From 798dcf2432999f449c76c0e0fe2d7a4ee5eabbc2 Mon Sep 17 00:00:00 2001
From: James Almer <jamrial@gmail.com>
Date: Fri, 5 Jan 2018 17:49:09 -0300
Subject: avfilter: deprecate avfilter_link_get_channels()

And move the channels field to the public section of the struct.

Signed-off-by: James Almer <jamrial@gmail.com>
---
 libavfilter/avfilter.c |  2 ++
 libavfilter/avfilter.h | 15 ++++++++++-----
 libavfilter/version.h  |  5 ++++-
 3 files changed, 16 insertions(+), 6 deletions(-)

(limited to 'libavfilter')

diff --git a/libavfilter/avfilter.c b/libavfilter/avfilter.c
index ff7df672fd..ea75467a75 100644
--- a/libavfilter/avfilter.c
+++ b/libavfilter/avfilter.c
@@ -183,10 +183,12 @@ void avfilter_link_free(AVFilterLink **link)
     av_freep(link);
 }
 
+#if FF_API_FILTER_GET_SET
 int avfilter_link_get_channels(AVFilterLink *link)
 {
     return link->channels;
 }
+#endif
 
 void ff_filter_set_ready(AVFilterContext *filter, unsigned priority)
 {
diff --git a/libavfilter/avfilter.h b/libavfilter/avfilter.h
index 47546c15e5..410d8bbdd7 100644
--- a/libavfilter/avfilter.h
+++ b/libavfilter/avfilter.h
@@ -448,6 +448,11 @@ struct AVFilterLink {
      */
     AVRational time_base;
 
+    /**
+     * Number of channels.
+     */
+    int channels;
+
     /*****************************************************************
      * All fields below this line are not part of the public API. They
      * may not be used outside of libavfilter and can be changed and
@@ -551,11 +556,6 @@ struct AVFilterLink {
      */
     int max_samples;
 
-    /**
-     * Number of channels.
-     */
-    int channels;
-
     /**
      * Link processing flags.
      */
@@ -647,10 +647,15 @@ int avfilter_link(AVFilterContext *src, unsigned srcpad,
  */
 void avfilter_link_free(AVFilterLink **link);
 
+#if FF_API_FILTER_GET_SET
 /**
  * Get the number of channels of a link.
+ * @deprecated This accessor used to be provided for ABI compatibility, and
+ * does not need to be used anymore.
  */
+attribute_deprecated
 int avfilter_link_get_channels(AVFilterLink *link);
+#endif
 
 /**
  * Set the closed field of a link.
diff --git a/libavfilter/version.h b/libavfilter/version.h
index c07f4d30d9..0f11721822 100644
--- a/libavfilter/version.h
+++ b/libavfilter/version.h
@@ -31,7 +31,7 @@
 
 #define LIBAVFILTER_VERSION_MAJOR   7
 #define LIBAVFILTER_VERSION_MINOR  11
-#define LIBAVFILTER_VERSION_MICRO 100
+#define LIBAVFILTER_VERSION_MICRO 101
 
 #define LIBAVFILTER_VERSION_INT AV_VERSION_INT(LIBAVFILTER_VERSION_MAJOR, \
                                                LIBAVFILTER_VERSION_MINOR, \
@@ -55,5 +55,8 @@
 #ifndef FF_API_LAVR_OPTS
 #define FF_API_LAVR_OPTS                    (LIBAVFILTER_VERSION_MAJOR < 8)
 #endif
+#ifndef FF_API_FILTER_GET_SET
+#define FF_API_FILTER_GET_SET               (LIBAVFILTER_VERSION_MAJOR < 8)
+#endif
 
 #endif /* AVFILTER_VERSION_H */
-- 
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