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Adjust VNC pixel format

qemu-extended-key-event
Andri Yngvason 2020-07-10 09:38:34 +00:00
parent 7ebeeefb10
commit 2c2a2d9c8e
1 changed files with 41 additions and 9 deletions
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50
src/main.c
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@ -129,15 +129,12 @@ static void shm_format(void* data, struct wl_shm* shm, uint32_t format)
return;
switch (format) {
case WL_SHM_FORMAT_ARGB8888:
case WL_SHM_FORMAT_ABGR8888:
case WL_SHM_FORMAT_RGBA8888:
case WL_SHM_FORMAT_BGRA8888:
case WL_SHM_FORMAT_XRGB8888:
wl_shm_format = format;
have_format = true;
}
// TODO: Try to get a preferred format?
// TODO: Support more formats
}
static const struct wl_shm_listener shm_listener = {
@ -299,9 +296,9 @@ static void window_destroy(struct window* w)
rfbBool rfb_client_alloc_fb(rfbClient* cl)
{
int stride = cl->width * 4; // TODO
int stride = cl->width * 4; // TODO?
assert(!window); // TODO
assert(!window); // TODO: Support resizing
window = window_create(cl->desktopName);
if (!window)
@ -335,6 +332,38 @@ void on_rfb_client_server_event(void* obj)
do_run = false;
}
static int rfb_format_from_wl_shm_format(rfbPixelFormat* dst,
enum wl_shm_format src)
{
int bpp = -1;
switch (src) {
case WL_SHM_FORMAT_ARGB8888:
case WL_SHM_FORMAT_XRGB8888:
dst->redShift = 16;
dst->greenShift = 8;
dst->blueShift = 0;
bpp = 32;
break;
default:
return -1;
}
switch (bpp) {
case 32:
dst->bitsPerPixel = 32;
dst->depth = 24;
dst->redMax = 0xff;
dst->greenMax = 0xff;
dst->blueMax = 0xff;
break;
default:
abort();
}
return 0;
}
static rfbClient* rfb_client_create(int* argc, char* argv[])
{
int bits_per_sample = 8;
@ -346,12 +375,15 @@ static rfbClient* rfb_client_create(int* argc, char* argv[])
if (!cl)
return NULL;
// TODO: Set correct pixel format here
cl->MallocFrameBuffer = rfb_client_alloc_fb;
cl->GotFrameBufferUpdate = rfb_client_update_box;
cl->FinishedFrameBufferUpdate = rfb_client_finish_update;
if (rfb_format_from_wl_shm_format(&cl->format, wl_shm_format) < 0) {
fprintf(stderr, "Unsupported pixel format\n");
goto failure;
}
if (!rfbInitClient(cl, argc, argv))
goto failure;