1 /*****************************************************************************
2 * fbosd.c : framebuffer osd plugin for vlc
3 *****************************************************************************
4 * Copyright (C) 2007-2008, the VideoLAN team
7 * Authors: Jean-Paul Saman
8 * Copied from modules/video_output/fb.c by Samuel Hocevar <sam@zoy.org>
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
23 *****************************************************************************/
25 /*****************************************************************************
27 *****************************************************************************/
32 #include <vlc_common.h>
33 #include <vlc_plugin.h>
36 #include <stdlib.h> /* free() */
37 #include <string.h> /* strerror() */
38 #include <fcntl.h> /* open() */
39 #include <unistd.h> /* close() */
41 #include <sys/ioctl.h>
42 #include <sys/mman.h> /* mmap() */
46 #include <vlc_image.h>
47 #include <vlc_interface.h>
48 #include <vlc_input.h>
50 #include <vlc_filter.h>
52 #include <vlc_strings.h>
57 /*****************************************************************************
59 *****************************************************************************/
60 static int Create ( vlc_object_t * );
61 static void Destroy ( vlc_object_t * );
62 static void Run ( intf_thread_t * );
64 static int Init ( intf_thread_t * );
65 static void End ( intf_thread_t * );
67 static int OpenDisplay ( intf_thread_t * );
68 static void CloseDisplay ( intf_thread_t * );
70 /* Load modules needed for rendering and blending */
71 #if defined(FBOSD_BLENDING)
72 static int OpenBlending ( intf_thread_t * );
73 static void CloseBlending ( intf_thread_t * );
75 static int OpenTextRenderer ( intf_thread_t * );
76 static void CloseTextRenderer( intf_thread_t * );
78 /* Manipulate the overlay buffer */
79 static int OverlayCallback( vlc_object_t *, char const *,
80 vlc_value_t, vlc_value_t, void * );
82 static picture_t *AllocatePicture( video_format_t * );
83 static void DeAllocatePicture( picture_t *, video_format_t * );
84 static void SetOverlayTransparency( intf_thread_t *,
86 static picture_t *LoadImage( intf_thread_t *, video_format_t *,
89 #if defined(FBOSD_BLENDING)
90 static int BlendPicture( intf_thread_t *, video_format_t *,
91 video_format_t *, picture_t *, picture_t * );
93 static picture_t *ConvertImage( intf_thread_t *, picture_t *,
94 video_format_t *, video_format_t * );
96 static int RenderPicture( intf_thread_t *, int, int,
97 picture_t *, picture_t * );
98 static picture_t *RenderText( intf_thread_t *, const char *,
99 text_style_t *, video_format_t * );
101 #define DEVICE_TEXT N_("Framebuffer device")
102 #define DEVICE_LONGTEXT N_( \
103 "Framebuffer device to use for rendering (usually /dev/fb0).")
105 #define ASPECT_RATIO_TEXT N_("Video aspect ratio")
106 #define ASPECT_RATIO_LONGTEXT N_( \
107 "Aspect ratio of the video image (4:3, 16:9). Default is square pixels." )
109 #define FBOSD_IMAGE_TEXT N_("Image file")
110 #define FBOSD_IMAGE_LONGTEXT N_( \
111 "Filename of image file to use on the overlay framebuffer." )
113 #define ALPHA_TEXT N_("Transparency of the image")
114 #define ALPHA_LONGTEXT N_( "Transparency value of the new image " \
115 "used in blending. By default it set to fully opaque (255). " \
116 "(from 0 for full transparency to 255 for full opacity)" )
118 #define FBOSD_TEXT N_("Text")
119 #define FBOSD_LONGTEXT N_( "Text to display on the overlay framebuffer." )
121 #define POSX_TEXT N_("X coordinate")
122 #define POSX_LONGTEXT N_("X coordinate of the rendered image")
124 #define POSY_TEXT N_("Y coordinate")
125 #define POSY_LONGTEXT N_("Y coordinate of the rendered image")
127 #define POS_TEXT N_("Position")
128 #define POS_LONGTEXT N_( \
129 "You can enforce the picture position on the overlay " \
130 "(0=center, 1=left, 2=right, 4=top, 8=bottom, you can " \
131 "also use combinations of these values, e.g. 6=top-right).")
133 #define OPACITY_TEXT N_("Opacity")
134 #define OPACITY_LONGTEXT N_("Opacity (inverse of transparency) of " \
135 "overlayed text. 0 = transparent, 255 = totally opaque. " )
137 #define SIZE_TEXT N_("Font size, pixels")
138 #define SIZE_LONGTEXT N_("Font size, in pixels. Default is -1 (use default " \
141 #define COLOR_TEXT N_("Color")
142 #define COLOR_LONGTEXT N_("Color of the text that will be rendered on "\
143 "the video. This must be an hexadecimal (like HTML colors). The first two "\
144 "chars are for red, then green, then blue. #000000 = black, #FF0000 = red,"\
145 " #00FF00 = green, #FFFF00 = yellow (red + green), #FFFFFF = white" )
147 #define CLEAR_TEXT N_( "Clear overlay framebuffer" )
148 #define CLEAR_LONGTEXT N_( "The displayed overlay images is cleared by " \
149 "making the overlay completely transparent. All previously rendered " \
150 "images and text will be cleared from the cache." )
152 #define RENDER_TEXT N_( "Render text or image" )
153 #define RENDER_LONGTEXT N_( "Render the image or text in current overlay " \
156 #define DISPLAY_TEXT N_( "Display on overlay framebuffer" )
157 #define DISPLAY_LONGTEXT N_( "All rendered images and text will be " \
158 "displayed on the overlay framebuffer." )
160 static const int pi_pos_values[] = { 0, 1, 2, 4, 8, 5, 6, 9, 10 };
161 static const char *const ppsz_pos_descriptions[] =
162 { N_("Center"), N_("Left"), N_("Right"), N_("Top"), N_("Bottom"),
163 N_("Top-Left"), N_("Top-Right"), N_("Bottom-Left"), N_("Bottom-Right") };
165 static const int pi_color_values[] = {
166 0xf0000000, 0x00000000, 0x00808080, 0x00C0C0C0,
167 0x00FFFFFF, 0x00800000, 0x00FF0000, 0x00FF00FF, 0x00FFFF00,
168 0x00808000, 0x00008000, 0x00008080, 0x0000FF00, 0x00800080,
169 0x00000080, 0x000000FF, 0x0000FFFF};
170 static const char *const ppsz_color_descriptions[] = {
171 N_("Default"), N_("Black"),
172 N_("Gray"), N_("Silver"), N_("White"), N_("Maroon"), N_("Red"),
173 N_("Fuchsia"), N_("Yellow"), N_("Olive"), N_("Green"),
174 N_("Teal"), N_("Lime"), N_("Purple"), N_("Navy"), N_("Blue"),
178 set_shortname( "fbosd" );
179 set_category( CAT_INTERFACE );
180 set_subcategory( SUBCAT_INTERFACE_MAIN );
182 add_file( "fbosd-dev", "/dev/fb1", NULL, DEVICE_TEXT, DEVICE_LONGTEXT,
184 add_string( "fbosd-aspect-ratio", "", NULL, ASPECT_RATIO_TEXT,
185 ASPECT_RATIO_LONGTEXT, true );
187 add_string( "fbosd-image", NULL, NULL, FBOSD_IMAGE_TEXT,
188 FBOSD_IMAGE_LONGTEXT, true );
189 add_string( "fbosd-text", NULL, NULL, FBOSD_TEXT,
190 FBOSD_LONGTEXT, true );
192 add_integer_with_range( "fbosd-alpha", 255, 0, 255, NULL, ALPHA_TEXT,
193 ALPHA_LONGTEXT, true );
195 set_section( N_("Position"), NULL );
196 add_integer( "fbosd-x", 0, NULL, POSX_TEXT,
197 POSX_LONGTEXT, false );
198 add_integer( "fbosd-y", 0, NULL, POSY_TEXT,
199 POSY_LONGTEXT, false );
200 add_integer( "fbosd-position", 8, NULL, POS_TEXT, POS_LONGTEXT, true );
201 change_integer_list( pi_pos_values, ppsz_pos_descriptions, NULL );
203 set_section( N_("Font"), NULL );
204 add_integer_with_range( "fbosd-font-opacity", 255, 0, 255, NULL,
205 OPACITY_TEXT, OPACITY_LONGTEXT, false );
206 add_integer( "fbosd-font-color", 0x00FFFFFF, NULL, COLOR_TEXT, COLOR_LONGTEXT,
208 change_integer_list( pi_color_values, ppsz_color_descriptions, NULL );
209 add_integer( "fbosd-font-size", -1, NULL, SIZE_TEXT, SIZE_LONGTEXT,
212 set_section( N_("Commands"), NULL );
213 add_bool( "fbosd-clear", false, NULL, CLEAR_TEXT, CLEAR_LONGTEXT, true );
214 add_bool( "fbosd-render", false, NULL, RENDER_TEXT, RENDER_LONGTEXT, true );
215 add_bool( "fbosd-display", false, NULL, DISPLAY_TEXT, DISPLAY_LONGTEXT, true );
217 set_description( N_("GNU/Linux osd/overlay framebuffer interface") );
218 set_capability( "interface", 10 );
219 set_callbacks( Create, Destroy );
222 /*****************************************************************************
223 * fbosd_render_t: render descriptor
224 *****************************************************************************/
225 struct fbosd_render_t
227 #define FBOSD_RENDER_IMAGE 0
228 #define FBOSD_RENDER_TEXT 1
231 #define FBOSD_STATE_FREE 0
232 #define FBOSD_STATE_RESERVED 1
233 #define FBOSD_STATE_RENDER 2
237 text_style_t text_style; /* font control */
245 int i_alpha; /* transparency for images */
247 #define FBOSD_RENDER_MAX 10
249 /*****************************************************************************
250 * intf_sys_t: interface framebuffer method descriptor
251 *****************************************************************************/
254 /* Framebuffer information */
255 int i_fd; /* device handle */
256 struct fb_var_screeninfo var_info; /* current mode information */
257 bool b_pan; /* does device supports panning ? */
258 struct fb_cmap fb_cmap; /* original colormap */
259 uint16_t *p_palette; /* original palette */
261 /* Overlay framebuffer format */
262 video_format_t fmt_out;
263 picture_t *p_overlay;
264 size_t i_page_size; /* page size */
268 int i_bytes_per_pixel;
270 /* Image and Picture rendering */
271 image_handler_t *p_image;
272 #if defined(FBOSD_BLENDING)
273 filter_t *p_blend; /* alpha blending module */
275 filter_t *p_text; /* text renderer module */
278 struct fbosd_render_t render[FBOSD_RENDER_MAX];
281 text_style_t *p_style; /* font control */
289 int i_alpha; /* transparency for images */
291 /* commands control */
292 bool b_need_update; /* update display with \overlay buffer */
293 bool b_clear; /* clear overlay buffer make it tranparent */
294 bool b_render; /* render an image or text in overlay buffer */
297 /*****************************************************************************
298 * Create: allocates FB interface thread output method
299 *****************************************************************************/
300 static int Create( vlc_object_t *p_this )
302 intf_thread_t *p_intf = (intf_thread_t *)p_this;
308 /* Allocate instance and initialize some members */
309 p_intf->p_sys = p_sys = malloc( sizeof( intf_sys_t ) );
312 memset( p_sys, 0, sizeof(intf_sys_t) );
314 p_sys->p_style = malloc( sizeof( text_style_t ) );
315 if( !p_sys->p_style )
317 free( p_intf->p_sys );
320 vlc_memcpy( p_sys->p_style, &default_text_style, sizeof( text_style_t ) );
322 p_intf->pf_run = Run;
324 p_sys->p_image = image_HandlerCreate( p_this );
325 if( !p_sys->p_image )
327 free( p_intf->p_sys->p_style );
328 free( p_intf->p_sys );
332 p_sys->i_alpha = var_CreateGetIntegerCommand( p_intf, "fbosd-alpha" );
333 var_AddCallback( p_intf, "fbosd-alpha", OverlayCallback, NULL );
335 p_sys->i_aspect = -1;
337 var_CreateGetNonEmptyString( p_intf, "fbosd-aspect-ratio" );
340 char *psz_parser = strchr( psz_aspect, ':' );
344 *psz_parser++ = '\0';
345 p_sys->i_aspect = ( atoi( psz_aspect )
346 * VOUT_ASPECT_FACTOR ) / atoi( psz_parser );
347 p_sys->fmt_out.i_aspect = p_sys->i_aspect;
349 msg_Dbg( p_intf, "using aspect ratio %d:%d",
350 atoi( psz_aspect ), atoi( psz_parser ) );
356 /* Use PAL by default */
357 p_sys->i_width = p_sys->fmt_out.i_width = 704;
358 p_sys->i_height = p_sys->fmt_out.i_height = 576;
360 psz_tmp = var_CreateGetNonEmptyStringCommand( p_intf, "fbosd-image" );
361 var_AddCallback( p_intf, "fbosd-image", OverlayCallback, NULL );
362 if( psz_tmp && *psz_tmp )
364 p_sys->render[0].i_type = FBOSD_RENDER_IMAGE;
365 p_sys->render[0].i_state = FBOSD_STATE_RENDER;
366 p_sys->render[0].psz_string = strdup( psz_tmp );
370 psz_tmp = var_CreateGetNonEmptyStringCommand( p_intf, "fbosd-text" );
371 var_AddCallback( p_intf, "fbosd-text", OverlayCallback, NULL );
372 if( psz_tmp && *psz_tmp )
374 p_sys->render[1].i_type = FBOSD_RENDER_TEXT;
375 p_sys->render[1].i_state = FBOSD_STATE_RENDER;
376 p_sys->render[1].psz_string = strdup( psz_tmp );
380 p_sys->i_pos = var_CreateGetIntegerCommand( p_intf, "fbosd-position" );
381 p_sys->i_x = var_CreateGetIntegerCommand( p_intf, "fbosd-x" );
382 p_sys->i_y = var_CreateGetIntegerCommand( p_intf, "fbosd-y" );
384 var_AddCallback( p_intf, "fbosd-position", OverlayCallback, NULL );
385 var_AddCallback( p_intf, "fbosd-x", OverlayCallback, NULL );
386 var_AddCallback( p_intf, "fbosd-y", OverlayCallback, NULL );
388 p_sys->p_style->i_font_size =
389 var_CreateGetIntegerCommand( p_intf, "fbosd-font-size" );
390 p_sys->p_style->i_font_color =
391 var_CreateGetIntegerCommand( p_intf, "fbosd-font-color" );
392 p_sys->p_style->i_font_alpha = 255 -
393 var_CreateGetIntegerCommand( p_intf, "fbosd-font-opacity" );
395 var_AddCallback( p_intf, "fbosd-font-color", OverlayCallback, NULL );
396 var_AddCallback( p_intf, "fbosd-font-size", OverlayCallback, NULL );
397 var_AddCallback( p_intf, "fbosd-font-opacity", OverlayCallback, NULL );
399 for( i = 0; i < FBOSD_RENDER_MAX; i++ )
401 vlc_memcpy( &p_sys->render[i].text_style, &default_text_style,
402 sizeof( text_style_t ) );
405 p_sys->b_clear = var_CreateGetBoolCommand( p_intf, "fbosd-clear" );
406 p_sys->b_render = var_CreateGetBoolCommand( p_intf, "fbosd-render" );
407 p_sys->b_need_update = var_CreateGetBoolCommand( p_intf, "fbosd-display" );
409 var_AddCallback( p_intf, "fbosd-clear", OverlayCallback, NULL );
410 var_AddCallback( p_intf, "fbosd-render", OverlayCallback, NULL );
411 var_AddCallback( p_intf, "fbosd-display", OverlayCallback, NULL );
413 /* Check if picture position was overridden */
414 p_sys->b_absolute = true;
415 if( ( p_sys->i_x >= 0 ) && ( p_sys->i_y >= 0 ) )
417 p_sys->b_absolute = false;
418 p_sys->i_y = (p_sys->i_y < p_sys->i_height) ?
419 p_sys->i_y : p_sys->i_height;
420 p_sys->i_x = (p_sys->i_x < p_sys->i_width) ?
421 p_sys->i_x : p_sys->i_width;
424 p_sys->render[0].i_x = p_sys->render[1].i_x = p_sys->i_x;
425 p_sys->render[0].i_y = p_sys->render[1].i_y = p_sys->i_y;
426 p_sys->render[0].i_pos = p_sys->render[1].i_pos = p_sys->i_pos;
427 p_sys->render[0].i_alpha = p_sys->render[1].i_alpha = p_sys->i_alpha;
429 /* Initialize framebuffer */
430 if( OpenDisplay( p_intf ) )
432 Destroy( VLC_OBJECT(p_intf) );
438 #if defined(FBOSD_BLENDING)
439 /* Load the blending module */
440 if( OpenBlending( p_intf ) )
442 msg_Err( p_intf, "Unable to load image blending module" );
443 Destroy( VLC_OBJECT(p_intf) );
448 /* Load text renderer module */
449 if( OpenTextRenderer( p_intf ) )
451 msg_Err( p_intf, "Unable to load text rendering module" );
452 Destroy( VLC_OBJECT(p_intf) );
456 p_sys->b_render = true;
457 p_sys->b_need_update = true;
462 /*****************************************************************************
463 * Destroy: destroy FB interface thread output method
464 *****************************************************************************
465 * Terminate an output method created by Create
466 *****************************************************************************/
467 static void Destroy( vlc_object_t *p_this )
469 intf_thread_t *p_intf = (intf_thread_t *)p_this;
470 intf_sys_t *p_sys = (intf_sys_t *) p_intf->p_sys;
473 p_sys->b_need_update = false;
474 p_sys->b_render = false;
475 p_sys->b_clear = false;
477 var_DelCallback( p_intf, "fbosd-alpha", OverlayCallback, NULL );
478 var_Destroy( p_intf, "fbosd-alpha" );
480 var_DelCallback( p_intf, "fbosd-x", OverlayCallback, NULL );
481 var_DelCallback( p_intf, "fbosd-y", OverlayCallback, NULL );
482 var_DelCallback( p_intf, "fbosd-position", OverlayCallback, NULL );
483 var_DelCallback( p_intf, "fbosd-image", OverlayCallback, NULL );
484 var_DelCallback( p_intf, "fbosd-text", OverlayCallback, NULL );
485 var_DelCallback( p_intf, "fbosd-font-size", OverlayCallback, NULL );
486 var_DelCallback( p_intf, "fbosd-font-color", OverlayCallback, NULL );
487 var_DelCallback( p_intf, "fbosd-font-opacity", OverlayCallback, NULL );
488 var_DelCallback( p_intf, "fbosd-clear", OverlayCallback, NULL );
489 var_DelCallback( p_intf, "fbosd-render", OverlayCallback, NULL );
490 var_DelCallback( p_intf, "fbosd-display", OverlayCallback, NULL );
492 var_Destroy( p_intf, "fbosd-x" );
493 var_Destroy( p_intf, "fbosd-y" );
494 var_Destroy( p_intf, "fbosd-position" );
495 var_Destroy( p_intf, "fbosd-image" );
496 var_Destroy( p_intf, "fbosd-text" );
497 var_Destroy( p_intf, "fbosd-font-size" );
498 var_Destroy( p_intf, "fbosd-font-color" );
499 var_Destroy( p_intf, "fbosd-font-opacity" );
500 var_Destroy( p_intf, "fbosd-clear" );
501 var_Destroy( p_intf, "fbosd-render" );
502 var_Destroy( p_intf, "fbosd-display" );
504 var_Destroy( p_intf, "fbosd-aspect-ratio" );
506 CloseDisplay( p_intf );
508 for( i = 0; i < FBOSD_RENDER_MAX; i++ )
510 free( p_sys->render[i].psz_string );
511 p_sys->render[i].i_state = FBOSD_STATE_FREE;
514 #if defined(FBOSD_BLENDING)
515 if( p_sys->p_blend ) CloseBlending( p_intf );
517 if( p_sys->p_text ) CloseTextRenderer( p_intf );
520 image_HandlerDelete( p_sys->p_image );
521 if( p_sys->p_overlay )
522 picture_Release( p_sys->p_overlay );
524 free( p_sys->p_style );
528 #if defined(FBOSD_BLENDING)
529 static int OpenBlending( intf_thread_t *p_intf )
531 if( p_intf->p_sys->p_blend ) return VLC_EGENERIC;
533 p_intf->p_sys->p_blend =
534 vlc_object_create( p_intf, sizeof(filter_t) );
535 vlc_object_attach( p_intf->p_sys->p_blend, p_intf );
536 p_intf->p_sys->p_blend->fmt_out.video.i_x_offset =
537 p_intf->p_sys->p_blend->fmt_out.video.i_y_offset = 0;
538 p_intf->p_sys->p_blend->fmt_out.video.i_aspect =
539 p_intf->p_sys->fmt_out.i_aspect;
540 p_intf->p_sys->p_blend->fmt_out.video.i_chroma =
541 p_intf->p_sys->fmt_out.i_chroma;
542 if( config_GetInt( p_intf, "freetype-yuvp" ) )
543 p_intf->p_sys->p_blend->fmt_in.video.i_chroma =
544 VLC_FOURCC('Y','U','V','P');
546 p_intf->p_sys->p_blend->fmt_in.video.i_chroma =
547 VLC_FOURCC('Y','U','V','A');
549 p_intf->p_sys->p_blend->p_module =
550 module_Need( p_intf->p_sys->p_blend, "video blending", 0, 0 );
552 if( !p_intf->p_sys->p_blend->p_module )
558 static void CloseBlending( intf_thread_t *p_intf )
560 if( p_intf->p_sys->p_blend )
562 if( p_intf->p_sys->p_blend->p_module )
563 module_Unneed( p_intf->p_sys->p_blend,
564 p_intf->p_sys->p_blend->p_module );
566 vlc_object_detach( p_intf->p_sys->p_blend );
567 vlc_object_release( p_intf->p_sys->p_blend );
572 static int OpenTextRenderer( intf_thread_t *p_intf )
574 char *psz_modulename = NULL;
576 if( p_intf->p_sys->p_text ) return VLC_EGENERIC;
578 p_intf->p_sys->p_text =
579 vlc_object_create( p_intf, sizeof(filter_t) );
580 vlc_object_attach( p_intf->p_sys->p_text, p_intf );
582 p_intf->p_sys->p_text->fmt_out.video.i_width =
583 p_intf->p_sys->p_text->fmt_out.video.i_visible_width =
584 p_intf->p_sys->i_width;
585 p_intf->p_sys->p_text->fmt_out.video.i_height =
586 p_intf->p_sys->p_text->fmt_out.video.i_visible_height =
587 p_intf->p_sys->i_height;
589 psz_modulename = var_CreateGetString( p_intf, "text-renderer" );
590 if( psz_modulename && *psz_modulename )
592 p_intf->p_sys->p_text->p_module =
593 module_Need( p_intf->p_sys->p_text, "text renderer",
594 psz_modulename, true );
596 if( !p_intf->p_sys->p_text->p_module )
598 p_intf->p_sys->p_text->p_module =
599 module_Need( p_intf->p_sys->p_text, "text renderer", 0, 0 );
601 free( psz_modulename );
603 if( !p_intf->p_sys->p_text->p_module )
609 static void CloseTextRenderer( intf_thread_t *p_intf )
611 if( p_intf->p_sys->p_text )
613 if( p_intf->p_sys->p_text->p_module )
614 module_Unneed( p_intf->p_sys->p_text,
615 p_intf->p_sys->p_text->p_module );
617 vlc_object_detach( p_intf->p_sys->p_text );
618 vlc_object_release( p_intf->p_sys->p_text );
622 /*****************************************************************************
624 * allocate a picture buffer for use with the overlay fb.
625 *****************************************************************************/
626 static picture_t *AllocatePicture( video_format_t *p_fmt )
628 picture_t *p_picture = picture_New( p_fmt->i_chroma,
629 p_fmt->i_width, p_fmt->i_height,
634 if( !p_fmt->p_palette &&
635 ( p_fmt->i_chroma == VLC_FOURCC('Y','U','V','P') ) )
637 p_fmt->p_palette = malloc( sizeof(video_palette_t) );
638 if( !p_fmt->p_palette )
640 picture_Release( p_picture );
646 p_fmt->p_palette = NULL;
652 /*****************************************************************************
654 * Deallocate a picture buffer and free all associated memory.
655 *****************************************************************************/
656 static void DeAllocatePicture( picture_t *p_pic, video_format_t *p_fmt )
660 free( p_fmt->p_palette );
661 p_fmt->p_palette = NULL;
665 picture_Release( p_pic );
668 /*****************************************************************************
669 * SetOverlayTransparency: Set the transparency for this overlay fb,
670 * - true is make transparent
671 * - false is make non tranparent
672 *****************************************************************************/
673 static void SetOverlayTransparency( intf_thread_t *p_intf,
676 intf_sys_t *p_sys = (intf_sys_t *) p_intf->p_sys;
677 size_t i_size = p_sys->fmt_out.i_width * p_sys->fmt_out.i_height
678 * p_sys->i_bytes_per_pixel;
679 size_t i_page_size = (p_sys->i_page_size > i_size) ?
680 i_size : p_sys->i_page_size;
682 if( p_sys->p_overlay )
684 msg_Dbg( p_intf, "Make overlay %s",
685 b_transparent ? "transparent" : "opaque" );
687 memset( p_sys->p_overlay->p[0].p_pixels, 0xFF, i_page_size );
689 memset( p_sys->p_overlay->p[0].p_pixels, 0x00, i_page_size );
693 #if defined(FBOSD_BLENDING)
694 /*****************************************************************************
695 * BlendPicture: Blend two pictures together..
696 *****************************************************************************/
697 static int BlendPicture( intf_thread_t *p_intf, video_format_t *p_fmt_src,
698 video_format_t *p_fmt_dst, picture_t *p_pic_src,
699 picture_t *p_pic_dst )
701 intf_sys_t *p_sys = (intf_sys_t *) p_intf->p_sys;
702 if( p_sys->p_blend && p_sys->p_blend->p_module )
704 int i_x_offset = p_sys->i_x;
705 int i_y_offset = p_sys->i_y;
707 memcpy( &p_sys->p_blend->fmt_in.video, p_fmt_src, sizeof( video_format_t ) );
709 /* Update the output picture size */
710 p_sys->p_blend->fmt_out.video.i_width =
711 p_sys->p_blend->fmt_out.video.i_visible_width =
713 p_sys->p_blend->fmt_out.video.i_height =
714 p_sys->p_blend->fmt_out.video.i_visible_height =
717 i_x_offset = __MAX( i_x_offset, 0 );
718 i_y_offset = __MAX( i_y_offset, 0 );
720 p_sys->p_blend->pf_video_blend( p_sys->p_blend, p_pic_dst,
721 p_pic_src, p_pic_dst, i_x_offset, i_y_offset,
729 static int InvertAlpha( intf_thread_t *p_intf, picture_t **p_pic, video_format_t fmt )
731 uint8_t *p_begin = NULL, *p_end = NULL;
734 if( *p_pic && ((*p_pic)->i_planes != 1) )
737 "cannot invert alpha channel too many planes %d (only 1 supported)",
738 (*p_pic)->i_planes );
742 switch( fmt.i_chroma )
744 case VLC_FOURCC('R','V','2','4'):
745 p_begin = (uint8_t *)(*p_pic)->p[Y_PLANE].p_pixels;
746 p_end = (uint8_t *)(*p_pic)->p[Y_PLANE].p_pixels +
747 ( fmt.i_height * (*p_pic)->p[Y_PLANE].i_pitch );
750 case VLC_FOURCC('R','V','3','2'):
751 p_begin = (uint8_t *)(*p_pic)->p[Y_PLANE].p_pixels;
752 p_end = (uint8_t *)(*p_pic)->p[Y_PLANE].p_pixels +
753 ( fmt.i_height * (*p_pic)->p[Y_PLANE].i_pitch );
757 msg_Err( p_intf, "cannot invert alpha channel chroma not supported %4.4s",
758 (char *)&fmt.i_chroma );
762 for( ; p_begin < p_end; p_begin += i_skip )
764 uint8_t i_opacity = 0;
766 if( *p_begin != 0xFF )
767 i_opacity = 255 - *p_begin;
768 *p_begin = i_opacity;
775 /*****************************************************************************
776 * RenderPicture: Render the picture into the p_dest buffer.
777 * We don't take transparent pixels into account, so we don't have to blend
778 * the two images together.
779 *****************************************************************************/
780 static int RenderPicture( intf_thread_t *p_intf, int i_x_offset, int i_y_offset,
781 picture_t *p_src, picture_t *p_dest )
784 VLC_UNUSED( p_intf );
786 if( !p_dest && !p_src ) return VLC_EGENERIC;
788 for( i = 0; i < p_src->i_planes ; i++ )
790 if( p_src->p[i].i_pitch == p_dest->p[i].i_pitch )
792 /* There are margins, but with the same width : perfect ! */
793 vlc_memcpy( p_dest->p[i].p_pixels, p_src->p[i].p_pixels,
794 p_src->p[i].i_pitch * p_src->p[i].i_visible_lines );
798 /* We need to proceed line by line */
799 uint8_t *p_in = p_src->p[i].p_pixels;
800 uint8_t *p_out = p_dest->p[i].p_pixels;
802 int i_x = i_x_offset * p_src->p[i].i_pixel_pitch;
803 int i_x_clip, i_y_clip;
805 /* Check boundaries, clip the image if necessary */
806 i_x_clip = ( i_x + p_src->p[i].i_visible_pitch ) - p_dest->p[i].i_visible_pitch;
807 i_x_clip = ( i_x_clip > 0 ) ? i_x_clip : 0;
809 i_y_clip = ( i_y_offset + p_src->p[i].i_visible_lines ) - p_dest->p[i].i_visible_lines;
810 i_y_clip = ( i_y_clip > 0 ) ? i_y_clip : 0;
811 #if defined(FBOSD_DEBUG)
812 msg_Dbg( p_intf, "i_pitch (%d,%d), (%d,%d)/(%d,%d)",
813 p_dest->p[i].i_visible_pitch, p_src->p[i].i_visible_pitch,
814 i_x_offset, i_y_offset, i_x, i_x_clip );
816 if( ( i_y_offset <= p_dest->p[i].i_visible_lines ) &&
817 ( i_x <= p_dest->p[i].i_visible_pitch ) )
821 p_out += ( i_y_offset * p_dest->p[i].i_pitch );
822 for( i_line = 0; i_line < ( p_src->p[i].i_visible_lines - i_y_clip ); i_line++ )
824 vlc_memcpy( p_out + i_x, p_in,
825 p_src->p[i].i_visible_pitch - i_x_clip );
826 p_in += p_src->p[i].i_pitch;
827 p_out += p_dest->p[i].i_pitch;
835 /*****************************************************************************
836 * RenderText - Render text to the desired picture format
837 *****************************************************************************/
838 static picture_t *RenderText( intf_thread_t *p_intf, const char *psz_string,
839 text_style_t *p_style, video_format_t *p_fmt )
841 intf_sys_t *p_sys = (intf_sys_t *) p_intf->p_sys;
842 subpicture_region_t *p_region;
843 picture_t *p_dest = NULL;
845 if( !psz_string ) return p_dest;
847 if( p_sys->p_text && p_sys->p_text->p_module )
849 p_region = (subpicture_region_t *) malloc( sizeof(subpicture_region_t) );
853 memset( p_region, 0, sizeof(subpicture_region_t) );
855 p_region->psz_text = strdup( psz_string );
856 if( !p_region->psz_text )
861 p_region->p_style = p_style;
863 p_region->fmt.i_chroma = VLC_FOURCC('T','E','X','T');
864 p_region->fmt.i_aspect = 0;
865 p_region->fmt.i_width = p_region->fmt.i_visible_width = 0;
866 p_region->fmt.i_height = p_region->fmt.i_visible_height = 0;
867 p_region->fmt.i_x_offset = 0;
868 p_region->fmt.i_y_offset = 0;
870 p_region->i_align = OSD_ALIGN_LEFT | OSD_ALIGN_TOP;
872 if( p_sys->p_text->pf_render_text )
874 video_format_t fmt_out;
876 memset( &fmt_out, 0, sizeof(video_format_t) );
878 p_sys->p_text->pf_render_text( p_sys->p_text,
879 p_region, p_region );
881 #if defined(FBOSD_BLENDING)
882 fmt_out = p_region->fmt;
883 fmt_out.i_bits_per_pixel = 32;
884 vlc_memcpy( p_fmt, &fmt_out, sizeof(video_format_t) );
886 /* FIXME not needed to copy the picture anymore no ? */
887 p_dest = AllocatePicture( VLC_OBJECT(p_intf), &fmt_out );
890 picture_Release( p_region->p_picture );
891 free( p_region->psz_text );
895 vout_CopyPicture( VLC_OBJECT(p_intf), p_dest, p_region->p_picture );
897 fmt_out.i_chroma = p_fmt->i_chroma;
898 p_dest = ConvertImage( p_intf, &p_region->p_picture,
899 &p_region->fmt, &fmt_out );
901 picture_Release( p_region->p_picture );
902 free( p_region->psz_text );
906 free( p_region->psz_text );
912 /*****************************************************************************
913 * LoadImage: Load an image from file into a picture buffer.
914 *****************************************************************************/
915 static picture_t *LoadImage( intf_thread_t *p_intf, video_format_t *p_fmt,
918 picture_t *p_pic = NULL;
920 if( psz_file && p_intf->p_sys->p_image )
922 video_format_t fmt_in, fmt_out;
924 memset( &fmt_in, 0, sizeof(fmt_in) );
925 memset( &fmt_out, 0, sizeof(fmt_out) );
927 fmt_out.i_chroma = p_fmt->i_chroma;
928 p_pic = image_ReadUrl( p_intf->p_sys->p_image, psz_file,
931 msg_Dbg( p_intf, "image size %dx%d chroma %4.4s",
932 fmt_out.i_width, fmt_out.i_height,
933 (char *)&p_fmt->i_chroma );
938 #if ! defined(FBOSD_BLENDING)
939 /*****************************************************************************
940 * Convertmage: Convert image to another fourcc
941 *****************************************************************************/
942 static picture_t *ConvertImage( intf_thread_t *p_intf, picture_t *p_pic,
943 video_format_t *p_fmt_in, video_format_t *p_fmt_out )
945 intf_sys_t *p_sys = (intf_sys_t *) p_intf->p_sys;
946 picture_t *p_old = NULL;
950 p_old = image_Convert( p_sys->p_image, p_pic, p_fmt_in, p_fmt_out );
952 msg_Dbg( p_intf, "converted image size %dx%d chroma %4.4s",
953 p_fmt_out->i_width, p_fmt_out->i_height,
954 (char *)&p_fmt_out->i_chroma );
960 /*****************************************************************************
961 * Init: initialize framebuffer video thread output method
962 *****************************************************************************/
963 static int Init( intf_thread_t *p_intf )
965 intf_sys_t *p_sys = (intf_sys_t *) p_intf->p_sys;
967 /* Initialize the output structure: RGB with square pixels, whatever
968 * the input format is, since it's the only format we know */
969 switch( p_sys->var_info.bits_per_pixel )
971 case 8: /* FIXME: set the palette */
972 p_sys->fmt_out.i_chroma = VLC_FOURCC('R','G','B','2'); break;
974 p_sys->fmt_out.i_chroma = VLC_FOURCC('R','V','1','5'); break;
976 p_sys->fmt_out.i_chroma = VLC_FOURCC('R','V','1','6'); break;
978 p_sys->fmt_out.i_chroma = VLC_FOURCC('R','V','2','4'); break;
980 p_sys->fmt_out.i_chroma = VLC_FOURCC('R','V','3','2'); break;
982 msg_Err( p_intf, "unknown screen depth %i",
983 p_sys->var_info.bits_per_pixel );
987 p_sys->fmt_out.i_bits_per_pixel = p_sys->var_info.bits_per_pixel;
988 p_sys->fmt_out.i_width = p_sys->i_width;
989 p_sys->fmt_out.i_height = p_sys->i_height;
991 /* Assume we have square pixels */
992 if( p_sys->i_aspect < 0 )
994 p_sys->fmt_out.i_aspect = ( p_sys->i_width
995 * VOUT_ASPECT_FACTOR ) / p_sys->i_height;
997 else p_sys->fmt_out.i_aspect = p_sys->i_aspect;
999 p_sys->fmt_out.i_sar_num = p_sys->fmt_out.i_sar_den = 1;
1001 /* Allocate overlay buffer */
1002 p_sys->p_overlay = AllocatePicture( &p_sys->fmt_out );
1003 if( !p_sys->p_overlay ) return VLC_EGENERIC;
1005 SetOverlayTransparency( p_intf, true );
1007 /* We know the chroma, allocate a buffer which will be used
1008 * to write to the overlay framebuffer */
1009 p_sys->p_overlay->p->i_pixel_pitch = p_sys->i_bytes_per_pixel;
1010 p_sys->p_overlay->p->i_lines = p_sys->var_info.yres;
1011 p_sys->p_overlay->p->i_visible_lines = p_sys->var_info.yres;
1013 if( p_sys->var_info.xres_virtual )
1015 p_sys->p_overlay->p->i_pitch = p_sys->var_info.xres_virtual
1016 * p_sys->i_bytes_per_pixel;
1020 p_sys->p_overlay->p->i_pitch = p_sys->var_info.xres
1021 * p_sys->i_bytes_per_pixel;
1024 p_sys->p_overlay->p->i_visible_pitch = p_sys->var_info.xres
1025 * p_sys->i_bytes_per_pixel;
1027 p_sys->p_overlay->i_planes = 1;
1032 /*****************************************************************************
1033 * End: terminate framebuffer interface
1034 *****************************************************************************/
1035 static void End( intf_thread_t *p_intf )
1037 intf_sys_t *p_sys = (intf_sys_t *) p_intf->p_sys;
1040 SetOverlayTransparency( p_intf, false );
1041 if( p_sys->p_overlay )
1044 ret = write( p_sys->i_fd, p_sys->p_overlay->p[0].p_pixels,
1045 p_sys->i_page_size );
1047 msg_Err( p_intf, "unable to clear overlay" );
1050 DeAllocatePicture( p_intf->p_sys->p_overlay,
1051 &p_intf->p_sys->fmt_out );
1052 p_intf->p_sys->p_overlay = NULL;
1055 /*****************************************************************************
1056 * OpenDisplay: initialize framebuffer
1057 *****************************************************************************/
1058 static int OpenDisplay( intf_thread_t *p_intf )
1060 intf_sys_t *p_sys = (intf_sys_t *) p_intf->p_sys;
1061 char *psz_device; /* framebuffer device path */
1062 struct fb_fix_screeninfo fix_info; /* framebuffer fix information */
1064 /* Open framebuffer device */
1065 if( !(psz_device = config_GetPsz( p_intf, "fbosd-dev" )) )
1067 msg_Err( p_intf, "don't know which fb osd/overlay device to open" );
1068 return VLC_EGENERIC;
1071 p_sys->i_fd = open( psz_device, O_RDWR );
1072 if( p_sys->i_fd == -1 )
1074 msg_Err( p_intf, "cannot open %s (%s)", psz_device, strerror(errno) );
1076 return VLC_EGENERIC;
1080 /* Get framebuffer device information */
1081 if( ioctl( p_sys->i_fd, FBIOGET_VSCREENINFO, &p_sys->var_info ) )
1083 msg_Err( p_intf, "cannot get fb info (%s)", strerror(errno) );
1084 close( p_sys->i_fd );
1085 return VLC_EGENERIC;
1088 /* Get some info on the framebuffer itself */
1089 if( ioctl( p_sys->i_fd, FBIOGET_FSCREENINFO, &fix_info ) == 0 )
1091 p_sys->i_width = p_sys->fmt_out.i_width = p_sys->var_info.xres;
1092 p_sys->i_height = p_sys->fmt_out.i_height = p_sys->var_info.yres;
1095 /* FIXME: if the image is full-size, it gets cropped on the left
1096 * because of the xres / xres_virtual slight difference */
1097 msg_Dbg( p_intf, "%ix%i (virtual %ix%i)",
1098 p_sys->var_info.xres, p_sys->var_info.yres,
1099 p_sys->var_info.xres_virtual,
1100 p_sys->var_info.yres_virtual );
1102 p_sys->fmt_out.i_width = p_sys->i_width;
1103 p_sys->fmt_out.i_height = p_sys->i_height;
1105 p_sys->p_palette = NULL;
1106 p_sys->b_pan = ( fix_info.ypanstep || fix_info.ywrapstep );
1108 switch( p_sys->var_info.bits_per_pixel )
1111 p_sys->p_palette = malloc( 8 * 256 * sizeof( uint16_t ) );
1112 if( !p_sys->p_palette )
1114 close( p_sys->i_fd );
1117 p_sys->fb_cmap.start = 0;
1118 p_sys->fb_cmap.len = 256;
1119 p_sys->fb_cmap.red = p_sys->p_palette;
1120 p_sys->fb_cmap.green = p_sys->p_palette + 256 * sizeof( uint16_t );
1121 p_sys->fb_cmap.blue = p_sys->p_palette + 2 * 256 * sizeof( uint16_t );
1122 p_sys->fb_cmap.transp = p_sys->p_palette + 3 * 256 * sizeof( uint16_t );
1124 /* Save the colormap */
1125 ioctl( p_sys->i_fd, FBIOGETCMAP, &p_sys->fb_cmap );
1127 p_sys->i_bytes_per_pixel = 1;
1132 p_sys->i_bytes_per_pixel = 2;
1136 p_sys->i_bytes_per_pixel = 3;
1140 p_sys->i_bytes_per_pixel = 4;
1144 msg_Err( p_intf, "screen depth %d is not supported",
1145 p_sys->var_info.bits_per_pixel );
1147 close( p_sys->i_fd );
1148 return VLC_EGENERIC;
1151 p_sys->i_page_size = p_sys->i_width * p_sys->i_height
1152 * p_sys->i_bytes_per_pixel;
1154 msg_Dbg( p_intf, "framebuffer type=%d, visual=%d, ypanstep=%d, "
1155 "ywrap=%d, accel=%d", fix_info.type, fix_info.visual,
1156 fix_info.ypanstep, fix_info.ywrapstep, fix_info.accel );
1160 /*****************************************************************************
1161 * CloseDisplay: terminate FB interface thread
1162 *****************************************************************************/
1163 static void CloseDisplay( intf_thread_t *p_intf )
1165 intf_sys_t *p_sys = (intf_sys_t *) p_intf;
1167 /* Restore palette */
1168 if( p_sys->var_info.bits_per_pixel == 8 )
1170 ioctl( p_sys->i_fd, FBIOPUTCMAP, &p_sys->fb_cmap );
1171 free( p_sys->p_palette );
1172 p_sys->p_palette = NULL;
1176 close( p_sys->i_fd );
1179 static void Render( intf_thread_t *p_intf, struct fbosd_render_t *render )
1181 intf_sys_t *p_sys = (intf_sys_t*) p_intf->p_sys;
1183 if( render->i_state != FBOSD_STATE_RENDER ) return;
1184 if( !render->psz_string ) return;
1186 if( render->i_type == FBOSD_RENDER_IMAGE )
1189 p_pic = LoadImage( p_intf, &p_sys->fmt_out, render->psz_string );
1192 RenderPicture( p_intf, render->i_x, render->i_y,
1193 p_pic, p_sys->p_overlay );
1194 picture_Release( p_pic );
1197 else if( render->i_type == FBOSD_RENDER_TEXT )
1200 #if defined(FBOSD_BLENDING)
1201 video_format_t fmt_in;
1202 memset( &fmt_in, 0, sizeof(video_format_t) );
1203 p_text = RenderText( p_intf, render->psz_string, &render->text_style,
1207 BlendPicture( p_intf, &fmt_in, &p_sys->fmt_out,
1208 p_text, p_sys->p_overlay );
1209 msg_Dbg( p_intf, "releasing picture" );
1210 DeAllocatePicture( p_text, &fmt_in );
1213 p_text = RenderText( p_intf, render->psz_string, &render->text_style,
1217 RenderPicture( p_intf, render->i_x, render->i_y,
1218 p_text, p_sys->p_overlay );
1219 picture_Release( p_text );
1225 static void RenderClear( intf_thread_t *p_intf, struct fbosd_render_t *render )
1227 intf_sys_t *p_sys = (intf_sys_t*) p_intf->p_sys;
1229 vlc_memcpy( &render->text_style, &default_text_style,
1230 sizeof( text_style_t ) );
1231 free( render->psz_string );
1232 render->psz_string = NULL;
1234 render->i_x = p_sys->i_x;
1235 render->i_y = p_sys->i_y;
1236 render->i_pos = p_sys->i_pos;
1237 render->i_alpha = p_sys->i_alpha;
1238 render->b_absolute = p_sys->b_absolute;
1239 render->i_state = FBOSD_STATE_FREE;
1242 static bool isRendererReady( intf_thread_t *p_intf )
1244 intf_sys_t *p_sys = (intf_sys_t*) p_intf->p_sys;
1247 /* Check if there are more items to render */
1248 for( i = 0; i < FBOSD_RENDER_MAX; i++ )
1250 if( p_sys->render[i].i_state == FBOSD_STATE_RESERVED )
1256 /*****************************************************************************
1258 *****************************************************************************
1259 * This part of the interface is in a separate thread so that we can call
1260 * exec() from within it without annoying the rest of the program.
1261 *****************************************************************************/
1262 static void Run( intf_thread_t *p_intf )
1264 intf_sys_t *p_sys = (intf_sys_t*) p_intf->p_sys;
1265 int canc = vlc_savecancel();
1267 while( vlc_object_alive( p_intf ) )
1271 /* Is there somthing to render? */
1272 for( i = 0; i < FBOSD_RENDER_MAX; i++ )
1274 if( p_sys->render[i].i_state == FBOSD_STATE_RENDER )
1276 Render( p_intf, &p_sys->render[i] );
1277 RenderClear( p_intf, &p_sys->render[i] );
1281 if( p_sys->b_clear )
1283 SetOverlayTransparency( p_intf, true );
1285 var_SetString( p_intf, "fbosd-image", "" );
1286 var_SetString( p_intf, "fbosd-text", "" );
1288 p_sys->b_clear = false;
1289 p_sys->b_need_update = true;
1292 if( p_sys->b_need_update && p_sys->p_overlay &&
1293 isRendererReady( p_intf ) )
1296 #if defined(FBOSD_BLENDING)
1297 /* Reverse alpha channel to work around FPGA bug */
1298 InvertAlpha( p_intf, &p_sys->p_overlay, p_sys->fmt_out );
1300 ret = write( p_sys->i_fd, p_sys->p_overlay->p[0].p_pixels,
1301 p_sys->i_page_size );
1303 msg_Err( p_intf, "unable to write to overlay" );
1304 lseek( p_sys->i_fd, 0, SEEK_SET );
1306 /* clear the picture */
1307 memset( p_sys->p_overlay->p[0].p_pixels, 0xFF, p_sys->i_page_size );
1308 p_sys->b_need_update = false;
1311 msleep( INTF_IDLE_SLEEP );
1315 vlc_restorecancel( canc );
1318 static int OverlayCallback( vlc_object_t *p_this, char const *psz_cmd,
1319 vlc_value_t oldval, vlc_value_t newval, void *p_data )
1321 intf_thread_t *p_intf = (intf_thread_t *) p_this;
1322 intf_sys_t *p_sys = (intf_sys_t*) p_intf->p_sys;
1323 VLC_UNUSED(oldval); VLC_UNUSED(p_data);
1325 if( !strncmp( psz_cmd, "fbosd-display", 13 ) )
1327 p_sys->b_need_update = true;
1329 else if( !strncmp( psz_cmd, "fbosd-clear", 11 ) )
1332 /* Clear the entire render list */
1333 for( i = 0; i < FBOSD_RENDER_MAX; i++ )
1335 RenderClear( p_intf, &p_sys->render[i] );
1337 p_sys->b_clear = true;
1339 else if( !strncmp( psz_cmd, "fbosd-render", 12 ) )
1342 /* Are we already busy with on slot ? */
1343 for( i = 0; i < FBOSD_RENDER_MAX; i++ )
1345 if( p_sys->render[i].i_state == FBOSD_STATE_RESERVED )
1347 p_sys->render[i].i_state = FBOSD_STATE_RENDER;
1355 /* Are we already busy with on slot ? */
1356 for( i = 0; i < FBOSD_RENDER_MAX; i++ )
1358 if( p_sys->render[i].i_state == FBOSD_STATE_RESERVED )
1361 /* No, then find first FREE slot */
1362 if( p_sys->render[i].i_state != FBOSD_STATE_RESERVED )
1364 for( i = 0; i < FBOSD_RENDER_MAX; i++ )
1366 if( p_sys->render[i].i_state == FBOSD_STATE_FREE )
1369 if( p_sys->render[i].i_state != FBOSD_STATE_FREE )
1371 msg_Warn( p_this, "render space depleated" );
1375 /* Found a free slot */
1376 p_sys->render[i].i_state = FBOSD_STATE_RESERVED;
1377 if( !strncmp( psz_cmd, "fbosd-image", 11 ) )
1379 free( p_sys->render[i].psz_string );
1380 p_sys->render[i].psz_string = strdup( newval.psz_string );
1381 p_sys->render[i].i_type = FBOSD_RENDER_IMAGE;
1383 else if( !strncmp( psz_cmd, "fbosd-text", 10 ) )
1385 free( p_sys->render[i].psz_string );
1386 p_sys->render[i].psz_string = strdup( newval.psz_string );
1387 p_sys->render[i].i_type = FBOSD_RENDER_TEXT;
1389 else if( !strncmp( psz_cmd, "fbosd-x", 7 ) )
1391 p_sys->render[i].b_absolute = false;
1392 p_sys->render[i].i_x = (newval.i_int < p_sys->i_width) ?
1393 newval.i_int : p_sys->i_width;
1395 else if( !strncmp( psz_cmd, "fbosd-y", 7 ) )
1397 p_sys->render[i].b_absolute = false;
1398 p_sys->render[i].i_y = (newval.i_int < p_sys->i_height) ?
1399 newval.i_int : p_sys->i_height;
1401 else if( !strncmp( psz_cmd, "fbosd-position", 14 ) )
1403 p_sys->render[i].b_absolute = true;
1404 p_sys->render[i].i_pos = newval.i_int;
1406 else if( !strncmp( psz_cmd, "fbosd-font-size", 15 ) )
1408 p_sys->render[i].text_style.i_font_size = newval.i_int;
1410 else if( !strncmp( psz_cmd, "fbosd-font-color", 16 ) )
1412 p_sys->render[i].text_style.i_font_color = newval.i_int;
1414 else if( !strncmp( psz_cmd, "fbosd-font-opacity", 18 ) )
1416 p_sys->render[i].text_style.i_font_alpha = 255 - newval.i_int;
1418 else if( !strncmp( psz_cmd, "fbosd-alpha", 11 ) )
1420 p_sys->render[i].i_alpha = newval.i_int;