diff --git a/libavformat/iff.c b/libavformat/iff.c
index 59891d91d7..10d2f2ff28 100644
--- a/libavformat/iff.c
+++ b/libavformat/iff.c
@@ -60,8 +60,16 @@
 
 #define PACKET_SIZE 1024
 
-typedef enum {COMP_NONE, COMP_FIB, COMP_EXP} svx8_compression_type;
-typedef enum {BITMAP_RAW, BITMAP_BYTERUN1} bitmap_compression_type;
+typedef enum {
+    COMP_NONE,
+    COMP_FIB,
+    COMP_EXP
+} svx8_compression_type;
+
+typedef enum {
+    BITMAP_RAW,
+    BITMAP_BYTERUN1
+} bitmap_compression_type;
 
 typedef struct {
     uint32_t  body_size;
@@ -176,27 +184,27 @@ static int iff_read_header(AVFormatContext *s,
 
     switch(st->codec->codec_type) {
     case AVMEDIA_TYPE_AUDIO:
-    av_set_pts_info(st, 32, 1, st->codec->sample_rate);
+        av_set_pts_info(st, 32, 1, st->codec->sample_rate);
 
-    switch(compression) {
-    case COMP_NONE:
-        st->codec->codec_id = CODEC_ID_PCM_S8;
-        break;
-    case COMP_FIB:
-        st->codec->codec_id = CODEC_ID_8SVX_FIB;
-        break;
-    case COMP_EXP:
-        st->codec->codec_id = CODEC_ID_8SVX_EXP;
-        break;
-    default:
-        av_log(s, AV_LOG_ERROR, "iff: unknown compression method\n");
-        return -1;
-    }
+        switch(compression) {
+        case COMP_NONE:
+            st->codec->codec_id = CODEC_ID_PCM_S8;
+            break;
+        case COMP_FIB:
+            st->codec->codec_id = CODEC_ID_8SVX_FIB;
+            break;
+        case COMP_EXP:
+            st->codec->codec_id = CODEC_ID_8SVX_EXP;
+            break;
+        default:
+            av_log(s, AV_LOG_ERROR, "iff: unknown compression method\n");
+            return -1;
+        }
 
-    st->codec->bits_per_coded_sample = 8;
-    st->codec->bit_rate = st->codec->channels * st->codec->sample_rate * st->codec->bits_per_coded_sample;
-    st->codec->block_align = st->codec->channels * st->codec->bits_per_coded_sample;
-    break;
+        st->codec->bits_per_coded_sample = 8;
+        st->codec->bit_rate = st->codec->channels * st->codec->sample_rate * st->codec->bits_per_coded_sample;
+        st->codec->block_align = st->codec->channels * st->codec->bits_per_coded_sample;
+        break;
 
     case AVMEDIA_TYPE_VIDEO:
         switch (compression) {