diff options
Diffstat (limited to 'src/input/strict_scr.c')
-rw-r--r-- | src/input/strict_scr.c | 142 |
1 files changed, 0 insertions, 142 deletions
diff --git a/src/input/strict_scr.c b/src/input/strict_scr.c deleted file mode 100644 index a0c78f1f3..000000000 --- a/src/input/strict_scr.c +++ /dev/null @@ -1,142 +0,0 @@ -/* - * Copyright (C) 2002 the xine project - * - * This file is part of xine, a unix video player. - * - * xine is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * xine is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA - * - * $Id: strict_scr.c,v 1.2 2002/02/09 07:13:23 guenter Exp $ - * - * scr plugin that may not allow others to adjust it (used for streaming) - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include <string.h> - -#include "xine_internal.h" -#include "strict_scr.h" - -static int strictscr_get_priority (scr_plugin_t *scr) { - return 100; /* very high priority */ -} - -/* Only call this when already mutex locked */ -static void strictscr_set_pivot (strictscr_t *this) { - - struct timeval tv; - uint32_t pts; - double pts_calc; - - gettimeofday(&tv, NULL); - pts_calc = (tv.tv_sec - this->cur_time.tv_sec) * this->speed_factor; - pts_calc += (tv.tv_usec - this->cur_time.tv_usec) * this->speed_factor / 1e6; - pts = this->cur_pts + pts_calc; - -/* This next part introduces a one off inaccuracy - * to the scr due to rounding tv to pts. - */ - this->cur_time.tv_sec=tv.tv_sec; - this->cur_time.tv_usec=tv.tv_usec; - this->cur_pts=pts; - - return ; -} - -static int strictscr_set_speed (scr_plugin_t *scr, int speed) { - strictscr_t *this = (strictscr_t*) scr; - - pthread_mutex_lock (&this->lock); - - strictscr_set_pivot( this ); - this->speed_factor = (double) speed * 90000.0 / 4.0; - - pthread_mutex_unlock (&this->lock); - - return speed; -} - -static void strictscr_adjust (scr_plugin_t *scr, int64_t vpts) { - - strictscr_t *this = (strictscr_t*) scr; - struct timeval tv; - - if (this->adjustable) { - - pthread_mutex_lock (&this->lock); - - gettimeofday(&tv, NULL); - this->cur_time.tv_sec=tv.tv_sec; - this->cur_time.tv_usec=tv.tv_usec; - this->cur_pts = vpts; - - pthread_mutex_unlock (&this->lock); - } -} - -static void strictscr_start (scr_plugin_t *scr, int64_t start_vpts) { - strictscr_t *this = (strictscr_t*) scr; - - pthread_mutex_lock (&this->lock); - - gettimeofday(&this->cur_time, NULL); - this->cur_pts = start_vpts; - - pthread_mutex_unlock (&this->lock); -} - -static int64_t strictscr_get_current (scr_plugin_t *scr) { - strictscr_t *this = (strictscr_t*) scr; - - struct timeval tv; - int64_t pts; - double pts_calc; - pthread_mutex_lock (&this->lock); - - gettimeofday(&tv, NULL); - - pts_calc = (tv.tv_sec - this->cur_time.tv_sec) * this->speed_factor; - pts_calc += (tv.tv_usec - this->cur_time.tv_usec) * this->speed_factor / 1e6; - - pts = this->cur_pts + pts_calc; - - pthread_mutex_unlock (&this->lock); - - return pts; -} - -strictscr_t* strictscr_init () { - strictscr_t *this; - - this = malloc(sizeof(*this)); - memset(this, 0, sizeof(*this)); - - this->scr.interface_version = 2; - this->scr.get_priority = strictscr_get_priority; - this->scr.set_speed = strictscr_set_speed; - this->scr.adjust = strictscr_adjust; - this->scr.start = strictscr_start; - this->scr.get_current = strictscr_get_current; - strictscr_set_speed (&this->scr, SPEED_NORMAL); - - this->adjustable = 0; - - pthread_mutex_init (&this->lock, NULL); - - return this; -} - |