48 static const int shift1[6] = { 0, 8, 8, 8, 4, 4 };
49 static const int shift2[6] = { 0, 0, 8, 4, 0, 4 };
55 int type, x, y, d, d2;
60 data = code + ((avctx->
width * avctx->
height) >> 4);
64 for(j = 0; j < avctx->
height; j += 4){
65 for(i = 0; i < avctx->
width; i += 4){
71 x = (*mv) >> 4;
if(x & 8) x = 8 - x;
72 y = (*mv++) & 0xF;
if(y & 8) y = 8 - y;
76 for(y = 0; y < 4; y++){
94 mask = ((msk[0] & 0xF0) <<
shift1[type]) | ((msk[0] & 0xF) <<
shift2[type]);
97 for(y = 0; y < 4; y++){
98 for(x = 0; x < 4; x++){
99 tmp[x] = (mask & 0x8000) ? *data++ : tmp2[x];
107 for(y = 0; y < 4; y++){
108 memset(tmp, data[0], 4);
114 for(y = 0; y < 4; y++){
115 memcpy(tmp, data, 4);
122 for(k = 0; k < 4; k++){
123 d = ((k & 1) << 1) + ((k & 2) * stride);
124 d2 = ((k & 1) << 1) + ((k & 2) * stride);
128 x = (*mv) >> 4;
if(x & 8) x = 8 - x;
129 y = (*mv++) & 0xF;
if(y & 8) y = 8 - y;
132 tmp[d + 0 ] = tmp2[0];
133 tmp[d + 1 ] = tmp2[1];
138 tmp[d + 0 ] = data[0];
139 tmp[d + 1 ] = data[0];
140 tmp[d + 0 +
stride] = data[0];
141 tmp[d + 1 +
stride] = data[0];
145 tmp[d + 0 ] = *data++;
146 tmp[d + 1 ] = *data++;
147 tmp[d + 0 +
stride] = *data++;
148 tmp[d + 1 +
stride] = *data++;
157 for(y = 0; y < 4; y++){
158 for(x = 0; x < 4; x++){
159 tmp[x] = data[mask & 1];
171 for(y = 0; y < 4; y++){
172 for(x = 0; x < 4; x++){
173 tmp[x] = data[mask & 3];
195 int buf_size = avpkt->
size;
197 uint8_t *outptr, *srcptr, *tmpptr;
201 int orig_buf_size = buf_size;
205 if(buf[0]==
'C' && buf[1]==
'M' && buf[2]==
'A' && buf[3]==
'P'){
209 for(i = 0; i < 256; i++){
213 c->
pal[i] = (r << 16) | (g << 8) |
b;
231 if(buf[0]==
'N' && buf[1]==
'U' && buf[2]==
'L' && buf[3]==
'L')
237 if((compr != 4 && compr != -1) && uncompress(c->
decomp_buf, &dsize, buf + 9, buf_size - 9) != Z_OK){
265 for(j = 0; j < avctx->
height; j++){
267 for(i = 0; i < avctx->
width; i++)
268 outptr[i] = srcptr[i] ^ tmpptr[i];
271 memcpy(outptr, srcptr, avctx->
width);
273 srcptr += avctx->
width;
295 return orig_buf_size;