#define avg2(a,b) av_clip_uint8(((int)(a)+(int)(b)+1)>>1)
#define avg4(a,b,c,d) av_clip_uint8(((int)(a)+(int)(b)+(int)(c)+(int)(d)+2)>>2)
-#define get_byte(in_buffer) *(in_buffer++)
-
static void roqvideo_decode_frame(RoqContext *ri)
{
unsigned int chunk_id = 0, chunk_arg = 0;
if((nv2 = chunk_arg & 0xff) == 0 && nv1 * 6 < chunk_size)
nv2 = 256;
for(i = 0; i < nv1; i++) {
- ri->cells[i].y[0] = get_byte(buf);
- ri->cells[i].y[1] = get_byte(buf);
- ri->cells[i].y[2] = get_byte(buf);
- ri->cells[i].y[3] = get_byte(buf);
- ri->cells[i].u = get_byte(buf);
- ri->cells[i].v = get_byte(buf);
+ ri->cells[i].y[0] = *buf++;
+ ri->cells[i].y[1] = *buf++;
+ ri->cells[i].y[2] = *buf++;
+ ri->cells[i].y[3] = *buf++;
+ ri->cells[i].u = *buf++;
+ ri->cells[i].v = *buf++;
}
for(i = 0; i < nv2; i++)
for(j = 0; j < 4; j++)
- ri->qcells[i].idx[j] = get_byte(buf);
+ ri->qcells[i].idx[j] = *buf++;
}
}