+
+ /* Windows Media Image functions */
+ void (*sprite_h)(uint8_t *dst, const uint8_t *src, int offset, int advance, int count);
+ void (*sprite_v_single)(uint8_t *dst, const uint8_t *src1a, const uint8_t *src1b, int offset, int width);
+ void (*sprite_v_double_noscale)(uint8_t *dst, const uint8_t *src1a, const uint8_t *src2a, int alpha, int width);
+ void (*sprite_v_double_onescale)(uint8_t *dst, const uint8_t *src1a, const uint8_t *src1b, int offset1,
+ const uint8_t *src2a, int alpha, int width);
+ void (*sprite_v_double_twoscale)(uint8_t *dst, const uint8_t *src1a, const uint8_t *src1b, int offset1,
+ const uint8_t *src2a, const uint8_t *src2b, int offset2,
+ int alpha, int width);
+
+ /**
+ * Search buf from the start for up to size bytes. Return the index
+ * of a zero byte, or >= size if not found. Ideally, use lookahead
+ * to filter out any zero bytes that are known to not be followed by
+ * one or more further zero bytes and a one byte.
+ */
+ int (*startcode_find_candidate)(const uint8_t *buf, int size);