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Commit 6a539d91 authored by Laurent Aimar's avatar Laurent Aimar
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Clean up a bit freetype.

parent 6b07ae5c
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Showing with 40 additions and 45 deletions
modules/misc/text_renderer/freetype.c
View file @ 6a539d91
......@@ -540,8 +540,7 @@ static int RenderYUVP( filter_t *p_filter, subpicture_region_t *p_region,
uint8_t *p_dst;
video_format_t fmt;
int i, x, y, i_pitch;
uint8_t i_y; /* YUV values, derived from incoming RGB */
int8_t i_u, i_v;
uint8_t i_y, i_u, i_v; /* YUV values, derived from incoming RGB */
/* Create a new subpicture region */
memset( &fmt, 0, sizeof(video_format_t) );
......@@ -564,12 +563,10 @@ static int RenderYUVP( filter_t *p_filter, subpicture_region_t *p_region,
p_region->fmt = fmt;
/* Calculate text color components */
i_y = (uint8_t)(( 66 * p_line->i_red + 129 * p_line->i_green +
25 * p_line->i_blue + 128) >> 8) + 16;
i_u = (int8_t)(( -38 * p_line->i_red - 74 * p_line->i_green +
112 * p_line->i_blue + 128) >> 8) + 128;
i_v = (int8_t)(( 112 * p_line->i_red - 94 * p_line->i_green -
18 * p_line->i_blue + 128) >> 8) + 128;
YUVFromRGB( (p_line->i_red << 16) |
(p_line->i_green << 8) |
(p_line->i_blue ),
&i_y, &i_u, &i_v);
/* Build palette */
fmt.p_palette->i_entries = 16;
......@@ -986,30 +983,30 @@ static ft_style_t *CreateStyle( char *psz_fontname, int i_font_size,
uint32_t i_font_color, uint32_t i_karaoke_bg_color, bool b_bold,
bool b_italic, bool b_uline, bool b_through )
{
ft_style_t *p_style = malloc( sizeof( ft_style_t ));
ft_style_t *p_style = malloc( sizeof( *p_style ));
if( !p_style )
return NULL;
p_style->i_font_size = i_font_size;
p_style->i_font_color = i_font_color;
p_style->i_karaoke_bg_color = i_karaoke_bg_color;
p_style->b_italic = b_italic;
p_style->b_bold = b_bold;
p_style->b_underline = b_uline;
p_style->b_through = b_through;
p_style->psz_fontname = strdup( psz_fontname );
if( p_style )
{
p_style->i_font_size = i_font_size;
p_style->i_font_color = i_font_color;
p_style->i_karaoke_bg_color = i_karaoke_bg_color;
p_style->b_italic = b_italic;
p_style->b_bold = b_bold;
p_style->b_underline = b_uline;
p_style->b_through = b_through;
p_style->psz_fontname = strdup( psz_fontname );
}
return p_style;
}
static void DeleteStyle( ft_style_t *p_style )
{
if( p_style )
{
free( p_style->psz_fontname );
free( p_style );
}
if( !p_style )
return;
free( p_style->psz_fontname );
free( p_style );
}
static bool StyleEquals( ft_style_t *s1, ft_style_t *s2 )
......@@ -1033,10 +1030,10 @@ static bool StyleEquals( ft_style_t *s1, ft_style_t *s2 )
}
static void IconvText( filter_t *p_filter, const char *psz_string,
size_t *i_string_length, uint32_t **ppsz_unicode )
size_t *i_string_length, uint32_t *psz_unicode )
{
*i_string_length = 0;
if( *ppsz_unicode == NULL )
if( psz_unicode == NULL )
return;
size_t i_length;
......@@ -1051,30 +1048,28 @@ static void IconvText( filter_t *p_filter, const char *psz_string,
msg_Warn( p_filter, "failed to convert string to unicode (%m)" );
return;
}
memcpy( *ppsz_unicode, psz_tmp, i_length );
memcpy( psz_unicode, psz_tmp, i_length );
*i_string_length = i_length / 4;
free( psz_tmp );
}
static ft_style_t *GetStyleFromFontStack( filter_sys_t *p_sys,
font_stack_t **p_fonts, bool b_bold, bool b_italic,
bool b_uline, bool b_through )
font_stack_t **p_fonts,
bool b_bold, bool b_italic,
bool b_uline, bool b_through )
{
ft_style_t *p_style = NULL;
char *psz_fontname = NULL;
uint32_t i_font_color = p_sys->i_font_color & 0x00ffffff;
uint32_t i_karaoke_bg_color = i_font_color;
int i_font_size = p_sys->i_font_size;
if( VLC_SUCCESS == PeekFont( p_fonts, &psz_fontname, &i_font_size,
&i_font_color, &i_karaoke_bg_color ))
{
p_style = CreateStyle( psz_fontname, i_font_size, i_font_color,
i_karaoke_bg_color, b_bold, b_italic, b_uline, b_through );
}
return p_style;
if( PeekFont( p_fonts, &psz_fontname, &i_font_size,
&i_font_color, &i_karaoke_bg_color ) )
return NULL;
return CreateStyle( psz_fontname, i_font_size, i_font_color,
i_karaoke_bg_color, b_bold, b_italic, b_uline, b_through );
}
static int RenderTag( filter_t *p_filter, FT_Face p_face, int i_font_color,
......@@ -1280,14 +1275,14 @@ static int RenderTag( filter_t *p_filter, FT_Face p_face, int i_font_color,
}
static void SetupLine( filter_t *p_filter, const char *psz_text_in,
uint32_t **psz_text_out, uint32_t *pi_runs,
uint32_t **ppsz_text_out, uint32_t *pi_runs,
uint32_t **ppi_run_lengths, ft_style_t ***ppp_styles,
ft_style_t *p_style )
{
size_t i_string_length;
IconvText( p_filter, psz_text_in, &i_string_length, psz_text_out );
*psz_text_out += i_string_length;
IconvText( p_filter, psz_text_in, &i_string_length, *ppsz_text_out );
*ppsz_text_out += i_string_length;
if( ppp_styles && ppi_run_lengths )
{
......@@ -1335,7 +1330,7 @@ static void SetupLine( filter_t *p_filter, const char *psz_text_in,
/* If we couldn't use the p_style argument due to memory allocation
* problems above, release it here.
*/
if( p_style ) DeleteStyle( p_style );
DeleteStyle( p_style );
}
static int CheckForEmbeddedFont( filter_sys_t *p_sys, FT_Face *pp_face, ft_style_t *p_style )
......@@ -1949,7 +1944,7 @@ static int RenderCommon( filter_t *p_filter, subpicture_region_t *p_region_out,
{
size_t i_iconv_length;
IconvText( p_filter, p_region_in->psz_text, &i_iconv_length, &psz_text );
IconvText( p_filter, p_region_in->psz_text, &i_iconv_length, psz_text );
i_text_length = i_iconv_length;
int i_scale = 1000;
......
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