171 typedef uint16_t fixed_y_t;   // unsigned type with extra YFIX precision for W  typedef
260 static fixed_y_t clip_y(int y) {  in clip_y()
261   return (!(y & ~MAX_Y_T)) ? (fixed_y_t)y : (y < 0) ? 0 : MAX_Y_T;  in clip_y()
265 static fixed_y_t clip_fixed_t(fixed_t v) {  in clip_fixed_t()
267   const fixed_y_t w = clip_y(y);  in clip_fixed_t()
290 static WEBP_INLINE void UpdateW(const fixed_y_t* src, fixed_y_t* dst, int len) {  in UpdateW()
296     *dst++ = (fixed_y_t)(LinearToGammaF(Y) + .5);  in UpdateW()
301 static WEBP_INLINE void UpdateChroma(const fixed_y_t* src1,  in UpdateChroma()
302                                      const fixed_y_t* src2,  in UpdateChroma()
303                                      fixed_t* dst, fixed_y_t* tmp, int len) {  in UpdateChroma()
340 static WEBP_INLINE fixed_y_t UpLift(uint8_t a) {  in UpLift()
341   return ((fixed_y_t)a << YFIX) | (1 << (YFIX - 1));  in UpLift()
349                          fixed_y_t* const dst) {  in ImportOneRow()
362 static void InterpolateTwoRows(const fixed_y_t* const best_y,  in InterpolateTwoRows()
367                                fixed_y_t* const out1,  in InterpolateTwoRows()
368                                fixed_y_t* const out2) {  in InterpolateTwoRows()
417 static int ConvertWRGBToYUV(const fixed_y_t* const best_y,  in ConvertWRGBToYUV()
470   fixed_y_t* const tmp_buffer = SAFE_ALLOC(w * 3, 2, fixed_y_t);   // scratch  in PreprocessARGB()
471   fixed_y_t* const best_y = SAFE_ALLOC(w, h, fixed_y_t);  in PreprocessARGB()
472   fixed_y_t* const target_y = SAFE_ALLOC(w, h, fixed_y_t);  in PreprocessARGB()
473   fixed_y_t* const best_rgb_y = SAFE_ALLOC(w, 2, fixed_y_t);  in PreprocessARGB()
492     fixed_y_t* const src1 = tmp_buffer;  in PreprocessARGB()
493     fixed_y_t* const src2 = tmp_buffer + 3 * w;  in PreprocessARGB()
497     fixed_y_t* const dst_y = best_y + j * w;  in PreprocessARGB()
521       fixed_y_t* const src1 = tmp_buffer;  in PreprocessARGB()
522       fixed_y_t* const src2 = tmp_buffer + 3 * w;  in PreprocessARGB()