/** initialize palette */
for(i=0;i<AVPALETTE_COUNT;i++)
- s->palette[i] = AV_RB24(&avctx->extradata[6 + i * 3]);
+ s->palette[i] = 0xFF << 24 | AV_RB24(&avctx->extradata[6 + i * 3]);
/** decode background frame if present */
back_size = avctx->extradata_size - EXTRADATA1_SIZE;