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authorJacopo Mondi <jacopo@jmondi.org>2020-03-04 17:16:32 +0100
committerLaurent Pinchart <laurent.pinchart@ideasonboard.com>2020-03-23 16:45:31 +0200
commitc153be4fecbe01364010fe4c6b5ce835e081d1c4 (patch)
tree7fce155454a84f7e5c2fc9fedd200199c7a83448 /test/v4l2_videodevice/controls.cpp
parent9b838b87c75f1825f73df05d30cd71926d11f079 (diff)
test: v4l2_videodevice: Test U8 array controls
Test V4L2 array control using vivid control VIVID_CID_U8_4D_ARRAY. Signed-off-by: Jacopo Mondi <jacopo@jmondi.org> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Jacopo Mondi <jacopo@jmondi.org>
Diffstat (limited to 'test/v4l2_videodevice/controls.cpp')
-rw-r--r--test/v4l2_videodevice/controls.cpp30
1 files changed, 29 insertions, 1 deletions
diff --git a/test/v4l2_videodevice/controls.cpp b/test/v4l2_videodevice/controls.cpp
index 478de370..da9e0111 100644
--- a/test/v4l2_videodevice/controls.cpp
+++ b/test/v4l2_videodevice/controls.cpp
@@ -5,6 +5,8 @@
* controls.cpp - V4L2 device controls handling test
*/
+#include <algorithm>
+#include <array>
#include <iostream>
#include <limits.h>
@@ -12,6 +14,13 @@
#include "v4l2_videodevice_test.h"
+/* These come from the vivid driver. */
+#define VIVID_CID_CUSTOM_BASE (V4L2_CID_USER_BASE | 0xf000)
+#define VIVID_CID_U8_4D_ARRAY (VIVID_CID_CUSTOM_BASE + 10)
+
+/* Helper for VIVID_CID_U8_4D_ARRAY control array size: not from kernel. */
+#define VIVID_CID_U8_ARRAY_SIZE (2 * 3 * 4 * 5)
+
using namespace std;
using namespace libcamera;
@@ -36,7 +45,8 @@ protected:
if (infoMap.find(V4L2_CID_BRIGHTNESS) == infoMap.end() ||
infoMap.find(V4L2_CID_CONTRAST) == infoMap.end() ||
- infoMap.find(V4L2_CID_SATURATION) == infoMap.end()) {
+ infoMap.find(V4L2_CID_SATURATION) == infoMap.end() ||
+ infoMap.find(VIVID_CID_U8_4D_ARRAY) == infoMap.end()) {
cerr << "Missing controls" << endl;
return TestFail;
}
@@ -44,12 +54,14 @@ protected:
const ControlInfo &brightness = infoMap.find(V4L2_CID_BRIGHTNESS)->second;
const ControlInfo &contrast = infoMap.find(V4L2_CID_CONTRAST)->second;
const ControlInfo &saturation = infoMap.find(V4L2_CID_SATURATION)->second;
+ const ControlInfo &u8 = infoMap.find(VIVID_CID_U8_4D_ARRAY)->second;
/* Test getting controls. */
ControlList ctrls(infoMap);
ctrls.set(V4L2_CID_BRIGHTNESS, -1);
ctrls.set(V4L2_CID_CONTRAST, -1);
ctrls.set(V4L2_CID_SATURATION, -1);
+ ctrls.set(VIVID_CID_U8_4D_ARRAY, 0);
int ret = capture_->getControls(&ctrls);
if (ret) {
@@ -64,11 +76,27 @@ protected:
return TestFail;
}
+ uint8_t u8Min = u8.min().get<uint8_t>();
+ uint8_t u8Max = u8.max().get<uint8_t>();
+
+ Span<const uint8_t> u8Span = ctrls.get(VIVID_CID_U8_4D_ARRAY).get<Span<const uint8_t>>();
+ bool valid = std::all_of(u8Span.begin(), u8Span.end(),
+ [&](uint8_t v) { return v >= u8Min && v <= u8Max; });
+ if (!valid) {
+ cerr << "Incorrect value for retrieved array control"
+ << endl;
+ return TestFail;
+ }
+
/* Test setting controls. */
ctrls.set(V4L2_CID_BRIGHTNESS, brightness.min());
ctrls.set(V4L2_CID_CONTRAST, contrast.max());
ctrls.set(V4L2_CID_SATURATION, saturation.min());
+ std::array<uint8_t, VIVID_CID_U8_ARRAY_SIZE> u8Values;
+ std::fill(u8Values.begin(), u8Values.end(), u8.min().get<uint8_t>());
+ ctrls.set(VIVID_CID_U8_4D_ARRAY, Span<const uint8_t>(u8Values));
+
ret = capture_->setControls(&ctrls);
if (ret) {
cerr << "Failed to set controls" << endl;