From bbbeecbaa0d0093ba140bb827a51dd4902721f27 Mon Sep 17 00:00:00 2001
From: irungentoo <irungentoo@gmail.com>
Date: Sat, 8 Nov 2014 21:31:46 -0500
Subject: Group audio starting to take shape.

Some issues still left to solve.
---
 toxav/group.c   | 26 ++++++++++++++++++++++++++
 toxav/group.h   |  2 ++
 toxcore/group.c | 13 ++++++-------
 toxcore/group.h |  9 +++++----
 4 files changed, 39 insertions(+), 11 deletions(-)

diff --git a/toxav/group.c b/toxav/group.c
index 503adc57..e165cb77 100644
--- a/toxav/group.c
+++ b/toxav/group.c
@@ -189,14 +189,39 @@ static Group_AV *new_group_av(unsigned int audio_channels, unsigned int audio_sa
 
 static void group_av_peer_new(void *object, int groupnumber, int friendgroupnumber)
 {
+    Group_Peer_AV *peer_av = calloc(1, sizeof(Group_Peer_AV));
 
+    if (!peer_av)
+        return;
 
+    peer_av->buffer = create_queue(3); //TODO Use variable instead.
 }
 
 static void group_av_peer_delete(void *object, int groupnumber, int friendgroupnumber, void *peer_object)
 {
+    Group_Peer_AV *peer_av = peer_object;
+
+    if (!peer_av)
+        return;
+
+    if (peer_av->audio_decoder)
+        opus_decoder_destroy(peer_av->audio_decoder);
+
+    terminate_queue(peer_av->buffer);
+    free(peer_object);
+}
+
+static int handle_group_audio_packet(void *object, int groupnumber, int friendgroupnumber, void *peer_object,
+                                     const uint8_t *packet, uint16_t length)
+{
+    if (!peer_object || !object)
+        return -1;
 
+    Group_Peer_AV *peer_av = peer_object;
 
+    //TODO: parse packet into Group_Audio_Packet
+    //queue(peer_av->buffer, Group_Audio_Packet *pk)
+    return 0;
 }
 
 static int groupchat_enable_av(Group_Chats *g_c, int groupnumber)
@@ -214,6 +239,7 @@ static int groupchat_enable_av(Group_Chats *g_c, int groupnumber)
         return -1;
     }
 
+    group_lossy_packet_registerhandler(g_c, GROUP_AUDIO_PACKET_ID, &handle_group_audio_packet);
     return 0;
 }
 
diff --git a/toxav/group.h b/toxav/group.h
index 19bb0483..1427fe18 100644
--- a/toxav/group.h
+++ b/toxav/group.h
@@ -23,6 +23,8 @@
 
 #include "../toxcore/group.h"
 
+#define GROUP_AUDIO_PACKET_ID 192
+
 /* Create a new toxav group.
  *
  * return group number on success.
diff --git a/toxcore/group.c b/toxcore/group.c
index 2645416b..5b5455c8 100644
--- a/toxcore/group.c
+++ b/toxcore/group.c
@@ -933,16 +933,15 @@ void g_callback_group_action(Group_Chats *g_c, void (*function)(Messenger *m, in
 }
 
 /* Set handlers for custom lossy packets.
+ *
  * NOTE: Handler must return 0 if packet is to be relayed, -1 if the packet should not be relayed.
  *
- * return -1 on failure.
- * return 0 on success.
+ * Function(void *group object (set with group_set_object), int groupnumber, int friendgroupnumber, void *group peer object (set with group_peer_set_object), const uint8_t *packet, uint16_t length)
  */
-void group_lossy_packet_registerhandler(Group_Chats *g_c, uint8_t byte, int (*function)(Messenger *m, int, int,
-                                        const uint8_t *, uint16_t, void *), void *userdata)
+void group_lossy_packet_registerhandler(Group_Chats *g_c, uint8_t byte, int (*function)(void *, int, int, void *,
+                                        const uint8_t *, uint16_t))
 {
     g_c->lossy_packethandlers[byte].function = function;
-    g_c->lossy_packethandlers[byte].userdata = userdata;
 }
 
 /* Set callback function for peer name list changes.
@@ -1814,8 +1813,8 @@ static int handle_lossy(void *object, int friendcon_id, const uint8_t *data, uin
     --lossy_length;
 
     if (g_c->lossy_packethandlers[message_id].function) {
-        if (g_c->lossy_packethandlers[message_id].function(g_c->m, groupnumber, index, lossy_data, lossy_length,
-                g_c->lossy_packethandlers[message_id].userdata) == -1) {
+        if (g_c->lossy_packethandlers[message_id].function(g->object, groupnumber, index, g->group[peer_index].object,
+                lossy_data, lossy_length) == -1) {
             return -1;
         }
     } else {
diff --git a/toxcore/group.h b/toxcore/group.h
index aa888b33..1a51f83b 100644
--- a/toxcore/group.h
+++ b/toxcore/group.h
@@ -117,8 +117,7 @@ typedef struct {
     void *group_namelistchange_userdata;
 
     struct {
-        int (*function)(Messenger *m, int, int, const uint8_t *, uint16_t, void *);
-        void *userdata;
+        int (*function)(void *, int, int, void *, const uint8_t *, uint16_t);
     } lossy_packethandlers[256];
 } Group_Chats;
 
@@ -231,9 +230,11 @@ int group_names(const Group_Chats *g_c, int groupnumber, uint8_t names[][MAX_NAM
 /* Set handlers for custom lossy packets.
  *
  * NOTE: Handler must return 0 if packet is to be relayed, -1 if the packet should not be relayed.
+ *
+ * Function(void *group object (set with group_set_object), int groupnumber, int friendgroupnumber, void *group peer object (set with group_peer_set_object), const uint8_t *packet, uint16_t length)
  */
-void group_lossy_packet_registerhandler(Group_Chats *g_c, uint8_t byte, int (*function)(Messenger *m, int, int,
-                                        const uint8_t *, uint16_t, void *), void *userdata);
+void group_lossy_packet_registerhandler(Group_Chats *g_c, uint8_t byte, int (*function)(void *, int, int, void *,
+                                        const uint8_t *, uint16_t));
 
 /* High level function to send custom lossy packets.
  *
-- 
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