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Windows CE patches contributed by Rainer Loritz

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--HG--
extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/trunk%4037
This commit is contained in:
Sam Lantinga 2001-05-23 23:35:10 +00:00
parent 09112109c3
commit a95fb10027
11 changed files with 413 additions and 63 deletions
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32
src/audio/windib/SDL_dibaudio.c
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@ -37,6 +37,9 @@ static char rcsid =
#include "SDL_timer.h"
#include "SDL_audio_c.h"
#include "SDL_dibaudio.h"
#if defined(_WIN32_WCE) && (_WIN32_WCE < 300)
#include "win_ce_semaphore.h"
#endif
/* Audio driver functions */
@ -112,18 +115,33 @@ static void CALLBACK FillSound(HWAVEOUT hwo, UINT uMsg, DWORD dwInstance,
return;
/* Signal that we are done playing a buffer */
#if defined(_WIN32_WCE) && (_WIN32_WCE < 300)
ReleaseSemaphoreCE(audio_sem, 1, NULL);
#else
ReleaseSemaphore(audio_sem, 1, NULL);
#endif
}
static void SetMMerror(char *function, MMRESULT code)
{
int len;
char errbuf[MAXERRORLENGTH];
#ifdef _WIN32_WCE
wchar_t werrbuf[MAXERRORLENGTH];
#endif
sprintf(errbuf, "%s: ", function);
len = strlen(errbuf);
#ifdef _WIN32_WCE
/* UNICODE version */
waveOutGetErrorText(code, werrbuf, MAXERRORLENGTH-len);
WideCharToMultiByte(CP_ACP,0,werrbuf,-1,errbuf+len,MAXERRORLENGTH-len,NULL,NULL);
#else
waveOutGetErrorText(code, errbuf+len, MAXERRORLENGTH-len);
SDL_SetError("%s", errbuf);
#endif
SDL_SetError("%s",errbuf);
}
/* Set high priority for the audio thread */
@ -135,7 +153,11 @@ static void DIB_ThreadInit(_THIS)
void DIB_WaitAudio(_THIS)
{
/* Wait for an audio chunk to finish */
#if defined(_WIN32_WCE) && (_WIN32_WCE < 300)
WaitForSemaphoreCE(audio_sem, INFINITE);
#else
WaitForSingleObject(audio_sem, INFINITE);
#endif
}
Uint8 *DIB_GetAudioBuf(_THIS)
@ -176,7 +198,11 @@ void DIB_CloseAudio(_THIS)
/* Close up audio */
if ( audio_sem ) {
#if defined(_WIN32_WCE) && (_WIN32_WCE < 300)
CloseSynchHandle(audio_sem);
#else
CloseHandle(audio_sem);
#endif
}
if ( sound ) {
waveOutClose(sound);
@ -267,7 +293,11 @@ int DIB_OpenAudio(_THIS, SDL_AudioSpec *spec)
#endif
/* Create the audio buffer semaphore */
#if defined(_WIN32_WCE) && (_WIN32_WCE < 300)
audio_sem = CreateSemaphoreCE(NULL, NUM_BUFFERS-1, NUM_BUFFERS, NULL);
#else
audio_sem = CreateSemaphore(NULL, NUM_BUFFERS-1, NUM_BUFFERS, NULL);
#endif
if ( audio_sem == NULL ) {
SDL_SetError("Couldn't create semaphore");
return(-1);