Diffstat (limited to 'noncore/multimedia/opieplayer2/alphablend.h') (more/less context) (ignore whitespace changes)
-rw-r--r-- | noncore/multimedia/opieplayer2/alphablend.h | 91 |
1 files changed, 84 insertions, 7 deletions
diff --git a/noncore/multimedia/opieplayer2/alphablend.h b/noncore/multimedia/opieplayer2/alphablend.h index 7230f41..1edb5ba 100644 --- a/noncore/multimedia/opieplayer2/alphablend.h +++ b/noncore/multimedia/opieplayer2/alphablend.h @@ -29,2 +29,31 @@ +typedef struct { + void *buffer; + int buffer_size; + + int disable_exact_blending; +} alphablend_t; + +void _x_alphablend_init(alphablend_t *extra_data, xine_t *xine); +void _x_alphablend_free(alphablend_t *extra_data); + +/* _MSC_VER port changes */ +#undef ATTRIBUTE_PACKED +#undef PRAGMA_PACK_BEGIN +#undef PRAGMA_PACK_END + +#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 95) || defined(__ICC) +#define ATTRIBUTE_PACKED __attribute__ ((packed)) +#define PRAGMA_PACK 0 +#endif + +#if !defined(ATTRIBUTE_PACKED) +#define ATTRIBUTE_PACKED +#define PRAGMA_PACK 1 +#endif + +#if PRAGMA_PACK +#pragma pack(8) +#endif + typedef struct { /* CLUT == Color LookUp Table */ @@ -34,3 +63,19 @@ typedef struct { /* CLUT == Color LookUp Table */ uint8_t foo : 8; -} __attribute__ ((packed)) clut_t; +} ATTRIBUTE_PACKED clut_t; + + +#if PRAGMA_PACK +#pragma pack() +#endif + +#define XX44_PALETTE_SIZE 32 + +typedef struct { + unsigned size; + unsigned max_used; + uint32_t cluts[XX44_PALETTE_SIZE]; + /* cache palette entries for both colors and clip_colors */ + int lookup_cache[OVL_PALETTE_SIZE*2]; +} xx44_palette_t; + @@ -38,3 +83,4 @@ void blend_rgb16 (uint8_t * img, vo_overlay_t * img_overl, int img_width, int img_height, - int dst_width, int dst_height); + int dst_width, int dst_height, + alphablend_t *extra_data); @@ -42,3 +88,4 @@ void blend_rgb24 (uint8_t * img, vo_overlay_t * img_overl, int img_width, int img_height, - int dst_width, int dst_height); + int dst_width, int dst_height, + alphablend_t *extra_data); @@ -46,11 +93,41 @@ void blend_rgb32 (uint8_t * img, vo_overlay_t * img_overl, int img_width, int img_height, - int dst_width, int dst_height); + int dst_width, int dst_height, + alphablend_t *extra_data); void blend_yuv (uint8_t *dst_base[3], vo_overlay_t * img_overl, - int dst_width, int dst_height); + int dst_width, int dst_height, int dst_pitches[3], + alphablend_t *extra_data); void blend_yuy2 (uint8_t * dst_img, vo_overlay_t * img_overl, - int dst_width, int dst_height); + int dst_width, int dst_height, int dst_pitch, + alphablend_t *extra_data); + +/* + * This function isn't too smart about blending. We want to avoid creating new + * colors in the palette as a result from two non-zero colors needed to be + * blended. Instead we choose the color with the highest alpha value to be + * visible. Some parts of the code taken from the "VeXP" project. + */ + +void blend_xx44 (uint8_t *dst_img, vo_overlay_t *img_overl, + int dst_width, int dst_height, int dst_pitch, + alphablend_t *extra_data, + xx44_palette_t *palette,int ia44); + +/* + * Functions to handle the xine-specific palette. + */ + +void clear_xx44_palette(xx44_palette_t *p); +void init_xx44_palette(xx44_palette_t *p, unsigned num_entries); +void dispose_xx44_palette(xx44_palette_t *p); + +/* + * Convert the xine-specific palette to something useful. + */ + +void xx44_to_xvmc_palette(const xx44_palette_t *p,unsigned char *xvmc_palette, + unsigned first_xx44_entry, unsigned num_xx44_entries, + unsigned num_xvmc_components, char *xvmc_components); -void crop_overlay (vo_overlay_t * overlay); |