From 322980e2e3844abf837dcc8cc5317406b3d8cb94 Mon Sep 17 00:00:00 2001 From: Arun Raghavan Date: Tue, 8 Mar 2011 23:30:24 +0530 Subject: introspect: Get formats for sinks This gets the list of supported formats for a sink in pa_context_get_sink_info*(). Also prints these in 'pactl list'. --- PROTOCOL | 8 ++++++++ src/pulse/introspect.c | 34 ++++++++++++++++++++++++++++++++++ src/pulse/introspect.h | 3 +++ src/pulsecore/protocol-native.c | 13 +++++++++++++ src/utils/pactl.c | 11 ++++++++++- 5 files changed, 68 insertions(+), 1 deletion(-) diff --git a/PROTOCOL b/PROTOCOL index d06cb988..419f9936 100644 --- a/PROTOCOL +++ b/PROTOCOL @@ -228,3 +228,11 @@ New fields PA_COMMAND_CREATE_PLAYBACK_STREAM: One new field in reply from PA_COMMAND_CREATE_PLAYBACK_STREAM: format_info format + +New fields in reply from PA_COMMAND_GET_SINK_INFO (and thus +PA_COMMAND_GET_SINK_INFO_LIST) + + uint8_t n_formats + format_info format1 + ... + format_info formatn diff --git a/src/pulse/introspect.c b/src/pulse/introspect.c index c93fb062..28a6bf4a 100644 --- a/src/pulse/introspect.c +++ b/src/pulse/introspect.c @@ -240,6 +240,33 @@ static void context_get_sink_info_callback(pa_pdispatch *pd, uint32_t command, u } } + if (o->context->version >= 21) { + i.formats = NULL; + + if (pa_tagstruct_getu8(t, &i.n_formats)) { + pa_context_fail(o->context, PA_ERR_PROTOCOL); + pa_proplist_free(i.proplist); + goto finish; + } + + pa_assert(i.n_formats > 0); + i.formats = pa_xnew0(pa_format_info*, i.n_formats); + + for (j = 0; j < i.n_formats; j++) { + i.formats[j] = pa_format_info_new(); + if (pa_tagstruct_get_format_info(t, i.formats[j]) < 0) { + do { + pa_format_info_free(i.formats[j]); + } while (j--); + pa_xfree(i.formats); + + pa_context_fail(o->context, PA_ERR_PROTOCOL); + pa_proplist_free(i.proplist); + goto finish; + } + } + } + i.mute = (int) mute; i.flags = (pa_sink_flags_t) flags; i.state = (pa_sink_state_t) state; @@ -253,6 +280,13 @@ static void context_get_sink_info_callback(pa_pdispatch *pd, uint32_t command, u pa_xfree(i.ports[0]); pa_xfree(i.ports); } + + if (i.formats) { + for (j = 0; j < i.n_formats; j++) + pa_format_info_free(i.formats[j]); + pa_xfree(i.formats); + } + pa_proplist_free(i.proplist); } } diff --git a/src/pulse/introspect.h b/src/pulse/introspect.h index 297b4bac..49c1de63 100644 --- a/src/pulse/introspect.h +++ b/src/pulse/introspect.h @@ -32,6 +32,7 @@ #include #include #include +#include #include /** \page introspect Server Query and Control @@ -230,6 +231,8 @@ typedef struct pa_sink_info { uint32_t n_ports; /**< Number of entries in port array \since 0.9.16 */ pa_sink_port_info** ports; /**< Array of available ports, or NULL. Array is terminated by an entry set to NULL. The number of entries is stored in n_ports \since 0.9.16 */ 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 */ } pa_sink_info; /** Callback prototype for pa_context_get_sink_info_by_name() and friends */ diff --git a/src/pulsecore/protocol-native.c b/src/pulsecore/protocol-native.c index 956670be..f151bd21 100644 --- a/src/pulsecore/protocol-native.c +++ b/src/pulsecore/protocol-native.c @@ -2984,6 +2984,19 @@ static void sink_fill_tagstruct(pa_native_connection *c, pa_tagstruct *t, pa_sin pa_tagstruct_puts(t, sink->active_port ? sink->active_port->name : NULL); } + + if (c->version >= 21) { + uint32_t i; + pa_format_info *f; + pa_idxset *formats = pa_sink_get_formats(sink); + + pa_tagstruct_putu8(t, (uint8_t) pa_idxset_size(formats)); + PA_IDXSET_FOREACH(f, formats, i) { + pa_tagstruct_put_format_info(t, f); + } + + pa_idxset_free(formats, (pa_free2_cb_t) pa_format_info_free2, NULL); + } } static void source_fill_tagstruct(pa_native_connection *c, pa_tagstruct *t, pa_source *source) { diff --git a/src/utils/pactl.c b/src/utils/pactl.c index 194183d4..109d31b9 100644 --- a/src/utils/pactl.c +++ b/src/utils/pactl.c @@ -222,7 +222,8 @@ static void get_sink_info_callback(pa_context *c, const pa_sink_info *i, int is_ cvdb[PA_SW_CVOLUME_SNPRINT_DB_MAX], v[PA_VOLUME_SNPRINT_MAX], vdb[PA_SW_VOLUME_SNPRINT_DB_MAX], - cm[PA_CHANNEL_MAP_SNPRINT_MAX]; + cm[PA_CHANNEL_MAP_SNPRINT_MAX], + f[PA_FORMAT_INFO_SNPRINT_MAX]; char *pl; if (is_last < 0) { @@ -307,6 +308,14 @@ static void get_sink_info_callback(pa_context *c, const pa_sink_info *i, int is_ if (i->active_port) printf(_("\tActive Port: %s\n"), i->active_port->name); + + if (i->formats) { + uint8_t j; + + printf(_("\tFormats:\n")); + for (j = 0; j < i->n_formats; j++) + printf("\t\t%s\n", pa_format_info_snprint(f, sizeof(f), i->formats[j])); + } } static void get_source_info_callback(pa_context *c, const pa_source_info *i, int is_last, void *userdata) { -- cgit v1.2.3