diff --git a/libavcodec/avcodec.h b/libavcodec/avcodec.h
index b8eef3de25..62f6565217 100644
--- a/libavcodec/avcodec.h
+++ b/libavcodec/avcodec.h
@@ -2251,6 +2251,14 @@ typedef struct AVCodecContext {
      * - decoding: Set by user.
      */
     int64_t reordered_opaque;
+
+    /**
+     * Bits per sample/pixel of internal libavcodec pixel/sample format.
+     * This field is applicable only when sample_fmt is SAMPLE_FMT_S32.
+     * - encoding: set by user.
+     * - decoding: set by libavcodec.
+     */
+    int bits_per_raw_sample;
 } AVCodecContext;
 
 /**
diff --git a/libavcodec/utils.c b/libavcodec/utils.c
index 83c4de2261..b13cf377cd 100644
--- a/libavcodec/utils.c
+++ b/libavcodec/utils.c
@@ -741,6 +741,7 @@ static const AVOption options[]={
 {"request_channels", "set desired number of audio channels", OFFSET(request_channels), FF_OPT_TYPE_INT, DEFAULT, 0, INT_MAX, A|D},
 {"drc_scale", "percentage of dynamic range compression to apply", OFFSET(drc_scale), FF_OPT_TYPE_FLOAT, 1.0, 0.0, 1.0, A|D},
 {"reservoir", "use bit reservoir", 0, FF_OPT_TYPE_CONST, CODEC_FLAG2_BIT_RESERVOIR, INT_MIN, INT_MAX, A|E, "flags2"},
+{"bits_per_raw_sample", NULL, OFFSET(bits_per_raw_sample), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX},
 {NULL},
 };