IMAGE_ROLE_ENTROPY  473 libavcodec/webp.c     ret = decode_entropy_coded_image(s, IMAGE_ROLE_ENTROPY, blocks_w, blocks_h);
IMAGE_ROLE_ENTROPY  477 libavcodec/webp.c     img = &s->image[IMAGE_ROLE_ENTROPY];
IMAGE_ROLE_ENTROPY  566 libavcodec/webp.c     ImageContext *gimg = &s->image[IMAGE_ROLE_ENTROPY];