From f512558650175b8834d3a2125d4d3d5a3df78606 Mon Sep 17 00:00:00 2001
From: Steve Bavin <pondlife@pondlife.me>
Date: Wed, 25 Oct 2006 06:19:27 +0000
Subject: Only flush PCM buffered voice data when explicitly told to.  Patch by
 Stephane Doyen.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@11331 a1c6a512-1295-4272-9138-f99709370657
---
 apps/playback.c | 18 +++++++++++++-----
 apps/playback.h |  2 +-
 apps/talk.c     | 11 ++++++++++-
 docs/CREDITS    |  1 +
 4 files changed, 25 insertions(+), 7 deletions(-)

diff --git a/apps/playback.c b/apps/playback.c
index ddb6019537..db47b0be6f 100644
--- a/apps/playback.c
+++ b/apps/playback.c
@@ -328,6 +328,14 @@ void mp3_play_stop(void)
 #endif
 }
 
+void mp3_play_abort(void)
+{
+#ifdef PLAYBACK_VOICE
+    LOGFQUEUE("mp3 > voice Q_VOICE_STOP");
+    queue_post(&voice_queue, Q_VOICE_STOP, (void *)1);
+#endif
+}
+
 bool mp3_pause_done(void)
 {
     return pcm_is_paused();
@@ -952,6 +960,10 @@ static void* voice_request_buffer_callback(size_t *realsize, size_t reqsize)
 
             case Q_VOICE_STOP:
                 LOGFQUEUE("voice < Q_VOICE_STOP");
+                if (ev.data == (void *)1 && !playing && pcm_is_playing())
+                    /* Aborting: Slight hack - flush PCM buffer if
+                       only being used for voice */
+                    pcmbuf_play_stop();
                 if (voice_is_playing)
                 {
                     /* Clear the current buffer */
@@ -980,10 +992,6 @@ static void* voice_request_buffer_callback(size_t *realsize, size_t reqsize)
                 LOGFQUEUE("voice < Q_VOICE_PLAY");
                 if (!voice_is_playing)
                 {
-                    /* Slight hack - flush PCM buffer if only being used for voice */
-                    if (!playing && pcm_is_playing())
-                        pcmbuf_play_stop();
-
                     /* Set up new voice data */
                     struct voice_info *voice_data;
                     voice_is_playing = true;
@@ -3018,7 +3026,7 @@ static void audio_play_start(size_t offset)
 
 
 /* Invalidates all but currently playing track. */
-void audio_invalidate_tracks(void)
+static void audio_invalidate_tracks(void)
 {
     if (audio_have_tracks()) {
         last_peek_offset = 0;
diff --git a/apps/playback.h b/apps/playback.h
index decb709384..6d66581fa9 100644
--- a/apps/playback.h
+++ b/apps/playback.h
@@ -64,8 +64,8 @@ void audio_set_track_buffer_event(void (*handler)(struct mp3entry *id3,
                                                   bool last_track));
 void audio_set_track_unbuffer_event(void (*handler)(struct mp3entry *id3,
                                                    bool last_track));
-void audio_invalidate_tracks(void);
 void voice_init(void);
+void mp3_play_abort(void);
 void voice_stop(void);
 
 #if CONFIG_CODEC == SWCODEC /* This #ifdef is better here than gui/gwps.c */
diff --git a/apps/talk.c b/apps/talk.c
index d03fead233..b5fa06d750 100644
--- a/apps/talk.c
+++ b/apps/talk.c
@@ -318,14 +318,20 @@ re_check:
 /* stop the playback and the pending clips, but at frame boundary */
 static int shutup(void)
 {
+#if CONFIG_CODEC != SWCODEC
     unsigned char* pos;
     unsigned char* search;
     unsigned char* end;
+#endif
 
     if (QUEUE_LEVEL == 0) /* has ended anyway */
     {
+#if CONFIG_CODEC == SWCODEC
+        mp3_play_abort();
+#endif
         return 0;
     }
+#if CONFIG_CODEC != SWCODEC
 #if CONFIG_CPU == SH7034
     CHCR3 &= ~0x0001; /* disable the DMA (and therefore the interrupt also) */
 #endif
@@ -366,9 +372,12 @@ static int shutup(void)
             return 0;
         }
     }
+#endif
 
     /* nothing to do, was frame boundary or not our clip */
-    mp3_play_stop();
+#if CONFIG_CODEC == SWCODEC
+    mp3_play_abort();
+#endif
     queue_write = queue_read = 0; /* reset the queue */
     
     return 0;
diff --git a/docs/CREDITS b/docs/CREDITS
index e70dcab317..b39c9c6009 100644
--- a/docs/CREDITS
+++ b/docs/CREDITS
@@ -243,3 +243,4 @@ Robert Kukla
 David Quesada
 Jared Stafford
 Martin Hensel
+Stéphane Doyen
-- 
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