summaryrefslogtreecommitdiff
path: root/image/test_swap.c
diff options
context:
space:
mode:
Diffstat (limited to 'image/test_swap.c')
-rw-r--r--image/test_swap.c239
1 files changed, 0 insertions, 239 deletions
diff --git a/image/test_swap.c b/image/test_swap.c
deleted file mode 100644
index becf26b..0000000
--- a/image/test_swap.c
+++ /dev/null
@@ -1,239 +0,0 @@
-/*
- * Copyright © 2008 Keith Packard <keithp@keithp.com>
- *
- * Permission is hereby granted, free of charge, to any person
- * obtaining a copy of this software and associated documentation
- * files (the "Software"), to deal in the Software without
- * restriction, including without limitation the rights to use, copy,
- * modify, merge, publish, distribute, sublicense, and/or sell copies
- * of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be
- * included in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
- * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
- * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
- * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- * Except as contained in this notice, the names of the authors or
- * their institutions shall not be used in advertising or otherwise to
- * promote the sale, use or other dealings in this Software without
- * prior written authorization from the authors.
- */
-
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-#include <assert.h>
-#include <xcb/xcb.h>
-#include "../aux/xcb_aux.h"
-#include "xcb_image.h"
-
-xcb_image_format_t formats[] = {
- XCB_IMAGE_FORMAT_Z_PIXMAP,
- XCB_IMAGE_FORMAT_XY_PIXMAP,
- XCB_IMAGE_FORMAT_XY_BITMAP,
-};
-#define SIZE(a) (sizeof (a) / sizeof (a[0]))
-#define NFORMAT SIZE(formats)
-
-int bpps[] = {
- 1, 4, 8, 16, 32
-};
-#define NBPP SIZE(bpps)
-
-int units[] = {
- 8, 16, 32
-};
-#define NUNIT SIZE(units)
-
-xcb_image_order_t byte_orders[] = {
- XCB_IMAGE_ORDER_LSB_FIRST,
- XCB_IMAGE_ORDER_MSB_FIRST
-};
-#define NBYTE_ORDER SIZE(byte_orders)
-
-static
-uint32_t pixel_mask (int bpp)
-{
- if (bpp == 32)
- return 0xffffffff;
- return (1 << bpp) - 1;
-}
-
-int
-compare_image(xcb_image_t *a, xcb_image_t *b)
-{
- int x, y;
- uint32_t a_pixel, b_pixel;
- uint32_t mask = pixel_mask (a->bpp) & pixel_mask (b->bpp);
-
- for (y = 0; y < a->height; y++)
- for (x = 0; x < a->width; x++) {
- a_pixel = xcb_image_get_pixel (a, x, y) & mask;
- b_pixel = xcb_image_get_pixel (b, x, y) & mask;
- if (a_pixel != b_pixel) {
- fprintf (stderr, "fail at %d,%d: 0x%x != 0x%x\n",
- x, y, a_pixel, b_pixel);
- return 0;
- }
- }
- return 1;
-}
-
-#define test_width 63
-#define test_height 2
-
-static xcb_image_t *
-create_test_image (void)
-{
- xcb_image_t *test_image;
- int x, y;
- uint32_t pixel;
- test_image = xcb_image_create(test_width, test_height,
- XCB_IMAGE_FORMAT_Z_PIXMAP,
- 32,
- 32,
- 32,
- 32,
- XCB_IMAGE_ORDER_LSB_FIRST,
- XCB_IMAGE_ORDER_LSB_FIRST,
- NULL, 0, NULL);
-
- pixel = 0;
- for (y = 0; y < test_height; y++)
- for (x = 0; x < test_width; x++) {
- xcb_image_put_pixel (test_image, x, y, pixel);
- pixel++;
- }
- return test_image;
-}
-
-static void
-convert_test (xcb_image_t *test, xcb_image_t *a)
-{
- int x, y;
-
- for (y = 0; y < test->height; y++)
- for (x = 0; x < test->width; x++)
- xcb_image_put_pixel (a, x, y, xcb_image_get_pixel (test, x, y));
-}
-
-static char *
-order_name (xcb_image_order_t order) {
- if (order == XCB_IMAGE_ORDER_MSB_FIRST)
- return "MSB";
- else
- return "LSB";
-}
-
-static void
-print_format (xcb_image_t *image)
-{
- switch (image->format) {
- case XCB_IMAGE_FORMAT_Z_PIXMAP: fprintf (stderr, "Z pixmap"); break;
- case XCB_IMAGE_FORMAT_XY_PIXMAP: fprintf (stderr, "XY pixmap"); break;
- case XCB_IMAGE_FORMAT_XY_BITMAP: fprintf (stderr, "XY bitmap"); break;
- }
- fprintf (stderr, " pad: %d bpp: %d depth: %d unit: %d planemask: 0x%08x",
- image->scanline_pad, image->bpp, image->depth, image->unit,
- image->plane_mask);
- fprintf (stderr, " byte order: %s bit order: %s stride: %d\n",
- order_name (image->byte_order), order_name (image->bit_order),
- image->stride);
-}
-
-int main (int argc, char **argv) {
- xcb_image_t *test_image;
- xcb_image_t *src_image;
- xcb_image_t *dst_image;
- int dst_format_i, dst_bpp_i, dst_unit_i, dst_byte_order_i, dst_bit_order_i;
- int src_format_i, src_bpp_i, src_unit_i, src_byte_order_i, src_bit_order_i;
- xcb_image_format_t dst_format, src_format;
- int dst_bpp, src_bpp;
- int dst_unit, src_unit;
- int dst_byte_order, src_byte_order;
- int dst_bit_order, src_bit_order;
-
- test_image = create_test_image ();
-
- for (dst_format_i = 0; dst_format_i < NFORMAT; dst_format_i++) {
- dst_format = formats[dst_format_i];
- for (src_format_i = 0; src_format_i < NFORMAT; src_format_i++) {
- src_format = formats[src_format_i];
- for (dst_bpp_i = 0; dst_bpp_i < NBPP; dst_bpp_i++) {
- dst_bpp = bpps[dst_bpp_i];
- for (src_bpp_i = 0; src_bpp_i < NBPP; src_bpp_i++) {
- src_bpp = bpps[src_bpp_i];
- for (dst_unit_i = 0; dst_unit_i < NUNIT; dst_unit_i++) {
- dst_unit = units[dst_unit_i];
- if (dst_format == XCB_IMAGE_FORMAT_Z_PIXMAP) {
- if (dst_bpp == 4 && dst_unit != 8)
- continue;
- if (dst_bpp > 4 && dst_unit != dst_bpp)
- continue;
- }
- if (dst_format == XCB_IMAGE_FORMAT_XY_BITMAP && dst_bpp != 1)
- continue;
- for (src_unit_i = 0; src_unit_i < NUNIT; src_unit_i++) {
- src_unit = units[src_unit_i];
- if (src_format == XCB_IMAGE_FORMAT_Z_PIXMAP) {
- if (src_bpp == 4 && src_unit != 8)
- continue;
- if (src_bpp > 4 && src_unit != src_bpp)
- continue;
- }
- if (src_format == XCB_IMAGE_FORMAT_XY_BITMAP && src_bpp != 1)
- continue;
- for (dst_byte_order_i = 0; dst_byte_order_i < NBYTE_ORDER; dst_byte_order_i++) {
- dst_byte_order = byte_orders[dst_byte_order_i];
- for (src_byte_order_i = 0; src_byte_order_i < NBYTE_ORDER; src_byte_order_i++) {
- src_byte_order = byte_orders[src_byte_order_i];
- for (dst_bit_order_i = 0; dst_bit_order_i < NBYTE_ORDER; dst_bit_order_i++) {
- dst_bit_order = byte_orders[dst_bit_order_i];
- if (dst_format == XCB_IMAGE_FORMAT_Z_PIXMAP && dst_bit_order != dst_byte_order)
- continue;
- for (src_bit_order_i = 0; src_bit_order_i < NBYTE_ORDER; src_bit_order_i++) {
- src_bit_order = byte_orders[src_bit_order_i];
- if (src_format == XCB_IMAGE_FORMAT_Z_PIXMAP && src_bit_order != src_byte_order)
- continue;
- src_image = xcb_image_create (test_width, test_height, src_format, 32, src_bpp, src_bpp, src_unit,
- src_byte_order, src_bit_order, NULL, 0, NULL);
- dst_image = xcb_image_create (test_width, test_height, dst_format, 32, dst_bpp, dst_bpp, dst_unit,
- dst_byte_order, dst_bit_order, NULL, 0, NULL);
- convert_test (test_image, src_image);
- if (!compare_image (test_image, src_image)) {
- fprintf (stderr, "Initialization failure:\n");
- fprintf (stderr, "src format: "); print_format(src_image);
- exit (1);
- }
- xcb_image_convert (src_image, dst_image);
- if (!compare_image (src_image, dst_image)) {
- /*
- * Call the conversion function again so that debugging
- * is easier
- */
- fprintf (stderr, "Conversion failure:\n");
- fprintf (stderr, "src format: "); print_format(src_image);
- fprintf (stderr, "dst format: "); print_format(dst_image);
- exit (1);
- }
- xcb_image_destroy (src_image);
- xcb_image_destroy (dst_image);
- }
- }
- }
- }
- }
- }
- }
- }
- }
- }
- return 0;
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-24 12:29:47 +0000