blob: 2cf1be65b5e3e66b4ac5cbce694cac9cc610f876 [file] [log] [blame]
Kristian Høgsbergfc783d42010-06-11 12:56:24 -04001/*
2 * Copyright © 2008 Kristian Høgsberg
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software Foundation,
16 * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
17 */
18
19#include <stdlib.h>
Kristian Høgsbergfc783d42010-06-11 12:56:24 -040020
21#include "compositor.h"
Kristian Høgsbergc5dcb902010-09-14 15:53:32 -040022#include "screenshooter-server-protocol.h"
Kristian Høgsbergfc783d42010-06-11 12:56:24 -040023
Kristian Høgsbergcf57dc52011-04-18 10:33:25 -040024struct screenshooter {
Kristian Høgsbergfc783d42010-06-11 12:56:24 -040025 struct wl_object base;
26 struct wlsc_compositor *ec;
27};
28
Kristian Høgsbergfc783d42010-06-11 12:56:24 -040029static void
Kristian Høgsberg85449032011-05-02 12:11:07 -040030screenshooter_shoot(struct wl_client *client,
Kristian Høgsberg904055a2011-08-18 17:55:30 -040031 struct wl_resource *resource,
Kristian Høgsberg85449032011-05-02 12:11:07 -040032 struct wl_output *output_base, struct wl_buffer *buffer)
Kristian Høgsbergfc783d42010-06-11 12:56:24 -040033{
Kristian Høgsberg85449032011-05-02 12:11:07 -040034 struct wlsc_output *output = (struct wlsc_output *) output_base;
Kristian Høgsbergfc783d42010-06-11 12:56:24 -040035
Kristian Høgsberg85449032011-05-02 12:11:07 -040036 if (!wl_buffer_is_shm(buffer))
37 return;
Kristian Høgsbergfc783d42010-06-11 12:56:24 -040038
Kristian Høgsberg8f0ce052011-06-21 11:16:58 -040039 if (buffer->width < output->current->width ||
40 buffer->height < output->current->height)
Kristian Høgsberg85449032011-05-02 12:11:07 -040041 return;
Kristian Høgsbergfc783d42010-06-11 12:56:24 -040042
Kristian Høgsberg85449032011-05-02 12:11:07 -040043 glPixelStorei(GL_PACK_ALIGNMENT, 1);
Kristian Høgsberg8f0ce052011-06-21 11:16:58 -040044 glReadPixels(0, 0, output->current->width, output->current->height,
Kristian Høgsberg85449032011-05-02 12:11:07 -040045 GL_RGBA, GL_UNSIGNED_BYTE,
46 wl_shm_buffer_get_data(buffer));
Kristian Høgsbergfc783d42010-06-11 12:56:24 -040047}
48
Kristian Høgsbergcf57dc52011-04-18 10:33:25 -040049struct screenshooter_interface screenshooter_implementation = {
Kristian Høgsbergfc783d42010-06-11 12:56:24 -040050 screenshooter_shoot
51};
52
53void
54screenshooter_create(struct wlsc_compositor *ec)
55{
Kristian Høgsbergcf57dc52011-04-18 10:33:25 -040056 struct screenshooter *shooter;
Kristian Høgsbergfc783d42010-06-11 12:56:24 -040057
58 shooter = malloc(sizeof *shooter);
59 if (shooter == NULL)
60 return;
61
Kristian Høgsbergcf57dc52011-04-18 10:33:25 -040062 shooter->base.interface = &screenshooter_interface;
Kristian Høgsbergfc783d42010-06-11 12:56:24 -040063 shooter->base.implementation =
64 (void(**)(void)) &screenshooter_implementation;
65 shooter->ec = ec;
66
67 wl_display_add_object(ec->wl_display, &shooter->base);
68 wl_display_add_global(ec->wl_display, &shooter->base, NULL);
69};