add dyncomp cmd

doc/README.md

@@ -245,3 +245,16 @@ other presets:
  - dry: 0..1, default 0
  - carrier: 0..1, default 0
  - quality: 0..1, default 1
+
+## `dyncomp split index enable hold inputgain threshold ratio attack release gain_min gain_max rms`
+
+ - enable (bool): 0..1, default 1
+ - hold (bool): 0..1, default 0
+ - inputgain (dB): -10..30, default 0
+ - threshold (dB): -50..-10, default -30
+ - ratio (???): 0..1, default 0
+ - attack (seconds): 0.001..0.1, default 0.01
+ - release (seconds): 0.03..3.0, default 0.3
+ - gain\_min (dB): -20..40
+ - gain\_max (dB): -20..40
+ - rms (signal level, dB): -80..10

examples/degrade.scri

@@ -1,5 +1,8 @@
 load :0;
-degrade 5 1 0.8 0.5 0.65 0.9 0.58 0.5;
-degrade 5 2 0.1 1 0.65 0.5 0.5 0.4;
-degrade 5 3 0.1 1 0.65 0.9 0.58 0.5;
+degrade 8 1 0.8 0.5 0.65 0.9 0.58 0.5;
+degrade 8 2 0.1 1 0.65 0.5 0.5 0.4;
+degrade 8 3 0.1 1 0.65 0.9 0.58 0.5;
+degrade 8 4 0 1 1 0 0 1;
+degrade 8 5 0 1 1 0 0 0;
+degrade 8 6 0 0 0 0 0 0;
 quicksave;

src/lang.zig

@@ -32,6 +32,7 @@ pub const CommandType = enum {
     Degrade,
     RePsycho,
     TalkBox,
+    DynComp,
 
     Noise,
     WildNoise,
@@ -202,6 +203,7 @@ pub const Lang = struct {
         _ = try self.keywords.put("embed", .Embed);
         _ = try self.keywords.put("degrade", .Degrade);
         _ = try self.keywords.put("repsycho", .RePsycho);
+        _ = try self.keywords.put("dyncomp", .RePsycho);
 
         // even more custom
         _ = try self.keywords.put("rotate", .Rotate);

src/printer.zig

@@ -26,6 +26,7 @@ pub fn printList(list: langs.CommandList, stream: var) !void {
             .Degrade => "Degrade",
             .RePsycho => "repsycho",
             .TalkBox => "talkbox",
+            .DynComp => "dyncomp",
 
             .Noise => "noise",
             .WildNoise => "wildnoise",

src/runner.zig

@@ -324,6 +324,11 @@ pub const Runner = struct {
         try image.runPlugin("http://drobilla.net/plugins/mda/TalkBox", pos, params);
     }
 
+    fn dynCompCmd(self: *Runner, pos: Position, params: ParamList) !void {
+        var image = try self.getImage();
+        try image.runPlugin("http://gareus.org/oss/lv2/darc#mono", pos, params);
+    }
+
     fn runCommand(self: *Runner, cmd: *lang.Command) !void {
         var params = ParamList.init(self.allocator);
         defer params.deinit();
@@ -566,6 +571,22 @@ pub const Runner = struct {
                 try cmd.appendParam(&params, "quality");
                 try self.talkboxCmd(pos, params);
             },
+
+            .DynComp => {
+                const pos = try cmd.consumePosition();
+                try cmd.appendParam(&params, "enable");
+                try cmd.appendParam(&params, "hold");
+                try cmd.appendParam(&params, "inputgain");
+                try cmd.appendParam(&params, "threshold");
+                try cmd.appendParam(&params, "ratio");
+                try cmd.appendParam(&params, "attack");
+                try cmd.appendParam(&params, "release");
+                try cmd.appendParam(&params, "gain_min");
+                try cmd.appendParam(&params, "gain_max");
+                try cmd.appendParam(&params, "rms");
+                try self.dynCompCmd(pos, params);
+            },
+
             else => blk: {
                 std.debug.warn("Unsupported command: {}\n", .{cmd.command});
                 break :blk RunError.UnknownCommand;