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authorJeremy White <jwhite@codeweavers.com>2014-01-02 09:25:56 -0600
committerGerd Hoffmann <kraxel@redhat.com>2014-02-03 11:05:15 +0100
commit795ca114d353e02752a29f64902215bb30c58c21 (patch)
tree06fdd3ca35175f440c910f3a6003f98e09e6c312 /audio
parent3761abb167847e9d848588bf15c5d7476845f7e8 (diff)
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Add the ability to vary Spice playback and record rates, to facilitate Opus support.
Signed-off-by: Jeremy White <jwhite@codeweavers.com> Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Diffstat (limited to 'audio')
-rw-r--r--audio/spiceaudio.c27
1 files changed, 25 insertions, 2 deletions
diff --git a/audio/spiceaudio.c b/audio/spiceaudio.c
index 5af436c..fceee50 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;
}