From 795ca114d353e02752a29f64902215bb30c58c21 Mon Sep 17 00:00:00 2001 From: Jeremy White Date: Thu, 2 Jan 2014 09:25:56 -0600 Subject: Add the ability to vary Spice playback and record rates, to facilitate Opus support. Signed-off-by: Jeremy White Signed-off-by: Gerd Hoffmann --- audio/spiceaudio.c | 27 +++++++++++++++++++++++++-- 1 file changed, 25 insertions(+), 2 deletions(-) (limited to 'audio/spiceaudio.c') diff --git a/audio/spiceaudio.c b/audio/spiceaudio.c index 5af436c31d..fceee50adb 100644 --- a/audio/spiceaudio.c +++ b/audio/spiceaudio.c @@ -25,8 +25,17 @@ #include "audio.h" #include "audio_int.h" -#define LINE_IN_SAMPLES 1024 -#define LINE_OUT_SAMPLES 1024 +#if SPICE_INTERFACE_PLAYBACK_MAJOR > 1 || SPICE_INTERFACE_PLAYBACK_MINOR >= 3 +#define LINE_OUT_SAMPLES (480 * 4) +#else +#define LINE_OUT_SAMPLES (256 * 4) +#endif + +#if SPICE_INTERFACE_RECORD_MAJOR > 2 || SPICE_INTERFACE_RECORD_MINOR >= 3 +#define LINE_IN_SAMPLES (480 * 4) +#else +#define LINE_IN_SAMPLES (256 * 4) +#endif typedef struct SpiceRateCtl { int64_t start_ticks; @@ -111,7 +120,11 @@ static int line_out_init (HWVoiceOut *hw, struct audsettings *as) SpiceVoiceOut *out = container_of (hw, SpiceVoiceOut, hw); struct audsettings settings; +#if SPICE_INTERFACE_PLAYBACK_MAJOR > 1 || SPICE_INTERFACE_PLAYBACK_MINOR >= 3 + settings.freq = spice_server_get_best_playback_rate(NULL); +#else settings.freq = SPICE_INTERFACE_PLAYBACK_FREQ; +#endif settings.nchannels = SPICE_INTERFACE_PLAYBACK_CHAN; settings.fmt = AUD_FMT_S16; settings.endianness = AUDIO_HOST_ENDIANNESS; @@ -122,6 +135,9 @@ static int line_out_init (HWVoiceOut *hw, struct audsettings *as) out->sin.base.sif = &playback_sif.base; qemu_spice_add_interface (&out->sin.base); +#if SPICE_INTERFACE_PLAYBACK_MAJOR > 1 || SPICE_INTERFACE_PLAYBACK_MINOR >= 3 + spice_server_set_playback_rate(&out->sin, settings.freq); +#endif return 0; } @@ -232,7 +248,11 @@ static int line_in_init (HWVoiceIn *hw, struct audsettings *as) SpiceVoiceIn *in = container_of (hw, SpiceVoiceIn, hw); struct audsettings settings; +#if SPICE_INTERFACE_RECORD_MAJOR > 2 || SPICE_INTERFACE_RECORD_MINOR >= 3 + settings.freq = spice_server_get_best_record_rate(NULL); +#else settings.freq = SPICE_INTERFACE_RECORD_FREQ; +#endif settings.nchannels = SPICE_INTERFACE_RECORD_CHAN; settings.fmt = AUD_FMT_S16; settings.endianness = AUDIO_HOST_ENDIANNESS; @@ -243,6 +263,9 @@ static int line_in_init (HWVoiceIn *hw, struct audsettings *as) in->sin.base.sif = &record_sif.base; qemu_spice_add_interface (&in->sin.base); +#if SPICE_INTERFACE_RECORD_MAJOR > 2 || SPICE_INTERFACE_RECORD_MINOR >= 3 + spice_server_set_record_rate(&in->sin, settings.freq); +#endif return 0; } -- cgit v1.2.1