Lines Matching refs:chroma
76 /* Lookup tables for luma and chroma - used by ulti_convert_yuv() */
92 two 4-bit chroma samples) into standard YUV and put it into frame */
94 uint8_t *luma,int chroma)
103 cr_plane[0] = ulti_chromas[chroma >> 4];
105 cb_plane[0] = ulti_chromas[chroma & 0xF];
118 int f0, int f1, int Y0, int Y1, int chroma)
136 ulti_convert_yuv(frame, x, y, Luma, chroma);
140 static void ulti_grad(AVFrame *frame, int x, int y, uint8_t *Y, int chroma, int angle)
210 ulti_convert_yuv(frame, x, y, Luma, chroma);
279 int chroma = 0;
283 chroma = 0;
287 chroma = bytestream2_get_byte(&s->gb);
295 chroma = bytestream2_get_byte(&s->gb);
371 ulti_convert_yuv(s->frame, tx, ty, Luma, chroma);
383 ulti_grad(s->frame, tx, ty, Y, chroma, angle); //draw block
390 ulti_pattern(s->frame, tx, ty, f1, f0, Y[0], Y[1], chroma);
396 ulti_grad(s->frame, tx, ty, Y, chroma, angle); // draw block