Пример #1
0
RGBA_Image *
evas_outbuf_update_region_new(Outbuf *ob, int x, int y, int w, int h, int *cx, int *cy, int *cw, int *ch)
{
   RGBA_Image *img = NULL;

   if ((w <= 0) || (h <= 0)) return NULL;

   /* DBG("Outbuf Region New: %d %d %d %d", x, y, w, h); */

   RECTS_CLIP_TO_RECT(x, y, w, h, 0, 0, ob->w, ob->h);

   if ((ob->rotation == 0) && (ob->depth == 32))
     {
        Eina_Rectangle *rect;

        if (!(rect = eina_rectangle_new(x, y, w, h)))
          return NULL;

#ifdef EVAS_CSERVE2
        if (evas_cserve2_use_get())
          img = (RGBA_Image *)evas_cache2_image_empty(evas_common_image_cache2_get());
        else
#endif
          img = (RGBA_Image *)evas_cache_image_empty(evas_common_image_cache_get());

        if (!img)
          {
             eina_rectangle_free(rect);
             return NULL;
          }

        img->cache_entry.flags.alpha = ob->destination_alpha;

#ifdef EVAS_CSERVE2
        if (evas_cserve2_use_get())
          evas_cache2_image_surface_alloc(&img->cache_entry, w, h);
        else
#endif
          evas_cache_image_surface_alloc(&img->cache_entry, w, h);

        img->extended_info = rect;

        if (cx) *cx = 0;
        if (cy) *cy = 0;
        if (cw) *cw = w;
        if (ch) *ch = h;

        /* add this cached image data to pending writes */
        ob->priv.pending_writes = 
          eina_list_append(ob->priv.pending_writes, img);
     }

   return img;
}
Eina_Bool
evas_image_load_file_data_eet(Image_Entry *ie, const char *file, const char *key, int *error)
{
   unsigned int         w, h;
   int                  alpha, compression, quality, lossy, ok;
   Eet_File            *ef;
   DATA32              *body, *p, *end;
   DATA32               nas = 0;
   Eina_Bool		res = EINA_FALSE;

   if (!key)
     {
	*error = EVAS_LOAD_ERROR_DOES_NOT_EXIST;
	return EINA_FALSE;
     }
   if (ie->flags.loaded)
     {
	*error = EVAS_LOAD_ERROR_NONE;
	return EINA_TRUE;
     }
   ef = eet_open(file, EET_FILE_MODE_READ);
   if (!ef)
     {
	*error = EVAS_LOAD_ERROR_DOES_NOT_EXIST;
	return EINA_FALSE;
     }
   ok = eet_data_image_header_read(ef, key,
				   &w, &h, &alpha, &compression, &quality, &lossy);
   if (IMG_TOO_BIG(w, h))
     {
	*error = EVAS_LOAD_ERROR_RESOURCE_ALLOCATION_FAILED;
	goto on_error;
     }
   if (!ok)
     {
	*error = EVAS_LOAD_ERROR_DOES_NOT_EXIST;
	goto on_error;
     }
   evas_cache_image_surface_alloc(ie, w, h);
   ok = eet_data_image_read_to_surface(ef, key, 0, 0,
				       evas_cache_image_pixels(ie), w, h, w * 4,
				       &alpha, &compression, &quality, &lossy);
   if (!ok)
     {
	*error = EVAS_LOAD_ERROR_GENERIC;
	goto on_error;
     }
   if (alpha)
     {
	ie->flags.alpha = 1;

	body = evas_cache_image_pixels(ie);

	end = body +(w * h);
	for (p = body; p < end; p++)
	  {
	     DATA32 r, g, b, a;

	     a = A_VAL(p);
	     r = R_VAL(p);
	     g = G_VAL(p);
	     b = B_VAL(p);
	     if ((a == 0) || (a == 255)) nas++;
	     if (r > a) r = a;
	     if (g > a) g = a;
	     if (b > a) b = a;
	     *p = ARGB_JOIN(a, r, g, b);
	  }
	if ((ALPHA_SPARSE_INV_FRACTION * nas) >= (ie->w * ie->h))
	  ie->flags.alpha_sparse = 1;
     }
// result is already premultiplied now if u compile with edje
//   evas_common_image_premul(im);
   *error = EVAS_LOAD_ERROR_NONE;
   res = EINA_TRUE;

 on_error:
   eet_close(ef);
   return res;
}
Пример #3
0
void *
evas_software_xcb_outbuf_new_region_for_update(Outbuf *buf, int x, int y, int w, int h, int *cx, int *cy, int *cw, int *ch) 
{
   RGBA_Image *im = NULL;
   Outbuf_Region *obr = NULL;
   Eina_Bool use_shm = EINA_TRUE;
   Eina_Bool alpha = EINA_FALSE;
   int bpl = 0;

   if ((buf->onebuf) && (buf->priv.x11.xcb.shm)) 
     {
        Eina_Rectangle *rect;

        RECTS_CLIP_TO_RECT(x, y, w, h, 0, 0, buf->w, buf->h);

        if (!(obr = calloc(1, sizeof(Outbuf_Region))))
          return NULL;

        if (!(rect = eina_rectangle_new(x, y, w, h))) 
          {
             free(obr);
             return NULL;
          }

        if ((eina_array_push(&buf->priv.onebuf_regions, rect)) &&
            (buf->priv.onebuf))
          {
             if (cx) *cx = x;
             if (cy) *cy = y;
             if (cw) *cw = w;
             if (ch) *ch = h;
             if (!buf->priv.synced) 
               {
                  _xcbob_sync(buf->priv.x11.xcb.conn);
                  buf->priv.synced = EINA_TRUE;
               }
             free(obr);
             return buf->priv.onebuf;
          }
        obr->x = 0;
        obr->y = 0;
        obr->w = buf->w;
        obr->h = buf->h;
        if (cx) *cx = x;
        if (cy) *cy = y;
        if (cw) *cw = w;
        if (ch) *ch = h;

        alpha = ((buf->priv.x11.xcb.mask) || (buf->priv.destination_alpha));
        use_shm = buf->priv.x11.xcb.shm;

        if ((buf->rot == 0) &&
            (buf->priv.x11.xcb.imdepth == 32) &&
            (buf->priv.mask.r == 0xff0000) &&
            (buf->priv.mask.g == 0x00ff00) &&
            (buf->priv.mask.b == 0x0000ff))
          {
             obr->xcbob = 
               evas_software_xcb_output_buffer_new(buf->priv.x11.xcb.conn, 
                                                   buf->priv.x11.xcb.visual, 
                                                   buf->priv.x11.xcb.depth, 
                                                   buf->w, buf->h, use_shm, 
                                                   NULL);
             if (!obr->xcbob) 
               {
                  free(obr);
                  return NULL;
               }
#ifdef EVAS_CSERVE2
             if (evas_cserve2_use_get())
               {
                  im = 
                    (RGBA_Image *)evas_cache2_image_data(evas_common_image_cache2_get(), 
                                                         buf->w, buf->h, 
                                                         (DATA32 *)evas_software_xcb_output_buffer_data(obr->xcbob, &bpl), 
                                                         alpha, EVAS_COLORSPACE_ARGB8888);
               }
             else
#endif
               {
                  im = 
                    (RGBA_Image *)evas_cache_image_data(evas_common_image_cache_get(), 
                                                        buf->w, buf->h, 
                                                        (DATA32 *)evas_software_xcb_output_buffer_data(obr->xcbob, &bpl), 
                                                        alpha, EVAS_COLORSPACE_ARGB8888);
               }

             if (!im) 
               {
                  evas_software_xcb_output_buffer_free(obr->xcbob, EINA_FALSE);
                  free(obr);
                  return NULL;
               }
             im->extended_info = obr;
             if (buf->priv.x11.xcb.mask) 
               {
                  obr->mask = 
                    evas_software_xcb_output_buffer_new(buf->priv.x11.xcb.conn, 
                                                        buf->priv.x11.xcb.visual, 
                                                        1, buf->w, buf->h, 
                                                        use_shm, NULL);
               }
          }
        else 
          {
             int bw = 0, bh = 0;

#ifdef EVAS_CSERVE2
             if (evas_cserve2_use_get())
               {
                  im = 
                    (RGBA_Image *)evas_cache2_image_empty(evas_common_image_cache2_get());
               }
             else
#endif
               {
                  im = 
                    (RGBA_Image *)evas_cache_image_empty(evas_common_image_cache_get());
               }

             if (!im) 
               {
                  free(obr);
                  return NULL;
               }
             im->cache_entry.flags.alpha |= (alpha ? 1 : 0);
#ifdef EVAS_CSERVE2
             if (evas_cserve2_use_get())
               evas_cache2_image_surface_alloc(&im->cache_entry, buf->w, buf->h);
             else
#endif
               evas_cache_image_surface_alloc(&im->cache_entry, buf->w, buf->h);

             im->extended_info = obr;
             if ((buf->rot == 0) || (buf->rot == 180)) 
               {
                  bw = buf->w;
                  bh = buf->h;
               }
             else if ((buf->rot == 90) || (buf->rot == 270)) 
               {
                  bw = buf->h;
                  bh = buf->w;
               }
             obr->xcbob = 
               evas_software_xcb_output_buffer_new(buf->priv.x11.xcb.conn, 
                                                   buf->priv.x11.xcb.visual, 
                                                   buf->priv.x11.xcb.depth, 
                                                   bw, bh, use_shm, NULL);
             if (!obr->xcbob) 
               {
#ifdef EVAS_CSERVE2
                  if (evas_cserve2_use_get())
                    evas_cache2_image_close(&im->cache_entry);
                  else
#endif
                    evas_cache_image_drop(&im->cache_entry);

                  free(obr);
                  return NULL;
               }
             if (buf->priv.x11.xcb.mask) 
               {
                  obr->mask = 
                    evas_software_xcb_output_buffer_new(buf->priv.x11.xcb.conn, 
                                                        buf->priv.x11.xcb.visual, 
                                                        1, bw, bh, use_shm, 
                                                        NULL);
               }
          }
        /* FIXME: We should be able to remove this memset. */
        if ((alpha) && (im->image.data)) 
          {
             /* FIXME: Faster memset */
//             memset(im->image.data, 0, (w * h * sizeof(DATA32)));
          }
        buf->priv.onebuf = im;
        return im;
     }

   if (!(obr = calloc(1, sizeof(Outbuf_Region))))
     return NULL;

   obr->x = x;
   obr->y = y;
   obr->w = w;
   obr->h = h;
   if (cx) *cx = 0;
   if (cy) *cy = 0;
   if (cw) *cw = w;
   if (ch) *ch = h;

   use_shm = buf->priv.x11.xcb.shm;
   alpha = ((buf->priv.x11.xcb.mask) || (buf->priv.destination_alpha));
   if ((buf->rot == 0) &&
       (buf->priv.x11.xcb.imdepth == 32) &&
       (buf->priv.mask.r == 0xff0000) && 
       (buf->priv.mask.g == 0x00ff00) &&
       (buf->priv.mask.b == 0x0000ff)) 
     {
        obr->xcbob = 
          _find_xcbob(buf->priv.x11.xcb.conn, buf->priv.x11.xcb.visual, 
                      buf->priv.x11.xcb.depth, w, h, use_shm, NULL);
        if (!obr->xcbob) 
          {
             free(obr);
             return NULL;
          }
#ifdef EVAS_CSERVE2
        if (evas_cserve2_use_get())
          {
             im = 
               (RGBA_Image *)evas_cache2_image_data(evas_common_image_cache2_get(), 
                                                   w, h, 
                                                   (DATA32 *)evas_software_xcb_output_buffer_data(obr->xcbob, &bpl), 
                                                   alpha, EVAS_COLORSPACE_ARGB8888);
          }
        else
#endif
          {
             im = 
               (RGBA_Image *)evas_cache_image_data(evas_common_image_cache_get(), 
                                                   w, h, 
                                                   (DATA32 *)evas_software_xcb_output_buffer_data(obr->xcbob, &bpl), 
                                                   alpha, EVAS_COLORSPACE_ARGB8888);
          }

        if (!im) 
          {
             _unfind_xcbob(obr->xcbob, EINA_FALSE);
             free(obr);
             return NULL;
          }
        im->extended_info = obr;
        if (buf->priv.x11.xcb.mask) 
          {
             obr->mask = 
               _find_xcbob(buf->priv.x11.xcb.conn, buf->priv.x11.xcb.visual, 
                           1, w, h, use_shm, NULL);
          }
     }
   else 
     {
        int bw = 0, bh = 0;

#ifdef EVAS_CSERVE2
        if (evas_cserve2_use_get())
          {
             im = 
               (RGBA_Image *)evas_cache2_image_empty(evas_common_image_cache2_get());
          }
        else
#endif
          {
             im = 
               (RGBA_Image *)evas_cache_image_empty(evas_common_image_cache_get());
          }

        if (!im) 
          {
             free(obr);
             return NULL;
          }
        im->cache_entry.flags.alpha |= (alpha ? 1 : 0);
#ifdef EVAS_CSERVE2
        if (evas_cserve2_use_get())
          evas_cache2_image_surface_alloc(&im->cache_entry, w, h);
        else
#endif
          evas_cache_image_surface_alloc(&im->cache_entry, w, h);

        im->extended_info = obr;
        if ((buf->rot == 0) || (buf->rot == 180)) 
          {
             bw = w;
             bh = h;
          }
        else if ((buf->rot == 90) || (buf->rot == 270)) 
          {
             bw = h;
             bh = w;
          }
        obr->xcbob = 
          _find_xcbob(buf->priv.x11.xcb.conn, buf->priv.x11.xcb.visual, 
                      buf->priv.x11.xcb.depth, bw, bh, use_shm, NULL);
        if (!obr->xcbob) 
          {
#ifdef EVAS_CSERVE2
             if (evas_cserve2_use_get())
               evas_cache2_image_close(&im->cache_entry);
             else
#endif
               evas_cache_image_drop(&im->cache_entry);
             free(obr);
             return NULL;
          }
        if (buf->priv.x11.xcb.mask) 
          {
             obr->mask = 
               _find_xcbob(buf->priv.x11.xcb.conn, buf->priv.x11.xcb.visual, 1, 
                           bw, bh, use_shm, NULL);
          }
     }
   /* FIXME: We should be able to remove this memset. */
   if (((buf->priv.x11.xcb.mask) || (buf->priv.destination_alpha)) && 
       (im->image.data)) 
     {
        /* FIXME: Faster memset */
//        memset(im->image.data, 0, (w * h * sizeof(DATA32)));
     }

   buf->priv.pending_writes = eina_list_append(buf->priv.pending_writes, im);

   return im;
}
static Eina_Bool
_load(Image_Entry *ie, const char *file, const char *key, int *error, Eina_Bool get_data)
{
   Eina_Bool res = EINA_FALSE;
   int w = 0, h = 0, alpha = 0;
   const char *dot1 = NULL, *dot2 = NULL, *end, *p;
   char *cmd = NULL, decoders[3][128], buf[4096];
   char *loader = "/evas/utils/evas_image_loader";
   char *img_loader = NULL;
   const char *libdir;
   // eg $libdir/evas/generic_loaders
   int cmd_len, len, decoders_num = 0, try_count = 0;
   int read_data = 0;
   char *tmpfname = NULL, *shmfname = NULL;
   DATA32 *body;
   FILE *f = NULL;

   libdir = _evas_module_libdir_get();
   cmd_len = strlen(libdir);
   cmd_len += strlen(loader);
   img_loader = alloca(cmd_len + 1);
   strcpy(img_loader, libdir);
   strcat(img_loader, loader);

   // params excluding file, key and loadopts
   cmd_len += 1024;
   cmd_len += strlen(file) * 2;
   if (key) cmd_len += strlen(key) * 2;
   cmd = alloca(cmd_len + 1);

   len = strlen(file);
   if (len < 1)
     {
        *error = EVAS_LOAD_ERROR_DOES_NOT_EXIST;
	return EINA_FALSE;
     }
   end = file + len;
   for (p = end - 1; p >= file; p--)
     {
        if      ((!dot1) && (*p == '.')) dot1 = p;
        else if ((!dot2) && (*p == '.')) dot2 = p;
        else if ((dot1) && (dot2)) break;
    }
   if (dot2)
     {
        // double extn not too long
        if (((end - dot2) <= 10) && (!illegal_char(dot2)))
          {
             strcpy(&(decoders[decoders_num][0]), img_loader);
             dotcat(&(decoders[decoders_num][0]), dot2);
             decoders_num++;
          }
        // single extn not too long
        if (((end - dot1) <= 5) && (!illegal_char(dot1)))
          {
             strcpy(&(decoders[decoders_num][0]), img_loader);
             dotcat(&(decoders[decoders_num][0]), dot1);
             decoders_num++;
          }
        strcpy(decoders[decoders_num], img_loader);
        decoders_num++;
     }
   else if (dot1)
     {
        // single extn not too long
        if (((end - dot1) <= 5) && (!illegal_char(dot1)))
          {
             strcpy(&(decoders[decoders_num][0]), img_loader);
             dotcat(&(decoders[decoders_num][0]), dot1);
             decoders_num++;
          }
        strcpy(decoders[decoders_num], img_loader);
        decoders_num++;
     }
   else
     {
        strcpy(decoders[decoders_num], img_loader);
        decoders_num++;
     }

   for (try_count = 0; try_count < decoders_num; try_count++)
     {
        // FIXME: strcats could be more efficient, not that it matters much
        // here as we are about to build a cmd to exec via a shell that
        // will interpret shell stuff and path hunt that will then exec the
        // program itself that will dynamically link that will again
        // parse the arguments and finally do something...
        if (access(decoders[try_count], X_OK)) continue;

        strcpy(cmd, decoders[try_count]);
        strcat(cmd, " ");
        // filename first arg
        len = strlen(cmd);
        escape_copy(file, cmd + len);
        if (!get_data)
          {
             strcat(cmd, " -head ");
          }
        if (key)
          {
             strcat(cmd, " -key ");
             len = strlen(cmd);
             escape_copy(key, cmd + len);
          }
        if (ie->load_opts.scale_down_by > 1)
          {
             strcat(cmd, " -opt-scale-down-by ");
             snprintf(buf, sizeof(buf), "%i", ie->load_opts.scale_down_by);
             strcat(cmd, buf);
          }
        if (ie->load_opts.dpi > 0.0)
          {
             strcat(cmd, " -opt-dpi ");
             snprintf(buf, sizeof(buf), "%i", (int)(ie->load_opts.dpi * 1000.0));
             strcat(cmd, buf);
          }
        if ((ie->load_opts.w > 0) &&
            (ie->load_opts.h > 0))
          {
             strcat(cmd, " -opt-size ");
             snprintf(buf, sizeof(buf), "%i %i", ie->load_opts.w, ie->load_opts.h);
             strcat(cmd, buf);
         }
        f = popen(cmd, "r");
        if (f) break;
     }
   if (!f)
     {
	*error = EVAS_LOAD_ERROR_DOES_NOT_EXIST;
	return EINA_FALSE;
     }
   while (fgets(buf, sizeof(buf), f))
     {
        len = strlen(buf);
        if (len > 0)
          {
             if (buf[len - 1] == '\n') buf[len - 1] = 0;
             if (!strncmp(buf, "size ", 5))
               {
                  int tw = 0, th = 0;

                  len = sscanf(buf, "%*s %i %i", &tw, &th);
                  if (len == 2)
                    {
                       if ((tw > 0) && (th > 0))
                         {
                            w = tw;
                            h = th;
                         }
                    }
               }
             else if (!strncmp(buf, "alpha ", 6))
               {
                  int ta;

                  len = sscanf(buf, "%*s %i", &ta);
                  if (len == 1)
                    {
                       alpha = ta;
                    }
               }
             else if (!strncmp(buf, "tmpfile ", 8))
               {
                  tmpfname = buf + 8;
                  goto getdata;
               }
#ifdef HAVE_SHM_OPEN
             else if (!strncmp(buf, "shmfile ", 8))
               {
                  shmfname = buf + 8;
                  goto getdata;
               }
#endif
             else if (!strncmp(buf, "data", 4))
               {
                  read_data = 1;
                  goto getdata;
               }
             else if (!strncmp(buf, "done", 4))
               {
                  read_data = 2;
                  goto getdata;
               }
          }
     }
getdata:
   if ((!read_data) && (!tmpfname) && (!shmfname))
     {
	*error = EVAS_LOAD_ERROR_CORRUPT_FILE;
	goto on_error;
     }
   if ((w < 1) || (h < 1) || (w > IMG_MAX_SIZE) || (h > IMG_MAX_SIZE) ||
       IMG_TOO_BIG(w, h))
     {
	*error = EVAS_LOAD_ERROR_RESOURCE_ALLOCATION_FAILED;
	goto on_error;
     }
   body = evas_cache_image_pixels(ie);
   if (body)
     {
        if ((w != (int)ie->w) || (h != (int)ie->h))
          {
             *error = EVAS_LOAD_ERROR_CORRUPT_FILE;
             goto on_error;
          }
     }
   if (alpha) ie->flags.alpha = 1;
   ie->w = w;
   ie->h = h;

   if (get_data)
     {
        if (!body) evas_cache_image_surface_alloc(ie, ie->w, ie->h);
        body = evas_cache_image_pixels(ie);
        if (!body)
          {
             *error = EVAS_LOAD_ERROR_RESOURCE_ALLOCATION_FAILED;
             goto on_error;
          }

        if ((tmpfname) || (shmfname))
          {
             int fd = -1;

             // open
             if (tmpfname)
                fd = open(tmpfname, O_RDONLY, S_IRUSR);
#ifdef HAVE_SHM_OPEN
             else if (shmfname)
                fd = shm_open(shmfname, O_RDONLY, S_IRUSR);
#endif
             if (fd >= 0)
               {
                  void *addr;

                  eina_mmap_safety_enabled_set(EINA_TRUE);

                  // mmap
                  addr = mmap(NULL, w * h * sizeof(DATA32),
                              PROT_READ, MAP_SHARED, fd, 0);
                  if (addr != MAP_FAILED)
                    {
                       memcpy(body, addr, w * h * sizeof(DATA32));
                       munmap(addr, w * h * sizeof(DATA32));
                    }
                  // close
                  if (tmpfname)
                    {
                       close(fd);
                       unlink(tmpfname);
                    }
#ifdef HAVE_SHM_OPEN
                  else if (shmfname)
                    {
                       close(fd);
                       shm_unlink(shmfname);
                    }
#endif
               }
             else
               {
                  *error = EVAS_LOAD_ERROR_RESOURCE_ALLOCATION_FAILED;
                  goto on_error;
               }
          }
        else if (read_data)
          {
             if (fread(body, w * h * sizeof(DATA32), 1, f) != 1)
               {
                  *error = EVAS_LOAD_ERROR_CORRUPT_FILE;
                  goto on_error;
               }
          }
     }

   res = EINA_TRUE;
   *error = EVAS_LOAD_ERROR_NONE;

 on_error:
   if (f) pclose(f);
   return res;
}