From 2f28e071c82df90ec407e94f11fc2cb2ac95761e Mon Sep 17 00:00:00 2001
From: wm4 <wm4@nowhere>
Date: Fri, 10 Oct 2014 19:46:21 +0200
Subject: command: make audio device list available to the client API

---
 player/command.c | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)

(limited to 'player')

diff --git a/player/command.c b/player/command.c
index 3a280e1353..ba223bb870 100644
--- a/player/command.c
+++ b/player/command.c
@@ -84,6 +84,8 @@ struct command_ctx {
     // bitmap list can be manipulated without additional synchronization.
     struct sub_bitmaps overlay_osd[2];
     struct sub_bitmaps *overlay_osd_current;
+
+    struct ao_device_list *cached_ao_devices;
 };
 
 struct overlay {
@@ -1308,6 +1310,35 @@ static int mp_property_volrestore(void *ctx, struct m_property *prop,
     return mp_property_generic_option(mpctx, prop, action, arg);
 }
 
+static int get_device_entry(int item, int action, void *arg, void *ctx)
+{
+    struct ao_device_list *list = ctx;
+    struct ao_device_desc *entry = &list->devices[item];
+
+    struct m_sub_property props[] = {
+        {"name",        SUB_PROP_STR(entry->name)},
+        {"description", SUB_PROP_STR(entry->desc)},
+        {0}
+    };
+
+    return m_property_read_sub(props, action, arg);
+}
+
+static int mp_property_audio_devices(void *ctx, struct m_property *prop,
+                                     int action, void *arg)
+{
+    struct MPContext *mpctx = ctx;
+    struct command_ctx *cmd = mpctx->command_ctx;
+    if (!cmd->cached_ao_devices)
+        cmd->cached_ao_devices = ao_get_device_list(mpctx->global);
+    if (!cmd->cached_ao_devices)
+        return M_PROPERTY_ERROR;
+    talloc_steal(cmd, cmd->cached_ao_devices);
+
+    return m_property_read_list(action, arg, cmd->cached_ao_devices->num_devices,
+                                get_device_entry, cmd->cached_ao_devices);
+}
+
 /// Audio delay (RW)
 static int mp_property_audio_delay(void *ctx, struct m_property *prop,
                                    int action, void *arg)
@@ -2794,6 +2825,7 @@ static const struct m_property mp_properties[] = {
     {"aid", mp_property_audio},
     {"balance", mp_property_balance},
     {"volume-restore-data", mp_property_volrestore},
+    {"audio-device-list", mp_property_audio_devices},
 
     // Video
     {"fullscreen", mp_property_fullscreen},
-- 
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