mirror of https://github.com/saitohirga/WSJT-X.git
260 lines
7.9 KiB
C++
260 lines
7.9 KiB
C++
#include <stdio.h>
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#define MAXDEVICES 100
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#include <string.h>
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#include <portaudio.h>
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#include <QDebug>
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//------------------------------------------------------- pa_get_device_info
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int pa_get_device_info (int n,
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void *pa_device_name,
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void *pa_device_hostapi,
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double *pa_device_max_speed,
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double *pa_device_min_speed,
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int *pa_device_max_bytes,
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int *pa_device_min_bytes,
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int *pa_device_max_channels,
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int *pa_device_min_channels )
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{
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(void) n ;
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(void) pa_device_name;
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(void) pa_device_hostapi;
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(void) pa_device_max_speed;
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(void) pa_device_min_speed;
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(void) pa_device_max_bytes;
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(void) pa_device_min_bytes;
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(void) pa_device_max_channels;
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(void) pa_device_min_channels;
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const PaDeviceInfo *deviceInfo;
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PaError pa_err;
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PaStreamParameters inputParameters;
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int i,j, speed_warning;
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int minBytes, maxBytes;
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double maxStandardSampleRate;
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double minStandardSampleRate;
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int minInputChannels;
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int maxInputChannels;
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// negative terminated list
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static double standardSampleRates[] = {8000.0, 9600.0,
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11025.0, 12000.0, 16000.0, 22050.0, 24000.0, 32000.0,
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44100.0, 48000.0, 88200.0, 96000.0, 192000.0, -1};
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// *******************************************************
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*pa_device_max_speed=0;
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*pa_device_min_speed=0;
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*pa_device_max_bytes=0;
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*pa_device_min_bytes=0;
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*pa_device_max_channels=0;
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*pa_device_min_channels=0;
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minInputChannels=0;
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if(n >= Pa_GetDeviceCount() ) return -1;
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deviceInfo = Pa_GetDeviceInfo(n);
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if (deviceInfo->maxInputChannels==0) return -1;
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sprintf((char*)(pa_device_name),"%s",deviceInfo->name);
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sprintf((char*)(pa_device_hostapi),"%s",
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Pa_GetHostApiInfo( deviceInfo->hostApi )->name);
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speed_warning=0;
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// bypass bug in Juli@ ASIO driver:
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// this driver hangs after a Pa_IsFormatSupported call
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i = strncmp(deviceInfo->name, "ASIO 2.0 - ESI Juli@", 19);
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if (i == 0) {
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minStandardSampleRate=44100;
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maxStandardSampleRate=192000;
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minBytes=1;
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maxBytes=4;
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maxInputChannels= deviceInfo->maxInputChannels;
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minInputChannels= 1;
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goto end_pa_get_device_info;
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}
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// Investigate device capabilities.
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// Check min and max samplerates with 16 bit data.
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maxStandardSampleRate=0;
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minStandardSampleRate=0;
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inputParameters.device = n;
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inputParameters.channelCount = deviceInfo->maxInputChannels;
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inputParameters.sampleFormat = paInt16;
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inputParameters.suggestedLatency = 0;
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inputParameters.hostApiSpecificStreamInfo = NULL;
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// ************************************************************************
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//filter for portaudio Windows hostapi's with non experts.
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//only allow ASIO or WASAPI or WDM-KS
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i = strncmp(Pa_GetHostApiInfo(deviceInfo->hostApi)->name, "ASIO", 4);
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if (i==0 ) goto end_filter_hostapi;
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i = strncmp(Pa_GetHostApiInfo(deviceInfo->hostApi)->name,
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"Windows WASAPI", 14);
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if (i==0 ) goto end_filter_hostapi;
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i = strncmp(Pa_GetHostApiInfo(deviceInfo->hostApi)->name,
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"Windows WDM-KS", 14);
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if (i==0 ) goto end_filter_hostapi;
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speed_warning=1;
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end_filter_hostapi:;
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// ************************************************************************
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i=0;
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while(standardSampleRates[i] > 0 && minStandardSampleRate==0) {
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pa_err=Pa_IsFormatSupported(&inputParameters, NULL,
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standardSampleRates[i] );
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if(pa_err == paDeviceUnavailable) return -1;
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if(pa_err == paInvalidDevice) return -1;
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if(pa_err == paFormatIsSupported ) {
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minStandardSampleRate=standardSampleRates[i];
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}
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i++;
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}
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if(minStandardSampleRate == 0) return -1;
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j=i;
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while(standardSampleRates[i] > 0 ) i++;
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i--;
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while(i >= j && maxStandardSampleRate==0) {
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pa_err=Pa_IsFormatSupported(&inputParameters, NULL,
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standardSampleRates[i] );
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if(pa_err == paDeviceUnavailable) return -1;
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if(pa_err == paInvalidDevice) return -1;
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if( pa_err == paFormatIsSupported ) {
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maxStandardSampleRate=standardSampleRates[i];
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}
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i--;
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}
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// check if min SampleRate = max SampleRate
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if(maxStandardSampleRate==0 && (minStandardSampleRate != 0)) {
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maxStandardSampleRate= minStandardSampleRate;
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}
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// check min and max bytes
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minBytes=2;
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maxBytes=2;
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inputParameters.sampleFormat = paUInt8;
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pa_err=Pa_IsFormatSupported(&inputParameters, NULL,
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maxStandardSampleRate );
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if( pa_err == paFormatIsSupported ) {
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minBytes=1;
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}
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inputParameters.sampleFormat = paInt32;
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pa_err=Pa_IsFormatSupported(&inputParameters, NULL,
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maxStandardSampleRate );
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if( pa_err == paFormatIsSupported ) {
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maxBytes=4;
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}
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// check min channel count
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maxInputChannels= deviceInfo->maxInputChannels;
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inputParameters.channelCount = 1;
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inputParameters.sampleFormat = paInt16;
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pa_err=paFormatIsSupported+32000;
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while(pa_err != paFormatIsSupported &&
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( inputParameters.channelCount < (maxInputChannels+1)) ) {
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pa_err=Pa_IsFormatSupported(&inputParameters, NULL,
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maxStandardSampleRate );
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inputParameters.channelCount++;
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}
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if( pa_err == paFormatIsSupported ) {
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minInputChannels=inputParameters.channelCount-1;
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} else {
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return -1;
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}
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end_pa_get_device_info:;
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*pa_device_max_speed=maxStandardSampleRate;
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*pa_device_min_speed=minStandardSampleRate;
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*pa_device_max_bytes=maxBytes;
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*pa_device_min_bytes=minBytes;
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*pa_device_max_channels= maxInputChannels;
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*pa_device_min_channels= minInputChannels;
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return speed_warning;
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}
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void paInputDevice(int id, char* hostAPI_DeviceName, int* minChan,
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int* maxChan, int* minSpeed, int* maxSpeed)
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{
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int i;
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char pa_device_name[128];
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char pa_device_hostapi[128];
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double pa_device_max_speed;
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double pa_device_min_speed;
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int pa_device_max_bytes;
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int pa_device_min_bytes;
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int pa_device_max_channels;
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int pa_device_min_channels;
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char p2[256];
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char *p,*p1;
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static int iret, valid_dev_cnt;
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iret=pa_get_device_info (id,
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&pa_device_name,
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&pa_device_hostapi,
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&pa_device_max_speed,
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&pa_device_min_speed,
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&pa_device_max_bytes,
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&pa_device_min_bytes,
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&pa_device_max_channels,
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&pa_device_min_channels);
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if (iret >= 0 ) {
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valid_dev_cnt++;
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p1=(char*)"";
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p=strstr(pa_device_hostapi,"MME");
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if(p!=NULL) p1=(char*)"MME";
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p=strstr(pa_device_hostapi,"Direct");
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if(p!=NULL) p1=(char*)"DirectX";
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p=strstr(pa_device_hostapi,"WASAPI");
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if(p!=NULL) p1=(char*)"WASAPI";
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p=strstr(pa_device_hostapi,"ASIO");
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if(p!=NULL) p1=(char*)"ASIO";
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p=strstr(pa_device_hostapi,"WDM-KS");
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if(p!=NULL) p1=(char*)"WDM-KS";
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sprintf(p2,"%-8s %-39s",p1,pa_device_name);
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for(i=0; i<50; i++) {
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hostAPI_DeviceName[i]=p2[i];
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if(p2[i]==0) break;
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}
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*minChan=pa_device_min_channels;
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*maxChan=pa_device_max_channels;
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*minSpeed=(int)pa_device_min_speed;
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*maxSpeed=(int)pa_device_max_speed;
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} else {
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for(i=0; i<50; i++) {
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hostAPI_DeviceName[i]=0;
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}
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*minChan=0;
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*maxChan=0;
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*minSpeed=0;
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*maxSpeed=0;
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}
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}
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void getDev(int* numDevices0, char hostAPI_DeviceName[][50],
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int minChan[], int maxChan[],
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int minSpeed[], int maxSpeed[])
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{
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int i,id,numDevices;
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int minch,maxch,minsp,maxsp;
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char apidev[256];
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numDevices=Pa_GetDeviceCount();
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*numDevices0=numDevices;
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for(id=0; id<numDevices; id++) {
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paInputDevice(id,apidev,&minch,&maxch,&minsp,&maxsp);
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for(i=0; i<50; i++) {
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hostAPI_DeviceName[id][i]=apidev[i];
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}
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hostAPI_DeviceName[id][49]=0;
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minChan[id]=minch;
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maxChan[id]=maxch;
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minSpeed[id]=minsp;
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maxSpeed[id]=maxsp;
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}
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}
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