From a70c99c6140bd4b0d0bc3ddc7c5fc09a773921c6 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Marc-Andr=C3=A9=20Lureau?= Date: Tue, 17 Apr 2012 14:32:40 +0200 Subject: [PATCH] audio/spice: add support for volume control Use Spice server volume control API when available. Signed-off-by: Marc-Andr? Lureau Signed-off-by: malc --- audio/spiceaudio.c | 41 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 41 insertions(+) diff --git a/audio/spiceaudio.c b/audio/spiceaudio.c index f972110..6f15591 100644 --- a/audio/spiceaudio.c +++ b/audio/spiceaudio.c @@ -202,7 +202,26 @@ static int line_out_ctl (HWVoiceOut *hw, int cmd, ...) } spice_server_playback_stop (&out->sin); break; + case VOICE_VOLUME: + { +#if ((SPICE_INTERFACE_PLAYBACK_MAJOR >= 1) && (SPICE_INTERFACE_PLAYBACK_MINOR >= 2)) + SWVoiceOut *sw; + va_list ap; + uint16_t vol[2]; + + va_start (ap, cmd); + sw = va_arg (ap, SWVoiceOut *); + va_end (ap); + + vol[0] = sw->vol.l / ((1ULL << 16) + 1); + vol[1] = sw->vol.r / ((1ULL << 16) + 1); + spice_server_playback_set_volume (&out->sin, 2, vol); + spice_server_playback_set_mute (&out->sin, sw->vol.mute); +#endif + break; + } } + return 0; } @@ -304,7 +323,26 @@ static int line_in_ctl (HWVoiceIn *hw, int cmd, ...) in->active = 0; spice_server_record_stop (&in->sin); break; + case VOICE_VOLUME: + { +#if ((SPICE_INTERFACE_RECORD_MAJOR >= 2) && (SPICE_INTERFACE_RECORD_MINOR >= 2)) + SWVoiceIn *sw; + va_list ap; + uint16_t vol[2]; + + va_start (ap, cmd); + sw = va_arg (ap, SWVoiceIn *); + va_end (ap); + + vol[0] = sw->vol.l / ((1ULL << 16) + 1); + vol[1] = sw->vol.r / ((1ULL << 16) + 1); + spice_server_record_set_volume (&in->sin, 2, vol); + spice_server_record_set_mute (&in->sin, sw->vol.mute); +#endif + break; + } } + return 0; } @@ -337,6 +375,9 @@ struct audio_driver spice_audio_driver = { .max_voices_in = 1, .voice_size_out = sizeof (SpiceVoiceOut), .voice_size_in = sizeof (SpiceVoiceIn), +#if ((SPICE_INTERFACE_PLAYBACK_MAJOR >= 1) && (SPICE_INTERFACE_PLAYBACK_MINOR >= 2)) + .ctl_caps = VOICE_VOLUME_CAP +#endif }; void qemu_spice_audio_init (void) -- 2.7.4