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Commit 2f038724 authored by Laurent Aimar's avatar Laurent Aimar
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Moved out FT_Face loading from ProcessLines() to its own function (freetype). 

No functionnal changes.
parent ca1265b6
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Showing with 96 additions and 100 deletions
modules/misc/text_renderer/freetype.c
View file @ 2f038724
......@@ -1463,38 +1463,6 @@ static unsigned SetupText( filter_t *p_filter,
return i_string_length;
}
static int CheckForEmbeddedFont( filter_sys_t *p_sys, FT_Face *pp_face, text_style_t *p_style )
{
for( int k = 0; k < p_sys->i_font_attachments; k++ )
{
input_attachment_t *p_attach = p_sys->pp_font_attachments[k];
int i_font_idx = 0;
FT_Face p_face = NULL;
while( 0 == FT_New_Memory_Face( p_sys->p_library,
p_attach->p_data,
p_attach->i_data,
i_font_idx,
&p_face ))
{
if( p_face )
{
int i_style_received = ((p_face->style_flags & FT_STYLE_FLAG_BOLD) ? STYLE_BOLD : 0) |
((p_face->style_flags & FT_STYLE_FLAG_ITALIC ) ? STYLE_ITALIC : 0);
if( !strcasecmp( p_face->family_name, p_style->psz_fontname ) &&
(p_style->i_style_flags & (STYLE_BOLD | STYLE_BOLD)) == i_style_received )
{
*pp_face = p_face;
return VLC_SUCCESS;
}
FT_Done_Face( p_face );
}
i_font_idx++;
}
}
return VLC_EGENERIC;
}
static int ProcessNodes( filter_t *p_filter,
uint32_t *psz_text,
text_style_t **pp_styles,
......@@ -1885,6 +1853,99 @@ static int RenderTag( filter_t *p_filter, FT_Face p_face,
return VLC_SUCCESS;
}
static FT_Face LoadEmbeddedFace( filter_sys_t *p_sys, const text_style_t *p_style )
{
for( int k = 0; k < p_sys->i_font_attachments; k++ )
{
input_attachment_t *p_attach = p_sys->pp_font_attachments[k];
int i_font_idx = 0;
FT_Face p_face = NULL;
while( 0 == FT_New_Memory_Face( p_sys->p_library,
p_attach->p_data,
p_attach->i_data,
i_font_idx,
&p_face ))
{
if( p_face )
{
int i_style_received = ((p_face->style_flags & FT_STYLE_FLAG_BOLD) ? STYLE_BOLD : 0) |
((p_face->style_flags & FT_STYLE_FLAG_ITALIC ) ? STYLE_ITALIC : 0);
if( !strcasecmp( p_face->family_name, p_style->psz_fontname ) &&
(p_style->i_style_flags & (STYLE_BOLD | STYLE_BOLD)) == i_style_received )
return p_face;
FT_Done_Face( p_face );
}
i_font_idx++;
}
}
return NULL;
}
static FT_Face LoadFace( filter_t *p_filter,
const text_style_t *p_style )
{
filter_sys_t *p_sys = p_filter->p_sys;
/* Look for a match amongst our attachments first */
FT_Face p_face = LoadEmbeddedFace( p_sys, p_style );
/* Load system wide font otheriwse */
if( !p_face )
{
int i_idx = 0;
char *psz_fontfile;
#ifdef HAVE_FONTCONFIG
psz_fontfile = FontConfig_Select( NULL,
p_style->psz_fontname,
(p_style->i_style_flags & STYLE_BOLD) != 0,
(p_style->i_style_flags & STYLE_ITALIC) != 0,
-1,
&i_idx );
#elif defined( WIN32 )
psz_fontfile = Win32_Select( p_filter,
p_style->psz_fontname,
(p_style->i_style_flags & STYLE_BOLD) != 0,
(p_style->i_style_flags & STYLE_ITALIC) != 0,
-1,
&i_idx );
#else
psz_fontfile = NULL;
#endif
if( !psz_fontfile )
return NULL;
if( *psz_fontfile == '\0' )
{
msg_Warn( p_filter,
"We were not able to find a matching font: \"%s\" (%s %s),"
" so using default font",
p_style->psz_fontname,
(p_style->i_style_flags & STYLE_BOLD) ? "Bold" : "",
(p_style->i_style_flags & STYLE_ITALIC) ? "Italic" : "" );
p_face = NULL;
}
else
{
if( FT_New_Face( p_sys->p_library, psz_fontfile, i_idx, &p_face ) )
p_face = NULL;
}
free( psz_fontfile );
}
if( !p_face )
return NULL;
if( FT_Select_Charmap( p_face, ft_encoding_unicode ) )
{
/* We've loaded a font face which is unhelpful for actually
* rendering text - fallback to the default one.
*/
FT_Done_Face( p_face );
return NULL;
}
return p_face;
}
static int ProcessLines( filter_t *p_filter,
line_desc_t **pp_lines,
......@@ -2021,74 +2082,9 @@ static int ProcessLines( filter_t *p_filter,
{
text_style_t *p_style = pp_styles[ k - 1 ];
/* End of the current style run */
FT_Face p_face = NULL;
int i_idx = 0;
/* Look for a match amongst our attachments first */
CheckForEmbeddedFont( p_sys, &p_face, p_style );
if( ! p_face )
{
char *psz_fontfile;
#ifdef HAVE_FONTCONFIG
psz_fontfile = FontConfig_Select( NULL,
p_style->psz_fontname,
(p_style->i_style_flags & STYLE_BOLD) != 0,
(p_style->i_style_flags & STYLE_ITALIC) != 0,
-1,
&i_idx );
#elif defined( WIN32 )
psz_fontfile = Win32_Select( p_filter,
p_style->psz_fontname,
(p_style->i_style_flags & STYLE_BOLD) != 0,
(p_style->i_style_flags & STYLE_ITALIC) != 0,
-1,
&i_idx );
#else
psz_fontfile = NULL;
#endif
if( psz_fontfile && ! *psz_fontfile )
{
msg_Warn( p_filter,
"We were not able to find a matching font: \"%s\" (%s %s),"
" so using default font",
p_style->psz_fontname,
(p_style->i_style_flags & STYLE_BOLD) ? "Bold" : "",
(p_style->i_style_flags & STYLE_ITALIC) ? "Italic" : "" );
free( psz_fontfile );
psz_fontfile = NULL;
}
if( psz_fontfile )
{
if( FT_New_Face( p_sys->p_library,
psz_fontfile, i_idx, &p_face ) )
{
free( psz_fontfile );
free( pp_fribidi_styles );
free( p_fribidi_string );
free( pi_karaoke_bar );
return VLC_EGENERIC;
}
free( psz_fontfile );
}
}
if( p_face &&
FT_Select_Charmap( p_face, ft_encoding_unicode ) )
{
/* We've loaded a font face which is unhelpful for actually
* rendering text - fallback to the default one.
*/
FT_Done_Face( p_face );
p_face = NULL;
}
if( FT_Select_Charmap( p_face ? p_face : p_sys->p_face,
ft_encoding_unicode ) ||
FT_Set_Pixel_Sizes( p_face ? p_face : p_sys->p_face, 0,
p_style->i_font_size ) )
FT_Face p_face = LoadFace( p_filter, p_style );
if( FT_Set_Pixel_Sizes( p_face ? p_face : p_sys->p_face,
0, p_style->i_font_size ) )
{
if( p_face ) FT_Done_Face( p_face );
free( pp_fribidi_styles );
......
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