# include "config.h"
#endif
-#include <vlc/vlc.h>
-#include <vlc_vout.h>
+#include <vlc_common.h>
+#include <vlc_plugin.h>
#include <vlc_osd.h>
-#include <vlc_block.h>
#include <vlc_filter.h>
#include <vlc_stream.h>
#include <vlc_xml.h>
#include <vlc_input.h>
+#include <vlc_strings.h>
#include <math.h>
#include <errno.h>
#include <fontconfig/fontconfig.h>
#endif
-typedef struct line_desc_t line_desc_t;
+#include <assert.h>
/*****************************************************************************
- * Local prototypes
+ * Module descriptor
*****************************************************************************/
static int Create ( vlc_object_t * );
static void Destroy( vlc_object_t * );
-static int LoadFontsFromAttachments( filter_t *p_filter );
-
-/* The RenderText call maps to pf_render_string, defined in vlc_filter.h */
-static int RenderText( filter_t *, subpicture_region_t *,
- subpicture_region_t * );
-#ifdef HAVE_FONTCONFIG
-static int RenderHtml( filter_t *, subpicture_region_t *,
- subpicture_region_t * );
-static char *FontConfig_Select( FcConfig *, const char *,
- bool, bool, int * );
-static int CheckIfFontBuildComplete( filter_t *p_filter );
-#endif
-static line_desc_t *NewLine( int );
-
-static int GetFontSize( filter_t *p_filter );
-static int SetFontSize( filter_t *, int );
-static void YUVFromRGB( uint32_t i_argb,
- uint8_t *pi_y, uint8_t *pi_u, uint8_t *pi_v );
-
-/*****************************************************************************
- * Module descriptor
- *****************************************************************************/
#define FONT_TEXT N_("Font")
#define FONT_LONGTEXT N_("Filename for the font you want to use")
#define FONTSIZE_TEXT N_("Font size in pixels")
"fonts that will be rendered on the video. If absolute font size is set, "\
"relative size will be overriden." )
-static int pi_sizes[] = { 20, 18, 16, 12, 6 };
-static const char *ppsz_sizes_text[] = { N_("Smaller"), N_("Small"), N_("Normal"),
- N_("Large"), N_("Larger") };
+static const int pi_sizes[] = { 20, 18, 16, 12, 6 };
+static const char *const ppsz_sizes_text[] = {
+ N_("Smaller"), N_("Small"), N_("Normal"), N_("Large"), N_("Larger") };
#define YUVP_TEXT N_("Use YUVP renderer")
#define YUVP_LONGTEXT N_("This renders the font using \"paletized YUV\". " \
"This option is only needed if you want to encode into DVB subtitles" )
#define EFFECT_OUTLINE 2
#define EFFECT_OUTLINE_FAT 3
-static int pi_effects[] = { 1, 2, 3 };
-static const char *ppsz_effects_text[] = { N_("Background"),N_("Outline"),
- N_("Fat Outline") };
-static int pi_color_values[] = {
+static int const pi_effects[] = { 1, 2, 3 };
+static const char *const ppsz_effects_text[] = {
+ N_("Background"),N_("Outline"), N_("Fat Outline") };
+static const int pi_color_values[] = {
0x00000000, 0x00808080, 0x00C0C0C0, 0x00FFFFFF, 0x00800000,
0x00FF0000, 0x00FF00FF, 0x00FFFF00, 0x00808000, 0x00008000, 0x00008080,
0x0000FF00, 0x00800080, 0x00000080, 0x000000FF, 0x0000FFFF };
-static const char *ppsz_color_descriptions[] = {
+static const char *const ppsz_color_descriptions[] = {
N_("Black"), N_("Gray"), N_("Silver"), N_("White"), N_("Maroon"),
N_("Red"), N_("Fuchsia"), N_("Yellow"), N_("Olive"), N_("Green"), N_("Teal"),
N_("Lime"), N_("Purple"), N_("Navy"), N_("Blue"), N_("Aqua") };
-vlc_module_begin();
- set_shortname( _("Text renderer"));
- set_description( _("Freetype2 font renderer") );
- set_category( CAT_VIDEO );
- set_subcategory( SUBCAT_VIDEO_SUBPIC );
+vlc_module_begin ()
+ set_shortname( N_("Text renderer"))
+ set_description( N_("Freetype2 font renderer") )
+ set_category( CAT_VIDEO )
+ set_subcategory( SUBCAT_VIDEO_SUBPIC )
add_file( "freetype-font", DEFAULT_FONT, NULL, FONT_TEXT, FONT_LONGTEXT,
false );
/* hook to the color values list, with default 0x00ffffff = white */
add_integer( "freetype-color", 0x00FFFFFF, NULL, COLOR_TEXT,
COLOR_LONGTEXT, false );
- change_integer_list( pi_color_values, ppsz_color_descriptions, 0 );
+ change_integer_list( pi_color_values, ppsz_color_descriptions, NULL );
add_integer( "freetype-rel-fontsize", 16, NULL, FONTSIZER_TEXT,
FONTSIZER_LONGTEXT, false );
- change_integer_list( pi_sizes, ppsz_sizes_text, 0 );
+ change_integer_list( pi_sizes, ppsz_sizes_text, NULL );
add_integer( "freetype-effect", 2, NULL, EFFECT_TEXT,
EFFECT_LONGTEXT, false );
- change_integer_list( pi_effects, ppsz_effects_text, 0 );
+ change_integer_list( pi_effects, ppsz_effects_text, NULL );
add_bool( "freetype-yuvp", 0, NULL, YUVP_TEXT,
YUVP_LONGTEXT, true );
- set_capability( "text renderer", 100 );
- add_shortcut( "text" );
- set_callbacks( Create, Destroy );
-vlc_module_end();
+ set_capability( "text renderer", 100 )
+ add_shortcut( "text" )
+ set_callbacks( Create, Destroy )
+vlc_module_end ()
+
+
+
+/*****************************************************************************
+ * Local prototypes
+ *****************************************************************************/
+
+/* The RenderText call maps to pf_render_string, defined in vlc_filter.h */
+static int RenderText( filter_t *, subpicture_region_t *,
+ subpicture_region_t * );
+#ifdef HAVE_FONTCONFIG
+static int RenderHtml( filter_t *, subpicture_region_t *,
+ subpicture_region_t * );
+static char *FontConfig_Select( FcConfig *, const char *,
+ bool, bool, int * );
+#endif
+
+
+static int LoadFontsFromAttachments( filter_t *p_filter );
+
+static int GetFontSize( filter_t *p_filter );
+static int SetFontSize( filter_t *, int );
+static void YUVFromRGB( uint32_t i_argb,
+ uint8_t *pi_y, uint8_t *pi_u, uint8_t *pi_v );
+typedef struct line_desc_t line_desc_t;
struct line_desc_t
{
/** NULL-terminated list of glyphs making the string */
line_desc_t *p_next;
};
-
-typedef struct font_stack_t font_stack_t;
-struct font_stack_t
-{
- char *psz_name;
- int i_size;
- uint32_t i_color; /* ARGB */
- uint32_t i_karaoke_bg_color; /* ARGB */
-
- font_stack_t *p_next;
-};
+static line_desc_t *NewLine( int );
typedef struct
{
static int Render( filter_t *, subpicture_region_t *, line_desc_t *, int, int);
static void FreeLines( line_desc_t * );
static void FreeLine( line_desc_t * );
+
#ifdef HAVE_FONTCONFIG
-static void FontBuilder( vlc_object_t *p_this);
+static vlc_object_t *FontBuilderAttach( filter_t *p_filter );
+static void FontBuilderDetach( filter_t *p_filter, vlc_object_t *p_fontbuilder );
+static void* FontBuilderThread( vlc_object_t *p_this);
+static void FontBuilderDestructor( vlc_object_t *p_this );
+static void FontBuilderGetFcConfig( filter_t *p_filter, vlc_object_t *p_fontbuilder );
+static int FontBuilderDone( vlc_object_t*, const char *, vlc_value_t, vlc_value_t,
+ void* );
#endif
/*****************************************************************************
int i_default_font_size;
int i_display_height;
#ifdef HAVE_FONTCONFIG
+ bool b_fontconfig_ok;
FcConfig *p_fontconfig;
- bool b_fontconfig_ok;
- vlc_mutex_t fontconfig_lock;
#endif
input_attachment_t **pp_font_attachments;
int i_font_attachments;
+
+ vlc_object_t *p_fontbuilder;
};
+#define UCHAR uint32_t
+#define TR_DEFAULT_FONT FC_DEFAULT_FONT
+#define TR_FONT_STYLE_PTR ft_style_t *
+
+#include "text_renderer.h"
+
/*****************************************************************************
* Create: allocates osd-text video thread output method
*****************************************************************************
char *psz_fontfile = NULL;
int i_error;
vlc_value_t val;
- vlc_mutex_t *lock;
- vlc_object_t *p_fontbuilder;
/* Allocate structure */
p_filter->p_sys = p_sys = malloc( sizeof( filter_sys_t ) );
if( !p_sys )
- {
- msg_Err( p_filter, "out of memory" );
return VLC_ENOMEM;
- }
p_sys->p_face = 0;
p_sys->p_library = 0;
p_sys->i_font_size = 0;
free( psz_fontfile );
psz_fontfile = (char *)malloc( PATH_MAX + 1 );
if( !psz_fontfile )
- {
- msg_Err( p_filter, "out of memory" );
goto error;
- }
#ifdef WIN32
GetWindowsDirectory( psz_fontfile, PATH_MAX + 1 );
strcat( psz_fontfile, "\\fonts\\arial.ttf" );
}
#ifdef HAVE_FONTCONFIG
- vlc_mutex_init( p_filter, &p_sys->fontconfig_lock );
p_sys->b_fontconfig_ok = false;
p_sys->p_fontconfig = NULL;
-
- /* Check for an existing Fontbuilder thread */
- lock = var_AcquireMutex( "fontbuilder" );
- p_fontbuilder = vlc_object_find_name( p_filter->p_libvlc,
- "fontlist builder",
- FIND_CHILD );
-
- if( ! p_fontbuilder )
- {
- /* Create the FontBuilder thread as a child of a top-level
- * object, so that it can survive the destruction of the
- * freetype object - the fontlist only needs to be built once,
- * and calling the fontbuild a second time while the first is
- * still in progress can cause thread instabilities.
- */
-
- p_fontbuilder = vlc_object_create( p_filter->p_libvlc,
- VLC_OBJECT_GENERIC );
- if( p_fontbuilder )
- {
- p_fontbuilder->psz_object_name = strdup( "fontlist builder" );
- vlc_object_attach( p_fontbuilder, p_filter->p_libvlc );
-
- var_Create( p_fontbuilder, "build-done", VLC_VAR_BOOL );
- var_SetBool( p_fontbuilder, "build-done", false );
-
- if( vlc_thread_create( p_fontbuilder,
- "fontlist builder",
- FontBuilder,
- VLC_THREAD_PRIORITY_LOW,
- false ) )
- {
- /* Don't destroy the fontconfig object - we won't be able to do
- * italics or bold or change the font face, but we will still
- * be able to do underline and change the font size.
- */
- msg_Warn( p_filter, "fontconfig database builder thread can't "
- "be launched. Font styling support will be limited." );
- }
- }
- else
- {
- vlc_object_release( p_fontbuilder );
- }
- }
- else
- {
- vlc_object_release( p_fontbuilder );
- }
- vlc_mutex_unlock( lock );
-
+ p_sys->p_fontbuilder = FontBuilderAttach( p_filter );
#endif
p_sys->i_use_kerning = FT_HAS_KERNING( p_sys->p_face );
int k;
for( k = 0; k < p_sys->i_font_attachments; k++ )
- {
vlc_input_attachment_Delete( p_sys->pp_font_attachments[k] );
- }
free( p_sys->pp_font_attachments );
}
#ifdef HAVE_FONTCONFIG
- vlc_mutex_destroy( &p_sys->fontconfig_lock );
+ FontBuilderDetach( p_filter, p_sys->p_fontbuilder );
+#endif
- if( p_sys->p_fontconfig )
- {
- FcConfigDestroy( p_sys->p_fontconfig );
- p_sys->p_fontconfig = NULL;
- }
/* FcFini asserts calling the subfunction FcCacheFini()
* even if no other library functions have been made since FcInit(),
* so don't call it. */
-#endif
+
FT_Done_Face( p_sys->p_face );
FT_Done_FreeType( p_sys->p_library );
free( p_sys );
}
#ifdef HAVE_FONTCONFIG
+static vlc_mutex_t fb_lock = VLC_STATIC_MUTEX;
-static void FontBuilder( vlc_object_t *p_this )
+static vlc_object_t *FontBuilderAttach( filter_t *p_filter )
{
- FcConfig *p_fontconfig = FcInitLoadConfig();
- vlc_mutex_t *lock;
+ /* Check for an existing Fontbuilder thread */
+ vlc_mutex_lock( &fb_lock );
+ vlc_object_t *p_fontbuilder =
+ vlc_object_find_name( p_filter->p_libvlc,
+ "fontlist builder", FIND_CHILD );
+
+ if( !p_fontbuilder )
+ {
+ /* Create the FontBuilderThread thread as a child of a top-level
+ * object, so that it can survive the destruction of the
+ * freetype object - the fontlist only needs to be built once,
+ * and calling the fontbuild a second time while the first is
+ * still in progress can cause thread instabilities.
+ *
+ * XXX The fontbuilder will be destroy as soon as it is unused.
+ */
+
+ p_fontbuilder = vlc_object_create( p_filter->p_libvlc,
+ sizeof(vlc_object_t) );
+ if( p_fontbuilder )
+ {
+ p_fontbuilder->psz_object_name = strdup( "fontlist builder" );
+ p_fontbuilder->p_private = NULL;
+ vlc_object_set_destructor( p_fontbuilder, FontBuilderDestructor );
+
+ vlc_object_attach( p_fontbuilder, p_filter->p_libvlc );
+
+ var_Create( p_fontbuilder, "build-done", VLC_VAR_BOOL );
+ var_SetBool( p_fontbuilder, "build-done", false );
+
+ if( vlc_thread_create( p_fontbuilder,
+ "fontlist builder",
+ FontBuilderThread,
+ VLC_THREAD_PRIORITY_LOW ) )
+ {
+ msg_Warn( p_filter, "fontconfig database builder thread can't "
+ "be launched. Font styling support will be limited." );
+ }
+ }
+ }
+ else
+ vlc_object_hold( p_fontbuilder );
+ if( p_fontbuilder )
+ {
+ var_AddCallback( p_fontbuilder, "build-done", FontBuilderDone, p_filter );
+ FontBuilderGetFcConfig( p_filter, p_fontbuilder );
+ }
+ vlc_mutex_unlock( &fb_lock );
+ return p_fontbuilder;
+}
+static void FontBuilderDetach( filter_t *p_filter, vlc_object_t *p_fontbuilder )
+{
+ vlc_mutex_lock( &fb_lock );
+ if( p_fontbuilder )
+ {
+ const bool b_alive = vlc_object_alive( p_fontbuilder );
+
+ var_DelCallback( p_fontbuilder, "build-done", FontBuilderDone, p_filter );
+
+ /* We wait for the thread on the first FontBuilderDetach */
+ if( b_alive )
+ {
+ vlc_object_kill( p_fontbuilder );
+ vlc_mutex_unlock( &fb_lock );
- vlc_thread_ready( p_this );
+ /* We need to unlock otherwise we may not join (the thread waiting
+ * for the lock). It is safe to unlock as no one else will try a
+ * join and we have a reference on the object) */
+ vlc_thread_join( p_fontbuilder );
+
+ vlc_mutex_lock( &fb_lock );
+ }
+ vlc_object_release( p_fontbuilder );
+ }
+ vlc_mutex_unlock( &fb_lock );
+}
+static void* FontBuilderThread( vlc_object_t *p_this )
+{
+ FcConfig *p_fontconfig = FcInitLoadConfig();
if( p_fontconfig )
{
mtime_t t1, t2;
+ int canc = vlc_savecancel ();
+ //msg_Dbg( p_this, "Building font database..." );
msg_Dbg( p_this, "Building font database..." );
t1 = mdate();
if(! FcConfigBuildFonts( p_fontconfig ))
msg_Dbg( p_this, "Finished building font database." );
msg_Dbg( p_this, "Took %ld seconds", (long)((t2 - t1)/1000000) );
- lock = var_AcquireMutex( "fontbuilder" );
+ vlc_mutex_lock( &fb_lock );
+ p_this->p_private = p_fontconfig;
+ vlc_mutex_unlock( &fb_lock );
+
var_SetBool( p_this, "build-done", true );
+ vlc_restorecancel (canc);
+ }
+ return NULL;
+}
+static void FontBuilderGetFcConfig( filter_t *p_filter, vlc_object_t *p_fontbuilder )
+{
+ filter_sys_t *p_sys = p_filter->p_sys;
+ p_sys->p_fontconfig = p_fontbuilder->p_private;
+ p_sys->b_fontconfig_ok = p_fontbuilder->p_private != NULL;
+}
+static void FontBuilderDestructor( vlc_object_t *p_this )
+{
+ FcConfig *p_fontconfig = p_this->p_private;
+
+ if( p_fontconfig )
FcConfigDestroy( p_fontconfig );
- vlc_mutex_unlock( lock );
- }
- vlc_object_detach( p_this );
- vlc_object_release( p_this );
}
+static int FontBuilderDone( vlc_object_t *p_this, const char *psz_var,
+ vlc_value_t oldval, vlc_value_t newval, void *param )
+{
+ filter_t *p_filter = param;
+
+ if( newval.b_bool )
+ {
+ vlc_mutex_lock( &fb_lock );
+
+ FontBuilderGetFcConfig( p_filter, p_this );
+
+ vlc_mutex_unlock( &fb_lock );
+ }
+ VLC_UNUSED(psz_var);
+ VLC_UNUSED(oldval);
+ return VLC_SUCCESS;
+}
#endif
/*****************************************************************************
static int Render( filter_t *p_filter, subpicture_region_t *p_region,
line_desc_t *p_line, int i_width, int i_height )
{
- static uint8_t pi_gamma[16] =
+ static const uint8_t pi_gamma[16] =
{0x00, 0x52, 0x84, 0x96, 0xb8, 0xca, 0xdc, 0xee, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
int i, x, y, i_pitch;
uint8_t i_y; /* YUV values, derived from incoming RGB */
int8_t i_u, i_v;
- subpicture_region_t *p_region_tmp;
/* Create a new subpicture region */
memset( &fmt, 0, sizeof(video_format_t) );
if( p_region->fmt.i_visible_height > 0 )
fmt.i_visible_height = p_region->fmt.i_visible_height;
fmt.i_x_offset = fmt.i_y_offset = 0;
- p_region_tmp = spu_CreateRegion( p_filter, &fmt );
- if( !p_region_tmp )
- {
- msg_Err( p_filter, "cannot allocate SPU region" );
- return VLC_EGENERIC;
- }
- p_region->fmt = p_region_tmp->fmt;
- p_region->picture = p_region_tmp->picture;
- free( p_region_tmp );
+ assert( !p_region->p_picture );
+ p_region->p_picture = picture_New( fmt.i_chroma, fmt.i_width, fmt.i_height, fmt.i_aspect );
+ if( !p_region->p_picture )
+ return VLC_EGENERIC;
+ p_region->fmt = fmt;
/* Calculate text color components */
i_y = (uint8_t)(( 66 * p_line->i_red + 129 * p_line->i_green +
(int)fmt.p_palette->palette[i][3] * (255 - p_line->i_alpha) / 255;
}
- p_dst = p_region->picture.Y_PIXELS;
- i_pitch = p_region->picture.Y_PITCH;
+ p_dst = p_region->p_picture->Y_PIXELS;
+ i_pitch = p_region->p_picture->Y_PITCH;
/* Initialize the region pixels */
memset( p_dst, 0, i_pitch * p_region->fmt.i_height );
/* Outlining (find something better than nearest neighbour filtering ?) */
if( 1 )
{
- uint8_t *p_dst = p_region->picture.Y_PIXELS;
+ uint8_t *p_dst = p_region->p_picture->Y_PIXELS;
uint8_t *p_top = p_dst; /* Use 1st line as a cache */
uint8_t left, current;
for( y = 1; y < (int)fmt.i_height - 1; y++ )
{
if( y > 1 ) memcpy( p_top, p_dst, fmt.i_width );
- p_dst += p_region->picture.Y_PITCH;
+ p_dst += p_region->p_picture->Y_PITCH;
left = 0;
for( x = 1; x < (int)fmt.i_width - 1; x++ )
{
current = p_dst[x];
p_dst[x] = ( 8 * (int)p_dst[x] + left + p_dst[x+1] + p_top[x -1]+ p_top[x] + p_top[x+1] +
- p_dst[x -1 + p_region->picture.Y_PITCH ] + p_dst[x + p_region->picture.Y_PITCH] + p_dst[x + 1 + p_region->picture.Y_PITCH]) / 16;
+ p_dst[x -1 + p_region->p_picture->Y_PITCH ] + p_dst[x + p_region->p_picture->Y_PITCH] + p_dst[x + 1 + p_region->p_picture->Y_PITCH]) / 16;
left = current;
}
}
int i_pitch;
uint8_t *p_dst_y,*p_dst_u,*p_dst_v,*p_dst_a;
- p_dst_y = p_region->picture.Y_PIXELS;
- p_dst_u = p_region->picture.U_PIXELS;
- p_dst_v = p_region->picture.V_PIXELS;
- p_dst_a = p_region->picture.A_PIXELS;
- i_pitch = p_region->picture.A_PITCH;
+ p_dst_y = p_region->p_picture->Y_PIXELS;
+ p_dst_u = p_region->p_picture->U_PIXELS;
+ p_dst_v = p_region->p_picture->V_PIXELS;
+ p_dst_a = p_region->p_picture->A_PIXELS;
+ i_pitch = p_region->p_picture->A_PITCH;
int i_offset = ( p_this_glyph_pos->y + i_glyph_tmax + i_line_offset + 3 ) * i_pitch +
p_this_glyph_pos->x + p_this_glyph->left + 3 + i_align_offset;
static void DrawBlack( line_desc_t *p_line, int i_width, subpicture_region_t *p_region, int xoffset, int yoffset )
{
- uint8_t *p_dst = p_region->picture.A_PIXELS;
- int i_pitch = p_region->picture.A_PITCH;
+ uint8_t *p_dst = p_region->p_picture->A_PIXELS;
+ int i_pitch = p_region->p_picture->A_PITCH;
int x,y;
for( ; p_line != NULL; p_line = p_line->p_next )
video_format_t fmt;
int i, x, y, i_pitch, i_alpha;
uint8_t i_y, i_u, i_v; /* YUV values, derived from incoming RGB */
- subpicture_region_t *p_region_tmp;
if( i_width == 0 || i_height == 0 )
return VLC_SUCCESS;
if( p_region->fmt.i_visible_height > 0 )
fmt.i_visible_height = p_region->fmt.i_visible_height;
fmt.i_x_offset = fmt.i_y_offset = 0;
- p_region_tmp = spu_CreateRegion( p_filter, &fmt );
- if( !p_region_tmp )
- {
- msg_Err( p_filter, "cannot allocate SPU region" );
- return VLC_EGENERIC;
- }
- p_region->fmt = p_region_tmp->fmt;
- p_region->picture = p_region_tmp->picture;
- free( p_region_tmp );
+ p_region->p_picture = picture_New( fmt.i_chroma, fmt.i_width, fmt.i_height, fmt.i_aspect );
+ if( !p_region->p_picture )
+ return VLC_EGENERIC;
+ p_region->fmt = fmt;
/* Calculate text color components */
YUVFromRGB( (p_line->i_red << 16) |
&i_y, &i_u, &i_v);
i_alpha = p_line->i_alpha;
- p_dst_y = p_region->picture.Y_PIXELS;
- p_dst_u = p_region->picture.U_PIXELS;
- p_dst_v = p_region->picture.V_PIXELS;
- p_dst_a = p_region->picture.A_PIXELS;
- i_pitch = p_region->picture.A_PITCH;
+ p_dst_y = p_region->p_picture->Y_PIXELS;
+ p_dst_u = p_region->p_picture->U_PIXELS;
+ p_dst_v = p_region->p_picture->V_PIXELS;
+ p_dst_a = p_region->p_picture->A_PIXELS;
+ i_pitch = p_region->p_picture->A_PITCH;
/* Initialize the region pixels */
if( p_filter->p_sys->i_effect != EFFECT_BACKGROUND )
psz_unicode = psz_unicode_orig =
malloc( ( strlen(psz_string) + 1 ) * sizeof(uint32_t) );
if( psz_unicode == NULL )
- {
- msg_Err( p_filter, "out of memory" );
goto error;
- }
#if defined(WORDS_BIGENDIAN)
iconv_handle = vlc_iconv_open( "UCS-4BE", "UTF-8" );
#else
p_fribidi_string = malloc( (i_string_length + 1) * sizeof(uint32_t) );
if( !p_fribidi_string )
- {
- msg_Err( p_filter, "out of memory" );
goto error;
- }
/* Do bidi conversion line-by-line */
while( pos < i_string_length )
/* Calculate relative glyph positions and a bounding box for the
* entire string */
if( !(p_line = NewLine( strlen( psz_string ))) )
- {
- msg_Err( p_filter, "out of memory" );
goto error;
- }
p_lines = p_line;
i_pen_x = i_pen_y = 0;
i_previous = i = 0;
{
psz_line_start = psz_unicode;
if( !(p_next = NewLine( strlen( psz_string ))) )
- {
- msg_Err( p_filter, "out of memory" );
goto error;
- }
p_line->p_next = p_next;
p_line->i_width = line.xMax;
p_line->i_height = face->size->metrics.height >> 6;
glyph_size.xMin + ((FT_BitmapGlyph)tmp_glyph)->left;
if( line.xMax > (int)p_filter->fmt_out.video.i_visible_width - 20 )
{
+ FT_Done_Glyph( (FT_Glyph)p_line->pp_glyphs[ i ] );
p_line->pp_glyphs[ i ] = NULL;
FreeLine( p_line );
p_line = NewLine( strlen( psz_string ));
return false;
}
-static int PushFont( font_stack_t **p_font, const char *psz_name, int i_size,
- uint32_t i_color, uint32_t i_karaoke_bg_color )
-{
- font_stack_t *p_new;
-
- if( !p_font )
- return VLC_EGENERIC;
-
- p_new = malloc( sizeof( font_stack_t ) );
- if( ! p_new )
- return VLC_ENOMEM;
-
- p_new->p_next = NULL;
-
- if( psz_name )
- p_new->psz_name = strdup( psz_name );
- else
- p_new->psz_name = NULL;
-
- p_new->i_size = i_size;
- p_new->i_color = i_color;
- p_new->i_karaoke_bg_color = i_karaoke_bg_color;
-
- if( !*p_font )
- {
- *p_font = p_new;
- }
- else
- {
- font_stack_t *p_last;
-
- for( p_last = *p_font;
- p_last->p_next;
- p_last = p_last->p_next )
- ;
-
- p_last->p_next = p_new;
- }
- return VLC_SUCCESS;
-}
-
-static int PopFont( font_stack_t **p_font )
-{
- font_stack_t *p_last, *p_next_to_last;
-
- if( !p_font || !*p_font )
- return VLC_EGENERIC;
-
- p_next_to_last = NULL;
- for( p_last = *p_font;
- p_last->p_next;
- p_last = p_last->p_next )
- {
- p_next_to_last = p_last;
- }
-
- if( p_next_to_last )
- p_next_to_last->p_next = NULL;
- else
- *p_font = NULL;
-
- free( p_last->psz_name );
- free( p_last );
-
- return VLC_SUCCESS;
-}
-
-static int PeekFont( font_stack_t **p_font, char **psz_name, int *i_size,
- uint32_t *i_color, uint32_t *i_karaoke_bg_color )
-{
- font_stack_t *p_last;
-
- if( !p_font || !*p_font )
- return VLC_EGENERIC;
-
- for( p_last=*p_font;
- p_last->p_next;
- p_last=p_last->p_next )
- ;
-
- *psz_name = p_last->psz_name;
- *i_size = p_last->i_size;
- *i_color = p_last->i_color;
- *i_karaoke_bg_color = p_last->i_karaoke_bg_color;
-
- return VLC_SUCCESS;
-}
-
static void IconvText( filter_t *p_filter, const char *psz_string,
uint32_t *i_string_length, uint32_t **ppsz_unicode )
{
glyph_size.xMin + ((FT_BitmapGlyph)tmp_glyph)->left;
if( line.xMax > (int)p_filter->fmt_out.video.i_visible_width - 20 )
{
- while( --i > *pi_start )
- {
+ for( ; i >= *pi_start; i-- )
FT_Done_Glyph( (FT_Glyph)p_line->pp_glyphs[ i ] );
- }
+ i = *pi_start;
while( psz_unicode > psz_unicode_start && *psz_unicode != ' ' )
{
p_result->x = __MAX( p_result->x, line.xMax );
p_result->y = __MAX( p_result->y, __MAX( p_line->i_height,
i_yMax - i_yMin ) );
-
- *pi_start = i;
return VLC_SUCCESS;
}
else
return VLC_SUCCESS;
}
-static int HandleFontAttributes( xml_reader_t *p_xml_reader,
- font_stack_t **p_fonts, int i_scale )
-{
- int rv;
- char *psz_fontname = NULL;
- uint32_t i_font_color = 0xffffff;
- int i_font_alpha = 0;
- uint32_t i_karaoke_bg_color = 0x00ffffff;
- int i_font_size = 24;
-
- /* Default all attributes to the top font in the stack -- in case not
- * all attributes are specified in the sub-font
- */
- if( VLC_SUCCESS == PeekFont( p_fonts,
- &psz_fontname,
- &i_font_size,
- &i_font_color,
- &i_karaoke_bg_color ))
- {
- psz_fontname = strdup( psz_fontname );
- i_font_size = i_font_size * 1000 / i_scale;
- }
- i_font_alpha = (i_font_color >> 24) & 0xff;
- i_font_color &= 0x00ffffff;
-
- while ( xml_ReaderNextAttr( p_xml_reader ) == VLC_SUCCESS )
- {
- char *psz_name = xml_ReaderName( p_xml_reader );
- char *psz_value = xml_ReaderValue( p_xml_reader );
-
- if( psz_name && psz_value )
- {
- if( !strcasecmp( "face", psz_name ) )
- {
- free( psz_fontname );
- psz_fontname = strdup( psz_value );
- }
- else if( !strcasecmp( "size", psz_name ) )
- {
- if( ( *psz_value == '+' ) || ( *psz_value == '-' ) )
- {
- int i_value = atoi( psz_value );
-
- if( ( i_value >= -5 ) && ( i_value <= 5 ) )
- i_font_size += ( i_value * i_font_size ) / 10;
- else if( i_value < -5 )
- i_font_size = - i_value;
- else if( i_value > 5 )
- i_font_size = i_value;
- }
- else
- i_font_size = atoi( psz_value );
- }
- else if( !strcasecmp( "color", psz_name ) &&
- ( psz_value[0] == '#' ) )
- {
- i_font_color = strtol( psz_value + 1, NULL, 16 );
- i_font_color &= 0x00ffffff;
- }
- else if( !strcasecmp( "alpha", psz_name ) &&
- ( psz_value[0] == '#' ) )
- {
- i_font_alpha = strtol( psz_value + 1, NULL, 16 );
- i_font_alpha &= 0xff;
- }
- free( psz_name );
- free( psz_value );
- }
- }
- rv = PushFont( p_fonts,
- psz_fontname,
- i_font_size * i_scale / 1000,
- (i_font_color & 0xffffff) | ((i_font_alpha & 0xff) << 24),
- i_karaoke_bg_color );
-
- free( psz_fontname );
-
- return rv;
-}
-
static void SetupLine( filter_t *p_filter, const char *psz_text_in,
uint32_t **psz_text_out, uint32_t *pi_runs,
uint32_t **ppi_run_lengths, ft_style_t ***ppp_styles,
if( p_style ) DeleteStyle( p_style );
}
-static void SetKaraokeLen( uint32_t i_runs, uint32_t *pi_run_lengths,
- uint32_t i_k_runs, uint32_t *pi_k_run_lengths )
-{
- /* Karaoke tags _PRECEDE_ the text they specify a duration
- * for, therefore we are working out the length for the
- * previous tag, and first time through we have nothing
- */
- if( pi_k_run_lengths )
- {
- int i_chars = 0;
- uint32_t i;
-
- /* Work out how many characters are presently in the string
- */
- for( i = 0; i < i_runs; i++ )
- i_chars += pi_run_lengths[ i ];
-
- /* Subtract away those we've already allocated to other
- * karaoke tags
- */
- for( i = 0; i < i_k_runs; i++ )
- i_chars -= pi_k_run_lengths[ i ];
-
- pi_k_run_lengths[ i_k_runs - 1 ] = i_chars;
- }
-}
-
-static void SetupKaraoke( xml_reader_t *p_xml_reader, uint32_t *pi_k_runs,
- uint32_t **ppi_k_run_lengths,
- uint32_t **ppi_k_durations )
-{
- while ( xml_ReaderNextAttr( p_xml_reader ) == VLC_SUCCESS )
- {
- char *psz_name = xml_ReaderName( p_xml_reader );
- char *psz_value = xml_ReaderValue( p_xml_reader );
-
- if( psz_name && psz_value &&
- !strcasecmp( "t", psz_name ) )
- {
- if( ppi_k_durations && ppi_k_run_lengths )
- {
- (*pi_k_runs)++;
-
- if( *ppi_k_durations )
- {
- *ppi_k_durations = (uint32_t *)
- realloc( *ppi_k_durations,
- *pi_k_runs * sizeof( uint32_t ) );
- }
- else if( *pi_k_runs == 1 )
- {
- *ppi_k_durations = (uint32_t *)
- malloc( *pi_k_runs * sizeof( uint32_t ) );
- }
-
- if( *ppi_k_run_lengths )
- {
- *ppi_k_run_lengths = (uint32_t *)
- realloc( *ppi_k_run_lengths,
- *pi_k_runs * sizeof( uint32_t ) );
- }
- else if( *pi_k_runs == 1 )
- {
- *ppi_k_run_lengths = (uint32_t *)
- malloc( *pi_k_runs * sizeof( uint32_t ) );
- }
- if( *ppi_k_durations )
- (*ppi_k_durations)[ *pi_k_runs - 1 ] = atoi( psz_value );
-
- if( *ppi_k_run_lengths )
- (*ppi_k_run_lengths)[ *pi_k_runs - 1 ] = 0;
- }
- }
- free( psz_name );
- free( psz_value );
- }
-}
-
-static int ProcessNodes( filter_t *p_filter,
- xml_reader_t *p_xml_reader,
- text_style_t *p_font_style,
- uint32_t *psz_text,
- int *pi_len,
-
- uint32_t *pi_runs,
- uint32_t **ppi_run_lengths,
- ft_style_t ***ppp_styles,
-
- bool b_karaoke,
- uint32_t *pi_k_runs,
- uint32_t **ppi_k_run_lengths,
- uint32_t **ppi_k_durations )
-{
- int rv = VLC_SUCCESS;
- filter_sys_t *p_sys = p_filter->p_sys;
- uint32_t *psz_text_orig = psz_text;
- font_stack_t *p_fonts = NULL;
- vlc_value_t val;
- int i_scale = 1000;
-
- char *psz_node = NULL;
-
- bool b_italic = false;
- bool b_bold = false;
- bool b_uline = false;
-
- if( VLC_SUCCESS == var_Get( p_filter, "scale", &val ))
- i_scale = val.i_int;
-
- if( p_font_style )
- {
- rv = PushFont( &p_fonts,
- p_font_style->psz_fontname,
- p_font_style->i_font_size * i_scale / 1000,
- (p_font_style->i_font_color & 0xffffff) |
- ((p_font_style->i_font_alpha & 0xff) << 24),
- (p_font_style->i_karaoke_background_color & 0xffffff) |
- ((p_font_style->i_karaoke_background_alpha & 0xff) << 24));
-
- if( p_font_style->i_style_flags & STYLE_BOLD )
- b_bold = true;
- if( p_font_style->i_style_flags & STYLE_ITALIC )
- b_italic = true;
- if( p_font_style->i_style_flags & STYLE_UNDERLINE )
- b_uline = true;
- }
- else
- {
- rv = PushFont( &p_fonts,
- FC_DEFAULT_FONT,
- p_sys->i_font_size,
- 0x00ffffff,
- 0x00ffffff );
- }
- if( rv != VLC_SUCCESS )
- return rv;
-
- while ( ( xml_ReaderRead( p_xml_reader ) == 1 ) )
- {
- switch ( xml_ReaderNodeType( p_xml_reader ) )
- {
- case XML_READER_NONE:
- break;
- case XML_READER_ENDELEM:
- psz_node = xml_ReaderName( p_xml_reader );
-
- if( psz_node )
- {
- if( !strcasecmp( "font", psz_node ) )
- PopFont( &p_fonts );
- else if( !strcasecmp( "b", psz_node ) )
- b_bold = false;
- else if( !strcasecmp( "i", psz_node ) )
- b_italic = false;
- else if( !strcasecmp( "u", psz_node ) )
- b_uline = false;
-
- free( psz_node );
- }
- break;
- case XML_READER_STARTELEM:
- psz_node = xml_ReaderName( p_xml_reader );
- if( psz_node )
- {
- if( !strcasecmp( "font", psz_node ) )
- rv = HandleFontAttributes( p_xml_reader, &p_fonts, i_scale );
- else if( !strcasecmp( "b", psz_node ) )
- b_bold = true;
- else if( !strcasecmp( "i", psz_node ) )
- b_italic = true;
- else if( !strcasecmp( "u", psz_node ) )
- b_uline = true;
- else if( !strcasecmp( "br", psz_node ) )
- {
- SetupLine( p_filter, "\n", &psz_text,
- pi_runs, ppi_run_lengths, ppp_styles,
- GetStyleFromFontStack( p_sys,
- &p_fonts,
- b_bold,
- b_italic,
- b_uline ) );
- }
- else if( !strcasecmp( "k", psz_node ) )
- {
- /* Only valid in karaoke */
- if( b_karaoke )
- {
- if( *pi_k_runs > 0 )
- {
- SetKaraokeLen( *pi_runs, *ppi_run_lengths,
- *pi_k_runs, *ppi_k_run_lengths );
- }
- SetupKaraoke( p_xml_reader, pi_k_runs,
- ppi_k_run_lengths, ppi_k_durations );
- }
- }
-
- free( psz_node );
- }
- break;
- case XML_READER_TEXT:
- psz_node = xml_ReaderValue( p_xml_reader );
- if( psz_node )
- {
- /* Turn any multiple-whitespaces into single spaces */
- char *s = strpbrk( psz_node, "\t\r\n " );
- while( s )
- {
- int i_whitespace = strspn( s, "\t\r\n " );
-
- if( i_whitespace > 1 )
- memmove( &s[1],
- &s[i_whitespace],
- strlen( s ) - i_whitespace + 1 );
- *s++ = ' ';
-
- s = strpbrk( s, "\t\r\n " );
- }
- SetupLine( p_filter, psz_node, &psz_text,
- pi_runs, ppi_run_lengths, ppp_styles,
- GetStyleFromFontStack( p_sys,
- &p_fonts,
- b_bold,
- b_italic,
- b_uline ) );
- free( psz_node );
- }
- break;
- }
- if( rv != VLC_SUCCESS )
- {
- psz_text = psz_text_orig;
- break;
- }
- }
- if( b_karaoke )
- {
- SetKaraokeLen( *pi_runs, *ppi_run_lengths,
- *pi_k_runs, *ppi_k_run_lengths );
- }
-
- *pi_len = psz_text - psz_text_orig;
-
- while( VLC_SUCCESS == PopFont( &p_fonts ) );
-
- return rv;
-}
-
static int CheckForEmbeddedFont( filter_sys_t *p_sys, FT_Face *pp_face, ft_style_t *p_style )
{
int k;
return VLC_EGENERIC;
}
-static int CheckIfFontBuildComplete( filter_t *p_filter )
-{
- filter_sys_t *p_sys = p_filter->p_sys;
- vlc_object_t *p_fb = vlc_object_find_name( p_filter->p_libvlc,
- "fontlist builder",
- FIND_CHILD );
- if( p_fb )
- {
- vlc_mutex_t *lock = var_AcquireMutex( "fontbuilder" );
- vlc_value_t val;
-
- if( VLC_SUCCESS == var_Get( p_fb, "build-done", &val ))
- {
- p_sys->b_fontconfig_ok = val.b_bool;
-
- if( p_sys->b_fontconfig_ok )
- {
- FcInit();
- p_sys->p_fontconfig = FcConfigGetCurrent();
- }
- else
- msg_Dbg( p_filter, "Font Build still not complete" );
- }
- vlc_mutex_unlock( lock );
- vlc_object_release( p_fb );
-
- return VLC_SUCCESS;
- }
- return VLC_EGENERIC;
-}
-
static int ProcessLines( filter_t *p_filter,
uint32_t *psz_text,
int i_len,
! p_new_positions ||
! p_levels )
{
- msg_Err( p_filter, "out of memory" );
free( p_levels );
free( p_old_positions );
free( p_new_positions );
/* Look for a match amongst our attachments first */
CheckForEmbeddedFont( p_sys, &p_face, p_style );
- if( !p_sys->b_fontconfig_ok )
- {
- if( VLC_EGENERIC == CheckIfFontBuildComplete( p_filter ))
- msg_Err( p_filter, "Can't find FontBuilder thread!" );
- }
-
- if( ! p_face && p_sys->b_fontconfig_ok )
+ if( ! p_face )
{
- char *psz_fontfile;
- vlc_mutex_lock( &p_sys->fontconfig_lock );
+ char *psz_fontfile = NULL;
- psz_fontfile = FontConfig_Select( p_sys->p_fontconfig,
- p_style->psz_fontname,
- p_style->b_bold,
- p_style->b_italic,
- &i_idx );
- vlc_mutex_unlock( &p_sys->fontconfig_lock );
+ vlc_mutex_lock( &fb_lock );
+ if( p_sys->b_fontconfig_ok )
+ {
+ /* FIXME Is there really a race condition between FontConfig_Select with default fontconfig(NULL)
+ * and FcConfigBuildFonts ? If not it would be better to remove the check on b_fontconfig_ok */
+ psz_fontfile = FontConfig_Select( p_sys->p_fontconfig,
+ p_style->psz_fontname,
+ p_style->b_bold,
+ p_style->b_italic,
+ &i_idx );
+ }
+ vlc_mutex_unlock( &fb_lock );
if( psz_fontfile && ! *psz_fontfile )
{
malloc( (k - i_prev + 1) * sizeof( uint32_t ));
if( !psz_unicode )
{
- msg_Err( p_filter, "out of memory" );
if( p_face ) FT_Done_Face( p_face );
free( pp_char_styles );
free( psz_unicode );
{
if( !(p_line = NewLine( i_len - i_prev)) )
{
- msg_Err( p_filter, "out of memory" );
if( p_face ) FT_Done_Face( p_face );
free( pp_char_styles );
free( psz_unicode );
rv = ProcessNodes( p_filter, p_xml_reader,
p_region_in->p_style, psz_text, &i_len,
&i_runs, &pi_run_lengths, &pp_styles,
+
b_karaoke, &i_k_runs, &pi_k_run_lengths,
&pi_k_durations );
FcPatternAddString( pat, FC_FAMILY, (const FcChar8*)family );
FcPatternAddBool( pat, FC_OUTLINE, FcTrue );
- FcPatternAddInteger( pat, FC_SLANT, b_italic ? 1000 : 0 );
- FcPatternAddInteger( pat, FC_WEIGHT, b_bold ? 1000 : 0 );
+ FcPatternAddInteger( pat, FC_SLANT, b_italic ? FC_SLANT_ITALIC : FC_SLANT_ROMAN );
+ FcPatternAddInteger( pat, FC_WEIGHT, b_bold ? FC_WEIGHT_EXTRABOLD : FC_WEIGHT_NORMAL );
FcDefaultSubstitute( pat );
else
{
var_Get( p_filter, "freetype-rel-fontsize", &val );
- i_size = (int)p_filter->fmt_out.video.i_height / val.i_int;
- p_filter->p_sys->i_display_height =
- p_filter->fmt_out.video.i_height;
+ if( val.i_int > 0 )
+ {
+ i_size = (int)p_filter->fmt_out.video.i_height / val.i_int;
+ p_filter->p_sys->i_display_height =
+ p_filter->fmt_out.video.i_height;
+ }
}
if( i_size <= 0 )
{
projects / vlc / blobdiff