From 0109a09dc3850eb5dbff84a7bb50eb252a5a8f22 Mon Sep 17 00:00:00 2001
From: Justin Ruggles <justin.ruggles@gmail.com>
Date: Tue, 27 Mar 2012 21:31:14 -0400
Subject: avutil: use align == 0 for default alignment in audio sample buffer
 functions

---
 libavutil/samplefmt.c | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'libavutil/samplefmt.c')

diff --git a/libavutil/samplefmt.c b/libavutil/samplefmt.c
index 761009f2e2..2e0aa98f58 100644
--- a/libavutil/samplefmt.c
+++ b/libavutil/samplefmt.c
@@ -123,6 +123,10 @@ int av_samples_get_buffer_size(int *linesize, int nb_channels, int nb_samples,
     if (!sample_size || nb_samples <= 0 || nb_channels <= 0)
         return AVERROR(EINVAL);
 
+    /* auto-select alignment if not specified */
+    if (!align)
+        align = 32;
+
     /* check for integer overflow */
     if (nb_channels > INT_MAX / align ||
         (int64_t)nb_channels * nb_samples > (INT_MAX - (align * nb_channels)) / sample_size)
-- 
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