def main():
# Enable standard application logging
lib.SDL_LogSetPriority(lib.SDL_LOG_CATEGORY_APPLICATION,
lib.SDL_LOG_PRIORITY_INFO)
# Load the SDL library
if lib.SDL_Init(lib.SDL_INIT_AUDIO) < 0:
lib.SDL_LogError(
lib.SDL_LOG_CATEGORY_APPLICATION,
"Couldn't initialize SDL: %s\n" % (lib.SDL_GetError()))
return (1)
# Print available audio drivers
n = lib.SDL_GetNumAudioDrivers()
if n == 0:
lib.SDL_Log("No built-in audio drivers\n\n")
else:
lib.SDL_Log("Built-in audio drivers:\n")
for i in range(n):
lib.SDL_Log(" %s\n" % ffi.string(lib.SDL_GetAudioDriver(i)))
lib.SDL_Log("\n")
lib.SDL_Log("Using audio driver: %s\n\n" %
ffi.string(lib.SDL_GetCurrentAudioDriver()))
print_devices(0)
print_devices(1)
lib.SDL_Quit()
return 0
def main():
# Enable standard application logging
lib.SDL_LogSetPriority(lib.SDL_LOG_CATEGORY_APPLICATION,
lib.SDL_LOG_PRIORITY_INFO)
# Load the SDL library
if lib.SDL_Init(lib.SDL_INIT_AUDIO) < 0:
lib.SDL_LogError(
lib.SDL_LOG_CATEGORY_APPLICATION,
"Couldn't initialize SDL: %s\n" % (lib.SDL_GetError()))
return 1
if len(sys.argv) > 1:
filename = sys.argv[1]
else:
filename = "sample.wav"
# Load the wave file into memory
rwops = lib.SDL_RWFromFile(filename, "rb")
if lib.SDL_LoadWAV_RW(rwops, 1, wave.spec, wave.sound_p,
wave.soundlen_p) == ffi.NULL:
lib.SDL_LogError(
lib.SDL_LOG_CATEGORY_APPLICATION,
"Couldn't load %s: %s\n" % (filename, lib.SDL_GetError()))
quit(1)
else:
print("Loaded " + filename)
wave.spec.callback = ffi.callback("SDL_AudioCallback", fillerup)
# Show the list of available drivers
lib.SDL_Log("Available audio drivers:")
for i in range(lib.SDL_GetNumAudioDrivers()):
lib.SDL_Log("%i: %s" % (i, ffi.string(lib.SDL_GetAudioDriver(i))))
# Initialize fillerup() variables
if lib.SDL_OpenAudio(wave.spec, ffi.NULL) < 0:
lib.SDL_LogError(lib.SDL_LOG_CATEGORY_APPLICATION,
"Couldn't open audio: %s\n" % (lib.SDL_GetError()))
lib.SDL_FreeWAV(wave.sound)
quit(2)
lib.SDL_Log("Using audio driver: %s\n" %
(ffi.string(lib.SDL_GetCurrentAudioDriver())))
# Let the audio run
lib.SDL_PauseAudio(0)
while not done and (lib.SDL_GetAudioStatus() == lib.SDL_AUDIO_PLAYING):
lib.SDL_Delay(1000)
# Clean up on signal
lib.SDL_CloseAudio()
lib.SDL_FreeWAV(wave.sound_p[0])
lib.SDL_Quit()
return 0
def joystickGetGUIDString(a0):
"""
``void SDL_JoystickGetGUIDString(SDL_JoystickGUID, char *, int)``
Return a string representation for this guid. pszGUID must point to at
least 33 bytes (32 for the string plus a NULL terminator).
"""
buf = ffi.new('char *', 33)
lib.SDL_JoystickGetGUIDString(unbox(a0), buf, 33)
return ffi.string(buffer)
def print_devices(iscapture):
typestr = "capture" if iscapture else "output"
n = lib.SDL_GetNumAudioDevices(iscapture)
print("%s devices" % typestr)
if n == -1:
lib.SDL_Log(" Driver can't detect specific %s devices.\n\n" %
(typestr))
elif n == 0:
lib.SDL_Log(" No %s devices found.\n\n" % (typestr))
else:
for i in range(n):
lib.SDL_Log(" %s\n" %
ffi.string(lib.SDL_GetAudioDeviceName(i, iscapture), ))
lib.SDL_Log("\n")
def __init__(self):
message = ffi.string(lib.SDL_GetError()).decode('utf-8')
assert message, 'SDL reports no error.' # don't call us when there is no error!
Exception.__init__(self, message)