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Commit c6b1e382 authored by Francois Cartegnie's avatar Francois Cartegnie
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freetype: use style inheritance

parent 782de7d7
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Showing with 132 additions and 121 deletions
modules/text_renderer/freetype.c
View file @ c6b1e382
......@@ -171,6 +171,8 @@ vlc_module_begin ()
add_loadfile( "freetype-monofont", DEFAULT_MONOSPACE_FONT_FILE, MONOSPACE_FONT_TEXT, FONT_LONGTEXT, false )
#endif
#define FREETYPE_DEFAULT_FONT_SIZE 12
add_integer( "freetype-fontsize", 0, FONTSIZE_TEXT,
FONTSIZE_LONGTEXT, true )
change_integer_range( 0, 4096)
......@@ -312,22 +314,19 @@ static int GetFontSize( filter_t *p_filter )
filter_sys_t *p_sys = p_filter->p_sys;
int i_size = 0;
if( p_sys->i_default_font_size )
if( p_sys->p_default_style->i_font_size )
{
i_size = p_sys->i_default_font_size;
i_size = p_sys->p_default_style->i_font_size;
}
else
else if( p_sys->p_default_style->f_font_relsize )
{
int i_ratio = var_InheritInteger( p_filter, "freetype-rel-fontsize" );
if( i_ratio > 0 )
{
i_size = (int)p_filter->fmt_out.video.i_height / i_ratio;
}
i_size = (int) p_filter->fmt_out.video.i_height * p_sys->p_default_style->f_font_relsize;
}
if( i_size <= 0 )
{
msg_Warn( p_filter, "invalid fontsize, using 12" );
i_size = 12;
msg_Warn( p_filter, "invalid fontsize, using %d", FREETYPE_DEFAULT_FONT_SIZE );
i_size = FREETYPE_DEFAULT_FONT_SIZE;
}
return i_size;
}
......@@ -343,7 +342,7 @@ static int SetFontSize( filter_t *p_filter, int i_size )
msg_Dbg( p_filter, "using fontsize: %i", i_size );
}
p_sys->style.i_font_size = i_size;
p_sys->p_style->i_font_size = i_size;
if( FT_Set_Pixel_Sizes( p_sys->p_face, 0, i_size ) )
{
......@@ -821,12 +820,12 @@ static inline int RenderAXYZ( filter_t *p_filter,
uint32_t i_color;
switch (g) {
case 0:
i_a = i_a * p_sys->style.i_shadow_alpha / 255;
i_color = p_sys->style.i_shadow_color;
i_a = i_a * p_sys->p_style->i_shadow_alpha / 255;
i_color = p_sys->p_style->i_shadow_color;
break;
case 1:
i_a = i_a * p_sys->style.i_outline_alpha / 255;
i_color = p_sys->style.i_outline_color;
i_a = i_a * p_sys->p_style->i_outline_alpha / 255;
i_color = p_sys->p_style->i_outline_color;
break;
default:
i_color = ch->i_color;
......@@ -894,50 +893,43 @@ static FT_Face LoadEmbeddedFace( filter_sys_t *p_sys, const char *psz_fontname,
return NULL;
}
static text_style_t* ApplyDefaultStyle( filter_t *p_filter, text_style_t* p_original_style )
static void FillDefaultStyles( filter_t *p_filter )
{
filter_sys_t *p_sys = p_filter->p_sys;
text_style_t *p_style = p_original_style;
if ( !p_style )
{
p_style = text_style_New();
if ( unlikely( !p_style ) )
return NULL;
//FIXME: Shouldn't this be compute only once?
// How come we have some stuff from p_sys and not this?!
uint32_t i_font_color = var_InheritInteger( p_filter, "freetype-color" );
i_font_color = VLC_CLIP( i_font_color, 0, 0xFFFFFF );
p_style->i_font_color = i_font_color;
uint32_t i_font_opacity = var_InheritInteger( p_filter, "freetype-opacity" );
i_font_opacity = VLC_CLIP( i_font_opacity, 0, 0xFF );
p_style->i_font_alpha = i_font_opacity;
p_style->i_karaoke_background_color = p_sys->style.i_karaoke_background_color;
p_style->i_karaoke_background_alpha = p_sys->style.i_karaoke_background_alpha;
p_style->i_style_flags = p_sys->style.i_style_flags;
}
if ( !p_style->psz_fontname )
p_style->psz_fontname = strdup( p_sys->style.psz_fontname );
if ( !p_style->psz_monofontname )
p_style->psz_monofontname = strdup( p_sys->style.psz_monofontname );
if ( !p_style->psz_fontname || !p_style->psz_monofontname )
p_sys->p_default_style->psz_fontname = var_InheritString( p_filter, "freetype-font" );
p_sys->p_default_style->psz_monofontname = var_InheritString( p_filter, "freetype-monofont" );
p_sys->p_default_style->i_font_alpha = var_InheritInteger( p_filter,"freetype-opacity" );
p_sys->p_default_style->i_font_alpha = VLC_CLIP( p_sys->p_default_style->i_font_alpha, 0, 255 );
p_sys->p_default_style->i_outline_alpha = var_InheritInteger( p_filter, "freetype-outline-opacity" );
p_sys->p_default_style->i_outline_alpha = VLC_CLIP( p_sys->p_default_style->i_outline_alpha, 0, 255 );
p_sys->p_default_style->i_outline_color = var_InheritInteger( p_filter, "freetype-outline-color" );
p_sys->p_default_style->i_outline_color = VLC_CLIP( p_sys->p_default_style->i_outline_color, 0, 0xFFFFFF );
p_sys->p_default_style->i_shadow_alpha = var_InheritInteger( p_filter, "freetype-shadow-opacity" );
p_sys->p_default_style->i_shadow_alpha = VLC_CLIP( p_sys->p_default_style->i_shadow_alpha, 0, 255 );
p_sys->p_default_style->i_shadow_color = var_InheritInteger( p_filter, "freetype-shadow-color" );
p_sys->p_default_style->i_shadow_color = VLC_CLIP( p_sys->p_default_style->i_shadow_color, 0, 0xFFFFFF );
p_sys->p_forced_style->i_font_size = var_InheritInteger( p_filter, "freetype-fontsize" );
p_sys->p_forced_style->f_font_relsize = var_InheritInteger( p_filter, "freetype-rel-fontsize" );
if( p_sys->p_forced_style->f_font_relsize )
p_sys->p_forced_style->f_font_relsize = 1.0 / p_sys->p_forced_style->f_font_relsize;
if( var_InheritBool( p_filter, "freetype-bold" ) )
{
free( p_style->psz_fontname );
free( p_style->psz_monofontname );
if ( !p_original_style )
free( p_style );
return NULL;
p_sys->p_forced_style->i_style_flags |= STYLE_BOLD;
p_sys->p_forced_style->i_features |= STYLE_HAS_FLAGS;
}
if ( !p_style->i_font_size )
p_style->i_font_size = p_sys->style.i_font_size;
return p_style;
}
static uni_char_t* SegmentsToTextAndStyles( filter_t *p_filter, const text_segment_t *p_segment, size_t *pi_string_length, text_style_t ***ppp_styles)
/* Apply forced styles to defaults, if any */
text_style_Merge( p_sys->p_default_style, p_sys->p_forced_style, true );
}
static uni_char_t* SegmentsToTextAndStyles( filter_t *p_filter, const text_segment_t *p_segment, size_t *pi_string_length, const text_style_t ***ppp_styles)
{
text_style_t **pp_styles = NULL;
const text_style_t **pp_styles = NULL;
uni_char_t *psz_uni = NULL;
size_t i_size = 0;
size_t i_nb_char = 0;
......@@ -966,7 +958,7 @@ static uni_char_t* SegmentsToTextAndStyles( filter_t *p_filter, const text_segme
free( psz_tmp );
// We want one text_style_t* per character. The amount of characters is the number of bytes divided by
// the size of one glyph, in byte
text_style_t **pp_styles_realloc = realloc( pp_styles, ( (i_size + i_string_bytes) / sizeof( *psz_uni ) * sizeof( *pp_styles ) ) );
const text_style_t **pp_styles_realloc = realloc( pp_styles, ( (i_size + i_string_bytes) / sizeof( *psz_uni ) * sizeof( *pp_styles ) ) );
if ( unlikely( !pp_styles_realloc ) )
{
free( pp_styles );
......@@ -975,13 +967,22 @@ static uni_char_t* SegmentsToTextAndStyles( filter_t *p_filter, const text_segme
}
pp_styles = pp_styles_realloc;
// We're actually writing to a read only object, something's wrong with the conception.
text_style_t *p_style = ApplyDefaultStyle( p_filter, s->style );
text_style_t *p_style = text_style_Duplicate( p_filter->p_sys->p_default_style );
if ( p_style == NULL )
{
free( pp_styles );
free( psz_uni );
return NULL;
}
if( s->style )
{
/* Replace defaults with segment values */
text_style_Merge( p_style, s->style, true );
/* Overwrite any default or value with forced ones */
text_style_Merge( p_style, p_filter->p_sys->p_forced_style, true );
}
// i_string_bytes is a number of bytes, while here we're going to assign pointer by pointer
for ( size_t i = 0; i < i_string_bytes / sizeof( *psz_uni ); ++i )
pp_styles[i_nb_char + i] = p_style;
......@@ -1006,18 +1007,16 @@ static int Render( filter_t *p_filter, subpicture_region_t *p_region_out,
if( !p_region_in )
return VLC_EGENERIC;
text_style_t **pp_styles = NULL;
const text_style_t **pp_styles = NULL;
size_t i_text_length = 0;
uni_char_t *psz_text = SegmentsToTextAndStyles( p_filter, p_region_in->p_text, &i_text_length, &pp_styles );
if( !psz_text || !pp_styles )
{
return VLC_EGENERIC;
}
/* Reset the default fontsize in case screen metrics have changed */
p_filter->p_sys->style.i_font_size = GetFontSize( p_filter );
p_filter->p_sys->p_style->i_font_size = GetFontSize( p_filter );
/* */
int rv = VLC_SUCCESS;
......@@ -1138,7 +1137,7 @@ static int Init_FT( vlc_object_t *p_this,
goto error;
}
if( SetFontSize( p_filter, 0 ) != VLC_SUCCESS ) goto error;
if( SetFontSize( p_filter, (int) 0 ) != VLC_SUCCESS ) goto error;
p_sys->p_stroker = NULL;
if( f_outline_thickness > .001f )
......@@ -1163,9 +1162,7 @@ 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;
char *psz_fontname = NULL;
char *psz_monofontfile = NULL;
char *psz_monofontfamily = NULL;
int fontindex = 0, monofontindex = 0;
/* Allocate structure */
......@@ -1173,11 +1170,31 @@ static int Create( vlc_object_t *p_this )
if( !p_sys )
return VLC_ENOMEM;
p_sys->style.psz_fontname = NULL;
p_sys->p_face = 0;
p_sys->p_library = 0;
p_sys->style.i_font_size = 0;
p_sys->style.i_style_flags = 0;
/* default style to apply to uncomplete segmeents styles */
p_sys->p_default_style = text_style_New();
if(unlikely(!p_sys->p_default_style))
{
free(p_sys);
return VLC_ENOMEM;
}
p_sys->p_style = NULL;
/* empty style for style overriding cases */
p_sys->p_forced_style = text_style_New();
if(unlikely(!p_sys->p_forced_style))
{
text_style_Delete( p_sys->p_default_style );
free(p_sys);
return VLC_ENOMEM;
}
text_style_Reset( p_sys->p_forced_style );
/* fills default and forced style */
FillDefaultStyles( p_filter );
/*
* The following variables should not be cached, as they might be changed on-the-fly:
......@@ -1186,25 +1203,8 @@ static int Create( vlc_object_t *p_this )
*
*/
psz_fontname = var_InheritString( p_filter, "freetype-font" );
psz_monofontfamily = var_InheritString( p_filter, "freetype-monofont" );
p_sys->i_default_font_size = var_InheritInteger( p_filter, "freetype-fontsize" );
p_sys->style.i_font_alpha = var_InheritInteger( p_filter,"freetype-opacity" );
p_sys->style.i_font_alpha = VLC_CLIP( p_sys->style.i_font_alpha, 0, 255 );
if( var_InheritBool( p_filter, "freetype-bold" ) )
p_sys->style.i_style_flags |= STYLE_BOLD;
double f_outline_thickness = var_InheritInteger( p_filter, "freetype-outline-thickness" ) / 100.0;
f_outline_thickness = VLC_CLIP( f_outline_thickness, 0.0, 0.5 );
p_sys->style.i_outline_alpha = var_InheritInteger( p_filter, "freetype-outline-opacity" );
p_sys->style.i_outline_alpha = VLC_CLIP( p_sys->style.i_outline_alpha, 0, 255 );
p_sys->style.i_outline_color = var_InheritInteger( p_filter, "freetype-outline-color" );
p_sys->style.i_outline_color = VLC_CLIP( p_sys->style.i_outline_color, 0, 0xFFFFFF );
p_sys->style.i_shadow_alpha = var_InheritInteger( p_filter, "freetype-shadow-opacity" );
p_sys->style.i_shadow_alpha = VLC_CLIP( p_sys->style.i_shadow_alpha, 0, 255 );
p_sys->style.i_shadow_color = var_InheritInteger( p_filter, "freetype-shadow-color" );
p_sys->style.i_shadow_color = VLC_CLIP( p_sys->style.i_shadow_color, 0, 0xFFFFFF );
float f_shadow_angle = var_InheritFloat( p_filter, "freetype-shadow-angle" );
float f_shadow_distance = var_InheritFloat( p_filter, "freetype-shadow-distance" );
f_shadow_distance = VLC_CLIP( f_shadow_distance, 0, 1 );
......@@ -1212,31 +1212,27 @@ static int Create( vlc_object_t *p_this )
p_sys->f_shadow_vector_y = f_shadow_distance * sinf((float)(2. * M_PI) * f_shadow_angle / 360);
/* Set default psz_fontname */
if( !psz_fontname || !*psz_fontname )
if( !p_sys->p_default_style->psz_fontname || !*p_sys->p_default_style->psz_fontname )
{
free( psz_fontname );
free( p_sys->p_default_style->psz_fontname );
#ifdef HAVE_GET_FONT_BY_FAMILY_NAME
psz_fontname = strdup( DEFAULT_FAMILY );
p_sys->p_default_style->psz_fontname = strdup( DEFAULT_FAMILY );
#else
psz_fontname = File_Select( DEFAULT_FONT_FILE );
p_sys->p_default_style->psz_fontname = File_Select( DEFAULT_FONT_FILE );
#endif
}
/* set default psz_monofontname */
if( !psz_monofontfamily || !*psz_monofontfamily )
if( !p_sys->p_default_style->psz_monofontname || !*p_sys->p_default_style->psz_monofontname )
{
free( psz_monofontfamily );
free( p_sys->p_default_style->psz_monofontname );
#ifdef HAVE_GET_FONT_BY_FAMILY_NAME
psz_monofontfamily = strdup( DEFAULT_MONOSPACE_FAMILY );
p_sys->p_default_style->psz_monofontname = strdup( DEFAULT_MONOSPACE_FAMILY );
#else
psz_monofontfamily = File_Select( DEFAULT_MONOSPACE_FONT_FILE );
p_sys->p_default_style->psz_monofontname = File_Select( DEFAULT_MONOSPACE_FONT_FILE );
#endif
}
/* Set the current font file */
p_sys->style.psz_fontname = psz_fontname;
p_sys->style.psz_monofontname = psz_monofontfamily;
#ifdef HAVE_FONTCONFIG
p_sys->pf_select = FontConfig_Select;
FontConfig_BuildCache( p_filter );
......@@ -1250,20 +1246,32 @@ static int Create( vlc_object_t *p_this )
p_sys->pf_select = Dummy_Select;
#endif
/* Set default style to current (FIXME: is current really used/needed?) */
p_sys->p_style = text_style_Duplicate( p_sys->p_default_style );
if( !p_sys->p_style )
{
text_style_Delete( p_sys->p_default_style );
text_style_Delete( p_sys->p_forced_style );
free(p_sys);
return VLC_ENOMEM;
}
/* */
psz_fontfile = p_sys->pf_select( p_filter, psz_fontname, false, false,
p_sys->i_default_font_size, &fontindex );
psz_monofontfile = p_sys->pf_select( p_filter, psz_monofontfamily, false,
false, p_sys->i_default_font_size,
psz_fontfile = p_sys->pf_select( p_filter, p_sys->p_default_style->psz_fontname,
false, false, p_sys->p_default_style->i_font_size, &fontindex );
psz_monofontfile = p_sys->pf_select( p_filter, p_sys->p_default_style->psz_monofontname,
false, false, p_sys->p_default_style->i_font_size,
&monofontindex );
msg_Dbg( p_filter, "Using %s as font from file %s", psz_fontname, psz_fontfile );
msg_Dbg( p_filter, "Using %s as mono-font from file %s", psz_monofontfamily, psz_monofontfile );
msg_Dbg( p_filter, "Using %s as font from file %s",
p_sys->p_default_style->psz_fontname, psz_fontfile );
msg_Dbg( p_filter, "Using %s as mono-font from file %s",
p_sys->p_default_style->psz_monofontname, psz_monofontfile );
/* If nothing is found, use the default family */
if( !psz_fontfile )
psz_fontfile = File_Select( psz_fontname );
psz_fontfile = File_Select( p_sys->p_default_style->psz_fontname );
if( !psz_monofontfile )
psz_monofontfile = File_Select( psz_monofontfamily );
psz_monofontfile = File_Select( p_sys->p_default_style->psz_monofontname );
if( Init_FT( p_this, psz_fontfile, fontindex, f_outline_thickness ) != VLC_SUCCESS )
goto error;
......@@ -1289,8 +1297,9 @@ static int Create( vlc_object_t *p_this )
error:
free( psz_fontfile );
free( psz_monofontfile );
free( psz_fontname );
free( psz_monofontfamily );
text_style_Delete( p_sys->p_style );
text_style_Delete( p_sys->p_default_style );
text_style_Delete( p_sys->p_forced_style );
free( p_sys );
return VLC_EGENERIC;
}
......@@ -1335,8 +1344,9 @@ static void Destroy( vlc_object_t *p_this )
free( p_sys->pp_font_attachments );
}
free( p_sys->style.psz_fontname );
free( p_sys->style.psz_monofontname );
text_style_Delete( p_sys->p_default_style );
text_style_Delete( p_sys->p_style );
text_style_Delete( p_sys->p_forced_style );
Destroy_FT( p_this );
free( p_sys );
......
modules/text_renderer/freetype.h
View file @ c6b1e382
......@@ -50,12 +50,13 @@ struct filter_sys_t
FT_Face p_face; /* handle to face object */
FT_Stroker p_stroker; /* handle to path stroker object */
text_style_t style; /* Current Style */
text_style_t *p_default_style;
text_style_t *p_style; /* Current Style */
text_style_t *p_forced_style;/* Renderer overridings */
/* More styles... */
float f_shadow_vector_x;
float f_shadow_vector_y;
int i_default_font_size;
/* Attachments */
input_attachment_t **pp_font_attachments;
......
modules/text_renderer/text_layout.c
View file @ c6b1e382
......@@ -69,7 +69,7 @@ typedef struct run_desc_t
int i_start_offset;
int i_end_offset;
FT_Face p_face;
text_style_t *p_style;
const text_style_t *p_style;
#ifdef HAVE_HARFBUZZ
hb_script_t script;
......@@ -104,7 +104,7 @@ typedef struct paragraph_t
{
uni_char_t *p_code_points; //Unicode code points
int *pi_glyph_indices; //Glyph index values within the run's font face
text_style_t **pp_styles;
const text_style_t **pp_styles;
int *pi_run_ids; //The run to which each glyph belongs
glyph_bitmaps_t *p_glyph_bitmaps;
uint8_t *pi_karaoke_bar;
......@@ -208,7 +208,7 @@ static void BBoxEnlarge( FT_BBox *p_max, const FT_BBox *p )
static paragraph_t *NewParagraph( filter_t *p_filter,
int i_size,
const uni_char_t *p_code_points,
text_style_t **pp_styles,
const text_style_t **pp_styles,
uint32_t *pi_k_dates,
int i_runs_size )
{
......@@ -444,7 +444,7 @@ static int ItemizeParagraph( filter_t *p_filter, paragraph_t *p_paragraph )
}
int i_last_run_start = 0;
text_style_t *p_last_style = p_paragraph->pp_styles[ 0 ];
const text_style_t *p_last_style = p_paragraph->pp_styles[ 0 ];
#ifdef HAVE_HARFBUZZ
hb_script_t last_script = p_paragraph->p_scripts[ 0 ];
......@@ -513,7 +513,7 @@ static int ShapeParagraphHarfBuzz( filter_t *p_filter,
for( int i = 0; i < p_paragraph->i_runs_count; ++i )
{
run_desc_t *p_run = p_paragraph->p_runs + i;
text_style_t *p_style = p_run->p_style;
const text_style_t *p_style = p_run->p_style;
/*
* When using HarfBuzz, this is where font faces are loaded.
......@@ -527,7 +527,7 @@ static int ShapeParagraphHarfBuzz( filter_t *p_filter,
if( !p_face )
{
p_face = p_sys->p_face;
p_style = &p_sys->style;
p_style = p_sys->p_style;
p_run->p_style = p_style;
}
p_run->p_face = p_face;
......@@ -774,7 +774,7 @@ static int LoadGlyphs( filter_t *p_filter, paragraph_t *p_paragraph,
for( int i = 0; i < p_paragraph->i_runs_count; ++i )
{
run_desc_t *p_run = p_paragraph->p_runs + i;
text_style_t *p_style = p_run->p_style;
const text_style_t *p_style = p_run->p_style;
FT_Face p_face = 0;
if( !p_run->p_face )
......@@ -783,7 +783,7 @@ static int LoadGlyphs( filter_t *p_filter, paragraph_t *p_paragraph,
if( !p_face )
{
p_face = p_sys->p_face;
p_style = &p_sys->style;
p_style = p_sys->p_style;
p_run->p_style = p_style;
}
p_run->p_face = p_face;
......@@ -851,7 +851,7 @@ static int LoadGlyphs( filter_t *p_filter, paragraph_t *p_paragraph,
p_bitmaps->p_outline = 0;
}
if( p_filter->p_sys->style.i_shadow_alpha > 0 )
if( p_filter->p_sys->p_style->i_shadow_alpha > 0 )
p_bitmaps->p_shadow = p_bitmaps->p_outline ?
p_bitmaps->p_outline : p_bitmaps->p_glyph;
......@@ -892,7 +892,7 @@ static int LayoutLine( filter_t *p_filter,
filter_sys_t *p_sys = p_filter->p_sys;
int i_last_run = -1;
run_desc_t *p_run = 0;
text_style_t *p_style = 0;
const text_style_t *p_style = 0;
FT_Face p_face = 0;
FT_Vector pen = { .x = 0, .y = 0 };
int i_line_index = 0;
......@@ -1001,7 +1001,7 @@ static int LayoutLine( filter_t *p_filter,
int i_line_offset = 0;
int i_line_thickness = 0;
text_style_t *p_glyph_style = p_paragraph->pp_styles[ i_paragraph_index ];
const text_style_t *p_glyph_style = p_paragraph->pp_styles[ i_paragraph_index ];
if( p_glyph_style->i_style_flags & (STYLE_UNDERLINE | STYLE_STRIKEOUT) )
{
i_line_offset =
......@@ -1206,7 +1206,7 @@ error:
int LayoutText( filter_t *p_filter, line_desc_t **pp_lines,
FT_BBox *p_bbox, int *pi_max_face_height,
const uni_char_t *psz_text, text_style_t **pp_styles,
const uni_char_t *psz_text, const text_style_t **pp_styles,
uint32_t *pi_k_dates, int i_len )
{
line_desc_t *p_first_line = 0;
......@@ -1271,7 +1271,7 @@ int LayoutText( filter_t *p_filter, line_desc_t **pp_lines,
* and any extra width caused by visual reordering
*/
int i_max_width = ( int ) p_filter->fmt_out.video.i_visible_width
- 2 * p_filter->p_sys->style.i_font_size;
- 2 * p_filter->p_sys->p_style->i_font_size;
if( LayoutParagraph( p_filter, p_paragraph,
i_max_width, pp_line ) )
goto error;
......
modules/text_renderer/text_layout.h
View file @ c6b1e382
......@@ -55,5 +55,5 @@ line_desc_t *NewLine( int i_count );
int LayoutText(filter_t *p_filter, line_desc_t **pp_lines,
FT_BBox *p_bbox, int *pi_max_face_height,
const uni_char_t *psz_text, text_style_t **pp_styles,
const uni_char_t *psz_text, const text_style_t **pp_styles,
uint32_t *pi_k_dates, int i_len );
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