALITY, 80);
if (device_open_buffer_list(codec_jpeg, false, src->fmt_width, src->fmt_height, src->fmt_format, camera_nbufs) < 0 ||
device_open_buffer_list(codec_jpeg, true, src->fmt_width, src->fmt_height, V4L2_PIX_FMT_JPEG, camera_nbufs) < 0) {
return -1;
}
DEVICE_SET_OPTION(codec_jpeg, JPEG, COMPRESSION_QUALITY, 80);
return 0;
}
int open_h264(buffer_list_t *src, const char *tmp)
{
DEVICE_SET_OPTION2(codec_h264, MPEG_VIDEO, BITRATE, 5000 * 1000);
DEVICE_SET_OPTION2(codec_h264, MPEG_VIDEO, H264_I_PERIOD, 30);
DEVICE_SET_OPTION2(codec_h264, MPEG_VIDEO, H264_LEVEL, V4L2_MPEG_VIDEO_H264_LEVEL_4_0);
DEVICE_SET_OPTION2(codec_h264, MPEG_VIDEO, REPEAT_SEQ_HEADER, 1);
DEVICE_SET_OPTION2(codec_h264, MPEG_VIDEO, H264_MIN_QP, 16);
DEVICE_SET_OPTION2(codec_h264, MPEG_VIDEO, H264_MIN_QP, 32);
if (device_open_buffer_list(codec_h264, false, src->fmt_width, src->fmt_height, src->fmt_format, camera_nbufs) < 0 ||
device_open_buffer_list(codec_h264, true, src->fmt_width, src->fmt_height, V4L2_PIX_FMT_H264, camera_nbufs) < 0) {
return -1;
}
DEVICE_SET_OPTION(codec_h264, MPEG_VIDEO, BITRATE, 5000 * 1000);
DEVICE_SET_OPTION(codec_h264, MPEG_VIDEO, H264_I_PERIOD, 30);
DEVICE_SET_OPTION(codec_h264, MPEG_VIDEO, H264_LEVEL, V4L2_MPEG_VIDEO_H264_LEVEL_4_0);
DEVICE_SET_OPTION(codec_h264, MPEG_VIDEO, REPEAT_SEQ_HEADER, 1);
DEVICE_SET_OPTION(codec_h264, MPEG_VIDEO, H264_MIN_QP, 16);
DEVICE_SET_OPTION(codec_h264, MPEG_VIDEO, H264_MIN_QP, 32);
return 0;
}
@ -66,6 +70,10 @@ int open_camera()
return -1;
}
DEVICE_SET_OPTION(camera, EXPOSURE, 1148);
DEVICE_SET_OPTION(camera, ANALOGUE_GAIN, 938);
DEVICE_SET_OPTION(camera, DIGITAL_GAIN, 256);
isp_srgb = device_open("ISP-SRGB", "/dev/video13");
//isp_srgb->allow_dma = false;
isp_yuuv = device_open("ISP-YUUV", "/dev/video14");