61 int buf_size = avpkt->
size;
63 const unsigned char *encoded = buf;
64 unsigned char *pixptr, *pixptr_end;
66 unsigned int dlen, p, row;
67 const unsigned char *lp, *dp, *ep;
70 unsigned int planes = c->
planes;
71 unsigned char *planemap = c->
planemap;
79 ep = encoded + buf_size;
82 dp = encoded + planes * (height << 1);
90 for (p = 0; p < planes; p++) {
92 lp = encoded + p * (height << 1);
95 for (row = 0; row <
height; row++) {
96 pixptr = frame->
data[0] + row * frame->
linesize[0] + planemap[p];
97 pixptr_end = pixptr + frame->
linesize[0];
98 if (ep - lp < row * 2 + 2)
100 dlen =
av_be2ne16(*(
const unsigned short *)(lp + row * 2));
105 if ((count = *dp++) <= 127) {
108 if (pixptr_end - pixptr < count * px_inc)
118 if (pixptr_end - pixptr < count * px_inc)