int testEnumFormats(struct node *node)
{
static const __u32 buftype2cap[] = {
0,
V4L2_CAP_VIDEO_CAPTURE,
V4L2_CAP_VIDEO_OUTPUT,
V4L2_CAP_VIDEO_OVERLAY,
V4L2_CAP_VBI_CAPTURE,
V4L2_CAP_VBI_OUTPUT,
V4L2_CAP_SLICED_VBI_CAPTURE,
V4L2_CAP_SLICED_VBI_OUTPUT,
V4L2_CAP_VIDEO_OUTPUT_OVERLAY,
V4L2_CAP_VIDEO_CAPTURE_MPLANE,
V4L2_CAP_VIDEO_OUTPUT_MPLANE,
};
int type;
int ret;
for (type = 0; type <= V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE; type++) {
ret = testEnumFormatsType(node, (enum v4l2_buf_type)type);
if (ret > 0)
return ret;
switch (type) {
case V4L2_BUF_TYPE_VIDEO_CAPTURE:
case V4L2_BUF_TYPE_VIDEO_OUTPUT:
case V4L2_BUF_TYPE_VIDEO_OVERLAY:
case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE:
case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE:
if (ret < 0 && (node->caps & buftype2cap[type]))
return fail("%s cap set, but no %s formats defined\n",
buftype2s(type).c_str(), buftype2s(type).c_str());
if (!ret && !(node->caps & buftype2cap[type]))
return fail("%s cap not set, but %s formats defined\n",
buftype2s(type).c_str(), buftype2s(type).c_str());
break;
default:
if (!ret)
return fail("Buffer type %s not allowed!\n", buftype2s(type).c_str());
break;
}
}
ret = testEnumFormatsType(node, V4L2_BUF_TYPE_PRIVATE);
if (ret > 0)
return ret;
if (!ret)
warn("Buffer type PRIVATE allowed!\n");
ret = testEnumFrameSizes(node, 0x20202020);
if (ret >= 0)
return fail("Accepted framesize for invalid format\n");
ret = testEnumFrameIntervals(node, 0x20202020, 640, 480, false);
if (ret >= 0)
return fail("Accepted frameinterval for invalid format\n");
return 0;
}
int testEnumFormats(struct node *node)
{
bool supported = false;
unsigned type;
int ret;
for (type = 0; type <= V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE; type++) {
ret = testEnumFormatsType(node, type);
if (ret && ret != ENOTTY)
return ret;
if (!ret)
supported = true;
switch (type) {
case V4L2_BUF_TYPE_VIDEO_CAPTURE:
case V4L2_BUF_TYPE_VIDEO_OUTPUT:
case V4L2_BUF_TYPE_VIDEO_OVERLAY:
case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE:
case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE:
if (ret && (node->caps & buftype2cap[type]))
return fail("%s cap set, but no %s formats defined\n",
buftype2s(type).c_str(), buftype2s(type).c_str());
if (!ret && !(node->caps & buftype2cap[type]))
return fail("%s cap not set, but %s formats defined\n",
buftype2s(type).c_str(), buftype2s(type).c_str());
break;
default:
if (!ret)
return fail("Buffer type %s not allowed!\n", buftype2s(type).c_str());
break;
}
}
ret = testEnumFormatsType(node, V4L2_BUF_TYPE_PRIVATE);
if (ret && ret != ENOTTY)
return ret;
if (!ret) {
supported = true;
warn("Buffer type PRIVATE allowed!\n");
}
ret = testEnumFrameSizes(node, 0x20202020);
if (ret != ENOTTY)
return fail("Accepted framesize for invalid format\n");
ret = testEnumFrameIntervals(node, 0x20202020, 640, 480, false);
if (ret != ENOTTY)
return fail("Accepted frameinterval for invalid format\n");
return supported ? 0 : ENOTTY;
}
