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From e76140c534dde71424eb9abd1dde69cf14152da5 Mon Sep 17 00:00:00 2001
From: George Kiagiadakis <george.kiagiadakis@collabora.com>
Date: Tue, 28 May 2019 11:46:36 +0300
Subject: [PATCH 2/2] pipewire-cli: add support for printing endpoint info &
params
Note that you have to run:
load-module libpipewire-module-endpoint
before trying to query any endpoints
---
src/tools/pipewire-cli.c | 78 +++++++++++++++++++++++++++++++++++++++-
1 file changed, 77 insertions(+), 1 deletion(-)
diff --git a/src/tools/pipewire-cli.c b/src/tools/pipewire-cli.c
index 521739f6..9511db82 100644
--- a/src/tools/pipewire-cli.c
+++ b/src/tools/pipewire-cli.c
@@ -38,6 +38,8 @@
#include <pipewire/type.h>
#include <pipewire/permission.h>
+#include <extensions/endpoint.h>
+
static const char WHITESPACE[] = " \t";
struct remote_data;
@@ -176,8 +178,12 @@ static void print_params(struct spa_param_info *params, uint32_t n_params, char
return;
}
for (i = 0; i < n_params; i++) {
+ const struct spa_type_info *type_info = spa_type_param;
+ if (params[i].id >= PW_ENDPOINT_PARAM_EnumControl)
+ type_info = endpoint_param_type_info;
+
fprintf(stdout, "%c\t %d (%s) %c%c\n", mark, params[i].id,
- spa_debug_type_find_name(spa_type_param, params[i].id),
+ spa_debug_type_find_name(type_info, params[i].id),
params[i].flags & SPA_PARAM_INFO_READ ? 'r' : '-',
params[i].flags & SPA_PARAM_INFO_WRITE ? 'w' : '-');
}
@@ -641,6 +647,16 @@ static void info_device(struct proxy_data *pd)
info->change_mask = 0;
}
+static void info_endpoint(struct proxy_data *pd)
+{
+ struct pw_endpoint_info *info = pd->info;
+
+ info_global(pd);
+ print_properties(info->props, MARK_CHANGE(1), true);
+ print_params(info->params, info->n_params, MARK_CHANGE(0), true);
+ info->change_mask = 0;
+}
+
static void core_event_info(void *object, const struct pw_core_info *info)
{
struct proxy_data *pd = object;
@@ -708,6 +724,9 @@ static void event_param(void *object, int seq, uint32_t id,
if (spa_pod_is_object_type(param, SPA_TYPE_OBJECT_Format))
spa_debug_format(2, NULL, param);
+ else if (spa_pod_is_object_type(param, PW_ENDPOINT_OBJECT_ParamControl) ||
+ spa_pod_is_object_type(param, PW_ENDPOINT_OBJECT_ParamStream))
+ spa_debug_pod(2, endpoint_param_object_type_info, param);
else
spa_debug_pod(2, NULL, param);
}
@@ -842,6 +861,53 @@ static const struct pw_device_proxy_events device_events = {
.param = event_param
};
+static void endpoint_info_free(struct pw_endpoint_info *info)
+{
+ free(info->params);
+ if (info->props)
+ pw_properties_free ((struct pw_properties *)info->props);
+ free(info);
+}
+
+static void endpoint_event_info(void *object,
+ const struct pw_endpoint_info *update)
+{
+ struct proxy_data *pd = object;
+ struct remote_data *rd = pd->rd;
+ struct pw_endpoint_info *info = pd->info;
+
+ if (!info) {
+ info = pd->info = calloc(1, sizeof(*info));
+ info->id = update->id;
+ }
+ if (update->change_mask & PW_ENDPOINT_CHANGE_MASK_PARAMS) {
+ info->n_params = update->n_params;
+ free(info->params);
+ info->params = malloc(info->n_params * sizeof(struct spa_param_info));
+ memcpy(info->params, update->params,
+ info->n_params * sizeof(struct spa_param_info));
+ }
+ if (update->change_mask & PW_ENDPOINT_CHANGE_MASK_PROPS) {
+ if (info->props)
+ pw_properties_free ((struct pw_properties *)info->props);
+ info->props =
+ (struct spa_dict *) pw_properties_new_dict (update->props);
+ }
+
+ if (pd->global == NULL)
+ pd->global = pw_map_lookup(&rd->globals, info->id);
+ if (pd->global && pd->global->info_pending) {
+ info_endpoint(pd);
+ pd->global->info_pending = false;
+ }
+}
+
+static const struct pw_endpoint_proxy_events endpoint_events = {
+ PW_VERSION_ENDPOINT_PROXY_EVENTS,
+ .info = endpoint_event_info,
+ .param = event_param
+};
+
static void
destroy_proxy (void *data)
{
@@ -928,6 +994,12 @@ static bool bind_global(struct remote_data *rd, struct global *global, char **er
destroy = (pw_destroy_t) pw_link_info_free;
info_func = info_link;
break;
+ case PW_TYPE_INTERFACE_Endpoint:
+ events = &endpoint_events;
+ client_version = PW_VERSION_ENDPOINT;
+ destroy = (pw_destroy_t) endpoint_info_free;
+ info_func = info_endpoint;
+ break;
default:
asprintf(error, "unsupported type %s", spa_debug_type_find_name(pw_type_info(), global->type));
return false;
@@ -1201,6 +1273,10 @@ static bool do_enum_params(struct data *data, const char *cmd, char *args, char
pw_device_proxy_enum_params((struct pw_device_proxy*)global->proxy, 0,
param_id, 0, 0, NULL);
break;
+ case PW_TYPE_INTERFACE_Endpoint:
+ pw_endpoint_proxy_enum_params((struct pw_endpoint_proxy*)global->proxy, 0,
+ param_id, 0, 0, NULL);
+ break;
default:
asprintf(error, "enum-params not implemented on object %d", atoi(a[0]));
return false;
--
2.20.1
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