[SCM] libav/experimental: h264: error out from decode_nal_units() when AV_EF_EXPLODE is set

siretart at users.alioth.debian.org siretart at users.alioth.debian.org
Sun Aug 10 16:03:36 UTC 2014


The following commit has been merged in the experimental branch:
commit 772d150a6e82542c06b0c251e73dd299d98d1027
Author: Vittorio Giovara <vittorio.giovara at gmail.com>
Date:   Fri Feb 7 15:13:40 2014 +0100

    h264: error out from decode_nal_units() when AV_EF_EXPLODE is set
    
    Signed-off-by: Vittorio Giovara <vittorio.giovara at gmail.com>

diff --git a/libavcodec/h264.c b/libavcodec/h264.c
index c4ce278..a04839c 100644
--- a/libavcodec/h264.c
+++ b/libavcodec/h264.c
@@ -1593,7 +1593,9 @@ again:
                 break;
             case NAL_SEI:
                 init_get_bits(&h->gb, ptr, bit_length);
-                ff_h264_decode_sei(h);
+                ret = ff_h264_decode_sei(h);
+                if (ret < 0 && (h->avctx->err_recognition & AV_EF_EXPLODE))
+                    goto end;
                 break;
             case NAL_SPS:
                 init_get_bits(&h->gb, ptr, bit_length);
@@ -1613,7 +1615,9 @@ again:
                 break;
             case NAL_PPS:
                 init_get_bits(&h->gb, ptr, bit_length);
-                ff_h264_decode_picture_parameter_set(h, bit_length);
+                ret = ff_h264_decode_picture_parameter_set(h, bit_length);
+                if (ret < 0 && (h->avctx->err_recognition & AV_EF_EXPLODE))
+                    goto end;
                 break;
             case NAL_AUD:
             case NAL_END_SEQUENCE:
@@ -1630,7 +1634,9 @@ again:
             }
 
             if (context_count == h->max_contexts) {
-                ff_h264_execute_decode_slices(h, context_count);
+                ret = ff_h264_execute_decode_slices(h, context_count);
+                if (ret < 0 && (h->avctx->err_recognition & AV_EF_EXPLODE))
+                    goto end;
                 context_count = 0;
             }
 
@@ -1649,8 +1655,11 @@ again:
             }
         }
     }
-    if (context_count)
-        ff_h264_execute_decode_slices(h, context_count);
+    if (context_count) {
+        ret = ff_h264_execute_decode_slices(h, context_count);
+        if (ret < 0 && (h->avctx->err_recognition & AV_EF_EXPLODE))
+            goto end;
+    }
 
 end:
     /* clean up */

-- 
Libav/FFmpeg packaging



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