1 #include <cstdio>
2 #include <fstream>
3 #include <unistd.h>
5 #include "kms++.h"
7 #include "test.h"
9 using namespace std;
10 using namespace kms;
12 static void read_frame(ifstream& is, DumbFramebuffer* fb, Crtc* crtc, Plane* plane)
13 {
14 for (unsigned i = 0; i < fb->num_planes(); ++i)
15 is.read((char*)fb->map(i), fb->size(i));
17 unsigned w = min(crtc->width(), fb->width());
18 unsigned h = min(crtc->height(), fb->height());
20 int r = crtc->set_plane(plane, *fb,
21 0, 0, w, h,
22 0, 0, fb->width(), fb->height());
24 ASSERT(r == 0);
25 }
27 int main(int argc, char** argv)
28 {
29 if (argc != 5) {
30 printf("Usage: %s <file> <width> <height> <fourcc>\n", argv[0]);
31 return -1;
32 }
34 string filename = argv[1];
35 uint32_t w = stoi(argv[2]);
36 uint32_t h = stoi(argv[3]);
37 string modestr = argv[4];
39 auto pixfmt = FourCCToPixelFormat(modestr);
42 ifstream is(filename, ifstream::binary);
44 is.seekg(0, std::ios::end);
45 unsigned fsize = is.tellg();
46 is.seekg(0);
49 Card card;
51 auto conn = card.get_first_connected_connector();
52 auto crtc = conn->get_current_crtc();
54 auto fb = new DumbFramebuffer(card, w, h, pixfmt);
56 Plane* plane = 0;
58 for (Plane* p : crtc->get_possible_planes()) {
59 if (p->plane_type() != PlaneType::Overlay)
60 continue;
62 if (!p->supports_format(pixfmt))
63 continue;
65 plane = p;
66 break;
67 }
69 FAIL_IF(!plane, "available plane not found");
72 unsigned frame_size = 0;
73 for (unsigned i = 0; i < fb->num_planes(); ++i)
74 frame_size += fb->size(i);
76 unsigned num_frames = fsize / frame_size;
77 printf("file size %u, frame size %u, frames %u\n", fsize, frame_size, num_frames);
79 for (unsigned i = 0; i < num_frames; ++i) {
80 printf("frame %d\n", i);
81 read_frame(is, fb, crtc, plane);
82 usleep(1000*50);
83 }
85 printf("press enter to exit\n");
87 is.close();
89 getchar();
91 delete fb;
92 }