gain full implemented
这个提交包含在：
Eray Arslan
父节点
d6bcde04a6
当前提交
8b521ae877
157
bladerf.go
157
bladerf.go
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@ -25,7 +25,7 @@ func cbGo(dev *C.struct_bladerf,
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cb := (*Callback)(userData)
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for i := 0; i < 4096; i++ {
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for i := 0; i < cb.bufferSize; i++ {
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cb.results = append(
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cb.results,
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int16(*((*C.int16_t)(unsafe.Pointer(uintptr(samples) + (size * uintptr(i)))))),
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@ -35,7 +35,7 @@ func cbGo(dev *C.struct_bladerf,
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cb.cb(cb.results)
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cb.results = nil
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return C.malloc(C.size_t(size * 4096 * 2 * 1))
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return C.malloc(C.size_t(size * cb.bufferSize * 2 * 1))
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}
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type GainMode int
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@ -168,6 +168,10 @@ type DevInfo struct {
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type Range struct {
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bfRange *C.struct_bladerf_range
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min int64
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max int64
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step int64
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scale float64
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}
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type BladeRF struct {
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@ -182,6 +186,12 @@ type Stream struct {
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stream *C.struct_bladerf_stream
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}
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type GainModes struct {
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gainModes *C.struct_bladerf_gain_modes
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name string
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mode GainMode
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}
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func GetVersion() Version {
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var version C.struct_bladerf_version
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C.bladerf_version(&version)
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@ -338,6 +348,28 @@ func SetGain(bladeRF *BladeRF, module IOModule, gain int) error {
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return GetError(C.bladerf_set_gain((*bladeRF).bladeRF, C.bladerf_module(module), C.int(gain)))
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}
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func GetGain(bladeRF *BladeRF, module IOModule) (int, error) {
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var gain C.bladerf_gain
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err := GetError(C.bladerf_get_gain((*bladeRF).bladeRF, C.bladerf_module(module), &gain))
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if err == nil {
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return int(gain), nil
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}
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return int(gain), err
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}
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func GetGainStage(bladeRF *BladeRF, module IOModule, stage string) (int, error) {
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val := C.CString(stage)
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defer C.free(unsafe.Pointer(val))
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var gain C.bladerf_gain
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err := GetError(C.bladerf_get_gain_stage((*bladeRF).bladeRF, C.bladerf_module(module), val, &gain))
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if err == nil {
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return int(gain), nil
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}
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return int(gain), err
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}
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func GetGainMode(bladeRF *BladeRF, module IOModule) (GainMode, error) {
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var mode C.bladerf_gain_mode
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@ -347,7 +379,119 @@ func GetGainMode(bladeRF *BladeRF, module IOModule) (GainMode, error) {
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return result, nil
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}
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return -1, err
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return result, err
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}
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func SetGainStage(bladeRF *BladeRF, module IOModule, stage string, gain int) error {
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val := C.CString(stage)
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defer C.free(unsafe.Pointer(val))
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return GetError(C.bladerf_set_gain_stage((*bladeRF).bladeRF, C.bladerf_module(module), val, C.int(gain)))
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}
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func GetGainStageRange(bladeRF *BladeRF, module IOModule, stage string) (Range, error) {
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var bfRange *C.struct_bladerf_range
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val := C.CString(stage)
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defer C.free(unsafe.Pointer(val))
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err := GetError(C.bladerf_get_gain_stage_range((*bladeRF).bladeRF, C.bladerf_module(module), val, &bfRange))
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if err == nil {
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return Range{
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bfRange: bfRange,
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min: int64(bfRange.min),
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max: int64(bfRange.max),
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step: int64(bfRange.step),
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scale: float64(bfRange.scale),
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}, nil
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}
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return Range{}, err
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}
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func GetGainRange(bladeRF *BladeRF, module IOModule) (Range, error) {
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var bfRange *C.struct_bladerf_range
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err := GetError(C.bladerf_get_gain_range((*bladeRF).bladeRF, C.bladerf_module(module), &bfRange))
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if err == nil {
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return Range{
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bfRange: bfRange,
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min: int64(bfRange.min),
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max: int64(bfRange.max),
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step: int64(bfRange.step),
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scale: float64(bfRange.scale),
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}, nil
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}
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return Range{}, err
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}
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func GetNumberOfGainStages(bladeRF *BladeRF, module IOModule) int {
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count := int(C.bladerf_get_gain_stages((*bladeRF).bladeRF, C.bladerf_module(module), nil, 0))
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if count < 1 {
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return 0
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}
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return count
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}
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func GetGainStages(bladeRF *BladeRF, module IOModule) []string {
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var stage *C.char
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var stages []string
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count := int(C.bladerf_get_gain_stages(
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(*bladeRF).bladeRF,
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C.bladerf_module(module),
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&stage,
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C.ulong(GetNumberOfGainStages(bladeRF, module))),
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)
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if count < 1 {
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return stages
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}
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first := C.GoString(stage)
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stages = append(stages, first)
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for i := 0; i < count-1; i++ {
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size := unsafe.Sizeof(*stage)
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stage = (*C.char)(unsafe.Pointer(uintptr(unsafe.Pointer(stage)) + size))
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stages = append(stages, C.GoString(stage))
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}
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return stages
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}
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func GetGainModes(bladeRF *BladeRF, module IOModule) []GainModes {
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var gainMode *C.struct_bladerf_gain_modes
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var gainModes []GainModes
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count := int(C.bladerf_get_gain_modes((*bladeRF).bladeRF, C.bladerf_module(module), &gainMode))
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if count < 1 {
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return gainModes
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}
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first := GainModes{
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gainModes: gainMode,
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name: C.GoString(gainMode.name),
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mode: GainMode(gainMode.mode),
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}
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gainModes = append(gainModes, first)
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for i := 0; i < count-1; i++ {
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size := unsafe.Sizeof(*gainMode)
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gainMode = (*C.struct_bladerf_gain_modes)(unsafe.Pointer(uintptr(unsafe.Pointer(gainMode)) + size))
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gainModes = append(gainModes, GainModes{
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gainModes: gainMode,
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name: C.GoString(gainMode.name),
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mode: GainMode(gainMode.mode),
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})
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}
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return gainModes
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}
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func SetGainMode(bladeRF *BladeRF, module IOModule, mode GainMode) error {
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@ -386,8 +530,9 @@ func SyncRX(bladeRF *BladeRF, bufferSize uintptr) []int16 {
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}
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type Callback struct {
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cb func(data []int16)
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results []int16
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cb func(data []int16)
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results []int16
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bufferSize int
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}
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func InitStream(bladeRF *BladeRF, format Format, numBuffers int, samplesPerBuffer int, numTransfers int, callback func(data []int16)) *Stream {
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@ -398,7 +543,7 @@ func InitStream(bladeRF *BladeRF, format Format, numBuffers int, samplesPerBuffe
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var res []int16
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cb := Callback{cb: callback, results: res}
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cb := Callback{cb: callback, results: res, bufferSize: samplesPerBuffer}
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C.bladerf_init_stream(
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&((stream).stream),
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@ -19,6 +19,11 @@ var audioFifo = fifo.NewQueue()
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var demodulator demodcore.DemodCore
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/*
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RX Gain Stage names: lna, rxvga1, rxvga2
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TX Gain Stage names: txvga1, txvga2
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*/
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func ProcessAudio(out []float32) {
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if audioFifo.Len() > 0 {
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var z = audioFifo.Next().([]float32)
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@ -62,6 +67,27 @@ func TestBladeRF(t *testing.T) {
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Close(rf)
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}
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func TestSetGainStage(t *testing.T) {
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log.SetVerbosity(log.Debug)
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devices := GetDeviceList()
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if len(devices) == 0 {
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fmt.Println("NO DEVICE")
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return
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}
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rf := OpenWithDevInfo(devices[0])
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defer Close(rf)
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stages := GetGainStages(&rf, IORX)
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fmt.Println(len(stages))
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bfRange, _ := GetGainStageRange(&rf, IORX, stages[0])
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_ = SetGainStage(&rf, IORX, stages[0], int(bfRange.max))
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gain, _ := GetGainStage(&rf, IORX, stages[0])
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fmt.Println(gain)
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}
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func TestStream(t *testing.T) {
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var err error
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@ -159,6 +185,39 @@ func cb(data []int16) {
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}
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}
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func TestGetGainModes(t *testing.T) {
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log.SetVerbosity(log.Debug)
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devices := GetDeviceList()
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if len(devices) == 0 {
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fmt.Println("NO DEVICE")
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return
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}
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rf := OpenWithDevInfo(devices[0])
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defer Close(rf)
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GetGainModes(&rf, IORX)
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}
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func TestGetGainRange(t *testing.T) {
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log.SetVerbosity(log.Debug)
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devices := GetDeviceList()
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if len(devices) == 0 {
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fmt.Println("NO DEVICE")
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return
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}
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rf := OpenWithDevInfo(devices[0])
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defer Close(rf)
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bfRange, _ := GetGainRange(&rf, IORX)
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fmt.Println(bfRange.max)
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}
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func TestAsyncStream(t *testing.T) {
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log.SetVerbosity(log.Debug)
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