40 lines
1.2 KiB
Zig
40 lines
1.2 KiB
Zig
const c = @cImport({
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@cInclude("lilv/lilv.h");
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@cInclude("lv2/core/lv2.h");
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});
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const LV2_CORE_URI = "http://lv2plug.in/ns/lv2core";
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pub fn Lv2Core(ns: []const u8) ![]const u8 {
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var allocator = std.heap.direct_allocator;
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return try std.cstr.addNullByte(
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allocator,
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try std.fmt.allocPrint(allocator, "{}{}", LV2_CORE_URI, ns),
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);
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}
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pub fn lilv_instance_connect_port(
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instance: [*c]c.LilvInstance,
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port_index: u32,
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data_location: ?*c_void,
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) void {
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instance.?.*.lv2_descriptor.?.*.connect_port.?(instance.?.*.lv2_handle, port_index, data_location);
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}
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pub fn lilv_instance_activate(instance: [*c]c.LilvInstance) void {
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if (instance.?.*.lv2_descriptor.?.*.activate != null) {
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instance.?.*.lv2_descriptor.?.*.activate.?(instance.?.*.lv2_handle);
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}
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}
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pub fn lilv_instance_run(instance: [*c]c.LilvInstance, sample_count: u32) void {
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instance.?.*.lv2_descriptor.?.*.run.?(instance.?.*.lv2_handle, sample_count);
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}
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pub fn lilv_instance_deactivate(instance: [*c]c.LilvInstance) void {
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if (instance.?.*.lv2_descriptor.?.*.deactivate != null) {
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instance.?.*.lv2_descriptor.?.*.deactivate.?(instance.?.*.lv2_handle);
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}
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}
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