jordan/camera-streamer
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This commit is contained in:
Kamil Trzcinski 2022-04-12 08:51:19 +02:00
parent 887b88fdda
commit b9fd63154c
2 changed files with 13 additions and 12 deletions
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5
device/links.c
View File

@ -285,9 +285,8 @@ static void links_dump_buf_list(char *output, buffer_list_t *buf_list)
void links_dump(link_t *all_links)
{
char line[4096];
int n;
for (n = 0; all_links[n].source; n++) {
for (int n = 0; all_links[n].source; n++) {
link_t *link = &all_links[n];
line[0] = 0;
@ -308,6 +307,4 @@ void links_dump(link_t *all_links)
LOG_INFO(NULL, "Link %d: %s", n, line);
}
LOG_INFO(NULL, "%d links.", n);
}

20
device/v4l2/device_media.c
View File

@ -14,11 +14,11 @@ int v4l2_device_open_media_device(device_t *dev)
{
struct stat st;
if (fstat(dev->v4l2->dev_fd, &st) < 0) {
LOG_ERROR(dev, "Cannot get fstat");
LOG_VERBOSE(dev, "Cannot get fstat");
return -1;
}
if (~st.st_mode & S_IFCHR) {
LOG_ERROR(dev, "FD is not char");
LOG_VERBOSE(dev, "FD is not char");
return -1;
}
@ -28,7 +28,7 @@ int v4l2_device_open_media_device(device_t *dev)
struct dirent **namelist;
int n = scandir(path, &namelist, NULL, NULL);
if (n < 0) {
LOG_ERROR(dev, "Cannot scan: %s", path);
LOG_VERBOSE(dev, "Cannot scan: %s", path);
return -1;
}
@ -59,7 +59,8 @@ int v4l2_device_open_v4l2_subdev(device_t *dev, int subdev)
media_fd = v4l2_device_open_media_device(dev);
if (media_fd < 0) {
LOG_ERROR(dev, "Cannot find media controller");
LOG_VERBOSE(dev, "Cannot find media controller");
return -1;
}
for (;;) {
@ -82,26 +83,29 @@ int v4l2_device_open_v4l2_subdev(device_t *dev, int subdev)
char link[256];
if ((rc = readlink(path, link, sizeof(link)-1)) < 0) {
LOG_ERROR(dev, "Cannot readlink '%s'", path);
LOG_VERBOSE(dev, "Cannot readlink '%s'", path);
}
link[rc] = 0;
char *last = strrchr(link, '/');
if (!last) {
LOG_ERROR(dev, "Link '%s' for '%s' does not end with '/'", link, path);
LOG_VERBOSE(dev, "Link '%s' for '%s' does not end with '/'", link, path);
goto error;
}
if (strstr(last, "/v4l-subdev") != last) {
LOG_ERROR(dev, "Link '%s' does not contain '/v4l-subdev'", link, path);
LOG_VERBOSE(dev, "Link '%s' does not contain '/v4l-subdev'", link, path);
goto error;
}
sprintf(path, "/dev%s", last);
ret = open(path, O_RDWR);
if (ret < 0) {
LOG_ERROR(dev, "Cannot open '%s' (ret=%d)", path, ret);
goto error;
}
LOG_INFO(dev, "Opened '%s' (fd=%d)", path, ret);
LOG_VERBOSE(dev, "Opened '%s' (fd=%d)", path, ret);
break;
}