diff options
Diffstat (limited to 'libs/cairo-1.16.0/test/pdf-mime-data.c')
| -rw-r--r-- | libs/cairo-1.16.0/test/pdf-mime-data.c | 187 |
1 files changed, 187 insertions, 0 deletions
diff --git a/libs/cairo-1.16.0/test/pdf-mime-data.c b/libs/cairo-1.16.0/test/pdf-mime-data.c new file mode 100644 index 0000000..69fafa1 --- /dev/null +++ b/libs/cairo-1.16.0/test/pdf-mime-data.c @@ -0,0 +1,187 @@ +/* + * 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) |