diff options
| -rw-r--r-- | audio/audio_legacy.c | 28 | ||||
| -rw-r--r-- | audio/coreaudio.c | 49 |
2 files changed, 39 insertions, 38 deletions
diff --git a/audio/audio_legacy.c b/audio/audio_legacy.c index f58c8b6aee..5f557a2de9 100644 --- a/audio/audio_legacy.c +++ b/audio/audio_legacy.c @@ -109,6 +109,17 @@ static uint32_t frames_to_usecs(uint32_t frames, return (frames * 1000000 + freq / 2) / freq; } + +static void get_frames_to_usecs(const char *env, uint32_t *dst, bool *has_dst, + AudiodevPerDirectionOptions *pdo) +{ + const char *val = getenv(env); + if (val) { + *dst = frames_to_usecs(toui32(val), pdo); + *has_dst = true; + } +} + /* backend specific functions */ /* ALSA */ static void handle_alsa_per_direction( @@ -156,6 +167,19 @@ static void handle_alsa(Audiodev *dev) &aopt->threshold, &aopt->has_threshold); } +/* coreaudio */ +static void handle_coreaudio(Audiodev *dev) +{ + get_frames_to_usecs( + "QEMU_COREAUDIO_BUFFER_SIZE", + &dev->u.coreaudio.out->buffer_length, + &dev->u.coreaudio.out->has_buffer_length, + qapi_AudiodevCoreaudioPerDirectionOptions_base(dev->u.coreaudio.out)); + get_int("QEMU_COREAUDIO_BUFFER_COUNT", + &dev->u.coreaudio.out->buffer_count, + &dev->u.coreaudio.out->has_buffer_count); +} + /* general */ static void handle_per_direction( AudiodevPerDirectionOptions *pdo, const char *prefix) @@ -201,6 +225,10 @@ static AudiodevListEntry *legacy_opt(const char *drvname) handle_alsa(e->dev); break; + case AUDIODEV_DRIVER_COREAUDIO: + handle_coreaudio(e->dev); + break; + default: break; } diff --git a/audio/coreaudio.c b/audio/coreaudio.c index 7d4225dbee..1ee43b7d5f 100644 --- a/audio/coreaudio.c +++ b/audio/coreaudio.c @@ -36,11 +36,6 @@ #define MAC_OS_X_VERSION_10_6 1060 #endif -typedef struct { - int buffer_frames; - int nbuffers; -} CoreaudioConf; - typedef struct coreaudioVoiceOut { HWVoiceOut hw; pthread_mutex_t mutex; @@ -507,7 +502,9 @@ static int coreaudio_init_out(HWVoiceOut *hw, struct audsettings *as, int err; const char *typ = "playback"; AudioValueRange frameRange; - CoreaudioConf *conf = drv_opaque; + Audiodev *dev = drv_opaque; + AudiodevCoreaudioPerDirectionOptions *cpdo = dev->u.coreaudio.out; + int frames; /* create mutex */ err = pthread_mutex_init(&core->mutex, NULL); @@ -538,16 +535,17 @@ static int coreaudio_init_out(HWVoiceOut *hw, struct audsettings *as, return -1; } - if (frameRange.mMinimum > conf->buffer_frames) { + frames = audio_buffer_frames( + qapi_AudiodevCoreaudioPerDirectionOptions_base(cpdo), as, 11610); + if (frameRange.mMinimum > frames) { core->audioDevicePropertyBufferFrameSize = (UInt32) frameRange.mMinimum; dolog ("warning: Upsizing Buffer Frames to %f\n", frameRange.mMinimum); - } - else if (frameRange.mMaximum < conf->buffer_frames) { + } else if (frameRange.mMaximum < frames) { core->audioDevicePropertyBufferFrameSize = (UInt32) frameRange.mMaximum; dolog ("warning: Downsizing Buffer Frames to %f\n", frameRange.mMaximum); } else { - core->audioDevicePropertyBufferFrameSize = conf->buffer_frames; + core->audioDevicePropertyBufferFrameSize = frames; } /* set Buffer Frame Size */ @@ -568,7 +566,8 @@ static int coreaudio_init_out(HWVoiceOut *hw, struct audsettings *as, "Could not get device buffer frame size\n"); return -1; } - hw->samples = conf->nbuffers * core->audioDevicePropertyBufferFrameSize; + hw->samples = (cpdo->has_buffer_count ? cpdo->buffer_count : 4) * + core->audioDevicePropertyBufferFrameSize; /* get StreamFormat */ status = coreaudio_get_streamformat(core->outputDeviceID, @@ -680,40 +679,15 @@ static int coreaudio_ctl_out (HWVoiceOut *hw, int cmd, ...) return 0; } -static CoreaudioConf glob_conf = { - .buffer_frames = 512, - .nbuffers = 4, -}; - static void *coreaudio_audio_init(Audiodev *dev) { - CoreaudioConf *conf = g_malloc(sizeof(CoreaudioConf)); - *conf = glob_conf; - - return conf; + return dev; } static void coreaudio_audio_fini (void *opaque) { - g_free(opaque); } -static struct audio_option coreaudio_options[] = { - { - .name = "BUFFER_SIZE", - .tag = AUD_OPT_INT, - .valp = &glob_conf.buffer_frames, - .descr = "Size of the buffer in frames" - }, - { - .name = "BUFFER_COUNT", - .tag = AUD_OPT_INT, - .valp = &glob_conf.nbuffers, - .descr = "Number of buffers" - }, - { /* End of list */ } -}; - static struct audio_pcm_ops coreaudio_pcm_ops = { .init_out = coreaudio_init_out, .fini_out = coreaudio_fini_out, @@ -725,7 +699,6 @@ static struct audio_pcm_ops coreaudio_pcm_ops = { static struct audio_driver coreaudio_audio_driver = { .name = "coreaudio", .descr = "CoreAudio http://developer.apple.com/audio/coreaudio.html", - .options = coreaudio_options, .init = coreaudio_audio_init, .fini = coreaudio_audio_fini, .pcm_ops = &coreaudio_pcm_ops, |