[FFmpeg-cvslog] avcodec/hevc: make *ps_id unsigned

Michael Niedermayer git at videolan.org
Sun Feb 23 17:46:53 CET 2014


ffmpeg | branch: release/2.1 | Michael Niedermayer <michaelni at gmx.at> | Sat Feb 15 23:26:19 2014 +0100| [656770e2aacf44df2be01ee7fd60b035fd42c675] | committer: Michael Niedermayer

avcodec/hevc: make *ps_id unsigned

Fixes integer overflow
Fixes out of array accesses
Fixes 2f65e7dbd02a12f426a423bd7bf880b4-signal_sigsegv_127c952_2793_cov_2517424539_RPLM_A_qualcomm_4.bit
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
(cherry picked from commit d1e6602665d5ec1b7e211ab27b298c26139f82cc)

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=656770e2aacf44df2be01ee7fd60b035fd42c675
---

 libavcodec/hevc.h |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libavcodec/hevc.h b/libavcodec/hevc.h
index 90953ad..0d4f3e6 100644
--- a/libavcodec/hevc.h
+++ b/libavcodec/hevc.h
@@ -373,7 +373,7 @@ typedef struct ScalingList {
 } ScalingList;
 
 typedef struct HEVCSPS {
-    int vps_id;
+    unsigned vps_id;
     int chroma_format_idc;
     uint8_t separate_colour_plane_flag;
 
@@ -454,7 +454,7 @@ typedef struct HEVCSPS {
 } HEVCSPS;
 
 typedef struct HEVCPPS {
-    int sps_id; ///< seq_parameter_set_id
+    unsigned sps_id; ///< seq_parameter_set_id
 
     uint8_t sign_data_hiding_flag;
 



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