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1 /**************************************************************************
2  *
3  * Copyright 2010 Thomas Balling Sørensen.
4  * All Rights Reserved.
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a
7  * copy of this software and associated documentation files (the
8  * "Software"), to deal in the Software without restriction, including
9  * without limitation the rights to use, copy, modify, merge, publish,
10  * distribute, sub license, and/or sell copies of the Software, and to
11  * permit persons to whom the Software is furnished to do so, subject to
12  * the following conditions:
13  *
14  * The above copyright notice and this permission notice (including the
15  * next paragraph) shall be included in all copies or substantial portions
16  * of the Software.
17  *
18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21  * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
22  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
25  *
26  **************************************************************************/
27 
28 #include <stdio.h>
29 #include <vdpau/vdpau.h>
30 
31 #include "util/u_debug.h"
32 #include "util/u_memory.h"
33 
34 #include "vdpau_private.h"
35 
36 /**
37  * Create a VdpPresentationQueue.
38  */
39 VdpStatus
vlVdpPresentationQueueCreate(VdpDevice device,VdpPresentationQueueTarget presentation_queue_target,VdpPresentationQueue * presentation_queue)40 vlVdpPresentationQueueCreate(VdpDevice device,
41                              VdpPresentationQueueTarget presentation_queue_target,
42                              VdpPresentationQueue *presentation_queue)
43 {
44    vlVdpPresentationQueue *pq = NULL;
45    VdpStatus ret;
46 
47    if (!presentation_queue)
48       return VDP_STATUS_INVALID_POINTER;
49 
50    vlVdpDevice *dev = vlGetDataHTAB(device);
51    if (!dev)
52       return VDP_STATUS_INVALID_HANDLE;
53 
54    vlVdpPresentationQueueTarget *pqt = vlGetDataHTAB(presentation_queue_target);
55    if (!pqt)
56       return VDP_STATUS_INVALID_HANDLE;
57 
58    if (dev != pqt->device)
59       return VDP_STATUS_HANDLE_DEVICE_MISMATCH;
60 
61    pq = CALLOC(1, sizeof(vlVdpPresentationQueue));
62    if (!pq)
63       return VDP_STATUS_RESOURCES;
64 
65    DeviceReference(&pq->device, dev);
66    pq->drawable = pqt->drawable;
67 
68    mtx_lock(&dev->mutex);
69    if (!vl_compositor_init_state(&pq->cstate, dev->context)) {
70       mtx_unlock(&dev->mutex);
71       ret = VDP_STATUS_ERROR;
72       goto no_compositor;
73    }
74    mtx_unlock(&dev->mutex);
75 
76    *presentation_queue = vlAddDataHTAB(pq);
77    if (*presentation_queue == 0) {
78       ret = VDP_STATUS_ERROR;
79       goto no_handle;
80    }
81 
82    return VDP_STATUS_OK;
83 
84 no_handle:
85 no_compositor:
86    DeviceReference(&pq->device, NULL);
87    FREE(pq);
88    return ret;
89 }
90 
91 /**
92  * Destroy a VdpPresentationQueue.
93  */
94 VdpStatus
vlVdpPresentationQueueDestroy(VdpPresentationQueue presentation_queue)95 vlVdpPresentationQueueDestroy(VdpPresentationQueue presentation_queue)
96 {
97    vlVdpPresentationQueue *pq;
98 
99    pq = vlGetDataHTAB(presentation_queue);
100    if (!pq)
101       return VDP_STATUS_INVALID_HANDLE;
102 
103    mtx_lock(&pq->device->mutex);
104    vl_compositor_cleanup_state(&pq->cstate);
105    mtx_unlock(&pq->device->mutex);
106 
107    vlRemoveDataHTAB(presentation_queue);
108    DeviceReference(&pq->device, NULL);
109    FREE(pq);
110 
111    return VDP_STATUS_OK;
112 }
113 
114 /**
115  * Configure the background color setting.
116  */
117 VdpStatus
vlVdpPresentationQueueSetBackgroundColor(VdpPresentationQueue presentation_queue,VdpColor * const background_color)118 vlVdpPresentationQueueSetBackgroundColor(VdpPresentationQueue presentation_queue,
119                                          VdpColor *const background_color)
120 {
121    vlVdpPresentationQueue *pq;
122    union pipe_color_union color;
123 
124    if (!background_color)
125       return VDP_STATUS_INVALID_POINTER;
126 
127    pq = vlGetDataHTAB(presentation_queue);
128    if (!pq)
129       return VDP_STATUS_INVALID_HANDLE;
130 
131    color.f[0] = background_color->red;
132    color.f[1] = background_color->green;
133    color.f[2] = background_color->blue;
134    color.f[3] = background_color->alpha;
135 
136    mtx_lock(&pq->device->mutex);
137    vl_compositor_set_clear_color(&pq->cstate, &color);
138    mtx_unlock(&pq->device->mutex);
139 
140    return VDP_STATUS_OK;
141 }
142 
143 /**
144  * Retrieve the current background color setting.
145  */
146 VdpStatus
vlVdpPresentationQueueGetBackgroundColor(VdpPresentationQueue presentation_queue,VdpColor * const background_color)147 vlVdpPresentationQueueGetBackgroundColor(VdpPresentationQueue presentation_queue,
148                                          VdpColor *const background_color)
149 {
150    vlVdpPresentationQueue *pq;
151    union pipe_color_union color;
152 
153    if (!background_color)
154       return VDP_STATUS_INVALID_POINTER;
155 
156    pq = vlGetDataHTAB(presentation_queue);
157    if (!pq)
158       return VDP_STATUS_INVALID_HANDLE;
159 
160    mtx_lock(&pq->device->mutex);
161    vl_compositor_get_clear_color(&pq->cstate, &color);
162    mtx_unlock(&pq->device->mutex);
163 
164    background_color->red = color.f[0];
165    background_color->green = color.f[1];
166    background_color->blue = color.f[2];
167    background_color->alpha = color.f[3];
168 
169    return VDP_STATUS_OK;
170 }
171 
172 /**
173  * Retrieve the presentation queue's "current" time.
174  */
175 VdpStatus
vlVdpPresentationQueueGetTime(VdpPresentationQueue presentation_queue,VdpTime * current_time)176 vlVdpPresentationQueueGetTime(VdpPresentationQueue presentation_queue,
177                               VdpTime *current_time)
178 {
179    vlVdpPresentationQueue *pq;
180 
181    if (!current_time)
182       return VDP_STATUS_INVALID_POINTER;
183 
184    pq = vlGetDataHTAB(presentation_queue);
185    if (!pq)
186       return VDP_STATUS_INVALID_HANDLE;
187 
188    mtx_lock(&pq->device->mutex);
189    *current_time = pq->device->vscreen->get_timestamp(pq->device->vscreen,
190                                                       (void *)pq->drawable);
191    mtx_unlock(&pq->device->mutex);
192 
193    return VDP_STATUS_OK;
194 }
195 
196 /**
197  * Enter a surface into the presentation queue.
198  */
199 VdpStatus
vlVdpPresentationQueueDisplay(VdpPresentationQueue presentation_queue,VdpOutputSurface surface,uint32_t clip_width,uint32_t clip_height,VdpTime earliest_presentation_time)200 vlVdpPresentationQueueDisplay(VdpPresentationQueue presentation_queue,
201                               VdpOutputSurface surface,
202                               uint32_t clip_width,
203                               uint32_t clip_height,
204                               VdpTime  earliest_presentation_time)
205 {
206    static int dump_window = -1;
207 
208    vlVdpPresentationQueue *pq;
209    vlVdpOutputSurface *surf;
210 
211    struct pipe_context *pipe;
212    struct pipe_resource *tex;
213    struct pipe_surface surf_templ, *surf_draw = NULL;
214    struct u_rect src_rect, dst_clip, *dirty_area;
215 
216    struct vl_compositor *compositor;
217    struct vl_compositor_state *cstate;
218    struct vl_screen *vscreen;
219 
220    pq = vlGetDataHTAB(presentation_queue);
221    if (!pq)
222       return VDP_STATUS_INVALID_HANDLE;
223 
224    surf = vlGetDataHTAB(surface);
225    if (!surf)
226       return VDP_STATUS_INVALID_HANDLE;
227 
228    pipe = pq->device->context;
229    compositor = &pq->device->compositor;
230    cstate = &pq->cstate;
231    vscreen = pq->device->vscreen;
232 
233    mtx_lock(&pq->device->mutex);
234    if (vscreen->set_back_texture_from_output && surf->send_to_X)
235       vscreen->set_back_texture_from_output(vscreen, surf->surface->texture, clip_width, clip_height);
236    tex = vscreen->texture_from_drawable(vscreen, (void *)pq->drawable);
237    if (!tex) {
238       mtx_unlock(&pq->device->mutex);
239       return VDP_STATUS_INVALID_HANDLE;
240    }
241 
242    if (!vscreen->set_back_texture_from_output || !surf->send_to_X) {
243       dirty_area = vscreen->get_dirty_area(vscreen);
244 
245       memset(&surf_templ, 0, sizeof(surf_templ));
246       surf_templ.format = tex->format;
247       surf_draw = pipe->create_surface(pipe, tex, &surf_templ);
248 
249       dst_clip.x0 = 0;
250       dst_clip.y0 = 0;
251       dst_clip.x1 = clip_width ? clip_width : surf_draw->width;
252       dst_clip.y1 = clip_height ? clip_height : surf_draw->height;
253 
254       src_rect.x0 = 0;
255       src_rect.y0 = 0;
256       src_rect.x1 = surf_draw->width;
257       src_rect.y1 = surf_draw->height;
258 
259       vl_compositor_clear_layers(cstate);
260       vl_compositor_set_rgba_layer(cstate, compositor, 0, surf->sampler_view, &src_rect, NULL, NULL);
261       vl_compositor_set_dst_clip(cstate, &dst_clip);
262       vl_compositor_render(cstate, compositor, surf_draw, dirty_area, true);
263    }
264 
265    vscreen->set_next_timestamp(vscreen, earliest_presentation_time);
266 
267    // flush before calling flush_frontbuffer so that rendering is flushed
268    //  to back buffer so the texture can be copied in flush_frontbuffer
269    pipe->screen->fence_reference(pipe->screen, &surf->fence, NULL);
270    pipe->flush(pipe, &surf->fence, 0);
271    pipe->screen->flush_frontbuffer(pipe->screen, tex, 0, 0,
272                                    vscreen->get_private(vscreen), NULL);
273 
274    pq->last_surf = surf;
275 
276    if (dump_window == -1) {
277       dump_window = debug_get_num_option("VDPAU_DUMP", 0);
278    }
279 
280    if (dump_window) {
281       static unsigned int framenum = 0;
282       char cmd[256];
283 
284       if (framenum) {
285          sprintf(cmd, "xwd -id %d -silent -out vdpau_frame_%08d.xwd", (int)pq->drawable, framenum);
286          if (system(cmd) != 0)
287             VDPAU_MSG(VDPAU_ERR, "[VDPAU] Dumping surface %d failed.\n", surface);
288       }
289       framenum++;
290    }
291 
292    if (!vscreen->set_back_texture_from_output || !surf->send_to_X) {
293       pipe_resource_reference(&tex, NULL);
294       pipe_surface_reference(&surf_draw, NULL);
295    }
296    mtx_unlock(&pq->device->mutex);
297 
298    return VDP_STATUS_OK;
299 }
300 
301 /**
302  * Wait for a surface to finish being displayed.
303  */
304 VdpStatus
vlVdpPresentationQueueBlockUntilSurfaceIdle(VdpPresentationQueue presentation_queue,VdpOutputSurface surface,VdpTime * first_presentation_time)305 vlVdpPresentationQueueBlockUntilSurfaceIdle(VdpPresentationQueue presentation_queue,
306                                             VdpOutputSurface surface,
307                                             VdpTime *first_presentation_time)
308 {
309    vlVdpPresentationQueue *pq;
310    vlVdpOutputSurface *surf;
311    struct pipe_screen *screen;
312 
313    if (!first_presentation_time)
314       return VDP_STATUS_INVALID_POINTER;
315 
316    pq = vlGetDataHTAB(presentation_queue);
317    if (!pq)
318       return VDP_STATUS_INVALID_HANDLE;
319 
320    surf = vlGetDataHTAB(surface);
321    if (!surf)
322       return VDP_STATUS_INVALID_HANDLE;
323 
324    mtx_lock(&pq->device->mutex);
325    if (surf->fence) {
326       screen = pq->device->vscreen->pscreen;
327       screen->fence_finish(screen, NULL, surf->fence, PIPE_TIMEOUT_INFINITE);
328       screen->fence_reference(screen, &surf->fence, NULL);
329    }
330    mtx_unlock(&pq->device->mutex);
331 
332    return vlVdpPresentationQueueGetTime(presentation_queue, first_presentation_time);
333 }
334 
335 /**
336  * Poll the current queue status of a surface.
337  */
338 VdpStatus
vlVdpPresentationQueueQuerySurfaceStatus(VdpPresentationQueue presentation_queue,VdpOutputSurface surface,VdpPresentationQueueStatus * status,VdpTime * first_presentation_time)339 vlVdpPresentationQueueQuerySurfaceStatus(VdpPresentationQueue presentation_queue,
340                                          VdpOutputSurface surface,
341                                          VdpPresentationQueueStatus *status,
342                                          VdpTime *first_presentation_time)
343 {
344    vlVdpPresentationQueue *pq;
345    vlVdpOutputSurface *surf;
346    struct pipe_screen *screen;
347 
348    if (!(status && first_presentation_time))
349       return VDP_STATUS_INVALID_POINTER;
350 
351    pq = vlGetDataHTAB(presentation_queue);
352    if (!pq)
353       return VDP_STATUS_INVALID_HANDLE;
354 
355    surf = vlGetDataHTAB(surface);
356    if (!surf)
357       return VDP_STATUS_INVALID_HANDLE;
358 
359    *first_presentation_time = 0;
360 
361    if (!surf->fence) {
362       if (pq->last_surf == surf)
363          *status = VDP_PRESENTATION_QUEUE_STATUS_VISIBLE;
364       else
365          *status = VDP_PRESENTATION_QUEUE_STATUS_IDLE;
366    } else {
367       mtx_lock(&pq->device->mutex);
368       screen = pq->device->vscreen->pscreen;
369       if (screen->fence_finish(screen, NULL, surf->fence, 0)) {
370          screen->fence_reference(screen, &surf->fence, NULL);
371          *status = VDP_PRESENTATION_QUEUE_STATUS_VISIBLE;
372          mtx_unlock(&pq->device->mutex);
373 
374          // We actually need to query the timestamp of the last VSYNC event from the hardware
375          vlVdpPresentationQueueGetTime(presentation_queue, first_presentation_time);
376          *first_presentation_time += 1;
377       } else {
378          *status = VDP_PRESENTATION_QUEUE_STATUS_QUEUED;
379          mtx_unlock(&pq->device->mutex);
380       }
381    }
382 
383    return VDP_STATUS_OK;
384 }
385