Safer low water mark when recording

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@3557 a1c6a512-1295-4272-9138-f99709370657

2 files changed, 4 insertions, 2 deletions

diff --git a/firmware/export/mpeg.h b/firmware/export/mpeg.h
index 6b44363f8f..e971aaac33 100644
--- a/firmware/export/mpeg.h
+++ b/firmware/export/mpeg.h
@@ -26,6 +26,7 @@
                               wouldn't be able to see the difference between
                               an empty buffer and a full one. */
 #define MPEG_LOW_WATER  0x60000
+#define MPEG_RECORDING_LOW_WATER  0x80000
 #define MPEG_LOW_WATER_CHUNKSIZE  0x40000
 #define MPEG_LOW_WATER_SWAP_CHUNKSIZE  0x10000
 #define MPEG_PLAY_PENDING_THRESHOLD 0x10000
diff --git a/firmware/mpeg.c b/firmware/mpeg.c
index 30530ed85b..85f9c72a25 100644
--- a/firmware/mpeg.c
+++ b/firmware/mpeg.c
@@ -854,7 +854,7 @@ static void dma_tick(void)
             if(num_bytes < 0)
                 num_bytes += mp3buflen;
 
-            if(mp3buflen - num_bytes < MPEG_LOW_WATER && !saving)
+            if(mp3buflen - num_bytes < MPEG_RECORDING_LOW_WATER && !saving)
             {
                 saving = true;
                 queue_post(&mpeg_queue, MPEG_SAVE_DATA, 0);
@@ -1940,7 +1940,8 @@ static void mpeg_thread(void)
                        or if we should stop recording */
                     if(amount_to_save)
                     {
-                        if(mp3buflen - amount_to_save < MPEG_LOW_WATER ||
+                        if(mp3buflen -
+                           amount_to_save < MPEG_RECORDING_LOW_WATER ||
                            stop_pending)
                         {
                             int rc;