2 files changed, 7 insertions, 1 deletions

diff --git a/firmware/export/pcm_playback.h b/firmware/export/pcm_playback.h
index 6222574ed8..3972e45768 100644
--- a/firmware/export/pcm_playback.h
+++ b/firmware/export/pcm_playback.h
@@ -26,6 +26,7 @@ void pcm_set_frequency(unsigned int frequency);
 void pcm_play_data(void (*get_more)(unsigned char** start, long* size));
 
 void pcm_calculate_peaks(int *left, int *right);
+long pcm_get_bytes_waiting(void);
 
 void pcm_play_stop(void);
 void pcm_play_pause(bool play);
diff --git a/firmware/pcm_playback.c b/firmware/pcm_playback.c
index 3a68db4d0c..bafbd8c761 100644
--- a/firmware/pcm_playback.c
+++ b/firmware/pcm_playback.c
@@ -164,7 +164,7 @@ static long calculate_channel_peak_average(int channel, unsigned short *addr,
 void pcm_calculate_peaks(int *left, int *right)
 {
     unsigned short *addr = (unsigned short *)SAR0;
-    long size = MIN(512, BCR0 / 2);
+    long size = MIN(512, (BCR0 & 0xffffff) / 2);
         
     if (left != NULL)
         *left = calculate_channel_peak_average(0, addr, size);
@@ -222,6 +222,11 @@ void pcm_play_data(void (*get_more)(unsigned char** start, long* size))
     uda1380_mute(false);
 }
 
+long pcm_get_bytes_waiting(void)
+{
+    return next_size + (BCR0 & 0xffffff);
+}
+
 void pcm_play_stop(void)
 {
     if (pcm_playing) {