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vlc-gpu
Commit a504fae3 authored by Gildas Bazin's avatar Gildas Bazin
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* include/vlc_filter.h, vlc_video.h, src/video_output/vout_subpictures.c: new... 

* include/vlc_filter.h, vlc_video.h, src/video_output/vout_subpictures.c: new simpler and more powerful text renderer api.
* modules/misc/freetype.c: rewrite to the new api + outputs YUVP subpicture regions now.
parent 08f8a4a6
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Showing with 161 additions and 232 deletions
include/vlc_filter.h
View file @ a504fae3
......@@ -58,8 +58,7 @@ struct filter_t
int, int, int );
subpicture_t * ( *pf_sub_filter ) ( filter_t *, mtime_t );
/* pf_render_string maps to RenderText in freetype.c */
subpicture_region_t *( *pf_render_string ) ( filter_t *, subpicture_t *, subpicture_region_t * );
int ( *pf_render_text ) ( filter_t *, subpicture_region_t *, subpicture_region_t * );
/*
* Buffers allocation
......
include/vlc_video.h
View file @ a504fae3
......@@ -204,12 +204,14 @@ struct subpicture_region_t
video_format_t fmt; /**< format of the picture */
picture_t picture; /**< picture comprising this region */
char *psz_text; /**< text string comprising this region */
int i_x; /**< position of region */
int i_y; /**< position of region */
int i_font_color, i_font_opacity; /**< controls for text subpictures */
int i_font_size;
char *psz_text; /**< text string comprising this region */
int i_text_color; /**< text color (RGB native endianess) */
int i_text_alpha; /**< text transparency */
int i_text_size; /**< text size */
subpicture_region_t *p_next; /**< next region in the list */
subpicture_region_t *p_cache; /**< modified version of this region */
/**@}*/
......
modules/misc/freetype.c
View file @ a504fae3
......@@ -71,8 +71,8 @@ static int Create ( vlc_object_t * );
static void Destroy( vlc_object_t * );
/* The RenderText call maps to pf_render_string, defined in vlc_filter.h */
static subpicture_region_t *RenderText( filter_t *, subpicture_t *,
subpicture_region_t* );
static int RenderText( filter_t *, subpicture_region_t *,
subpicture_region_t * );
static line_desc_t *NewLine( byte_t * );
/*****************************************************************************
......@@ -85,11 +85,12 @@ static line_desc_t *NewLine( byte_t * );
"If set to something different than 0 this option will override the " \
"relative font size " )
#define OPACITY_TEXT N_("Opacity, 0..255")
#define OPACITY_LONGTEXT N_("The opacity (inverse of transparency) of overlay text. " \
"1 = transparent, 255 = totally opaque. " )
#define OPACITY_LONGTEXT N_("The opacity (inverse of transparency) of " \
"overlay text. 0 = transparent, 255 = totally opaque. " )
#define COLOR_TEXT N_("Text Default Color")
#define COLOR_LONGTEXT N_("The color of overlay text. 1 byte for each color, hexadecimal." \
"#000000 = all colors off, 0xFF0000 = just Red, 0xFFFFFF = all color on [White]" )
#define COLOR_LONGTEXT N_("The color of overlay text. 1 byte for each color, "\
"hexadecimal. #000000 = all colors off, 0xFF0000 = just Red, " \
"0xFFFFFF = all color on [White]" )
#define FONTSIZER_TEXT N_("Font size")
#define FONTSIZER_LONGTEXT N_("The size of the fonts used by the osd module" )
......@@ -136,32 +137,23 @@ vlc_module_begin();
set_callbacks( Create, Destroy );
vlc_module_end();
/**
* Private data in a subpicture. Describes a string.
*/
typedef struct subpicture_data_t
{
int i_width;
int i_height;
/** The string associated with this subpicture */
byte_t *psz_text;
line_desc_t *p_lines;
} subpicture_data_t;
struct line_desc_t
{
/** NULL-terminated list of glyphs making the string */
FT_BitmapGlyph *pp_glyphs;
/** list of relative positions for the glyphs */
FT_Vector *p_glyph_pos;
int i_height;
int i_width;
int i_red, i_green, i_blue;
int i_alpha;
line_desc_t *p_next;
};
static subpicture_region_t *Render( filter_t *, subpicture_t *, subpicture_data_t *, uint8_t, int, int, int );
static void FreeString( subpicture_data_t * );
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 * );
/*****************************************************************************
......@@ -175,12 +167,9 @@ struct filter_sys_t
FT_Library p_library; /* handle to library */
FT_Face p_face; /* handle to face object */
vlc_bool_t i_use_kerning;
uint8_t i_font_opacity; /* freetype-opacity */
int i_font_color; /* freetype-color */
int i_red, i_blue, i_green; /* function vars to render */
uint8_t i_font_opacity;
int i_font_color;
int i_font_size;
uint8_t i_opacity; /* function var to render */
uint8_t pi_gamma[256];
};
/*****************************************************************************
......@@ -193,7 +182,7 @@ 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;
int i, i_error;
int i_error;
vlc_value_t val;
/* Allocate structure */
......@@ -206,9 +195,6 @@ static int Create( vlc_object_t *p_this )
p_sys->p_face = 0;
p_sys->p_library = 0;
p_sys->i_font_size = 0;
for( i = 0; i < 256; i++ ) p_sys->pi_gamma[i] = i + (256 - i) / 16;
p_sys->pi_gamma[0] = 0;
var_Create( p_filter, "freetype-font",
VLC_VAR_STRING | VLC_VAR_DOINHERIT );
......@@ -223,11 +209,7 @@ static int Create( vlc_object_t *p_this )
var_Create( p_filter, "freetype-color",
VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
var_Get( p_filter, "freetype-color", &val );
if( ( val.i_int > -1 ) && ( val.i_int < 0x01000000 ) ) /* valid range */
{
p_sys->i_font_color = val.i_int;
}
else msg_Warn(p_filter, "Invalid freetype color specified, using white [0xFFFFFF]");
p_sys->i_font_color = __MIN( val.i_int, 0xFFFFFF );
/* Look what method was requested */
var_Get( p_filter, "freetype-font", &val );
......@@ -292,7 +274,7 @@ static int Create( vlc_object_t *p_this )
msg_Warn( p_filter, "Invalid fontsize, using 12" );
p_sys->i_font_size = 12;
}
msg_Dbg( p_filter, "Using fontsize: %i", p_sys->i_font_size);
msg_Dbg( p_filter, "Using fontsize: %i", p_sys->i_font_size );
i_error = FT_Set_Pixel_Sizes( p_sys->p_face, 0, p_sys->i_font_size );
if( i_error )
......@@ -302,7 +284,7 @@ static int Create( vlc_object_t *p_this )
}
if( psz_fontfile ) free( psz_fontfile );
p_filter->pf_render_string = RenderText;
p_filter->pf_render_text = RenderText;
p_filter->p_sys = p_sys;
return VLC_SUCCESS;
......@@ -334,54 +316,61 @@ static void Destroy( vlc_object_t *p_this )
*****************************************************************************
* This function merges the previously rendered freetype glyphs into a picture
*****************************************************************************/
static subpicture_region_t *Render( filter_t *p_filter, subpicture_t *p_spu,
subpicture_data_t *p_string,
uint8_t opacity,
int red, int green, int blue)
static int Render( filter_t *p_filter, subpicture_region_t *p_region,
line_desc_t *p_line, int i_width, int i_height )
{
filter_sys_t *p_sys = p_filter->p_sys;
line_desc_t *p_line;
uint8_t *p_y, *p_u, *p_v, *p_a;
uint8_t *p_dst;
video_format_t fmt;
int i, x, y, i_pitch;
uint8_t i_y, i_u, i_v; /* YUV values, derived from incoming RGB */
subpicture_region_t *p_region;
/* Calculate text color components */
i_y = (uint8_t)(( 66 * red + 129 * green + 25 * blue + 128) >> 8) + 16;
i_u = (uint8_t)(( -38 * red - 74 * green + 112 * blue + 128) >> 8) + 128;
i_v = (uint8_t)(( 112 * red - 94 * green - 18 * blue + 128) >> 8) + 128;
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) );
fmt.i_chroma = VLC_FOURCC('Y','U','V','A');
fmt.i_chroma = VLC_FOURCC('Y','U','V','P');
fmt.i_aspect = VOUT_ASPECT_FACTOR;
fmt.i_width = fmt.i_visible_width = p_string->i_width + 2;
fmt.i_height = fmt.i_visible_height = p_string->i_height + 2;
fmt.i_width = fmt.i_visible_width = i_width + 2;
fmt.i_height = fmt.i_visible_height = i_height + 2;
fmt.i_x_offset = fmt.i_y_offset = 0;
p_region = p_spu->pf_create_region( VLC_OBJECT(p_filter), &fmt );
if( !p_region )
p_region_tmp = spu_CreateRegion( p_filter, &fmt );
if( !p_region_tmp )
{
msg_Err( p_filter, "cannot allocate SPU region" );
return NULL;
return VLC_EGENERIC;
}
p_region->i_x = p_region->i_y = 0;
p_y = p_region->picture.Y_PIXELS;
p_u = p_region->picture.U_PIXELS;
p_v = p_region->picture.V_PIXELS;
p_a = p_region->picture.A_PIXELS;
p_region->fmt = p_region_tmp->fmt;
p_region->picture = p_region_tmp->picture;
free( p_region_tmp );
/* 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;
/* Build palette */
fmt.p_palette->i_entries = 256;
for( i = 0; i < fmt.p_palette->i_entries; i++ )
{
fmt.p_palette->palette[i][0] = i * i_y / 256;
fmt.p_palette->palette[i][1] = i_u;
fmt.p_palette->palette[i][2] = i_v;
fmt.p_palette->palette[i][3] =
i + (256 - i) * (256 / (255 - p_line->i_alpha)) / 16;
}
fmt.p_palette->palette[0][3] = 0;
p_dst = p_region->picture.Y_PIXELS;
i_pitch = p_region->picture.Y_PITCH;
/* Initialize the region pixels */
memset( p_y, 0x00, i_pitch * p_region->fmt.i_height );
memset( p_u, 0x80, i_pitch * p_region->fmt.i_height );
memset( p_v, 0x80, i_pitch * p_region->fmt.i_height );
memset( p_a, 0x00, i_pitch * p_region->fmt.i_height );
#define pi_gamma p_sys->pi_gamma
memset( p_dst, 0, i_pitch * p_region->fmt.i_height );
for( p_line = p_string->p_lines; p_line != NULL; p_line = p_line->p_next )
for( ; p_line != NULL; p_line = p_line->p_next )
{
int i_glyph_tmax = 0;
int i_bitmap_offset, i_offset;
......@@ -403,21 +392,21 @@ static subpicture_region_t *Render( filter_t *p_filter, subpicture_t *p_spu,
{
for( x = 0; x < p_glyph->bitmap.width; x++, i_bitmap_offset++ )
{
if( !pi_gamma[p_glyph->bitmap.buffer[i_bitmap_offset]] )
if( !p_glyph->bitmap.buffer[i_bitmap_offset] )
continue;
i_offset -= i_pitch;
p_a[i_offset + x] = ((uint16_t)p_a[i_offset + x] +
pi_gamma[p_glyph->bitmap.buffer[i_bitmap_offset]])*opacity/512;
p_dst[i_offset + x] = ((uint16_t)p_dst[i_offset + x]*2 +
p_glyph->bitmap.buffer[i_bitmap_offset])/3;
i_offset += i_pitch; x--;
p_a[i_offset + x] = ((uint16_t)p_a[i_offset + x] +
pi_gamma[p_glyph->bitmap.buffer[i_bitmap_offset]])*opacity/512;
p_dst[i_offset + x] = ((uint16_t)p_dst[i_offset + x]*2 +
p_glyph->bitmap.buffer[i_bitmap_offset])/3;
x += 2;
p_a[i_offset + x] = ((uint16_t)p_a[i_offset + x] +
pi_gamma[p_glyph->bitmap.buffer[i_bitmap_offset]])*opacity/512;
p_dst[i_offset + x] = ((uint16_t)p_dst[i_offset + x]*2 +
p_glyph->bitmap.buffer[i_bitmap_offset])/3;
i_offset += i_pitch; x--;
p_a[i_offset + x] = ((uint16_t)p_a[i_offset + x] +
pi_gamma[p_glyph->bitmap.buffer[i_bitmap_offset]])*opacity/512;
p_dst[i_offset + x] = ((uint16_t)p_dst[i_offset + x]*2 +
p_glyph->bitmap.buffer[i_bitmap_offset])/3;
i_offset -= i_pitch;
}
i_offset += i_pitch;
......@@ -431,39 +420,34 @@ static subpicture_region_t *Render( filter_t *p_filter, subpicture_t *p_spu,
{
for( x = 0; x < p_glyph->bitmap.width; x++, i_bitmap_offset++ )
{
p_y[i_offset + x] = i_y*opacity*pi_gamma[p_glyph->bitmap.buffer[i_bitmap_offset]]/(256*256);
p_u[i_offset + x] = i_u;
p_v[i_offset + x] = i_v;
if( p_glyph->bitmap.buffer[i_bitmap_offset] > 16 )
p_dst[i_offset+x] = p_glyph->bitmap.buffer[i_bitmap_offset];
}
i_offset += i_pitch;
}
#undef pi_gamma
}
}
return p_region;
return VLC_SUCCESS;
}
/**
* This function receives a string and creates a subpicture for it. It
* also calculates the size needed for this string, and renders the
* This function renders a text subpicture region into another one.
* It also calculates the size needed for this string, and renders the
* needed glyphs into memory. It is used as pf_add_string callback in
* the vout method by this module
*/
static subpicture_region_t *RenderText( filter_t *p_filter,
subpicture_t *p_subpic,
subpicture_region_t *p_region )
static int RenderText( filter_t *p_filter, subpicture_region_t *p_region_out,
subpicture_region_t *p_region_in )
{
filter_sys_t *p_sys = p_filter->p_sys;
subpicture_data_t *p_string = 0;
line_desc_t *p_line = 0, *p_next = 0, *p_prev = 0;
line_desc_t *p_lines = 0, *p_line = 0, *p_next = 0, *p_prev = 0;
int i, i_pen_y, i_pen_x, i_error, i_glyph_index, i_previous;
uint32_t *psz_unicode, *psz_unicode_orig = 0, i_char, *psz_line_start;
int i_string_length;
char *psz_string;
vlc_iconv_t iconv_handle = (vlc_iconv_t)(-1);
int i_font_color, i_font_opacity, i_font_size;
subpicture_region_t *p_res;
int i_font_color, i_font_alpha, i_font_size, i_red, i_green, i_blue;
FT_BBox line;
FT_BBox glyph_size;
......@@ -471,29 +455,25 @@ static subpicture_region_t *RenderText( filter_t *p_filter,
FT_Glyph tmp_glyph;
/* Sanity check */
if( !p_region ) return NULL;
psz_string = p_region->psz_text;
if( !psz_string || !*psz_string ) goto error;
i_font_color = p_region->i_font_color;
i_font_opacity = p_region->i_font_opacity;
i_font_size = p_region->i_font_size;
result.x = 0;
result.y = 0;
line.xMin = 0;
line.xMax = 0;
line.yMin = 0;
line.yMax = 0;
/* Create and initialize private data for the subpicture */
p_string = malloc( sizeof(subpicture_data_t) );
if( !p_string )
{
msg_Err( p_filter, "out of memory" );
goto error;
}
p_string->p_lines = 0;
p_string->psz_text = strdup( psz_string );
if( !p_region_in || !p_region_out ) return VLC_EGENERIC;
psz_string = p_region_in->psz_text;
if( !psz_string || !*psz_string ) return VLC_EGENERIC;
i_font_color = 0xFFFFFF;//p_region_in->i_text_color;
if( i_font_color == 0xFFFFFF ) i_font_color = p_sys->i_font_color;
i_font_alpha = p_region_in->i_text_alpha;
if( !i_font_alpha ) i_font_alpha = 255 - p_sys->i_font_opacity;
i_font_size = p_region_in->i_text_size;
if( !i_font_size ) i_font_size = p_sys->i_font_size;
i_red = ( i_font_color & 0x00FF0000 ) >> 16;
i_green = ( i_font_color & 0x0000FF00 ) >> 8;
i_blue = i_font_color & 0x000000FF;
result.x = result.y = 0;
line.xMin = line.xMax = line.yMin = line.yMax = 0;
psz_unicode = psz_unicode_orig =
malloc( ( strlen(psz_string) + 1 ) * sizeof(uint32_t) );
......@@ -569,17 +549,14 @@ static subpicture_region_t *RenderText( filter_t *p_filter,
/* Calculate relative glyph positions and a bounding box for the
* entire string */
p_line = NewLine( psz_string );
if( p_line == NULL )
if( !(p_line = NewLine( psz_string )) )
{
msg_Err( p_filter, "out of memory" );
goto error;
}
p_string->p_lines = p_line;
i_pen_x = 0;
i_pen_y = 0;
i_previous = 0;
i = 0;
p_lines = p_line;
i_pen_x = i_pen_y = 0;
i_previous = i = 0;
psz_line_start = psz_unicode;
#define face p_sys->p_face
......@@ -596,8 +573,7 @@ static subpicture_region_t *RenderText( filter_t *p_filter,
if( i_char == '\n' )
{
psz_line_start = psz_unicode;
p_next = NewLine( psz_string );
if( p_next == NULL )
if( !(p_next = NewLine( psz_string )) )
{
msg_Err( p_filter, "out of memory" );
goto error;
......@@ -606,21 +582,21 @@ static subpicture_region_t *RenderText( filter_t *p_filter,
p_line->i_width = line.xMax;
p_line->i_height = face->size->metrics.height >> 6;
p_line->pp_glyphs[ i ] = NULL;
p_line->i_alpha = i_font_alpha;
p_line->i_red = i_red;
p_line->i_green = i_green;
p_line->i_blue = i_blue;
p_prev = p_line;
p_line = p_next;
result.x = __MAX( result.x, line.xMax );
result.y += face->size->metrics.height >> 6;
i_pen_x = 0;
i_previous = 0;
line.xMin = 0;
line.xMax = 0;
line.yMin = 0;
line.yMax = 0;
i_previous = i = 0;
line.xMin = line.xMax = line.yMin = line.yMax = 0;
i_pen_y += face->size->metrics.height >> 6;
#if 0
msg_Dbg( p_filter, "Creating new line, i is %d", i );
#endif
i = 0;
continue;
}
......@@ -649,26 +625,21 @@ static subpicture_region_t *RenderText( filter_t *p_filter,
goto error;
}
FT_Glyph_Get_CBox( tmp_glyph, ft_glyph_bbox_pixels, &glyph_size );
i_error = FT_Glyph_To_Bitmap( &tmp_glyph, ft_render_mode_normal,
NULL, 1 );
i_error = FT_Glyph_To_Bitmap( &tmp_glyph, ft_render_mode_normal, 0, 1);
if( i_error ) continue;
p_line->pp_glyphs[ i ] = (FT_BitmapGlyph)tmp_glyph;
/* Do rest */
line.xMax = p_line->p_glyph_pos[i].x + glyph_size.xMax - glyph_size.xMin + ((FT_BitmapGlyph)tmp_glyph)->left;
if( line.xMax > p_filter->fmt_out.video.i_visible_width - 20 )
line.xMax = p_line->p_glyph_pos[i].x + glyph_size.xMax -
glyph_size.xMin + ((FT_BitmapGlyph)tmp_glyph)->left;
if( line.xMax > (int)p_filter->fmt_out.video.i_visible_width - 20 )
{
p_line->pp_glyphs[ i ] = NULL;
FreeLine( p_line );
p_line = NewLine( psz_string );
if( p_prev )
{
p_prev->p_next = p_line;
}
else
{
p_string->p_lines = p_line;
}
if( p_prev ) p_prev->p_next = p_line;
else p_lines = p_line;
while( psz_unicode > psz_line_start && *psz_unicode != ' ' )
{
psz_unicode--;
......@@ -680,17 +651,12 @@ static subpicture_region_t *RenderText( filter_t *p_filter,
}
else
{
*psz_unicode = '\n';
}
psz_unicode = psz_line_start;
i_pen_x = 0;
i_previous = 0;
line.xMin = 0;
line.xMax = 0;
line.yMin = 0;
line.yMax = 0;
i = 0;
i_previous = i = 0;
line.xMin = line.xMax = line.yMin = line.yMax = 0;
continue;
}
line.yMax = __MAX( line.yMax, glyph_size.yMax );
......@@ -704,46 +670,29 @@ static subpicture_region_t *RenderText( filter_t *p_filter,
p_line->i_width = line.xMax;
p_line->i_height = face->size->metrics.height >> 6;
p_line->pp_glyphs[ i ] = NULL;
p_line->i_alpha = i_font_alpha;
p_line->i_red = i_red;
p_line->i_green = i_green;
p_line->i_blue = i_blue;
result.x = __MAX( result.x, line.xMax );
result.y += line.yMax - line.yMin;
p_string->i_height = result.y;
p_string->i_width = result.x;
#undef face
#undef glyph
/* check to see whether to use the default color/opacity, or another one: */
if( i_font_color < 0 )
{
p_sys->i_blue = p_sys->i_font_color & 0x000000FF;
p_sys->i_green = ( p_sys->i_font_color & 0x0000FF00 ) >> 8;
p_sys->i_red = ( p_sys->i_font_color & 0x00FF0000 ) >> 16;
}
else
{
p_sys->i_blue = i_font_color & 0x000000FF;
p_sys->i_green = ( i_font_color & 0x0000FF00 ) >> 8;
p_sys->i_red = ( i_font_color & 0x00FF0000 ) >> 16;
}
if( i_font_opacity < 0 )
{
p_sys->i_opacity = p_sys->i_font_opacity;
}
else
{
p_sys->i_opacity = (uint8_t)( i_font_opacity & 0x000000FF );
}
p_res = Render( p_filter, p_subpic, p_string, p_sys->i_opacity,
p_sys->i_red, p_sys->i_green, p_sys->i_blue );
FreeString( p_string );
p_region_out->i_x = p_region_in->i_x;
p_region_out->i_y = p_region_in->i_y;
Render( p_filter, p_region_out, p_line, result.x, result.y );
if( psz_unicode_orig ) free( psz_unicode_orig );
return p_res;
FreeLines( p_lines );
return VLC_SUCCESS;
error:
FreeString( p_string );
if( p_subpic ) p_filter->pf_sub_buffer_del( p_filter, p_subpic );
if( psz_unicode_orig ) free( psz_unicode_orig );
return NULL;
FreeLines( p_lines );
return VLC_EGENERIC;
}
static void FreeLine( line_desc_t *p_line )
......@@ -758,30 +707,25 @@ static void FreeLine( line_desc_t *p_line )
free( p_line );
}
static void FreeString( subpicture_data_t *p_string )
static void FreeLines( line_desc_t *p_lines )
{
line_desc_t *p_line, *p_next;
if( !p_string ) return;
if( !p_lines ) return;
for( p_line = p_string->p_lines; p_line != NULL; p_line = p_next )
for( p_line = p_lines; p_line != NULL; p_line = p_next )
{
p_next = p_line->p_next;
FreeLine( p_line );
}
free( p_string->psz_text );
free( p_string );
}
static line_desc_t *NewLine( byte_t *psz_string )
{
int i_count;
line_desc_t *p_line = malloc( sizeof(line_desc_t) );
if( !p_line )
{
return NULL;
}
if( !p_line ) return NULL;
p_line->i_height = 0;
p_line->i_width = 0;
p_line->p_next = NULL;
......@@ -790,8 +734,7 @@ static line_desc_t *NewLine( byte_t *psz_string )
* sure the string is utf8. Better be safe than sorry. */
i_count = strlen( psz_string );
p_line->pp_glyphs = malloc( sizeof(FT_BitmapGlyph)
* ( i_count + 1 ) );
p_line->pp_glyphs = malloc( sizeof(FT_BitmapGlyph) * ( i_count + 1 ) );
if( p_line->pp_glyphs == NULL )
{
free( p_line );
......@@ -799,8 +742,7 @@ static line_desc_t *NewLine( byte_t *psz_string )
}
p_line->pp_glyphs[0] = NULL;
p_line->p_glyph_pos = malloc( sizeof( FT_Vector )
* i_count + 1 );
p_line->p_glyph_pos = malloc( sizeof( FT_Vector ) * i_count + 1 );
if( p_line->p_glyph_pos == NULL )
{
free( p_line->pp_glyphs );
......
modules/video_filter/marq.c
View file @ a504fae3
......@@ -84,8 +84,8 @@ struct filter_sys_t
"displayed, in milliseconds. Default value is " \
"0 (remain forever).")
#define OPACITY_TEXT N_("Opacity, -1..255")
#define OPACITY_LONGTEXT N_("The opacity (inverse of transparency) of overlay text. " \
"-1 = use freetype-opacity, 0 = transparent, 255 = totally opaque. " )
#define OPACITY_LONGTEXT N_("The opacity (inverse of transparency) of " \
"overlay text. 0 = transparent, 255 = totally opaque. " )
#define SIZE_TEXT N_("Font size, pixels")
#define SIZE_LONGTEXT N_("Specify the font size, in pixels, " \
"with -1 = use freetype-fontsize" )
......@@ -123,7 +123,7 @@ vlc_module_begin();
add_integer( "marq-position", 5, NULL, POS_TEXT, POS_LONGTEXT, VLC_TRUE );
/* 5 sets the default to top [1] left [4] */
change_integer_list( pi_pos_values, ppsz_pos_descriptions, 0 );
add_integer_with_range( "marq-opacity", -1, -1, 255, NULL,
add_integer_with_range( "marq-opacity", 0, 0, 255, NULL,
OPACITY_TEXT, OPACITY_LONGTEXT, VLC_FALSE );
add_integer( "marq-color", -1, NULL, COLOR_TEXT, COLOR_LONGTEXT, VLC_TRUE );
change_integer_list( pi_color_values, ppsz_color_descriptions, 0 );
......@@ -276,9 +276,9 @@ static subpicture_t *Filter( filter_t *p_filter, mtime_t date )
p_spu->i_y = p_sys->i_yoff;
p_spu->b_absolute = VLC_TRUE;
}
p_spu->p_region->i_font_color = p_sys->i_font_color;
p_spu->p_region->i_font_opacity = p_sys->i_font_opacity;
p_spu->p_region->i_font_size = p_sys->i_font_size;
p_spu->p_region->i_text_color = p_sys->i_font_color;
p_spu->p_region->i_text_alpha = p_sys->i_font_opacity;
p_spu->p_region->i_text_size = p_sys->i_font_size;
p_sys->b_need_update = VLC_FALSE;
......
modules/video_filter/time.c
View file @ a504fae3
......@@ -72,9 +72,9 @@ struct filter_sys_t
#define POSX_LONGTEXT N_("X offset, from the left screen edge" )
#define POSY_TEXT N_("Y offset, from the top")
#define POSY_LONGTEXT N_("Y offset, down from the top" )
#define OPACITY_TEXT N_("Opacity, -1..255")
#define OPACITY_LONGTEXT N_("The opacity (inverse of transparency) of overlay text. " \
"-1 = use freetype-opacity, 0 = transparent, 255 = totally opaque. " )
#define OPACITY_TEXT N_("Opacity, 0..255")
#define OPACITY_LONGTEXT N_("The opacity (inverse of transparency) of " \
"overlay text. 0 = transparent, 255 = totally opaque. " )
#define SIZE_TEXT N_("Font size, pixels")
#define SIZE_LONGTEXT N_("Specify the font size, in pixels, " \
"with -1 = use freetype-fontsize" )
......@@ -109,7 +109,7 @@ vlc_module_begin();
add_integer( "time-position", 9, NULL, POS_TEXT, POS_LONGTEXT, VLC_TRUE );
/* 9 sets the default to bottom-left, minimizing jitter */
change_integer_list( pi_pos_values, ppsz_pos_descriptions, 0 );
add_integer_with_range( "time-opacity", -1, -1, 255, NULL,
add_integer_with_range( "time-opacity", 0, 0, 255, NULL,
OPACITY_TEXT, OPACITY_LONGTEXT, VLC_FALSE );
add_integer( "time-color", -1, NULL, COLOR_TEXT, COLOR_LONGTEXT, VLC_TRUE );
change_integer_list( pi_color_values, ppsz_color_descriptions, 0 );
......@@ -269,9 +269,9 @@ static subpicture_t *Filter( filter_t *p_filter, mtime_t date )
p_spu->i_y = p_sys->i_yoff;
p_spu->b_absolute = VLC_TRUE;
}
p_spu->p_region->i_font_color = p_sys->i_font_color;
p_spu->p_region->i_font_opacity = p_sys->i_font_opacity;
p_spu->p_region->i_font_size = p_sys->i_font_size;
p_spu->p_region->i_text_color = p_sys->i_font_color;
p_spu->p_region->i_text_alpha = 255 - p_sys->i_font_opacity;
p_spu->p_region->i_text_size = p_sys->i_font_size;
return p_spu;
}
......
src/video_output/vout_subpictures.c
View file @ a504fae3
......@@ -257,9 +257,7 @@ subpicture_region_t *__spu_CreateRegion( vlc_object_t *p_this,
p_region->p_cache = 0;
p_region->fmt = *p_fmt;
p_region->psz_text = 0;
p_region->i_font_color = -1; /* default to using freetype-color -opacity */
p_region->i_font_opacity = -1;
p_region->i_font_size = -1; /* and the freetype fontsize */
p_region->i_text_color = 0xFFFFFF;
if( p_fmt->i_chroma == VLC_FOURCC('Y','U','V','P') )
p_fmt->p_palette = p_region->fmt.p_palette =
......@@ -302,9 +300,7 @@ subpicture_region_t *__spu_MakeRegion( vlc_object_t *p_this,
p_region->p_cache = 0;
p_region->fmt = *p_fmt;
p_region->psz_text = 0;
p_region->i_font_color = -1; /* default to using freetype-color -opacity */
p_region->i_font_opacity = -1;
p_region->i_font_size = -1; /* and the freetype fontsize */
p_region->i_text_color = 0xFFFFFF;
if( p_fmt->i_chroma == VLC_FOURCC('Y','U','V','P') )
p_fmt->p_palette = p_region->fmt.p_palette =
......@@ -582,20 +578,10 @@ void spu_RenderSubpictures( spu_t *p_spu, video_format_t *p_fmt,
if( p_region->fmt.i_chroma == VLC_FOURCC('T','E','X','T') )
{
if( p_spu->p_text && p_spu->p_text->p_module &&
p_spu->p_text->pf_render_string )
p_spu->p_text->pf_render_text )
{
/* TODO: do it in a less hacky way
* (modify text renderer API) */
subpicture_region_t *p_tmp_region;
/* the actual call to RenderText in freetype.c: */
p_tmp_region = p_spu->p_text->pf_render_string(
p_spu->p_text, p_subpic, p_region );
if( p_tmp_region )
{
// p_subpic->pf_destroy_region( p_spu, p_region );
p_region = p_tmp_region;
}
p_spu->p_text->pf_render_text( p_spu->p_text,
p_region, p_region );
}
}
......
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