* Preamble
*****************************************************************************/
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
#include <vlc/vlc.h>
#include <vlc_vout.h>
#include <vlc_osd.h>
#include <vlc_xml.h>
#include <vlc_input.h>
-#ifdef HAVE_LINUX_LIMITS_H
-# include <linux/limits.h>
-#endif
-
-#include <time.h>
#include <math.h>
#include <errno.h>
subpicture_region_t * );
static char *FontConfig_Select( FcConfig *, const char *,
vlc_bool_t, vlc_bool_t, int * );
+static int CheckIfFontBuildComplete( filter_t *p_filter );
#endif
static line_desc_t *NewLine( int );
*****************************************************************************/
static int Create( vlc_object_t *p_this )
{
- filter_t *p_filter = (filter_t *)p_this;
- filter_sys_t *p_sys;
- char *psz_fontfile = NULL;
- int i_error;
- vlc_value_t val;
+ filter_t *p_filter = (filter_t *)p_this;
+ filter_sys_t *p_sys;
+ 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 ) );
psz_fontfile = val.psz_string;
if( !psz_fontfile || !*psz_fontfile )
{
- if( psz_fontfile ) free( psz_fontfile );
+ free( psz_fontfile );
psz_fontfile = (char *)malloc( PATH_MAX + 1 );
if( !psz_fontfile )
{
#endif
}
-#ifdef HAVE_FONTCONFIG
- vlc_mutex_init( p_filter, &p_sys->fontconfig_lock );
- p_sys->b_fontconfig_ok = VLC_FALSE;
-
- p_sys->p_fontconfig = FcInitLoadConfig();
-
- if( p_sys->p_fontconfig )
- {
- /* Normally this doesn't take very long, but an initial build of
- * the fontconfig database or the addition of a lot of new fonts
- * can cause it to take several minutes for a large number of fonts.
- * Even a small number can take several seconds - much longer than
- * we can afford to block, so we build the list in the background
- * and if it succeeds we allow fontconfig to be used.
- */
- if( vlc_thread_create( p_filter, "fontlist builder", FontBuilder,
- VLC_THREAD_PRIORITY_LOW, VLC_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
- {
- msg_Warn( p_filter, "Couldn't initialise Fontconfig. "
- "Font styling won't be available." );
- }
-#endif
i_error = FT_Init_FreeType( &p_sys->p_library );
if( i_error )
{
goto error;
}
+#ifdef HAVE_FONTCONFIG
+ vlc_mutex_init( p_filter, &p_sys->fontconfig_lock );
+ p_sys->b_fontconfig_ok = VLC_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 = "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", VLC_FALSE );
+
+ if( vlc_thread_create( p_fontbuilder,
+ "fontlist builder",
+ FontBuilder,
+ VLC_THREAD_PRIORITY_LOW,
+ VLC_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 );
+
+#endif
+
p_sys->i_use_kerning = FT_HAS_KERNING( p_sys->p_face );
var_Get( p_filter, "freetype-fontsize", &val );
p_sys->i_default_font_size = val.i_int;
if( SetFontSize( p_filter, 0 ) != VLC_SUCCESS ) goto error;
- if( psz_fontfile ) free( psz_fontfile );
+ free( psz_fontfile );
p_sys->pp_font_attachments = NULL;
p_sys->i_font_attachments = 0;
p_filter->pf_render_text = RenderText;
#ifdef HAVE_FONTCONFIG
- if( p_sys->p_fontconfig )
- p_filter->pf_render_html = RenderHtml;
- else
+ p_filter->pf_render_html = RenderHtml;
+#else
+ p_filter->pf_render_html = NULL;
#endif
- p_filter->pf_render_html = NULL;
LoadFontsFromAttachments( p_filter );
error:
if( p_sys->p_face ) FT_Done_Face( p_sys->p_face );
if( p_sys->p_library ) FT_Done_FreeType( p_sys->p_library );
- if( psz_fontfile ) free( psz_fontfile );
+ free( psz_fontfile );
free( p_sys );
return VLC_EGENERIC;
}
#ifdef HAVE_FONTCONFIG
-static void FontBuilder( vlc_object_t *p_this)
+static void FontBuilder( vlc_object_t *p_this )
{
- filter_t *p_filter = (filter_t*)p_this;
- filter_sys_t *p_sys = p_filter->p_sys;
- time_t t1, t2;
+ FcConfig *p_fontconfig = FcInitLoadConfig();
+ vlc_mutex_t *lock;
- /* Find the session to announce */
- vlc_mutex_lock( &p_sys->fontconfig_lock );
+ vlc_thread_ready( p_this );
- msg_Dbg( p_filter, "Building font database..." );
- time(&t1);
- if(! FcConfigBuildFonts( p_sys->p_fontconfig ))
+ if( p_fontconfig )
{
- /* 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_Err( p_filter, "fontconfig database can't be built. "
- "Font styling won't be available" );
- }
- time(&t2);
+ mtime_t t1, t2;
- msg_Dbg( p_filter, "Finished building font database." );
- if( t1 > 0 && t2 > 0 )
- msg_Dbg( p_filter, "Took %ld seconds", t2 - t1 );
+ msg_Dbg( p_this, "Building font database..." );
+ t1 = mdate();
+ if(! FcConfigBuildFonts( p_fontconfig ))
+ {
+ /* 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_Err( p_this, "fontconfig database can't be built. "
+ "Font styling won't be available" );
+ }
+ t2 = mdate();
+
+ msg_Dbg( p_this, "Finished building font database." );
+ msg_Dbg( p_this, "Took %ld seconds", (long)((t2 - t1)/1000000) );
- p_sys->b_fontconfig_ok = VLC_TRUE;
+ lock = var_AcquireMutex( "fontbuilder" );
+ var_SetBool( p_this, "build-done", VLC_TRUE );
- vlc_mutex_unlock( &p_sys->fontconfig_lock );
+ FcConfigDestroy( p_fontconfig );
+ vlc_mutex_unlock( lock );
+ }
+ vlc_object_detach( p_this );
+ vlc_object_release( p_this );
}
#endif
FT_BitmapGlyph p_this_glyph, FT_Vector *p_this_glyph_pos,
FT_BitmapGlyph p_next_glyph, FT_Vector *p_next_glyph_pos,
int i_glyph_tmax, int i_align_offset,
- uint8_t i_y, uint8_t i_u, uint8_t i_v, uint8_t i_alpha,
+ uint8_t i_y, uint8_t i_u, uint8_t i_v,
subpicture_region_t *p_region)
{
int y, x, z;
p_line->pp_glyphs[i], &(p_line->p_glyph_pos[i]),
p_line->pp_glyphs[i+1], &(p_line->p_glyph_pos[i+1]),
i_glyph_tmax, i_align_offset,
- i_y, i_u, i_v, i_alpha,
+ i_y, i_u, i_v,
p_region);
}
}
i_out_bytes = i_in_bytes * sizeof( uint32_t );
i_out_bytes_left = i_out_bytes;
p_out_buffer = (char *)psz_unicode;
- i_ret = vlc_iconv( iconv_handle, (const char**)&p_in_buffer, &i_in_bytes,
+ i_ret = vlc_iconv( iconv_handle, (const char**)&p_in_buffer,
+ &i_in_bytes,
&p_out_buffer, &i_out_bytes_left );
vlc_iconv_close( iconv_handle );
#if defined(HAVE_FRIBIDI)
{
uint32_t *p_fribidi_string;
- int start_pos, pos = 0;
+ int32_t start_pos, pos = 0;
p_fribidi_string = malloc( (i_string_length + 1) * sizeof(uint32_t) );
if( !p_fribidi_string )
}
/* Do bidi conversion line-by-line */
- while(pos < i_string_length)
+ while( pos < i_string_length )
{
- while(pos < i_string_length) {
+ while( pos < i_string_length )
+ {
i_char = psz_unicode[pos];
if (i_char != '\r' && i_char != '\n')
break;
++pos;
}
start_pos = pos;
- while(pos < i_string_length) {
+ while( pos < i_string_length )
+ {
i_char = psz_unicode[pos];
if (i_char == '\r' || i_char == '\n')
break;
if (pos > start_pos)
{
FriBidiCharType base_dir = FRIBIDI_TYPE_LTR;
- fribidi_log2vis((FriBidiChar*)psz_unicode + start_pos, pos - start_pos,
- &base_dir, (FriBidiChar*)p_fribidi_string + start_pos, 0, 0, 0);
+ fribidi_log2vis((FriBidiChar*)psz_unicode + start_pos,
+ pos - start_pos,
+ &base_dir,
+ (FriBidiChar*)p_fribidi_string + start_pos,
+ 0, 0, 0);
}
}
if( p_prev ) p_prev->p_next = p_line;
else p_lines = p_line;
+ uint32_t *psz_unicode_saved = psz_unicode;
while( psz_unicode > psz_line_start && *psz_unicode != ' ' )
{
psz_unicode--;
}
if( psz_unicode == psz_line_start )
+ { /* try harder to break that line */
+ psz_unicode = psz_unicode_saved;
+ while( psz_unicode > psz_line_start &&
+ *psz_unicode != '_' && *psz_unicode != '/' &&
+ *psz_unicode != '\\' && *psz_unicode != '.' )
+ {
+ psz_unicode--;
+ }
+ }
+ if( psz_unicode == psz_line_start )
{
msg_Warn( p_filter, "unbreakable string" );
goto error;
else
RenderYUVA( p_filter, p_region_out, p_lines, result.x, result.y );
- if( psz_unicode_orig ) free( psz_unicode_orig );
+ free( psz_unicode_orig );
FreeLines( p_lines );
return VLC_SUCCESS;
error:
- if( psz_unicode_orig ) free( psz_unicode_orig );
+ free( psz_unicode_orig );
FreeLines( p_lines );
return VLC_EGENERIC;
}
{
if( p_style )
{
- if( p_style->psz_fontname )
- free( p_style->psz_fontname );
+ free( p_style->psz_fontname );
free( p_style );
}
}
{
*psz_unicode_start = '\0';
}
- else
+ else if( psz_unicode > psz_unicode_start )
{
- psz_unicode++;
for( i=0; psz_unicode[ i ]; i++ )
psz_unicode_start[ i ] = psz_unicode[ i ];
psz_unicode_start[ i ] = '\0';
{
if( !strcasecmp( "face", psz_name ) )
{
- if( psz_fontname ) free( psz_fontname );
+ free( psz_fontname );
psz_fontname = strdup( psz_value );
}
else if( !strcasecmp( "size", psz_name ) )
(*ppi_k_run_lengths)[ *pi_k_runs - 1 ] = 0;
}
}
- if( psz_name ) free( psz_name );
- if( psz_value ) free( psz_value );
+ free( psz_name );
+ free( psz_value );
}
}
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_levels )
{
msg_Err( p_filter, "out of memory" );
- if( p_levels ) free( p_levels );
- if( p_old_positions ) free( p_old_positions );
- if( p_new_positions ) free( p_new_positions );
- if( p_fribidi_string ) free( p_fribidi_string );
- if( pp_char_styles_new ) free( pp_char_styles_new );
- if( pi_karaoke_bar ) free( pi_karaoke_bar );
+ free( p_levels );
+ free( p_old_positions );
+ free( p_new_positions );
+ free( p_fribidi_string );
+ free( pp_char_styles_new );
+ free( pi_karaoke_bar );
free( pp_char_styles );
return VLC_ENOMEM;
i_start_pos += pi_k_run_lengths[ k ];
}
}
- if( p_levels ) free( p_levels );
- if( p_new_positions ) free( p_new_positions );
+ free( p_levels );
+ free( p_new_positions );
FT_Vector tmp_result;
/* 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 )
{
char *psz_fontfile;
-
vlc_mutex_lock( &p_sys->fontconfig_lock );
psz_fontfile = FontConfig_Select( p_sys->p_fontconfig,
p_style->b_bold,
p_style->b_italic,
&i_idx );
-
vlc_mutex_unlock( &p_sys->fontconfig_lock );
if( psz_fontfile && ! *psz_fontfile )
#if defined(HAVE_FRIBIDI)
free( psz_text );
#endif
- if( pi_karaoke_bar )
- free( pi_karaoke_bar );
+ free( pi_karaoke_bar );
return VLC_EGENERIC;
}
free( psz_fontfile );
#if defined(HAVE_FRIBIDI)
free( psz_text );
#endif
- if( pi_karaoke_bar )
- free( pi_karaoke_bar );
+ free( pi_karaoke_bar );
return VLC_EGENERIC;
}
p_sys->i_use_kerning =
#if defined(HAVE_FRIBIDI)
free( psz_text );
#endif
- if( pi_karaoke_bar )
- free( pi_karaoke_bar );
+ free( pi_karaoke_bar );
return VLC_ENOMEM;
}
memcpy( psz_unicode, psz_text + i_prev,
#if defined(HAVE_FRIBIDI)
free( psz_text );
#endif
- if( pi_karaoke_bar )
- free( pi_karaoke_bar );
+ free( pi_karaoke_bar );
return VLC_ENOMEM;
}
/* New Color mode only works in YUVA rendering mode --
#if defined(HAVE_FRIBIDI)
free( psz_text );
#endif
- if( pi_karaoke_bar )
- free( pi_karaoke_bar );
+ free( pi_karaoke_bar );
return VLC_EGENERIC;
}
p_prev = p_line;
p_line = NULL;
+
+ if( *psz_unicode == '\n')
+ {
+ uint32_t *c_ptr;
+
+ for( c_ptr = psz_unicode; *c_ptr; c_ptr++ )
+ {
+ *c_ptr = *(c_ptr+1);
+ }
+ }
}
}
free( psz_unicode );
( p_line->pi_underline_offset == NULL ) ||
( p_line->pi_underline_thickness == NULL ) )
{
- if( p_line->pi_underline_thickness )
- free( p_line->pi_underline_thickness );
- if( p_line->pi_underline_offset ) free( p_line->pi_underline_offset );
- if( p_line->p_fg_rgb ) free( p_line->p_fg_rgb );
- if( p_line->p_bg_rgb ) free( p_line->p_bg_rgb );
- if( p_line->p_fg_bg_ratio ) free( p_line->p_fg_bg_ratio );
- if( p_line->p_glyph_pos ) free( p_line->p_glyph_pos );
- if( p_line->pp_glyphs ) free( p_line->pp_glyphs );
+ free( p_line->pi_underline_thickness );
+ free( p_line->pi_underline_offset );
+ free( p_line->p_fg_rgb );
+ free( p_line->p_bg_rgb );
+ free( p_line->p_fg_bg_ratio );
+ free( p_line->p_glyph_pos );
+ free( p_line->pp_glyphs );
free( p_line );
return NULL;
}