diff options
Diffstat (limited to 'code/win32/win_snd.c')
| -rw-r--r-- | code/win32/win_snd.c | 388 | 
1 files changed, 0 insertions, 388 deletions
| diff --git a/code/win32/win_snd.c b/code/win32/win_snd.c deleted file mode 100644 index 28c4318..0000000 --- a/code/win32/win_snd.c +++ /dev/null @@ -1,388 +0,0 @@ -/* -=========================================================================== -Copyright (C) 1999-2005 Id Software, Inc. - -This file is part of Quake III Arena source code. - -Quake III Arena source code 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 2 of the License, -or (at your option) any later version. - -Quake III Arena source code 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 Quake III Arena source code; if not, write to the Free Software -Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA -=========================================================================== -*/ -#include <float.h> - -#include "../client/snd_local.h" -#include "win_local.h" - -HRESULT (WINAPI *pDirectSoundCreate)(GUID FAR *lpGUID, LPDIRECTSOUND FAR *lplpDS, IUnknown FAR *pUnkOuter); -#define iDirectSoundCreate(a,b,c)	pDirectSoundCreate(a,b,c) - -#define SECONDARY_BUFFER_SIZE	0x10000 - - -static qboolean	dsound_init; -static int		sample16; -static DWORD	gSndBufSize; -static DWORD	locksize; -static LPDIRECTSOUND pDS; -static LPDIRECTSOUNDBUFFER pDSBuf, pDSPBuf; -static HINSTANCE hInstDS; - - -static const char *DSoundError( int error ) { -	switch ( error ) { -	case DSERR_BUFFERLOST: -		return "DSERR_BUFFERLOST"; -	case DSERR_INVALIDCALL: -		return "DSERR_INVALIDCALLS"; -	case DSERR_INVALIDPARAM: -		return "DSERR_INVALIDPARAM"; -	case DSERR_PRIOLEVELNEEDED: -		return "DSERR_PRIOLEVELNEEDED"; -	} - -	return "unknown"; -} - -/* -================== -SNDDMA_Shutdown -================== -*/ -void SNDDMA_Shutdown( void ) { -	Com_DPrintf( "Shutting down sound system\n" ); - -	if ( pDS ) { -		Com_DPrintf( "Destroying DS buffers\n" ); -		if ( pDS ) -		{ -			Com_DPrintf( "...setting NORMAL coop level\n" ); -			pDS->lpVtbl->SetCooperativeLevel( pDS, g_wv.hWnd, DSSCL_PRIORITY ); -		} - -		if ( pDSBuf ) -		{ -			Com_DPrintf( "...stopping and releasing sound buffer\n" ); -			pDSBuf->lpVtbl->Stop( pDSBuf ); -			pDSBuf->lpVtbl->Release( pDSBuf ); -		} - -		// only release primary buffer if it's not also the mixing buffer we just released -		if ( pDSPBuf && ( pDSBuf != pDSPBuf ) ) -		{ -			Com_DPrintf( "...releasing primary buffer\n" ); -			pDSPBuf->lpVtbl->Release( pDSPBuf ); -		} -		pDSBuf = NULL; -		pDSPBuf = NULL; - -		dma.buffer = NULL; - -		Com_DPrintf( "...releasing DS object\n" ); -		pDS->lpVtbl->Release( pDS ); -	} - -	if ( hInstDS ) { -		Com_DPrintf( "...freeing DSOUND.DLL\n" ); -		FreeLibrary( hInstDS ); -		hInstDS = NULL; -	} - -	pDS = NULL; -	pDSBuf = NULL; -	pDSPBuf = NULL; -	dsound_init = qfalse; -	memset ((void *)&dma, 0, sizeof (dma)); -	CoUninitialize( ); -} - -/* -================== -SNDDMA_Init - -Initialize direct sound -Returns false if failed -================== -*/ -qboolean SNDDMA_Init(void) { - -	memset ((void *)&dma, 0, sizeof (dma)); -	dsound_init = 0; - -	CoInitialize(NULL); - -	if ( !SNDDMA_InitDS () ) { -		return qfalse; -	} - -	dsound_init = qtrue; - -	Com_DPrintf("Completed successfully\n" ); - -    return qtrue; -} - -#undef DEFINE_GUID - -#define DEFINE_GUID(name, l, w1, w2, b1, b2, b3, b4, b5, b6, b7, b8) \ -        const GUID name \ -                = { l, w1, w2, { b1, b2,  b3,  b4,  b5,  b6,  b7,  b8 } } - -// DirectSound Component GUID {47D4D946-62E8-11CF-93BC-444553540000} -DEFINE_GUID(CLSID_DirectSound, 0x47d4d946, 0x62e8, 0x11cf, 0x93, 0xbc, 0x44, 0x45, 0x53, 0x54, 0x0, 0x0); - -// DirectSound 8.0 Component GUID {3901CC3F-84B5-4FA4-BA35-AA8172B8A09B} -DEFINE_GUID(CLSID_DirectSound8, 0x3901cc3f, 0x84b5, 0x4fa4, 0xba, 0x35, 0xaa, 0x81, 0x72, 0xb8, 0xa0, 0x9b); - -DEFINE_GUID(IID_IDirectSound8, 0xC50A7E93, 0xF395, 0x4834, 0x9E, 0xF6, 0x7F, 0xA9, 0x9D, 0xE5, 0x09, 0x66); -DEFINE_GUID(IID_IDirectSound, 0x279AFA83, 0x4981, 0x11CE, 0xA5, 0x21, 0x00, 0x20, 0xAF, 0x0B, 0xE5, 0x60); - - -int SNDDMA_InitDS () -{ -	HRESULT			hresult; -	DSBUFFERDESC	dsbuf; -	DSBCAPS			dsbcaps; -	WAVEFORMATEX	format; -	int				use8; - -	Com_Printf( "Initializing DirectSound\n"); - -	use8 = 1; -    // Create IDirectSound using the primary sound device -    if( FAILED( hresult = CoCreateInstance(&CLSID_DirectSound8, NULL, CLSCTX_INPROC_SERVER, &IID_IDirectSound8, (void **)&pDS))) { -		use8 = 0; -	    if( FAILED( hresult = CoCreateInstance(&CLSID_DirectSound, NULL, CLSCTX_INPROC_SERVER, &IID_IDirectSound, (void **)&pDS))) { -			Com_Printf ("failed\n"); -			SNDDMA_Shutdown (); -			return qfalse; -		} -	} - -	hresult = pDS->lpVtbl->Initialize( pDS, NULL); - -	Com_DPrintf( "ok\n" ); - -	Com_DPrintf("...setting DSSCL_PRIORITY coop level: " ); - -	if ( DS_OK != pDS->lpVtbl->SetCooperativeLevel( pDS, g_wv.hWnd, DSSCL_PRIORITY ) )	{ -		Com_Printf ("failed\n"); -		SNDDMA_Shutdown (); -		return qfalse; -	} -	Com_DPrintf("ok\n" ); - - -	// create the secondary buffer we'll actually work with -	dma.channels = 2; -	dma.samplebits = 16; - -//	if (s_khz->integer == 44) -//		dma.speed = 44100; -//	else if (s_khz->integer == 22) -//		dma.speed = 22050; -//	else -//		dma.speed = 11025; - -	dma.speed = 22050; -	memset (&format, 0, sizeof(format)); -	format.wFormatTag = WAVE_FORMAT_PCM; -    format.nChannels = dma.channels; -    format.wBitsPerSample = dma.samplebits; -    format.nSamplesPerSec = dma.speed; -    format.nBlockAlign = format.nChannels * format.wBitsPerSample / 8; -    format.cbSize = 0; -    format.nAvgBytesPerSec = format.nSamplesPerSec*format.nBlockAlign;  - -	memset (&dsbuf, 0, sizeof(dsbuf)); -	dsbuf.dwSize = sizeof(DSBUFFERDESC); - -	// Micah: take advantage of 2D hardware.if available. -	dsbuf.dwFlags = DSBCAPS_LOCHARDWARE; -	if (use8) { -		dsbuf.dwFlags |= DSBCAPS_GETCURRENTPOSITION2; -	} -	dsbuf.dwBufferBytes = SECONDARY_BUFFER_SIZE; -	dsbuf.lpwfxFormat = &format; -	 -	memset(&dsbcaps, 0, sizeof(dsbcaps)); -	dsbcaps.dwSize = sizeof(dsbcaps); -	 -	Com_DPrintf( "...creating secondary buffer: " ); -	if (DS_OK == pDS->lpVtbl->CreateSoundBuffer(pDS, &dsbuf, &pDSBuf, NULL)) { -		Com_Printf( "locked hardware.  ok\n" ); -	} -	else { -		// Couldn't get hardware, fallback to software. -		dsbuf.dwFlags = DSBCAPS_LOCSOFTWARE; -		if (use8) { -			dsbuf.dwFlags |= DSBCAPS_GETCURRENTPOSITION2; -		} -		if (DS_OK != pDS->lpVtbl->CreateSoundBuffer(pDS, &dsbuf, &pDSBuf, NULL)) { -			Com_Printf( "failed\n" ); -			SNDDMA_Shutdown (); -			return qfalse; -		} -		Com_DPrintf( "forced to software.  ok\n" ); -	} -		 -	// Make sure mixer is active -	if ( DS_OK != pDSBuf->lpVtbl->Play(pDSBuf, 0, 0, DSBPLAY_LOOPING) ) { -		Com_Printf ("*** Looped sound play failed ***\n"); -		SNDDMA_Shutdown (); -		return qfalse; -	} - -	// get the returned buffer size -	if ( DS_OK != pDSBuf->lpVtbl->GetCaps (pDSBuf, &dsbcaps) ) { -		Com_Printf ("*** GetCaps failed ***\n"); -		SNDDMA_Shutdown (); -		return qfalse; -	} -	 -	gSndBufSize = dsbcaps.dwBufferBytes; - -	dma.channels = format.nChannels; -	dma.samplebits = format.wBitsPerSample; -	dma.speed = format.nSamplesPerSec; -	dma.samples = gSndBufSize/(dma.samplebits/8); -	dma.submission_chunk = 1; -	dma.buffer = NULL;			// must be locked first - -	sample16 = (dma.samplebits/8) - 1; - -	SNDDMA_BeginPainting (); -	if (dma.buffer) -		memset(dma.buffer, 0, dma.samples * dma.samplebits/8); -	SNDDMA_Submit (); -	return 1; -} -/* -============== -SNDDMA_GetDMAPos - -return the current sample position (in mono samples read) -inside the recirculating dma buffer, so the mixing code will know -how many sample are required to fill it up. -=============== -*/ -int SNDDMA_GetDMAPos( void ) { -	MMTIME	mmtime; -	int		s; -	DWORD	dwWrite; - -	if ( !dsound_init ) { -		return 0; -	} - -	mmtime.wType = TIME_SAMPLES; -	pDSBuf->lpVtbl->GetCurrentPosition(pDSBuf, &mmtime.u.sample, &dwWrite); - -	s = mmtime.u.sample; - -	s >>= sample16; - -	s &= (dma.samples-1); - -	return s; -} - -/* -============== -SNDDMA_BeginPainting - -Makes sure dma.buffer is valid -=============== -*/ -void SNDDMA_BeginPainting( void ) { -	int		reps; -	DWORD	dwSize2; -	DWORD	*pbuf, *pbuf2; -	HRESULT	hresult; -	DWORD	dwStatus; - -	if ( !pDSBuf ) { -		return; -	} - -	// if the buffer was lost or stopped, restore it and/or restart it -	if ( pDSBuf->lpVtbl->GetStatus (pDSBuf, &dwStatus) != DS_OK ) { -		Com_Printf ("Couldn't get sound buffer status\n"); -	} -	 -	if (dwStatus & DSBSTATUS_BUFFERLOST) -		pDSBuf->lpVtbl->Restore (pDSBuf); -	 -	if (!(dwStatus & DSBSTATUS_PLAYING)) -		pDSBuf->lpVtbl->Play(pDSBuf, 0, 0, DSBPLAY_LOOPING); - -	// lock the dsound buffer - -	reps = 0; -	dma.buffer = NULL; - -	while ((hresult = pDSBuf->lpVtbl->Lock(pDSBuf, 0, gSndBufSize, (LPVOID)&pbuf, &locksize,  -								   (LPVOID)&pbuf2, &dwSize2, 0)) != DS_OK) -	{ -		if (hresult != DSERR_BUFFERLOST) -		{ -			Com_Printf( "SNDDMA_BeginPainting: Lock failed with error '%s'\n", DSoundError( hresult ) ); -			S_Shutdown (); -			return; -		} -		else -		{ -			pDSBuf->lpVtbl->Restore( pDSBuf ); -		} - -		if (++reps > 2) -			return; -	} -	dma.buffer = (unsigned char *)pbuf; -} - -/* -============== -SNDDMA_Submit - -Send sound to device if buffer isn't really the dma buffer -Also unlocks the dsound buffer -=============== -*/ -void SNDDMA_Submit( void ) { -    // unlock the dsound buffer -	if ( pDSBuf ) { -		pDSBuf->lpVtbl->Unlock(pDSBuf, dma.buffer, locksize, NULL, 0); -	} -} - - -/* -================= -SNDDMA_Activate - -When we change windows we need to do this -================= -*/ -void SNDDMA_Activate( void ) { -	if ( !pDS ) { -		return; -	} - -	if ( DS_OK != pDS->lpVtbl->SetCooperativeLevel( pDS, g_wv.hWnd, DSSCL_PRIORITY ) )	{ -		Com_Printf ("sound SetCooperativeLevel failed\n"); -		SNDDMA_Shutdown (); -	} -} - - | 
