1 /* 2 * Copyright (c) 2011 Intel Corporation. All Rights Reserved. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the 6 * "Software"), to deal in the Software without restriction, including 7 * without limitation the rights to use, copy, modify, merge, publish, 8 * distribute, sub license, and/or sell copies of the Software, and to 9 * permit persons to whom the Software is furnished to do so, subject to 10 * the following conditions: 11 * 12 * The above copyright notice and this permission notice (including the 13 * next paragraph) shall be included in all copies or substantial portions 14 * of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 17 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. 19 * IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR 20 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 21 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 22 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 23 */ 24 25 #include <stddef.h> 26 #include <errno.h> 27 #include <sys/select.h> 28 #ifdef IN_LIBVA 29 # include "va/wayland/va_wayland.h" 30 #else 31 # include <va/va_wayland.h> 32 #endif 33 #include <wayland-server.h> 34 35 static void *open_display(void); 36 static void close_display(void *win_display); 37 static int create_window(void *win_display, 38 int x, int y, int width, int height); 39 static int check_window_event(void *win_display, void *drawable, 40 int *width, int *height, int *quit); 41 42 struct display; 43 struct drawable; 44 45 static VAStatus 46 va_put_surface( 47 VADisplay dpy, 48 struct drawable *wl_drawable, 49 VASurfaceID va_surface, 50 const VARectangle *src_rect, 51 const VARectangle *dst_rect, 52 const VARectangle *cliprects, 53 unsigned int num_cliprects, 54 unsigned int flags 55 ); 56 57 /* Glue code for the current PutSurface test design */ 58 #define CAST_DRAWABLE(a) (struct drawable *)(a) 59 60 static inline VADisplay 61 vaGetDisplay(VANativeDisplay native_dpy) 62 { 63 return vaGetDisplayWl(native_dpy); 64 } 65 66 static VAStatus 67 vaPutSurface( 68 VADisplay dpy, 69 VASurfaceID surface, 70 struct drawable *wl_drawable, 71 short src_x, 72 short src_y, 73 unsigned short src_w, 74 unsigned short src_h, 75 short dst_x, 76 short dst_y, 77 unsigned short dst_w, 78 unsigned short dst_h, 79 const VARectangle *cliprects, 80 unsigned int num_cliprects, 81 unsigned int flags 82 ) 83 { 84 VARectangle src_rect, dst_rect; 85 86 src_rect.x = src_x; 87 src_rect.y = src_y; 88 src_rect.width = src_w; 89 src_rect.height = src_h; 90 91 dst_rect.x = src_x; 92 dst_rect.y = src_y; 93 dst_rect.width = src_w; 94 dst_rect.height = src_h; 95 return va_put_surface(dpy, wl_drawable, surface, &src_rect, &dst_rect, 96 cliprects, num_cliprects, flags); 97 } 98 99 #include "putsurface_common.c" 100 101 struct display { 102 struct wl_display *display; 103 struct wl_compositor *compositor; 104 struct wl_shell *shell; 105 struct wl_registry *registry; 106 int event_fd; 107 }; 108 109 struct drawable { 110 struct wl_display *display; 111 struct wl_surface *surface; 112 unsigned int redraw_pending : 1; 113 }; 114 115 static void 116 frame_redraw_callback(void *data, struct wl_callback *callback, uint32_t time) 117 { 118 struct drawable * const drawable = data; 119 120 drawable->redraw_pending = 0; 121 wl_callback_destroy(callback); 122 } 123 124 static const struct wl_callback_listener frame_callback_listener = { 125 frame_redraw_callback 126 }; 127 128 static VAStatus 129 va_put_surface( 130 VADisplay dpy, 131 struct drawable *wl_drawable, 132 VASurfaceID va_surface, 133 const VARectangle *src_rect, 134 const VARectangle *dst_rect, 135 const VARectangle *cliprects, 136 unsigned int num_cliprects, 137 unsigned int flags 138 ) 139 { 140 struct display *d; 141 struct wl_callback *callback; 142 VAStatus va_status; 143 struct wl_buffer *buffer; 144 145 if (!wl_drawable) 146 return VA_STATUS_ERROR_INVALID_SURFACE; 147 148 d = wl_display_get_user_data(wl_drawable->display); 149 if (!d) 150 return VA_STATUS_ERROR_INVALID_DISPLAY; 151 152 /* Wait for the previous frame to complete redraw */ 153 if (wl_drawable->redraw_pending) { 154 wl_display_flush(d->display); 155 while (wl_drawable->redraw_pending) 156 wl_display_dispatch(wl_drawable->display); 157 } 158 159 va_status = vaGetSurfaceBufferWl(va_dpy, va_surface, VA_FRAME_PICTURE, &buffer); 160 if (va_status != VA_STATUS_SUCCESS) 161 return va_status; 162 163 wl_surface_attach(wl_drawable->surface, buffer, 0, 0); 164 wl_surface_damage( 165 wl_drawable->surface, 166 dst_rect->x, dst_rect->y, dst_rect->width, dst_rect->height 167 ); 168 169 wl_display_flush(d->display); 170 wl_drawable->redraw_pending = 1; 171 callback = wl_surface_frame(wl_drawable->surface); 172 wl_surface_commit(wl_drawable->surface); 173 wl_callback_add_listener(callback, &frame_callback_listener, wl_drawable); 174 return VA_STATUS_SUCCESS; 175 } 176 177 static void 178 registry_handle_global( 179 void *data, 180 struct wl_registry *registry, 181 uint32_t id, 182 const char *interface, 183 uint32_t version 184 ) 185 { 186 struct display * const d = data; 187 188 if (strcmp(interface, "wl_compositor") == 0) 189 d->compositor = 190 wl_registry_bind(registry, id, &wl_compositor_interface, 1); 191 else if (strcmp(interface, "wl_shell") == 0) 192 d->shell = wl_registry_bind(registry, id, &wl_shell_interface, 1); 193 } 194 195 static const struct wl_registry_listener registry_listener = { 196 registry_handle_global, 197 NULL, 198 }; 199 200 static void * 201 open_display(void) 202 { 203 struct display *d; 204 205 d = calloc(1, sizeof *d); 206 if (!d) 207 return NULL; 208 209 d->display = wl_display_connect(NULL); 210 if (!d->display) 211 return NULL; 212 213 wl_display_set_user_data(d->display, d); 214 d->registry = wl_display_get_registry(d->display); 215 wl_registry_add_listener(d->registry, ®istry_listener, d); 216 d->event_fd = wl_display_get_fd(d->display); 217 wl_display_dispatch(d->display); 218 return d->display; 219 } 220 221 static void 222 close_display(void *win_display) 223 { 224 struct display * const d = wl_display_get_user_data(win_display); 225 226 if (d->shell) { 227 wl_shell_destroy(d->shell); 228 d->shell = NULL; 229 } 230 231 if (d->compositor) { 232 wl_compositor_destroy(d->compositor); 233 d->compositor = NULL; 234 } 235 236 if (d->display) { 237 wl_display_disconnect(d->display); 238 d->display = NULL; 239 } 240 free(d); 241 } 242 243 static int 244 create_window(void *win_display, int x, int y, int width, int height) 245 { 246 struct wl_display * const display = win_display; 247 struct display * const d = wl_display_get_user_data(display); 248 struct wl_surface *surface1, *surface2; 249 struct wl_shell_surface *shell_surface; 250 struct wl_shell_surface *shell_surface_2; 251 struct drawable *drawable1, *drawable2; 252 253 surface1 = wl_compositor_create_surface(d->compositor); 254 shell_surface = wl_shell_get_shell_surface(d->shell, surface1); 255 wl_shell_surface_set_toplevel(shell_surface); 256 257 drawable1 = malloc(sizeof(*drawable1)); 258 drawable1->display = display; 259 drawable1->surface = surface1; 260 drawable1->redraw_pending = 0; 261 262 /* global out */ 263 drawable_thread0 = drawable1; 264 265 if (multi_thread == 0) 266 return 0; 267 268 surface2 = wl_compositor_create_surface(d->compositor); 269 shell_surface_2 = wl_shell_get_shell_surface(d->shell, surface2); 270 wl_shell_surface_set_toplevel(shell_surface_2); 271 272 drawable2 = malloc(sizeof(*drawable2)); 273 drawable2->display = display; 274 drawable1->surface = surface2; 275 drawable2->redraw_pending = 0; 276 277 /* global out */ 278 drawable_thread1 = drawable2; 279 return 0; 280 } 281 282 static int 283 check_window_event( 284 void *win_display, 285 void *drawable, 286 int *width, 287 int *height, 288 int *quit 289 ) 290 { 291 struct wl_display * const display = win_display; 292 struct display * const d = wl_display_get_user_data(display); 293 struct timeval tv; 294 fd_set rfds; 295 int retval; 296 297 if (check_event == 0) 298 return 0; 299 300 tv.tv_sec = 0; 301 tv.tv_usec = 0; 302 do { 303 FD_ZERO(&rfds); 304 FD_SET(d->event_fd, &rfds); 305 306 retval = select(d->event_fd + 1, &rfds, NULL, NULL, &tv); 307 if (retval < 0) { 308 perror("select"); 309 break; 310 } 311 if (retval == 1) 312 wl_display_dispatch(d->display); 313 } while (retval > 0); 314 315 #if 0 316 /* bail on any focused key press */ 317 if(event.type == KeyPress) { 318 *quit = 1; 319 return 0; 320 } 321 #endif 322 323 #if 0 324 /* rescale the video to fit the window */ 325 if(event.type == ConfigureNotify) { 326 *width = event.xconfigure.width; 327 *height = event.xconfigure.height; 328 printf("Scale window to %dx%d\n", width, height); 329 } 330 #endif 331 return 0; 332 } 333
