Implement OpenPixelControl output

1 files changed, 48 insertions, 0 deletions

diff --git a/backends/openpixelcontrol.h b/backends/openpixelcontrol.h
new file mode 100644
index 0000000..f1061ea
--- /dev/null
+++ b/backends/openpixelcontrol.h
@@ -0,0 +1,48 @@
+#include "midimonster.h"
+
+MM_PLUGIN_API int init();
+static int openpixel_configure(char* option, char* value);
+static int openpixel_configure_instance(instance* inst, char* option, char* value);
+static int openpixel_instance(instance* inst);
+static channel* openpixel_channel(instance* inst, char* spec, uint8_t flags);
+static int openpixel_set(instance* inst, size_t num, channel** c, channel_value* v);
+static int openpixel_handle(size_t num, managed_fd* fds);
+static int openpixel_start(size_t n, instance** inst);
+static int openpixel_shutdown(size_t n, instance** inst);
+
+#define OPENPIXEL_INPUT 1
+#define OPENPIXEL_MARK 2
+
+typedef struct /*_data_buffer*/ {
+	uint8_t strip;
+	uint8_t flags;
+	uint16_t bytes;
+	union {
+		uint16_t* u16;
+		uint8_t* u8;
+	} data;
+} openpixel_buffer;
+
+#pragma pack(push, 1)
+typedef struct /*_openpixel_hdr*/ {
+	uint8_t strip;
+	uint8_t mode;
+	uint16_t length;
+} openpixel_header;
+#pragma pack(pop)
+
+typedef struct {
+	enum {
+		rgb8 = 0,
+		rgb16 = 2
+	} mode;
+
+	size_t buffers;
+	openpixel_buffer* buffer;
+
+	int dest_fd;
+	int listen_fd;
+	size_t clients;
+	int* client_fd;
+	size_t* bytes_left;
+} openpixel_instance_data;