Attachment 69507 Details for Bug 54950 – cairo test code

[patch] cairo test code

pdfprint.c (text/plain), 4.21 KB, created by Adrian Johnson on 2012-11-04 00:13:14 UTC

(hide)

Description:

Filename:

MIME Type:

Creator: Adrian Johnson

Created: 2012-11-04 00:13:14 UTC

Size: 4.21 KB

patch

obsolete

>/* Compile with
> *     gcc -o pdfprint pdfprint.c `pkg-config --cflags --libs poppler-glib`
> */
>
>#include <stdio.h>
>#include <stdlib.h>
>#include <math.h>
>#include <poppler.h>
>#include <cairo.h>
>#include <cairo-ps.h>
>#include <cairo-pdf.h>
>
>#define PRINT_PNG 1
>//#define PRINT_PS 1
>#define PRINT_PDF 1
>
>
>int main(int argc, char *argv[])
>{
>    PopplerDocument *document;
>    PopplerPage *page;
>    double width, height;
>    GError *error;
>    const char *filename;
>    gchar *absolute, *uri;
>    int num_pages, i;
>    cairo_surface_t *surface;
>    cairo_t *cr;
>    cairo_status_t status;
>
>    if (argc < 1 || argc > 2) {
>	printf ("Usage: pdfprint input_file.pdf\n");
>	printf ("\n");
>	printf ("output files: pdfprint.pdf, pdfprint.ps, pdfprint.png\n");
>	return 0;
>    }
>
>    filename = argv[1];
>    g_type_init ();
>    error = NULL;
>
>    if (g_path_is_absolute(filename)) {
>	absolute = g_strdup (filename);
>    } else {
>	gchar *dir = g_get_current_dir ();
>	absolute = g_build_filename (dir, filename, (gchar *) 0);
>	free (dir);
>    }
>
>    uri = g_filename_to_uri (absolute, NULL, &error);
>    free (absolute);
>    if (uri == NULL) {
>	printf("poppler fail: %s\n", error->message);
>	return 1;
>    }
>
>    document = poppler_document_new_from_file (uri, NULL, &error);
>    if (document == NULL) {
>	printf("poppler fail: %s\n", error->message);
>	return 1;
>    }
>
>    num_pages = poppler_document_get_n_pages (document);
>
>#if PRINT_PNG
>    printf("Creating pdfprint.png\n");
>    page = poppler_document_get_page (document, 0);
>    if (page == NULL) {
>	printf("poppler fail: page 1 not found\n");
>	return 1;
>    }
>    poppler_page_get_size (page, &width, &height);
>    surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, ceil(width), ceil(height));
>    cr = cairo_create (surface);
>    cairo_save (cr);
>    poppler_page_render (page, cr);
>    g_object_unref (page);
>
>    cairo_set_operator (cr, CAIRO_OPERATOR_DEST_OVER);
>    cairo_set_source_rgb (cr, 1, 1, 1);
>    cairo_paint (cr);
>    cairo_restore (cr);
>
>    status = cairo_status(cr);
>    if (status)
>	printf("Status: %s\n", cairo_status_to_string (status));
>    cairo_destroy (cr);
>    cairo_surface_write_to_png (surface, "pdfprint.png");
>    status = cairo_surface_status(surface);
>    if (status)
>	printf("Surface status: %s\n", cairo_status_to_string (status));
>    cairo_surface_destroy (surface);
>#endif
>
>#if PRINT_PS
>    printf("Creating pdfprint.ps\n");
>    surface = cairo_ps_surface_create ("pdfprint.ps", 595, 842);
>    cairo_ps_surface_restrict_to_level(surface, CAIRO_PS_LEVEL_3);
>    cr = cairo_create (surface);
>    for (i = 0; i < num_pages; i++) {
>	page = poppler_document_get_page (document, i);
>	if (page == NULL) {
>	    printf("poppler fail: page not found\n");
>	    return 1;
>	}
>	poppler_page_get_size (page, &width, &height);
>	cairo_ps_surface_set_size (surface, width, height);
>	cairo_save (cr);
>	poppler_page_render_for_printing (page, cr);
>	cairo_restore (cr);
>	cairo_surface_show_page (surface);
>	g_object_unref (page);
>    }
>    status = cairo_status(cr);
>    if (status)
>	printf("Status: %s\n", cairo_status_to_string (status));
>    cairo_destroy (cr);
>    cairo_surface_finish (surface);
>    status = cairo_surface_status(surface);
>    if (status)
>	printf("Surface status: %s\n", cairo_status_to_string (status));
>    cairo_surface_destroy (surface);
>#endif
>    
>#if PRINT_PDF
>    printf("Creating pdfprint.pdf\n");
>    surface = cairo_pdf_surface_create ("pdfprint.pdf", 595, 842);
>    cr = cairo_create (surface);
>    for (i = 0; i < num_pages; i++) {
>	page = poppler_document_get_page (document, i);
>	if (page == NULL) {
>	    printf("poppler fail: page not found\n");
>	    return 1;
>	}
>	poppler_page_get_size (page, &width, &height);
>	cairo_pdf_surface_set_size (surface, width, height);
>	cairo_save (cr);
>	poppler_page_render_for_printing (page, cr);
>	cairo_restore (cr);
>	cairo_surface_show_page (surface);
>	g_object_unref (page);
>    }
>    status = cairo_status(cr);
>    if (status)
>	printf("Status: %s\n", cairo_status_to_string (status));
>    cairo_destroy (cr);
>    cairo_surface_finish (surface);
>    status = cairo_surface_status(surface);
>    if (status)
>	printf("Surface status: %s\n", cairo_status_to_string (status));
>    cairo_surface_destroy (surface);
>#endif
>    
>    g_object_unref (document);
>
>    return 0;
>}

Actions: View | Splinter Review

Attachments on bug 54950: 67194 | 67195 | 69496 | 69507

Use of freedesktop.org services, including Bugzilla, is subject to our Code of Conduct. How we collect and use information is described in our Privacy Policy.