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v4l2: improve debug of fourcc

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This commit is contained in:
Wim Taymans 2022-11-03 13:25:10 +01:00
parent a6e3ac68d2
commit 866ef2ef21
1 changed files with 5 additions and 4 deletions
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9
pipewire-v4l2/src/pipewire-v4l2.c
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@ -949,7 +949,7 @@ static int format_to_info(const struct v4l2_format *arg, struct spa_video_info *
pw_log_info("type: %u", arg->type);
pw_log_info("width: %u", arg->fmt.pix.width);
pw_log_info("height: %u", arg->fmt.pix.height);
pw_log_info("fmt: %u", arg->fmt.pix.pixelformat);
pw_log_info("fmt: %.4s", (char*)&arg->fmt.pix.pixelformat);
if (arg->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
return -EINVAL;
@ -1260,7 +1260,7 @@ static int vidioc_enum_framesizes(struct file *file, struct v4l2_frmsizeenum *ar
arg->discrete.width = size.width;
arg->discrete.height = size.height;
pw_log_debug("count:%d %d %dx%d", count, fi->fourcc,
pw_log_debug("count:%d %.4s %dx%d", count, (char*)&fi->fourcc,
size.width, size.height);
if (count == arg->index) {
found = true;
@ -1336,7 +1336,8 @@ static int vidioc_enum_fmt(struct file *file, struct v4l2_fmtdesc *arg)
if (fi->fourcc == last_fourcc)
continue;
pw_log_info("count:%d %d %d", count, fi->fourcc, last_fourcc);
pw_log_info("count:%d fourcc:%.4s last:%.4s", count,
(char*)&fi->fourcc, (char*)&last_fourcc);
arg->flags = fi->format == SPA_VIDEO_FORMAT_ENCODED ? V4L2_FMT_FLAG_COMPRESSED : 0;
arg->pixelformat = fi->fourcc;
@ -1352,7 +1353,7 @@ static int vidioc_enum_fmt(struct file *file, struct v4l2_fmtdesc *arg)
if (!found)
return -EINVAL;
pw_log_info("format: %u", arg->pixelformat);
pw_log_info("format: %.4s", (char*)&arg->pixelformat);
pw_log_info("flags: %u", arg->type);
memset(arg->reserved, 0, sizeof(arg->reserved));