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authorOliver Chang <ochang@chromium.org>2015-12-11 15:27:00 -0800
committerOliver Chang <ochang@chromium.org>2015-12-11 15:27:00 -0800
commit74aa4e19a332436ff3bcf539c905e992b1d3ac4e (patch)
tree434c34944b1786e2d92470f773d2b28b5bd65804 /third_party/libopenjpeg20/0004-j2k_read_mcc.patch
parentcbbfc777b607324cd7d64cf3e1400d9312c8a709 (diff)
downloadpdfium-74aa4e19a332436ff3bcf539c905e992b1d3ac4e.tar.xz
Merge to XFA: openjpeg: fix incrementing of "l_tcp->m_nb_mcc_records" in opj_j2k_read_mcc
TBR=tsepez@chromium.org BUG=554129 Original Review URL: https://codereview.chromium.org/1488303004 . (cherry picked from commit e2eb04f0352d621bc8837217078c23d67044bf38) Review URL: https://codereview.chromium.org/1524553002 .
Diffstat (limited to 'third_party/libopenjpeg20/0004-j2k_read_mcc.patch')
-rw-r--r--third_party/libopenjpeg20/0004-j2k_read_mcc.patch31
1 files changed, 31 insertions, 0 deletions
diff --git a/third_party/libopenjpeg20/0004-j2k_read_mcc.patch b/third_party/libopenjpeg20/0004-j2k_read_mcc.patch
new file mode 100644
index 0000000000..39c847d765
--- /dev/null
+++ b/third_party/libopenjpeg20/0004-j2k_read_mcc.patch
@@ -0,0 +1,31 @@
+diff --git a/third_party/libopenjpeg20/j2k.c b/third_party/libopenjpeg20/j2k.c
+index 849d0b4..b20f219 100644
+--- a/third_party/libopenjpeg20/j2k.c
++++ b/third_party/libopenjpeg20/j2k.c
+@@ -5341,6 +5341,7 @@ static OPJ_BOOL opj_j2k_read_mcc ( opj_j2k_t *p_j2k,
+ OPJ_UINT32 l_nb_collections;
+ OPJ_UINT32 l_nb_comps;
+ OPJ_UINT32 l_nb_bytes_by_comp;
++ OPJ_BOOL new_mcc = OPJ_FALSE;
+
+ /* preconditions */
+ assert(p_header_data != 00);
+@@ -5402,6 +5403,7 @@ static OPJ_BOOL opj_j2k_read_mcc ( opj_j2k_t *p_j2k,
+ memset(l_mcc_record,0,(l_tcp->m_nb_max_mcc_records-l_tcp->m_nb_mcc_records) * sizeof(opj_simple_mcc_decorrelation_data_t));
+ }
+ l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records;
++ new_mcc = OPJ_TRUE;
+ }
+ l_mcc_record->m_index = l_indix;
+
+@@ -5537,7 +5539,9 @@ static OPJ_BOOL opj_j2k_read_mcc ( opj_j2k_t *p_j2k,
+ return OPJ_FALSE;
+ }
+
+- ++l_tcp->m_nb_mcc_records;
++ if (new_mcc) {
++ ++l_tcp->m_nb_mcc_records;
++ }
+
+ return OPJ_TRUE;
+ }