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[trunk] correct issue 188 (thanks winfried) and add test about it. Fixes issue 188

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This commit is contained in:
Mickael Savinaud
2013-03-17 18:16:03 +00:00
parent 07e6994be1
commit 1e414c8f37
2 changed files with 14 additions and 7 deletions
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19
src/lib/openjp2/jp2.c
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@@ -428,12 +428,10 @@ static void opj_jp2_setup_decoding_validation (opj_jp2_t *jp2);
static void opj_jp2_setup_header_reading (opj_jp2_t *jp2);
/* ----------------------------------------------------------------------- */
OPJ_BOOL opj_jp2_read_boxhdr(opj_jp2_box_t *box,
OPJ_UINT32 * p_number_bytes_read,
opj_stream_private_t *cio,
opj_event_mgr_t * p_manager
)
OPJ_UINT32 * p_number_bytes_read,
opj_stream_private_t *cio,
opj_event_mgr_t * p_manager )
{
/* read header from file */
OPJ_BYTE l_data_header [8];
@@ -452,6 +450,12 @@ static void opj_jp2_setup_header_reading (opj_jp2_t *jp2);
/* process read data */
opj_read_bytes(l_data_header,&(box->length), 4);
opj_read_bytes(l_data_header+4,&(box->type), 4);
if(box->length == 0)/* last box */
{
box->length = opj_stream_get_number_byte_left(cio);
return OPJ_TRUE;
}
/* do we have a "special very large box ?" */
/* read then the XLBox */
@@ -467,14 +471,15 @@ static void opj_jp2_setup_header_reading (opj_jp2_t *jp2);
return OPJ_FALSE;
}
*p_number_bytes_read = 16;
opj_read_bytes(l_data_header,&l_xl_part_size, 4);
if (l_xl_part_size != 0) {
opj_event_msg(p_manager, EVT_ERROR, "Cannot handle box sizes higher than 2^32\n");
return OPJ_FALSE;
}
opj_read_bytes(l_data_header,&(box->length), 4);
opj_read_bytes(l_data_header+4,&(box->length), 4);
}
return OPJ_TRUE;
return OPJ_TRUE;
}
#if 0