jordan/camera-streamer
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Fix support for keyframes

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This commit is contained in:
Kamil Trzcinski 2022-04-10 14:29:22 +02:00
parent 885ec79f5b
commit b21ddd2519
3 changed files with 13 additions and 10 deletions
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1
device/camera/camera.c
View File

@ -125,6 +125,7 @@ int camera_set_params(camera_t *camera)
device_set_option_string(camera->codec_h264, "video_bitrate_mode", "0");
device_set_option_string(camera->codec_h264, "video_bitrate", "5000000");
device_set_option_string(camera->codec_h264, "repeat_sequence_header", "1");
device_set_option_string(camera->codec_h264, "h264_i_frame_period", "30");
device_set_option_string(camera->codec_h264, "h264_level", "11");
device_set_option_string(camera->codec_h264, "h264_profile", "4");

4
device/v4l2/device.c
View File

@ -13,6 +13,8 @@ int v4l2_device_open(device_t *dev)
goto error;
}
E_LOG_INFO(dev, "Device path=%s fd=%d opened", dev->path, dev->v4l2.dev_fd);
E_LOG_DEBUG(dev, "Querying device capabilities ...");
struct v4l2_capability v4l2_cap;
E_XIOCTL(dev, dev->v4l2.dev_fd, VIDIOC_QUERYCAP, &v4l2_cap, "Can't query device capabilities");
@ -23,8 +25,6 @@ int v4l2_device_open(device_t *dev)
strcpy(dev->bus_info, v4l2_cap.bus_info);
dev->v4l2.subdev_fd = v4l2_device_open_v4l2_subdev(dev, 0);
E_LOG_INFO(dev, "Device path=%s fd=%d opened", dev->path, dev->v4l2.dev_fd);
return 0;
error:

18
device/v4l2/device_media.c
View File

@ -67,8 +67,9 @@ int v4l2_device_open_v4l2_subdev(device_t *dev, int subdev)
};
int rc = ioctl(media_fd, MEDIA_IOC_ENUM_ENTITIES, &entity);
if (rc < 0 && errno == EINVAL)
if (rc < 0 && errno == EINVAL) {
break;
}
if (rc < 0) {
goto error;
@ -79,26 +80,27 @@ int v4l2_device_open_v4l2_subdev(device_t *dev, int subdev)
sprintf(path, "/sys/dev/char/%d:%d", entity.dev.major, entity.dev.minor);
char link[256];
if (readlink(path, link, sizeof(link)) < 0) {
if ((rc = readlink(path, link, sizeof(link)-1)) < 0) {
E_LOG_ERROR(dev, "Cannot readlink '%s'", path);
goto error;
}
link[rc] = 0;
char * last = strrchr(link, '/');
char *last = strrchr(link, '/');
if (!last) {
E_LOG_ERROR(dev, "Link '%s' for '%s' does not end with '/'", link, path);
goto error;
}
if (strstr(last, "/v4l-subdev") != last) {
goto error;
E_LOG_ERROR(dev, "Link '%s' does not contain '/v4l-subdev'", link, path);
}
sprintf(path, "/dev%s", last);
ret = open(path, O_RDWR);
if (ret >= 0) {
E_LOG_INFO(dev, "Opened '%s' (fd=%d)", path, ret);
if (ret < 0) {
E_LOG_ERROR(dev, "Cannot open '%s' (ret=%d)", path, ret);
}
E_LOG_INFO(dev, "Opened '%s' (fd=%d)", path, ret);
break;
}