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authorPeter Maydell <peter.maydell@linaro.org>2015-11-28 21:55:22 +0000
committerGerd Hoffmann <kraxel@redhat.com>2015-12-15 11:08:11 +0100
commit95a860f62e185d4100e980d43d348482a6419514 (patch)
treee1dbc58d10b1e569c92a833eb4fd8954c6542862
parent624d1fc30fd64e082880ca21cae5fadb67d05c64 (diff)
audio/coreaudio.c: Factor out uses of AudioDeviceGet/SetProperty
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>
-rw-r--r--audio/coreaudio.c141
1 files changed, 94 insertions, 47 deletions
diff --git a/audio/coreaudio.c b/audio/coreaudio.c
index 2211e17998..c7e31eac0f 100644
--- a/audio/coreaudio.c
+++ b/audio/coreaudio.c
@@ -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);