[pulseaudio-discuss] [PATCH 4/4] volume ramp: add client api support for volume ramping

Flavio Ceolin flavio.ceolin at profusion.mobi
Tue Aug 14 15:08:25 PDT 2012


"Jaska Uimonen" <jaska.uimonen at helsinki.fi> writes:
Hi Jaska,

> Hello,
>
> Yeah I was adding this "start ramp muted"
> in quite late stage and was not paying attention...
> I was also little bit confused about this version
> "jungle" :)
>
> Anyway the idea was only to add it to playback side.
>
> I guess the problem will go away if I remove setting
> the flag later in the recording side?
>

I think so, but you'll need changing the function
command_create_playback_stream (protocol-native.c) to get this flag
after the format's flag.

> if (s->context->version >= 22 && s->direction == PA_STREAM_RECORD) {
>         pa_tagstruct_put_cvolume(t, volume);
>         pa_tagstruct_put_boolean(t, flags & PA_STREAM_START_MUTED);
>         pa_tagstruct_put_boolean(t, volume_set);
>         pa_tagstruct_put_boolean(t, flags &
> (PA_STREAM_START_MUTED|PA_STREAM_START_UNMUTED));
>         pa_tagstruct_put_boolean(t, flags & PA_STREAM_RELATIVE_VOLUME);
>         pa_tagstruct_put_boolean(t, flags & (PA_STREAM_PASSTHROUGH));
>     }
>
> br,
> Jaska
>
>
>
>
>
> Quoting "Flavio Ceolin" <flavio.ceolin at profusion.mobi>:
>
>> Hi Jaska,
>>
>> Jaska Uimonen <jaska.uimonen at helsinki.fi> writes:
>>
>>> From: Jaska Uimonen <jaska.uimonen at helsinki.fi>
>>>
>>> ---
>>>  src/map-file                    |    3 +
>>>  src/pulse/introspect.c          |   83 ++++++++++++++++++++++++++++++++++++
>>>  src/pulse/introspect.h          |    9 ++++
>>>  src/pulse/stream.c              |    5 ++-
>>>  src/pulsecore/native-common.h   |    3 +
>>>  src/pulsecore/pdispatch.c       |    2 +
>>>  src/pulsecore/protocol-native.c |   88
>>> ++++++++++++++++++++++++++++++++++++++-
>>>  7 files changed, 190 insertions(+), 3 deletions(-)
>>>
>>> diff --git a/src/map-file b/src/map-file
>>> index 69cf25b..2e2791a 100644
>>> --- a/src/map-file
>>> +++ b/src/map-file
>>> @@ -91,12 +91,15 @@ pa_context_set_event_callback;
>>>  pa_context_set_name;
>>>  pa_context_set_sink_input_mute;
>>>  pa_context_set_sink_input_volume;
>>> +pa_context_set_sink_input_volume_ramp;
>>>  pa_context_set_sink_mute_by_index;
>>>  pa_context_set_sink_mute_by_name;
>>>  pa_context_set_sink_port_by_index;
>>>  pa_context_set_sink_port_by_name;
>>>  pa_context_set_sink_volume_by_index;
>>>  pa_context_set_sink_volume_by_name;
>>> +pa_context_set_sink_volume_ramp_by_index;
>>> +pa_context_set_sink_volume_ramp_by_name;
>>>  pa_context_set_source_output_mute;
>>>  pa_context_set_source_output_volume;
>>>  pa_context_set_source_mute_by_index;
>>> diff --git a/src/pulse/introspect.c b/src/pulse/introspect.c
>>> index 38a9d1c..6d13d8f 100644
>>> --- a/src/pulse/introspect.c
>>> +++ b/src/pulse/introspect.c
>>> @@ -1412,6 +1412,62 @@ pa_operation*
>>> pa_context_set_sink_volume_by_name(pa_context *c, const char *name
>>>      return o;
>>>  }
>>>
>>> +pa_operation* pa_context_set_sink_volume_ramp_by_index(pa_context
>>> *c, uint32_t idx, const pa_cvolume *volume, uint32_t time, int
>>> type, pa_context_success_cb_t cb, void *userdata) {
>>> +    pa_operation *o;
>>> +    pa_tagstruct *t;
>>> +    uint32_t tag;
>>> +
>>> +    pa_assert(c);
>>> +    pa_assert(PA_REFCNT_VALUE(c) >= 1);
>>> +    pa_assert(volume);
>>> +
>>> +    PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
>>> +    PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY,
>>> PA_ERR_BADSTATE);
>>> +    PA_CHECK_VALIDITY_RETURN_NULL(c, pa_cvolume_valid(volume),
>>> PA_ERR_INVALID);
>>> +
>>> +    o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
>>> +
>>> +    t = pa_tagstruct_command(c, PA_COMMAND_SET_SINK_VOLUME_RAMP, &tag);
>>> +    pa_tagstruct_putu32(t, idx);
>>> +    pa_tagstruct_puts(t, NULL);
>>> +    pa_tagstruct_put_cvolume(t, volume);
>>> +    pa_tagstruct_putu32(t, time);
>>> +    pa_tagstruct_putu8(t, type);
>>> +    pa_pstream_send_tagstruct(c->pstream, t);
>>> +    pa_pdispatch_register_reply(c->pdispatch, tag,
>>> DEFAULT_TIMEOUT, pa_context_simple_ack_callback,
>>> pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
>>> +
>>> +    return o;
>>> +}
>>> +
>>> +pa_operation* pa_context_set_sink_volume_ramp_by_name(pa_context
>>> *c, const char *name, const pa_cvolume *volume, uint32_t time, int
>>> type, pa_context_success_cb_t cb, void *userdata) {
>>> +    pa_operation *o;
>>> +    pa_tagstruct *t;
>>> +    uint32_t tag;
>>> +
>>> +    pa_assert(c);
>>> +    pa_assert(PA_REFCNT_VALUE(c) >= 1);
>>> +    pa_assert(name);
>>> +    pa_assert(volume);
>>> +
>>> +    PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
>>> +    PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY,
>>> PA_ERR_BADSTATE);
>>> +    PA_CHECK_VALIDITY_RETURN_NULL(c, pa_cvolume_valid(volume),
>>> PA_ERR_INVALID);
>>> +    PA_CHECK_VALIDITY_RETURN_NULL(c, !name || *name, PA_ERR_INVALID);
>>> +
>>> +    o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
>>> +
>>> +    t = pa_tagstruct_command(c, PA_COMMAND_SET_SINK_VOLUME_RAMP, &tag);
>>> +    pa_tagstruct_putu32(t, PA_INVALID_INDEX);
>>> +    pa_tagstruct_puts(t, name);
>>> +    pa_tagstruct_put_cvolume(t, volume);
>>> +    pa_tagstruct_putu32(t, time);
>>> +    pa_tagstruct_putu8(t, type);
>>> +    pa_pstream_send_tagstruct(c->pstream, t);
>>> +    pa_pdispatch_register_reply(c->pdispatch, tag,
>>> DEFAULT_TIMEOUT, pa_context_simple_ack_callback,
>>> pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
>>> +
>>> +    return o;
>>> +}
>>> +
>>>  pa_operation* pa_context_set_sink_mute_by_index(pa_context *c,
>>> uint32_t idx, int mute, pa_context_success_cb_t cb, void *userdata)
>>> {
>>>      pa_operation *o;
>>>      pa_tagstruct *t;
>>> @@ -1509,6 +1565,33 @@ pa_operation*
>>> pa_context_set_sink_input_mute(pa_context *c, uint32_t idx, int mu
>>>      return o;
>>>  }
>>>
>>> +pa_operation* pa_context_set_sink_input_volume_ramp(pa_context *c,
>>> uint32_t idx, const pa_cvolume *volume, uint32_t time, int type,
>>> pa_context_success_cb_t cb, void *userdata) {
>>> +    pa_operation *o;
>>> +    pa_tagstruct *t;
>>> +    uint32_t tag;
>>> +
>>> +    pa_assert(c);
>>> +    pa_assert(PA_REFCNT_VALUE(c) >= 1);
>>> +    pa_assert(volume);
>>> +
>>> +    PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
>>> +    PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY,
>>> PA_ERR_BADSTATE);
>>> +    PA_CHECK_VALIDITY_RETURN_NULL(c, pa_cvolume_valid(volume),
>>> PA_ERR_INVALID);
>>> +
>>> +    o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
>>> +
>>> +    t = pa_tagstruct_command(c,
>>> PA_COMMAND_SET_SINK_INPUT_VOLUME_RAMP, &tag);
>>> +    pa_tagstruct_putu32(t, idx);
>>> +    pa_tagstruct_puts(t, NULL);
>>> +    pa_tagstruct_put_cvolume(t, volume);
>>> +    pa_tagstruct_putu32(t, time);
>>> +    pa_tagstruct_putu8(t, type);
>>> +    pa_pstream_send_tagstruct(c->pstream, t);
>>> +    pa_pdispatch_register_reply(c->pdispatch, tag,
>>> DEFAULT_TIMEOUT, pa_context_simple_ack_callback,
>>> pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
>>> +
>>> +    return o;
>>> +}
>>> +
>>>  pa_operation* pa_context_set_source_volume_by_index(pa_context *c,
>>> uint32_t idx, const pa_cvolume *volume, pa_context_success_cb_t cb,
>>> void *userdata) {
>>>      pa_operation *o;
>>>      pa_tagstruct *t;
>>> diff --git a/src/pulse/introspect.h b/src/pulse/introspect.h
>>> index 0072f5d..3098141 100644
>>> --- a/src/pulse/introspect.h
>>> +++ b/src/pulse/introspect.h
>>> @@ -259,6 +259,12 @@ pa_operation*
>>> pa_context_set_sink_mute_by_index(pa_context *c, uint32_t idx, int
>>>  /** Set the mute switch of a sink device specified by its name */
>>>  pa_operation* pa_context_set_sink_mute_by_name(pa_context *c,
>>> const char *name, int mute, pa_context_success_cb_t cb, void
>>> *userdata);
>>>
>>> +/** Set the volume ramp of a sink device specified by its index */
>>> +pa_operation* pa_context_set_sink_volume_ramp_by_index(pa_context
>>> *c, uint32_t idx, const pa_cvolume *volume, uint32_t time, int
>>> type, pa_context_success_cb_t cb, void *userdata);
>>> +
>>> +/** Set the volume ramp of a sink device specified by its name */
>>> +pa_operation* pa_context_set_sink_volume_ramp_by_name(pa_context
>>> *c, const char *name, const pa_cvolume *volume, uint32_t time, int
>>> type, pa_context_success_cb_t cb, void *userdata);
>>> +
>>>  /** Suspend/Resume a sink. \since 0.9.7 */
>>>  pa_operation* pa_context_suspend_sink_by_name(pa_context *c, const
>>> char *sink_name, int suspend, pa_context_success_cb_t cb, void*
>>> userdata);
>>>
>>> @@ -554,6 +560,9 @@ pa_operation*
>>> pa_context_set_sink_input_mute(pa_context *c, uint32_t idx, int mu
>>>  /** Kill a sink input. */
>>>  pa_operation* pa_context_kill_sink_input(pa_context *c, uint32_t
>>> idx, pa_context_success_cb_t cb, void *userdata);
>>>
>>> +/** Set the volume ramp of a sink input specified by its index */
>>> +pa_operation* pa_context_set_sink_input_volume_ramp(pa_context *c,
>>> uint32_t idx, const pa_cvolume *volume, uint32_t time, int type,
>>> pa_context_success_cb_t cb, void *userdata);
>>> +
>>>  /** @} */
>>>
>>>  /** @{ \name Source Outputs */
>>> diff --git a/src/pulse/stream.c b/src/pulse/stream.c
>>> index 39338c1..1bfe108 100644
>>> --- a/src/pulse/stream.c
>>> +++ b/src/pulse/stream.c
>>> @@ -1202,7 +1202,8 @@ static int create_stream(
>>>                                                PA_STREAM_START_UNMUTED|
>>>                                                PA_STREAM_FAIL_ON_SUSPEND|
>>>                                                PA_STREAM_RELATIVE_VOLUME|
>>> -
>>> PA_STREAM_PASSTHROUGH)), PA_ERR_INVALID);
>>> +                                              PA_STREAM_PASSTHROUGH|
>>> +
>>> PA_STREAM_START_RAMP_MUTED)), PA_ERR_INVALID);
>>>
>>>
>>>      PA_CHECK_VALIDITY(s->context, s->context->version >= 12 ||
>>> !(flags & PA_STREAM_VARIABLE_RATE), PA_ERR_NOTSUPPORTED);
>>> @@ -1350,6 +1351,8 @@ static int create_stream(
>>>      if ((s->context->version >= 21 && s->direction == PA_STREAM_PLAYBACK)
>>>          || s->context->version >= 22) {
>>>
>>> +	pa_tagstruct_put_boolean(t, flags & (PA_STREAM_START_RAMP_MUTED));
>>> +
>>
>> Are you sure about to add the ramp for the source too ?
>> If yes, you need to get the property in the function
>> protocol-native.c:command_create_record_stream, otherwise it'll fail
>> when getting the format.
>> If not, just checking the stream direction before adding the flag.
>>
>> I found this problem, when I tried to run the pavucontrol and pulseaudio
>> shown a message of protocol error.
>>
>>>          pa_tagstruct_putu8(t, s->n_formats);
>>>          for (i = 0; i < s->n_formats; i++)
>>>              pa_tagstruct_put_format_info(t, s->req_formats[i]);
>>> diff --git a/src/pulsecore/native-common.h b/src/pulsecore/native-common.h
>>> index 8fde023..8dda0e5 100644
>>> --- a/src/pulsecore/native-common.h
>>> +++ b/src/pulsecore/native-common.h
>>> @@ -173,6 +173,9 @@ enum {
>>>      PA_COMMAND_SET_SOURCE_OUTPUT_VOLUME,
>>>      PA_COMMAND_SET_SOURCE_OUTPUT_MUTE,
>>>
>>> +    PA_COMMAND_SET_SINK_VOLUME_RAMP,
>>> +    PA_COMMAND_SET_SINK_INPUT_VOLUME_RAMP,
>>> +
>>>      PA_COMMAND_MAX
>>>  };
>>>
>>> diff --git a/src/pulsecore/pdispatch.c b/src/pulsecore/pdispatch.c
>>> index 9a9ef4e..e94cde4 100644
>>> --- a/src/pulsecore/pdispatch.c
>>> +++ b/src/pulsecore/pdispatch.c
>>> @@ -190,6 +190,8 @@ static const char *command_names[PA_COMMAND_MAX] = {
>>>      [PA_COMMAND_SET_SOURCE_OUTPUT_VOLUME] = "SET_SOURCE_OUTPUT_VOLUME",
>>>      [PA_COMMAND_SET_SOURCE_OUTPUT_MUTE] = "SET_SOURCE_OUTPUT_MUTE",
>>>
>>> +    [PA_COMMAND_SET_SINK_VOLUME_RAMP] = "SET_SINK_VOLUME_RAMP",
>>> +    [PA_COMMAND_SET_SINK_INPUT_VOLUME_RAMP] = "SET_SINK_INPUT_VOLUME_RAMP",
>>>  };
>>>
>>>  #endif
>>> diff --git a/src/pulsecore/protocol-native.c
>>> b/src/pulsecore/protocol-native.c
>>> index c24254a..5164c4c 100644
>>> --- a/src/pulsecore/protocol-native.c
>>> +++ b/src/pulsecore/protocol-native.c
>>> @@ -292,6 +292,7 @@ static void
>>> command_remove_proplist(pa_pdispatch *pd, uint32_t command,
>>> uint32_t
>>>  static void command_extension(pa_pdispatch *pd, uint32_t command,
>>> uint32_t tag, pa_tagstruct *t, void *userdata);
>>>  static void command_set_card_profile(pa_pdispatch *pd, uint32_t
>>> command, uint32_t tag, pa_tagstruct *t, void *userdata);
>>>  static void command_set_sink_or_source_port(pa_pdispatch *pd,
>>> uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
>>> +static void command_set_volume_ramp(pa_pdispatch *pd, uint32_t
>>> command, uint32_t tag, pa_tagstruct *t, void *userdata);
>>>
>>>  static const pa_pdispatch_cb_t command_table[PA_COMMAND_MAX] = {
>>>      [PA_COMMAND_ERROR] = NULL,
>>> @@ -393,6 +394,9 @@ static const pa_pdispatch_cb_t
>>> command_table[PA_COMMAND_MAX] = {
>>>      [PA_COMMAND_SET_SINK_PORT] = command_set_sink_or_source_port,
>>>      [PA_COMMAND_SET_SOURCE_PORT] = command_set_sink_or_source_port,
>>>
>>> +    [PA_COMMAND_SET_SINK_VOLUME_RAMP] = command_set_volume_ramp,
>>> +    [PA_COMMAND_SET_SINK_INPUT_VOLUME_RAMP] = command_set_volume_ramp,
>>> +
>>>      [PA_COMMAND_EXTENSION] = command_extension
>>>  };
>>>
>>> @@ -1954,7 +1958,8 @@ static void
>>> command_create_playback_stream(pa_pdispatch *pd, uint32_t command,
>>> u
>>>          muted_set = FALSE,
>>>          fail_on_suspend = FALSE,
>>>          relative_volume = FALSE,
>>> -        passthrough = FALSE;
>>> +        passthrough = FALSE,
>>> +        ramp_muted = FALSE;
>>>
>>>      pa_sink_input_flags_t flags = 0;
>>>      pa_proplist *p = NULL;
>>> @@ -2066,6 +2071,11 @@ static void
>>> command_create_playback_stream(pa_pdispatch *pd, uint32_t command,
>>> u
>>>
>>>      if (c->version >= 21) {
>>>
>>> +        if (pa_tagstruct_get_boolean(t, &ramp_muted) < 0 ) {
>>> +            protocol_error(c);
>>> +            goto finish;
>>> +        }
>>> +
>>>          if (pa_tagstruct_getu8(t, &n_formats) < 0) {
>>>              protocol_error(c);
>>>              goto finish;
>>> @@ -2082,6 +2092,7 @@ static void
>>> command_create_playback_stream(pa_pdispatch *pd, uint32_t command,
>>> u
>>>              }
>>>              pa_idxset_put(formats, format, NULL);
>>>          }
>>> +
>>>      }
>>>
>>>      if (n_formats == 0) {
>>> @@ -2125,7 +2136,8 @@ static void
>>> command_create_playback_stream(pa_pdispatch *pd, uint32_t command,
>>> u
>>>          (variable_rate ? PA_SINK_INPUT_VARIABLE_RATE : 0) |
>>>          (dont_inhibit_auto_suspend ?
>>> PA_SINK_INPUT_DONT_INHIBIT_AUTO_SUSPEND : 0) |
>>>          (fail_on_suspend ?
>>> PA_SINK_INPUT_NO_CREATE_ON_SUSPEND|PA_SINK_INPUT_KILL_ON_SUSPEND :
>>> 0) |
>>> -        (passthrough ? PA_SINK_INPUT_PASSTHROUGH : 0);
>>> +        (passthrough ? PA_SINK_INPUT_PASSTHROUGH : 0) |
>>> +        (ramp_muted ? PA_SINK_INPUT_START_RAMP_MUTED : 0);
>>>
>>>      /* Only since protocol version 15 there's a separate muted_set
>>>       * flag. For older versions we synthesize it here */
>>> @@ -3769,6 +3781,78 @@ static void command_set_volume(
>>>      pa_pstream_send_simple_ack(c->pstream, tag);
>>>  }
>>>
>>> +static void command_set_volume_ramp(
>>> +        pa_pdispatch *pd,
>>> +        uint32_t command,
>>> +        uint32_t tag,
>>> +        pa_tagstruct *t,
>>> +        void *userdata) {
>>> +
>>> +    pa_native_connection *c = PA_NATIVE_CONNECTION(userdata);
>>> +    uint32_t idx;
>>> +    pa_cvolume volume;
>>> +    uint32_t time;
>>> +    uint8_t type;
>>> +    pa_sink *sink = NULL;
>>> +    pa_sink_input *si = NULL;
>>> +    const char *name = NULL;
>>> +    const char *client_name;
>>> +
>>> +    pa_native_connection_assert_ref(c);
>>> +    pa_assert(t);
>>> +
>>> +    if (pa_tagstruct_getu32(t, &idx) < 0 ||
>>> +        (command == PA_COMMAND_SET_SINK_VOLUME_RAMP &&
>>> pa_tagstruct_gets(t, &name) < 0) ||
>>> +	(command == PA_COMMAND_SET_SINK_INPUT_VOLUME_RAMP &&
>>> pa_tagstruct_gets(t, &name) < 0) ||
>>> +        pa_tagstruct_get_cvolume(t, &volume) ||
>>> +	pa_tagstruct_getu32(t, &time) < 0 ||
>>> +	pa_tagstruct_getu8(t, &type) < 0 ||
>>> +        !pa_tagstruct_eof(t)) {
>>> +        protocol_error(c);
>>> +        return;
>>> +    }
>>> +
>>> +    CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS);
>>> +    CHECK_VALIDITY(c->pstream, !name ||
>>> pa_namereg_is_valid_name_or_wildcard(name, command ==
>>> PA_COMMAND_SET_SINK_VOLUME ? PA_NAMEREG_SINK : PA_NAMEREG_SOURCE),
>>> tag, PA_ERR_INVALID);
>>> +    CHECK_VALIDITY(c->pstream, idx != PA_INVALID_INDEX || name,
>>> tag, PA_ERR_INVALID);
>>> +    CHECK_VALIDITY(c->pstream, idx == PA_INVALID_INDEX || !name,
>>> tag, PA_ERR_INVALID);
>>> +    CHECK_VALIDITY(c->pstream, !name || idx == PA_INVALID_INDEX,
>>> tag, PA_ERR_INVALID);
>>> +    CHECK_VALIDITY(c->pstream, pa_cvolume_valid(&volume), tag,
>>> PA_ERR_INVALID);
>>> +
>>> +    switch (command) {
>>> +
>>> +        case PA_COMMAND_SET_SINK_VOLUME_RAMP:
>>> +            if (idx != PA_INVALID_INDEX)
>>> +                sink =
>>> pa_idxset_get_by_index(c->protocol->core->sinks, idx);
>>> +            else
>>> +                sink = pa_namereg_get(c->protocol->core, name,
>>> PA_NAMEREG_SINK);
>>> +            break;
>>> +
>>> +        case PA_COMMAND_SET_SINK_INPUT_VOLUME_RAMP:
>>> +	    si = pa_idxset_get_by_index(c->protocol->core->sink_inputs, idx);
>>> +	    break;
>>> +
>>> +        default:
>>> +	    pa_assert_not_reached();
>>> +    }
>>> +
>>> +    CHECK_VALIDITY(c->pstream, sink || si, tag, PA_ERR_NOENTITY);
>>> +
>>> +    client_name = pa_strnull(pa_proplist_gets(c->client->proplist,
>>> PA_PROP_APPLICATION_PROCESS_BINARY));
>>> +
>>> +    if (sink) {
>>> +        CHECK_VALIDITY(c->pstream, volume.channels == 1 ||
>>> pa_cvolume_compatible(&volume, &sink->sample_spec), tag,
>>> PA_ERR_INVALID);
>>> +        pa_log_debug("Client %s changes volume ramp of sink %s.",
>>> client_name, sink->name);
>>> +        pa_sink_set_volume_ramp(sink, &volume, time, type, TRUE, TRUE);
>>> +    } else if (si) {
>>> +        CHECK_VALIDITY(c->pstream, volume.channels == 1 ||
>>> pa_cvolume_compatible(&volume, &si->sample_spec), tag,
>>> PA_ERR_INVALID);
>>> +        pa_log_debug("Client %s changes volume ramp of sink input
>>> %s.", client_name, pa_strnull(pa_proplist_gets(si->proplist,
>>> PA_PROP_MEDIA_NAME)));
>>> +        pa_sink_input_set_volume_ramp(si, &volume, time, type, TRUE, TRUE);
>>> +    }
>>> +
>>> +    pa_pstream_send_simple_ack(c->pstream, tag);
>>> +}
>>> +
>>>  static void command_set_mute(
>>>          pa_pdispatch *pd,
>>>          uint32_t command,
>>
>> Best Regards,
>> Flavio Ceolin
>> _______________________________________________
>> pulseaudio-discuss mailing list
>> pulseaudio-discuss at lists.freedesktop.org
>> http://lists.freedesktop.org/mailman/listinfo/pulseaudio-discuss
>>
>
>
> _______________________________________________
> pulseaudio-discuss mailing list
> pulseaudio-discuss at lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/pulseaudio-discuss

Btw, thanks for fast answering.

Best Regards,
Flavio Ceolin


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