avfilter: Constify all AVFilters

[ffmpeg] / libavfilter / vf_frei0r.c

diff --git a/libavfilter/vf_frei0r.c b/libavfilter/vf_frei0r.c
index 5d38405999d6cb65460e57b9f54f02e5cb3fe13d..00e5ff244461e4c9b6c675ce9bb43c0844ec710f 100644 (file)
--- a/libavfilter/vf_frei0r.c
+++ b/libavfilter/vf_frei0r.c
@@ -338,7 +338,7 @@ static int query_formats(AVFilterContext *ctx)
             return ret;
     } else {                                   /* F0R_COLOR_MODEL_PACKED32 */
         static const enum AVPixelFormat pix_fmts[] = {
-            AV_PIX_FMT_BGRA, AV_PIX_FMT_ARGB, AV_PIX_FMT_ABGR, AV_PIX_FMT_ARGB, AV_PIX_FMT_NONE
+            AV_PIX_FMT_BGRA, AV_PIX_FMT_ARGB, AV_PIX_FMT_ABGR, AV_PIX_FMT_NONE
         };
         formats = ff_make_format_list(pix_fmts);
     }
@@ -371,11 +371,25 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
     return ff_filter_frame(outlink, out);
 }
 
+static int process_command(AVFilterContext *ctx, const char *cmd, const char *args,
+                           char *res, int res_len, int flags)
+{
+    Frei0rContext *s = ctx->priv;
+    int ret;
+
+    ret = ff_filter_process_command(ctx, cmd, args, res, res_len, flags);
+    if (ret < 0)
+        return ret;
+
+    return set_params(ctx, s->params);
+}
+
 #define OFFSET(x) offsetof(Frei0rContext, x)
 #define FLAGS AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_FILTERING_PARAM
+#define TFLAGS AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_FILTERING_PARAM | AV_OPT_FLAG_RUNTIME_PARAM
 static const AVOption frei0r_options[] = {
     { "filter_name",   NULL, OFFSET(dl_name), AV_OPT_TYPE_STRING, .flags = FLAGS },
-    { "filter_params", NULL, OFFSET(params),  AV_OPT_TYPE_STRING, .flags = FLAGS },
+    { "filter_params", NULL, OFFSET(params),  AV_OPT_TYPE_STRING, .flags = TFLAGS },
     { NULL }
 };
 
@@ -399,7 +413,7 @@ static const AVFilterPad avfilter_vf_frei0r_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_frei0r = {
+const AVFilter ff_vf_frei0r = {
     .name          = "frei0r",
     .description   = NULL_IF_CONFIG_SMALL("Apply a frei0r effect."),
     .query_formats = query_formats,
@@ -409,6 +423,8 @@ AVFilter ff_vf_frei0r = {
     .priv_class    = &frei0r_class,
     .inputs        = avfilter_vf_frei0r_inputs,
     .outputs       = avfilter_vf_frei0r_outputs,
+    .process_command = process_command,
+    .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
 };
 
 static av_cold int source_init(AVFilterContext *ctx)
@@ -485,7 +501,7 @@ static const AVFilterPad avfilter_vsrc_frei0r_src_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vsrc_frei0r_src = {
+const AVFilter ff_vsrc_frei0r_src = {
     .name          = "frei0r_src",
     .description   = NULL_IF_CONFIG_SMALL("Generate a frei0r source."),
     .priv_size     = sizeof(Frei0rContext),