aboutsummaryrefslogtreecommitdiff
path: root/ui/vnc.c
diff options
context:
space:
mode:
Diffstat (limited to 'ui/vnc.c')
-rw-r--r--ui/vnc.c235
1 files changed, 132 insertions, 103 deletions
diff --git a/ui/vnc.c b/ui/vnc.c
index 0ae1c74984..15aef86047 100644
--- a/ui/vnc.c
+++ b/ui/vnc.c
@@ -436,6 +436,8 @@ static void vnc_dpy_update(DisplayState *ds, int x, int y, int w, int h)
int i;
VncDisplay *vd = ds->opaque;
struct VncSurface *s = &vd->guest;
+ int width = ds_get_width(ds);
+ int height = ds_get_height(ds);
h += y;
@@ -446,10 +448,10 @@ static void vnc_dpy_update(DisplayState *ds, int x, int y, int w, int h)
w += (x % 16);
x -= (x % 16);
- x = MIN(x, s->ds->width);
- y = MIN(y, s->ds->height);
- w = MIN(x + w, s->ds->width) - x;
- h = MIN(h, s->ds->height);
+ x = MIN(x, width);
+ y = MIN(y, height);
+ w = MIN(x + w, width) - x;
+ h = MIN(h, height);
for (; y < h; y++)
for (i = 0; i < w; i += 16)
@@ -550,6 +552,21 @@ static void vnc_abort_display_jobs(VncDisplay *vd)
}
}
+int vnc_server_fb_stride(VncDisplay *vd)
+{
+ return pixman_image_get_stride(vd->server);
+}
+
+void *vnc_server_fb_ptr(VncDisplay *vd, int x, int y)
+{
+ uint8_t *ptr;
+
+ ptr = (uint8_t *)pixman_image_get_data(vd->server);
+ ptr += y * vnc_server_fb_stride(vd);
+ ptr += x * VNC_SERVER_FB_BYTES;
+ return ptr;
+}
+
static void vnc_dpy_resize(DisplayState *ds)
{
VncDisplay *vd = ds->opaque;
@@ -558,20 +575,20 @@ static void vnc_dpy_resize(DisplayState *ds)
vnc_abort_display_jobs(vd);
/* server surface */
- if (!vd->server)
- vd->server = g_malloc0(sizeof(*vd->server));
- if (vd->server->data)
- g_free(vd->server->data);
- *(vd->server) = *(ds->surface);
- vd->server->data = g_malloc0(vd->server->linesize *
- vd->server->height);
+ qemu_pixman_image_unref(vd->server);
+ vd->server = pixman_image_create_bits(VNC_SERVER_FB_FORMAT,
+ ds_get_width(ds),
+ ds_get_height(ds),
+ NULL, 0);
/* guest surface */
- if (!vd->guest.ds)
- vd->guest.ds = g_malloc0(sizeof(*vd->guest.ds));
+#if 0 /* FIXME */
if (ds_get_bytes_per_pixel(ds) != vd->guest.ds->pf.bytes_per_pixel)
console_color_init(ds);
- *(vd->guest.ds) = *(ds->surface);
+#endif
+ qemu_pixman_image_unref(vd->guest.fb);
+ vd->guest.fb = pixman_image_ref(ds->surface->image);
+ vd->guest.format = ds->surface->format;
memset(vd->guest.dirty, 0xFF, sizeof(vd->guest.dirty));
QTAILQ_FOREACH(vs, &vd->clients, next) {
@@ -585,7 +602,7 @@ static void vnc_dpy_resize(DisplayState *ds)
}
/* fastest code */
-static void vnc_write_pixels_copy(VncState *vs, struct PixelFormat *pf,
+static void vnc_write_pixels_copy(VncState *vs,
void *pixels, int size)
{
vnc_write(vs, pixels, size);
@@ -595,23 +612,23 @@ static void vnc_write_pixels_copy(VncState *vs, struct PixelFormat *pf,
void vnc_convert_pixel(VncState *vs, uint8_t *buf, uint32_t v)
{
uint8_t r, g, b;
- VncDisplay *vd = vs->vd;
- r = ((((v & vd->server->pf.rmask) >> vd->server->pf.rshift) << vs->clientds.pf.rbits) >>
- vd->server->pf.rbits);
- g = ((((v & vd->server->pf.gmask) >> vd->server->pf.gshift) << vs->clientds.pf.gbits) >>
- vd->server->pf.gbits);
- b = ((((v & vd->server->pf.bmask) >> vd->server->pf.bshift) << vs->clientds.pf.bbits) >>
- vd->server->pf.bbits);
- v = (r << vs->clientds.pf.rshift) |
- (g << vs->clientds.pf.gshift) |
- (b << vs->clientds.pf.bshift);
- switch(vs->clientds.pf.bytes_per_pixel) {
+#if VNC_SERVER_FB_FORMAT == PIXMAN_FORMAT(32, PIXMAN_TYPE_ARGB, 0, 8, 8, 8)
+ r = (((v & 0x00ff0000) >> 16) << vs->client_pf.rbits) >> 8;
+ g = (((v & 0x0000ff00) >> 8) << vs->client_pf.gbits) >> 8;
+ b = (((v & 0x000000ff) >> 0) << vs->client_pf.bbits) >> 8;
+#else
+# error need some bits here if you change VNC_SERVER_FB_FORMAT
+#endif
+ v = (r << vs->client_pf.rshift) |
+ (g << vs->client_pf.gshift) |
+ (b << vs->client_pf.bshift);
+ switch (vs->client_pf.bytes_per_pixel) {
case 1:
buf[0] = v;
break;
case 2:
- if (vs->clientds.flags & QEMU_BIG_ENDIAN_FLAG) {
+ if (vs->client_be) {
buf[0] = v >> 8;
buf[1] = v;
} else {
@@ -621,7 +638,7 @@ void vnc_convert_pixel(VncState *vs, uint8_t *buf, uint32_t v)
break;
default:
case 4:
- if (vs->clientds.flags & QEMU_BIG_ENDIAN_FLAG) {
+ if (vs->client_be) {
buf[0] = v >> 24;
buf[1] = v >> 16;
buf[2] = v >> 8;
@@ -636,37 +653,37 @@ void vnc_convert_pixel(VncState *vs, uint8_t *buf, uint32_t v)
}
}
-static void vnc_write_pixels_generic(VncState *vs, struct PixelFormat *pf,
+static void vnc_write_pixels_generic(VncState *vs,
void *pixels1, int size)
{
uint8_t buf[4];
- if (pf->bytes_per_pixel == 4) {
+ if (VNC_SERVER_FB_BYTES == 4) {
uint32_t *pixels = pixels1;
int n, i;
n = size >> 2;
- for(i = 0; i < n; i++) {
+ for (i = 0; i < n; i++) {
vnc_convert_pixel(vs, buf, pixels[i]);
- vnc_write(vs, buf, vs->clientds.pf.bytes_per_pixel);
+ vnc_write(vs, buf, vs->client_pf.bytes_per_pixel);
}
- } else if (pf->bytes_per_pixel == 2) {
+ } else if (VNC_SERVER_FB_BYTES == 2) {
uint16_t *pixels = pixels1;
int n, i;
n = size >> 1;
- for(i = 0; i < n; i++) {
+ for (i = 0; i < n; i++) {
vnc_convert_pixel(vs, buf, pixels[i]);
- vnc_write(vs, buf, vs->clientds.pf.bytes_per_pixel);
+ vnc_write(vs, buf, vs->client_pf.bytes_per_pixel);
}
- } else if (pf->bytes_per_pixel == 1) {
+ } else if (VNC_SERVER_FB_BYTES == 1) {
uint8_t *pixels = pixels1;
int n, i;
n = size;
- for(i = 0; i < n; i++) {
+ for (i = 0; i < n; i++) {
vnc_convert_pixel(vs, buf, pixels[i]);
- vnc_write(vs, buf, vs->clientds.pf.bytes_per_pixel);
+ vnc_write(vs, buf, vs->client_pf.bytes_per_pixel);
}
} else {
- fprintf(stderr, "vnc_write_pixels_generic: VncState color depth not supported\n");
+ fprintf(stderr, "%s: VncState color depth not supported\n", __func__);
}
}
@@ -676,10 +693,10 @@ int vnc_raw_send_framebuffer_update(VncState *vs, int x, int y, int w, int h)
uint8_t *row;
VncDisplay *vd = vs->vd;
- row = vd->server->data + y * ds_get_linesize(vs->ds) + x * ds_get_bytes_per_pixel(vs->ds);
+ row = vnc_server_fb_ptr(vd, x, y);
for (i = 0; i < h; i++) {
- vs->write_pixels(vs, &vd->server->pf, row, w * ds_get_bytes_per_pixel(vs->ds));
- row += ds_get_linesize(vs->ds);
+ vs->write_pixels(vs, row, w * VNC_SERVER_FB_BYTES);
+ row += vnc_server_fb_stride(vd);
}
return 1;
}
@@ -736,7 +753,7 @@ static void vnc_dpy_copy(DisplayState *ds, int src_x, int src_y, int dst_x, int
VncState *vs, *vn;
uint8_t *src_row;
uint8_t *dst_row;
- int i,x,y,pitch,depth,inc,w_lim,s;
+ int i, x, y, pitch, inc, w_lim, s;
int cmp_bytes;
vnc_refresh_server_surface(vd);
@@ -749,10 +766,9 @@ static void vnc_dpy_copy(DisplayState *ds, int src_x, int src_y, int dst_x, int
}
/* do bitblit op on the local surface too */
- pitch = ds_get_linesize(vd->ds);
- depth = ds_get_bytes_per_pixel(vd->ds);
- src_row = vd->server->data + pitch * src_y + depth * src_x;
- dst_row = vd->server->data + pitch * dst_y + depth * dst_x;
+ pitch = vnc_server_fb_stride(vd);
+ src_row = vnc_server_fb_ptr(vd, src_x, src_y);
+ dst_row = vnc_server_fb_ptr(vd, dst_x, dst_y);
y = dst_y;
inc = 1;
if (dst_y > src_y) {
@@ -780,7 +796,7 @@ static void vnc_dpy_copy(DisplayState *ds, int src_x, int src_y, int dst_x, int
} else {
s = 16;
}
- cmp_bytes = s * depth;
+ cmp_bytes = s * VNC_SERVER_FB_BYTES;
if (memcmp(src_row, dst_row, cmp_bytes) == 0)
continue;
memmove(dst_row, src_row, cmp_bytes);
@@ -790,8 +806,8 @@ static void vnc_dpy_copy(DisplayState *ds, int src_x, int src_y, int dst_x, int
}
}
}
- src_row += pitch - w * depth;
- dst_row += pitch - w * depth;
+ src_row += pitch - w * VNC_SERVER_FB_BYTES;
+ dst_row += pitch - w * VNC_SERVER_FB_BYTES;
y += inc;
}
@@ -810,7 +826,6 @@ static void vnc_mouse_set(DisplayState *ds, int x, int y, int visible)
static int vnc_cursor_define(VncState *vs)
{
QEMUCursor *c = vs->vd->cursor;
- PixelFormat pf = qemu_default_pixelformat(32);
int isize;
if (vnc_has_feature(vs, VNC_FEATURE_RICH_CURSOR)) {
@@ -820,8 +835,8 @@ static int vnc_cursor_define(VncState *vs)
vnc_write_u16(vs, 1); /* # of rects */
vnc_framebuffer_update(vs, c->hot_x, c->hot_y, c->width, c->height,
VNC_ENCODING_RICH_CURSOR);
- isize = c->width * c->height * vs->clientds.pf.bytes_per_pixel;
- vnc_write_pixels_generic(vs, &pf, c->data, isize);
+ isize = c->width * c->height * vs->client_pf.bytes_per_pixel;
+ vnc_write_pixels_generic(vs, c->data, isize);
vnc_write(vs, vs->vd->cursor_mask, vs->vd->cursor_msize);
vnc_unlock_output(vs);
return 0;
@@ -898,8 +913,8 @@ static int vnc_update_client(VncState *vs, int has_dirty)
*/
job = vnc_job_new(vs);
- width = MIN(vd->server->width, vs->client_width);
- height = MIN(vd->server->height, vs->client_height);
+ width = MIN(pixman_image_get_width(vd->server), vs->client_width);
+ height = MIN(pixman_image_get_height(vd->server), vs->client_height);
for (y = 0; y < height; y++) {
int x;
@@ -1861,9 +1876,9 @@ static void set_encodings(VncState *vs, int32_t *encodings, size_t n_encodings)
static void set_pixel_conversion(VncState *vs)
{
- if ((vs->clientds.flags & QEMU_BIG_ENDIAN_FLAG) ==
- (vs->ds->surface->flags & QEMU_BIG_ENDIAN_FLAG) &&
- !memcmp(&(vs->clientds.pf), &(vs->ds->surface->pf), sizeof(PixelFormat))) {
+ pixman_format_code_t fmt = qemu_pixman_get_format(&vs->client_pf);
+
+ if (fmt == VNC_SERVER_FB_FORMAT) {
vs->write_pixels = vnc_write_pixels_copy;
vnc_hextile_set_pixel_conversion(vs, 0);
} else {
@@ -1883,23 +1898,22 @@ static void set_pixel_format(VncState *vs,
return;
}
- vs->clientds = *(vs->vd->guest.ds);
- vs->clientds.pf.rmax = red_max;
- vs->clientds.pf.rbits = hweight_long(red_max);
- vs->clientds.pf.rshift = red_shift;
- vs->clientds.pf.rmask = red_max << red_shift;
- vs->clientds.pf.gmax = green_max;
- vs->clientds.pf.gbits = hweight_long(green_max);
- vs->clientds.pf.gshift = green_shift;
- vs->clientds.pf.gmask = green_max << green_shift;
- vs->clientds.pf.bmax = blue_max;
- vs->clientds.pf.bbits = hweight_long(blue_max);
- vs->clientds.pf.bshift = blue_shift;
- vs->clientds.pf.bmask = blue_max << blue_shift;
- vs->clientds.pf.bits_per_pixel = bits_per_pixel;
- vs->clientds.pf.bytes_per_pixel = bits_per_pixel / 8;
- vs->clientds.pf.depth = bits_per_pixel == 32 ? 24 : bits_per_pixel;
- vs->clientds.flags = big_endian_flag ? QEMU_BIG_ENDIAN_FLAG : 0x00;
+ vs->client_pf.rmax = red_max;
+ vs->client_pf.rbits = hweight_long(red_max);
+ vs->client_pf.rshift = red_shift;
+ vs->client_pf.rmask = red_max << red_shift;
+ vs->client_pf.gmax = green_max;
+ vs->client_pf.gbits = hweight_long(green_max);
+ vs->client_pf.gshift = green_shift;
+ vs->client_pf.gmask = green_max << green_shift;
+ vs->client_pf.bmax = blue_max;
+ vs->client_pf.bbits = hweight_long(blue_max);
+ vs->client_pf.bshift = blue_shift;
+ vs->client_pf.bmask = blue_max << blue_shift;
+ vs->client_pf.bits_per_pixel = bits_per_pixel;
+ vs->client_pf.bytes_per_pixel = bits_per_pixel / 8;
+ vs->client_pf.depth = bits_per_pixel == 32 ? 24 : bits_per_pixel;
+ vs->client_be = big_endian_flag;
set_pixel_conversion(vs);
@@ -1910,8 +1924,10 @@ static void set_pixel_format(VncState *vs,
static void pixel_format_message (VncState *vs) {
char pad[3] = { 0, 0, 0 };
- vnc_write_u8(vs, vs->ds->surface->pf.bits_per_pixel); /* bits-per-pixel */
- vnc_write_u8(vs, vs->ds->surface->pf.depth); /* depth */
+ vs->client_pf = qemu_default_pixelformat(32);
+
+ vnc_write_u8(vs, vs->client_pf.bits_per_pixel); /* bits-per-pixel */
+ vnc_write_u8(vs, vs->client_pf.depth); /* depth */
#ifdef HOST_WORDS_BIGENDIAN
vnc_write_u8(vs, 1); /* big-endian-flag */
@@ -1919,27 +1935,25 @@ static void pixel_format_message (VncState *vs) {
vnc_write_u8(vs, 0); /* big-endian-flag */
#endif
vnc_write_u8(vs, 1); /* true-color-flag */
- vnc_write_u16(vs, vs->ds->surface->pf.rmax); /* red-max */
- vnc_write_u16(vs, vs->ds->surface->pf.gmax); /* green-max */
- vnc_write_u16(vs, vs->ds->surface->pf.bmax); /* blue-max */
- vnc_write_u8(vs, vs->ds->surface->pf.rshift); /* red-shift */
- vnc_write_u8(vs, vs->ds->surface->pf.gshift); /* green-shift */
- vnc_write_u8(vs, vs->ds->surface->pf.bshift); /* blue-shift */
+ vnc_write_u16(vs, vs->client_pf.rmax); /* red-max */
+ vnc_write_u16(vs, vs->client_pf.gmax); /* green-max */
+ vnc_write_u16(vs, vs->client_pf.bmax); /* blue-max */
+ vnc_write_u8(vs, vs->client_pf.rshift); /* red-shift */
+ vnc_write_u8(vs, vs->client_pf.gshift); /* green-shift */
+ vnc_write_u8(vs, vs->client_pf.bshift); /* blue-shift */
+ vnc_write(vs, pad, 3); /* padding */
vnc_hextile_set_pixel_conversion(vs, 0);
-
- vs->clientds = *(vs->ds->surface);
- vs->clientds.flags &= ~QEMU_ALLOCATED_FLAG;
vs->write_pixels = vnc_write_pixels_copy;
-
- vnc_write(vs, pad, 3); /* padding */
}
static void vnc_dpy_setdata(DisplayState *ds)
{
VncDisplay *vd = ds->opaque;
- *(vd->guest.ds) = *(ds->surface);
+ qemu_pixman_image_unref(vd->guest.fb);
+ vd->guest.fb = pixman_image_ref(ds->surface->image);
+ vd->guest.format = ds->surface->format;
vnc_dpy_update(ds, 0, 0, ds_get_width(ds), ds_get_height(ds));
}
@@ -2443,12 +2457,14 @@ static int vnc_refresh_lossy_rect(VncDisplay *vd, int x, int y)
static int vnc_update_stats(VncDisplay *vd, struct timeval * tv)
{
+ int width = pixman_image_get_width(vd->guest.fb);
+ int height = pixman_image_get_height(vd->guest.fb);
int x, y;
struct timeval res;
int has_dirty = 0;
- for (y = 0; y < vd->guest.ds->height; y += VNC_STAT_RECT) {
- for (x = 0; x < vd->guest.ds->width; x += VNC_STAT_RECT) {
+ for (y = 0; y < height; y += VNC_STAT_RECT) {
+ for (x = 0; x < width; x += VNC_STAT_RECT) {
VncRectStat *rect = vnc_stat_rect(vd, x, y);
rect->updated = false;
@@ -2462,8 +2478,8 @@ static int vnc_update_stats(VncDisplay *vd, struct timeval * tv)
}
vd->guest.last_freq_check = *tv;
- for (y = 0; y < vd->guest.ds->height; y += VNC_STAT_RECT) {
- for (x = 0; x < vd->guest.ds->width; x += VNC_STAT_RECT) {
+ for (y = 0; y < height; y += VNC_STAT_RECT) {
+ for (x = 0; x < width; x += VNC_STAT_RECT) {
VncRectStat *rect= vnc_stat_rect(vd, x, y);
int count = ARRAY_SIZE(rect->times);
struct timeval min, max;
@@ -2532,12 +2548,15 @@ static void vnc_rect_updated(VncDisplay *vd, int x, int y, struct timeval * tv)
static int vnc_refresh_server_surface(VncDisplay *vd)
{
+ int width = pixman_image_get_width(vd->guest.fb);
+ int height = pixman_image_get_height(vd->guest.fb);
int y;
uint8_t *guest_row;
uint8_t *server_row;
int cmp_bytes;
VncState *vs;
int has_dirty = 0;
+ pixman_image_t *tmpbuf = NULL;
struct timeval tv = { 0, 0 };
@@ -2551,22 +2570,31 @@ static int vnc_refresh_server_surface(VncDisplay *vd)
* Check and copy modified bits from guest to server surface.
* Update server dirty map.
*/
- cmp_bytes = 16 * ds_get_bytes_per_pixel(vd->ds);
- if (cmp_bytes > vd->ds->surface->linesize) {
- cmp_bytes = vd->ds->surface->linesize;
+ cmp_bytes = 64;
+ if (cmp_bytes > vnc_server_fb_stride(vd)) {
+ cmp_bytes = vnc_server_fb_stride(vd);
+ }
+ if (vd->guest.format != VNC_SERVER_FB_FORMAT) {
+ int width = pixman_image_get_width(vd->server);
+ tmpbuf = qemu_pixman_linebuf_create(VNC_SERVER_FB_FORMAT, width);
}
- guest_row = vd->guest.ds->data;
- server_row = vd->server->data;
- for (y = 0; y < vd->guest.ds->height; y++) {
+ guest_row = (uint8_t *)pixman_image_get_data(vd->guest.fb);
+ server_row = (uint8_t *)pixman_image_get_data(vd->server);
+ for (y = 0; y < height; y++) {
if (!bitmap_empty(vd->guest.dirty[y], VNC_DIRTY_BITS)) {
int x;
uint8_t *guest_ptr;
uint8_t *server_ptr;
- guest_ptr = guest_row;
+ if (vd->guest.format != VNC_SERVER_FB_FORMAT) {
+ qemu_pixman_linebuf_fill(tmpbuf, vd->guest.fb, width, y);
+ guest_ptr = (uint8_t *)pixman_image_get_data(tmpbuf);
+ } else {
+ guest_ptr = guest_row;
+ }
server_ptr = server_row;
- for (x = 0; x + 15 < vd->guest.ds->width;
+ for (x = 0; x + 15 < width;
x += 16, guest_ptr += cmp_bytes, server_ptr += cmp_bytes) {
if (!test_and_clear_bit((x / 16), vd->guest.dirty[y]))
continue;
@@ -2581,9 +2609,10 @@ static int vnc_refresh_server_surface(VncDisplay *vd)
has_dirty++;
}
}
- guest_row += ds_get_linesize(vd->ds);
- server_row += ds_get_linesize(vd->ds);
+ guest_row += pixman_image_get_stride(vd->guest.fb);
+ server_row += pixman_image_get_stride(vd->server);
}
+ qemu_pixman_image_unref(tmpbuf);
return has_dirty;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-18 18:22:56 +0000