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mirror of https://github.com/mpv-player/mpv.git synced 2024-09-20 12:02:23 +02:00

Cosmetics: add some comments.

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@19972 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
eugeni 2006-09-24 16:15:47 +00:00
parent 1b0251e7ad
commit 74727dc564
2 changed files with 16 additions and 0 deletions

View File

@ -174,6 +174,12 @@ static bitmap_t* glyph_to_bitmap_internal(FT_Glyph glyph, int bord)
return bm;
}
/**
* \brief fix outline bitmap and generate shadow bitmap
* Two things are done here:
* 1. Glyph bitmap is subtracted from outline bitmap. This way looks much better in some cases.
* 2. Shadow bitmap is created as a sum of glyph and outline bitmaps.
*/
static bitmap_t* fix_outline_and_shadow(bitmap_t* bm_g, bitmap_t* bm_o)
{
int x, y;

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@ -12,7 +12,17 @@ typedef struct bitmap_s {
unsigned char* buffer; // w x h buffer
} bitmap_t;
/**
* \brief perform glyph rendering
* \param glyph original glyph
* \param outline_glyph "border" glyph, produced from original by FreeType's glyph stroker
* \param bm_g out: pointer to the bitmap of original glyph is returned here
* \param bm_o out: pointer to the bitmap of outline (border) glyph is returned here
* \param bm_g out: pointer to the bitmap of glyph shadow is returned here
* \param be 1 = produces blurred bitmaps, 0 = normal bitmaps
*/
int glyph_to_bitmap(ass_synth_priv_t* priv, FT_Glyph glyph, FT_Glyph outline_glyph, bitmap_t** bm_g, bitmap_t** bm_o, bitmap_t** bm_s, int be);
void ass_free_bitmap(bitmap_t* bm);
#endif