Fix some compiler warnings in ndlz.

Author: FrancescAlted

plugins/codecs/ndlz/ndlz8x8.c

@@ -437,8 +437,8 @@ int ndlz8_decompress(const uint8_t *input, int32_t input_len, uint8_t *output, i
   uint8_t* ip_limit = ip + input_len;
   uint8_t* op = (uint8_t*)output;
   uint8_t ndim;
-  uint32_t blockshape[2];
-  uint32_t eshape[2];
+  int32_t blockshape[2];
+  int32_t eshape[2];
   uint8_t* buffercpy;
   uint8_t token;
   if (NDLZ_UNEXPECT_CONDITIONAL(input_len < 8)) {
@@ -464,16 +464,16 @@ int ndlz8_decompress(const uint8_t *input, int32_t input_len, uint8_t *output, i
   }
   memset(op, 0, blockshape[0] * blockshape[1]);
 
-  uint32_t i_stop[2];
+  int32_t i_stop[2];
   for (int i = 0; i < 2; ++i) {
     i_stop[i] = eshape[i] / cell_shape;
   }
 
 
   /* main loop */
-  uint32_t ii[2];
-  uint32_t padding[2];
-  uint32_t ind = 0;
+  int32_t ii[2];
+  int32_t padding[2];
+  int32_t ind = 0;
   uint8_t* local_buffer = malloc(cell_size);
   uint8_t* cell_aux = malloc(cell_size);
   for (ii[0] = 0; ii[0] < i_stop[0]; ++ii[0]) {
@@ -545,14 +545,14 @@ int ndlz8_decompress(const uint8_t *input, int32_t input_len, uint8_t *output, i
       }
 
       uint32_t orig = ii[0] * cell_shape * blockshape[1] + ii[1] * cell_shape;
-      for (uint32_t i = 0; i < (uint32_t) cell_shape; i++) {
+      for (int32_t i = 0; i < (int32_t) cell_shape; i++) {
         if (i < padding[0]) {
           ind = orig + i * blockshape[1];
           memcpy(&op[ind], buffercpy, padding[1]);
         }
         buffercpy += padding[1];
       }
-      if (ind > (uint32_t) output_len) {
+      if (ind > output_len) {
         printf("Output size is bigger than max \n");
         free(local_buffer);
         free(cell_aux);
@@ -569,7 +569,7 @@ int ndlz8_decompress(const uint8_t *input, int32_t input_len, uint8_t *output, i
     printf("Output size is not compatible with embedded blockshape \n");
     return 0;
   }
-  if (ind > (uint32_t) output_len) {
+  if (ind > output_len) {
     printf("Output size is bigger than max \n");
     return 0;
   }