From 03105f5b70f7597f36f4644f36a921317b859082 Mon Sep 17 00:00:00 2001
From: Gregory Maxwell <greg@xiph.org>
Date: Wed, 11 Jul 2012 02:33:55 -0400
Subject: [PATCH] Make OPUS_SET_GAIN survive decode reset.

This is the less-surprising behavior and will hopefully
result in fewer corner case bugs (e.g. losing gain
after seeking). This commit also updates the documentation.
---
 include/opus_defines.h | 3 ++-
 src/opus_decoder.c     | 2 +-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/include/opus_defines.h b/include/opus_defines.h
index de04ec5c..0b828179 100644
--- a/include/opus_defines.h
+++ b/include/opus_defines.h
@@ -450,7 +450,8 @@ extern "C" {
 /** Configures decoder gain adjustment.
   * Scales the decoded output by a factor specified in Q8 dB units.
   * This has a maximum range of -32768 to 32767 inclusive, and returns
-  * OPUS_BAD_ARG otherwise.
+  * OPUS_BAD_ARG otherwise. The default is zero indicating no adjustment.
+  * This setting survives decoder reset.
   *
   * gain = pow(10, x/(20.0*256))
   *
diff --git a/src/opus_decoder.c b/src/opus_decoder.c
index 2ce4c95a..58f44ac7 100644
--- a/src/opus_decoder.c
+++ b/src/opus_decoder.c
@@ -53,6 +53,7 @@ struct OpusDecoder {
    int          channels;
    opus_int32   Fs;          /** Sampling rate (at the API level) */
    silk_DecControlStruct DecControl;
+   int          decode_gain;
 
    /* Everything beyond this point gets cleared on a reset */
 #define OPUS_DECODER_RESET_START stream_channels
@@ -63,7 +64,6 @@ struct OpusDecoder {
    int          prev_mode;
    int          frame_size;
    int          prev_redundancy;
-   int          decode_gain;
 
    opus_uint32  rangeFinal;
 };