From b2eae83754a750c6ac4964322ba6ff9e172c4d99 Mon Sep 17 00:00:00 2001
From: Aleksey Lim <alsroot@member.fsf.org>
Date: Wed, 29 Apr 2009 19:19:37 +0000
Subject: Support utf-8 source strings #816

---
diff --git a/src/espeak.c b/src/espeak.c
index b119e7d..b44bafa 100644
--- a/src/espeak.c
+++ b/src/espeak.c
@@ -346,8 +346,9 @@ play(Econtext *self, Espin *spin, gsize size_to_play)
     spin->sound_offset += size_to_play;
     spin->events_pos += 1;
 
-    GST_DEBUG("out=%p size_to_play=%zd tell=%zd", GST_BUFFER_DATA(out),
-            size_to_play, spin->sound_offset);
+    GST_DEBUG("out=%p size_to_play=%zd tell=%zd ts=%zd dur=%zd",
+            GST_BUFFER_DATA(out), size_to_play, spin->sound_offset,
+            GST_BUFFER_TIMESTAMP(out), GST_BUFFER_DURATION(out));
 
     return out;
 }
@@ -381,8 +382,10 @@ espeak_out(Econtext *self, gsize size_to_play)
         Espin *spin = self->out;
         gsize spin_size = spin->sound->len;
 
-        GST_DEBUG("[%p] spin->sound_offset=%zd spin_size=%zd",
-                self, spin->sound_offset, spin_size);
+        GST_DEBUG("[%p] spin=%p spin->sound_offset=%zd spin_size=%zd " \
+                "spin->state=%d",
+                self, spin, spin->sound_offset, spin_size,
+                g_atomic_int_get(&spin->state));
 
         if (g_atomic_int_get(&spin->state) == PLAY &&
                 spin->sound_offset >= spin_size)
@@ -524,8 +527,10 @@ synth(Econtext *self, Espin *spin)
 
     if (spin->events->len)
     {
-        self->text_offset = g_array_index(spin->events,
-                espeak_EVENT, spin->events->len-1).text_position + 1;
+        int text_offset = g_array_index(spin->events, espeak_EVENT,
+                spin->events->len-1).text_position + 1;
+        self->text_offset = g_utf8_offset_to_pointer(self->text, text_offset)
+                - self->text;
     }
 
     espeak_EVENT last_event = { espeakEVENT_LIST_TERMINATED };
@@ -614,6 +619,9 @@ process(gpointer data)
                 continue;
             }
 
+            GST_DEBUG("[%p] context->text_offset=%d context->text_len=%d",
+                    context, context->text_offset, context->text_len);
+
             if (context->text_offset >= context->text_len)
             {
                 GST_DEBUG("[%p] end of text to process", context);
diff --git a/src/gstespeak.c b/src/gstespeak.c
index a018efe..ed0f6c7 100644
--- a/src/gstespeak.c
+++ b/src/gstespeak.c
@@ -292,6 +292,7 @@ gst_espeak_create(GstBaseSrc * self_, guint64 offset, guint size,
 static gboolean
 gst_espeak_start(GstBaseSrc * self_)
 {
+    GST_DEBUG("gst_espeak_start");
     GstEspeak *self = GST_ESPEAK(self_);
     espeak_in(self->speak, self->text);
     return TRUE;
@@ -300,6 +301,7 @@ gst_espeak_start(GstBaseSrc * self_)
 static gboolean
 gst_espeak_stop(GstBaseSrc * self_)
 {
+    GST_DEBUG("gst_espeak_stop");
     GstEspeak *self = GST_ESPEAK(self_);
     espeak_reset(self->speak);
     return TRUE;
--
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