From 1344bec7bbd7bf47ae132e14aaca6377276ced8d Mon Sep 17 00:00:00 2001
From: Jonas Holmberg <jonashg@axis.com>
Date: Thu, 12 Mar 2026 15:24:14 +0100
Subject: [PATCH] filter-graph: set min, max and def values for ramp

Set min, max and def values for the control ports of ramp plugin to
avoid clamping all control values to 0.
---
 spa/plugins/filter-graph/plugin_builtin.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/spa/plugins/filter-graph/plugin_builtin.c b/spa/plugins/filter-graph/plugin_builtin.c
index a16e4a7fc..f3a0a0946 100644
--- a/spa/plugins/filter-graph/plugin_builtin.c
+++ b/spa/plugins/filter-graph/plugin_builtin.c
@@ -2486,10 +2486,12 @@ static struct spa_fga_port ramp_ports[] = {
 	{ .index = 1,
 	  .name = "Start",
 	  .flags = SPA_FGA_PORT_INPUT | SPA_FGA_PORT_CONTROL,
+	  .def = 0.0f, .min = -FLT_MAX, .max = FLT_MAX
 	},
 	{ .index = 2,
 	  .name = "Stop",
 	  .flags = SPA_FGA_PORT_INPUT | SPA_FGA_PORT_CONTROL,
+	  .def = 1.0f, .min = -FLT_MAX, .max = FLT_MAX
 	},
 	{ .index = 3,
 	  .name = "Current",
@@ -2498,6 +2500,7 @@ static struct spa_fga_port ramp_ports[] = {
 	{ .index = 4,
 	  .name = "Duration (s)",
 	  .flags = SPA_FGA_PORT_INPUT | SPA_FGA_PORT_CONTROL,
+	  .def = 1.0f, .min = 0.0f, .max = FLT_MAX
 	},
 };