[pulseaudio-discuss] [PATCH 2/2] pactl: Show the default sink/source in the list command.
David Henningsson
david.henningsson at canonical.com
Tue Jan 29 17:05:29 PST 2013
On 01/29/2013 05:41 PM, poljar (Damir Jelić) wrote:
> This includes exposing the information in the protocol for the
> get sink/source info commands and adding 2 new reply fields for
> these commands.
>
> Update protocol to 28.
> ---
> PROTOCOL | 10 ++++++++++
> configure.ac | 2 +-
> src/modules/module-tunnel.c | 10 ++++++++++
> src/pulse/introspect.c | 14 ++++++++++++++
> src/pulse/introspect.h | 2 ++
> src/pulsecore/protocol-native.c | 18 ++++++++++++++++++
> src/utils/pactl.c | 4 ++++
> 7 files changed, 59 insertions(+), 1 deletion(-)
>
> diff --git a/PROTOCOL b/PROTOCOL
> index 01abeed..d0ea360 100644
> --- a/PROTOCOL
> +++ b/PROTOCOL
> @@ -333,6 +333,16 @@ PA_COMMAND_GET_CARD_INFO(_LIST)):
>
> The field is added once for every port.
>
> +## v28, implemented by >= 3.0
You probably mean >= 4.0 ?
Otherwise looks good (I did a quick read review only, no testing).
(Slightly cleaner to have the pactl changes in a separate patch but I'm
not picky about that.)
> +
> +New field in reply from PA_COMMAND_GET_SINK_INFO (and thus
> +PA_COMMAND_GET_SINK_INFO_LIST)
> + bool sink_default
> +
> +New field in reply from PA_COMMAND_GET_SOURCE_INFO (and thus
> +PA_COMMAND_GET_SOURCE_INFO_LIST)
> + bool source_default
> +
> #### If you just changed the protocol, read this
> ## module-tunnel depends on the sink/source/sink-input/source-input protocol
> ## internals, so if you changed these, you might have broken module-tunnel.
> diff --git a/configure.ac b/configure.ac
> index 6d340fd..89d7ee3 100644
> --- a/configure.ac
> +++ b/configure.ac
> @@ -40,7 +40,7 @@ AC_SUBST(PA_MINOR, pa_minor)
> AC_SUBST(PA_MAJORMINOR, pa_major.pa_minor)
>
> AC_SUBST(PA_API_VERSION, 12)
> -AC_SUBST(PA_PROTOCOL_VERSION, 27)
> +AC_SUBST(PA_PROTOCOL_VERSION, 28)
>
> # The stable ABI for client applications, for the version info x:y:z
> # always will hold y=z
> diff --git a/src/modules/module-tunnel.c b/src/modules/module-tunnel.c
> index 66b9617..993bbb0 100644
> --- a/src/modules/module-tunnel.c
> +++ b/src/modules/module-tunnel.c
> @@ -1063,6 +1063,7 @@ static void sink_info_cb(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_t
> pa_channel_map cm;
> pa_cvolume volume;
> pa_bool_t mute;
> + bool sink_default;
> pa_usec_t latency;
>
> pa_assert(pd);
> @@ -1125,6 +1126,10 @@ static void sink_info_cb(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_t
> if (u->version >= 21 && read_formats(u, t) < 0)
> goto fail;
>
> + if (u->version >=28)
> + if (pa_tagstruct_get_boolean(t, &sink_default) < 0)
> + goto fail;
> +
> if (!pa_tagstruct_eof(t)) {
> pa_log("Packet too long");
> goto fail;
> @@ -1264,6 +1269,7 @@ static void source_info_cb(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa
> pa_channel_map cm;
> pa_cvolume volume;
> pa_bool_t mute;
> + bool source_default;
> pa_usec_t latency, configured_latency;
>
> pa_assert(pd);
> @@ -1324,6 +1330,10 @@ static void source_info_cb(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa
> if (u->version >= 22 && read_formats(u, t) < 0)
> goto fail;
>
> + if (u->version >=28)
> + if (pa_tagstruct_get_boolean(t, &source_default) < 0)
> + goto fail;
> +
> if (!pa_tagstruct_eof(t)) {
> pa_log("Packet too long");
> goto fail;
> diff --git a/src/pulse/introspect.c b/src/pulse/introspect.c
> index e959e96..ff86022 100644
> --- a/src/pulse/introspect.c
> +++ b/src/pulse/introspect.c
> @@ -253,6 +253,13 @@ static void context_get_sink_info_callback(pa_pdispatch *pd, uint32_t command, u
> }
> }
>
> + if (o->context->version >= 28) {
> + bool sink_default;
> + if (pa_tagstruct_get_boolean(t, &sink_default) < 0)
> + goto fail;
> + i.sink_default = (int) sink_default;
> + }
> +
> i.mute = (int) mute;
> i.flags = (pa_sink_flags_t) flags;
> i.state = (pa_sink_state_t) state;
> @@ -548,6 +555,13 @@ static void context_get_source_info_callback(pa_pdispatch *pd, uint32_t command,
> }
> }
>
> + if (o->context->version >= 28) {
> + bool source_default;
> + if (pa_tagstruct_get_boolean(t, &source_default) < 0)
> + goto fail;
> + i.source_default = (int) source_default;
> + }
> +
> i.mute = (int) mute;
> i.flags = (pa_source_flags_t) flags;
> i.state = (pa_source_state_t) state;
> diff --git a/src/pulse/introspect.h b/src/pulse/introspect.h
> index fd6f289..f546955 100644
> --- a/src/pulse/introspect.h
> +++ b/src/pulse/introspect.h
> @@ -233,6 +233,7 @@ typedef struct pa_sink_info {
> pa_sink_port_info* active_port; /**< Pointer to active port in the array, or NULL. \since 0.9.16 */
> uint8_t n_formats; /**< Number of formats supported by the sink. \since 1.0 */
> pa_format_info **formats; /**< Array of formats supported by the sink. \since 1.0 */
> + int sink_default; /**< Default sink flag. \since 4.0 */
> } pa_sink_info;
>
> /** Callback prototype for pa_context_get_sink_info_by_name() and friends */
> @@ -316,6 +317,7 @@ typedef struct pa_source_info {
> pa_source_port_info* active_port; /**< Pointer to active port in the array, or NULL. \since 0.9.16 */
> uint8_t n_formats; /**< Number of formats supported by the source. \since 1.0 */
> pa_format_info **formats; /**< Array of formats supported by the source. \since 1.0 */
> + int source_default; /**< Default source flag. \since 4.0 */
> } pa_source_info;
>
> /** Callback prototype for pa_context_get_source_info_by_name() and friends */
> diff --git a/src/pulsecore/protocol-native.c b/src/pulsecore/protocol-native.c
> index 88808bf..37d2c17 100644
> --- a/src/pulsecore/protocol-native.c
> +++ b/src/pulsecore/protocol-native.c
> @@ -3145,6 +3145,15 @@ static void sink_fill_tagstruct(pa_native_connection *c, pa_tagstruct *t, pa_sin
>
> pa_idxset_free(formats, (pa_free2_cb_t) pa_format_info_free2, NULL);
> }
> +
> + if (c->version >= 28) {
> + bool sink_default = false;
> +
> + if (sink == pa_namereg_get_default_sink(sink->core))
> + sink_default = true;
> +
> + pa_tagstruct_put_boolean(t, sink_default);
> + }
> }
>
> static void source_fill_tagstruct(pa_native_connection *c, pa_tagstruct *t, pa_source *source) {
> @@ -3215,6 +3224,15 @@ static void source_fill_tagstruct(pa_native_connection *c, pa_tagstruct *t, pa_s
>
> pa_idxset_free(formats, (pa_free2_cb_t) pa_format_info_free2, NULL);
> }
> +
> + if (c->version >= 28) {
> + bool source_default = false;
> +
> + if (source == pa_namereg_get_default_source(source->core))
> + source_default = true;
> +
> + pa_tagstruct_put_boolean(t, source_default);
> + }
> }
>
> static void client_fill_tagstruct(pa_native_connection *c, pa_tagstruct *t, pa_client *client) {
> diff --git a/src/utils/pactl.c b/src/utils/pactl.c
> index b255ca2..6ec4211 100644
> --- a/src/utils/pactl.c
> +++ b/src/utils/pactl.c
> @@ -282,6 +282,7 @@ static void get_sink_info_callback(pa_context *c, const pa_sink_info *i, int is_
> "\tState: %s\n"
> "\tName: %s\n"
> "\tDescription: %s\n"
> + "\tDefault: %s\n"
> "\tDriver: %s\n"
> "\tSample Specification: %s\n"
> "\tChannel Map: %s\n"
> @@ -298,6 +299,7 @@ static void get_sink_info_callback(pa_context *c, const pa_sink_info *i, int is_
> state_table[1+i->state],
> i->name,
> pa_strnull(i->description),
> + pa_yes_no(i->sink_default),
> pa_strnull(i->driver),
> pa_sample_spec_snprint(s, sizeof(s), &i->sample_spec),
> pa_channel_map_snprint(cm, sizeof(cm), &i->channel_map),
> @@ -395,6 +397,7 @@ static void get_source_info_callback(pa_context *c, const pa_source_info *i, int
> "\tState: %s\n"
> "\tName: %s\n"
> "\tDescription: %s\n"
> + "\tDefault: %s\n"
> "\tDriver: %s\n"
> "\tSample Specification: %s\n"
> "\tChannel Map: %s\n"
> @@ -411,6 +414,7 @@ static void get_source_info_callback(pa_context *c, const pa_source_info *i, int
> state_table[1+i->state],
> i->name,
> pa_strnull(i->description),
> + pa_yes_no(i->source_default),
> pa_strnull(i->driver),
> pa_sample_spec_snprint(s, sizeof(s), &i->sample_spec),
> pa_channel_map_snprint(cm, sizeof(cm), &i->channel_map),
>
--
David Henningsson, Canonical Ltd.
https://launchpad.net/~diwic
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