src/tdm_helper.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 <png.h>
  41 #include <string.h>
  42 #include <tbm_surface.h>
  43 #include <tbm_surface_internal.h>
  44 #include <string.h>
  45 #include <time.h>
  46 #include <pixman.h>
  47 #include <inttypes.h>
  48
  49 #include "tdm.h"
  50 #include "tdm_private.h"
  51 #include "tdm_helper.h"
  52
  53 #define PNG_DEPTH 8
  54
  55 static const char *file_exts[2] = {"png", "yuv"};
  56
  57 int tdm_dump_enable;
  58 char *tdm_debug_dump_dir;
  59
  60 EXTERN double
  61 tdm_helper_get_time(void)
  62 {
  63         struct timespec tp;
  64
  65         if (clock_gettime(CLOCK_MONOTONIC, &tp) == 0)
  66                 return (double)tp.tv_sec + ((double)tp.tv_nsec) / 1000000000.0;
  67
  68         return 0;
  69 }
  70
  71 static void
  72 _tdm_helper_dump_raw(const char *file, void *data1, int size1, void *data2,
  73                                          int size2, void *data3, int size3)
  74 {
  75         unsigned int *blocks;
  76         FILE *fp = fopen(file, "w+");
  77         TDM_RETURN_IF_FAIL(fp != NULL);
  78
  79         blocks = (unsigned int *)data1;
  80         fwrite(blocks, 1, size1, fp);
  81
  82         if (size2 > 0) {
  83                 blocks = (unsigned int *)data2;
  84                 fwrite(blocks, 1, size2, fp);
  85         }
  86
  87         if (size3 > 0) {
  88                 blocks = (unsigned int *)data3;
  89                 fwrite(blocks, 1, size3, fp);
  90         }
  91
  92         fclose(fp);
  93 }
  94
  95 static void
  96 _tdm_helper_dump_png(const char *file, const void *data, int width,
  97                                          int height)
  98 {
  99         FILE *fp = fopen(file, "wb");
 100         TDM_RETURN_IF_FAIL(fp != NULL);
 101
 102         png_structp pPngStruct =
 103                 png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
 104         if (!pPngStruct) {
 105                 fclose(fp);
 106                 return;
 107         }
 108
 109         png_infop pPngInfo = png_create_info_struct(pPngStruct);
 110         if (!pPngInfo) {
 111                 png_destroy_write_struct(&pPngStruct, NULL);
 112                 fclose(fp);
 113                 return;
 114         }
 115
 116         png_init_io(pPngStruct, fp);
 117         png_set_IHDR(pPngStruct,
 118                                  pPngInfo,
 119                                  width,
 120                                  height,
 121                                  PNG_DEPTH,
 122                                  PNG_COLOR_TYPE_RGBA,
 123                                  PNG_INTERLACE_NONE,
 124                                  PNG_COMPRESSION_TYPE_DEFAULT, PNG_FILTER_TYPE_DEFAULT);
 125
 126         png_set_bgr(pPngStruct);
 127         png_write_info(pPngStruct, pPngInfo);
 128
 129         const int pixel_size = 4;       // RGBA
 130         png_bytep *row_pointers =
 131                 png_malloc(pPngStruct, height * sizeof(png_byte *));
 132         if (!row_pointers) {
 133                 png_destroy_write_struct(&pPngStruct, &pPngInfo);
 134                 fclose(fp);
 135                 return;
 136         }
 137
 138         unsigned int *blocks = (unsigned int *)data;
 139         int y = 0;
 140         int x = 0;
 141
 142         for (; y < height; ++y) {
 143                 png_bytep row =
 144                         png_malloc(pPngStruct, sizeof(png_byte) * width * pixel_size);
 145                 if (!row) {
 146                         for (x = 0; x < y; x++)
 147                                 png_free(pPngStruct, row_pointers[x]);
 148                         png_free(pPngStruct, row_pointers);
 149                         png_destroy_write_struct(&pPngStruct, &pPngInfo);
 150                         fclose(fp);
 151                         return;
 152                 }
 153
 154                 row_pointers[y] = (png_bytep)row;
 155                 for (x = 0; x < width; ++x) {
 156                         unsigned int curBlock = blocks[y * width + x];
 157                         row[x * pixel_size] = (curBlock & 0xFF);
 158                         row[1 + x * pixel_size] = (curBlock >> 8) & 0xFF;
 159                         row[2 + x * pixel_size] = (curBlock >> 16) & 0xFF;
 160                         row[3 + x * pixel_size] = (curBlock >> 24) & 0xFF;
 161                 }
 162         }
 163
 164         png_write_image(pPngStruct, row_pointers);
 165         png_write_end(pPngStruct, pPngInfo);
 166
 167         for (y = 0; y < height; y++)
 168                 png_free(pPngStruct, row_pointers[y]);
 169         png_free(pPngStruct, row_pointers);
 170
 171         png_destroy_write_struct(&pPngStruct, &pPngInfo);
 172
 173         fclose(fp);
 174 }
 175
 176 INTERN char *
 177 tdm_helper_dump_make_directory(const char *path, char *reply, int *len)
 178 {
 179         char *fullpath = NULL;
 180         time_t timer;
 181         struct tm *t, *buf = NULL;
 182
 183         timer = time(NULL);
 184
 185         buf = calloc(1, sizeof(struct tm));
 186         TDM_GOTO_IF_FAIL(buf != NULL, failed_make);
 187
 188         fullpath = calloc(1, TDM_PATH_LEN * sizeof(char));
 189         TDM_GOTO_IF_FAIL(fullpath != NULL, failed_make);
 190
 191         t = localtime_r(&timer, buf);
 192         TDM_GOTO_IF_FAIL(t != NULL, failed_make);
 193
 194         snprintf(fullpath, TDM_PATH_LEN, "%s/dump_%04d%02d%02d.%02d%02d%02d", path,
 195                          t->tm_year + 1900, t->tm_mon + 1, t->tm_mday, t->tm_hour, t->tm_min, t->tm_sec);
 196
 197         if ((mkdir(fullpath, 0755)) < 0) {
 198                 TDM_ERR("mkdir '%s' fail\n", fullpath);
 199                 TDM_SNPRINTF(reply, len, "mkdir '%s' fail\n", fullpath);
 200                 goto failed_make;
 201         }
 202
 203         free(buf);
 204
 205         return fullpath;
 206 failed_make:
 207         if (fullpath)
 208                 free(fullpath);
 209         if (buf)
 210                 free(buf);
 211         return NULL;
 212 }
 213
 214 INTERN void
 215 tdm_helper_dump_buffer_str(tbm_surface_h buffer, char *dir, char *str)
 216 {
 217         tbm_surface_info_s info;
 218         const char *ext;
 219         char file[TDM_PATH_LEN];
 220         int ret, bw, bh;
 221
 222         TDM_RETURN_IF_FAIL(buffer != NULL);
 223         TDM_RETURN_IF_FAIL(dir != NULL);
 224         TDM_RETURN_IF_FAIL(str != NULL);
 225
 226         ret = tbm_surface_get_info(buffer, &info);
 227         TDM_RETURN_IF_FAIL(ret == TBM_SURFACE_ERROR_NONE);
 228
 229         if (IS_RGB(info.format))
 230                 ext = file_exts[0];
 231         else
 232                 ext = file_exts[1];
 233
 234         tdm_helper_get_buffer_full_size(buffer, &bw, &bh);
 235
 236         snprintf(file, TDM_PATH_LEN, "%s/%c%c%c%c_%dx%d_%dx%d_%s.%s",
 237                          dir, FOURCC_STR(info.format), bw, bh, info.width, info.height, str, ext);
 238
 239         tdm_helper_dump_buffer(buffer, file);
 240 }
 241
 242 EXTERN void
 243 tdm_helper_dump_buffer(tbm_surface_h buffer, const char *file)
 244 {
 245         tbm_surface_info_s info;
 246         int len, ret;
 247         const char *ext;
 248         int bo_cnt;
 249         int bw, bh;
 250
 251         TDM_RETURN_IF_FAIL(buffer != NULL);
 252         TDM_RETURN_IF_FAIL(file != NULL);
 253
 254         ret = tbm_surface_map(buffer, TBM_OPTION_READ, &info);
 255         TDM_RETURN_IF_FAIL(ret == TBM_SURFACE_ERROR_NONE);
 256
 257         len = strnlen(file, 1024);
 258         if (IS_RGB(info.format))
 259                 ext = file_exts[0];
 260         else
 261                 ext = file_exts[1];
 262
 263         if (strncmp(file + (len - 3), ext, 3)) {
 264                 TDM_ERR("can't dump to '%s' file", file + (len - 3));
 265                 tbm_surface_unmap(buffer);
 266                 return;
 267         }
 268
 269         tdm_helper_get_buffer_full_size(buffer, &bw, &bh);
 270
 271         bo_cnt = tbm_surface_internal_get_num_bos(buffer);
 272         TDM_DBG("buffer: bo_cnt(%d) %dx%d(%dx%d) %c%c%c%c, plane: (%p+%d, %d,%d) (%p+%d, %d,%d) (%p+%d, %d,%d)",
 273                         bo_cnt, bw, bh, info.width, info.height, FOURCC_STR(info.format),
 274                         info.planes[0].ptr, info.planes[0].offset, info.planes[0].stride, info.planes[0].size,
 275                         info.planes[1].ptr, info.planes[1].offset, info.planes[1].stride, info.planes[1].size,
 276                         info.planes[2].ptr, info.planes[2].offset, info.planes[2].stride, info.planes[2].size);
 277
 278         switch (info.format) {
 279         case TBM_FORMAT_ARGB8888:
 280         case TBM_FORMAT_XRGB8888:
 281                 _tdm_helper_dump_png(file, info.planes[0].ptr, bw, bh);
 282                 break;
 283         case TBM_FORMAT_YVU420:
 284         case TBM_FORMAT_YUV420:
 285                 _tdm_helper_dump_raw(file,
 286                                                          info.planes[0].ptr,
 287                                                          info.planes[0].size,
 288                                                          info.planes[1].ptr,
 289                                                          info.planes[1].size,
 290                                                          info.planes[2].ptr,
 291                                                          info.planes[2].size);
 292                 break;
 293         case TBM_FORMAT_NV12:
 294         case TBM_FORMAT_NV21:
 295                 _tdm_helper_dump_raw(file,
 296                                                          info.planes[0].ptr,
 297                                                          info.planes[0].size,
 298                                                          info.planes[1].ptr,
 299                                                          info.planes[1].size, NULL,
 300                                                          0);
 301                 break;
 302         case TBM_FORMAT_YUYV:
 303         case TBM_FORMAT_UYVY:
 304                 _tdm_helper_dump_raw(file,
 305                                                          info.planes[0].ptr,
 306                                                          info.planes[0].size, NULL, 0,
 307                                                          NULL, 0);
 308                 break;
 309         default:
 310                 TDM_ERR("can't dump %c%c%c%c buffer", FOURCC_STR(info.format));
 311                 tbm_surface_unmap(buffer);
 312                 return;
 313         }
 314
 315         tbm_surface_unmap(buffer);
 316
 317         TDM_INFO("dump %s", file);
 318 }
 319
 320 void
 321 tdm_helper_clear_buffer_pos(tbm_surface_h buffer, tdm_pos *pos)
 322 {
 323         tbm_surface_info_s info;
 324         int ret;
 325
 326         TDM_RETURN_IF_FAIL(buffer != NULL);
 327
 328         ret = tbm_surface_map(buffer, TBM_OPTION_READ, &info);
 329         TDM_RETURN_IF_FAIL(ret == TBM_SURFACE_ERROR_NONE);
 330
 331         switch (info.format) {
 332         case TBM_FORMAT_ARGB8888:
 333         case TBM_FORMAT_XRGB8888:
 334                 if (!pos) {
 335                         memset(info.planes[0].ptr, 0, info.planes[0].stride * info.height);
 336                 } else {
 337                         unsigned char *p;
 338                         int x, y;
 339                         for (y = pos->y; y <= (pos->y + pos->h); y++) {
 340                                 p = info.planes[0].ptr + info.planes[0].stride * y;
 341                                 for (x = pos->x; x <= (pos->x + pos->w); x++) {
 342                                         int *ibuf = (int*)p;
 343                                         ibuf[x] = 0x00000000;
 344                                 }
 345                         }
 346                 }
 347                 break;
 348         case TBM_FORMAT_YVU420:
 349         case TBM_FORMAT_YUV420:
 350                 memset((char*)info.planes[0].ptr, 0x10, info.planes[0].stride * info.height);
 351                 memset((char*)info.planes[1].ptr, 0x80, info.planes[1].stride * (info.height >> 1));
 352                 memset((char*)info.planes[2].ptr, 0x80, info.planes[2].stride * (info.height >> 1));
 353                 break;
 354         case TBM_FORMAT_NV12:
 355         case TBM_FORMAT_NV21:
 356                 memset((char*)info.planes[0].ptr, 0x10, info.planes[0].stride * info.height);
 357                 memset((char*)info.planes[1].ptr, 0x80, info.planes[1].stride * (info.height >> 1));
 358                 break;
 359         case TBM_FORMAT_YUYV: {
 360                 int *ibuf = (int*)info.planes[0].ptr;
 361                 int i, size = info.planes[0].stride * info.height / 4;
 362
 363                 for (i = 0 ; i < size ; i++)
 364                         ibuf[i] = 0x10801080;
 365         }
 366         break;
 367         case TBM_FORMAT_UYVY: {
 368                 int *ibuf = (int*)info.planes[0].ptr;
 369                 int i, size = info.planes[0].stride * info.height / 4;
 370
 371                 for (i = 0 ; i < size ; i++)
 372                         ibuf[i] = 0x80108010; /* YUYV -> 0xVYUY */
 373         }
 374         break;
 375         default:
 376                 TDM_ERR("can't clear %c%c%c%c buffer", FOURCC_STR(info.format));
 377                 break;
 378         }
 379
 380         tbm_surface_unmap(buffer);
 381 }
 382
 383 EXTERN void
 384 tdm_helper_clear_buffer(tbm_surface_h buffer)
 385 {
 386         TDM_RETURN_IF_FAIL(buffer != NULL);
 387
 388         tdm_helper_clear_buffer_pos(buffer, NULL);
 389 }
 390
 391 EXTERN void
 392 tdm_helper_get_buffer_full_size(tbm_surface_h buffer, int *buffer_w, int *buffer_h)
 393 {
 394         tbm_surface_info_s info;
 395         int ret;
 396
 397         TDM_RETURN_IF_FAIL(buffer != NULL);
 398
 399         ret = tbm_surface_get_info(buffer, &info);
 400         TDM_RETURN_IF_FAIL(ret == TBM_SURFACE_ERROR_NONE);
 401
 402         if (buffer_w) {
 403                 if (IS_RGB(info.format))
 404                         *buffer_w = info.planes[0].stride >> 2;
 405                 else
 406                         *buffer_w = info.planes[0].stride;
 407         }
 408
 409         if (buffer_h)
 410                 *buffer_h = info.planes[0].size / info.planes[0].stride;
 411 }
 412
 413 static pixman_format_code_t
 414 _tdm_helper_pixman_format_get(tbm_format format)
 415 {
 416         switch (format) {
 417         case TBM_FORMAT_ARGB8888:
 418                 return PIXMAN_a8r8g8b8;
 419         case TBM_FORMAT_XRGB8888:
 420                 return PIXMAN_x8r8g8b8;
 421         default:
 422                 return 0;
 423         }
 424
 425         return 0;
 426 }
 427
 428 EXTERN tdm_error
 429 tdm_helper_convert_buffer(tbm_surface_h srcbuf, tbm_surface_h dstbuf,
 430                                                   tdm_pos *srcpos, tdm_pos *dstpos,
 431                                                   tdm_transform transform, int over)
 432 {
 433         tbm_surface_info_s src_info, dst_info;
 434         pixman_image_t *src_img = NULL, *dst_img = NULL;
 435         pixman_format_code_t src_format, dst_format;
 436         double scale_x, scale_y;
 437         int rotate_step, bos;
 438         pixman_transform_t t;
 439         struct pixman_f_transform ft;
 440         pixman_op_t op;
 441         int src_stride, dst_stride;
 442         int buf_width, err;
 443         tdm_error ret = TDM_ERROR_OPERATION_FAILED;
 444
 445         TDM_RETURN_VAL_IF_FAIL(srcbuf != NULL, TDM_ERROR_INVALID_PARAMETER);
 446         TDM_RETURN_VAL_IF_FAIL(dstbuf != NULL, TDM_ERROR_INVALID_PARAMETER);
 447
 448         bos = tbm_surface_internal_get_num_bos(srcbuf);
 449         TDM_RETURN_VAL_IF_FAIL(bos == 1, TDM_ERROR_OPERATION_FAILED);
 450
 451         bos = tbm_surface_internal_get_num_bos(dstbuf);
 452         TDM_RETURN_VAL_IF_FAIL(bos == 1, TDM_ERROR_OPERATION_FAILED);
 453
 454         err = tbm_surface_map(srcbuf, TBM_OPTION_READ, &src_info);
 455         TDM_RETURN_VAL_IF_FAIL(err == TBM_SURFACE_ERROR_NONE, TDM_ERROR_OPERATION_FAILED);
 456
 457         err = tbm_surface_map(dstbuf, TBM_OPTION_WRITE, &dst_info);
 458         TDM_GOTO_IF_FAIL(err == TBM_SURFACE_ERROR_NONE, unmap_srcbuf);
 459
 460         /* not handle buffers which have 2 more gem handles */
 461         TDM_GOTO_IF_FAIL(src_info.planes[0].ptr != NULL, unmap_dstbuf);
 462         TDM_GOTO_IF_FAIL(dst_info.planes[0].ptr != NULL, unmap_dstbuf);
 463
 464         src_format = _tdm_helper_pixman_format_get(src_info.format);
 465         TDM_GOTO_IF_FAIL(src_format > 0, unmap_dstbuf);
 466         dst_format = _tdm_helper_pixman_format_get(dst_info.format);
 467         TDM_GOTO_IF_FAIL(dst_format > 0, unmap_dstbuf);
 468
 469         buf_width = src_info.planes[0].stride >> 2;
 470         src_stride = src_info.planes[0].stride;
 471         src_img = pixman_image_create_bits(src_format, buf_width, src_info.height,
 472                                                                            (uint32_t*)src_info.planes[0].ptr, src_stride);
 473         TDM_GOTO_IF_FAIL(src_img, unref_img);
 474
 475         buf_width = dst_info.planes[0].stride >> 2;
 476         dst_stride = dst_info.planes[0].stride;
 477         dst_img = pixman_image_create_bits(dst_format, buf_width, dst_info.height,
 478                                                                            (uint32_t*)dst_info.planes[0].ptr, dst_stride);
 479         TDM_GOTO_IF_FAIL(dst_img, unref_img);
 480
 481         pixman_f_transform_init_identity(&ft);
 482
 483         if (transform & TDM_TRANSFORM_FLIPPED) {
 484                 pixman_f_transform_scale(&ft, NULL, -1, 1);
 485                 pixman_f_transform_translate(&ft, NULL, dstpos->w, 0);
 486         }
 487
 488         rotate_step = transform & 0x3;
 489         if (rotate_step > 0) {
 490                 int c, s, tx = 0, ty = 0;
 491                 switch (rotate_step) {
 492                 case 1:
 493                         c = 0, s = -1, tx = -dstpos->w;
 494                         break;
 495                 case 2:
 496                         c = -1, s = 0, tx = -dstpos->w, ty = -dstpos->h;
 497                         break;
 498                 case 3:
 499                         c = 0, s = 1, ty = -dstpos->h;
 500                         break;
 501                 }
 502                 pixman_f_transform_translate(&ft, NULL, tx, ty);
 503                 pixman_f_transform_rotate(&ft, NULL, c, s);
 504         }
 505
 506         if (rotate_step % 2 == 0) {
 507                 scale_x = (double)srcpos->w / dstpos->w;
 508                 scale_y = (double)srcpos->h / dstpos->h;
 509         } else {
 510                 scale_x = (double)srcpos->w / dstpos->h;
 511                 scale_y = (double)srcpos->h / dstpos->w;
 512         }
 513
 514         pixman_f_transform_scale(&ft, NULL, scale_x, scale_y);
 515         pixman_f_transform_translate(&ft, NULL, srcpos->x, srcpos->y);
 516         pixman_transform_from_pixman_f_transform(&t, &ft);
 517         pixman_image_set_transform(src_img, &t);
 518
 519         op = (!over) ? PIXMAN_OP_SRC : PIXMAN_OP_OVER;
 520
 521         pixman_image_composite(op, src_img, NULL, dst_img, 0, 0, 0, 0,
 522                                                    dstpos->x, dstpos->y, dstpos->w, dstpos->h);
 523
 524         ret = TDM_ERROR_NONE;
 525
 526 unref_img:
 527         if (src_img)
 528                 pixman_image_unref(src_img);
 529         if (dst_img)
 530                 pixman_image_unref(dst_img);
 531 unmap_dstbuf:
 532         tbm_surface_unmap(dstbuf);
 533 unmap_srcbuf:
 534         tbm_surface_unmap(srcbuf);
 535
 536         return ret;
 537 }
 538
 539 EXTERN int
 540 tdm_helper_get_fd(const char *env)
 541 {
 542         const char *value;
 543         int fd, newfd, flags, ret;
 544         char *end;
 545         errno = 0;
 546
 547         value = (const char*)getenv(env);
 548         if (!value)
 549                 return -1;
 550
 551         const long int sl = strtol(value, &end, 10);
 552         if (end == value) {
 553                 TDM_ERR("%s: not a decimal number\n", value);
 554                 return -1;
 555         } else if (*end != '\0') {
 556                 TDM_ERR("%s: extra characters at end of input: %s\n", value, end);
 557                 return -1;
 558         } else if ((sl == LONG_MIN || sl == LONG_MAX) && errno == ERANGE) {
 559                 TDM_ERR("%s out of range of type long\n", value);
 560                 return -1;
 561         } else if (sl >= INT_MAX) {
 562                 TDM_ERR("%ld greater than INT_MAX\n", sl);
 563                 return -1;
 564         } else if (sl <= INT_MIN) {
 565                 TDM_ERR("%ld less than INT_MIN\n", sl);
 566                 return -1;
 567         } else {
 568                 fd = (int)sl;
 569                 if (fd < 0) {
 570                         TDM_ERR("%d out of fd range\n", fd);
 571                         return -1;
 572                 }
 573         }
 574
 575         flags = fcntl(fd, F_GETFD);
 576         if (flags == -1) {
 577                 TDM_ERR("fcntl failed: %m");
 578                 return -1;
 579         }
 580
 581         newfd = dup(fd);
 582         if (newfd < 0) {
 583                 TDM_ERR("dup failed: %m");
 584                 return -1;
 585         }
 586
 587         TDM_INFO("%s: fd(%d) newfd(%d)", env, fd, newfd);
 588
 589         ret = fcntl(newfd, F_SETFD, flags | FD_CLOEXEC);
 590         if (ret == -1) {
 591                 TDM_ERR("fcntl failed: %m");
 592                 close(newfd);
 593                 return -1;
 594         }
 595
 596         return newfd;
 597 }
 598
 599 EXTERN void
 600 tdm_helper_set_fd(const char *env, int fd)
 601 {
 602         char buf[32];
 603         int ret;
 604
 605         snprintf(buf, sizeof(buf), "%d", fd);
 606
 607         ret = setenv(env, (const char*)buf, 1);
 608         if (ret) {
 609                 TDM_ERR("setenv failed: %m");
 610                 return;
 611         }
 612
 613         if (fd >= 0)
 614                 TDM_INFO("%s: fd(%d)", env, fd);
 615 }
 616
 617 EXTERN void
 618 tdm_helper_dump_start(char *dumppath, int *count)
 619 {
 620         if (dumppath == NULL || count == NULL) {
 621                 TDM_DBG("tdm_helper_dump dumppath or count is null.");
 622                 return;
 623         }
 624
 625         tdm_dump_enable = 1;
 626
 627         TDM_DBG("tdm_helper_dump start.(path : %s)", dumppath);
 628 }
 629
 630 EXTERN void
 631 tdm_helper_dump_stop(void)
 632 {
 633         tdm_dump_enable = 0;
 634
 635         TDM_DBG("tdm_helper_dump stop.");
 636 }
 637
 638 static tdm_error
 639 _tdm_helper_buffer_convert(tbm_surface_h srcbuf, tbm_surface_h dstbuf,
 640                                                    int dx, int dy, int dw, int dh, int count)
 641 {
 642         pixman_image_t *src_img = NULL, *dst_img = NULL;
 643         pixman_format_code_t src_format, dst_format;
 644         pixman_transform_t t;
 645         struct pixman_f_transform ft;
 646         pixman_op_t op;
 647         tbm_surface_info_s src_info = {0, };
 648         tbm_surface_info_s dst_info = {0, };
 649         int stride, width;
 650         double scale_x, scale_y;
 651
 652         TDM_RETURN_VAL_IF_FAIL(srcbuf != NULL, TDM_ERROR_INVALID_PARAMETER);
 653         TDM_RETURN_VAL_IF_FAIL(dstbuf != NULL, TDM_ERROR_INVALID_PARAMETER);
 654
 655         if (tbm_surface_map(srcbuf, TBM_SURF_OPTION_READ, &src_info) != TBM_SURFACE_ERROR_NONE) {
 656                 TDM_ERR("cannot mmap srcbuf\n");
 657                 return TDM_ERROR_OPERATION_FAILED;
 658         }
 659
 660         if (tbm_surface_map(dstbuf, TBM_SURF_OPTION_WRITE, &dst_info) != TBM_SURFACE_ERROR_NONE) {
 661                 TDM_ERR("cannot mmap dstbuf\n");
 662                 tbm_surface_unmap(srcbuf);
 663                 return TDM_ERROR_OPERATION_FAILED;
 664         }
 665         TDM_GOTO_IF_FAIL(src_info.num_planes == 1, cant_convert);
 666         TDM_GOTO_IF_FAIL(dst_info.num_planes == 1, cant_convert);
 667
 668         /* src */
 669         src_format = _tdm_helper_pixman_format_get(src_info.format);
 670         TDM_GOTO_IF_FAIL(src_format > 0, cant_convert);
 671
 672         width = src_info.planes[0].stride / 4;
 673         stride = src_info.planes[0].stride;
 674         src_img = pixman_image_create_bits(src_format, width, src_info.height,
 675                                                                            (uint32_t*)src_info.planes[0].ptr, stride);
 676         TDM_GOTO_IF_FAIL(src_img != NULL, cant_convert);
 677
 678         /* dst */
 679         dst_format = _tdm_helper_pixman_format_get(dst_info.format);
 680         TDM_GOTO_IF_FAIL(dst_format > 0, cant_convert);
 681
 682         width = dst_info.planes[0].stride / 4;
 683         stride = dst_info.planes[0].stride;
 684         dst_img = pixman_image_create_bits(dst_format, width, dst_info.height,
 685                                                                            (uint32_t*)dst_info.planes[0].ptr, stride);
 686         TDM_GOTO_IF_FAIL(dst_img != NULL, cant_convert);
 687
 688         pixman_f_transform_init_identity(&ft);
 689
 690         scale_x = (double)src_info.width / dw;
 691         scale_y = (double)src_info.height / dh;
 692
 693         pixman_f_transform_scale(&ft, NULL, scale_x, scale_y);
 694         pixman_f_transform_translate(&ft, NULL, 0, 0);
 695         pixman_transform_from_pixman_f_transform(&t, &ft);
 696         pixman_image_set_transform(src_img, &t);
 697
 698         if (count == 0)
 699                 op = PIXMAN_OP_SRC;
 700         else
 701                 op = PIXMAN_OP_OVER;
 702
 703         pixman_image_composite(op, src_img, NULL, dst_img,
 704                                                    0, 0, 0, 0, dx, dy, dw, dh);
 705
 706         if (src_img)
 707                 pixman_image_unref(src_img);
 708         if (dst_img)
 709                 pixman_image_unref(dst_img);
 710
 711         tbm_surface_unmap(srcbuf);
 712         tbm_surface_unmap(dstbuf);
 713
 714         return TDM_ERROR_NONE;
 715
 716 cant_convert:
 717         if (src_img)
 718                 pixman_image_unref(src_img);
 719
 720         tbm_surface_unmap(srcbuf);
 721         tbm_surface_unmap(dstbuf);
 722
 723         return TDM_ERROR_OPERATION_FAILED;
 724 }
 725
 726 EXTERN tdm_error
 727 tdm_helper_capture_output(tdm_output *output, tbm_surface_h dst_buffer,
 728                                                   int x, int y, int w, int h,
 729                                                   tdm_helper_capture_handler func, void *data)
 730 {
 731         tbm_surface_h surface;
 732         tdm_error err;
 733         int i, count, first = 0;
 734
 735         TDM_RETURN_VAL_IF_FAIL(output != NULL, TDM_ERROR_INVALID_PARAMETER);
 736         TDM_RETURN_VAL_IF_FAIL(dst_buffer != NULL, TDM_ERROR_INVALID_PARAMETER);
 737         TDM_RETURN_VAL_IF_FAIL(x >= 0, TDM_ERROR_INVALID_PARAMETER);
 738         TDM_RETURN_VAL_IF_FAIL(y >= 0, TDM_ERROR_INVALID_PARAMETER);
 739         TDM_RETURN_VAL_IF_FAIL(w >= 0, TDM_ERROR_INVALID_PARAMETER);
 740         TDM_RETURN_VAL_IF_FAIL(h >= 0, TDM_ERROR_INVALID_PARAMETER);
 741         TDM_RETURN_VAL_IF_FAIL(func != NULL, TDM_ERROR_INVALID_PARAMETER);
 742         TDM_RETURN_VAL_IF_FAIL(data != NULL, TDM_ERROR_INVALID_PARAMETER);
 743
 744         err = tdm_output_get_layer_count(output, &count);
 745         if (err != TDM_ERROR_NONE) {
 746                 TDM_ERR("tdm_output_get_layer_count fail(%d)\n", err);
 747                 return TDM_ERROR_OPERATION_FAILED;
 748         }
 749         if (count <= 0) {
 750                 TDM_ERR("tdm_output_get_layer_count err(%d, %d)\n", err, count);
 751                 return TDM_ERROR_BAD_MODULE;
 752         }
 753
 754         for (i = count - 1; i >= 0; i--) {
 755                 tdm_layer *layer = tdm_output_get_layer(output, i, NULL);
 756
 757                 surface = tdm_layer_get_displaying_buffer(layer, &err);
 758                 if (err != TDM_ERROR_NONE)
 759                         continue;
 760
 761                 err = _tdm_helper_buffer_convert(surface, dst_buffer, x, y, w, h, first++);
 762                 if (err != TDM_ERROR_NONE)
 763                         TDM_DBG("convert fail %d-layer buffer\n", i);
 764                 else
 765                         TDM_DBG("convert success %d-layer buffer\n", i);
 766         }
 767
 768         func(dst_buffer, data);
 769
 770         return TDM_ERROR_NONE;
 771 }
 772
 773 EXTERN void
 774 tdm_helper_get_display_information(tdm_display *dpy, char *reply, int *len)
 775 {
 776         tdm_private_display *private_display;
 777         tdm_backend_module *module_data;
 778         tdm_func_output *func_output;
 779         tdm_func_layer *func_layer;
 780         tdm_private_output *private_output = NULL;
 781         tdm_private_layer *private_layer = NULL;
 782         tdm_private_pp *private_pp = NULL;
 783         tdm_private_capture *private_capture = NULL;
 784         tdm_error ret;
 785         int i;
 786
 787         TDM_DBG_RETURN_IF_FAIL(dpy != NULL);
 788
 789         private_display = dpy;
 790         func_output = &private_display->func_output;
 791         func_layer = &private_display->func_layer;
 792
 793         /* module information */
 794         module_data = private_display->module_data;
 795         TDM_SNPRINTF(reply, len, "[TDM backend information]\n");
 796         TDM_SNPRINTF(reply, len, "name: %s\n", module_data->name);
 797         TDM_SNPRINTF(reply, len, "vendor: %s\n", module_data->vendor);
 798         TDM_SNPRINTF(reply, len, "version: %d.%d\n\n",
 799                                  (int)TDM_BACKEND_GET_ABI_MAJOR(module_data->abi_version),
 800                                  (int)TDM_BACKEND_GET_ABI_MINOR(module_data->abi_version));
 801
 802         /* output information */
 803         TDM_SNPRINTF(reply, len, "[Output information]\n");
 804         TDM_SNPRINTF(reply, len, "--------------------------------------------------------------------------------------------\n");
 805         TDM_SNPRINTF(reply, len, "idx   maker   model   name   type   status   dpms   subpixel   align_w   min   max   phy(mm)\n");
 806         TDM_SNPRINTF(reply, len, "--------------------------------------------------------------------------------------------\n");
 807         LIST_FOR_EACH_ENTRY(private_output, &private_display->output_list, link) {
 808                 TDM_SNPRINTF(reply, len, "%d   %s   %s   %s   %s   %s   %s   %u   %d   %dx%d   %dx%d   %ux%u\n",
 809                                          private_output->index, private_output->caps.maker,
 810                                          private_output->caps.model, private_output->caps.name,
 811                                          tdm_conn_str(private_output->caps.type),
 812                                          tdm_status_str(private_output->caps.status),
 813                                          tdm_dpms_str(private_output->current_dpms_value),
 814                                          private_output->caps.subpixel,
 815                                          TDM_FRONT_VALUE(private_output->caps.preferred_align),
 816                                          TDM_FRONT_VALUE(private_output->caps.min_w),
 817                                          TDM_FRONT_VALUE(private_output->caps.min_h),
 818                                          TDM_FRONT_VALUE(private_output->caps.max_w),
 819                                          TDM_FRONT_VALUE(private_output->caps.max_h),
 820                                          private_output->caps.mmWidth, private_output->caps.mmHeight);
 821
 822                 TDM_SNPRINTF(reply, len, "\t%u modes:\n", private_output->caps.mode_count);
 823
 824                 if (private_output->caps.mode_count > 0) {
 825                         const tdm_output_mode *current_mode = NULL;
 826
 827                         TDM_DBG_RETURN_IF_FAIL(func_output->output_get_mode);
 828                         ret = func_output->output_get_mode(private_output->output_backend, &current_mode);
 829                         TDM_DBG_RETURN_IF_FAIL(ret == TDM_ERROR_NONE);
 830
 831                         TDM_SNPRINTF(reply, len, "\t\t name refresh (Hz) clk hdisp hss hse htot vdisp vss vse vtot vscan\n");
 832                         for (i = 0; i < private_output->caps.mode_count; i++) {
 833                                 char *current = (current_mode == private_output->caps.modes + i) ? "*" : " ";
 834                                 TDM_SNPRINTF(reply, len, "\t\t%s%s %u %u %u %u %u %u %u %u %u %u %u ",
 835                                                          current,
 836                                                          private_output->caps.modes[i].name,
 837                                                          private_output->caps.modes[i].vrefresh,
 838                                                          private_output->caps.modes[i].clock,
 839                                                          private_output->caps.modes[i].hdisplay,
 840                                                          private_output->caps.modes[i].hsync_start,
 841                                                          private_output->caps.modes[i].hsync_end,
 842                                                          private_output->caps.modes[i].htotal,
 843                                                          private_output->caps.modes[i].vdisplay,
 844                                                          private_output->caps.modes[i].vsync_start,
 845                                                          private_output->caps.modes[i].vsync_end,
 846                                                          private_output->caps.modes[i].vtotal,
 847                                                          private_output->caps.modes[i].vscan);
 848                                 tdm_mode_flag_str(private_output->caps.modes[i].flags, &reply, len);
 849                                 TDM_SNPRINTF(reply, len, " ");
 850                                 tdm_mode_type_str(private_output->caps.modes[i].type, &reply, len);
 851                                 TDM_SNPRINTF(reply, len, "\n");
 852                         }
 853                 }
 854
 855                 TDM_SNPRINTF(reply, len, "\t%d properties:\n", private_output->caps.prop_count);
 856                 if (private_output->caps.prop_count > 0) {
 857                         TDM_SNPRINTF(reply, len, "\t\tname\ttype\tidx\tvalue\n");
 858                         for (i = 0; i < private_output->caps.prop_count; i++) {
 859                                 tdm_value value;
 860                                 TDM_DBG_RETURN_IF_FAIL(func_output->output_get_property);
 861                                 ret = func_output->output_get_property(private_output->output_backend,
 862                                                                                                            private_output->caps.props[i].id,
 863                                                                                                            &value);
 864                                 TDM_DBG_RETURN_IF_FAIL(ret == TDM_ERROR_NONE);
 865                                 TDM_SNPRINTF(reply, len, "\t\t%s\t%s\t%u\t",
 866                                                          private_output->caps.props[i].name,
 867                                                          tdm_value_type_str(private_output->caps.props[i].type),
 868                                                          private_output->caps.props[i].id);
 869                                 switch (private_output->caps.props[i].type) {
 870                                 case TDM_VALUE_TYPE_PTR:
 871                                         TDM_SNPRINTF(reply, len, "%p\n", value.ptr);
 872                                         break;
 873                                 case TDM_VALUE_TYPE_INT32:
 874                                         TDM_SNPRINTF(reply, len, "%d\n", value.s32);
 875                                         break;
 876                                 case TDM_VALUE_TYPE_INT64:
 877                                         TDM_SNPRINTF(reply, len, "%"PRId64"\n", value.s64);
 878                                         break;
 879                                 case TDM_VALUE_TYPE_UINT64:
 880                                         TDM_SNPRINTF(reply, len, "%"PRIu64"\n", value.u64);
 881                                         break;
 882                                 case TDM_VALUE_TYPE_UINT32:
 883                                 default:
 884                                         TDM_SNPRINTF(reply, len, "%u\n", value.u32);
 885                                         break;
 886                                 }
 887                         }
 888                 }
 889         }
 890         TDM_SNPRINTF(reply, len, "\n");
 891
 892         /* layer information */
 893         TDM_SNPRINTF(reply, len, "[Layer information]\n");
 894         TDM_SNPRINTF(reply, len, "-----------------------------------------------------------------------\n");
 895         TDM_SNPRINTF(reply, len, "idx   output   zpos   buf   format   size   crop   geometry   transform\n");
 896         TDM_SNPRINTF(reply, len, "-----------------------------------------------------------------------\n");
 897         LIST_FOR_EACH_ENTRY(private_output, &private_display->output_list, link) {
 898                 LIST_FOR_EACH_ENTRY(private_layer, &private_output->layer_list, link) {
 899                         if (!private_layer->usable) {
 900                                 tdm_info_layer info;
 901                                 unsigned int format;
 902                                 tdm_size size;
 903                                 tbm_surface_info_s buf_info;
 904
 905                                 TDM_DBG_RETURN_IF_FAIL(func_layer->layer_get_info);
 906                                 memset(&info, 0, sizeof info);
 907                                 ret = func_layer->layer_get_info(private_layer->layer_backend, &info);
 908                                 TDM_DBG_RETURN_IF_FAIL(ret == TDM_ERROR_NONE);
 909
 910                                 if (!private_layer->showing_buffer)
 911                                         continue;
 912
 913                                 format = tbm_surface_get_format(private_layer->showing_buffer->buffer);
 914                                 tbm_surface_get_info(private_layer->showing_buffer->buffer, &buf_info);
 915
 916                                 if (IS_RGB(format))
 917                                         size.h = buf_info.planes[0].stride >> 2;
 918                                 else
 919                                         size.h = buf_info.planes[0].stride;
 920                                 size.v = tbm_surface_get_height(private_layer->showing_buffer->buffer);
 921
 922                                 if (info.src_config.format)
 923                                         format = (info.src_config.format) ? : format;
 924
 925                                 TDM_SNPRINTF(reply, len, "%d   %d   %d   %p   %c%c%c%c   %ux%u   %ux%u+%u+%u   %ux%u+%u+%u   %s\n",
 926                                                          private_layer->index,
 927                                                          private_output->index,
 928                                                          private_layer->caps.zpos,
 929                                                          private_layer->showing_buffer->buffer, FOURCC_STR(format), size.h, size.v,
 930                                                          info.src_config.pos.w, info.src_config.pos.h, info.src_config.pos.x, info.src_config.pos.y,
 931                                                          info.dst_pos.w, info.dst_pos.h, info.dst_pos.x, info.dst_pos.y,
 932                                                          tdm_transform_str(info.transform));
 933                         } else {
 934                                 TDM_SNPRINTF(reply, len, "%d   %d   %d   -\n",
 935                                                          private_layer->index,
 936                                                          private_output->index,
 937                                                          private_layer->caps.zpos);
 938                         }
 939
 940                         TDM_SNPRINTF(reply, len, "\tcaps\t: ");
 941                         tdm_layer_caps_str(private_layer->caps.capabilities, &reply, len);
 942                         TDM_SNPRINTF(reply, len, "\n");
 943
 944                         TDM_SNPRINTF(reply, len, "\tformats\t: ");
 945                         if (private_layer->caps.format_count > 0) {
 946                                 const char *sep = "";
 947                                 for (i = 0; i < private_layer->caps.format_count; i++) {
 948                                         if (private_layer->caps.formats[i] == 0)
 949                                                 continue;
 950                                         TDM_SNPRINTF(reply, len, "%s%c%c%c%c", sep, FOURCC_STR(private_layer->caps.formats[i]));
 951                                         sep = ",";
 952                                 }
 953                                 TDM_SNPRINTF(reply, len, "\n");
 954                         }
 955
 956                         TDM_SNPRINTF(reply, len, "\t%u properties:\n", private_layer->caps.prop_count);
 957                         if (private_layer->caps.prop_count > 0) {
 958                                 TDM_SNPRINTF(reply, len, "\t\tname\ttype\tidx\tvalue\n");
 959                                 for (i = 0; i < private_layer->caps.prop_count; i++) {
 960                                         tdm_value value;
 961                                         TDM_DBG_RETURN_IF_FAIL(func_layer->layer_get_property);
 962                                         ret = func_layer->layer_get_property(private_layer->layer_backend,
 963                                                                                                                  private_layer->caps.props[i].id,
 964                                                                                                                  &value);
 965                                         TDM_DBG_RETURN_IF_FAIL(ret == TDM_ERROR_NONE);
 966                                         TDM_SNPRINTF(reply, len, "\t\t%s\t%s\t%u\t",
 967                                                                  private_layer->caps.props[i].name,
 968                                                                  tdm_value_type_str(private_output->caps.props[i].type),
 969                                                                  private_layer->caps.props[i].id);
 970                                 switch (private_layer->caps.props[i].type) {
 971                                 case TDM_VALUE_TYPE_PTR:
 972                                         TDM_SNPRINTF(reply, len, "%p\n", value.ptr);
 973                                         break;
 974                                 case TDM_VALUE_TYPE_INT32:
 975                                         TDM_SNPRINTF(reply, len, "%d\n", value.s32);
 976                                         break;
 977                                 case TDM_VALUE_TYPE_INT64:
 978                                         TDM_SNPRINTF(reply, len, "%"PRId64"\n", value.s64);
 979                                         break;
 980                                 case TDM_VALUE_TYPE_UINT64:
 981                                         TDM_SNPRINTF(reply, len, "%"PRIu64"\n", value.u64);
 982                                         break;
 983                                 case TDM_VALUE_TYPE_UINT32:
 984                                 default:
 985                                         TDM_SNPRINTF(reply, len, "%u\n", value.u32);
 986                                         break;
 987                                 }
 988                                 }
 989                         }
 990                 }
 991         }
 992         TDM_SNPRINTF(reply, len, "\n");
 993
 994         if (private_display->capabilities & TDM_DISPLAY_CAPABILITY_PP) {
 995                 const char *sep = "";
 996                 TDM_SNPRINTF(reply, len, "[PP information]\n");
 997                 TDM_SNPRINTF(reply, len, "caps\t: ");
 998                 tdm_pp_caps_str(private_display->caps_pp.capabilities, &reply, len);
 999                 TDM_SNPRINTF(reply, len, "\n");
1000                 TDM_SNPRINTF(reply, len, "formats\t: ");
1001                 for (i = 0; i < private_display->caps_pp.format_count; i++) {
1002                         if (private_display->caps_pp.formats[i] == 0)
1003                                 continue;
1004                         TDM_SNPRINTF(reply, len, "%s%c%c%c%c", sep, FOURCC_STR(private_display->caps_pp.formats[i]));
1005                         sep = ",";
1006                 }
1007                 TDM_SNPRINTF(reply, len, "\n");
1008                 TDM_SNPRINTF(reply, len, "size\t: min(%dx%d) max(%dx%d) align_w(%d)\n",
1009                                          TDM_FRONT_VALUE(private_display->caps_pp.min_w),
1010                                          TDM_FRONT_VALUE(private_display->caps_pp.min_h),
1011                                          TDM_FRONT_VALUE(private_display->caps_pp.max_w),
1012                                          TDM_FRONT_VALUE(private_display->caps_pp.max_h),
1013                                          TDM_FRONT_VALUE(private_display->caps_pp.preferred_align));
1014                 if (!LIST_IS_EMPTY(&private_display->pp_list)) {
1015                         TDM_SNPRINTF(reply, len, "-------------------------------------------------------------\n");
1016                         TDM_SNPRINTF(reply, len, "src(format size crop)  |  dst(format size crop)  |  transform\n");
1017                         TDM_SNPRINTF(reply, len, "-------------------------------------------------------------\n");
1018                         LIST_FOR_EACH_ENTRY(private_pp, &private_display->pp_list, link) {
1019                                 TDM_SNPRINTF(reply, len, "%c%c%c%c %ux%u %ux%u+%u+%u | %c%c%c%c %ux%u %ux%u+%u+%u | %s\n",
1020                                                          FOURCC_STR(private_pp->info.src_config.format),
1021                                                          private_pp->info.src_config.size.h,
1022                                                          private_pp->info.src_config.size.v,
1023                                                          private_pp->info.src_config.pos.x, private_pp->info.src_config.pos.y,
1024                                                          private_pp->info.src_config.pos.w, private_pp->info.src_config.pos.h,
1025                                                          FOURCC_STR(private_pp->info.dst_config.format),
1026                                                          private_pp->info.dst_config.size.h,
1027                                                          private_pp->info.dst_config.size.v,
1028                                                          private_pp->info.dst_config.pos.x, private_pp->info.dst_config.pos.y,
1029                                                          private_pp->info.dst_config.pos.w, private_pp->info.dst_config.pos.h,
1030                                                          tdm_transform_str(private_pp->info.transform));
1031                         }
1032                 }
1033         } else {
1034                 TDM_SNPRINTF(reply, len, "[No PP capability]\n");
1035         }
1036         TDM_SNPRINTF(reply, len, "\n");
1037
1038         if (private_display->capabilities & TDM_DISPLAY_CAPABILITY_CAPTURE) {
1039                 const char *sep = "";
1040                 TDM_SNPRINTF(reply, len, "[Capture information]\n");
1041                 TDM_SNPRINTF(reply, len, "caps\t: ");
1042                 tdm_capture_caps_str(private_display->caps_capture.capabilities, &reply, len);
1043                 TDM_SNPRINTF(reply, len, "\n");
1044                 TDM_SNPRINTF(reply, len, "formats\t: ");
1045                 for (i = 0; i < private_display->caps_capture.format_count; i++) {
1046                         if (private_display->caps_capture.formats[i] == 0)
1047                                 continue;
1048                         TDM_SNPRINTF(reply, len, "%s%c%c%c%c", sep, FOURCC_STR(private_display->caps_capture.formats[i]));
1049                         sep = ",";
1050                 }
1051                 TDM_SNPRINTF(reply, len, "\n");
1052                 TDM_SNPRINTF(reply, len, "size\t: min(%dx%d) max(%dx%d) align_w(%d)\n",
1053                                          TDM_FRONT_VALUE(private_display->caps_capture.min_w),
1054                                          TDM_FRONT_VALUE(private_display->caps_capture.min_h),
1055                                          TDM_FRONT_VALUE(private_display->caps_capture.max_w),
1056                                          TDM_FRONT_VALUE(private_display->caps_capture.max_h),
1057                                          TDM_FRONT_VALUE(private_display->caps_capture.preferred_align));
1058                 if (!LIST_IS_EMPTY(&private_display->capture_list)) {
1059                         TDM_SNPRINTF(reply, len, "-----------------------------------\n");
1060                         TDM_SNPRINTF(reply, len, "dst(format size crop)  |  transform\n");
1061                         TDM_SNPRINTF(reply, len, "-----------------------------------\n");
1062                         LIST_FOR_EACH_ENTRY(private_capture, &private_display->capture_list, link) {
1063                                 TDM_SNPRINTF(reply, len, "%c%c%c%c %ux%u %ux%u+%u+%u | %s\n",
1064                                                          FOURCC_STR(private_capture->info.dst_config.format),
1065                                                          private_capture->info.dst_config.size.h,
1066                                                          private_capture->info.dst_config.size.v,
1067                                                          private_capture->info.dst_config.pos.x, private_capture->info.dst_config.pos.y,
1068                                                          private_capture->info.dst_config.pos.w, private_capture->info.dst_config.pos.h,
1069                                                          tdm_transform_str(private_capture->info.transform));
1070                         }
1071                 }
1072         } else {
1073                 TDM_SNPRINTF(reply, len, "[No Capture capability]\n");
1074         }
1075         TDM_SNPRINTF(reply, len, "\n");
1076 }
1077
1078 EXTERN int
1079 tdm_helper_commit_per_vblank_enabled(tdm_display *dpy)
1080 {
1081         tdm_private_display *private_display;
1082
1083         TDM_RETURN_VAL_IF_FAIL(dpy != NULL, 0);
1084
1085         private_display = dpy;
1086
1087         return private_display->commit_per_vblank;
1088 }
1089