Mirrors/winamp
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Initial community commit

Browse source
This commit is contained in:
Jef 2024-09-24 14:54:57 +02:00
parent 537bcbc862
commit fc06254474
16440 changed files with 4239995 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

113
Src/Plugins/Input/in_linein/audio.cpp Normal file
View file

@ -0,0 +1,113 @@
#include <windows.h>
#include "Audio.h"
#include "main.h"
#pragma intrinsic(memcpy, memset)
static int start_clock,paused;
static HWAVEIN hWaveIn;
static unsigned short data_latest[576*2];
static unsigned short data_buffers[2][576*2];
static WAVEHDR wave_hdrs[2];
static HANDLE hThread;
static int done;
static int Thread(int *a);
static int a_v=128, a_p=0;
int initted;
int audioInit(int sample)
{
int x;
WAVEFORMATEX wft;
int threadid;
start_clock=GetTickCount();
paused=0;
if (!sample) return initted=0;
wft.wFormatTag = WAVE_FORMAT_PCM;
wft.nChannels = 2;
wft.nSamplesPerSec = 44100;
wft.nBlockAlign = 2*2;
wft.nAvgBytesPerSec = wft.nSamplesPerSec*wft.nBlockAlign;
wft.wBitsPerSample = 16;
wft.cbSize = 0;
if (waveInOpen(&hWaveIn,WAVE_MAPPER,&wft,0,0,0) != MMSYSERR_NOERROR)
{
return 1;
}
for (x = 0; x < 2; x ++)
{
memset(&wave_hdrs[x],0,sizeof(wave_hdrs[x]));
wave_hdrs[x].lpData = (char *) data_buffers[x];
wave_hdrs[x].dwBufferLength = 576*2*sizeof(short);
waveInPrepareHeader(hWaveIn,&wave_hdrs[x],sizeof(wave_hdrs[0]));
waveInAddBuffer(hWaveIn,&wave_hdrs[x],sizeof(wave_hdrs[0]));
}
initted=1;
done=0;
waveInStart(hWaveIn);
hThread = CreateThread(NULL,0,(unsigned long (__stdcall *)(void*)) Thread,&done,0,(unsigned long *)&threadid);
//SetThreadPriority(hThread,THREAD_PRIORITY_HIGHEST);
return 0;
}
void audioPause(int s)
{
if (s)
{
if (!paused)
{
paused=1;
if (initted) waveInStop(hWaveIn);
start_clock = GetTickCount()-start_clock;
}
}
else
{
if (paused)
{
if (initted) waveInStart(hWaveIn);
start_clock=GetTickCount()-start_clock;
paused=0;
}
}
}
void audioQuit()
{
if (!initted) return;
done=1;
WaitForSingleObject(hThread,INFINITE);
waveInStop(hWaveIn);
waveInReset(hWaveIn);
while (waveInClose(hWaveIn) == WAVERR_STILLPLAYING) Sleep(10);
CloseHandle(hThread);
}
int audioGetPos()
{
if (paused) return start_clock;
return GetTickCount()-start_clock;
}
void audioSetPos(int ms)
{
start_clock = GetTickCount()-ms;
}
static int Thread(int *a)
{
int w;
while (!*a)
{
Sleep(10);
if (wave_hdrs[0].dwFlags & WHDR_DONE) w=0;
else if (wave_hdrs[1].dwFlags & WHDR_DONE) w=1;
else continue;
memcpy(data_latest,wave_hdrs[w].lpData,576*2*sizeof(short));
wave_hdrs[w].dwFlags=WHDR_PREPARED;
waveInAddBuffer(hWaveIn,&wave_hdrs[w],sizeof(wave_hdrs[0]));
// memset(data_latest,0,576*2*sizeof(short));
line.VSAAddPCMData(data_latest,2,16,0);
line.SAAddPCMData(data_latest,2,16,0);
}
return 0;
}