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audio/coreaudio.c: Factor out uses of AudioDeviceGet/SetProperty

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The CoreAudio APIs AudioDeviceGetProperty and AudioDeviceSetProperty are
deprecated from OSX 10.6, so factor out our calls to them so we can
provide versions which use the replacement APIs on OSX newer than 10.5.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1448747724-15572-4-git-send-email-peter.maydell@linaro.org
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Peter Maydell 2015-11-28 21:55:22 +00:00 committed by Gerd Hoffmann
parent 624d1fc30f
commit 95a860f62e
1 changed files with 94 additions and 47 deletions
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141
audio/coreaudio.c
View File

@ -87,6 +87,89 @@ static OSStatus coreaudio_get_voice(AudioDeviceID *id)
}
#endif
static OSStatus coreaudio_get_framesizerange(AudioDeviceID id,
AudioValueRange *framerange)
{
UInt32 size = sizeof(*framerange);
return AudioDeviceGetProperty(
id,
0,
0,
kAudioDevicePropertyBufferFrameSizeRange,
&size,
framerange);
}
static OSStatus coreaudio_get_framesize(AudioDeviceID id, UInt32 *framesize)
{
UInt32 size = sizeof(*framesize);
return AudioDeviceGetProperty(
id,
0,
false,
kAudioDevicePropertyBufferFrameSize,
&size,
framesize);
}
static OSStatus coreaudio_set_framesize(AudioDeviceID id, UInt32 *framesize)
{
UInt32 size = sizeof(*framesize);
return AudioDeviceSetProperty(
id,
NULL,
0,
false,
kAudioDevicePropertyBufferFrameSize,
size,
framesize);
}
static OSStatus coreaudio_get_streamformat(AudioDeviceID id,
AudioStreamBasicDescription *d)
{
UInt32 size = sizeof(*d);
return AudioDeviceGetProperty(
id,
0,
false,
kAudioDevicePropertyStreamFormat,
&size,
d);
}
static OSStatus coreaudio_set_streamformat(AudioDeviceID id,
AudioStreamBasicDescription *d)
{
UInt32 size = sizeof(*d);
return AudioDeviceSetProperty(
id,
0,
0,
0,
kAudioDevicePropertyStreamFormat,
size,
d);
}
static OSStatus coreaudio_get_isrunning(AudioDeviceID id, UInt32 *result)
{
UInt32 size = sizeof(*result);
return AudioDeviceGetProperty(
id,
0,
0,
kAudioDevicePropertyDeviceIsRunning,
&size,
result);
}
static void coreaudio_logstatus (OSStatus status)
{
const char *str = "BUG";
@ -181,10 +264,7 @@ static inline UInt32 isPlaying (AudioDeviceID outputDeviceID)
{
OSStatus status;
UInt32 result = 0;
UInt32 propertySize = sizeof(outputDeviceID);
status = AudioDeviceGetProperty(
outputDeviceID, 0, 0,
kAudioDevicePropertyDeviceIsRunning, &propertySize, &result);
status = coreaudio_get_isrunning(outputDeviceID, &result);
if (status != kAudioHardwareNoError) {
coreaudio_logerr(status,
"Could not determine whether Device is playing\n");
@ -325,7 +405,6 @@ static int coreaudio_init_out(HWVoiceOut *hw, struct audsettings *as,
{
OSStatus status;
coreaudioVoiceOut *core = (coreaudioVoiceOut *) hw;
UInt32 propertySize;
int err;
const char *typ = "playback";
AudioValueRange frameRange;
@ -352,14 +431,8 @@ static int coreaudio_init_out(HWVoiceOut *hw, struct audsettings *as,
}
/* get minimum and maximum buffer frame sizes */
propertySize = sizeof(frameRange);
status = AudioDeviceGetProperty(
core->outputDeviceID,
0,
0,
kAudioDevicePropertyBufferFrameSizeRange,
&propertySize,
&frameRange);
status = coreaudio_get_framesizerange(core->outputDeviceID,
&frameRange);
if (status != kAudioHardwareNoError) {
coreaudio_logerr2 (status, typ,
"Could not get device buffer frame range\n");
@ -379,15 +452,8 @@ static int coreaudio_init_out(HWVoiceOut *hw, struct audsettings *as,
}
/* set Buffer Frame Size */
propertySize = sizeof(core->audioDevicePropertyBufferFrameSize);
status = AudioDeviceSetProperty(
core->outputDeviceID,
NULL,
0,
false,
kAudioDevicePropertyBufferFrameSize,
propertySize,
&core->audioDevicePropertyBufferFrameSize);
status = coreaudio_set_framesize(core->outputDeviceID,
&core->audioDevicePropertyBufferFrameSize);
if (status != kAudioHardwareNoError) {
coreaudio_logerr2 (status, typ,
"Could not set device buffer frame size %" PRIu32 "\n",
@ -396,14 +462,8 @@ static int coreaudio_init_out(HWVoiceOut *hw, struct audsettings *as,
}
/* get Buffer Frame Size */
propertySize = sizeof(core->audioDevicePropertyBufferFrameSize);
status = AudioDeviceGetProperty(
core->outputDeviceID,
0,
false,
kAudioDevicePropertyBufferFrameSize,
&propertySize,
&core->audioDevicePropertyBufferFrameSize);
status = coreaudio_get_framesize(core->outputDeviceID,
&core->audioDevicePropertyBufferFrameSize);
if (status != kAudioHardwareNoError) {
coreaudio_logerr2 (status, typ,
"Could not get device buffer frame size\n");
@ -412,14 +472,8 @@ static int coreaudio_init_out(HWVoiceOut *hw, struct audsettings *as,
hw->samples = conf->nbuffers * core->audioDevicePropertyBufferFrameSize;
/* get StreamFormat */
propertySize = sizeof(core->outputStreamBasicDescription);
status = AudioDeviceGetProperty(
core->outputDeviceID,
0,
false,
kAudioDevicePropertyStreamFormat,
&propertySize,
&core->outputStreamBasicDescription);
status = coreaudio_get_streamformat(core->outputDeviceID,
&core->outputStreamBasicDescription);
if (status != kAudioHardwareNoError) {
coreaudio_logerr2 (status, typ,
"Could not get Device Stream properties\n");
@ -429,15 +483,8 @@ static int coreaudio_init_out(HWVoiceOut *hw, struct audsettings *as,
/* set Samplerate */
core->outputStreamBasicDescription.mSampleRate = (Float64) as->freq;
propertySize = sizeof(core->outputStreamBasicDescription);
status = AudioDeviceSetProperty(
core->outputDeviceID,
0,
0,
0,
kAudioDevicePropertyStreamFormat,
propertySize,
&core->outputStreamBasicDescription);
status = coreaudio_set_streamformat(core->outputDeviceID,
&core->outputStreamBasicDescription);
if (status != kAudioHardwareNoError) {
coreaudio_logerr2 (status, typ, "Could not set samplerate %d\n",
as->freq);