2017-10-21 21:17 GMT+02:00 Carl Eugen Hoyos <ceffm...@gmail.com>:
> Hi!
>
> Attached patch fixes a warning when compiling with sufficiently new gcc.
Working patch attached.
Carl Eugen
From 19077d0125e1e1eca81dc0311440c1a7da16e080 Mon Sep 17 00:00:00 2001
From: Carl Eugen Hoyos <ceffm...@gmail.com>
Date: Sun, 22 Oct 2017 23:38:31 +0200
Subject: [PATCH] lavc/avcodec: Constify the return value of
av_bitstream_filter_next().
Fixes the following gcc warning:
libavcodec/bitstream_filter.c:39:12: warning: return discards 'const' qualifier from pointer target type
---
libavcodec/avcodec.h | 2 +-
libavcodec/bitstream_filter.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/libavcodec/avcodec.h b/libavcodec/avcodec.h
index 40c8fab..dc4659f 100644
--- a/libavcodec/avcodec.h
+++ b/libavcodec/avcodec.h
@@ -5951,7 +5951,7 @@ void av_bitstream_filter_close(AVBitStreamFilterContext *bsf);
* filters.
*/
attribute_deprecated
-AVBitStreamFilter *av_bitstream_filter_next(const AVBitStreamFilter *f);
+const AVBitStreamFilter *av_bitstream_filter_next(const AVBitStreamFilter *f);
#endif
/**
diff --git a/libavcodec/bitstream_filter.c b/libavcodec/bitstream_filter.c
index 8599b90..b7d9adc 100644
--- a/libavcodec/bitstream_filter.c
+++ b/libavcodec/bitstream_filter.c
@@ -28,7 +28,7 @@
#if FF_API_OLD_BSF
FF_DISABLE_DEPRECATION_WARNINGS
-AVBitStreamFilter *av_bitstream_filter_next(const AVBitStreamFilter *f)
+const AVBitStreamFilter *av_bitstream_filter_next(const AVBitStreamFilter *f)
{
const AVBitStreamFilter *filter = NULL;
void *opaque = NULL;
--
1.7.10.4
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