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/*
* Copyright © 2008 Adrian Johnson
*
* 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 OR COPYRIGHT HOLDERS
* 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.
*
* Author: Adrian Johnson <ajohnson@redneon.com>
*/
#include "cairo-test.h"
#include <stdio.h>
#include <errno.h>
#include <cairo.h>
#include <cairo-pdf.h>
/* This test checks that the mime data is correctly used by the PDF
* surface when embedding images..
*/
/* Both a *.png and *.jpg file with this name is required since we
* are not using a jpeg library */
#define IMAGE_FILE "romedalen"
#define BASENAME "pdf-mime-data.out"
static cairo_test_status_t
read_file (const cairo_test_context_t *ctx,
const char *file,
unsigned char **data,
unsigned int *len)
{
FILE *fp;
fp = fopen (file, "rb");
if (fp == NULL) {
char filename[4096];
/* try again with srcdir */
snprintf (filename, sizeof (filename),
"%s/%s", ctx->srcdir, file);
fp = fopen (filename, "rb");
}
if (fp == NULL) {
switch (errno) {
case ENOMEM:
cairo_test_log (ctx, "Could not create file handle for %s due to \
lack of memory\n", file);
return CAIRO_TEST_NO_MEMORY;
default:
cairo_test_log (ctx, "Could not get the file handle for %s\n", file);
return CAIRO_TEST_FAILURE;
}
}
fseek (fp, 0, SEEK_END);
*len = ftell(fp);
fseek (fp, 0, SEEK_SET);
*data = malloc (*len);
if (*data == NULL) {
fclose(fp);
cairo_test_log (ctx, "Could not allocate memory for buffer to read \
from file %s\n", file);
return CAIRO_TEST_NO_MEMORY;
}
if (fread(*data, *len, 1, fp) != 1) {
free (*data);
fclose(fp);
cairo_test_log (ctx, "Could not read data from file %s\n", file);
return CAIRO_TEST_FAILURE;
}
fclose(fp);
return CAIRO_TEST_SUCCESS;
}
static cairo_test_status_t
preamble (cairo_test_context_t *ctx)
{
cairo_surface_t *image;
cairo_surface_t *surface;
cairo_t *cr;
cairo_status_t status, status2;
cairo_test_status_t test_status;
int width, height;
unsigned char *data;
unsigned char *out_data;
unsigned int len, out_len;
char command[4096];
int exit_status;
char *filename;
const char *path = cairo_test_mkdir (CAIRO_TEST_OUTPUT_DIR) ? CAIRO_TEST_OUTPUT_DIR : ".";
if (! cairo_test_is_target_enabled (ctx, "pdf"))
return CAIRO_TEST_UNTESTED;
image = cairo_image_surface_create_from_png (IMAGE_FILE ".png");
test_status = read_file (ctx, IMAGE_FILE ".jpg", &data, &len);
if (test_status) {
return test_status;
}
cairo_surface_set_mime_data (image, CAIRO_MIME_TYPE_JPEG,
data, len,
free, data);
width = cairo_image_surface_get_width (image);
height = cairo_image_surface_get_height (image);
xasprintf (&filename, "%s/%s.pdf", path, BASENAME);
surface = cairo_pdf_surface_create (filename, width + 20, height + 20);
cr = cairo_create (surface);
cairo_translate (cr, 10, 10);
cairo_set_source_surface (cr, image, 0, 0);
cairo_paint (cr);
status = cairo_status (cr);
cairo_destroy (cr);
cairo_surface_finish (surface);
status2 = cairo_surface_status (surface);
if (status != CAIRO_STATUS_SUCCESS)
status = status2;
cairo_surface_destroy (surface);
cairo_surface_destroy (image);
if (status) {
cairo_test_log (ctx, "Failed to create pdf surface for file %s: %s\n",
filename, cairo_status_to_string (status));
free (filename);
return CAIRO_TEST_FAILURE;
}
printf ("pdf-mime-data: Please check %s to ensure it looks/prints correctly.\n", filename);
sprintf (command, "pdfimages -j %s %s", filename, CAIRO_TEST_OUTPUT_DIR "/" BASENAME);
exit_status = system (command);
free (filename);
if (exit_status) {
cairo_test_log (ctx, "pdfimages failed with exit status %d\n", exit_status);
return CAIRO_TEST_FAILURE;
}
test_status = read_file (ctx, IMAGE_FILE ".jpg", &data, &len);
if (test_status) {
return test_status;
}
test_status = read_file (ctx, CAIRO_TEST_OUTPUT_DIR "/" BASENAME "-000.jpg", &out_data, &out_len);
if (test_status) {
return test_status;
}
if (len != out_len || memcmp(data, out_data, len) != 0) {
free (data);
free (out_data);
cairo_test_log (ctx, "output mime data does not match source mime data\n");
return CAIRO_TEST_FAILURE;
}
free (data);
free (out_data);
return CAIRO_TEST_SUCCESS;
}
CAIRO_TEST (pdf_mime_data,
"Check mime data correctly used by PDF surface",
"pdf, mime-data", /* keywords */
NULL, /* requirements */
0, 0,
preamble, NULL)