diff options
Diffstat (limited to 'tools/rle.c')
| -rw-r--r-- | tools/rle.c | 55 |
1 files changed, 44 insertions, 11 deletions
diff --git a/tools/rle.c b/tools/rle.c index efcaf3b9..c3e22304 100644 --- a/tools/rle.c +++ b/tools/rle.c @@ -4,7 +4,7 @@ * See the main source file 'xineliboutput.c' for copyright information and * how to reach the author. * - * $Id: rle.c,v 1.9 2011-11-08 09:38:54 phintuka Exp $ + * $Id: rle.c,v 1.10 2012-01-24 11:23:10 phintuka Exp $ * */ @@ -406,21 +406,25 @@ void rle_palette_to_argb(uint32_t *argb, const struct xine_clut_s *palette, uint } } +void rle_palette_to_rgba(uint32_t *rgba, const struct xine_clut_s *palette, uint entries) +{ + uint i; + for (i = 0; i < entries; i++) { + rgba[i] = (palette[i].r << 24) | + (palette[i].g << 16) | + (palette[i].b << 8 ) | + (palette[i].alpha ); + } +} -void rle_uncompress_argb(uint32_t *dst, - uint w, uint h, uint stride, - const struct xine_rle_elem_s *rle_data, uint num_rle, - const struct xine_clut_s *palette, uint palette_entries) +static void rle_uncompress_u32(uint32_t *dst, + uint w, uint h, uint stride, + const struct xine_rle_elem_s *rle_data, uint num_rle, + uint32_t *lut) { - uint32_t lut[256]; uint i, pixelcounter = 0; uint idx = 0, line = 0; - if (palette_entries > 256) - return; - - rle_palette_to_argb(lut, palette, palette_entries); - for(i = 0; i < num_rle; ++i) { uint32_t color = lut[(rle_data + i)->color]; uint len = (rle_data + i)->len; @@ -440,3 +444,32 @@ void rle_uncompress_argb(uint32_t *dst, } } +void rle_uncompress_argb(uint32_t *dst, + uint w, uint h, uint stride, + const struct xine_rle_elem_s *rle_data, uint num_rle, + const struct xine_clut_s *palette, uint palette_entries) +{ + uint32_t lut[256] = {0}; + + if (palette_entries > 256) + return; + + rle_palette_to_argb(lut, palette, palette_entries); + + rle_uncompress_u32(dst, w, h, stride, rle_data, num_rle, lut); +} + +void rle_uncompress_rgba(uint32_t *dst, + uint w, uint h, uint stride, + const struct xine_rle_elem_s *rle_data, uint num_rle, + const struct xine_clut_s *palette, uint palette_entries) +{ + uint32_t lut[256] = {0}; + + if (palette_entries > 256) + return; + + rle_palette_to_rgba(lut, palette, palette_entries); + + rle_uncompress_u32(dst, w, h, stride, rle_data, num_rle, lut); +} |