[FFmpeg-devel] [PATCH v3] avcodec/tscc: fix for the backward compatibility to use const in the z_stream interface

[lance.lmwang at gmail.com]

From: Limin Wang <lance.lmwang at gmail.com>

Signed-off-by: Limin Wang <lance.lmwang at gmail.com>
---
 libavcodec/tscc.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/libavcodec/tscc.c b/libavcodec/tscc.c
index 6d03081..9eb17e3 100644
--- a/libavcodec/tscc.c
+++ b/libavcodec/tscc.c
@@ -88,7 +88,11 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *got_frame,
         av_log(avctx, AV_LOG_ERROR, "Inflate reset error: %d\n", ret);
         return AVERROR_UNKNOWN;
     }
-    c->zstream.next_in   = buf;
+#if defined(z_const)
+    c->zstream.next_in   = (z_const uint8_t*) buf;
+#else
+    c->zstream.next_in   = (uint8_t*) buf;
+#endif
     c->zstream.avail_in  = buf_size;
     c->zstream.next_out = c->decomp_buf;
     c->zstream.avail_out = c->decomp_size;
-- 
2.6.4