Add a compat stdatomic.h implementation based on suncc atomics

[ffmpeg] / libavfilter / af_channelsplit.c

diff --git a/libavfilter/af_channelsplit.c b/libavfilter/af_channelsplit.c
index d6110ef9097e3c7ab50655d95f15f2c4ea553094..5b410fd87cb276121ba5d0d717b23cb7c72bebb1 100644 (file)
--- a/libavfilter/af_channelsplit.c
+++ b/libavfilter/af_channelsplit.c
@@ -23,6 +23,7 @@
  * Split an audio stream into per-channel streams.
  */
 
+#include "libavutil/attributes.h"
 #include "libavutil/channel_layout.h"
 #include "libavutil/internal.h"
 #include "libavutil/opt.h"
@@ -53,18 +54,12 @@ static const AVClass channelsplit_class = {
     .version    = LIBAVUTIL_VERSION_INT,
 };
 
-static int init(AVFilterContext *ctx, const char *arg)
+static av_cold int init(AVFilterContext *ctx)
 {
     ChannelSplitContext *s = ctx->priv;
     int nb_channels;
     int ret = 0, i;
 
-    s->class = &channelsplit_class;
-    av_opt_set_defaults(s);
-    if ((ret = av_set_options_string(s, arg, "=", ":")) < 0) {
-        av_log(ctx, AV_LOG_ERROR, "Error parsing options string '%s'.\n", arg);
-        return ret;
-    }
     if (!(s->channel_layout = av_get_channel_layout(s->channel_layout_str))) {
         av_log(ctx, AV_LOG_ERROR, "Error parsing channel layout '%s'.\n",
                s->channel_layout_str);
@@ -84,7 +79,6 @@ static int init(AVFilterContext *ctx, const char *arg)
     }
 
 fail:
-    av_opt_free(s);
     return ret;
 }
 
@@ -145,14 +139,17 @@ static const AVFilterPad avfilter_af_channelsplit_inputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_channelsplit = {
+AVFilter ff_af_channelsplit = {
     .name           = "channelsplit",
     .description    = NULL_IF_CONFIG_SMALL("Split audio into per-channel streams"),
     .priv_size      = sizeof(ChannelSplitContext),
+    .priv_class     = &channelsplit_class,
 
     .init           = init,
     .query_formats  = query_formats,
 
     .inputs  = avfilter_af_channelsplit_inputs,
     .outputs = NULL,
+
+    .flags   = AVFILTER_FLAG_DYNAMIC_OUTPUTS,
 };