libavcodec/snow.c:2853: error: Buffer Overrun L2
  Offset: [3, 1026] Size: 1024 by call to `w53_32_c`.

libavcodec/snow.c:2853:26: Call
2851.             distortion = w97_32_c(&s->m, src + sx + sy*ref_stride, dst + sx + sy*ref_stride, ref_stride, 32);
2852.         else if(s->avctx->me_cmp == FF_CMP_W53)
2853.             distortion = w53_32_c(&s->m, src + sx + sy*ref_stride, dst + sx + sy*ref_stride, ref_stride, 32);
                               ^
2854.         else{
2855.             distortion = 0;

libavcodec/dsputil.c:430:1: Parameter `h`
  428. }
  429. 
  430. int w53_32_c(void *v, uint8_t * pix1, uint8_t * pix2, int line_size, int h){
       ^
  431.     return w_c(v, pix1, pix2, line_size, 32, h, 1);
  432. }

libavcodec/dsputil.c:431:12: Call
  429. 
  430. int w53_32_c(void *v, uint8_t * pix1, uint8_t * pix2, int line_size, int h){
  431.     return w_c(v, pix1, pix2, line_size, 32, h, 1);
                  ^
  432. }
  433. 

libavcodec/dsputil.c:345:1: <Offset trace>
343. 
344. #if CONFIG_SNOW_ENCODER //dwt is in snow.c
345. static inline int w_c(void *v, uint8_t * pix1, uint8_t * pix2, int line_size, int w, int h, int type){
     ^
346.     int s, i, j;
347.     const int dec_count= w==8 ? 3 : 4;

libavcodec/dsputil.c:345:1: Parameter `w`
    343. 
    344. #if CONFIG_SNOW_ENCODER //dwt is in snow.c
    345. static inline int w_c(void *v, uint8_t * pix1, uint8_t * pix2, int line_size, int w, int h, int type){
         ^
    346.     int s, i, j;
    347.     const int dec_count= w==8 ? 3 : 4;

libavcodec/dsputil.c:345:1: <Length trace>
343. 
344. #if CONFIG_SNOW_ENCODER //dwt is in snow.c
345. static inline int w_c(void *v, uint8_t * pix1, uint8_t * pix2, int line_size, int w, int h, int type){
     ^
346.     int s, i, j;
347.     const int dec_count= w==8 ? 3 : 4;

libavcodec/dsputil.c:345:1: Array declaration
    343. 
    344. #if CONFIG_SNOW_ENCODER //dwt is in snow.c
    345. static inline int w_c(void *v, uint8_t * pix1, uint8_t * pix2, int line_size, int w, int h, int type){
         ^
    346.     int s, i, j;
    347.     const int dec_count= w==8 ? 3 : 4;

libavcodec/dsputil.c:385:13: Array access: Offset: [3, 1026] Size: 1024 by call to `w53_32_c` 
    383.             tmp[32*i+j+1] = (pix1[j+1] - pix2[j+1])<<4;
    384.             tmp[32*i+j+2] = (pix1[j+2] - pix2[j+2])<<4;
    385.             tmp[32*i+j+3] = (pix1[j+3] - pix2[j+3])<<4;
                     ^
    386.         }
    387.         pix1 += line_size;
