diff options
Diffstat (limited to 'src/win32/win_snd.c')
-rw-r--r-- | src/win32/win_snd.c | 389 |
1 files changed, 0 insertions, 389 deletions
diff --git a/src/win32/win_snd.c b/src/win32/win_snd.c deleted file mode 100644 index 184c0324..00000000 --- a/src/win32/win_snd.c +++ /dev/null @@ -1,389 +0,0 @@ -/* -=========================================================================== -Copyright (C) 1999-2005 Id Software, Inc. -Copyright (C) 2000-2006 Tim Angus - -This file is part of Tremulous. - -Tremulous 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. - -Tremulous 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 Tremulous; 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 (); - } -} - - |