X-Git-Url: https://www.fi.muni.cz/~kas/git//home/kas/public_html/git/?a=blobdiff_plain;f=thumbnailer%2Fevince-thumbnailer.c;h=9cc572f368ce242ab222783281ef010723301460;hb=776a6fe02961d8901d21e172633d3c8d1c85dc93;hp=9c9bff26e253c514b378179ed1adf073987391ea;hpb=96ab01a78dafd62f121b11010a9857cbd9a7922c;p=evince.git diff --git a/thumbnailer/evince-thumbnailer.c b/thumbnailer/evince-thumbnailer.c index 9c9bff26..9cc572f3 100644 --- a/thumbnailer/evince-thumbnailer.c +++ b/thumbnailer/evince-thumbnailer.c @@ -16,86 +16,75 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ -#include -#include -#include -#include -#include +#include -#include -#include -#include +#include +#include + +#include #include #define THUMBNAIL_SIZE 128 -static EvDocument * -get_document_from_uri (const char *uri, gboolean slow, gchar **mime_type) -{ - EvDocument *document = NULL; - GnomeVFSFileInfo *info; - GnomeVFSResult result; - - info = gnome_vfs_file_info_new (); - result = gnome_vfs_get_file_info (uri, info, - GNOME_VFS_FILE_INFO_GET_MIME_TYPE | - GNOME_VFS_FILE_INFO_FOLLOW_LINKS | - (slow ? GNOME_VFS_FILE_INFO_FORCE_SLOW_MIME_TYPE : 0)); - if (result != GNOME_VFS_OK || info->mime_type == NULL) { - goto end; - } - - document = ev_document_factory_get_document (info->mime_type); - if (mime_type != NULL) { - *mime_type = info->mime_type ? g_strdup (info->mime_type) : NULL; - } +static gint size = THUMBNAIL_SIZE; +static const gchar **file_arguments; -end: - gnome_vfs_file_info_unref (info); - return document; -} +static const GOptionEntry goption_options[] = { + { "size", 's', 0, G_OPTION_ARG_INT, &size, NULL, "SIZE" }, + { G_OPTION_REMAINING, 0, 0, G_OPTION_ARG_FILENAME_ARRAY, &file_arguments, NULL, " " }, + { NULL } +}; -static gboolean -evince_thumbnail_pngenc_get (const char *uri, const char *thumbnail, int size) +struct AsyncData { + EvDocument *document; + const gchar *output; + gint size; + gboolean success; +}; + +static EvDocument * +evince_thumbnailer_get_document (const gchar *uri) { EvDocument *document = NULL; - GError *error = NULL; - GdkPixbuf *pixbuf; - char *mime_type = NULL; + GError *error = NULL; - document = get_document_from_uri (uri, FALSE, &mime_type); - if (document == NULL) { - document = get_document_from_uri (uri, TRUE, &mime_type); - } - if (document == NULL) { - return FALSE; - } - - if (!ev_document_load (document, uri, &error)) { + document = ev_document_factory_get_document (uri, &error); + if (error) { if (error->domain == EV_DOCUMENT_ERROR && - error->code == EV_DOCUMENT_ERROR_ENCRYPTED) { + error->code == EV_DOCUMENT_ERROR_ENCRYPTED) { /* FIXME: Create a thumb for cryp docs */ + g_error_free (error); + return NULL; } g_error_free (error); - return FALSE; + return NULL; } + + return document; +} - if (!EV_IS_DOCUMENT_THUMBNAILS (document)) { - return FALSE; - } +static gboolean +evince_thumbnail_pngenc_get (EvDocument *document, const char *thumbnail, int size) +{ + EvRenderContext *rc; + double width, height; + GdkPixbuf *pixbuf; + EvPage *page; + + page = ev_document_get_page (document, 0); + + ev_document_get_page_size (document, page, &width, &height); - pixbuf = ev_document_thumbnails_get_thumbnail - (EV_DOCUMENT_THUMBNAILS (document), 0, - EV_ORIENTATION_PORTRAIT, size, FALSE); + rc = ev_render_context_new (page, 0, size / width); + pixbuf = ev_document_thumbnails_get_thumbnail (EV_DOCUMENT_THUMBNAILS (document), + rc, FALSE); + g_object_unref (rc); + g_object_unref (page); if (pixbuf != NULL) { const char *overlaid_icon_name = NULL; - if (strcmp (mime_type, "application/pdf") == 0) { - overlaid_icon_name = "pdf-icon.png"; - } - if (overlaid_icon_name) { GdkPixbuf *overlaid_pixbuf; @@ -118,59 +107,141 @@ evince_thumbnail_pngenc_get (const char *uri, const char *thumbnail, int size) 1, 1, GDK_INTERP_NEAREST, 100); - gdk_pixbuf_unref (overlaid_pixbuf); + g_object_unref (overlaid_pixbuf); } } + if (gdk_pixbuf_save (pixbuf, thumbnail, "png", NULL, NULL)) { - gdk_pixbuf_unref (pixbuf); - g_object_unref (document); + g_object_unref (pixbuf); return TRUE; - } else { - gdk_pixbuf_unref (pixbuf); - g_object_unref (document); } + + g_object_unref (pixbuf); } + return FALSE; } +static gpointer +evince_thumbnail_pngenc_get_async (struct AsyncData *data) +{ + ev_document_doc_mutex_lock (); + data->success = evince_thumbnail_pngenc_get (data->document, + data->output, + data->size); + ev_document_doc_mutex_unlock (); + + g_idle_add ((GSourceFunc)gtk_main_quit, NULL); + + return NULL; +} + +static void +print_usage (GOptionContext *context) +{ + gchar *help; + + help = g_option_context_get_help (context, TRUE, NULL); + g_print ("%s", help); + g_free (help); +} + int main (int argc, char *argv[]) { - int res; - char *input, *output; - int size; - char *uri; - - if (argc <= 2 || argc > 5 || strcmp (argv[1], "-h") == 0 || - strcmp (argv[1], "--help") == 0) { - g_print ("Usage: %s [-s ] \n", argv[0]); + EvDocument *document; + GOptionContext *context; + const char *input; + const char *output; + char *uri; + GFile *file; + GError *error = NULL; + + context = g_option_context_new ("- GNOME Document Thumbnailer"); + g_option_context_add_main_entries (context, goption_options, NULL); + + if (!g_option_context_parse (context, &argc, &argv, &error)) { + g_printerr ("%s\n", error->message); + g_error_free (error); + print_usage (context); + g_option_context_free (context); + return -1; } - res = gnome_vfs_init (); + input = file_arguments ? file_arguments[0] : NULL; + output = input ? file_arguments[1] : NULL; + if (!input || !output) { + print_usage (context); + g_option_context_free (context); - if (!strcmp (argv[1], "-s")) { - input = argv[3]; - output = argv[4]; - size = g_strtod (argv[2], NULL); - } else { - input = argv[1]; - output = argv[2]; - size = THUMBNAIL_SIZE; + return -1; } + + g_option_context_free (context); - if (size < 40) { - g_print ("Size cannot be smaller than 40 pixels\n"); + if (size < 1) { + g_print ("Size cannot be smaller than 1 pixel\n"); return -1; } - uri = gnome_vfs_make_uri_from_shell_arg (input); + input = file_arguments[0]; + output = file_arguments[1]; + + g_type_init (); + + if (!g_thread_supported ()) + g_thread_init (NULL); + + if (!ev_init ()) + return -1; + + file = g_file_new_for_commandline_arg (input); + uri = g_file_get_uri (file); + document = evince_thumbnailer_get_document (uri); + + g_object_unref (file); + g_free (uri); + + if (!document) { + ev_shutdown (); + return -2; + } + + if (!EV_IS_DOCUMENT_THUMBNAILS (document)) { + g_object_unref (document); + ev_shutdown (); + return -2; + } + + if (EV_IS_ASYNC_RENDERER (document)) { + struct AsyncData data; - if (evince_thumbnail_pngenc_get (uri, output, size)) { - g_free (uri); - return 0; - } else { - g_free (uri); + gtk_init (&argc, &argv); + + data.document = document; + data.output = output; + data.size = size; + + g_thread_create ((GThreadFunc) evince_thumbnail_pngenc_get_async, + &data, FALSE, NULL); + + gtk_main (); + + g_object_unref (document); + ev_shutdown (); + + return data.success ? 0 : -2; + } + + if (!evince_thumbnail_pngenc_get (document, output, size)) { + g_object_unref (document); + ev_shutdown (); return -2; } + + g_object_unref (document); + ev_shutdown (); + + return 0; }