From: Andrei Emeltchenko <andrei.emeltchenko@xxxxxxxxx>
For 8k choose buffer size 576 which is multiple from 48 and 64.
---
android/hal-sco.c | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/android/hal-sco.c b/android/hal-sco.c
index 5b05601..fe0d98c 100644
--- a/android/hal-sco.c
+++ b/android/hal-sco.c
@@ -40,7 +40,7 @@
#define OUT_BUFFER_SIZE 2560
#define OUT_STREAM_FRAMES 2560
-#define IN_STREAM_FRAMES /* 5292 */ 5120
+#define IN_STREAM_FRAMES 5292
#define SOCKET_POLL_TIMEOUT_MS 500
@@ -490,6 +490,10 @@ static size_t out_get_buffer_size(const struct audio_stream *stream)
size_t size = audio_stream_frame_size(&out->stream.common) *
out->cfg.frame_num;
+ /* buffer size without resampling */
+ if (out->cfg.rate == AUDIO_STREAM_SCO_RATE)
+ size = 576 * 2;
+
DBG("buf size %zd", size);
return size;
@@ -836,6 +840,10 @@ static size_t in_get_buffer_size(const struct audio_stream *stream)
size_t size = audio_stream_frame_size(&in->stream.common) *
in->cfg.frame_num;
+ /* buffer size without resampling */
+ if (in->cfg.rate == AUDIO_STREAM_SCO_RATE)
+ size = 576;
+
DBG("buf size %zd", size);
return size;
--
1.8.3.2
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