[Spice-devel] [spice opus support 3/6 (take 4b)] Add support for the Opus codec
Jeremy White
jwhite at codeweavers.com
Sat Nov 30 07:19:21 PST 2013
Signed-off-by: Jeremy White <jwhite at codeweavers.com>
---
client/audio_channels.h | 3 +-
client/audio_devices.h | 8 ---
client/platform.h | 6 ++-
client/playback_channel.cpp | 23 ++++----
client/record_channel.cpp | 41 ++++++++++-----
client/x11/platform.cpp | 10 ++--
client/x11/playback.cpp | 13 ++---
client/x11/playback.h | 5 +-
client/x11/record.cpp | 15 +++---
client/x11/record.h | 7 ++-
server/snd_worker.c | 121 +++++++++++++++++++++++++++++++++----------
server/spice-server.syms | 8 +++
server/spice.h | 15 ++++--
13 files changed, 188 insertions(+), 87 deletions(-)
diff --git a/client/audio_channels.h b/client/audio_channels.h
index d7b81e7..fdb4dc9 100644
--- a/client/audio_channels.h
+++ b/client/audio_channels.h
@@ -72,7 +72,6 @@ public:
static ChannelFactory& Factory();
protected:
- virtual void on_connect();
virtual void on_disconnect();
private:
@@ -85,6 +84,8 @@ private:
virtual void remove_event_source(EventSources::Trigger& event_source);
virtual void push_frame(uint8_t *frame);
+ void set_desired_mode(int frequency);
+ void send_record_mode();
void send_start_mark();
void release_message(RecordSamplesMessage *message);
RecordSamplesMessage * get_message();
diff --git a/client/audio_devices.h b/client/audio_devices.h
index a1da1f7..111c366 100644
--- a/client/audio_devices.h
+++ b/client/audio_devices.h
@@ -27,10 +27,6 @@ public:
virtual bool abort() = 0;
virtual void stop() = 0;
virtual uint32_t get_delay_ms() = 0;
-
- enum {
- FRAME_SIZE = 256,
- };
};
class WaveRecordAbstract {
@@ -42,10 +38,6 @@ public:
virtual void start() = 0;
virtual void stop() = 0;
virtual bool abort() = 0;
-
- enum {
- FRAME_SIZE = 256,
- };
};
#endif
diff --git a/client/platform.h b/client/platform.h
index 913bcde..0a88f06 100644
--- a/client/platform.h
+++ b/client/platform.h
@@ -68,10 +68,12 @@ public:
static WaveRecordAbstract* create_recorder(RecordClient& client,
uint32_t sampels_per_sec,
uint32_t bits_per_sample,
- uint32_t channels);
+ uint32_t channels,
+ uint32_t frame_size);
static WavePlaybackAbstract* create_player(uint32_t sampels_per_sec,
uint32_t bits_per_sample,
- uint32_t channels);
+ uint32_t channels,
+ uint32_t frame_size);
enum {
SCROLL_LOCK_MODIFIER_SHIFT,
diff --git a/client/playback_channel.cpp b/client/playback_channel.cpp
index 173c94a..9f8c334 100644
--- a/client/playback_channel.cpp
+++ b/client/playback_channel.cpp
@@ -168,8 +168,10 @@ PlaybackChannel::PlaybackChannel(RedClient& client, uint32_t id)
handler->set_handler(SPICE_MSG_PLAYBACK_MODE, &PlaybackChannel::handle_mode);
- if (snd_codec_is_capable(SPICE_AUDIO_DATA_MODE_CELT_0_5_1))
+ if (snd_codec_is_capable(SPICE_AUDIO_DATA_MODE_CELT_0_5_1, SND_CODEC_ANY_FREQUENCY))
set_capability(SPICE_PLAYBACK_CAP_CELT_0_5_1);
+ if (snd_codec_is_capable(SPICE_AUDIO_DATA_MODE_OPUS, SND_CODEC_ANY_FREQUENCY))
+ set_capability(SPICE_PLAYBACK_CAP_OPUS);
}
void PlaybackChannel::clear()
@@ -206,7 +208,7 @@ void PlaybackChannel::set_data_handler()
if (_mode == SPICE_AUDIO_DATA_MODE_RAW) {
handler->set_handler(SPICE_MSG_PLAYBACK_DATA, &PlaybackChannel::handle_raw_data);
- } else if (snd_codec_is_capable(_mode)) {
+ } else if (snd_codec_is_capable(_mode, SND_CODEC_ANY_FREQUENCY)) {
handler->set_handler(SPICE_MSG_PLAYBACK_DATA, &PlaybackChannel::handle_compressed_data);
} else {
THROW("invalid mode");
@@ -218,7 +220,7 @@ void PlaybackChannel::handle_mode(RedPeer::InMessage* message)
{
SpiceMsgPlaybackMode* playback_mode = (SpiceMsgPlaybackMode*)message->data();
if (playback_mode->mode != SPICE_AUDIO_DATA_MODE_RAW
- && !snd_codec_is_capable(playback_mode->mode) ) {
+ && !snd_codec_is_capable(playback_mode->mode, SND_CODEC_ANY_FREQUENCY) ) {
THROW("invalid mode");
}
@@ -266,9 +268,16 @@ void PlaybackChannel::handle_start(RedPeer::InMessage* message)
}
int bits_per_sample = 16;
int frame_size = SND_CODEC_MAX_FRAME_SIZE;
+
+ if (_mode != SPICE_AUDIO_DATA_MODE_RAW) {
+ if (snd_codec_create(&_codec, _mode, start->frequency, SND_CODEC_DECODE) != SND_CODEC_OK)
+ THROW("create decoder");
+ frame_size = snd_codec_frame_size(_codec);
+ }
+
try {
_wave_player = Platform::create_player(start->frequency, bits_per_sample,
- start->channels);
+ start->channels, frame_size);
} catch (...) {
LOG_WARN("create player failed");
//todo: support disconnecting single channel
@@ -276,12 +285,6 @@ void PlaybackChannel::handle_start(RedPeer::InMessage* message)
return;
}
- if (_mode != SPICE_AUDIO_DATA_MODE_RAW) {
- if (snd_codec_create(&_codec, _mode, start->frequency, SND_CODEC_DECODE) != SND_CODEC_OK)
- THROW("create decoder");
- frame_size = snd_codec_frame_size(_codec);
- }
-
_frame_bytes = frame_size * start->channels * bits_per_sample / 8;
}
_playing = true;
diff --git a/client/record_channel.cpp b/client/record_channel.cpp
index 2870f62..047cdd0 100644
--- a/client/record_channel.cpp
+++ b/client/record_channel.cpp
@@ -87,8 +87,10 @@ RecordChannel::RecordChannel(RedClient& client, uint32_t id)
handler->set_handler(SPICE_MSG_RECORD_START, &RecordChannel::handle_start);
- if (snd_codec_is_capable(SPICE_AUDIO_DATA_MODE_CELT_0_5_1))
+ if (snd_codec_is_capable(SPICE_AUDIO_DATA_MODE_CELT_0_5_1, SND_CODEC_ANY_FREQUENCY))
set_capability(SPICE_RECORD_CAP_CELT_0_5_1);
+ if (snd_codec_is_capable(SPICE_AUDIO_DATA_MODE_OPUS, SND_CODEC_ANY_FREQUENCY))
+ set_capability(SPICE_RECORD_CAP_OPUS);
}
RecordChannel::~RecordChannel(void)
@@ -107,16 +109,23 @@ bool RecordChannel::abort(void)
return (!_wave_recorder || _wave_recorder->abort()) && RedChannel::abort();
}
-void RecordChannel::on_connect()
+void RecordChannel::set_desired_mode(int frequency)
{
- Message* message = new Message(SPICE_MSGC_RECORD_MODE);
- SpiceMsgcRecordMode mode;
- mode.time = get_mm_time();
- if (snd_codec_is_capable(SPICE_AUDIO_DATA_MODE_CELT_0_5_1) &&
+ if (snd_codec_is_capable(SPICE_AUDIO_DATA_MODE_OPUS, frequency) &&
+ test_capability(SPICE_RECORD_CAP_OPUS))
+ _mode = SPICE_AUDIO_DATA_MODE_OPUS;
+ else if (snd_codec_is_capable(SPICE_AUDIO_DATA_MODE_CELT_0_5_1, frequency) &&
test_capability(SPICE_RECORD_CAP_CELT_0_5_1))
_mode = SPICE_AUDIO_DATA_MODE_CELT_0_5_1;
else
_mode = SPICE_AUDIO_DATA_MODE_RAW;
+}
+
+void RecordChannel::send_record_mode()
+{
+ Message* message = new Message(SPICE_MSGC_RECORD_MODE);
+ SpiceMsgcRecordMode mode;
+ mode.time = get_mm_time();
mode.mode = _mode;
_marshallers->msgc_record_mode(message->marshaller(), &mode);
post_message(message);
@@ -153,24 +162,29 @@ void RecordChannel::handle_start(RedPeer::InMessage* message)
THROW("unexpected number of channels");
}
+ set_desired_mode(start->frequency);
+
+ int frame_size = SND_CODEC_MAX_FRAME_SIZE;
+ if (_mode != SPICE_AUDIO_DATA_MODE_RAW) {
+ if (snd_codec_create(&_codec, _mode, start->frequency, SND_CODEC_ENCODE) != SND_CODEC_OK)
+ THROW("create encoder failed");
+ frame_size = snd_codec_frame_size(_codec);
+ }
+
int bits_per_sample = 16;
try {
_wave_recorder = Platform::create_recorder(*this, start->frequency,
bits_per_sample,
- start->channels);
+ start->channels,
+ frame_size);
} catch (...) {
LOG_WARN("create recorder failed");
return;
}
- int frame_size = SND_CODEC_MAX_FRAME_SIZE;
- if (_mode != SPICE_AUDIO_DATA_MODE_RAW) {
- if (snd_codec_create(&_codec, _mode, start->frequency, SND_CODEC_ENCODE) != SND_CODEC_OK)
- THROW("create encoder failed");
- frame_size = snd_codec_frame_size(_codec);
- }
_frame_bytes = frame_size * bits_per_sample * start->channels / 8;
+ send_record_mode();
send_start_mark();
_wave_recorder->start();
}
@@ -237,7 +251,6 @@ void RecordChannel::remove_event_source(EventSources::Trigger& event_source)
void RecordChannel::push_frame(uint8_t *frame)
{
RecordSamplesMessage *message;
- ASSERT(_frame_bytes == FRAME_SIZE * 4);
if (!(message = get_message())) {
DBG(0, "blocked");
return;
diff --git a/client/x11/platform.cpp b/client/x11/platform.cpp
index b8563b3..bb8704c 100644
--- a/client/x11/platform.cpp
+++ b/client/x11/platform.cpp
@@ -3433,16 +3433,18 @@ void Platform::reset_cursor_pos()
WaveRecordAbstract* Platform::create_recorder(RecordClient& client,
uint32_t sampels_per_sec,
uint32_t bits_per_sample,
- uint32_t channels)
+ uint32_t channels,
+ uint32_t frame_size)
{
- return new WaveRecorder(client, sampels_per_sec, bits_per_sample, channels);
+ return new WaveRecorder(client, sampels_per_sec, bits_per_sample, channels, frame_size);
}
WavePlaybackAbstract* Platform::create_player(uint32_t sampels_per_sec,
uint32_t bits_per_sample,
- uint32_t channels)
+ uint32_t channels,
+ uint32_t frame_size)
{
- return new WavePlayer(sampels_per_sec, bits_per_sample, channels);
+ return new WavePlayer(sampels_per_sec, bits_per_sample, channels, frame_size);
}
void XPlatform::on_focus_in()
diff --git a/client/x11/playback.cpp b/client/x11/playback.cpp
index 5fa7e18..035d6de 100644
--- a/client/x11/playback.cpp
+++ b/client/x11/playback.cpp
@@ -24,12 +24,12 @@
#define REING_SIZE_MS 300
-WavePlayer::WavePlayer(uint32_t sampels_per_sec, uint32_t bits_per_sample, uint32_t channels)
+WavePlayer::WavePlayer(uint32_t sampels_per_sec, uint32_t bits_per_sample, uint32_t channels, uint32_t frame_size)
: _pcm (NULL)
, _hw_params (NULL)
, _sw_params (NULL)
{
- if (!init(sampels_per_sec, bits_per_sample, channels)) {
+ if (!init(sampels_per_sec, bits_per_sample, channels, frame_size)) {
cleanup();
THROW("failed");
}
@@ -57,9 +57,9 @@ WavePlayer::~WavePlayer()
bool WavePlayer::init(uint32_t sampels_per_sec,
uint32_t bits_per_sample,
- uint32_t channels)
+ uint32_t channels,
+ uint32_t frame_size)
{
- const int frame_size = WavePlaybackAbstract::FRAME_SIZE;
const char* pcm_device = "default";
snd_pcm_format_t format;
int err;
@@ -75,6 +75,7 @@ bool WavePlayer::init(uint32_t sampels_per_sec,
return false;
}
_sampels_per_ms = sampels_per_sec / 1000;
+ _frame_size = frame_size;
if ((err = snd_pcm_open(&_pcm, pcm_device, SND_PCM_STREAM_PLAYBACK, SND_PCM_NONBLOCK)) < 0) {
LOG_ERROR("cannot open audio playback device %s %s", pcm_device, snd_strerror(err));
@@ -183,14 +184,14 @@ bool WavePlayer::init(uint32_t sampels_per_sec,
bool WavePlayer::write(uint8_t* frame)
{
- snd_pcm_sframes_t ret = snd_pcm_writei(_pcm, frame, WavePlaybackAbstract::FRAME_SIZE);
+ snd_pcm_sframes_t ret = snd_pcm_writei(_pcm, frame, _frame_size);
if (ret < 0) {
if (ret == -EAGAIN) {
return false;
}
DBG(0, "err %s", snd_strerror(-ret));
if (snd_pcm_recover(_pcm, ret, 1) == 0) {
- snd_pcm_writei(_pcm, frame, WavePlaybackAbstract::FRAME_SIZE);
+ snd_pcm_writei(_pcm, frame, _frame_size);
}
}
return true;
diff --git a/client/x11/playback.h b/client/x11/playback.h
index 27ef9ed..383f02d 100644
--- a/client/x11/playback.h
+++ b/client/x11/playback.h
@@ -25,7 +25,7 @@
class WavePlayer: public WavePlaybackAbstract {
public:
- WavePlayer(uint32_t sampels_per_sec, uint32_t bits_per_sample, uint32_t channels);
+ WavePlayer(uint32_t sampels_per_sec, uint32_t bits_per_sample, uint32_t channels, uint32_t frame_size);
virtual ~WavePlayer();
virtual bool write(uint8_t* frame);
@@ -34,7 +34,7 @@ public:
virtual uint32_t get_delay_ms();
private:
- bool init(uint32_t sampels_per_sec, uint32_t bits_per_sample, uint32_t channel);
+ bool init(uint32_t sampels_per_sec, uint32_t bits_per_sample, uint32_t channel, uint32_t frame_size);
void cleanup();
private:
@@ -42,6 +42,7 @@ private:
snd_pcm_hw_params_t* _hw_params;
snd_pcm_sw_params_t* _sw_params;
uint32_t _sampels_per_ms;
+ uint32_t _frame_size;
};
#endif
diff --git a/client/x11/record.cpp b/client/x11/record.cpp
index 535a8c9..32c0af7 100644
--- a/client/x11/record.cpp
+++ b/client/x11/record.cpp
@@ -48,18 +48,19 @@ void WaveRecorder::EventTrigger::on_event()
WaveRecorder::WaveRecorder(Platform::RecordClient& client,
uint32_t sampels_per_sec,
uint32_t bits_per_sample,
- uint32_t channels)
+ uint32_t channels,
+ uint32_t frame_size)
: _client (client)
, _pcm (NULL)
, _hw_params (NULL)
, _sw_params (NULL)
, _sample_bytes (bits_per_sample * channels / 8)
- , _frame (new uint8_t[_sample_bytes * WaveRecordAbstract::FRAME_SIZE])
+ , _frame (new uint8_t[_sample_bytes * frame_size])
, _frame_pos (_frame)
- , _frame_end (_frame + _sample_bytes * WaveRecordAbstract::FRAME_SIZE)
+ , _frame_end (_frame + _sample_bytes * frame_size)
, _event_trigger (NULL)
{
- if (!init(sampels_per_sec, bits_per_sample, channels)) {
+ if (!init(sampels_per_sec, bits_per_sample, channels, frame_size)) {
cleanup();
THROW("failed");
}
@@ -93,13 +94,15 @@ void WaveRecorder::cleanup()
bool WaveRecorder::init(uint32_t sampels_per_sec,
uint32_t bits_per_sample,
- uint32_t channels)
+ uint32_t channels,
+ uint32_t frame_size)
{
- const int frame_size = WaveRecordAbstract::FRAME_SIZE;
const char* pcm_device = "default";
snd_pcm_format_t format;
int err;
+ _frame_size = frame_size;
+
switch (bits_per_sample) {
case 8:
format = SND_PCM_FORMAT_S8;
diff --git a/client/x11/record.h b/client/x11/record.h
index 9141096..9470791 100644
--- a/client/x11/record.h
+++ b/client/x11/record.h
@@ -29,7 +29,8 @@ public:
WaveRecorder(Platform::RecordClient& client,
uint32_t sampels_per_sec,
uint32_t bits_per_sample,
- uint32_t channels);
+ uint32_t channels,
+ uint32_t frame_size);
virtual ~WaveRecorder();
virtual void start();
@@ -39,7 +40,8 @@ public:
private:
bool init(uint32_t sampels_per_sec,
uint32_t bits_per_sample,
- uint32_t channels);
+ uint32_t channels,
+ uint32_t frame_size);
void cleanup();
void on_event();
@@ -49,6 +51,7 @@ private:
snd_pcm_hw_params_t* _hw_params;
snd_pcm_sw_params_t* _sw_params;
uint32_t _sample_bytes;
+ uint32_t _frame_size;
uint8_t* _frame;
uint8_t* _frame_pos;
uint8_t* _frame_end;
diff --git a/server/snd_worker.c b/server/snd_worker.c
index f40fd65..240f0dd 100644
--- a/server/snd_worker.c
+++ b/server/snd_worker.c
@@ -156,12 +156,14 @@ struct SpicePlaybackState {
struct SndWorker worker;
SpicePlaybackInstance *sin;
SpiceVolumeState volume;
+ uint32_t frequency;
};
struct SpiceRecordState {
struct SndWorker worker;
SpiceRecordInstance *sin;
SpiceVolumeState volume;
+ uint32_t frequency;
};
typedef struct RecordChannel {
@@ -370,14 +372,27 @@ static int snd_record_handle_message(SndChannel *channel, size_t size, uint32_t
return snd_record_handle_write((RecordChannel *)channel, size, message);
case SPICE_MSGC_RECORD_MODE: {
SpiceMsgcRecordMode *mode = (SpiceMsgcRecordMode *)message;
- record_channel->mode = mode->mode;
+ SpiceRecordState *st = SPICE_CONTAINEROF(channel->worker, SpiceRecordState, worker);
record_channel->mode_time = mode->time;
- if (record_channel->mode != SPICE_AUDIO_DATA_MODE_RAW &&
- ! snd_codec_is_capable(record_channel->mode)) {
- spice_printerr("unsupported mode %d", record_channel->mode);
+ if (mode->mode != SPICE_AUDIO_DATA_MODE_RAW) {
+ if (snd_codec_is_capable(mode->mode, st->frequency)) {
+ if (snd_codec_create(&record_channel->codec, mode->mode, st->frequency, SND_CODEC_DECODE) == SND_CODEC_OK) {
+ record_channel->mode = mode->mode;
+ } else {
+ spice_printerr("create decoder failed");
+ return FALSE;
+ }
+ }
+ else {
+ spice_printerr("unsupported mode %d", record_channel->mode);
+ return FALSE;
+ }
}
+ else
+ record_channel->mode = mode->mode;
break;
}
+
case SPICE_MSGC_RECORD_START_MARK: {
SpiceMsgcRecordStartMark *mark = (SpiceMsgcRecordStartMark *)message;
record_channel->start_time = mark->time;
@@ -615,6 +630,7 @@ static int snd_playback_send_latency(PlaybackChannel *playback_channel)
static int snd_playback_send_start(PlaybackChannel *playback_channel)
{
SndChannel *channel = (SndChannel *)playback_channel;
+ SpicePlaybackState *st = SPICE_CONTAINEROF(channel->worker, SpicePlaybackState, worker);
SpiceMsgPlaybackStart start;
if (!snd_reset_send_data(channel, SPICE_MSG_PLAYBACK_START)) {
@@ -622,7 +638,7 @@ static int snd_playback_send_start(PlaybackChannel *playback_channel)
}
start.channels = SPICE_INTERFACE_PLAYBACK_CHAN;
- start.frequency = SPICE_INTERFACE_PLAYBACK_FREQ;
+ start.frequency = st->frequency;
spice_assert(SPICE_INTERFACE_PLAYBACK_FMT == SPICE_INTERFACE_AUDIO_FMT_S16);
start.format = SPICE_AUDIO_FMT_S16;
start.time = reds_get_mm_time();
@@ -656,6 +672,7 @@ static int snd_playback_send_ctl(PlaybackChannel *playback_channel)
static int snd_record_send_start(RecordChannel *record_channel)
{
SndChannel *channel = (SndChannel *)record_channel;
+ SpiceRecordState *st = SPICE_CONTAINEROF(channel->worker, SpiceRecordState, worker);
SpiceMsgRecordStart start;
if (!snd_reset_send_data(channel, SPICE_MSG_RECORD_START)) {
@@ -663,7 +680,7 @@ static int snd_record_send_start(RecordChannel *record_channel)
}
start.channels = SPICE_INTERFACE_RECORD_CHAN;
- start.frequency = SPICE_INTERFACE_RECORD_FREQ;
+ start.frequency = st->frequency;
spice_assert(SPICE_INTERFACE_RECORD_FMT == SPICE_INTERFACE_AUDIO_FMT_S16);
start.format = SPICE_AUDIO_FMT_S16;
spice_marshall_msg_record_start(channel->send_data.marshaller, &start);
@@ -745,11 +762,13 @@ static int snd_playback_send_write(PlaybackChannel *playback_channel)
if (playback_channel->mode == SPICE_AUDIO_DATA_MODE_RAW) {
spice_marshaller_add_ref(channel->send_data.marshaller,
- (uint8_t *)frame->samples, sizeof(frame->samples));
+ (uint8_t *)frame->samples,
+ snd_codec_frame_size(playback_channel->codec) * sizeof(frame->samples[0]));
}
else {
int n = sizeof(playback_channel->encode_buf);
- if (snd_codec_encode(playback_channel->codec, (uint8_t *) frame->samples, sizeof(frame->samples),
+ if (snd_codec_encode(playback_channel->codec, (uint8_t *) frame->samples,
+ snd_codec_frame_size(playback_channel->codec) * sizeof(frame->samples[0]),
playback_channel->encode_buf, &n) != SND_CODEC_OK) {
spice_printerr("encode failed");
snd_disconnect_channel(channel);
@@ -1126,12 +1145,15 @@ void snd_set_playback_latency(RedClient *client, uint32_t latency)
}
}
-static int snd_desired_audio_mode(int client_can_celt)
+static int snd_desired_audio_mode(int frequency, int client_can_celt, int client_can_opus)
{
if (! playback_compression)
return SPICE_AUDIO_DATA_MODE_RAW;
- if (client_can_celt && snd_codec_is_capable(SPICE_AUDIO_DATA_MODE_CELT_0_5_1))
+ if (client_can_opus && snd_codec_is_capable(SPICE_AUDIO_DATA_MODE_OPUS, frequency))
+ return SPICE_AUDIO_DATA_MODE_OPUS;
+
+ if (client_can_celt && snd_codec_is_capable(SPICE_AUDIO_DATA_MODE_CELT_0_5_1, frequency))
return SPICE_AUDIO_DATA_MODE_CELT_0_5_1;
return SPICE_AUDIO_DATA_MODE_RAW;
@@ -1199,10 +1221,12 @@ static void snd_set_playback_peer(RedChannel *channel, RedClient *client, RedsSt
int client_can_celt = red_channel_client_test_remote_cap(playback_channel->base.channel_client,
SPICE_PLAYBACK_CAP_CELT_0_5_1);
- int desired_mode = snd_desired_audio_mode(client_can_celt);
+ int client_can_opus = red_channel_client_test_remote_cap(playback_channel->base.channel_client,
+ SPICE_PLAYBACK_CAP_OPUS);
+ int desired_mode = snd_desired_audio_mode(st->frequency, client_can_celt, client_can_opus);
playback_channel->mode = SPICE_AUDIO_DATA_MODE_RAW;
if (desired_mode != SPICE_AUDIO_DATA_MODE_RAW) {
- if (snd_codec_create(&playback_channel->codec, desired_mode, SPICE_INTERFACE_PLAYBACK_FREQ, SND_CODEC_ENCODE) == SND_CODEC_OK) {
+ if (snd_codec_create(&playback_channel->codec, desired_mode, st->frequency, SND_CODEC_ENCODE) == SND_CODEC_OK) {
playback_channel->mode = desired_mode;
} else {
spice_printerr("create encoder failed");
@@ -1340,6 +1364,54 @@ SPICE_GNUC_VISIBLE uint32_t spice_server_record_get_samples(SpiceRecordInstance
return len;
}
+SPICE_GNUC_VISIBLE uint32_t spice_server_get_best_playback_rate(SpicePlaybackInstance *sin)
+{
+ int client_can_opus = TRUE;
+ if (sin && sin->st->worker.connection) {
+ SndChannel *channel = sin->st->worker.connection;
+ PlaybackChannel *playback_channel = SPICE_CONTAINEROF(channel, PlaybackChannel, base);
+ client_can_opus = red_channel_client_test_remote_cap(playback_channel->base.channel_client,
+ SPICE_PLAYBACK_CAP_OPUS);
+ }
+
+ if (client_can_opus && snd_codec_is_capable(SPICE_AUDIO_DATA_MODE_OPUS, SND_CODEC_ANY_FREQUENCY))
+ return SND_CODEC_OPUS_PLAYBACK_FREQ;
+
+ return SND_CODEC_CELT_PLAYBACK_FREQ;
+}
+
+SPICE_GNUC_VISIBLE void spice_server_set_playback_rate(SpicePlaybackInstance *sin, uint32_t frequency)
+{
+ RedChannel *channel = sin->st->worker.base_channel;
+ sin->st->frequency = frequency;
+ if (channel && snd_codec_is_capable(SPICE_AUDIO_DATA_MODE_OPUS, frequency))
+ red_channel_set_cap(channel, SPICE_PLAYBACK_CAP_OPUS);
+}
+
+SPICE_GNUC_VISIBLE uint32_t spice_server_get_best_record_rate(SpiceRecordInstance *sin)
+{
+ int client_can_opus = TRUE;
+ if (sin && sin->st->worker.connection) {
+ SndChannel *channel = sin->st->worker.connection;
+ RecordChannel *record_channel = SPICE_CONTAINEROF(channel, RecordChannel, base);
+ client_can_opus = red_channel_client_test_remote_cap(record_channel->base.channel_client,
+ SPICE_RECORD_CAP_OPUS);
+ }
+
+ if (client_can_opus && snd_codec_is_capable(SPICE_AUDIO_DATA_MODE_OPUS, SND_CODEC_ANY_FREQUENCY))
+ return SND_CODEC_OPUS_PLAYBACK_FREQ;
+
+ return SND_CODEC_CELT_PLAYBACK_FREQ;
+}
+
+SPICE_GNUC_VISIBLE void spice_server_set_record_rate(SpiceRecordInstance *sin, uint32_t frequency)
+{
+ RedChannel *channel = sin->st->worker.base_channel;
+ sin->st->frequency = frequency;
+ if (channel && snd_codec_is_capable(SPICE_AUDIO_DATA_MODE_OPUS, frequency))
+ red_channel_set_cap(channel, SPICE_PLAYBACK_CAP_OPUS);
+}
+
static void on_new_record_channel(SndWorker *worker)
{
RecordChannel *record_channel = (RecordChannel *)worker->connection;
@@ -1386,17 +1458,7 @@ static void snd_set_record_peer(RedChannel *channel, RedClient *client, RedsStre
return;
}
- int client_can_celt = red_channel_client_test_remote_cap(record_channel->base.channel_client,
- SPICE_RECORD_CAP_CELT_0_5_1);
- int desired_mode = snd_desired_audio_mode(client_can_celt);
record_channel->mode = SPICE_AUDIO_DATA_MODE_RAW;
- if (desired_mode != SPICE_AUDIO_DATA_MODE_RAW) {
- if (snd_codec_create(&record_channel->codec, desired_mode, SPICE_INTERFACE_RECORD_FREQ, SND_CODEC_DECODE) == SND_CODEC_OK) {
- record_channel->mode = desired_mode;
- } else {
- spice_printerr("create decoder failed");
- }
- }
worker->connection = &record_channel->base;
@@ -1451,6 +1513,7 @@ void snd_attach_playback(SpicePlaybackInstance *sin)
sin->st = spice_new0(SpicePlaybackState, 1);
sin->st->sin = sin;
playback_worker = &sin->st->worker;
+ sin->st->frequency = SND_CODEC_CELT_PLAYBACK_FREQ; /* Default to the legacy rate */
// TODO: Make RedChannel base of worker? instead of assigning it to channel->data
channel = red_channel_create_dummy(sizeof(RedChannel), SPICE_CHANNEL_PLAYBACK, 0);
@@ -1462,7 +1525,7 @@ void snd_attach_playback(SpicePlaybackInstance *sin)
red_channel_register_client_cbs(channel, &client_cbs);
red_channel_set_data(channel, playback_worker);
- if (snd_codec_is_capable(SPICE_AUDIO_DATA_MODE_CELT_0_5_1))
+ if (snd_codec_is_capable(SPICE_AUDIO_DATA_MODE_CELT_0_5_1, SND_CODEC_ANY_FREQUENCY))
red_channel_set_cap(channel, SPICE_PLAYBACK_CAP_CELT_0_5_1);
red_channel_set_cap(channel, SPICE_PLAYBACK_CAP_VOLUME);
@@ -1481,6 +1544,7 @@ void snd_attach_record(SpiceRecordInstance *sin)
sin->st = spice_new0(SpiceRecordState, 1);
sin->st->sin = sin;
record_worker = &sin->st->worker;
+ sin->st->frequency = SND_CODEC_CELT_PLAYBACK_FREQ; /* Default to the legacy rate */
// TODO: Make RedChannel base of worker? instead of assigning it to channel->data
channel = red_channel_create_dummy(sizeof(RedChannel), SPICE_CHANNEL_RECORD, 0);
@@ -1491,7 +1555,7 @@ void snd_attach_record(SpiceRecordInstance *sin)
client_cbs.migrate = snd_record_migrate_channel_client;
red_channel_register_client_cbs(channel, &client_cbs);
red_channel_set_data(channel, record_worker);
- if (snd_codec_is_capable(SPICE_AUDIO_DATA_MODE_CELT_0_5_1))
+ if (snd_codec_is_capable(SPICE_AUDIO_DATA_MODE_CELT_0_5_1, SND_CODEC_ANY_FREQUENCY))
red_channel_set_cap(channel, SPICE_RECORD_CAP_CELT_0_5_1);
red_channel_set_cap(channel, SPICE_RECORD_CAP_VOLUME);
@@ -1544,9 +1608,12 @@ void snd_set_playback_compression(int on)
for (; now; now = now->next) {
if (now->base_channel->type == SPICE_CHANNEL_PLAYBACK && now->connection) {
PlaybackChannel* playback = (PlaybackChannel*)now->connection;
- int desired_mode = snd_desired_audio_mode(
- red_channel_client_test_remote_cap(now->connection->channel_client, SPICE_PLAYBACK_CAP_CELT_0_5_1)
- );
+ SpicePlaybackState *st = SPICE_CONTAINEROF(now, SpicePlaybackState, worker);
+ int client_can_celt = red_channel_client_test_remote_cap(playback->base.channel_client,
+ SPICE_PLAYBACK_CAP_CELT_0_5_1);
+ int client_can_opus = red_channel_client_test_remote_cap(playback->base.channel_client,
+ SPICE_PLAYBACK_CAP_OPUS);
+ int desired_mode = snd_desired_audio_mode(st->frequency, client_can_opus, client_can_celt);
if (playback->mode != desired_mode) {
playback->mode = desired_mode;
snd_set_command(now->connection, SND_PLAYBACK_MODE_MASK);
diff --git a/server/spice-server.syms b/server/spice-server.syms
index 4f2dc37..2193811 100644
--- a/server/spice-server.syms
+++ b/server/spice-server.syms
@@ -145,3 +145,11 @@ SPICE_SERVER_0.12.4 {
global:
spice_server_set_agent_file_xfer;
} SPICE_SERVER_0.12.3;
+
+SPICE_SERVER_0.12.5 {
+global:
+ spice_server_get_best_playback_rate;
+ spice_server_set_playback_rate;
+ spice_server_get_best_record_rate;
+ spice_server_set_record_rate;
+} SPICE_SERVER_0.12.4;
diff --git a/server/spice.h b/server/spice.h
index b645112..c648a1d 100644
--- a/server/spice.h
+++ b/server/spice.h
@@ -24,7 +24,7 @@
#include <spice/vd_agent.h>
#include <spice/macros.h>
-#define SPICE_SERVER_VERSION 0x000c04 /* release 0.12.4 */
+#define SPICE_SERVER_VERSION 0x000c05 /* release 0.12.5 */
#ifdef SPICE_SERVER_INTERNAL
#undef SPICE_GNUC_DEPRECATED
@@ -333,7 +333,7 @@ struct SpiceTabletInstance {
#define SPICE_INTERFACE_PLAYBACK "playback"
#define SPICE_INTERFACE_PLAYBACK_MAJOR 1
-#define SPICE_INTERFACE_PLAYBACK_MINOR 2
+#define SPICE_INTERFACE_PLAYBACK_MINOR 3
typedef struct SpicePlaybackInterface SpicePlaybackInterface;
typedef struct SpicePlaybackInstance SpicePlaybackInstance;
typedef struct SpicePlaybackState SpicePlaybackState;
@@ -342,7 +342,7 @@ enum {
SPICE_INTERFACE_AUDIO_FMT_S16 = 1,
};
-#define SPICE_INTERFACE_PLAYBACK_FREQ 44100
+#define SPICE_INTERFACE_PLAYBACK_FREQ 48000
#define SPICE_INTERFACE_PLAYBACK_CHAN 2
#define SPICE_INTERFACE_PLAYBACK_FMT SPICE_INTERFACE_AUDIO_FMT_S16
@@ -367,12 +367,12 @@ void spice_server_playback_set_mute(SpicePlaybackInstance *sin, uint8_t mute);
#define SPICE_INTERFACE_RECORD "record"
#define SPICE_INTERFACE_RECORD_MAJOR 2
-#define SPICE_INTERFACE_RECORD_MINOR 2
+#define SPICE_INTERFACE_RECORD_MINOR 3
typedef struct SpiceRecordInterface SpiceRecordInterface;
typedef struct SpiceRecordInstance SpiceRecordInstance;
typedef struct SpiceRecordState SpiceRecordState;
-#define SPICE_INTERFACE_RECORD_FREQ 44100
+#define SPICE_INTERFACE_RECORD_FREQ 48000
#define SPICE_INTERFACE_RECORD_CHAN 2
#define SPICE_INTERFACE_RECORD_FMT SPICE_INTERFACE_AUDIO_FMT_S16
@@ -393,6 +393,11 @@ void spice_server_record_set_volume(SpiceRecordInstance *sin,
uint8_t nchannels, uint16_t *volume);
void spice_server_record_set_mute(SpiceRecordInstance *sin, uint8_t mute);
+uint32_t spice_server_get_best_playback_rate(SpicePlaybackInstance *sin);
+void spice_server_set_playback_rate(SpicePlaybackInstance *sin, uint32_t frequency);
+uint32_t spice_server_get_best_record_rate(SpiceRecordInstance *sin);
+void spice_server_set_record_rate(SpiceRecordInstance *sin, uint32_t frequency);
+
/* char device interfaces */
#define SPICE_INTERFACE_CHAR_DEVICE "char_device"
--
1.7.10.4
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