417 lines
10 KiB
C
417 lines
10 KiB
C
/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*-
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*
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* Copyright (C) 2008 Bastien Nocera <bnocera@redhat.com>
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* Copyright (C) 2008 Richard Hughes <richard@hughsie.com>
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*
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* Licensed under the GNU General Public License Version 2
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include <gst/gst.h>
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#include <gst/pbutils/install-plugins.h>
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#include <string.h>
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#include <sys/utsname.h>
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#include <dbus/dbus-glib.h>
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typedef struct {
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GstStructure *structure;
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char *type_name;
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char *codec_name;
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char *app_name;
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} codec_info;
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enum {
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FIELD_VERSION = 0,
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FIELD_LAYER,
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FIELD_VARIANT,
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FIELD_SYSTEMSTREAM
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};
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/**
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* pk_gst_parse_codec:
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**/
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static codec_info *
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pk_gst_parse_codec (const char *codec)
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{
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char **split;
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GstStructure *s;
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char *type_name, *caps;
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codec_info *info;
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split = g_strsplit (codec, "|", -1);
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if (split == NULL || g_strv_length (split) != 5) {
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g_message ("PackageKit: not a GStreamer codec line");
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g_strfreev (split);
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return NULL;
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}
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if (strcmp (split[0], "gstreamer") != 0 ||
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strcmp (split[1], "0.10") != 0) {
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g_message ("PackageKit: not for GStreamer 0.10");
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g_strfreev (split);
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return NULL;
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}
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if (g_str_has_prefix (split[4], "uri") != FALSE) {
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char **ss;
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ss = g_strsplit (split[4], " ", 2);
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info = g_new0 (codec_info, 1);
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info->app_name = g_strdup (split[2]);
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info->codec_name = g_strdup (split[3]);
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info->type_name = g_strdup (ss[0]);
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g_strfreev (ss);
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g_strfreev (split);
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return info;
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}
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{
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char **ss;
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ss = g_strsplit (split[4], "-", 2);
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type_name = g_strdup (ss[0]);
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caps = g_strdup (ss[1]);
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g_strfreev (ss);
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}
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s = gst_structure_from_string (caps, NULL);
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if (s == NULL) {
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g_message ("PackageKit: failed to parse caps: %s", caps);
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g_strfreev (split);
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g_free (caps);
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g_free (type_name);
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return NULL;
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}
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/* remove fields that are almost always just MIN-MAX of some sort
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* in order to make the caps look less messy */
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gst_structure_remove_field (s, "pixel-aspect-ratio");
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gst_structure_remove_field (s, "framerate");
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gst_structure_remove_field (s, "channels");
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gst_structure_remove_field (s, "width");
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gst_structure_remove_field (s, "height");
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gst_structure_remove_field (s, "rate");
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gst_structure_remove_field (s, "depth");
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gst_structure_remove_field (s, "clock-rate");
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gst_structure_remove_field (s, "bitrate");
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info = g_new0 (codec_info, 1);
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info->app_name = g_strdup (split[2]);
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info->codec_name = g_strdup (split[3]);
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info->type_name = type_name;
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info->structure = s;
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g_strfreev (split);
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return info;
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}
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/**
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* pk_gst_field_get_type:
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**/
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static int
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pk_gst_field_get_type (const char *field_name)
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{
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if (strstr (field_name, "version") != NULL)
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return FIELD_VERSION;
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if (strcmp (field_name, "layer") == 0)
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return FIELD_LAYER;
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if (strcmp (field_name, "systemstream") == 0)
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return FIELD_SYSTEMSTREAM;
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if (strcmp (field_name, "variant") == 0)
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return FIELD_VARIANT;
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return -1;
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}
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/**
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* pk_gst_fields_type_compare:
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**/
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static gint
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pk_gst_fields_type_compare (const char *a, const char *b)
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{
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gint a_type, b_type;
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a_type = pk_gst_field_get_type (a);
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b_type = pk_gst_field_get_type (b);
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if (a_type < b_type)
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return -1;
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if (b_type < a_type)
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return 1;
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return 0;
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}
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/**
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* pk_gst_structure_to_provide:
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**/
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static char *
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pk_gst_structure_to_provide (GstStructure *s)
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{
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GString *string;
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guint i, num_fields;
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GList *fields, *l;
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num_fields = gst_structure_n_fields (s);
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fields = NULL;
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for (i = 0; i < num_fields; i++) {
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const char *field_name;
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field_name = gst_structure_nth_field_name (s, i);
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if (pk_gst_field_get_type (field_name) < 0) {
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//g_message ("PackageKit: ignoring field named %s", field_name);
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continue;
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}
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fields = g_list_insert_sorted (fields, g_strdup (field_name), (GCompareFunc) pk_gst_fields_type_compare);
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}
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string = g_string_new("");
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for (l = fields; l != NULL; l = l->next) {
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char *field_name;
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GType type;
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field_name = l->data;
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type = gst_structure_get_field_type (s, field_name);
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//g_message ("PackageKit: field is: %s, type: %s", field_name, g_type_name (type));
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if (type == G_TYPE_INT) {
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int value;
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gst_structure_get_int (s, field_name, &value);
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g_string_append_printf (string, "(%s=%d)", field_name, value);
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} else if (type == G_TYPE_BOOLEAN) {
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int value;
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gst_structure_get_boolean (s, field_name, &value);
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g_string_append_printf (string, "(%s=%s)", field_name, value ? "true" : "false");
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} else if (type == G_TYPE_STRING) {
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const char *value;
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value = gst_structure_get_string (s, field_name);
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g_string_append_printf (string, "(%s=%s)", field_name, value);
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} else {
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g_warning ("PackageKit: unhandled type! %s", g_type_name (type));
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}
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g_free (field_name);
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}
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g_list_free (fields);
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return g_string_free (string, FALSE);
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}
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/**
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* pk_gst_codec_free:
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**/
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static void
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pk_gst_codec_free (codec_info *codec)
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{
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if (codec->structure)
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gst_structure_free (codec->structure);
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g_free (codec->type_name);
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g_free (codec->codec_name);
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g_free (codec->app_name);
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}
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/**
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* pk_gst_get_arch_suffix:
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*
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* Return value: something other than blank if we are running on 64 bit.
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**/
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static const gchar *
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pk_gst_get_arch_suffix (void)
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{
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gint retval;
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const gchar *suffix = "";
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struct utsname buf;
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retval = uname (&buf);
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/* did we get valid value? */
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if (retval != 0 || buf.machine == NULL) {
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g_warning ("PackageKit: cannot get machine type");
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goto out;
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}
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/* 32 bit machines */
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if (strcmp (buf.machine, "i386") == 0 ||
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strcmp (buf.machine, "i586") == 0 ||
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strcmp (buf.machine, "i686") == 0)
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goto out;
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/* 64 bit machines */
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if (strcmp (buf.machine, "x86_64") == 0) {
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suffix = "()(64bit)";
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goto out;
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}
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g_warning ("PackageKit: did not recognise machine type: '%s'", buf.machine);
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out:
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return suffix;
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}
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/**
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* main:
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**/
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int
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main (int argc, char **argv)
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{
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DBusGConnection *connection;
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DBusGProxy *proxy = NULL;
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GPtrArray *array = NULL;
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GValueArray *varray;
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GValue *value;
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gboolean ret;
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GType array_type;
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GOptionContext *context;
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GError *error = NULL;
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guint i;
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gchar **codecs = NULL;
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gint xid = 0;
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gint retval = GST_INSTALL_PLUGINS_ERROR;
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const gchar *suffix;
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const GOptionEntry options[] = {
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{ "transient-for", '\0', 0, G_OPTION_ARG_INT, &xid, "The XID of the parent window", NULL },
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{ G_OPTION_REMAINING, '\0', 0, G_OPTION_ARG_FILENAME_ARRAY, &codecs, "GStreamer install infos", NULL },
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{ NULL }
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};
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g_type_init ();
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gst_init (&argc, &argv);
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context = g_option_context_new ("Install missing codecs");
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g_option_context_add_main_entries (context, options, NULL);
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if (!g_option_context_parse (context, &argc, &argv, &error)) {
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g_print ("%s\nRun '%s --help' to see a full list of available command line options.\n",
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error->message, argv[0]);
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g_error_free (error);
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goto out;
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}
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if (codecs == NULL) {
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g_print ("Missing codecs information\n");
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g_print ("Run 'with --help' to see a full list of available command line options.\n");
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goto out;
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}
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/* get bus */
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connection = dbus_g_bus_get (DBUS_BUS_SESSION, &error);
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if (connection == NULL) {
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g_print ("Could not connect to session DBUS: %s\n", error->message);
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g_error_free (error);
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goto out;
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}
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/* get proxy */
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proxy = dbus_g_proxy_new_for_name (connection,
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"org.freedesktop.PackageKit",
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"/org/freedesktop/PackageKit",
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"org.freedesktop.PackageKit");
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if (proxy == NULL) {
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g_print ("Cannot connect to PackageKit session service\n");
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goto out;
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}
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/* use a ()(64bit) suffix for 64 bit */
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suffix = pk_gst_get_arch_suffix ();
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/* process argv */
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array = g_ptr_array_new ();
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for (i = 0; codecs[i] != NULL; i++) {
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codec_info *info;
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char *s;
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char *type;
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info = pk_gst_parse_codec (codecs[i]);
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if (info == NULL) {
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g_print ("skipping %s\n", codecs[i]);
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continue;
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}
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g_message ("PackageKit: Codec nice name: %s", info->codec_name);
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if (info->structure != NULL) {
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s = pk_gst_structure_to_provide (info->structure);
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type = g_strdup_printf ("gstreamer0.10(%s-%s)%s%s", info->type_name,
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gst_structure_get_name (info->structure), s, suffix);
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g_free (s);
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g_message ("PackageKit: structure: %s", type);
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} else {
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type = g_strdup_printf ("gstreamer0.10(%s)", info->type_name);
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g_message ("PackageKit: non-structure: %s", type);
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}
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/* create (ss) structure */
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varray = g_value_array_new (2);
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value = g_new0 (GValue, 1);
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g_value_init (value, G_TYPE_STRING);
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g_value_set_string (value, info->codec_name);
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g_value_array_append (varray, value);
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g_value_reset (value);
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g_value_set_string (value, type);
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g_value_array_append (varray, value);
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g_value_unset (value);
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g_free (value);
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/* add to array of (ss) */
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g_ptr_array_add (array, varray);
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/* free codec structure */
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pk_gst_codec_free (info);
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}
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/* marshall a(ss) */
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array_type = dbus_g_type_get_collection ("GPtrArray",
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dbus_g_type_get_struct("GValueArray",
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G_TYPE_STRING,
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G_TYPE_STRING,
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G_TYPE_INVALID));
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/* invoke the method */
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ret = dbus_g_proxy_call (proxy, "InstallGStreamerCodecs", &error,
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G_TYPE_UINT, xid,
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G_TYPE_UINT, 0,
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array_type, array,
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G_TYPE_INVALID,
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G_TYPE_INVALID);
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if (!ret) {
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/* use the error string to return a good GStreamer exit code */
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retval = GST_INSTALL_PLUGINS_NOT_FOUND;
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if (g_strrstr (error->message, "did not agree to search") != NULL)
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retval = GST_INSTALL_PLUGINS_USER_ABORT;
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else if (g_strrstr (error->message, "not all codecs were installed") != NULL)
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retval = GST_INSTALL_PLUGINS_PARTIAL_SUCCESS;
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g_message ("PackageKit: Did not install codec: %s", error->message);
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g_error_free (error);
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goto out;
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}
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/* all okay */
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retval = GST_INSTALL_PLUGINS_SUCCESS;
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out:
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if (array != NULL) {
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g_ptr_array_foreach (array, (GFunc) g_value_array_free, NULL);
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g_ptr_array_free (array, TRUE);
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}
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if (proxy != NULL)
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g_object_unref (proxy);
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return retval;
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}
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