recover kinda for dropped packets in vban95 (if packets are dropped, then fill the buffer with 0s for that packet)

lib/vban.h

@@ -0,0 +1,102 @@
+#include <pulse/simple.h>
+
+#define VBAN_SR_MAXNUMBER 21
+static long VBAN_SRList[VBAN_SR_MAXNUMBER] = {
+    6000, 12000, 24000, 48000, 96000, 192000, 384000,
+    8000, 16000, 32000, 64000, 128000, 256000, 512000,
+    11025, 22050, 44100, 88200, 176400, 352800, 705600
+};
+
+#define VBAN_BIT_MAXNUMBER 5 // 7 in the standard but pa does these 5
+static enum pa_sample_format VBAN_BITList[VBAN_BIT_MAXNUMBER] = {
+    PA_SAMPLE_U8,
+    PA_SAMPLE_S16NE,
+    PA_SAMPLE_S24NE,
+    PA_SAMPLE_S32NE,
+    PA_SAMPLE_FLOAT32NE,
+};
+static char VBAN_TextBITList[VBAN_BIT_MAXNUMBER][4] = {
+    "U08",
+    "S16",
+    "S24",
+    "S32",
+    "F32",
+};
+
+#define VBAN_PROTOCOL_AUDIO 0x00
+#define VBAN_PROTOCOL_SERIAL 0x20
+#define VBAN_PROTOCOL_TXT 0x40
+#define VBAN_PROTOCOL_SERVICE 0x60
+
+#define VBAN_SERVICE_IDENTIFICATION 0
+#define VBAN_SERVICE_CHATUTF8 1
+#define VBAN_SERVICE_RTPACKETREGISTER 32
+#define VBAN_SERVICE_RTPACKET 33
+
+#define VBANPING_TYPE_RECEPTOR 0x00000001 // Simple receptor
+#define VBANPING_TYPE_TRANSMITTER 0x00000002 // Simple Transmitter
+#define VBANPING_TYPE_RECEPTORSPOT 0x00000004 // SPOT receptor (able to receive several streams)
+#define VBANPING_TYPE_TRANSMITTERSPOT 0x00000008 // SPOT transmitter (able to send several streams)
+#define VBANPING_TYPE_VIRTUALDEVICE 0x00000010 // Virtual Device
+#define VBANPING_TYPE_VIRTUALMIXER 0x00000020 // Virtual Mixer
+#define VBANPING_TYPE_MATRIX 0x00000040 // MATRIX
+#define VBANPING_TYPE_DAW 0x00000080 // Workstation
+#define VBANPING_TYPE_SERVER 0x01000000 // VBAN SERVER
+
+#define VBANPING_FEATURE_AUDIO 0x00000001
+#define VBANPING_FEATURE_AOIP 0x00000002
+#define VBANPING_FEATURE_VOIP 0x00000004
+#define VBANPING_FEATURE_SERIAL 0x00000100
+#define VBANPING_FEATURE_MIDI 0x00000300
+#define VBANPING_FEATURE_FRAME 0x00001000
+#define VBANPING_FEATURE_TXT 0x00010000
+
+#pragma pack(1)
+typedef struct {
+    char vban[4];
+    uint8_t protocol_sample_rate_idx; // format_SR
+    uint8_t samples_per_frame; // format_nbs
+    uint8_t sample_channels; // format_nbc
+    uint8_t format_type; // format_bit
+    char streamname[16];
+    uint32_t frame_num; // nuFrame
+} VBANHeader;
+
+typedef union {
+    VBANHeader packet_data;
+    char raw_data[sizeof(VBANHeader)];
+} VBANHeaderUnion;
+
+typedef struct {
+    uint32_t bitType;
+    uint32_t bitfeature;
+    uint32_t bitfeatureEx;
+    uint32_t PreferredRate;
+    uint32_t MinRate;
+    uint32_t MaxRate;
+    uint32_t colorRGB;
+    uint8_t nVersion[4];
+
+    char GPS_Position[8];
+    char USER_Position[8];
+    char LangCode_ascii[8];
+    char reserved_ascii[8];
+
+    char reservedEx[64];
+    char DistantIP_ascii[32];
+    uint16_t DistantPort;
+    uint16_t DistantReserved;
+
+    char DeviceName_ascii[64];
+    char ManufacturerName_ascii[64];
+    char ApplicationName_ascii[64];
+    char HostName_ascii[64];
+    char UserName_utf8[128];
+    char UserComment_utf8[128];
+} VBANPing0Data;
+
+typedef union {
+    VBANPing0Data data;
+    char raw_data[sizeof(VBANPing0Data)];
+} VBANPing0DataUnion;
+#pragma pack()