add kmsview

1 files changed, 62 insertions, 0 deletions

diff --git a/tests/kmsview.cpp b/tests/kmsview.cpp
new file mode 100644
index 0000000..cafd160
--- /dev/null
+++ b/tests/kmsview.cpp
@@ -0,0 +1,62 @@
+#include <cstdio>
+#include <fstream>
+
+#include "kms++.h"
+
+#include "test.h"
+
+using namespace std;
+using namespace kms;
+
+int main(int argc, char** argv)
+{
+	if (argc != 5) {
+		printf("Usage: %s <file> <width> <height> <fourcc>\n", argv[0]);
+		return -1;
+	}
+
+	string filename = argv[1];
+	uint32_t w = stoi(argv[2]);
+	uint32_t h = stoi(argv[3]);
+	string modestr = argv[4];
+
+	auto pixfmt = FourCCToPixelFormat(modestr);
+
+	Card card;
+
+	auto conn = card.get_first_connected_connector();
+	auto crtc = conn->get_current_crtc();
+
+	auto fb = new DumbFramebuffer(card, w, h, pixfmt);
+
+	ifstream is(filename, ifstream::binary);
+	is.read((char*)fb->map(0), fb->size(0));
+	is.close();
+
+	Plane* plane = 0;
+
+	for (Plane* p : crtc->get_possible_planes()) {
+		if (p->plane_type() != PlaneType::Overlay)
+			continue;
+
+		if (!p->supports_format(pixfmt))
+			continue;
+
+		plane = p;
+		break;
+	}
+
+	FAIL_IF(!plane, "available plane not found");
+
+	int r = crtc->set_plane(plane, *fb,
+				0, 0, w, h,
+				0, 0, w, h);
+
+	ASSERT(r == 0);
+
+	printf("press enter to exit\n");
+
+	getchar();
+
+	delete fb;
+}