/*****************************************************************************
* clone.c : Clone video plugin for vlc
*****************************************************************************
- * Copyright (C) 2002 VideoLAN
- * $Id: clone.c,v 1.1 2002/08/04 17:23:43 sam Exp $
+ * Copyright (C) 2002, 2003 the VideoLAN team
+ * $Id$
*
* Authors: Samuel Hocevar <sam@zoy.org>
*
* 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.
- *
+ *
* This program 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
*
* 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, USA.
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
/*****************************************************************************
* Preamble
*****************************************************************************/
-#include <errno.h>
-#include <stdlib.h> /* malloc(), free() */
-#include <string.h>
-#include <vlc/vlc.h>
-#include <vlc/vout.h>
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <vlc_common.h>
+#include <vlc_plugin.h>
+#include <vlc_vout.h>
#include "filter_common.h"
+#define VOUTSEPARATOR ','
+
/*****************************************************************************
* Local prototypes
*****************************************************************************/
static void RemoveAllVout ( vout_thread_t *p_vout );
+static int SendEvents( vlc_object_t *, char const *,
+ vlc_value_t, vlc_value_t, void * );
+
/*****************************************************************************
* Module descriptor
*****************************************************************************/
#define COUNT_TEXT N_("Number of clones")
-#define COUNT_LONGTEXT N_("Select the number of video windows in which to "\
- "clone the video")
+#define COUNT_LONGTEXT N_("Number of video windows in which to "\
+ "clone the video.")
+
+#define VOUTLIST_TEXT N_("Video output modules")
+#define VOUTLIST_LONGTEXT N_("You can use specific video output modules " \
+ "for the clones. Use a comma-separated list of modules." )
+
+#define CFG_PREFIX "clone-"
vlc_module_begin();
- add_category_hint( N_("Miscellaneous"), NULL );
- add_integer( "clone-count", 2, NULL, COUNT_TEXT, COUNT_LONGTEXT );
- set_description( _("image clone video module") );
+ set_description( N_("Clone video filter") );
set_capability( "video filter", 0 );
+ set_shortname( N_("Clone" ));
+ set_category( CAT_VIDEO );
+ set_subcategory( SUBCAT_VIDEO_VFILTER );
+
+ add_integer( CFG_PREFIX "count", 2, NULL, COUNT_TEXT, COUNT_LONGTEXT, false );
+ add_string ( CFG_PREFIX "vout-list", NULL, NULL, VOUTLIST_TEXT, VOUTLIST_LONGTEXT, true );
+
add_shortcut( "clone" );
set_callbacks( Create, Destroy );
vlc_module_end();
+static const char *const ppsz_filter_options[] = {
+ "count", "vout-list", NULL
+};
+
/*****************************************************************************
* vout_sys_t: Clone video output method descriptor
*****************************************************************************
struct vout_sys_t
{
int i_clones;
+
+ /* list of vout modules to use. "default" will launch a default
+ * module. If specified, overrides the setting in i_clones (which it
+ * sets to the list length) */
+ char **ppsz_vout_list;
+
vout_thread_t **pp_vout;
};
+/*****************************************************************************
+ * Control: control facility for the vout (forwards to child vout)
+ *****************************************************************************/
+static int Control( vout_thread_t *p_vout, int i_query, va_list args )
+{
+ int i_vout;
+ for( i_vout = 0; i_vout < p_vout->p_sys->i_clones; i_vout++ )
+ {
+ vout_vaControl( p_vout->p_sys->pp_vout[ i_vout ], i_query, args );
+ }
+ return VLC_SUCCESS;
+}
+
/*****************************************************************************
* Create: allocates Clone video thread output method
*****************************************************************************
static int Create( vlc_object_t *p_this )
{
vout_thread_t *p_vout = (vout_thread_t *)p_this;
+ char *psz_clonelist;
/* Allocate structure */
p_vout->p_sys = malloc( sizeof( vout_sys_t ) );
if( p_vout->p_sys == NULL )
- {
- msg_Err( p_vout, "out of memory" );
- return( 1 );
- }
+ return VLC_ENOMEM;
p_vout->pf_init = Init;
p_vout->pf_end = End;
p_vout->pf_manage = NULL;
p_vout->pf_render = Render;
p_vout->pf_display = NULL;
+ p_vout->pf_control = Control;
+
+ config_ChainParse( p_vout, CFG_PREFIX, ppsz_filter_options,
+ p_vout->p_cfg );
+
+ psz_clonelist = var_CreateGetNonEmptyString( p_vout,
+ CFG_PREFIX "vout-list" );
+ if( psz_clonelist )
+ {
+ int i_dummy;
+ char *psz_token;
+
+ /* Count the number of defined vout */
+ p_vout->p_sys->i_clones = 1;
+ i_dummy = 0;
+ while( psz_clonelist[i_dummy] != 0 )
+ {
+ if( psz_clonelist[i_dummy] == VOUTSEPARATOR )
+ p_vout->p_sys->i_clones++;
+ i_dummy++;
+ }
- /* Look what method was requested */
- p_vout->p_sys->i_clones = config_GetInt( p_vout, "clone-count" );
+ p_vout->p_sys->ppsz_vout_list = malloc( p_vout->p_sys->i_clones
+ * sizeof(char *) );
+ if( !p_vout->p_sys->ppsz_vout_list )
+ {
+ free( psz_clonelist );
+ free( p_vout->p_sys );
+ return VLC_ENOMEM;
+ }
+
+ /* Tokenize the list */
+ i_dummy = 0;
+ psz_token = psz_clonelist;
+ while( psz_token && *psz_token )
+ {
+ char *psz_module;
+ psz_module = psz_token;
+ psz_token = strchr( psz_module, VOUTSEPARATOR );
+ if( psz_token )
+ {
+ *psz_token = '\0';
+ psz_token++;
+ }
+ p_vout->p_sys->ppsz_vout_list[i_dummy] = strdup( psz_module );
+ i_dummy++;
+ }
+
+ free( psz_clonelist );
+ }
+ else
+ {
+ /* No list was specified. We will use the default vout, and get
+ * the number of clones from clone-count */
+ p_vout->p_sys->i_clones =
+ var_CreateGetInteger( p_vout, CFG_PREFIX "count" );
+ p_vout->p_sys->ppsz_vout_list = NULL;
+ }
p_vout->p_sys->i_clones = __MAX( 1, __MIN( 99, p_vout->p_sys->i_clones ) );
{
msg_Err( p_vout, "out of memory" );
free( p_vout->p_sys );
- return( 1 );
+ return VLC_ENOMEM;
}
- return( 0 );
+ return VLC_SUCCESS;
}
/*****************************************************************************
{
int i_index, i_vout;
picture_t *p_pic;
-
+ char *psz_default_vout;
+ video_format_t fmt;
+
I_OUTPUTPICTURES = 0;
+ memset( &fmt, 0, sizeof(video_format_t) );
/* Initialize the output structure */
p_vout->output.i_chroma = p_vout->render.i_chroma;
p_vout->output.i_width = p_vout->render.i_width;
p_vout->output.i_height = p_vout->render.i_height;
p_vout->output.i_aspect = p_vout->render.i_aspect;
+ p_vout->fmt_out = p_vout->fmt_in;
+ fmt = p_vout->fmt_out;
/* Try to open the real video output */
msg_Dbg( p_vout, "spawning the real video outputs" );
+ /* Save the default vout */
+ psz_default_vout = config_GetPsz( p_vout, "vout" );
+
for( i_vout = 0; i_vout < p_vout->p_sys->i_clones; i_vout++ )
{
- p_vout->p_sys->pp_vout[ i_vout ] =
- vout_CreateThread( p_vout,
- p_vout->render.i_width, p_vout->render.i_height,
- p_vout->render.i_chroma, p_vout->render.i_aspect );
+ if( p_vout->p_sys->ppsz_vout_list == NULL
+ || ( !strncmp( p_vout->p_sys->ppsz_vout_list[i_vout],
+ "default", 8 ) ) )
+ {
+ p_vout->p_sys->pp_vout[i_vout] =
+ vout_Create( p_vout, &fmt );
+ }
+ else
+ {
+ /* create the appropriate vout instead of the default one */
+ config_PutPsz( p_vout, "vout",
+ p_vout->p_sys->ppsz_vout_list[i_vout] );
+ p_vout->p_sys->pp_vout[i_vout] =
+ vout_Create( p_vout, &fmt );
+
+ /* Reset the default value */
+ config_PutPsz( p_vout, "vout", psz_default_vout );
+ }
+
if( p_vout->p_sys->pp_vout[ i_vout ] == NULL )
{
msg_Err( p_vout, "failed to clone %i vout threads",
- p_vout->p_sys->i_clones );
+ p_vout->p_sys->i_clones );
p_vout->p_sys->i_clones = i_vout;
+ free( psz_default_vout );
RemoveAllVout( p_vout );
- return 0;
+ return VLC_EGENERIC;
}
+
+ ADD_CALLBACKS( p_vout->p_sys->pp_vout[ i_vout ], SendEvents );
}
+ free( psz_default_vout );
ALLOCATE_DIRECTBUFFERS( VOUT_MAX_PICTURES );
- return( 0 );
+ ADD_PARENT_CALLBACKS( SendEventsToChild );
+
+ return VLC_SUCCESS;
}
/*****************************************************************************
{
int i_index;
+ DEL_PARENT_CALLBACKS( SendEventsToChild );
+
/* Free the fake output buffers we allocated */
for( i_index = I_OUTPUTPICTURES ; i_index ; )
{
i_index--;
free( PP_OUTPUTPICTURE[ i_index ]->p_data_orig );
}
+
+ RemoveAllVout( p_vout );
}
/*****************************************************************************
{
vout_thread_t *p_vout = (vout_thread_t *)p_this;
- RemoveAllVout( p_vout );
-
free( p_vout->p_sys->pp_vout );
free( p_vout->p_sys );
}
vout_CreatePicture( p_vout->p_sys->pp_vout[ i_vout ], 0, 0, 0 )
) == NULL )
{
- if( p_vout->b_die || p_vout->b_error )
+ if( !vlc_object_alive (p_vout) || p_vout->b_error )
{
vout_DestroyPicture(
p_vout->p_sys->pp_vout[ i_vout ], p_outpic );
for( i_plane = 0 ; i_plane < p_pic->i_planes ; i_plane++ )
{
- u8 *p_in, *p_in_end, *p_out;
+ uint8_t *p_in, *p_in_end, *p_out;
int i_in_pitch = p_pic->p[i_plane].i_pitch;
const int i_out_pitch = p_outpic->p[i_plane].i_pitch;
+ const int i_copy_pitch = p_outpic->p[i_plane].i_visible_pitch;
p_in = p_pic->p[i_plane].p_pixels;
-
- p_in_end = p_in + p_outpic->p[i_plane].i_lines
- * p_pic->p[i_plane].i_pitch;
-
p_out = p_outpic->p[i_plane].p_pixels;
- while( p_in < p_in_end )
+ if( i_in_pitch == i_copy_pitch
+ && i_out_pitch == i_copy_pitch )
+ {
+ vlc_memcpy( p_out, p_in, i_in_pitch
+ * p_outpic->p[i_plane].i_visible_lines );
+ }
+ else
{
- p_vout->p_vlc->pf_memcpy( p_out, p_in, i_out_pitch );
- p_in += i_in_pitch;
- p_out += i_out_pitch;
+ p_in_end = p_in + i_in_pitch *
+ p_outpic->p[i_plane].i_visible_lines;
+
+ while( p_in < p_in_end )
+ {
+ vlc_memcpy( p_out, p_in, i_copy_pitch );
+ p_in += i_in_pitch;
+ p_out += i_out_pitch;
+ }
}
}
while( p_vout->p_sys->i_clones )
{
--p_vout->p_sys->i_clones;
- vout_DestroyThread( p_vout->p_sys->pp_vout[p_vout->p_sys->i_clones] );
+ DEL_CALLBACKS( p_vout->p_sys->pp_vout[p_vout->p_sys->i_clones],
+ SendEvents );
+ vout_CloseAndRelease( p_vout->p_sys->pp_vout[p_vout->p_sys->i_clones] );
}
}
+/*****************************************************************************
+ * SendEvents: forward mouse and keyboard events to the parent p_vout
+ *****************************************************************************/
+static int SendEvents( vlc_object_t *p_this, char const *psz_var,
+ vlc_value_t oldval, vlc_value_t newval, void *p_data )
+{
+ VLC_UNUSED(p_this); VLC_UNUSED(oldval);
+ var_Set( (vlc_object_t *)p_data, psz_var, newval );
+
+ return VLC_SUCCESS;
+}
+
+/*****************************************************************************
+ * SendEventsToChild: forward events to the child/children vout
+ *****************************************************************************/
+static int SendEventsToChild( vlc_object_t *p_this, char const *psz_var,
+ vlc_value_t oldval, vlc_value_t newval, void *p_data )
+{
+ VLC_UNUSED(p_data); VLC_UNUSED(oldval);
+ vout_thread_t *p_vout = (vout_thread_t *)p_this;
+ int i_vout;
+
+ for( i_vout = 0; i_vout < p_vout->p_sys->i_clones; i_vout++ )
+ {
+ var_Set( p_vout->p_sys->pp_vout[ i_vout ], psz_var, newval );
+
+ if( !strcmp( psz_var, "fullscreen" ) ) break;
+ }
+
+ return VLC_SUCCESS;
+}