Merge commit '28663511c99b3cdaf9387a15032259879474f5f4'

[ffmpeg] / libavfilter / af_amix.c

diff --git a/libavfilter/af_amix.c b/libavfilter/af_amix.c
index 6bc74585c708822fc80c6f75f28433ab9ab79e55..75736e6544a87e7a057174fc33873fd2601df81f 100644 (file)
--- a/libavfilter/af_amix.c
+++ b/libavfilter/af_amix.c
@@ -174,27 +174,22 @@ typedef struct MixContext {
 
 #define OFFSET(x) offsetof(MixContext, x)
 #define A AV_OPT_FLAG_AUDIO_PARAM
-static const AVOption options[] = {
+#define F AV_OPT_FLAG_FILTERING_PARAM
+static const AVOption amix_options[] = {
     { "inputs", "Number of inputs.",
-            OFFSET(nb_inputs), AV_OPT_TYPE_INT, { .i64 = 2 }, 1, 32, A },
+            OFFSET(nb_inputs), AV_OPT_TYPE_INT, { .i64 = 2 }, 1, 32, A|F },
     { "duration", "How to determine the end-of-stream.",
-            OFFSET(duration_mode), AV_OPT_TYPE_INT, { .i64 = DURATION_LONGEST }, 0,  2, A, "duration" },
-        { "longest",  "Duration of longest input.",  0, AV_OPT_TYPE_CONST, { .i64 = DURATION_LONGEST  }, INT_MIN, INT_MAX, A, "duration" },
-        { "shortest", "Duration of shortest input.", 0, AV_OPT_TYPE_CONST, { .i64 = DURATION_SHORTEST }, INT_MIN, INT_MAX, A, "duration" },
-        { "first",    "Duration of first input.",    0, AV_OPT_TYPE_CONST, { .i64 = DURATION_FIRST    }, INT_MIN, INT_MAX, A, "duration" },
+            OFFSET(duration_mode), AV_OPT_TYPE_INT, { .i64 = DURATION_LONGEST }, 0,  2, A|F, "duration" },
+        { "longest",  "Duration of longest input.",  0, AV_OPT_TYPE_CONST, { .i64 = DURATION_LONGEST  }, INT_MIN, INT_MAX, A|F, "duration" },
+        { "shortest", "Duration of shortest input.", 0, AV_OPT_TYPE_CONST, { .i64 = DURATION_SHORTEST }, INT_MIN, INT_MAX, A|F, "duration" },
+        { "first",    "Duration of first input.",    0, AV_OPT_TYPE_CONST, { .i64 = DURATION_FIRST    }, INT_MIN, INT_MAX, A|F, "duration" },
     { "dropout_transition", "Transition time, in seconds, for volume "
                             "renormalization when an input stream ends.",
-            OFFSET(dropout_transition), AV_OPT_TYPE_FLOAT, { .dbl = 2.0 }, 0, INT_MAX, A },
+            OFFSET(dropout_transition), AV_OPT_TYPE_FLOAT, { .dbl = 2.0 }, 0, INT_MAX, A|F },
     { NULL },
 };
 
-static const AVClass amix_class = {
-    .class_name = "amix filter",
-    .item_name  = av_default_item_name,
-    .option     = options,
-    .version    = LIBAVUTIL_VERSION_INT,
-};
-
+AVFILTER_DEFINE_CLASS(amix);
 
 /**
  * Update the scaling factors to apply to each input during mixing.