libswscale/swscale_unscaled.c:1233: error: Integer Overflow L2
  ([0, 18735360] + [0, 132623892480]):unsigned32.

libswscale/swscale_unscaled.c:1189:14: <LHS trace>
1187. 
1188.     if (usePal(c->srcFormat)) {
1189.         for (i = 0; i < 256; i++) {
                   ^
1190.             int r, g, b, y, u, v;
1191.             if (c->srcFormat == AV_PIX_FMT_PAL8) {

libswscale/swscale_unscaled.c:1189:14: Assignment
1187. 
1188.     if (usePal(c->srcFormat)) {
1189.         for (i = 0; i < 256; i++) {
                   ^
1190.             int r, g, b, y, u, v;
1191.             if (c->srcFormat == AV_PIX_FMT_PAL8) {

libswscale/swscale_unscaled.c:1197:17: Assignment
1195.                 b =  p        & 0xFF;
1196.             } else if (c->srcFormat == AV_PIX_FMT_RGB8) {
1197.                 r = ( i >> 5     ) * 36;
                      ^
1198.                 g = ((i >> 2) & 7) * 36;
1199.                 b = ( i       & 3) * 85;

libswscale/swscale_unscaled.c:1189:14: <RHS trace>
1187. 
1188.     if (usePal(c->srcFormat)) {
1189.         for (i = 0; i < 256; i++) {
                   ^
1190.             int r, g, b, y, u, v;
1191.             if (c->srcFormat == AV_PIX_FMT_PAL8) {

libswscale/swscale_unscaled.c:1189:14: Assignment
1187. 
1188.     if (usePal(c->srcFormat)) {
1189.         for (i = 0; i < 256; i++) {
                   ^
1190.             int r, g, b, y, u, v;
1191.             if (c->srcFormat == AV_PIX_FMT_PAL8) {

libswscale/swscale_unscaled.c:1199:17: Assignment
1197.                 r = ( i >> 5     ) * 36;
1198.                 g = ((i >> 2) & 7) * 36;
1199.                 b = ( i       & 3) * 85;
                      ^
1200.             } else if (c->srcFormat == AV_PIX_FMT_BGR8) {
1201.                 b = ( i >> 6     ) * 85;

libswscale/swscale_unscaled.c:1233:17: Binary operation: ([0, 18735360] + [0, 132623892480]):unsigned32
1231.             case AV_PIX_FMT_BGR24:
1232. #endif
1233.                 c->pal_rgb[i] = (r << 8) + (g << 16) + ((unsigned)b << 24);
                      ^
1234.                 break;
1235.             case AV_PIX_FMT_RGB32_1:
