80 lines
2.2 KiB
C
80 lines
2.2 KiB
C
/*
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* Copyright © 2008 Kristian Høgsberg
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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 Foundation,
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* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include <stdlib.h>
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#include "compositor.h"
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#include "screenshooter-server-protocol.h"
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struct screenshooter {
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struct wl_object base;
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struct wlsc_compositor *ec;
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};
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static void
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screenshooter_shoot(struct wl_client *client,
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struct wl_resource *resource,
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struct wl_resource *output_resource,
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struct wl_resource *buffer_resource)
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{
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struct wlsc_output *output = output_resource->data;
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struct wl_buffer *buffer = buffer_resource->data;
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if (!wl_buffer_is_shm(buffer))
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return;
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if (buffer->width < output->current->width ||
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buffer->height < output->current->height)
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return;
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glPixelStorei(GL_PACK_ALIGNMENT, 1);
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glReadPixels(0, 0, output->current->width, output->current->height,
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GL_RGBA, GL_UNSIGNED_BYTE,
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wl_shm_buffer_get_data(buffer));
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}
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struct screenshooter_interface screenshooter_implementation = {
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screenshooter_shoot
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};
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static void
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bind_shooter(struct wl_client *client,
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void *data, uint32_t version, uint32_t id)
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{
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wl_client_add_object(client, &screenshooter_interface,
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&screenshooter_implementation, id, data);
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}
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void
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screenshooter_create(struct wlsc_compositor *ec)
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{
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struct screenshooter *shooter;
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shooter = malloc(sizeof *shooter);
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if (shooter == NULL)
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return;
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shooter->base.interface = &screenshooter_interface;
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shooter->base.implementation =
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(void(**)(void)) &screenshooter_implementation;
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shooter->ec = ec;
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wl_display_add_global(ec->wl_display,
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&screenshooter_interface, shooter, bind_shooter);
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};
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