Merge branch 'tizen' into gtest
[platform/core/uifw/libtdm.git] / src / tdm_capture.c
1 /**************************************************************************
2  *
3  * libtdm
4  *
5  * Copyright 2015 Samsung Electronics co., Ltd. All Rights Reserved.
6  *
7  * Contact: Eunchul Kim <chulspro.kim@samsung.com>,
8  *          JinYoung Jeon <jy0.jeon@samsung.com>,
9  *          Taeheon Kim <th908.kim@samsung.com>,
10  *          YoungJun Cho <yj44.cho@samsung.com>,
11  *          SooChan Lim <sc1.lim@samsung.com>,
12  *          Boram Park <sc1.lim@samsung.com>
13  *
14  * Permission is hereby granted, free of charge, to any person obtaining a
15  * copy of this software and associated documentation files (the
16  * "Software"), to deal in the Software without restriction, including
17  * without limitation the rights to use, copy, modify, merge, publish,
18  * distribute, sub license, and/or sell copies of the Software, and to
19  * permit persons to whom the Software is furnished to do so, subject to
20  * the following conditions:
21  *
22  * The above copyright notice and this permission notice (including the
23  * next paragraph) shall be included in all copies or substantial portions
24  * of the Software.
25  *
26  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
27  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
28  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
29  * IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
30  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
31  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
32  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
33  *
34 **************************************************************************/
35
36 #ifdef HAVE_CONFIG_H
37 #include "config.h"
38 #endif
39
40 #include "tdm.h"
41 #include "tdm_backend.h"
42 #include "tdm_private.h"
43 #include "tdm_helper.h"
44
45 #define CAPTURE_FUNC_ENTRY() \
46         tdm_func_capture *func_capture; \
47         tdm_private_display *private_display; \
48         tdm_private_capture *private_capture; \
49         tdm_error ret = TDM_ERROR_NONE; \
50         TDM_RETURN_VAL_IF_FAIL(capture != NULL, TDM_ERROR_INVALID_PARAMETER); \
51         private_capture = (tdm_private_capture*)capture; \
52         private_display = private_capture->private_display; \
53         func_capture = &private_display->func_capture
54
55 static void
56 _tdm_capture_print_list(struct list_head *list)
57 {
58         tdm_capture_private_buffer *b = NULL;
59         char str[512], *p;
60         int len = sizeof(str);
61
62         TDM_RETURN_IF_FAIL(list != NULL);
63
64         p = str;
65         LIST_FOR_EACH_ENTRY(b, list, link) {
66                 if (len > 0) {
67                         int l = snprintf(p, len, " (%p)", b->buffer);
68                         p += l;
69                         len -= l;
70                 } else
71                         break;
72         }
73
74         TDM_INFO("\t %s", str);
75 }
76
77 static tdm_capture_private_buffer *
78 _tdm_capture_find_tbm_buffer(struct list_head *list, tbm_surface_h buffer)
79 {
80         tdm_capture_private_buffer *b = NULL, *bb = NULL;
81
82         LIST_FOR_EACH_ENTRY_SAFE(b, bb, list, link) {
83                 if (b->buffer == buffer)
84                         return b;
85         }
86
87         return NULL;
88 }
89
90 static tdm_capture_private_buffer *
91 _tdm_capture_find_buffer(struct list_head *list, tdm_capture_private_buffer *capture_buffer)
92 {
93         tdm_capture_private_buffer *b = NULL, *bb = NULL;
94
95         LIST_FOR_EACH_ENTRY_SAFE(b, bb, list, link) {
96                 if (b == capture_buffer)
97                         return b;
98         }
99
100         return NULL;
101 }
102
103 INTERN void
104 tdm_capture_cb_done(tdm_capture *capture_backend, tbm_surface_h buffer,
105                                         void *user_data)
106 {
107         tdm_private_capture *private_capture = user_data;
108         tdm_private_display *private_display = private_capture->private_display;
109         tdm_capture_private_buffer *capture_buffer = NULL, *first_entry = NULL;
110
111         TDM_RETURN_IF_FAIL(TDM_MUTEX_IS_LOCKED());
112
113         if (private_capture->owner_tid != syscall(SYS_gettid)) {
114                 tdm_thread_cb_capture_done capture_done;
115                 tdm_error ret;
116
117                 capture_done.base.type = TDM_THREAD_CB_CAPTURE_DONE;
118                 capture_done.base.length = sizeof capture_done;
119                 capture_done.capture_stamp = private_capture->stamp;
120                 capture_done.buffer = buffer;
121                 capture_done.user_data = user_data;
122
123                 ret = tdm_thread_send_cb(private_display->private_loop, &capture_done.base);
124                 TDM_WARNING_IF_FAIL(ret == TDM_ERROR_NONE);
125
126                 return;
127         }
128
129         if (private_capture->owner_tid != syscall(SYS_gettid))
130                 TDM_NEVER_GET_HERE();
131
132         if (tdm_debug_dump & TDM_DUMP_FLAG_CAPTURE) {
133                 char str[TDM_PATH_LEN];
134                 static int i;
135                 snprintf(str, TDM_PATH_LEN, "capture_%03d", i++);
136                 tdm_helper_dump_buffer_str(buffer, tdm_debug_dump_dir, str);
137         }
138
139         if (tdm_debug_module & TDM_DEBUG_BUFFER)
140                 TDM_INFO("capture(%p) done: %p", private_capture, buffer);
141
142         if (!LIST_IS_EMPTY(&private_capture->buffer_list)) {
143                 first_entry = container_of((&private_capture->buffer_list)->next, capture_buffer, link);
144                 if (first_entry->buffer != buffer)
145                         TDM_ERR("buffer(%p) is skipped", first_entry->buffer);
146         } else {
147                 TDM_NEVER_GET_HERE();
148         }
149
150         if ((capture_buffer = _tdm_capture_find_tbm_buffer(&private_capture->buffer_list, buffer))) {
151                 LIST_DEL(&capture_buffer->link);
152                 LIST_DELINIT(&capture_buffer->commit_link);
153
154                 _pthread_mutex_unlock(&private_display->lock);
155                 if (private_capture->done_func)
156                         private_capture->done_func(capture_buffer, buffer, private_capture->done_user_data);
157                 tdm_buffer_unref_backend(buffer);
158                 _pthread_mutex_lock(&private_display->lock);
159
160                 free(capture_buffer);
161         }
162 }
163
164 INTERN tdm_private_capture *
165 tdm_capture_find_stamp(tdm_private_display *private_display, double stamp)
166 {
167         tdm_private_capture *private_capture = NULL;
168
169         TDM_RETURN_VAL_IF_FAIL(TDM_MUTEX_IS_LOCKED(), NULL);
170
171         LIST_FOR_EACH_ENTRY(private_capture, &private_display->capture_list, display_link) {
172                 if (private_capture->stamp == stamp)
173                         return private_capture;
174         }
175
176         return NULL;
177 }
178
179 INTERN tdm_private_capture *
180 tdm_capture_create_output_internal(tdm_private_output *private_output,
181                                                                    tdm_error *error)
182 {
183         tdm_private_display *private_display = private_output->private_display;
184         tdm_func_output *func_output = &private_display->func_output;
185         tdm_func_capture *func_capture = &private_display->func_capture;
186         tdm_private_capture *private_capture = NULL;
187         tdm_capture *capture_backend = NULL;
188         tdm_error ret = TDM_ERROR_NONE;
189
190         TDM_RETURN_VAL_IF_FAIL(TDM_MUTEX_IS_LOCKED(), NULL);
191
192         if (!(private_display->capabilities & TDM_DISPLAY_CAPABILITY_CAPTURE)) {
193                 TDM_ERR("no capture capability");
194                 if (error)
195                         *error = TDM_ERROR_NO_CAPABILITY;
196                 return NULL;
197         }
198
199         if (!(private_display->caps_capture.capabilities & TDM_CAPTURE_CAPABILITY_OUTPUT)) {
200                 TDM_ERR("no output capture capability");
201                 if (error)
202                         *error = TDM_ERROR_NO_CAPABILITY;
203                 return NULL;
204         }
205
206         capture_backend = func_output->output_create_capture(
207                                                   private_output->output_backend, &ret);
208         if (ret != TDM_ERROR_NONE) {
209                 if (error)
210                         *error = ret;
211                 return NULL;
212         }
213
214         private_capture = calloc(1, sizeof(tdm_private_capture));
215         if (!private_capture) {
216                 TDM_ERR("failed: alloc memory");
217                 func_capture->capture_destroy(capture_backend);
218                 if (error)
219                         *error = TDM_ERROR_OUT_OF_MEMORY;
220                 return NULL;
221         }
222
223         ret = func_capture->capture_set_done_handler(capture_backend,
224                         tdm_capture_cb_done, private_capture);
225         if (ret != TDM_ERROR_NONE) {
226                 TDM_ERR("capture(%p) set capture_done_handler failed", private_capture);
227                 func_capture->capture_destroy(capture_backend);
228                 if (error)
229                         *error = ret;
230                 return NULL;
231         }
232
233         private_capture->stamp = tdm_helper_get_time();
234         while (tdm_capture_find_stamp(private_display, private_capture->stamp))
235                 private_capture->stamp++;
236
237         LIST_ADD(&private_capture->link, &private_output->capture_list);
238         LIST_ADD(&private_capture->display_link, &private_display->capture_list);
239
240         private_capture->target = TDM_CAPTURE_TARGET_OUTPUT;
241         private_capture->private_display = private_display;
242         private_capture->private_output = private_output;
243         private_capture->private_layer = NULL;
244         private_capture->capture_backend = capture_backend;
245         private_capture->owner_tid = syscall(SYS_gettid);
246
247         LIST_INITHEAD(&private_capture->pending_buffer_list);
248         LIST_INITHEAD(&private_capture->buffer_list);
249
250         TDM_DBG("capture(%p) create", private_capture);
251
252         if (error)
253                 *error = TDM_ERROR_NONE;
254
255         return private_capture;
256 }
257
258 INTERN tdm_private_capture *
259 tdm_capture_create_layer_internal(tdm_private_layer *private_layer,
260                                                                   tdm_error *error)
261 {
262         tdm_private_output *private_output = private_layer->private_output;
263         tdm_private_display *private_display = private_output->private_display;
264         tdm_func_layer *func_layer = &private_display->func_layer;
265         tdm_func_capture *func_capture = &private_display->func_capture;
266         tdm_private_capture *private_capture = NULL;
267         tdm_capture *capture_backend = NULL;
268         tdm_error ret = TDM_ERROR_NONE;
269
270         TDM_RETURN_VAL_IF_FAIL(TDM_MUTEX_IS_LOCKED(), NULL);
271
272         if (!(private_display->capabilities & TDM_DISPLAY_CAPABILITY_CAPTURE)) {
273                 TDM_ERR("no capture capability");
274                 if (error)
275                         *error = TDM_ERROR_NO_CAPABILITY;
276                 return NULL;
277         }
278
279         if (!(private_display->caps_capture.capabilities & TDM_CAPTURE_CAPABILITY_LAYER)) {
280                 TDM_ERR("no layer capture capability");
281                 if (error)
282                         *error = TDM_ERROR_NO_CAPABILITY;
283                 return NULL;
284         }
285
286         capture_backend = func_layer->layer_create_capture(private_layer->layer_backend,
287                                           &ret);
288         if (ret != TDM_ERROR_NONE)
289                 return NULL;
290
291         private_capture = calloc(1, sizeof(tdm_private_capture));
292         if (!private_capture) {
293                 TDM_ERR("failed: alloc memory");
294                 func_capture->capture_destroy(capture_backend);
295                 if (error)
296                         *error = TDM_ERROR_OUT_OF_MEMORY;
297                 return NULL;
298         }
299
300         private_capture->stamp = tdm_helper_get_time();
301         while (tdm_capture_find_stamp(private_display, private_capture->stamp))
302                 private_capture->stamp++;
303
304         LIST_ADD(&private_capture->link, &private_layer->capture_list);
305         LIST_ADD(&private_capture->display_link, &private_display->capture_list);
306
307         private_capture->target = TDM_CAPTURE_TARGET_LAYER;
308         private_capture->private_display = private_display;
309         private_capture->private_output = private_output;
310         private_capture->private_layer = private_layer;
311         private_capture->capture_backend = capture_backend;
312         private_capture->owner_tid = syscall(SYS_gettid);
313
314         LIST_INITHEAD(&private_capture->pending_buffer_list);
315         LIST_INITHEAD(&private_capture->buffer_list);
316
317         TDM_DBG("capture(%p) create", private_capture);
318
319         if (error)
320                 *error = TDM_ERROR_NONE;
321
322         return private_capture;
323 }
324
325 INTERN void
326 tdm_capture_destroy_internal(tdm_private_capture *private_capture)
327 {
328         tdm_private_display *private_display;
329         tdm_func_capture *func_capture;
330         tdm_capture_private_buffer *b = NULL, *bb = NULL;
331         struct list_head clone_list;
332
333         TDM_RETURN_IF_FAIL(TDM_MUTEX_IS_LOCKED());
334
335         if (!private_capture)
336                 return;
337
338         private_display = private_capture->private_display;
339
340         LIST_DEL(&private_capture->link);
341         LIST_DEL(&private_capture->display_link);
342
343         func_capture = &private_capture->private_display->func_capture;
344         func_capture->capture_destroy(private_capture->capture_backend);
345
346         if (!LIST_IS_EMPTY(&private_capture->pending_buffer_list)) {
347                 TDM_WRN("capture(%p) not finished:", private_capture);
348                 _tdm_capture_print_list(&private_capture->pending_buffer_list);
349
350                 LIST_INITHEAD(&clone_list);
351                 LIST_FOR_EACH_ENTRY_SAFE(b, bb, &private_capture->pending_buffer_list, link) {
352                         LIST_DEL(&b->link);
353                         LIST_ADDTAIL(&b->link, &clone_list);
354                 }
355
356                 _pthread_mutex_unlock(&private_display->lock);
357                 LIST_FOR_EACH_ENTRY_SAFE(b, bb, &clone_list, link) {
358                         LIST_DEL(&b->link);
359                         tdm_buffer_unref_backend(b->buffer);
360                         free(b);
361                 }
362                 _pthread_mutex_lock(&private_display->lock);
363         }
364
365         if (!LIST_IS_EMPTY(&private_capture->buffer_list)) {
366                 TDM_WRN("capture(%p) not finished:", private_capture);
367                 _tdm_capture_print_list(&private_capture->buffer_list);
368
369                 LIST_INITHEAD(&clone_list);
370                 LIST_FOR_EACH_ENTRY_SAFE(b, bb, &private_capture->buffer_list, link) {
371                         LIST_DEL(&b->link);
372                         LIST_ADDTAIL(&b->link, &clone_list);
373                 }
374
375                 _pthread_mutex_unlock(&private_display->lock);
376                 LIST_FOR_EACH_ENTRY_SAFE(b, bb, &clone_list, link) {
377                         LIST_DEL(&b->link);
378                         tdm_buffer_unref_backend(b->buffer);
379                         free(b);
380                 }
381                 _pthread_mutex_lock(&private_display->lock);
382         }
383
384         private_capture->stamp = 0;
385         free(private_capture);
386 }
387
388 EXTERN void
389 tdm_capture_destroy(tdm_capture *capture)
390 {
391         tdm_private_capture *private_capture = capture;
392         tdm_private_display *private_display;
393
394         if (!private_capture)
395                 return;
396
397         TDM_DBG("capture(%p) destroy", private_capture);
398
399         private_display = private_capture->private_display;
400
401         _pthread_mutex_lock(&private_display->lock);
402         tdm_capture_destroy_internal(private_capture);
403         _pthread_mutex_unlock(&private_display->lock);
404 }
405
406 EXTERN tdm_error
407 tdm_capture_set_info(tdm_capture *capture, tdm_info_capture *info)
408 {
409         CAPTURE_FUNC_ENTRY();
410
411         TDM_RETURN_VAL_IF_FAIL(info != NULL, TDM_ERROR_INVALID_PARAMETER);
412         TDM_RETURN_VAL_IF_FAIL(info->type != 0, TDM_ERROR_INVALID_PARAMETER);
413
414         _pthread_mutex_lock(&private_display->lock);
415
416         if (!func_capture->capture_set_info) {
417                 _pthread_mutex_unlock(&private_display->lock);
418                 TDM_DBG("failed: not implemented!!");
419                 return TDM_ERROR_NOT_IMPLEMENTED;
420         }
421
422         if (info->type == TDM_CAPTURE_TYPE_STREAM && info->frequency == 0) {
423                 tdm_private_output *private_output = private_capture->private_output;
424                 info->frequency = private_output->current_mode->vrefresh;
425         }
426
427         TDM_INFO("capture(%p) info: dst(%dx%d %d,%d %dx%d %c%c%c%c) trans(%d) type(%d) freq(%d) flags(%x)",
428                          private_capture,
429                          info->dst_config.size.h, info->dst_config.size.v,
430                          info->dst_config.pos.x, info->dst_config.pos.y,
431                          info->dst_config.pos.w, info->dst_config.pos.h,
432                          FOURCC_STR(info->dst_config.format),
433                          info->transform, info->type, info->frequency, info->flags);
434
435         ret = func_capture->capture_set_info(private_capture->capture_backend, info);
436         TDM_WARNING_IF_FAIL(ret == TDM_ERROR_NONE);
437
438         private_capture->info = *info;
439
440         _pthread_mutex_unlock(&private_display->lock);
441
442         return ret;
443 }
444
445 EXTERN tdm_error
446 tdm_capture_set_done_handler(tdm_capture *capture, tdm_capture_done_handler func, void *user_data)
447 {
448         tdm_private_display *private_display;
449         tdm_private_capture *private_capture;
450         tdm_error ret = TDM_ERROR_NONE;
451
452         TDM_RETURN_VAL_IF_FAIL(capture != NULL, TDM_ERROR_INVALID_PARAMETER);
453
454         private_capture = (tdm_private_capture*)capture;
455         private_display = private_capture->private_display;
456
457         TDM_RETURN_VAL_IF_FAIL(func != NULL, TDM_ERROR_INVALID_PARAMETER);
458
459         _pthread_mutex_lock(&private_display->lock);
460
461         private_capture->done_func = func;
462         private_capture->done_user_data = user_data;
463
464         _pthread_mutex_unlock(&private_display->lock);
465
466         return ret;
467 }
468
469 EXTERN tdm_error
470 tdm_capture_attach(tdm_capture *capture, tbm_surface_h buffer)
471 {
472         tdm_capture_private_buffer *capture_buffer;
473
474         CAPTURE_FUNC_ENTRY();
475
476         TDM_RETURN_VAL_IF_FAIL(buffer != NULL, TDM_ERROR_INVALID_PARAMETER);
477
478         _pthread_mutex_lock(&private_display->lock);
479
480         if (!func_capture->capture_attach) {
481                 _pthread_mutex_unlock(&private_display->lock);
482                 TDM_DBG("failed: not implemented!!");
483                 return TDM_ERROR_NOT_IMPLEMENTED;
484         }
485
486         if (tdm_display_check_module_abi(private_display, 1, 2) &&
487                 private_display->caps_capture.max_attach_count > 0) {
488                 int length = LIST_LENGTH(&private_capture->pending_buffer_list) +
489                                          LIST_LENGTH(&private_capture->buffer_list);
490                 if (length >= private_display->caps_capture.max_attach_count) {
491                         _pthread_mutex_unlock(&private_display->lock);
492                         TDM_DBG("failed: too many attached!! max_attach_count(%d)",
493                                         private_display->caps_capture.max_attach_count);
494                         return TDM_ERROR_BAD_REQUEST;
495                 }
496         }
497
498         capture_buffer = calloc(1, sizeof * capture_buffer);
499         if (!capture_buffer) {
500                 _pthread_mutex_unlock(&private_display->lock);
501                 TDM_ERR("alloc failed");
502                 return TDM_ERROR_OUT_OF_MEMORY;
503         }
504
505         ret = func_capture->capture_attach(private_capture->capture_backend, buffer);
506         TDM_WARNING_IF_FAIL(ret == TDM_ERROR_NONE);
507
508         if (ret != TDM_ERROR_NONE) {
509                 free(capture_buffer);
510                 _pthread_mutex_unlock(&private_display->lock);
511                 TDM_ERR("attach failed");
512                 return ret;
513         }
514
515         LIST_ADDTAIL(&capture_buffer->link, &private_capture->pending_buffer_list);
516         capture_buffer->buffer = tdm_buffer_ref_backend(buffer);
517
518         if (tdm_debug_module & TDM_DEBUG_BUFFER) {
519                 TDM_INFO("capture(%p) attached:", private_capture);
520                 tdm_buffer_list_dump(&private_capture->buffer_list);
521         }
522
523         _pthread_mutex_unlock(&private_display->lock);
524
525         return ret;
526 }
527
528 EXTERN tdm_error
529 tdm_capture_commit(tdm_capture *capture)
530 {
531         tdm_capture_private_buffer *b = NULL, *bb = NULL;
532         tdm_private_output *private_output;
533         struct list_head commit_buffer_list;
534
535         CAPTURE_FUNC_ENTRY();
536
537         _pthread_mutex_lock(&private_display->lock);
538
539         private_output = private_capture->private_output;
540         if (private_output->current_dpms_value > TDM_OUTPUT_DPMS_ON) {
541                 TDM_ERR("output(%d) dpms: %s", private_output->pipe,
542                                 tdm_dpms_str(private_output->current_dpms_value));
543                 _pthread_mutex_unlock(&private_display->lock);
544                 return TDM_ERROR_BAD_REQUEST;
545         }
546
547         if (!func_capture->capture_commit) {
548                 _pthread_mutex_unlock(&private_display->lock);
549                 TDM_DBG("failed: not implemented!!");
550                 return TDM_ERROR_NOT_IMPLEMENTED;
551         }
552
553         LIST_INITHEAD(&commit_buffer_list);
554
555         LIST_FOR_EACH_ENTRY_SAFE(b, bb, &private_capture->pending_buffer_list, link) {
556                 LIST_DEL(&b->link);
557                 LIST_ADDTAIL(&b->link, &private_capture->buffer_list);
558                 LIST_ADDTAIL(&b->commit_link, &commit_buffer_list);
559         }
560
561         ret = func_capture->capture_commit(private_capture->capture_backend);
562         TDM_WARNING_IF_FAIL(ret == TDM_ERROR_NONE);
563
564         LIST_FOR_EACH_ENTRY_SAFE(b, bb, &commit_buffer_list, commit_link) {
565                 LIST_DELINIT(&b->commit_link);
566
567                 if (!_tdm_capture_find_buffer(&private_capture->buffer_list, b))
568                         continue;
569
570                 if (ret != TDM_ERROR_NONE) {
571                         /* Not to call the user release handler when failed.
572                          * Do we have to call this function here really?
573                          * User better use set_done_handler to know when pp is done. Using
574                          * buffer_release_handler is not good.
575                          */
576                         tdm_buffer_remove_release_handler_internal(b->buffer);
577
578                         _pthread_mutex_unlock(&private_display->lock);
579                         tdm_buffer_unref_backend(b->buffer);
580                         _pthread_mutex_lock(&private_display->lock);
581                         LIST_DEL(&b->link);
582
583                         free(b);
584                 }
585         }
586
587         _pthread_mutex_unlock(&private_display->lock);
588
589         return ret;
590 }