165 typedef uint16_t fixed_y_t;   // unsigned type with extra SFIX precision for W  typedef
231 static fixed_y_t clip_y(int y) {  in clip_y()
232   return (!(y & ~MAX_Y_T)) ? (fixed_y_t)y : (y < 0) ? 0 : MAX_Y_T;  in clip_y()
254 static WEBP_INLINE void UpdateW(const fixed_y_t* src, fixed_y_t* dst, int len) {  in UpdateW()
260     *dst++ = (fixed_y_t)LinearToGammaF(Y);  in UpdateW()
265 static int UpdateChroma(const fixed_y_t* src1,  in UpdateChroma()
266                         const fixed_y_t* src2,  in UpdateChroma()
267                         fixed_t* dst, fixed_y_t* tmp, int len) {  in UpdateChroma()
309 static WEBP_INLINE fixed_y_t UpLift(uint8_t a) {  // 8bit -> SFIX  in UpLift()
310   return ((fixed_y_t)a << SFIX) | SHALF;  in UpLift()
318                          fixed_y_t* const dst) {  in ImportOneRow()
331 static void InterpolateTwoRows(const fixed_y_t* const best_y,  in InterpolateTwoRows()
336                                fixed_y_t* const out1,  in InterpolateTwoRows()
337                                fixed_y_t* const out2) {  in InterpolateTwoRows()
384 static int ConvertWRGBToYUV(const fixed_y_t* const best_y,  in ConvertWRGBToYUV()
437   fixed_y_t* const tmp_buffer = SAFE_ALLOC(w * 3, 2, fixed_y_t);   // scratch  in PreprocessARGB()
438   fixed_y_t* const best_y = SAFE_ALLOC(w, h, fixed_y_t);  in PreprocessARGB()
439   fixed_y_t* const target_y = SAFE_ALLOC(w, h, fixed_y_t);  in PreprocessARGB()
440   fixed_y_t* const best_rgb_y = SAFE_ALLOC(w, 2, fixed_y_t);  in PreprocessARGB()
463     fixed_y_t* const src1 = tmp_buffer;  in PreprocessARGB()
464     fixed_y_t* const src2 = tmp_buffer + 3 * w;  in PreprocessARGB()
468     fixed_y_t* const dst_y = best_y + j * w;  in PreprocessARGB()
494       fixed_y_t* const src1 = tmp_buffer;  in PreprocessARGB()
495       fixed_y_t* const src2 = tmp_buffer + 3 * w;  in PreprocessARGB()