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-rw-r--r--test/v4l2_subdevice/list_formats.cpp81
-rw-r--r--test/v4l2_subdevice/meson.build1
2 files changed, 82 insertions, 0 deletions
diff --git a/test/v4l2_subdevice/list_formats.cpp b/test/v4l2_subdevice/list_formats.cpp
new file mode 100644
index 00000000..bf859779
--- /dev/null
+++ b/test/v4l2_subdevice/list_formats.cpp
@@ -0,0 +1,81 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Copyright (C) 2019, Google Inc.
+ *
+ * libcamera V4L2 Subdevice format handling test
+ */
+
+#include <iomanip>
+#include <iostream>
+#include <vector>
+
+#include "geometry.h"
+#include "v4l2_subdevice.h"
+#include "v4l2_subdevice_test.h"
+
+using namespace std;
+using namespace libcamera;
+
+/* List image formats on the "Scaler" subdevice of vimc media device. */
+
+class ListFormatsTest : public V4L2SubdeviceTest
+{
+protected:
+ int run() override;
+
+private:
+ void printFormats(unsigned int pad, unsigned code,
+ std::vector<SizeRange> &formats);
+};
+
+void ListFormatsTest::printFormats(unsigned int pad,
+ unsigned int code,
+ std::vector<SizeRange> &sizes)
+{
+ cout << "Enumerate formats on pad " << pad << endl;
+ for (SizeRange &size : sizes) {
+ cout << " mbus code: 0x" << setfill('0') << setw(4)
+ << hex << code << endl;
+ cout << " min width: " << dec << size.minWidth << endl;
+ cout << " min height: " << dec << size.minHeight << endl;
+ cout << " max width: " << dec << size.maxWidth << endl;
+ cout << " max height: " << dec << size.maxHeight << endl;
+ }
+}
+
+int ListFormatsTest::run()
+{
+ /* List all formats available on existing "Scaler" pads. */
+ std::map<unsigned int, std::vector<SizeRange>> formats;
+
+ formats = scaler_->formats(0);
+ if (formats.empty()) {
+ cerr << "Failed to list formats on pad 0 of subdevice "
+ << scaler_->deviceName() << endl;
+ return TestFail;
+ }
+ for (auto it = formats.begin(); it != formats.end(); ++it)
+ printFormats(0, it->first, it->second);
+
+ formats = scaler_->formats(1);
+ if (formats.empty()) {
+ cerr << "Failed to list formats on pad 1 of subdevice "
+ << scaler_->deviceName() << endl;
+ return TestFail;
+ }
+ for (auto it = formats.begin(); it != formats.end(); ++it)
+ printFormats(1, it->first, it->second);
+
+ /* List format on a non-existing pad, format vector shall be empty. */
+ formats = scaler_->formats(2);
+ if (!formats.empty()) {
+ cerr << "Listing formats on non-existing pad 2 of subdevice "
+ << scaler_->deviceName()
+ << " should return an empty format list" << endl;
+ return TestFail;
+ }
+
+ return TestPass;
+}
+
+TEST_REGISTER(ListFormatsTest);
diff --git a/test/v4l2_subdevice/meson.build b/test/v4l2_subdevice/meson.build
index f45dca0d..80cfbbbf 100644
--- a/test/v4l2_subdevice/meson.build
+++ b/test/v4l2_subdevice/meson.build
@@ -1,4 +1,5 @@
v4l2_subdevice_tests = [
+ [ 'list_formats', 'list_formats.cpp'],
[ 'test_formats', 'test_formats.cpp'],
]