It's been unused since mp3float decoder was added.
---
libavcodec/avcodec.h | 5 ++++-
libavcodec/options.c | 2 ++
libavcodec/version.h | 3 +++
3 files changed, 9 insertions(+), 1 deletions(-)
diff --git a/libavcodec/avcodec.h b/libavcodec/avcodec.h
index 98206d5..1f32592 100644
--- a/libavcodec/avcodec.h
+++ b/libavcodec/avcodec.h
@@ -2153,16 +2153,19 @@ typedef struct AVCodecContext {
*/
int error_rate;
+#if FF_API_ANTIALIAS_ALGO
/**
* MP3 antialias algorithm, see FF_AA_* below.
* - encoding: unused
* - decoding: Set by user.
*/
- int antialias_algo;
+ attribute_deprecated int antialias_algo;
#define FF_AA_AUTO 0
#define FF_AA_FASTINT 1 //not implemented yet
#define FF_AA_INT 2
#define FF_AA_FLOAT 3
+#endif
+
/**
* quantizer noise shaping
* - encoding: Set by user.
diff --git a/libavcodec/options.c b/libavcodec/options.c
index e1188cd..ae8abb2 100644
--- a/libavcodec/options.c
+++ b/libavcodec/options.c
@@ -319,7 +319,9 @@ static const AVOption options[]={
{"inter_threshold", NULL, OFFSET(inter_threshold), FF_OPT_TYPE_INT, DEFAULT,
INT_MIN, INT_MAX, V|E},
{"flags2", NULL, OFFSET(flags2), FF_OPT_TYPE_FLAGS,
CODEC_FLAG2_FASTPSKIP|CODEC_FLAG2_BIT_RESERVOIR|CODEC_FLAG2_PSY|CODEC_FLAG2_MBTREE,
0, UINT_MAX, V|A|E|D, "flags2"},
{"error", NULL, OFFSET(error_rate), FF_OPT_TYPE_INT, DEFAULT, INT_MIN,
INT_MAX, V|E},
+#if FF_API_ANTIALIAS_ALGO
{"antialias", "MP3 antialias algorithm", OFFSET(antialias_algo),
FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|D, "aa"},
+#endif
{"auto", NULL, 0, FF_OPT_TYPE_CONST, FF_AA_AUTO, INT_MIN, INT_MAX, V|D, "aa"},
{"fastint", NULL, 0, FF_OPT_TYPE_CONST, FF_AA_FASTINT, INT_MIN, INT_MAX, V|D,
"aa"},
{"int", NULL, 0, FF_OPT_TYPE_CONST, FF_AA_INT, INT_MIN, INT_MAX, V|D, "aa"},
diff --git a/libavcodec/version.h b/libavcodec/version.h
index c682277..f5373e0 100644
--- a/libavcodec/version.h
+++ b/libavcodec/version.h
@@ -83,5 +83,8 @@
#ifndef FF_API_MB_Q
#define FF_API_MB_Q (LIBAVCODEC_VERSION_MAJOR < 53)
#endif
+#ifndef FF_API_ANTIALIAS_ALGO
+#define FF_API_ANTIALIAS_ALGO (LIBAVCODEC_VERSION_MAJOR < 54)
+#endif
#endif /* AVCODEC_VERSION_H */
--
1.7.4.1
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