mirror of https://github.com/n7tae/tcd.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
104 lines
3.0 KiB
104 lines
3.0 KiB
#pragma once
|
|
|
|
// tcd - a hybid transcoder using DVSI hardware and Codec2 software
|
|
// Copyright © 2022 Thomas A. Early N7TAE
|
|
|
|
// This program is free software: you can redistribute it and/or modify
|
|
// it under the terms of the GNU General Public License as published by
|
|
// the Free Software Foundation, either version 3 of the License, or
|
|
// (at your option) any later version.
|
|
|
|
// This program is distributed in the hope that it will be useful,
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
// GNU General Public License for more details.
|
|
|
|
// You should have received a copy of the GNU General Public License
|
|
// along with this program. If not, see <https://www.gnu.org/licenses/>.
|
|
|
|
#include <cstdint>
|
|
|
|
#define USB3XXX_MAXPACKETSIZE 1024 // must be multiple of 64
|
|
|
|
#define PKT_HEADER 0x61
|
|
|
|
#define PKT_CONTROL 0x00
|
|
#define PKT_CHANNEL 0x01
|
|
#define PKT_SPEECH 0x02
|
|
|
|
#define PKT_SPEECHD 0x00
|
|
#define PKT_CHAND 0x01
|
|
#define PKT_RATET 0x09
|
|
#define PKT_INIT 0x0b
|
|
#define PKT_PRODID 0x30
|
|
#define PKT_VERSTRING 0x31
|
|
#define PKT_PARITYBYTE 0x2f
|
|
#define PKT_RESET 0x33
|
|
#define PKT_READY 0x39
|
|
#define PKT_CHANNEL0 0x40
|
|
#define PKT_CHANNEL1 0x41
|
|
#define PKT_CHANNEL2 0x42
|
|
#define PKT_PARITYMODE 0x3f
|
|
#define PKT_ECMODE 0x05
|
|
#define PKT_DCMODE 0x06
|
|
#define PKT_COMPAND 0x32
|
|
#define PKT_RATEP 0x0a
|
|
#define PKT_CHANFMT 0x15
|
|
#define PKT_SPCHFMT 0x16
|
|
#define PKT_GAIN 0x4b
|
|
|
|
#define packet_size(a) int(4 + ntohs((a).header.payload_length))
|
|
|
|
#pragma pack(push, 1)
|
|
struct dv_packet_tag {
|
|
uint8_t start_byte;
|
|
struct {
|
|
uint16_t payload_length;
|
|
uint8_t packet_type;
|
|
} header;
|
|
uint8_t field_id; // for audio and ambe, this is channel# 0x40U, 0x41U or 0x42U
|
|
union {
|
|
struct {
|
|
union {
|
|
char prodid[16];
|
|
uint8_t paritymode[3];
|
|
char version[48];
|
|
uint8_t resp[15]; // for the codec config response, ECMODE, DCMODE, RATEP, CHANFMT, SPCHFMT, GAIN and INIT
|
|
} data;
|
|
} ctrl;
|
|
struct {
|
|
uint8_t ecmode[3];
|
|
uint8_t dcmode[3];
|
|
uint8_t ratep[13];
|
|
uint8_t chfmt[3];
|
|
uint8_t spfmt[3];
|
|
uint8_t gain[3];
|
|
uint8_t init[2];
|
|
} codec;
|
|
struct {
|
|
uint8_t speechd; // 0
|
|
uint8_t num_samples; // 160
|
|
int16_t samples[160]; // 4 + 1 + 2 + 320 = 327 byte
|
|
} audio;
|
|
struct {
|
|
uint8_t chand; // 1
|
|
uint8_t num_bits; // 72 (9 bytes)
|
|
uint8_t data[9]; // 4 + 1 + 2 + 9 = 16 bytes
|
|
} ambe;
|
|
struct {
|
|
uint8_t num_samples; // 160
|
|
int16_t samples[160]; // 4 + 1 + 2 + 320 = 327 byte
|
|
} audio3k;
|
|
struct {
|
|
uint8_t num_bits; // 72 (9 bytes)
|
|
uint8_t data[9]; // 4 + 1 + 2 + 9 = 16 bytes
|
|
} ambe3k;
|
|
} payload;
|
|
};
|
|
#pragma pack(pop)
|
|
|
|
using SDV_Packet = struct dv_packet_tag;
|
|
|
|
enum class Encoding { dstar, dmrsf };
|
|
enum class Edvtype { dv3000, dv3003 };
|