333 lines
8.9 KiB
C
333 lines
8.9 KiB
C
/*
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* Copyright (c) 2011 Intel Corporation. All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sub license, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial portions
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* of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
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* IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
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* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include <stddef.h>
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#include <errno.h>
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#include <sys/select.h>
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#ifdef IN_LIBVA
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# include "va/wayland/va_wayland.h"
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#else
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# include <va/va_wayland.h>
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#endif
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#include <wayland-server.h>
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static void *open_display(void);
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static void close_display(void *win_display);
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static int create_window(void *win_display,
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int x, int y, int width, int height);
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static int check_window_event(void *win_display, void *drawable,
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int *width, int *height, int *quit);
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struct display;
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struct drawable;
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static VAStatus
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va_put_surface(
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VADisplay dpy,
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struct drawable *wl_drawable,
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VASurfaceID va_surface,
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const VARectangle *src_rect,
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const VARectangle *dst_rect,
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const VARectangle *cliprects,
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unsigned int num_cliprects,
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unsigned int flags
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);
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/* Glue code for the current PutSurface test design */
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#define CAST_DRAWABLE(a) (struct drawable *)(a)
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static inline VADisplay
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vaGetDisplay(VANativeDisplay native_dpy)
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{
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return vaGetDisplayWl(native_dpy);
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}
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static VAStatus
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vaPutSurface(
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VADisplay dpy,
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VASurfaceID surface,
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struct drawable *wl_drawable,
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short src_x,
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short src_y,
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unsigned short src_w,
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unsigned short src_h,
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short dst_x,
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short dst_y,
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unsigned short dst_w,
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unsigned short dst_h,
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const VARectangle *cliprects,
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unsigned int num_cliprects,
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unsigned int flags
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)
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{
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VARectangle src_rect, dst_rect;
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src_rect.x = src_x;
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src_rect.y = src_y;
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src_rect.width = src_w;
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src_rect.height = src_h;
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dst_rect.x = src_x;
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dst_rect.y = src_y;
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dst_rect.width = src_w;
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dst_rect.height = src_h;
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return va_put_surface(dpy, wl_drawable, surface, &src_rect, &dst_rect,
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cliprects, num_cliprects, flags);
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}
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#include "putsurface_common.c"
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struct display {
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struct wl_display *display;
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struct wl_compositor *compositor;
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struct wl_shell *shell;
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struct wl_registry *registry;
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int event_fd;
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};
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struct drawable {
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struct wl_display *display;
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struct wl_surface *surface;
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unsigned int redraw_pending : 1;
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};
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static void
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frame_redraw_callback(void *data, struct wl_callback *callback, uint32_t time)
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{
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struct drawable * const drawable = data;
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drawable->redraw_pending = 0;
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wl_callback_destroy(callback);
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}
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static const struct wl_callback_listener frame_callback_listener = {
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frame_redraw_callback
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};
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static VAStatus
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va_put_surface(
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VADisplay dpy,
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struct drawable *wl_drawable,
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VASurfaceID va_surface,
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const VARectangle *src_rect,
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const VARectangle *dst_rect,
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const VARectangle *cliprects,
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unsigned int num_cliprects,
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unsigned int flags
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)
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{
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struct display *d;
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struct wl_callback *callback;
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VAStatus va_status;
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struct wl_buffer *buffer;
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if (!wl_drawable)
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return VA_STATUS_ERROR_INVALID_SURFACE;
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d = wl_display_get_user_data(wl_drawable->display);
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if (!d)
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return VA_STATUS_ERROR_INVALID_DISPLAY;
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/* Wait for the previous frame to complete redraw */
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if (wl_drawable->redraw_pending) {
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wl_display_flush(d->display);
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while (wl_drawable->redraw_pending)
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wl_display_dispatch(wl_drawable->display);
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}
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va_status = vaGetSurfaceBufferWl(va_dpy, va_surface, VA_FRAME_PICTURE, &buffer);
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if (va_status != VA_STATUS_SUCCESS)
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return va_status;
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wl_surface_attach(wl_drawable->surface, buffer, 0, 0);
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wl_surface_damage(
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wl_drawable->surface,
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dst_rect->x, dst_rect->y, dst_rect->width, dst_rect->height
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);
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wl_display_flush(d->display);
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wl_drawable->redraw_pending = 1;
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callback = wl_surface_frame(wl_drawable->surface);
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wl_surface_commit(wl_drawable->surface);
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wl_callback_add_listener(callback, &frame_callback_listener, wl_drawable);
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return VA_STATUS_SUCCESS;
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}
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static void
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registry_handle_global(
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void *data,
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struct wl_registry *registry,
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uint32_t id,
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const char *interface,
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uint32_t version
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)
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{
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struct display * const d = data;
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if (strcmp(interface, "wl_compositor") == 0)
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d->compositor =
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wl_registry_bind(registry, id, &wl_compositor_interface, 1);
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else if (strcmp(interface, "wl_shell") == 0)
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d->shell = wl_registry_bind(registry, id, &wl_shell_interface, 1);
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}
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static const struct wl_registry_listener registry_listener = {
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registry_handle_global,
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NULL,
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};
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static void *
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open_display(void)
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{
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struct display *d;
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d = calloc(1, sizeof *d);
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if (!d)
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return NULL;
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d->display = wl_display_connect(NULL);
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if (!d->display)
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return NULL;
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wl_display_set_user_data(d->display, d);
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d->registry = wl_display_get_registry(d->display);
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wl_registry_add_listener(d->registry, ®istry_listener, d);
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d->event_fd = wl_display_get_fd(d->display);
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wl_display_dispatch(d->display);
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return d->display;
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}
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static void
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close_display(void *win_display)
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{
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struct display * const d = wl_display_get_user_data(win_display);
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if (d->shell) {
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wl_shell_destroy(d->shell);
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d->shell = NULL;
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}
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if (d->compositor) {
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wl_compositor_destroy(d->compositor);
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d->compositor = NULL;
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}
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if (d->display) {
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wl_display_disconnect(d->display);
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d->display = NULL;
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}
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free(d);
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}
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static int
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create_window(void *win_display, int x, int y, int width, int height)
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{
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struct wl_display * const display = win_display;
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struct display * const d = wl_display_get_user_data(display);
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struct wl_surface *surface1, *surface2;
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struct wl_shell_surface *shell_surface;
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struct wl_shell_surface *shell_surface_2;
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struct drawable *drawable1, *drawable2;
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surface1 = wl_compositor_create_surface(d->compositor);
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shell_surface = wl_shell_get_shell_surface(d->shell, surface1);
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wl_shell_surface_set_toplevel(shell_surface);
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drawable1 = malloc(sizeof(*drawable1));
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drawable1->display = display;
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drawable1->surface = surface1;
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drawable1->redraw_pending = 0;
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/* global out */
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drawable_thread0 = drawable1;
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if (multi_thread == 0)
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return 0;
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surface2 = wl_compositor_create_surface(d->compositor);
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shell_surface_2 = wl_shell_get_shell_surface(d->shell, surface2);
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wl_shell_surface_set_toplevel(shell_surface_2);
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drawable2 = malloc(sizeof(*drawable2));
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drawable2->display = display;
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drawable1->surface = surface2;
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drawable2->redraw_pending = 0;
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/* global out */
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drawable_thread1 = drawable2;
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return 0;
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}
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static int
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check_window_event(
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void *win_display,
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void *drawable,
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int *width,
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int *height,
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int *quit
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)
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{
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struct wl_display * const display = win_display;
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struct display * const d = wl_display_get_user_data(display);
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struct timeval tv;
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fd_set rfds;
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int retval;
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if (check_event == 0)
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return 0;
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tv.tv_sec = 0;
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tv.tv_usec = 0;
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do {
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FD_ZERO(&rfds);
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FD_SET(d->event_fd, &rfds);
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retval = select(d->event_fd + 1, &rfds, NULL, NULL, &tv);
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if (retval < 0) {
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perror("select");
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break;
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}
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if (retval == 1)
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wl_display_dispatch(d->display);
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} while (retval > 0);
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#if 0
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/* bail on any focused key press */
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if(event.type == KeyPress) {
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*quit = 1;
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return 0;
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}
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#endif
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#if 0
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/* rescale the video to fit the window */
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if(event.type == ConfigureNotify) {
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*width = event.xconfigure.width;
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*height = event.xconfigure.height;
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printf("Scale window to %dx%d\n", width, height);
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}
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#endif
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return 0;
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}
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