/***************************************************************************** * Destroy: destroy Clone video thread output method ***************************************************************************** * Terminate an output method created by CloneCreateOutputMethod *****************************************************************************/ static void Destroy( vlc_object_t *p_this ) { vout_thread_t *p_vout = (vout_thread_t *)p_this; RemoveAllVout( p_vout ); DEL_PARENT_CALLBACKS( SendEventsToChild ); free( p_vout->p_sys->pp_vout ); free( p_vout->p_sys ); }
/***************************************************************************** * Init: initialize Clone video thread output method *****************************************************************************/ static int Init( vout_thread_t *p_vout ) { int i_index, i_vout; picture_t *p_pic; char *psz_default_vout; I_OUTPUTPICTURES = 0; /* 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; /* 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++ ) { 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, p_vout->render.i_width, p_vout->render.i_height, p_vout->render.i_chroma, p_vout->render.i_aspect ); } 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, p_vout->render.i_width, p_vout->render.i_height, p_vout->render.i_chroma, p_vout->render.i_aspect ); /* 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 = i_vout; if( psz_default_vout ) free( psz_default_vout ); RemoveAllVout( p_vout ); return VLC_EGENERIC; } ADD_CALLBACKS( p_vout->p_sys->pp_vout[ i_vout ], SendEvents ); } if( psz_default_vout ) free( psz_default_vout ); ALLOCATE_DIRECTBUFFERS( VOUT_MAX_PICTURES ); ADD_PARENT_CALLBACKS( SendEventsToChild ); return VLC_SUCCESS; }
/***************************************************************************** * Init: initialize Wall video thread output method *****************************************************************************/ static int Init( vout_thread_t *p_vout ) { 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 = {0}; 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; psz_aspect = config_GetPsz( p_vout, "wall-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 */ 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; 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 ); 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++ ) { 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 = 0; } else { 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; } else if( ( i_row + 1 ) * i_target_height < i_vstart || ( i_row * i_target_height ) > i_vend ) { i_height = 0; } else { 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_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 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 ); ADD_PARENT_CALLBACKS( SendEventsToChild ); return VLC_SUCCESS; }