[Spice-devel] [PATCH v3 08/17] sound: Convert SndChannel to GObject
Frediano Ziglio
fziglio at redhat.com
Tue Nov 29 14:57:08 UTC 2016
NOTE: this is not supposed to run!
Just make easy the review, should be squashed to following 2
patches.
Signed-off-by: Frediano Ziglio <fziglio at redhat.com>
---
server/sound.c | 195 +++++++++++++++++++++++++++++++++-----------------
1 file changed, 130 insertions(+), 65 deletions(-)
diff --git a/server/sound.c b/server/sound.c
index d9b69af..a7622be 100644
--- a/server/sound.c
+++ b/server/sound.c
@@ -144,9 +144,14 @@ typedef struct SpiceVolumeState {
int mute;
} SpiceVolumeState;
+#define TYPE_SND_CHANNEL snd_channel_get_type()
+#define SND_CHANNEL(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), TYPE_SND_CHANNEL, SndChannel))
+GType snd_channel_get_type(void) G_GNUC_CONST;
+
/* Base class for SpicePlaybackState and SpiceRecordState */
struct SndChannel {
- RedChannel *base_channel;
+ RedChannel parent;
+
SndChannelClient *connection; /* Only one client is supported */
SndChannel *next; /* For the global SndChannel list */
@@ -155,14 +160,40 @@ struct SndChannel {
uint32_t frequency;
};
+typedef RedChannelClass SndChannelClass;
+
+G_DEFINE_TYPE(SndChannel, snd_channel, RED_TYPE_CHANNEL)
+
+
+typedef struct SpicePlaybackState PlaybackChannel;
+typedef SndChannelClass PlaybackChannelClass;
+
+#define TYPE_PLAYBACK_CHANNEL playback_channel_get_type()
+#define PLAYBACK_CHANNEL(obj) \
+ (G_TYPE_CHECK_INSTANCE_CAST((obj), TYPE_PLAYBACK_CHANNEL, PlaybackChannel))
+GType playback_channel_get_type(void) G_GNUC_CONST;
+
struct SpicePlaybackState {
- struct SndChannel channel;
+ SndChannel channel;
};
+G_DEFINE_TYPE(PlaybackChannel, playback_channel, TYPE_SND_CHANNEL)
+
+
+typedef struct SpiceRecordState RecordChannel;
+typedef SndChannelClass RecordChannelClass;
+
+#define TYPE_RECORD_CHANNEL record_channel_get_type()
+#define RECORD_CHANNEL(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), TYPE_RECORD_CHANNEL, RecordChannel))
+GType record_channel_get_type(void) G_GNUC_CONST;
+
struct SpiceRecordState {
- struct SndChannel channel;
+ SndChannel channel;
};
+G_DEFINE_TYPE(RecordChannel, record_channel, TYPE_SND_CHANNEL)
+
+
typedef struct RecordChannelClient {
SndChannelClient base;
uint32_t samples[RECORD_SAMPLES_SIZE];
@@ -201,7 +232,7 @@ static SndChannelClient *snd_channel_unref(SndChannelClient *client)
static RedsState* snd_channel_get_server(SndChannelClient *client)
{
g_return_val_if_fail(client != NULL, NULL);
- return red_channel_get_server(client->channel->base_channel);
+ return red_channel_get_server(RED_CHANNEL(client->channel));
}
static void snd_disconnect_channel(SndChannelClient *client)
@@ -892,7 +923,7 @@ static SndChannelClient *__new_channel(SndChannel *channel, int size, uint32_t c
#endif
int tos;
MainChannelClient *mcc = red_client_get_main(red_client);
- RedsState *reds = red_channel_get_server(channel->base_channel);
+ RedsState *reds = red_channel_get_server(RED_CHANNEL(channel));
spice_assert(stream);
if ((flags = fcntl(stream->socket, F_GETFL)) == -1) {
@@ -953,7 +984,7 @@ static SndChannelClient *__new_channel(SndChannel *channel, int size, uint32_t c
client->cleanup = cleanup;
client->channel_client =
- dummy_channel_client_create(channel->base_channel, red_client,
+ dummy_channel_client_create(RED_CHANNEL(channel), red_client,
num_common_caps, common_caps, num_caps, caps);
if (!client->channel_client) {
goto error2;
@@ -975,7 +1006,7 @@ static void snd_disconnect_channel_client(RedChannelClient *rcc)
uint32_t type;
spice_assert(red_channel);
- channel = (SndChannel *)g_object_get_data(G_OBJECT(red_channel), "sound-channel");
+ channel = SND_CHANNEL(red_channel);
spice_assert(channel);
g_object_get(red_channel, "channel-type", &type, NULL);
@@ -1126,7 +1157,7 @@ void snd_set_playback_latency(RedClient *client, uint32_t latency)
for (; now; now = now->next) {
uint32_t type;
- g_object_get(now->base_channel, "channel-type", &type, NULL);
+ g_object_get(RED_CHANNEL(now), "channel-type", &type, NULL);
if (type == SPICE_CHANNEL_PLAYBACK && now->connection &&
red_channel_client_get_client(now->connection->channel_client) == client) {
@@ -1161,7 +1192,7 @@ static int snd_desired_audio_mode(int playback_compression, int frequency,
static void on_new_playback_channel(SndChannel *channel, SndChannelClient *snd_channel)
{
- RedsState *reds = red_channel_get_server(channel->base_channel);
+ RedsState *reds = red_channel_get_server(RED_CHANNEL(channel));
spice_assert(snd_channel);
@@ -1193,7 +1224,7 @@ static void snd_set_playback_peer(RedChannel *red_channel, RedClient *client, Re
int migration, int num_common_caps, uint32_t *common_caps,
int num_caps, uint32_t *caps)
{
- SndChannel *channel = g_object_get_data(G_OBJECT(red_channel), "sound-channel");
+ SndChannel *channel = SND_CHANNEL(red_channel);
PlaybackChannelClient *playback_client;
snd_disconnect_channel(channel->connection);
@@ -1249,9 +1280,8 @@ static void snd_record_migrate_channel_client(RedChannelClient *rcc)
SndChannel *channel;
RedChannel *red_channel = red_channel_client_get_channel(rcc);
- spice_debug(NULL);
spice_assert(red_channel);
- channel = (SndChannel *)g_object_get_data(G_OBJECT(red_channel), "sound-channel");
+ channel = SND_CHANNEL(red_channel);
spice_assert(channel);
if (channel->connection) {
@@ -1389,7 +1419,7 @@ static uint32_t snd_get_best_rate(SndChannelClient *client, uint32_t cap_opus)
static void snd_set_rate(SndChannel *channel, uint32_t frequency, uint32_t cap_opus)
{
- RedChannel *client = channel->base_channel;
+ RedChannel *client = RED_CHANNEL(channel);
channel->frequency = frequency;
if (client && snd_codec_is_capable(SPICE_AUDIO_DATA_MODE_OPUS, frequency)) {
red_channel_set_cap(client, cap_opus);
@@ -1439,7 +1469,7 @@ static void snd_set_record_peer(RedChannel *red_channel, RedClient *client, Reds
int migration, int num_common_caps, uint32_t *common_caps,
int num_caps, uint32_t *caps)
{
- SndChannel *channel = g_object_get_data(G_OBJECT(red_channel), "sound-channel");
+ SndChannel *channel = SND_CHANNEL(red_channel);
RecordChannelClient *record_client;
snd_disconnect_channel(channel->connection);
@@ -1474,7 +1504,7 @@ static void snd_playback_migrate_channel_client(RedChannelClient *rcc)
RedChannel *red_channel = red_channel_client_get_channel(rcc);
spice_assert(red_channel);
- channel = (SndChannel *)g_object_get_data(G_OBJECT(red_channel), "sound-channel");
+ channel = SND_CHANNEL(red_channel);
spice_assert(channel);
spice_debug(NULL);
@@ -1504,60 +1534,107 @@ static void remove_channel(SndChannel *channel)
spice_printerr("not found");
}
-void snd_attach_playback(RedsState *reds, SpicePlaybackInstance *sin)
+static void
+snd_channel_init(SndChannel *self)
{
- SndChannel *playback;
- RedChannel *red_channel;
- ClientCbs client_cbs = { NULL, };
+ self->frequency = SND_CODEC_CELT_PLAYBACK_FREQ; /* Default to the legacy rate */
+}
+
+static void
+snd_channel_class_init(SndChannelClass *klass)
+{
+}
- sin->st = spice_new0(SpicePlaybackState, 1);
- playback = &sin->st->channel;
- playback->frequency = SND_CODEC_CELT_PLAYBACK_FREQ; /* Default to the legacy rate */
+static void
+playback_channel_init(PlaybackChannel *self)
+{
+}
- // TODO: Make RedChannel base of channel? instead of assigning it to channel->data
- red_channel = dummy_channel_new(reds, SPICE_CHANNEL_PLAYBACK, 0);
+static void
+playback_channel_constructed(GObject *object)
+{
+ ClientCbs client_cbs = { NULL, };
+ SndChannel *self = SND_CHANNEL(object);
+ RedsState *reds = red_channel_get_server(RED_CHANNEL(self));
+
+ G_OBJECT_CLASS(playback_channel_parent_class)->constructed(object);
- g_object_set_data(G_OBJECT(red_channel), "sound-channel", playback);
client_cbs.connect = snd_set_playback_peer;
client_cbs.disconnect = snd_disconnect_channel_client;
client_cbs.migrate = snd_playback_migrate_channel_client;
- red_channel_register_client_cbs(red_channel, &client_cbs, playback);
+ red_channel_register_client_cbs(RED_CHANNEL(self), &client_cbs, self);
+
+ if (snd_codec_is_capable(SPICE_AUDIO_DATA_MODE_CELT_0_5_1, SND_CODEC_ANY_FREQUENCY)) {
+ red_channel_set_cap(RED_CHANNEL(self), SPICE_PLAYBACK_CAP_CELT_0_5_1);
+ }
+ red_channel_set_cap(RED_CHANNEL(self), SPICE_PLAYBACK_CAP_VOLUME);
- if (snd_codec_is_capable(SPICE_AUDIO_DATA_MODE_CELT_0_5_1, SND_CODEC_ANY_FREQUENCY))
- red_channel_set_cap(red_channel, SPICE_PLAYBACK_CAP_CELT_0_5_1);
+ add_channel(self);
+ reds_register_channel(reds, RED_CHANNEL(self));
+}
- red_channel_set_cap(red_channel, SPICE_PLAYBACK_CAP_VOLUME);
+static void
+playback_channel_class_init(SndChannelClass *klass)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS(klass);
- playback->base_channel = red_channel;
- add_channel(playback);
- reds_register_channel(reds, red_channel);
+ object_class->constructed = playback_channel_constructed;
}
-void snd_attach_record(RedsState *reds, SpiceRecordInstance *sin)
+void snd_attach_playback(RedsState *reds, SpicePlaybackInstance *sin)
{
- SndChannel *record;
- RedChannel *red_channel;
- ClientCbs client_cbs = { NULL, };
+ sin->st = g_object_new(TYPE_PLAYBACK_CHANNEL,
+ "spice-server", reds,
+ "core-interface", reds_get_core_interface(reds),
+ "channel-type", SPICE_CHANNEL_PLAYBACK,
+ "id", 0,
+ NULL);
+}
- sin->st = spice_new0(SpiceRecordState, 1);
- record = &sin->st->channel;
- record->frequency = SND_CODEC_CELT_PLAYBACK_FREQ; /* Default to the legacy rate */
+static void
+record_channel_init(RecordChannel *self)
+{
+}
- // TODO: Make RedChannel base of channel? instead of assigning it to channel->data
- red_channel = dummy_channel_new(reds, SPICE_CHANNEL_RECORD, 0);
+static void
+record_channel_constructed(GObject *object)
+{
+ ClientCbs client_cbs = { NULL, };
+ SndChannel *self = SND_CHANNEL(object);
+ RedsState *reds = red_channel_get_server(RED_CHANNEL(self));
+
+ G_OBJECT_CLASS(record_channel_parent_class)->constructed(object);
- g_object_set_data(G_OBJECT(red_channel), "sound-channel", record);
client_cbs.connect = snd_set_record_peer;
client_cbs.disconnect = snd_disconnect_channel_client;
client_cbs.migrate = snd_record_migrate_channel_client;
- red_channel_register_client_cbs(red_channel, &client_cbs, record);
- if (snd_codec_is_capable(SPICE_AUDIO_DATA_MODE_CELT_0_5_1, SND_CODEC_ANY_FREQUENCY))
- red_channel_set_cap(red_channel, SPICE_RECORD_CAP_CELT_0_5_1);
- red_channel_set_cap(red_channel, SPICE_RECORD_CAP_VOLUME);
+ red_channel_register_client_cbs(RED_CHANNEL(self), &client_cbs, self);
+
+ if (snd_codec_is_capable(SPICE_AUDIO_DATA_MODE_CELT_0_5_1, SND_CODEC_ANY_FREQUENCY)) {
+ red_channel_set_cap(RED_CHANNEL(self), SPICE_RECORD_CAP_CELT_0_5_1);
+ }
+ red_channel_set_cap(RED_CHANNEL(self), SPICE_RECORD_CAP_VOLUME);
- record->base_channel = red_channel;
- add_channel(record);
- reds_register_channel(reds, red_channel);
+ add_channel(self);
+ reds_register_channel(reds, RED_CHANNEL(self));
+}
+
+static void
+record_channel_class_init(SndChannelClass *klass)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS(klass);
+
+ object_class->constructed = record_channel_constructed;
+}
+
+void snd_attach_record(RedsState *reds, SpiceRecordInstance *sin)
+{
+ sin->st = g_object_new(TYPE_RECORD_CHANNEL,
+ "spice-server", reds,
+ "core-interface", reds_get_core_interface(reds),
+ "channel-type", SPICE_CHANNEL_RECORD,
+ "id", 0,
+ NULL);
}
static void snd_detach_common(SndChannel *channel)
@@ -1565,36 +1642,24 @@ static void snd_detach_common(SndChannel *channel)
if (!channel) {
return;
}
- RedsState *reds = red_channel_get_server(channel->base_channel);
+ RedsState *reds = red_channel_get_server(RED_CHANNEL(channel));
remove_channel(channel);
snd_disconnect_channel(channel->connection);
- reds_unregister_channel(reds, channel->base_channel);
- red_channel_destroy(channel->base_channel);
+ reds_unregister_channel(reds, RED_CHANNEL(channel));
free(channel->volume.volume);
channel->volume.volume = NULL;
-}
-
-static void spice_playback_state_free(SpicePlaybackState *st)
-{
- free(st);
+ red_channel_destroy(RED_CHANNEL(channel));
}
void snd_detach_playback(SpicePlaybackInstance *sin)
{
snd_detach_common(&sin->st->channel);
- spice_playback_state_free(sin->st);
-}
-
-static void spice_record_state_free(SpiceRecordState *st)
-{
- free(st);
}
void snd_detach_record(SpiceRecordInstance *sin)
{
snd_detach_common(&sin->st->channel);
- spice_record_state_free(sin->st);
}
void snd_set_playback_compression(int on)
@@ -1603,7 +1668,7 @@ void snd_set_playback_compression(int on)
for (; now; now = now->next) {
uint32_t type;
- g_object_get(now->base_channel, "channel-type", &type, NULL);
+ g_object_get(RED_CHANNEL(now), "channel-type", &type, NULL);
if (type == SPICE_CHANNEL_PLAYBACK && now->connection) {
PlaybackChannelClient* playback = (PlaybackChannelClient*)now->connection;
int client_can_celt = red_channel_client_test_remote_cap(playback->base.channel_client,
--
git-series 0.9.1
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