[FFmpeg-devel] [PATCH 04/11] avcodec/evc_parse: zero sps, pps and sh structs

James Almer jamrial at gmail.com
Thu Jun 15 18:18:28 EEST 2023


Otherwise stale values may remain in place.

Signed-off-by: James Almer <jamrial at gmail.com>
---
 libavcodec/evc_parse.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/libavcodec/evc_parse.c b/libavcodec/evc_parse.c
index 68f0d31f96..f8a4ca3e07 100644
--- a/libavcodec/evc_parse.c
+++ b/libavcodec/evc_parse.c
@@ -200,6 +200,8 @@ EVCParserSPS *ff_evc_parse_sps(EVCParserContext *ctx, const uint8_t *bs, int bs_
     }
 
     sps = ctx->sps[sps_seq_parameter_set_id];
+    memset(sps, 0, sizeof(*sps));
+
     sps->sps_seq_parameter_set_id = sps_seq_parameter_set_id;
 
     // the Baseline profile is indicated by profile_idc eqal to 0
@@ -360,6 +362,7 @@ EVCParserPPS *ff_evc_parse_pps(EVCParserContext *ctx, const uint8_t *bs, int bs_
     }
 
     pps = ctx->pps[pps_pic_parameter_set_id];
+    memset(pps, 0, sizeof(*pps));
 
     pps->pps_pic_parameter_set_id = pps_pic_parameter_set_id;
 
@@ -440,6 +443,7 @@ EVCParserSliceHeader *ff_evc_parse_slice_header(EVCParserContext *ctx, const uin
     }
 
     sh = ctx->slice_header[slice_pic_parameter_set_id];
+    memset(sh, 0, sizeof(*sh));
 
     pps = ctx->pps[slice_pic_parameter_set_id];
     if(!pps)
-- 
2.41.0



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