IABSD.fr/xenocara/lib/pixman/test/oob-test.c

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• Author : matthieu
  Date : 2025-08-12 16:39:28
  Hash : 81405b23
  Message : Update to pixman 0.46.4. tested in a bulk ports build and ok jca@ runs of the tests on differents by gkoeler@, jca@ and others.

• lib/pixman/test/oob-test.c

• #include <stdio.h>
  #include <stdlib.h>
  #include "utils.h"
  
  typedef struct
  {
      int				width;
      int				height;
      int				stride;
      pixman_format_code_t	format;
      
  } image_info_t;
  
  typedef struct
  {
      pixman_op_t		op;
      
      image_info_t	src;
      image_info_t	dest;
  
      int			src_x;
      int			src_y;
      int			dest_x;
      int			dest_y;
      int			width;
      int			height;
  } composite_info_t;
  
  const composite_info_t info[] =
  {
      {
  	PIXMAN_OP_SRC,
  	{  3, 6, 16, PIXMAN_a8r8g8b8 },
  	{  5, 7, 20, PIXMAN_x8r8g8b8 },
  	1, 8,
  	1, -1,
  	1, 8
      },
      {
  	PIXMAN_OP_SRC,
  	{ 7, 5, 36, PIXMAN_a8r8g8b8 },
  	{ 6, 5, 28, PIXMAN_x8r8g8b8 },
  	8, 5,
  	5, 3,
  	1, 2
      },
      {
  	PIXMAN_OP_OVER,
  	{ 10, 10, 40, PIXMAN_a2b10g10r10 },
  	{ 10, 10, 40, PIXMAN_a2b10g10r10 },
  	0, 0,
  	0, 0,
  	10, 10
      },
      {
  	PIXMAN_OP_OVER,
  	{ 10, 10, 40, PIXMAN_x2b10g10r10 },
  	{ 10, 10, 40, PIXMAN_x2b10g10r10 },
  	0, 0,
  	0, 0,
  	10, 10
      },
  };
  
  static pixman_image_t *
  make_image (const image_info_t *info)
  {
      char *data = malloc (info->stride * info->height);
      int i;
  
      for (i = 0; i < info->height * info->stride; ++i)
  	data[i] = (i % 255) ^ (((i % 16) << 4) | (i & 0xf0));
  
      return pixman_image_create_bits (info->format, info->width, info->height, (uint32_t *)data, info->stride);
  }
      
  static void
  test_composite (const composite_info_t *info)
  {
      pixman_image_t *src = make_image (&info->src);
      pixman_image_t *dest = make_image (&info->dest);
  
      pixman_image_composite (PIXMAN_OP_SRC, src, NULL, dest,
  			    info->src_x, info->src_y,
  			    0, 0,
  			    info->dest_x, info->dest_y,
  			    info->width, info->height);
      free (src->bits.bits);
      free (dest->bits.bits);
      pixman_image_unref (src);
      pixman_image_unref (dest);
  }
  
  
  
  int
  main (int argc, char **argv)
  {
      int i;
  
      for (i = 0; i < ARRAY_LENGTH (info); ++i)
  	test_composite (&info[i]);
      
      return 0;
  }