ffmpeg | branch: master | Gautam Ramakrishnan <gautamr...@gmail.com> | Tue Jul 
21 23:55:14 2020 +0530| [b61d3dfab0d75daf81f366c12c57539c90e9b38b] | committer: 
Michael Niedermayer

libavcodec/jpeg2000dec: Add check when done with main header markers

This patch sets a flag when the processing of the
main header is complete.

Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=b61d3dfab0d75daf81f366c12c57539c90e9b38b
---

 libavcodec/jpeg2000dec.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/libavcodec/jpeg2000dec.c b/libavcodec/jpeg2000dec.c
index f5ad8402fb..e941ebb5d0 100644
--- a/libavcodec/jpeg2000dec.c
+++ b/libavcodec/jpeg2000dec.c
@@ -102,6 +102,7 @@ typedef struct Jpeg2000DecoderContext {
     uint8_t         cbps[4];    // bits per sample in particular components
     uint8_t         sgnd[4];    // if a component is signed
     uint8_t         properties[4];
+    uint8_t         in_tile_headers;
     int             cdx[4], cdy[4];
     int             precision;
     int             ncomponents;
@@ -2165,6 +2166,9 @@ static int 
jpeg2000_read_main_headers(Jpeg2000DecoderContext *s)
             ret = get_poc(s, len, poc);
             break;
         case JPEG2000_SOT:
+            if (!s->in_tile_headers) {
+                s->in_tile_headers = 1;
+            }
             if (!(ret = get_sot(s, len))) {
                 av_assert1(s->curtileno >= 0);
                 codsty = s->tile[s->curtileno].codsty;

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