diff options
-rw-r--r-- | vobsub.c | 12 |
1 files changed, 10 insertions, 2 deletions
@@ -849,7 +849,8 @@ static int vobsub_parse_cuspal(vobsub_t *vob, const char *line) { //colors: XXXXXX, XXXXXX, XXXXXX, XXXXXX - unsigned int n; + unsigned int n, tmp; + int r, g, b, y, u, v; n = 0; line += 40; while(1){ @@ -861,7 +862,14 @@ vobsub_parse_cuspal(vobsub_t *vob, const char *line) ++p; if (p - line !=6) return -1; - vob->cuspal[n++] = strtoul(line, NULL,16); + tmp = strtoul(line, NULL, 16); + r = tmp >> 16 & 0xff; + g = tmp >> 8 & 0xff; + b = tmp & 0xff; + y = av_clip_uint8( 0.1494 * r + 0.6061 * g + 0.2445 * b); + u = av_clip_uint8( 0.6066 * r - 0.4322 * g - 0.1744 * b + 128); + v = av_clip_uint8(-0.08435 * r - 0.3422 * g + 0.4266 * b + 128); + vob->cuspal[n++] = y << 16 | u << 8 | v; if (n==4) break; if(*p == ',') |