X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=modules%2Fvideo_filter%2Fwall.c;h=026ca8aef03a0850f1582e467e909bb58698b1a8;hb=6ee1e193fd896ab9a4729fde14f009d9ce629815;hp=f3a79e2717fbf154a852eafc3f78cbb527804c18;hpb=b69c9ce1279a154a8bbbe35b16a7bc7480cd967b;p=vlc diff --git a/modules/video_filter/wall.c b/modules/video_filter/wall.c index f3a79e2717..026ca8aef0 100644 --- a/modules/video_filter/wall.c +++ b/modules/video_filter/wall.c @@ -1,8 +1,8 @@ /***************************************************************************** * wall.c : Wall video plugin for vlc ***************************************************************************** - * Copyright (C) 2000, 2001 VideoLAN - * $Id: wall.c,v 1.2 2002/08/26 09:12:46 sam Exp $ + * Copyright (C) 2000, 2001, 2002, 2003 the VideoLAN team + * $Id$ * * Authors: Samuel Hocevar * @@ -10,7 +10,7 @@ * 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 @@ -18,18 +18,15 @@ * * 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 -#include /* malloc(), free() */ -#include #include -#include +#include #include "filter_common.h" @@ -45,32 +42,51 @@ static void Render ( vout_thread_t *, picture_t * ); 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 COLS_TEXT N_("number of columns") -#define COLS_LONGTEXT N_("Select the number of horizontal videowindows in " \ - "which to split the video") +#define COLS_TEXT N_("Number of columns") +#define COLS_LONGTEXT N_("Number of horizontal windows in " \ + "which to split the video.") -#define ROWS_TEXT N_("number of rows") -#define ROWS_LONGTEXT N_("Select the number of vertical videowindows in " \ - "which to split the video") +#define ROWS_TEXT N_("Number of rows") +#define ROWS_LONGTEXT N_("Number of vertical windows in " \ + "which to split the video.") -#define ACTIVE_TEXT N_("active windows") -#define ACTIVE_LONGTEXT N_("comma separated list of active windows, " \ +#define ACTIVE_TEXT N_("Active windows") +#define ACTIVE_LONGTEXT N_("Comma-separated list of active windows, " \ "defaults to all") +#define ASPECT_TEXT N_("Element aspect ratio") +#define ASPECT_LONGTEXT N_("Aspect ratio of the individual displays " \ + "building the wall.") + +#define CFG_PREFIX "wall-" + vlc_module_begin(); - add_category_hint( N_("Miscellaneous"), NULL ); - add_integer( "wall-cols", 3, NULL, COLS_TEXT, COLS_LONGTEXT ); - add_integer( "wall-rows", 3, NULL, ROWS_TEXT, ROWS_LONGTEXT ); - add_string( "wall-active", NULL, NULL, ACTIVE_TEXT, ACTIVE_LONGTEXT ); - set_description( _("image wall video module") ); + set_description( _("Wall video filter") ); + set_shortname( _("Image wall" )); set_capability( "video filter", 0 ); + set_category( CAT_VIDEO ); + set_subcategory( SUBCAT_VIDEO_VFILTER ); + + add_integer( CFG_PREFIX "cols", 3, NULL, COLS_TEXT, COLS_LONGTEXT, VLC_FALSE ); + add_integer( CFG_PREFIX "rows", 3, NULL, ROWS_TEXT, ROWS_LONGTEXT, VLC_FALSE ); + add_string( CFG_PREFIX "active", NULL, NULL, ACTIVE_TEXT, ACTIVE_LONGTEXT, + VLC_TRUE ); + add_string( CFG_PREFIX "element-aspect", "4:3", NULL, ASPECT_TEXT, ASPECT_LONGTEXT, VLC_FALSE ); + add_shortcut( "wall" ); set_callbacks( Create, Destroy ); vlc_module_end(); +static const char *ppsz_filter_options[] = { + "cols", "rows", "active", "element-aspect", NULL +}; + /***************************************************************************** * vout_sys_t: Wall video output method descriptor ***************************************************************************** @@ -87,10 +103,31 @@ struct vout_sys_t vlc_bool_t b_active; int i_width; int i_height; + int i_left; + int i_top; vout_thread_t *p_vout; } *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_row, i_col, i_vout = 0; + + for( i_row = 0; i_row < p_vout->p_sys->i_row; i_row++ ) + { + for( i_col = 0; i_col < p_vout->p_sys->i_col; i_col++ ) + { + vout_vaControl( p_vout->p_sys->pp_vout[ i_vout ].p_vout, + i_query, args ); + i_vout++; + } + } + return VLC_SUCCESS; +} + /***************************************************************************** * Create: allocates Wall video thread output method ***************************************************************************** @@ -107,7 +144,7 @@ static int Create( vlc_object_t *p_this ) if( p_vout->p_sys == NULL ) { msg_Err( p_vout, "out of memory" ); - return( 1 ); + return VLC_ENOMEM; } p_vout->pf_init = Init; @@ -115,10 +152,14 @@ static int Create( vlc_object_t *p_this ) 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 ); /* Look what method was requested */ - p_vout->p_sys->i_col = config_GetInt( p_vout, "wall-cols" ); - p_vout->p_sys->i_row = config_GetInt( p_vout, "wall-rows" ); + p_vout->p_sys->i_col = var_CreateGetInteger( p_vout, CFG_PREFIX "cols" ); + p_vout->p_sys->i_row = var_CreateGetInteger( p_vout, CFG_PREFIX "rows" ); p_vout->p_sys->i_col = __MAX( 1, __MIN( 15, p_vout->p_sys->i_col ) ); p_vout->p_sys->i_row = __MAX( 1, __MIN( 15, p_vout->p_sys->i_row ) ); @@ -133,10 +174,11 @@ static int Create( vlc_object_t *p_this ) { msg_Err( p_vout, "out of memory" ); free( p_vout->p_sys ); - return( 1 ); + return VLC_ENOMEM; } - psz_method_tmp = psz_method = config_GetPsz( p_vout, "wall-active" ); + psz_method_tmp = + psz_method = var_CreateGetNonEmptyString( p_vout, CFG_PREFIX "active" ); /* If no trailing vout are specified, take them all */ if( psz_method == NULL ) @@ -186,7 +228,7 @@ static int Create( vlc_object_t *p_this ) free( psz_method_tmp ); - return( 0 ); + return VLC_SUCCESS; } /***************************************************************************** @@ -194,9 +236,43 @@ static int Create( vlc_object_t *p_this ) *****************************************************************************/ static int Init( vout_thread_t *p_vout ) { - int i_index, i_row, i_col, i_width, i_height; + int i_index, i_row, i_col, i_width, i_height, i_left, i_top; + unsigned int i_target_width,i_target_height; picture_t *p_pic; - + video_format_t fmt; + int i_aspect = 4*VOUT_ASPECT_FACTOR/3; + int i_align = 0; + unsigned int i_hstart, i_hend, i_vstart, i_vend; + unsigned int w1,h1,w2,h2; + int i_xpos, i_ypos; + int i_vstart_rounded = 0, i_hstart_rounded = 0; + char *psz_aspect; + + memset( &fmt, 0, sizeof(video_format_t) ); + + psz_aspect = var_CreateGetNonEmptyString( p_vout, + CFG_PREFIX "element-aspect" ); + if( psz_aspect && *psz_aspect ) + { + char *psz_parser = strchr( psz_aspect, ':' ); + if( psz_parser ) + { + *psz_parser++ = '\0'; + i_aspect = atoi( psz_aspect ) * VOUT_ASPECT_FACTOR + / atoi( psz_parser ); + } + else + { + msg_Warn( p_vout, "invalid aspect ratio specification" ); + } + free( psz_aspect ); + } + + i_xpos = var_CreateGetInteger( p_vout, "video-x" ); + i_ypos = var_CreateGetInteger( p_vout, "video-y" ); + if( i_xpos < 0 ) i_xpos = 0; + if( i_ypos < 0 ) i_ypos = 0; + I_OUTPUTPICTURES = 0; /* Initialize the output structure */ @@ -204,71 +280,167 @@ static int Init( vout_thread_t *p_vout ) 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; + var_Create( p_vout, "align", VLC_VAR_INTEGER ); + + fmt.i_width = fmt.i_visible_width = p_vout->render.i_width; + fmt.i_height = fmt.i_visible_height = p_vout->render.i_height; + fmt.i_x_offset = fmt.i_y_offset = 0; + fmt.i_chroma = p_vout->render.i_chroma; + fmt.i_aspect = p_vout->render.i_aspect; + fmt.i_sar_num = p_vout->render.i_aspect * fmt.i_height / fmt.i_width; + fmt.i_sar_den = VOUT_ASPECT_FACTOR; + + w1 = p_vout->output.i_width / p_vout->p_sys->i_col; + w1 &= ~1; + h1 = w1 * VOUT_ASPECT_FACTOR / i_aspect&~1; + h1 &= ~1; + + h2 = p_vout->output.i_height / p_vout->p_sys->i_row&~1; + h2 &= ~1; + w2 = h2 * i_aspect / VOUT_ASPECT_FACTOR&~1; + w2 &= ~1; + + if ( h1 * p_vout->p_sys->i_row < p_vout->output.i_height ) + { + unsigned int i_tmp; + i_target_width = w2; + i_target_height = h2; + i_vstart = 0; + i_vend = p_vout->output.i_height; + i_tmp = i_target_width * p_vout->p_sys->i_col; + while( i_tmp < p_vout->output.i_width ) i_tmp += p_vout->p_sys->i_col; + i_hstart = (( i_tmp - p_vout->output.i_width ) / 2)&~1; + i_hstart_rounded = ( ( i_tmp - p_vout->output.i_width ) % 2 ) || + ( ( ( i_tmp - p_vout->output.i_width ) / 2 ) & 1 ); + i_hend = i_hstart + p_vout->output.i_width; + } + else + { + unsigned int i_tmp; + i_target_height = h1; + i_target_width = w1; + i_hstart = 0; + i_hend = p_vout->output.i_width; + i_tmp = i_target_height * p_vout->p_sys->i_row; + while( i_tmp < p_vout->output.i_height ) i_tmp += p_vout->p_sys->i_row; + i_vstart = ( ( i_tmp - p_vout->output.i_height ) / 2 ) & ~1; + i_vstart_rounded = ( ( i_tmp - p_vout->output.i_height ) % 2 ) || + ( ( ( i_tmp - p_vout->output.i_height ) / 2 ) & 1 ); + i_vend = i_vstart + p_vout->output.i_height; + } + msg_Dbg( p_vout, "target resolution %dx%d", i_target_width, i_target_height ); /* Try to open the real video output */ msg_Dbg( p_vout, "spawning the real video outputs" ); p_vout->p_sys->i_vout = 0; + msg_Dbg( p_vout, "target window (%d,%d)-(%d,%d)", i_hstart,i_vstart,i_hend,i_vend ); + - /* FIXME: use bresenham instead of those ugly divisions */ + i_top = 0; + i_height = 0; for( i_row = 0; i_row < p_vout->p_sys->i_row; i_row++ ) { + i_left = 0; + i_top += i_height; for( i_col = 0; i_col < p_vout->p_sys->i_col; i_col++ ) { - if( i_col + 1 < p_vout->p_sys->i_col ) + i_align = 0; + + if( i_col*i_target_width >= i_hstart && + (i_col+1)*i_target_width <= i_hend ) + { + i_width = i_target_width; + } + else if( ( i_col + 1 ) * i_target_width < i_hstart || + ( i_col * i_target_width ) > i_hend ) { - i_width = ( p_vout->render.i_width - / p_vout->p_sys->i_col ) & ~0x1; + i_width = 0; } else { - i_width = p_vout->render.i_width - - ( ( p_vout->render.i_width - / p_vout->p_sys->i_col ) & ~0x1 ) * i_col; + i_width = ( i_target_width - i_hstart % i_target_width ); + if( i_col >= ( p_vout->p_sys->i_col / 2 ) ) + { + i_align |= VOUT_ALIGN_LEFT; + i_width -= i_hstart_rounded ? 2: 0; + } + else + { + i_align |= VOUT_ALIGN_RIGHT; + } + } + + if( i_row * i_target_height >= i_vstart && + ( i_row + 1 ) * i_target_height <= i_vend ) + { + i_height = i_target_height; } - - if( i_row + 1 < p_vout->p_sys->i_row ) + else if( ( i_row + 1 ) * i_target_height < i_vstart || + ( i_row * i_target_height ) > i_vend ) { - i_height = ( p_vout->render.i_height - / p_vout->p_sys->i_row ) & ~0x3; + i_height = 0; } else { - i_height = p_vout->render.i_height - - ( ( p_vout->render.i_height - / p_vout->p_sys->i_row ) & ~0x3 ) * i_row; + i_height = ( i_target_height - + i_vstart%i_target_height ); + if( i_row >= ( p_vout->p_sys->i_row / 2 ) ) + { + i_align |= VOUT_ALIGN_TOP; + i_height -= i_vstart_rounded ? 2: 0; + } + else + { + i_align |= VOUT_ALIGN_BOTTOM; + } + } + if( i_height == 0 || i_width == 0 ) + { + p_vout->p_sys->pp_vout[ p_vout->p_sys->i_vout ].b_active = VLC_FALSE; } p_vout->p_sys->pp_vout[ p_vout->p_sys->i_vout ].i_width = i_width; p_vout->p_sys->pp_vout[ p_vout->p_sys->i_vout ].i_height = i_height; + p_vout->p_sys->pp_vout[ p_vout->p_sys->i_vout ].i_left = i_left; + p_vout->p_sys->pp_vout[ p_vout->p_sys->i_vout ].i_top = i_top; + i_left += i_width; if( !p_vout->p_sys->pp_vout[ p_vout->p_sys->i_vout ].b_active ) { p_vout->p_sys->i_vout++; continue; } + var_SetInteger( p_vout, "align", i_align ); + var_SetInteger( p_vout, "video-x", i_left + i_xpos - i_width); + var_SetInteger( p_vout, "video-y", i_top + i_ypos ); + + fmt.i_width = fmt.i_visible_width = i_width; + fmt.i_height = fmt.i_visible_height = i_height; + fmt.i_aspect = i_aspect * i_target_height / i_height * + i_width / i_target_width; p_vout->p_sys->pp_vout[ p_vout->p_sys->i_vout ].p_vout = - vout_CreateThread( p_vout, i_width, i_height, - p_vout->render.i_chroma, - p_vout->render.i_aspect - * p_vout->render.i_height / i_height - * i_width / p_vout->render.i_width ); - if( p_vout->p_sys->pp_vout[ p_vout->p_sys->i_vout ].p_vout == NULL ) + vout_Create( p_vout, &fmt ); + if( !p_vout->p_sys->pp_vout[ p_vout->p_sys->i_vout ].p_vout ) { msg_Err( p_vout, "failed to get %ix%i vout threads", p_vout->p_sys->i_col, p_vout->p_sys->i_row ); RemoveAllVout( p_vout ); - return 0; + return VLC_EGENERIC; } - + ADD_CALLBACKS( + p_vout->p_sys->pp_vout[ p_vout->p_sys->i_vout ].p_vout, + SendEvents ); p_vout->p_sys->i_vout++; } } ALLOCATE_DIRECTBUFFERS( VOUT_MAX_PICTURES ); - return( 0 ); + ADD_PARENT_CALLBACKS( SendEventsToChild ); + + return VLC_SUCCESS; } /***************************************************************************** @@ -297,6 +469,8 @@ static void Destroy( vlc_object_t *p_this ) RemoveAllVout( p_vout ); + DEL_PARENT_CALLBACKS( SendEventsToChild ); + free( p_vout->p_sys->pp_vout ); free( p_vout->p_sys ); } @@ -316,28 +490,18 @@ static void Render( vout_thread_t *p_vout, picture_t *p_pic ) i_vout = 0; - for( i_plane = 0 ; i_plane < p_pic->i_planes ; i_plane++ ) - { - pi_top_skip[i_plane] = 0; - } - for( i_row = 0; i_row < p_vout->p_sys->i_row; i_row++ ) { - for( i_plane = 0 ; i_plane < p_pic->i_planes ; i_plane++ ) - { - pi_left_skip[i_plane] = 0; - } - for( i_col = 0; i_col < p_vout->p_sys->i_col; i_col++ ) { + for( i_plane = 0 ; i_plane < p_pic->i_planes ; i_plane++ ) + { + pi_left_skip[i_plane] = p_vout->p_sys->pp_vout[ i_vout ].i_left * p_pic->p[ i_plane ].i_pitch / p_vout->output.i_width; + pi_top_skip[i_plane] = (p_vout->p_sys->pp_vout[ i_vout ].i_top * p_pic->p[ i_plane ].i_lines / p_vout->output.i_height)*p_pic->p[i_plane].i_pitch; + } + if( !p_vout->p_sys->pp_vout[ i_vout ].b_active ) { - for( i_plane = 0 ; i_plane < p_pic->i_planes ; i_plane++ ) - { - pi_left_skip[i_plane] += - p_vout->p_sys->pp_vout[ i_vout ].i_width - * p_pic->p[i_plane].i_pitch / p_vout->output.i_width; - } i_vout++; continue; } @@ -364,26 +528,27 @@ static void Render( vout_thread_t *p_vout, picture_t *p_pic ) 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; int i_out_pitch = p_outpic->p[i_plane].i_pitch; + int i_copy_pitch = p_outpic->p[i_plane].i_visible_pitch; p_in = p_pic->p[i_plane].p_pixels + pi_top_skip[i_plane] + pi_left_skip[i_plane]; - p_in_end = p_in + p_outpic->p[i_plane].i_lines + p_in_end = p_in + p_outpic->p[i_plane].i_visible_lines * p_pic->p[i_plane].i_pitch; p_out = p_outpic->p[i_plane].p_pixels; while( p_in < p_in_end ) { - p_vout->p_vlc->pf_memcpy( p_out, p_in, i_out_pitch ); + p_vout->p_libvlc->pf_memcpy( p_out, p_in, i_copy_pitch ); p_in += i_in_pitch; p_out += i_out_pitch; } - pi_left_skip[i_plane] += i_out_pitch; +// pi_left_skip[i_plane] += i_copy_pitch; } vout_UnlinkPicture( p_vout->p_sys->pp_vout[ i_vout ].p_vout, @@ -394,13 +559,13 @@ static void Render( vout_thread_t *p_vout, picture_t *p_pic ) i_vout++; } - for( i_plane = 0 ; i_plane < p_pic->i_planes ; i_plane++ ) - { - pi_top_skip[i_plane] += p_vout->p_sys->pp_vout[ i_vout ].i_height - * p_pic->p[i_plane].i_lines - / p_vout->output.i_height - * p_pic->p[i_plane].i_pitch; - } +/* for( i_plane = 0 ; i_plane < p_pic->i_planes ; i_plane++ ) */ +/* { */ +/* pi_top_skip[i_plane] += p_vout->p_sys->pp_vout[ i_vout ].i_height */ +/* * p_pic->p[i_plane].i_visible_lines */ +/* / p_vout->output.i_height */ +/* * p_pic->p[i_plane].i_pitch; */ +/* } */ } } @@ -414,8 +579,78 @@ static void RemoveAllVout( vout_thread_t *p_vout ) --p_vout->p_sys->i_vout; if( p_vout->p_sys->pp_vout[ p_vout->p_sys->i_vout ].b_active ) { - vout_DestroyThread( - p_vout->p_sys->pp_vout[ p_vout->p_sys->i_vout ].p_vout ); + DEL_CALLBACKS( + p_vout->p_sys->pp_vout[ p_vout->p_sys->i_vout ].p_vout, + SendEvents ); + vlc_object_detach( + p_vout->p_sys->pp_vout[ p_vout->p_sys->i_vout ].p_vout ); + vout_Destroy( + p_vout->p_sys->pp_vout[ p_vout->p_sys->i_vout ].p_vout ); } } } + +/***************************************************************************** + * 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_vout ) +{ + vout_thread_t *p_vout = (vout_thread_t *)_p_vout; + int i_vout; + vlc_value_t sentval = newval; + + /* Find the video output index */ + for( i_vout = 0; i_vout < p_vout->p_sys->i_vout; i_vout++ ) + { + if( p_this == (vlc_object_t *)p_vout->p_sys->pp_vout[ i_vout ].p_vout ) + { + break; + } + } + + if( i_vout == p_vout->p_sys->i_vout ) + { + return VLC_EGENERIC; + } + + /* Translate the mouse coordinates */ + if( !strcmp( psz_var, "mouse-x" ) ) + { + sentval.i_int += p_vout->output.i_width + * (i_vout % p_vout->p_sys->i_col) + / p_vout->p_sys->i_col; + } + else if( !strcmp( psz_var, "mouse-y" ) ) + { + sentval.i_int += p_vout->output.i_height + * (i_vout / p_vout->p_sys->i_row) + / p_vout->p_sys->i_row; + } + + var_Set( p_vout, psz_var, sentval ); + + 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 ) +{ + vout_thread_t *p_vout = (vout_thread_t *)p_this; + int i_row, i_col, i_vout = 0; + + for( i_row = 0; i_row < p_vout->p_sys->i_row; i_row++ ) + { + for( i_col = 0; i_col < p_vout->p_sys->i_col; i_col++ ) + { + var_Set( p_vout->p_sys->pp_vout[ i_vout ].p_vout, psz_var, newval); + if( !strcmp( psz_var, "fullscreen" ) ) break; + i_vout++; + } + } + + return VLC_SUCCESS; +}