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(svn r16784) -Fix: Audio playback rate was fixed at 11025Hz regardless of the rate specified to the audio driver, resulting in incorrect playback speed. It is still preferable to use 11025Hz output rate if possible as OpenTTD's sample rate converter is very low quality.

release/1.0
peter1138 2009-07-10 18:22:04 +00:00
parent 1c1b6da4a3
commit c654dedb28
6 changed files with 6 additions and 3 deletions

View File

@ -26,7 +26,7 @@ struct MixerChannel {
};
static MixerChannel _channels[8];
static uint32 _play_rate;
static uint32 _play_rate = 11025;
/**
* The theoretical maximum volume for a single sound sample. Multiple sound

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@ -18,7 +18,6 @@
#include "fontcache.h"
#include "gfxinit.h"
#include "gui.h"
#include "mixer.h"
#include "sound_func.h"
#include "window_func.h"
@ -584,7 +583,6 @@ int ttd_main(int argc, char *argv[])
/* Sample catalogue */
DEBUG(misc, 1, "Loading sound effects...");
MxInitialize(11025);
SoundInitialize("sample.cat");
/* Initialize FreeType */

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@ -58,6 +58,7 @@ const char *SoundDriver_Allegro::Start(const char * const *parm)
}
_stream = play_audio_stream(BUFFER_SIZE, 16, true, 11025, 255, 128);
MxInitialize(11025);
return NULL;
}

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@ -69,6 +69,7 @@ const char *SoundDriver_Cocoa::Start(const char * const *parm)
requestedDesc.mBytesPerFrame = requestedDesc.mBitsPerChannel * requestedDesc.mChannelsPerFrame / 8;
requestedDesc.mBytesPerPacket = requestedDesc.mBytesPerFrame * requestedDesc.mFramesPerPacket;
MxInitialize(requestedDesc.mSampleRate);
/* Locate the default output audio unit */
desc.componentType = kAudioUnitType_Output;

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@ -30,6 +30,7 @@ const char *SoundDriver_SDL::Start(const char * const *parm)
spec.channels = 2;
spec.samples = 512;
spec.callback = fill_sound_buffer;
MxInitialize(spec.freq);
SDL_CALL SDL_OpenAudio(&spec, &spec);
SDL_CALL SDL_PauseAudio(0);
return NULL;

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@ -65,6 +65,8 @@ const char *SoundDriver_Win32::Start(const char * const *parm)
if (waveOutOpen(&_waveout, WAVE_MAPPER, &wfex, (DWORD_PTR)&waveOutProc, 0, CALLBACK_FUNCTION) != MMSYSERR_NOERROR)
return "waveOutOpen failed";
MxInitialize(wfex.nSamplesPerSec);
PrepareHeader(&_wave_hdr[0]);
PrepareHeader(&_wave_hdr[1]);
FillHeaders();