@@ -25,6 +25,7 @@

 #include <stdint.h>

 #include <string.h>

+#include "libavutil/audioconvert.h"

 #include "libavutil/mathematics.h"

 #include "avcodec.h"

 #define BITSTREAM_READER_LE

@@ -509,7 +510,9 @@ static av_cold int sipr_decoder_init(AVCodecContext * avctx)

     for (i = 0; i < 4; i++)

         ctx->energy_history[i] = -14;

-    avctx->sample_fmt = AV_SAMPLE_FMT_FLT;

+    avctx->channels       = 1;

+    avctx->channel_layout = AV_CH_LAYOUT_MONO;

+    avctx->sample_fmt     = AV_SAMPLE_FMT_FLT;

     avcodec_get_frame_defaults(&ctx->frame);

     avctx->coded_frame = &ctx->frame;