The buffer splicing relies on the bitstream reader over-reading
the end of the buffer as declared in init_get_bits(), although
more data is actually present.  Manually moving the bitstream
boundary after init_get_bits() allows this to work as expected.

Signed-off-by: Mans Rullgard <[email protected]>
---
 libavcodec/mpegaudiodec.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/libavcodec/mpegaudiodec.c b/libavcodec/mpegaudiodec.c
index eeef470..5366e6b 100644
--- a/libavcodec/mpegaudiodec.c
+++ b/libavcodec/mpegaudiodec.c
@@ -1548,6 +1548,7 @@ static int mp_decode_layer3(MPADecodeContext *s)
         memcpy(s->last_buf + s->last_buf_size, ptr, EXTRABYTES);
         s->in_gb = s->gb;
         init_get_bits(&s->gb, s->last_buf, s->last_buf_size*8);
+        s->gb.size_in_bits_plus8 += EXTRABYTES * 8;
         skip_bits_long(&s->gb, 8*(s->last_buf_size - main_data_begin));
     }
 
-- 
1.7.8

_______________________________________________
libav-devel mailing list
[email protected]
https://lists.libav.org/mailman/listinfo/libav-devel

Reply via email to