[trunk] Remove a set of warning about sign conversion

[openjpeg.git] / src / lib / openjp2 / jp2.c

diff --git a/src/lib/openjp2/jp2.c b/src/lib/openjp2/jp2.c
index 4a6b346ec09d97719934fb496bc6f537f66bd29f..c845df1f2c09cf0724b0c4f0c9199021dfa27b5b 100644 (file)
--- a/src/lib/openjp2/jp2.c
+++ b/src/lib/openjp2/jp2.c
@@ -614,7 +614,7 @@ OPJ_BYTE * opj_jp2_write_bpcc(      opj_jp2_t *jp2,
 {
        OPJ_UINT32 i;
        /* room for 8 bytes for box and 1 byte for each component */
-       OPJ_INT32 l_bpcc_size = 8 + jp2->numcomps;
+       OPJ_UINT32 l_bpcc_size = 8 + jp2->numcomps;
        OPJ_BYTE * l_bpcc_data,* l_current_bpcc_ptr;
        
        /* preconditions */
@@ -900,7 +900,7 @@ void opj_jp2_apply_pclr(opj_image_t *image, opj_jp2_color_t *color)
         if((k = src[j]) < 0) k = 0; else if(k > top_k) k = top_k;
 
         /* The colour */
-        dst[j] = entries[k * nr_channels + pcol];
+        dst[j] = (OPJ_INT32)entries[k * nr_channels + pcol];
         }
     }
        }
@@ -955,7 +955,7 @@ OPJ_BOOL opj_jp2_read_pclr( opj_jp2_t *jp2,
        if (p_pclr_header_size < 3 + (OPJ_UINT32)nr_channels || nr_channels == 0 || nr_entries >= (OPJ_UINT32)-1 / nr_channels)
                return OPJ_FALSE;
 
-       entries = (OPJ_UINT32*) opj_malloc(nr_channels * nr_entries * sizeof(OPJ_UINT32));
+       entries = (OPJ_UINT32*) opj_malloc((size_t)nr_channels * nr_entries * sizeof(OPJ_UINT32));
     if (!entries)
         return OPJ_FALSE;
        channel_size = (OPJ_BYTE*) opj_malloc(nr_channels);
@@ -1000,7 +1000,7 @@ OPJ_BOOL opj_jp2_read_pclr(       opj_jp2_t *jp2,
 
        for(j = 0; j < nr_entries; ++j) {
                for(i = 0; i < nr_channels; ++i) {
-                       OPJ_UINT32 bytes_to_read = (channel_size[i]+7)>>3;
+                       OPJ_UINT32 bytes_to_read = (OPJ_UINT32)((channel_size[i]+7)>>3);
 
                        if (bytes_to_read > sizeof(OPJ_UINT32))
                                bytes_to_read = sizeof(OPJ_UINT32);
@@ -1107,7 +1107,7 @@ void opj_jp2_apply_cdef(opj_image_t *image, opj_jp2_color_t *color)
       }
 
     cn = info[i].cn; 
-    acn = (OPJ_INT16)(asoc - 1);
+    acn = (OPJ_UINT16)(asoc - 1);
     if( cn >= image->numcomps || acn >= image->numcomps )
       {
       fprintf(stderr, "cn=%d, acn=%d, numcomps=%d\n", cn, acn, image->numcomps);
@@ -1266,16 +1266,16 @@ OPJ_BOOL opj_jp2_read_colr( opj_jp2_t *jp2,
        else if (jp2->meth == 2) {
                /* ICC profile */
                OPJ_INT32 it_icc_value = 0;
-               OPJ_INT32 icc_len = p_colr_header_size - 3;
+               OPJ_INT32 icc_len = (OPJ_INT32)p_colr_header_size - 3;
 
-               jp2->color.icc_profile_len = icc_len;
-               jp2->color.icc_profile_buf = (OPJ_BYTE*) opj_malloc(icc_len);
+               jp2->color.icc_profile_len = (OPJ_UINT32)icc_len;
+               jp2->color.icc_profile_buf = (OPJ_BYTE*) opj_malloc((size_t)icc_len);
         if (!jp2->color.icc_profile_buf)
         {
             jp2->color.icc_profile_len = 0;
             return OPJ_FALSE;
         }
-               memset(jp2->color.icc_profile_buf, 0, icc_len * sizeof(OPJ_BYTE));
+               memset(jp2->color.icc_profile_buf, 0, (size_t)icc_len * sizeof(OPJ_BYTE));
 
                for (it_icc_value = 0; it_icc_value < icc_len; ++it_icc_value)
                {
@@ -1360,7 +1360,7 @@ OPJ_BOOL opj_jp2_write_jp2h(opj_jp2_t *jp2,
 
        OPJ_INT32 i, l_nb_pass;
        /* size of data for super box*/
-       OPJ_INT32 l_jp2h_size = 8;
+       OPJ_UINT32 l_jp2h_size = 8;
        OPJ_BOOL l_result = OPJ_TRUE;
 
        /* to store the data of the super box */
@@ -1587,7 +1587,8 @@ void opj_jp2_setup_encoder(       opj_jp2_t *jp2,
                             opj_event_mgr_t * p_manager)
 {
     OPJ_UINT32 i;
-       OPJ_INT32 depth_0, sign;
+       OPJ_UINT32 depth_0;
+  OPJ_UINT32 sign;
 
        if(!jp2 || !parameters || !image)
                return;
@@ -1636,7 +1637,7 @@ void opj_jp2_setup_encoder(       opj_jp2_t *jp2,
        sign = image->comps[0].sgnd;
        jp2->bpc = depth_0 + (sign << 7);
        for (i = 1; i < image->numcomps; i++) {
-               OPJ_INT32 depth = image->comps[i].prec - 1;
+               OPJ_UINT32 depth = image->comps[i].prec - 1;
                sign = image->comps[i].sgnd;
                if (depth_0 != depth)
                        jp2->bpc = 255;
@@ -2242,11 +2243,11 @@ OPJ_BOOL opj_jp2_read_boxhdr_char(   opj_jp2_box_t *box,
        /* process read data */
        opj_read_bytes(p_data, &l_value, 4);
        p_data += 4;
-       box->length = (OPJ_INT32)(l_value);
+       box->length = (OPJ_UINT32)(l_value);
 
        opj_read_bytes(p_data, &l_value, 4);
        p_data += 4;
-       box->type = (OPJ_INT32)(l_value);
+       box->type = (OPJ_UINT32)(l_value);
 
        *p_number_bytes_read = 8;
 
@@ -2271,7 +2272,7 @@ OPJ_BOOL opj_jp2_read_boxhdr_char(   opj_jp2_box_t *box,
 
                opj_read_bytes(p_data, &l_value, 4);
                *p_number_bytes_read += 4;
-               box->length = (OPJ_INT32)(l_value);
+               box->length = (OPJ_UINT32)(l_value);
 
                if (box->length == 0) {
                        opj_event_msg(p_manager, EVT_ERROR, "Cannot handle box of undefined sizes\n");