diff --git a/libavdevice/audio.c b/libavdevice/audio.c
index 6be3ce1037..4fcd3afea0 100644
--- a/libavdevice/audio.c
+++ b/libavdevice/audio.c
@@ -315,7 +315,7 @@ static int audio_read_close(AVFormatContext *s1)
 #ifdef CONFIG_OSS_DEMUXER
 AVInputFormat oss_demuxer = {
     "oss",
-    "audio grab and output",
+    NULL_IF_CONFIG_SMALL("audio grab and output"),
     sizeof(AudioData),
     NULL,
     audio_read_header,
@@ -328,7 +328,7 @@ AVInputFormat oss_demuxer = {
 #ifdef CONFIG_OSS_MUXER
 AVOutputFormat oss_muxer = {
     "oss",
-    "audio grab and output",
+    NULL_IF_CONFIG_SMALL("audio grab and output"),
     "",
     "",
     sizeof(AudioData),
diff --git a/libavdevice/bktr.c b/libavdevice/bktr.c
index 364e296658..7b37f11159 100644
--- a/libavdevice/bktr.c
+++ b/libavdevice/bktr.c
@@ -311,7 +311,7 @@ static int grab_read_close(AVFormatContext *s1)
 
 AVInputFormat bktr_demuxer = {
     "bktr",
-    "video grab",
+    NULL_IF_CONFIG_SMALL("video grab"),
     sizeof(VideoData),
     NULL,
     grab_read_header,
diff --git a/libavdevice/dv1394.c b/libavdevice/dv1394.c
index 8562652e93..56e61223e6 100644
--- a/libavdevice/dv1394.c
+++ b/libavdevice/dv1394.c
@@ -228,7 +228,7 @@ static int dv1394_close(AVFormatContext * context)
 
 AVInputFormat dv1394_demuxer = {
     .name           = "dv1394",
-    .long_name      = "dv1394 A/V grab",
+    .long_name      = NULL_IF_CONFIG_SMALL("DV1394 A/V grab"),
     .priv_data_size = sizeof(struct dv1394_data),
     .read_header    = dv1394_read_header,
     .read_packet    = dv1394_read_packet,
diff --git a/libavdevice/libdc1394.c b/libavdevice/libdc1394.c
index 7be079e937..1457d8c81a 100644
--- a/libavdevice/libdc1394.c
+++ b/libavdevice/libdc1394.c
@@ -350,7 +350,7 @@ static int dc1394_v2_close(AVFormatContext * context)
 
 AVInputFormat libdc1394_demuxer = {
     .name           = "libdc1394",
-    .long_name      = "dc1394 v.2 A/V grab",
+    .long_name      = NULL_IF_CONFIG_SMALL("dc1394 v.2 A/V grab"),
     .priv_data_size = sizeof(struct dc1394_data),
     .read_header    = dc1394_v2_read_header,
     .read_packet    = dc1394_v2_read_packet,
@@ -362,7 +362,7 @@ AVInputFormat libdc1394_demuxer = {
 #if ENABLE_LIBDC1394_1
 AVInputFormat libdc1394_demuxer = {
     .name           = "libdc1394",
-    .long_name      = "dc1394 v.1 A/V grab",
+    .long_name      = NULL_IF_CONFIG_SMALL("dc1394 v.1 A/V grab"),
     .priv_data_size = sizeof(struct dc1394_data),
     .read_header    = dc1394_v1_read_header,
     .read_packet    = dc1394_v1_read_packet,
diff --git a/libavdevice/v4l.c b/libavdevice/v4l.c
index 20dd53bc32..2f7fc6a1b8 100644
--- a/libavdevice/v4l.c
+++ b/libavdevice/v4l.c
@@ -346,7 +346,7 @@ static int grab_read_close(AVFormatContext *s1)
 
 AVInputFormat v4l_demuxer = {
     "video4linux",
-    "video grab",
+    NULL_IF_CONFIG_SMALL("video grab"),
     sizeof(VideoData),
     NULL,
     grab_read_header,
diff --git a/libavdevice/v4l2.c b/libavdevice/v4l2.c
index 95eea3cd92..de5bf78ca5 100644
--- a/libavdevice/v4l2.c
+++ b/libavdevice/v4l2.c
@@ -635,7 +635,7 @@ static int v4l2_read_close(AVFormatContext *s1)
 
 AVInputFormat v4l2_demuxer = {
     "video4linux2",
-    "video grab",
+    NULL_IF_CONFIG_SMALL("video grab"),
     sizeof(struct video_data),
     NULL,
     v4l2_read_header,
diff --git a/libavdevice/vfwcap.c b/libavdevice/vfwcap.c
index 5963e6242e..be6003a422 100644
--- a/libavdevice/vfwcap.c
+++ b/libavdevice/vfwcap.c
@@ -456,7 +456,7 @@ static int vfw_read_close(AVFormatContext *s)
 
 AVInputFormat vfwcap_demuxer = {
     "vfwcap",
-    "VFW video capture",
+    NULL_IF_CONFIG_SMALL("VFW video capture"),
     sizeof(struct vfw_ctx),
     NULL,
     vfw_read_header,
diff --git a/libavdevice/x11grab.c b/libavdevice/x11grab.c
index f1375f6deb..4e1a49943a 100644
--- a/libavdevice/x11grab.c
+++ b/libavdevice/x11grab.c
@@ -519,7 +519,7 @@ x11grab_read_close(AVFormatContext *s1)
 AVInputFormat x11_grab_device_demuxer =
 {
     "x11grab",
-    "X11grab",
+    NULL_IF_CONFIG_SMALL("X11grab"),
     sizeof(x11_grab_t),
     NULL,
     x11grab_read_header,
diff --git a/libavformat/4xm.c b/libavformat/4xm.c
index 151e9c9c81..25c2080d7f 100644
--- a/libavformat/4xm.c
+++ b/libavformat/4xm.c
@@ -328,7 +328,7 @@ static int fourxm_read_close(AVFormatContext *s)
 
 AVInputFormat fourxm_demuxer = {
     "4xm",
-    "4X Technologies format",
+    NULL_IF_CONFIG_SMALL("4X Technologies format"),
     sizeof(FourxmDemuxContext),
     fourxm_probe,
     fourxm_read_header,
diff --git a/libavformat/adtsenc.c b/libavformat/adtsenc.c
index 0961b0fac3..5c65d361d2 100644
--- a/libavformat/adtsenc.c
+++ b/libavformat/adtsenc.c
@@ -107,7 +107,7 @@ static int adts_write_packet(AVFormatContext *s, AVPacket *pkt)
 
 AVOutputFormat adts_muxer = {
     "adts",
-    "ADTS AAC",
+    NULL_IF_CONFIG_SMALL("ADTS AAC"),
     "audio/aac",
     "aac",
     sizeof(ADTSContext),
diff --git a/libavformat/aiff.c b/libavformat/aiff.c
index 55c47dd0ad..4c701fb383 100644
--- a/libavformat/aiff.c
+++ b/libavformat/aiff.c
@@ -442,7 +442,7 @@ static int aiff_read_seek(AVFormatContext *s,
 #ifdef CONFIG_AIFF_DEMUXER
 AVInputFormat aiff_demuxer = {
     "aiff",
-    "Audio IFF",
+    NULL_IF_CONFIG_SMALL("Audio IFF"),
     0,
     aiff_probe,
     aiff_read_header,
@@ -456,7 +456,7 @@ AVInputFormat aiff_demuxer = {
 #ifdef CONFIG_AIFF_MUXER
 AVOutputFormat aiff_muxer = {
     "aiff",
-    "Audio IFF",
+    NULL_IF_CONFIG_SMALL("Audio IFF"),
     "audio/aiff",
     "aif,aiff,afc,aifc",
     sizeof(AIFFOutputContext),
diff --git a/libavformat/amr.c b/libavformat/amr.c
index d8c5399e3f..edf8f8d7d0 100644
--- a/libavformat/amr.c
+++ b/libavformat/amr.c
@@ -169,7 +169,7 @@ static int amr_read_packet(AVFormatContext *s,
 #ifdef CONFIG_AMR_DEMUXER
 AVInputFormat amr_demuxer = {
     "amr",
-    "3gpp amr file format",
+    NULL_IF_CONFIG_SMALL("3GPP AMR file format"),
     0, /*priv_data_size*/
     amr_probe,
     amr_read_header,
@@ -181,7 +181,7 @@ AVInputFormat amr_demuxer = {
 #ifdef CONFIG_AMR_MUXER
 AVOutputFormat amr_muxer = {
     "amr",
-    "3gpp amr file format",
+    NULL_IF_CONFIG_SMALL("3GPP AMR file format"),
     "audio/amr",
     "amr",
     0,
diff --git a/libavformat/apc.c b/libavformat/apc.c
index 2e102a6ad7..20de1c7e58 100644
--- a/libavformat/apc.c
+++ b/libavformat/apc.c
@@ -82,7 +82,7 @@ static int apc_read_packet(AVFormatContext *s, AVPacket *pkt)
 
 AVInputFormat apc_demuxer = {
     "apc",
-    "CRYO APC format",
+    NULL_IF_CONFIG_SMALL("CRYO APC format"),
     0,
     apc_probe,
     apc_read_header,
diff --git a/libavformat/ape.c b/libavformat/ape.c
index 9d7ee6edc8..4c5d0461e2 100644
--- a/libavformat/ape.c
+++ b/libavformat/ape.c
@@ -511,7 +511,7 @@ static int ape_read_seek(AVFormatContext *s, int stream_index, int64_t timestamp
 
 AVInputFormat ape_demuxer = {
     "ape",
-    "Monkey's Audio",
+    NULL_IF_CONFIG_SMALL("Monkey's Audio"),
     sizeof(APEContext),
     ape_probe,
     ape_read_header,
diff --git a/libavformat/asf-enc.c b/libavformat/asf-enc.c
index 6bd89f4e1e..1817db044b 100644
--- a/libavformat/asf-enc.c
+++ b/libavformat/asf-enc.c
@@ -815,7 +815,7 @@ static int asf_write_trailer(AVFormatContext *s)
 #ifdef CONFIG_ASF_MUXER
 AVOutputFormat asf_muxer = {
     "asf",
-    "asf format",
+    NULL_IF_CONFIG_SMALL("ASF format"),
     "video/x-ms-asf",
     "asf,wmv,wma",
     sizeof(ASFContext),
@@ -836,7 +836,7 @@ AVOutputFormat asf_muxer = {
 #ifdef CONFIG_ASF_STREAM_MUXER
 AVOutputFormat asf_stream_muxer = {
     "asf_stream",
-    "asf format",
+    NULL_IF_CONFIG_SMALL("ASF format"),
     "video/x-ms-asf",
     "asf,wmv,wma",
     sizeof(ASFContext),
diff --git a/libavformat/asf.c b/libavformat/asf.c
index 20fe917900..040ac7c6b2 100644
--- a/libavformat/asf.c
+++ b/libavformat/asf.c
@@ -1094,7 +1094,7 @@ static int asf_read_seek(AVFormatContext *s, int stream_index, int64_t pts, int
 
 AVInputFormat asf_demuxer = {
     "asf",
-    "asf format",
+    NULL_IF_CONFIG_SMALL("ASF format"),
     sizeof(ASFContext),
     asf_probe,
     asf_read_header,
diff --git a/libavformat/au.c b/libavformat/au.c
index c6d5026e95..0a6594b574 100644
--- a/libavformat/au.c
+++ b/libavformat/au.c
@@ -180,7 +180,7 @@ static int au_read_close(AVFormatContext *s)
 #ifdef CONFIG_AU_DEMUXER
 AVInputFormat au_demuxer = {
     "au",
-    "SUN AU Format",
+    NULL_IF_CONFIG_SMALL("SUN AU format"),
     0,
     au_probe,
     au_read_header,
@@ -194,7 +194,7 @@ AVInputFormat au_demuxer = {
 #ifdef CONFIG_AU_MUXER
 AVOutputFormat au_muxer = {
     "au",
-    "SUN AU Format",
+    NULL_IF_CONFIG_SMALL("SUN AU format"),
     "audio/basic",
     "au",
     0,
diff --git a/libavformat/avformat.h b/libavformat/avformat.h
index f8f35ac37d..181a174392 100644
--- a/libavformat/avformat.h
+++ b/libavformat/avformat.h
@@ -185,6 +185,11 @@ typedef struct AVFormatParameters {
 
 typedef struct AVOutputFormat {
     const char *name;
+    /**
+     * Descriptive name for the format, meant to be more human-readable
+     * than \p name. You \e should use the NULL_IF_CONFIG_SMALL() macro
+     * to define it.
+     */
     const char *long_name;
     const char *mime_type;
     const char *extensions; /**< comma separated filename extensions */
@@ -216,6 +221,11 @@ typedef struct AVOutputFormat {
 
 typedef struct AVInputFormat {
     const char *name;
+    /**
+     * Descriptive name for the format, meant to be more human-readable
+     * than \p name. You \e should use the NULL_IF_CONFIG_SMALL() macro
+     * to define it.
+     */
     const char *long_name;
     /** size of private data so that it can be allocated in the wrapper */
     int priv_data_size;
diff --git a/libavformat/avidec.c b/libavformat/avidec.c
index 06576c313c..257dc3188b 100644
--- a/libavformat/avidec.c
+++ b/libavformat/avidec.c
@@ -1087,7 +1087,7 @@ static int avi_probe(AVProbeData *p)
 
 AVInputFormat avi_demuxer = {
     "avi",
-    "avi format",
+    NULL_IF_CONFIG_SMALL("AVI format"),
     sizeof(AVIContext),
     avi_probe,
     avi_read_header,
diff --git a/libavformat/avienc.c b/libavformat/avienc.c
index 35fee28ed4..63ada5d35a 100644
--- a/libavformat/avienc.c
+++ b/libavformat/avienc.c
@@ -593,7 +593,7 @@ static int avi_write_trailer(AVFormatContext *s)
 
 AVOutputFormat avi_muxer = {
     "avi",
-    "avi format",
+    NULL_IF_CONFIG_SMALL("AVI format"),
     "video/x-msvideo",
     "avi",
     sizeof(AVIContext),
diff --git a/libavformat/avisynth.c b/libavformat/avisynth.c
index 158cac1fcd..fdb8efa765 100644
--- a/libavformat/avisynth.c
+++ b/libavformat/avisynth.c
@@ -209,7 +209,7 @@ static int avisynth_read_seek(AVFormatContext *s, int stream_index, int64_t pts,
 
 AVInputFormat avisynth_demuxer = {
   "avs",
-  "AVISynth",
+  NULL_IF_CONFIG_SMALL("AVISynth"),
   sizeof(AVISynthContext),
   NULL,
   avisynth_read_header,
diff --git a/libavformat/avs.c b/libavformat/avs.c
index 1a493cf797..16be4dc617 100644
--- a/libavformat/avs.c
+++ b/libavformat/avs.c
@@ -217,7 +217,7 @@ static int avs_read_close(AVFormatContext * s)
 
 AVInputFormat avs_demuxer = {
     "avs",
-    "avs format",
+    NULL_IF_CONFIG_SMALL("AVS format"),
     sizeof(avs_format_t),
     avs_probe,
     avs_read_header,
diff --git a/libavformat/bethsoftvid.c b/libavformat/bethsoftvid.c
index a69b880453..e3024c22b8 100644
--- a/libavformat/bethsoftvid.c
+++ b/libavformat/bethsoftvid.c
@@ -225,7 +225,7 @@ static int vid_read_packet(AVFormatContext *s,
 
 AVInputFormat bethsoftvid_demuxer = {
     "bethsoftvid",
-    "Bethesda Softworks 'Daggerfall' VID format",
+    NULL_IF_CONFIG_SMALL("Bethesda Softworks VID format"),
     sizeof(BVID_DemuxContext),
     vid_probe,
     vid_read_header,
diff --git a/libavformat/bfi.c b/libavformat/bfi.c
index 67cd1fe329..5a8d56919d 100644
--- a/libavformat/bfi.c
+++ b/libavformat/bfi.c
@@ -159,7 +159,7 @@ static int bfi_read_packet(AVFormatContext * s, AVPacket * pkt)
 
 AVInputFormat bfi_demuxer = {
     "bfi",
-    "Brute Force & Ignorance",
+    NULL_IF_CONFIG_SMALL("Brute Force & Ignorance"),
     sizeof(BFIContext),
     bfi_probe,
     bfi_read_header,
diff --git a/libavformat/c93.c b/libavformat/c93.c
index 996012f6ed..be1577b8c8 100644
--- a/libavformat/c93.c
+++ b/libavformat/c93.c
@@ -190,7 +190,7 @@ static int read_packet(AVFormatContext *s, AVPacket *pkt)
 
 AVInputFormat c93_demuxer = {
     "c93",
-    "Interplay C93",
+    NULL_IF_CONFIG_SMALL("Interplay C93"),
     sizeof(C93DemuxContext),
     probe,
     read_header,
diff --git a/libavformat/crcenc.c b/libavformat/crcenc.c
index 3ed0cdb450..a709c955d9 100644
--- a/libavformat/crcenc.c
+++ b/libavformat/crcenc.c
@@ -56,7 +56,7 @@ static int crc_write_trailer(struct AVFormatContext *s)
 
 AVOutputFormat crc_muxer = {
     "crc",
-    "crc testing format",
+    NULL_IF_CONFIG_SMALL("CRC testing format"),
     NULL,
     "",
     sizeof(CRCState),
diff --git a/libavformat/daud.c b/libavformat/daud.c
index 25989773a1..5f04e7aaee 100644
--- a/libavformat/daud.c
+++ b/libavformat/daud.c
@@ -49,7 +49,7 @@ static int daud_packet(AVFormatContext *s, AVPacket *pkt) {
 
 AVInputFormat daud_demuxer = {
     "daud",
-    "D-Cinema audio format",
+    NULL_IF_CONFIG_SMALL("D-Cinema audio format"),
     0,
     NULL,
     daud_header,
diff --git a/libavformat/dsicin.c b/libavformat/dsicin.c
index 14f2be8af5..eef205cf55 100644
--- a/libavformat/dsicin.c
+++ b/libavformat/dsicin.c
@@ -213,7 +213,7 @@ static int cin_read_packet(AVFormatContext *s, AVPacket *pkt)
 
 AVInputFormat dsicin_demuxer = {
     "dsicin",
-    "Delphine Software International CIN format",
+    NULL_IF_CONFIG_SMALL("Delphine Software International CIN format"),
     sizeof(CinDemuxContext),
     cin_probe,
     cin_read_header,
diff --git a/libavformat/dv.c b/libavformat/dv.c
index c9b9546ec0..2f9171789b 100644
--- a/libavformat/dv.c
+++ b/libavformat/dv.c
@@ -440,7 +440,7 @@ static int dv_read_close(AVFormatContext *s)
 #ifdef CONFIG_DV_DEMUXER
 AVInputFormat dv_demuxer = {
     "dv",
-    "DV video format",
+    NULL_IF_CONFIG_SMALL("DV video format"),
     sizeof(RawDVContext),
     NULL,
     dv_read_header,
diff --git a/libavformat/dvenc.c b/libavformat/dvenc.c
index 0b27295fd7..845b851292 100644
--- a/libavformat/dvenc.c
+++ b/libavformat/dvenc.c
@@ -402,7 +402,7 @@ static int dv_write_trailer(struct AVFormatContext *s)
 #ifdef CONFIG_DV_MUXER
 AVOutputFormat dv_muxer = {
     "dv",
-    "DV video format",
+    NULL_IF_CONFIG_SMALL("DV video format"),
     NULL,
     "dv",
     sizeof(DVMuxContext),
diff --git a/libavformat/dxa.c b/libavformat/dxa.c
index 2df73c7ddc..18fb5296cb 100644
--- a/libavformat/dxa.c
+++ b/libavformat/dxa.c
@@ -204,7 +204,7 @@ static int dxa_read_packet(AVFormatContext *s, AVPacket *pkt)
 
 AVInputFormat dxa_demuxer = {
     "dxa",
-    "dxa",
+    NULL_IF_CONFIG_SMALL("DXA"),
     sizeof(DXAContext),
     dxa_probe,
     dxa_read_header,
diff --git a/libavformat/eacdata.c b/libavformat/eacdata.c
index ffaf85e0eb..6c021efea4 100644
--- a/libavformat/eacdata.c
+++ b/libavformat/eacdata.c
@@ -91,7 +91,7 @@ static int cdata_read_packet(AVFormatContext *s, AVPacket *pkt)
 
 AVInputFormat ea_cdata_demuxer = {
     "ea_cdata",
-    "Electronic Arts cdata",
+    NULL_IF_CONFIG_SMALL("Electronic Arts cdata"),
     sizeof(CdataDemuxContext),
     cdata_probe,
     cdata_read_header,
diff --git a/libavformat/electronicarts.c b/libavformat/electronicarts.c
index cc6c9f09c4..0b1f017b6e 100644
--- a/libavformat/electronicarts.c
+++ b/libavformat/electronicarts.c
@@ -465,7 +465,7 @@ static int ea_read_packet(AVFormatContext *s,
 
 AVInputFormat ea_demuxer = {
     "ea",
-    "Electronic Arts Multimedia Format",
+    NULL_IF_CONFIG_SMALL("Electronic Arts Multimedia Format"),
     sizeof(EaDemuxContext),
     ea_probe,
     ea_read_header,
diff --git a/libavformat/ffmdec.c b/libavformat/ffmdec.c
index 97cd1292a6..70fb5d0a8a 100644
--- a/libavformat/ffmdec.c
+++ b/libavformat/ffmdec.c
@@ -480,7 +480,7 @@ static int ffm_probe(AVProbeData *p)
 
 AVInputFormat ffm_demuxer = {
     "ffm",
-    "ffm format",
+    NULL_IF_CONFIG_SMALL("ffm format"),
     sizeof(FFMContext),
     ffm_probe,
     ffm_read_header,
diff --git a/libavformat/ffmenc.c b/libavformat/ffmenc.c
index d3008bf010..4e2d0b95b6 100644
--- a/libavformat/ffmenc.c
+++ b/libavformat/ffmenc.c
@@ -253,7 +253,7 @@ static int ffm_write_trailer(AVFormatContext *s)
 
 AVOutputFormat ffm_muxer = {
     "ffm",
-    "ffm format",
+    NULL_IF_CONFIG_SMALL("ffm format"),
     "",
     "ffm",
     sizeof(FFMContext),
diff --git a/libavformat/flic.c b/libavformat/flic.c
index b422fb09ae..adfa637f44 100644
--- a/libavformat/flic.c
+++ b/libavformat/flic.c
@@ -194,7 +194,7 @@ static int flic_read_close(AVFormatContext *s)
 
 AVInputFormat flic_demuxer = {
     "flic",
-    "FLI/FLC/FLX animation format",
+    NULL_IF_CONFIG_SMALL("FLI/FLC/FLX animation format"),
     sizeof(FlicDemuxContext),
     flic_probe,
     flic_read_header,
diff --git a/libavformat/flvdec.c b/libavformat/flvdec.c
index 05ea0be86d..ad14d3b3c9 100644
--- a/libavformat/flvdec.c
+++ b/libavformat/flvdec.c
@@ -419,7 +419,7 @@ static int flv_read_packet(AVFormatContext *s, AVPacket *pkt)
 
 AVInputFormat flv_demuxer = {
     "flv",
-    "flv format",
+    NULL_IF_CONFIG_SMALL("FLV format"),
     0,
     flv_probe,
     flv_read_header,
diff --git a/libavformat/flvenc.c b/libavformat/flvenc.c
index 40654bf507..29413567ce 100644
--- a/libavformat/flvenc.c
+++ b/libavformat/flvenc.c
@@ -374,7 +374,7 @@ static int flv_write_packet(AVFormatContext *s, AVPacket *pkt)
 
 AVOutputFormat flv_muxer = {
     "flv",
-    "flv format",
+    NULL_IF_CONFIG_SMALL("FLV format"),
     "video/x-flv",
     "flv",
     sizeof(FLVContext),
diff --git a/libavformat/framecrcenc.c b/libavformat/framecrcenc.c
index 0b537158c4..beb1bde0c3 100644
--- a/libavformat/framecrcenc.c
+++ b/libavformat/framecrcenc.c
@@ -35,7 +35,7 @@ static int framecrc_write_packet(struct AVFormatContext *s, AVPacket *pkt)
 
 AVOutputFormat framecrc_muxer = {
     "framecrc",
-    "framecrc testing format",
+    NULL_IF_CONFIG_SMALL("framecrc testing format"),
     NULL,
     "",
     0,
diff --git a/libavformat/gif.c b/libavformat/gif.c
index dab39a2afb..0c6686fead 100644
--- a/libavformat/gif.c
+++ b/libavformat/gif.c
@@ -407,7 +407,7 @@ static int gif_write_trailer(AVFormatContext *s)
 
 AVOutputFormat gif_muxer = {
     "gif",
-    "GIF Animation",
+    NULL_IF_CONFIG_SMALL("GIF Animation"),
     "image/gif",
     "gif",
     sizeof(GIFContext),
diff --git a/libavformat/gifdec.c b/libavformat/gifdec.c
index 82a80c8dcf..d1e80aeb10 100644
--- a/libavformat/gifdec.c
+++ b/libavformat/gifdec.c
@@ -581,7 +581,7 @@ static int gif_read_close(AVFormatContext *s1)
 AVInputFormat gif_demuxer =
 {
     "gif",
-    "gif format",
+    NULL_IF_CONFIG_SMALL("GIF format"),
     sizeof(GifState),
     gif_video_probe,
     gif_read_header,
diff --git a/libavformat/gxf.c b/libavformat/gxf.c
index 5a0675fe2d..43193beb72 100644
--- a/libavformat/gxf.c
+++ b/libavformat/gxf.c
@@ -492,7 +492,7 @@ static int64_t gxf_read_timestamp(AVFormatContext *s, int stream_index,
 
 AVInputFormat gxf_demuxer = {
     "gxf",
-    "GXF format",
+    NULL_IF_CONFIG_SMALL("GXF format"),
     0,
     gxf_probe,
     gxf_header,
diff --git a/libavformat/gxfenc.c b/libavformat/gxfenc.c
index 588a223f00..20d09473fb 100644
--- a/libavformat/gxfenc.c
+++ b/libavformat/gxfenc.c
@@ -813,7 +813,7 @@ static int gxf_interleave_packet(AVFormatContext *s, AVPacket *out, AVPacket *pk
 
 AVOutputFormat gxf_muxer = {
     "gxf",
-    "GXF format",
+    NULL_IF_CONFIG_SMALL("GXF format"),
     NULL,
     "gxf",
     sizeof(GXFContext),
diff --git a/libavformat/idcin.c b/libavformat/idcin.c
index 914a3532ac..3485e68ed6 100644
--- a/libavformat/idcin.c
+++ b/libavformat/idcin.c
@@ -288,7 +288,7 @@ static int idcin_read_close(AVFormatContext *s)
 
 AVInputFormat idcin_demuxer = {
     "idcin",
-    "Id CIN format",
+    NULL_IF_CONFIG_SMALL("Id CIN format"),
     sizeof(IdcinDemuxContext),
     idcin_probe,
     idcin_read_header,
diff --git a/libavformat/idroq.c b/libavformat/idroq.c
index 394697fcdc..482f7e3663 100644
--- a/libavformat/idroq.c
+++ b/libavformat/idroq.c
@@ -279,7 +279,7 @@ static int roq_read_close(AVFormatContext *s)
 
 AVInputFormat roq_demuxer = {
     "RoQ",
-    "Id RoQ format",
+    NULL_IF_CONFIG_SMALL("Id RoQ format"),
     sizeof(RoqDemuxContext),
     roq_probe,
     roq_read_header,
diff --git a/libavformat/iff.c b/libavformat/iff.c
index 39fc6d8efe..a996a7fbc2 100644
--- a/libavformat/iff.c
+++ b/libavformat/iff.c
@@ -192,7 +192,7 @@ static int iff_read_packet(AVFormatContext *s,
 
 AVInputFormat iff_demuxer = {
     "IFF",
-    "IFF format",
+    NULL_IF_CONFIG_SMALL("IFF format"),
     sizeof(IffDemuxContext),
     iff_probe,
     iff_read_header,
diff --git a/libavformat/img2.c b/libavformat/img2.c
index 1e7bcc6992..766d4a99a1 100644
--- a/libavformat/img2.c
+++ b/libavformat/img2.c
@@ -379,7 +379,7 @@ static int img_write_packet(AVFormatContext *s, AVPacket *pkt)
 #ifdef CONFIG_IMAGE2_DEMUXER
 AVInputFormat image2_demuxer = {
     "image2",
-    "image2 sequence",
+    NULL_IF_CONFIG_SMALL("image2 sequence"),
     sizeof(VideoData),
     image_probe,
     img_read_header,
@@ -393,7 +393,7 @@ AVInputFormat image2_demuxer = {
 #ifdef CONFIG_IMAGE2PIPE_DEMUXER
 AVInputFormat image2pipe_demuxer = {
     "image2pipe",
-    "piped image2 sequence",
+    NULL_IF_CONFIG_SMALL("piped image2 sequence"),
     sizeof(VideoData),
     NULL, /* no probe */
     img_read_header,
@@ -407,7 +407,7 @@ AVInputFormat image2pipe_demuxer = {
 #ifdef CONFIG_IMAGE2_MUXER
 AVOutputFormat image2_muxer = {
     "image2",
-    "image2 sequence",
+    NULL_IF_CONFIG_SMALL("image2 sequence"),
     "",
     "",
     sizeof(VideoData),
@@ -422,7 +422,7 @@ AVOutputFormat image2_muxer = {
 #ifdef CONFIG_IMAGE2PIPE_MUXER
 AVOutputFormat image2pipe_muxer = {
     "image2pipe",
-    "piped image2 sequence",
+    NULL_IF_CONFIG_SMALL("piped image2 sequence"),
     "",
     "",
     sizeof(VideoData),
diff --git a/libavformat/ipmovie.c b/libavformat/ipmovie.c
index 4f5068af4e..d00f788d9c 100644
--- a/libavformat/ipmovie.c
+++ b/libavformat/ipmovie.c
@@ -616,7 +616,7 @@ static int ipmovie_read_close(AVFormatContext *s)
 
 AVInputFormat ipmovie_demuxer = {
     "ipmovie",
-    "Interplay MVE format",
+    NULL_IF_CONFIG_SMALL("Interplay MVE format"),
     sizeof(IPMVEContext),
     ipmovie_probe,
     ipmovie_read_header,
diff --git a/libavformat/libnut.c b/libavformat/libnut.c
index f5423069f1..2cadaefcbd 100644
--- a/libavformat/libnut.c
+++ b/libavformat/libnut.c
@@ -299,7 +299,7 @@ static int nut_read_close(AVFormatContext *s) {
 
 AVInputFormat libnut_demuxer = {
     "libnut",
-    "nut format",
+    NULL_IF_CONFIG_SMALL("NUT format"),
     sizeof(NUTContext),
     nut_probe,
     nut_read_header,
diff --git a/libavformat/lmlm4.c b/libavformat/lmlm4.c
index 6646a412bc..7f01124ad0 100644
--- a/libavformat/lmlm4.c
+++ b/libavformat/lmlm4.c
@@ -118,7 +118,7 @@ static int lmlm4_read_packet(AVFormatContext *s, AVPacket *pkt) {
 
 AVInputFormat lmlm4_demuxer = {
     "lmlm4",
-    "lmlm4 raw format",
+    NULL_IF_CONFIG_SMALL("lmlm4 raw format"),
     0,
     lmlm4_probe,
     lmlm4_read_header,
diff --git a/libavformat/matroskadec.c b/libavformat/matroskadec.c
index f41a84a9d5..89ce071fdb 100644
--- a/libavformat/matroskadec.c
+++ b/libavformat/matroskadec.c
@@ -3248,7 +3248,7 @@ matroska_read_close (AVFormatContext *s)
 
 AVInputFormat matroska_demuxer = {
     "matroska",
-    "Matroska file format",
+    NULL_IF_CONFIG_SMALL("Matroska file format"),
     sizeof(MatroskaDemuxContext),
     matroska_probe,
     matroska_read_header,
diff --git a/libavformat/matroskaenc.c b/libavformat/matroskaenc.c
index f799182c60..a13843777f 100644
--- a/libavformat/matroskaenc.c
+++ b/libavformat/matroskaenc.c
@@ -819,7 +819,7 @@ static int mkv_write_trailer(AVFormatContext *s)
 
 AVOutputFormat matroska_muxer = {
     "matroska",
-    "Matroska File Format",
+    NULL_IF_CONFIG_SMALL("Matroska file format"),
     "video/x-matroska",
     "mkv",
     sizeof(MatroskaMuxContext),
@@ -834,7 +834,7 @@ AVOutputFormat matroska_muxer = {
 
 AVOutputFormat matroska_audio_muxer = {
     "matroska",
-    "Matroska File Format",
+    NULL_IF_CONFIG_SMALL("Matroska file format"),
     "audio/x-matroska",
     "mka",
     sizeof(MatroskaMuxContext),
diff --git a/libavformat/mm.c b/libavformat/mm.c
index 4e6bac0271..bfb88d5644 100644
--- a/libavformat/mm.c
+++ b/libavformat/mm.c
@@ -201,7 +201,7 @@ static int mm_read_close(AVFormatContext *s)
 
 AVInputFormat mm_demuxer = {
     "mm",
-    "American Laser Games MM format",
+    NULL_IF_CONFIG_SMALL("American Laser Games MM format"),
     sizeof(MmDemuxContext),
     mm_probe,
     mm_read_header,
diff --git a/libavformat/mmf.c b/libavformat/mmf.c
index 84c21a01d2..df9f299219 100644
--- a/libavformat/mmf.c
+++ b/libavformat/mmf.c
@@ -304,7 +304,7 @@ static int mmf_read_seek(AVFormatContext *s,
 #ifdef CONFIG_MMF_DEMUXER
 AVInputFormat mmf_demuxer = {
     "mmf",
-    "mmf format",
+    NULL_IF_CONFIG_SMALL("mmf format"),
     sizeof(MMFContext),
     mmf_probe,
     mmf_read_header,
@@ -316,7 +316,7 @@ AVInputFormat mmf_demuxer = {
 #ifdef CONFIG_MMF_MUXER
 AVOutputFormat mmf_muxer = {
     "mmf",
-    "mmf format",
+    NULL_IF_CONFIG_SMALL("mmf format"),
     "application/vnd.smaf",
     "mmf",
     sizeof(MMFContext),
diff --git a/libavformat/mov.c b/libavformat/mov.c
index 86a3e0b767..76c25a3e4d 100644
--- a/libavformat/mov.c
+++ b/libavformat/mov.c
@@ -1914,7 +1914,7 @@ static int mov_read_close(AVFormatContext *s)
 
 AVInputFormat mov_demuxer = {
     "mov,mp4,m4a,3gp,3g2,mj2",
-    "QuickTime/MPEG4/Motion JPEG 2000 format",
+    NULL_IF_CONFIG_SMALL("QuickTime/MPEG-4/Motion JPEG 2000 format"),
     sizeof(MOVContext),
     mov_probe,
     mov_read_header,
diff --git a/libavformat/movenc.c b/libavformat/movenc.c
index e4f7066f12..937b907919 100644
--- a/libavformat/movenc.c
+++ b/libavformat/movenc.c
@@ -1666,7 +1666,7 @@ static int mov_write_trailer(AVFormatContext *s)
 #ifdef CONFIG_MOV_MUXER
 AVOutputFormat mov_muxer = {
     "mov",
-    "mov format",
+    NULL_IF_CONFIG_SMALL("MOV format"),
     NULL,
     "mov",
     sizeof(MOVContext),
@@ -1682,7 +1682,7 @@ AVOutputFormat mov_muxer = {
 #ifdef CONFIG_TGP_MUXER
 AVOutputFormat tgp_muxer = {
     "3gp",
-    "3gp format",
+    NULL_IF_CONFIG_SMALL("3GP format"),
     NULL,
     "3gp",
     sizeof(MOVContext),
@@ -1698,7 +1698,7 @@ AVOutputFormat tgp_muxer = {
 #ifdef CONFIG_MP4_MUXER
 AVOutputFormat mp4_muxer = {
     "mp4",
-    "mp4 format",
+    NULL_IF_CONFIG_SMALL("MP4 format"),
     "application/mp4",
     "mp4,m4a",
     sizeof(MOVContext),
@@ -1714,7 +1714,7 @@ AVOutputFormat mp4_muxer = {
 #ifdef CONFIG_PSP_MUXER
 AVOutputFormat psp_muxer = {
     "psp",
-    "psp mp4 format",
+    NULL_IF_CONFIG_SMALL("PSP MP4 format"),
     NULL,
     "mp4,psp",
     sizeof(MOVContext),
@@ -1730,7 +1730,7 @@ AVOutputFormat psp_muxer = {
 #ifdef CONFIG_TG2_MUXER
 AVOutputFormat tg2_muxer = {
     "3g2",
-    "3gp2 format",
+    NULL_IF_CONFIG_SMALL("3GP2 format"),
     NULL,
     "3g2",
     sizeof(MOVContext),
@@ -1746,7 +1746,7 @@ AVOutputFormat tg2_muxer = {
 #ifdef CONFIG_IPOD_MUXER
 AVOutputFormat ipod_muxer = {
     "ipod",
-    "iPod H.264 mp4 format",
+    NULL_IF_CONFIG_SMALL("iPod H.264 MP4 format"),
     "application/mp4",
     NULL,
     sizeof(MOVContext),
diff --git a/libavformat/mp3.c b/libavformat/mp3.c
index 459bf23ea2..5a75a95fbe 100644
--- a/libavformat/mp3.c
+++ b/libavformat/mp3.c
@@ -646,7 +646,7 @@ static int mp3_write_trailer(struct AVFormatContext *s)
 #ifdef CONFIG_MP3_DEMUXER
 AVInputFormat mp3_demuxer = {
     "mp3",
-    "MPEG audio",
+    NULL_IF_CONFIG_SMALL("MPEG audio"),
     0,
     mp3_read_probe,
     mp3_read_header,
@@ -659,7 +659,7 @@ AVInputFormat mp3_demuxer = {
 #ifdef CONFIG_MP2_MUXER
 AVOutputFormat mp2_muxer = {
     "mp2",
-    "MPEG audio layer 2",
+    NULL_IF_CONFIG_SMALL("MPEG audio layer 2"),
     "audio/x-mpeg",
 #ifdef CONFIG_LIBMP3LAME
     "mp2,m2a",
@@ -677,7 +677,7 @@ AVOutputFormat mp2_muxer = {
 #ifdef CONFIG_MP3_MUXER
 AVOutputFormat mp3_muxer = {
     "mp3",
-    "MPEG audio layer 3",
+    NULL_IF_CONFIG_SMALL("MPEG audio layer 3"),
     "audio/x-mpeg",
     "mp3",
     0,
diff --git a/libavformat/mpc.c b/libavformat/mpc.c
index 24ff7aad40..7ed574d866 100644
--- a/libavformat/mpc.c
+++ b/libavformat/mpc.c
@@ -219,7 +219,7 @@ static int mpc_read_seek(AVFormatContext *s, int stream_index, int64_t timestamp
 
 AVInputFormat mpc_demuxer = {
     "mpc",
-    "musepack",
+    NULL_IF_CONFIG_SMALL("Musepack"),
     sizeof(MPCContext),
     mpc_probe,
     mpc_read_header,
diff --git a/libavformat/mpc8.c b/libavformat/mpc8.c
index f6cc098954..6ede777b5f 100644
--- a/libavformat/mpc8.c
+++ b/libavformat/mpc8.c
@@ -235,7 +235,7 @@ static int mpc8_read_seek(AVFormatContext *s, int stream_index, int64_t timestam
 
 AVInputFormat mpc8_demuxer = {
     "mpc8",
-    "musepack8",
+    NULL_IF_CONFIG_SMALL("Musepack SV8"),
     sizeof(MPCContext),
     mpc8_probe,
     mpc8_read_header,
diff --git a/libavformat/mpeg.c b/libavformat/mpeg.c
index ce58e10465..6e63c4342e 100644
--- a/libavformat/mpeg.c
+++ b/libavformat/mpeg.c
@@ -583,7 +583,7 @@ static int64_t mpegps_read_dts(AVFormatContext *s, int stream_index,
 
 AVInputFormat mpegps_demuxer = {
     "mpeg",
-    "MPEG PS format",
+    NULL_IF_CONFIG_SMALL("MPEG-PS format"),
     sizeof(MpegDemuxContext),
     mpegps_probe,
     mpegps_read_header,
diff --git a/libavformat/mpegenc.c b/libavformat/mpegenc.c
index 09561a9ce8..1606edcc19 100644
--- a/libavformat/mpegenc.c
+++ b/libavformat/mpegenc.c
@@ -1221,7 +1221,7 @@ static int mpeg_mux_end(AVFormatContext *ctx)
 #ifdef CONFIG_MPEG1SYSTEM_MUXER
 AVOutputFormat mpeg1system_muxer = {
     "mpeg",
-    "MPEG1 System format",
+    NULL_IF_CONFIG_SMALL("MPEG-1 System format"),
     "video/mpeg",
     "mpg,mpeg",
     sizeof(MpegMuxContext),
@@ -1235,7 +1235,7 @@ AVOutputFormat mpeg1system_muxer = {
 #ifdef CONFIG_MPEG1VCD_MUXER
 AVOutputFormat mpeg1vcd_muxer = {
     "vcd",
-    "MPEG1 System format (VCD)",
+    NULL_IF_CONFIG_SMALL("MPEG-1 System format (VCD)"),
     "video/mpeg",
     NULL,
     sizeof(MpegMuxContext),
@@ -1249,7 +1249,7 @@ AVOutputFormat mpeg1vcd_muxer = {
 #ifdef CONFIG_MPEG2VOB_MUXER
 AVOutputFormat mpeg2vob_muxer = {
     "vob",
-    "MPEG2 PS format (VOB)",
+    NULL_IF_CONFIG_SMALL("MPEG-2 PS format (VOB)"),
     "video/mpeg",
     "vob",
     sizeof(MpegMuxContext),
@@ -1265,7 +1265,7 @@ AVOutputFormat mpeg2vob_muxer = {
 #ifdef CONFIG_MPEG2SVCD_MUXER
 AVOutputFormat mpeg2svcd_muxer = {
     "svcd",
-    "MPEG2 PS format (VOB)",
+    NULL_IF_CONFIG_SMALL("MPEG-2 PS format (VOB)"),
     "video/mpeg",
     "vob",
     sizeof(MpegMuxContext),
@@ -1281,7 +1281,7 @@ AVOutputFormat mpeg2svcd_muxer = {
 #ifdef CONFIG_MPEG2DVD_MUXER
 AVOutputFormat mpeg2dvd_muxer = {
     "dvd",
-    "MPEG2 PS format (DVD VOB)",
+    NULL_IF_CONFIG_SMALL("MPEG-2 PS format (DVD VOB)"),
     "video/mpeg",
     "dvd",
     sizeof(MpegMuxContext),
diff --git a/libavformat/mpegts.c b/libavformat/mpegts.c
index e5ae4d6441..da75ff1625 100644
--- a/libavformat/mpegts.c
+++ b/libavformat/mpegts.c
@@ -1499,7 +1499,7 @@ void mpegts_parse_close(MpegTSContext *ts)
 
 AVInputFormat mpegts_demuxer = {
     "mpegts",
-    "MPEG2 transport stream format",
+    NULL_IF_CONFIG_SMALL("MPEG-2 transport stream format"),
     sizeof(MpegTSContext),
     mpegts_probe,
     mpegts_read_header,
@@ -1512,7 +1512,7 @@ AVInputFormat mpegts_demuxer = {
 
 AVInputFormat mpegtsraw_demuxer = {
     "mpegtsraw",
-    "MPEG2 raw transport stream format",
+    NULL_IF_CONFIG_SMALL("MPEG-2 raw transport stream format"),
     sizeof(MpegTSContext),
     NULL,
     mpegts_read_header,
diff --git a/libavformat/mpegtsenc.c b/libavformat/mpegtsenc.c
index 188830116b..4a70a15f74 100644
--- a/libavformat/mpegtsenc.c
+++ b/libavformat/mpegtsenc.c
@@ -684,7 +684,7 @@ static int mpegts_write_end(AVFormatContext *s)
 
 AVOutputFormat mpegts_muxer = {
     "mpegts",
-    "MPEG2 transport stream format",
+    NULL_IF_CONFIG_SMALL("MPEG-2 transport stream format"),
     "video/x-mpegts",
     "ts,m2t",
     sizeof(MpegTSWrite),
diff --git a/libavformat/mpjpeg.c b/libavformat/mpjpeg.c
index 2e745721bf..ecaad55ea7 100644
--- a/libavformat/mpjpeg.c
+++ b/libavformat/mpjpeg.c
@@ -55,7 +55,7 @@ static int mpjpeg_write_trailer(AVFormatContext *s)
 
 AVOutputFormat mpjpeg_muxer = {
     "mpjpeg",
-    "Mime multipart JPEG format",
+    NULL_IF_CONFIG_SMALL("Mime multipart JPEG format"),
     "multipart/x-mixed-replace;boundary=" BOUNDARY_TAG,
     "mjpg",
     0,
diff --git a/libavformat/msnwc_tcp.c b/libavformat/msnwc_tcp.c
index df79c0187d..34ab9d94bb 100644
--- a/libavformat/msnwc_tcp.c
+++ b/libavformat/msnwc_tcp.c
@@ -132,7 +132,7 @@ static int msnwc_tcp_read_packet(AVFormatContext *ctx, AVPacket *pkt)
 
 AVInputFormat msnwc_tcp_demuxer = {
     "msnwctcp",
-    "MSN TCP Webcam stream",
+    NULL_IF_CONFIG_SMALL("MSN TCP Webcam stream"),
     0,
     msnwc_tcp_probe,
     msnwc_tcp_read_header,
diff --git a/libavformat/mtv.c b/libavformat/mtv.c
index d8fa198edf..557846f6eb 100644
--- a/libavformat/mtv.c
+++ b/libavformat/mtv.c
@@ -176,7 +176,7 @@ static int mtv_read_packet(AVFormatContext *s, AVPacket *pkt)
 
 AVInputFormat mtv_demuxer = {
     "MTV",
-    "MTV format",
+    NULL_IF_CONFIG_SMALL("MTV format"),
     sizeof(MTVDemuxContext),
     mtv_probe,
     mtv_read_header,
diff --git a/libavformat/mxf.c b/libavformat/mxf.c
index df3a890305..e2f4997fad 100644
--- a/libavformat/mxf.c
+++ b/libavformat/mxf.c
@@ -1061,7 +1061,7 @@ static int mxf_read_seek(AVFormatContext *s, int stream_index, int64_t sample_ti
 
 AVInputFormat mxf_demuxer = {
     "mxf",
-    "MXF format",
+    NULL_IF_CONFIG_SMALL("MXF format"),
     sizeof(MXFContext),
     mxf_probe,
     mxf_read_header,
diff --git a/libavformat/nsvdec.c b/libavformat/nsvdec.c
index 5e77654587..f4514cc333 100644
--- a/libavformat/nsvdec.c
+++ b/libavformat/nsvdec.c
@@ -751,7 +751,7 @@ static int nsv_probe(AVProbeData *p)
 
 AVInputFormat nsv_demuxer = {
     "nsv",
-    "NullSoft Video format",
+    NULL_IF_CONFIG_SMALL("NullSoft Video format"),
     sizeof(NSVContext),
     nsv_probe,
     nsv_read_header,
diff --git a/libavformat/nutdec.c b/libavformat/nutdec.c
index fd7c893490..5dac94c4b9 100644
--- a/libavformat/nutdec.c
+++ b/libavformat/nutdec.c
@@ -908,7 +908,7 @@ static int nut_read_close(AVFormatContext *s)
 #ifdef CONFIG_NUT_DEMUXER
 AVInputFormat nut_demuxer = {
     "nut",
-    "nut format",
+    NULL_IF_CONFIG_SMALL("NUT format"),
     sizeof(NUTContext),
     nut_probe,
     nut_read_header,
diff --git a/libavformat/nutenc.c b/libavformat/nutenc.c
index 58debcb25e..78e678f0fa 100644
--- a/libavformat/nutenc.c
+++ b/libavformat/nutenc.c
@@ -802,7 +802,7 @@ static int write_trailer(AVFormatContext *s){
 
 AVOutputFormat nut_muxer = {
     "nut",
-    "nut format",
+    NULL_IF_CONFIG_SMALL("NUT format"),
     "video/x-nut",
     "nut",
     sizeof(NUTContext),
diff --git a/libavformat/nuv.c b/libavformat/nuv.c
index 88765af9f5..74393afaa7 100644
--- a/libavformat/nuv.c
+++ b/libavformat/nuv.c
@@ -242,7 +242,7 @@ static int nuv_packet(AVFormatContext *s, AVPacket *pkt) {
 
 AVInputFormat nuv_demuxer = {
     "nuv",
-    "NuppelVideo format",
+    NULL_IF_CONFIG_SMALL("NuppelVideo format"),
     sizeof(NUVContext),
     nuv_probe,
     nuv_header,
diff --git a/libavformat/oggdec.c b/libavformat/oggdec.c
index 96d16a8737..7eb9847265 100644
--- a/libavformat/oggdec.c
+++ b/libavformat/oggdec.c
@@ -584,7 +584,7 @@ static int ogg_probe(AVProbeData *p)
 
 AVInputFormat ogg_demuxer = {
     "ogg",
-    "Ogg",
+    NULL_IF_CONFIG_SMALL("Ogg"),
     sizeof (ogg_t),
     ogg_probe,
     ogg_read_header,
diff --git a/libavformat/oggenc.c b/libavformat/oggenc.c
index fe05fba919..717448851b 100644
--- a/libavformat/oggenc.c
+++ b/libavformat/oggenc.c
@@ -279,7 +279,7 @@ static int ogg_write_trailer(AVFormatContext *s)
 
 AVOutputFormat ogg_muxer = {
     "ogg",
-    "Ogg format",
+    NULL_IF_CONFIG_SMALL("Ogg"),
     "application/ogg",
     "ogg",
     0,
diff --git a/libavformat/psxstr.c b/libavformat/psxstr.c
index 2ba805f84f..df9f1c0427 100644
--- a/libavformat/psxstr.c
+++ b/libavformat/psxstr.c
@@ -351,7 +351,7 @@ static int str_read_close(AVFormatContext *s)
 
 AVInputFormat str_demuxer = {
     "psxstr",
-    "Sony Playstation STR format",
+    NULL_IF_CONFIG_SMALL("Sony Playstation STR format"),
     sizeof(StrDemuxContext),
     str_probe,
     str_read_header,
diff --git a/libavformat/pva.c b/libavformat/pva.c
index 03b92bf3d6..32827d43e8 100644
--- a/libavformat/pva.c
+++ b/libavformat/pva.c
@@ -202,7 +202,7 @@ static int64_t pva_read_timestamp(struct AVFormatContext *s, int stream_index,
 
 AVInputFormat pva_demuxer = {
     "pva",
-    "pva file and stream format",
+    NULL_IF_CONFIG_SMALL("TechnoTrend PVA file and stream format"),
     sizeof(PVAContext),
     pva_probe,
     pva_read_header,
diff --git a/libavformat/raw.c b/libavformat/raw.c
index db427c0299..5217209bd1 100644
--- a/libavformat/raw.c
+++ b/libavformat/raw.c
@@ -431,7 +431,7 @@ static int flac_probe(AVProbeData *p)
 
 AVInputFormat shorten_demuxer = {
     "shn",
-    "raw shorten",
+    NULL_IF_CONFIG_SMALL("raw Shorten"),
     0,
     NULL,
     audio_read_header,
@@ -444,7 +444,7 @@ AVInputFormat shorten_demuxer = {
 
 AVInputFormat mlp_demuxer = {
     "mlp",
-    "raw mlp",
+    NULL_IF_CONFIG_SMALL("raw MLP"),
     0,
     NULL,
     audio_read_header,
@@ -457,7 +457,7 @@ AVInputFormat mlp_demuxer = {
 
 AVInputFormat flac_demuxer = {
     "flac",
-    "raw flac",
+    NULL_IF_CONFIG_SMALL("raw FLAC"),
     0,
     flac_probe,
     audio_read_header,
@@ -471,7 +471,7 @@ AVInputFormat flac_demuxer = {
 #ifdef CONFIG_MUXERS
 AVOutputFormat flac_muxer = {
     "flac",
-    "raw flac",
+    NULL_IF_CONFIG_SMALL("raw FLAC"),
     "audio/x-flac",
     "flac",
     0,
@@ -486,7 +486,7 @@ AVOutputFormat flac_muxer = {
 #ifdef CONFIG_AC3_DEMUXER
 AVInputFormat ac3_demuxer = {
     "ac3",
-    "raw ac3",
+    NULL_IF_CONFIG_SMALL("raw AC-3"),
     0,
     ac3_probe,
     audio_read_header,
@@ -501,7 +501,7 @@ AVInputFormat ac3_demuxer = {
 #ifdef CONFIG_MUXERS
 AVOutputFormat ac3_muxer = {
     "ac3",
-    "raw ac3",
+    NULL_IF_CONFIG_SMALL("raw AC-3"),
     "audio/x-ac3",
     "ac3",
     0,
@@ -514,7 +514,7 @@ AVOutputFormat ac3_muxer = {
 
 AVOutputFormat dts_muxer = {
     "dts",
-    "raw dts",
+    NULL_IF_CONFIG_SMALL("raw DTS"),
     "audio/x-dca",
     "dts",
     0,
@@ -529,7 +529,7 @@ AVOutputFormat dts_muxer = {
 
 AVInputFormat dirac_demuxer = {
     "dirac",
-    "raw dirac",
+    NULL_IF_CONFIG_SMALL("raw Dirac"),
     0,
     dirac_probe,
     video_read_header,
@@ -542,7 +542,7 @@ AVInputFormat dirac_demuxer = {
 #ifdef CONFIG_MUXERS
 AVOutputFormat dirac_muxer = {
     "dirac",
-    "raw dirac",
+    NULL_IF_CONFIG_SMALL("raw Dirac"),
     NULL,
     "drc",
     0,
@@ -556,7 +556,7 @@ AVOutputFormat dirac_muxer = {
 
 AVInputFormat dts_demuxer = {
     "dts",
-    "raw dts",
+    NULL_IF_CONFIG_SMALL("raw DTS"),
     0,
     dts_probe,
     audio_read_header,
@@ -569,7 +569,7 @@ AVInputFormat dts_demuxer = {
 
 AVInputFormat aac_demuxer = {
     "aac",
-    "ADTS AAC",
+    NULL_IF_CONFIG_SMALL("ADTS AAC"),
     0,
     NULL,
     audio_read_header,
@@ -582,7 +582,7 @@ AVInputFormat aac_demuxer = {
 
 AVInputFormat gsm_demuxer = {
     "gsm",
-    "GSM",
+    NULL_IF_CONFIG_SMALL("GSM"),
     0,
     NULL,
     audio_read_header,
@@ -597,7 +597,7 @@ AVInputFormat gsm_demuxer = {
 AVOutputFormat roq_muxer =
 {
     "RoQ",
-    "Id RoQ format",
+    NULL_IF_CONFIG_SMALL("Id RoQ format"),
     NULL,
     "roq",
     0,
@@ -610,7 +610,7 @@ AVOutputFormat roq_muxer =
 
 AVInputFormat h261_demuxer = {
     "h261",
-    "raw h261",
+    NULL_IF_CONFIG_SMALL("raw H.261"),
     0,
     h261_probe,
     video_read_header,
@@ -624,7 +624,7 @@ AVInputFormat h261_demuxer = {
 #ifdef CONFIG_MUXERS
 AVOutputFormat h261_muxer = {
     "h261",
-    "raw h261",
+    NULL_IF_CONFIG_SMALL("raw H.261"),
     "video/x-h261",
     "h261",
     0,
@@ -638,7 +638,7 @@ AVOutputFormat h261_muxer = {
 
 AVInputFormat h263_demuxer = {
     "h263",
-    "raw h263",
+    NULL_IF_CONFIG_SMALL("raw H.263"),
     0,
     h263_probe,
     video_read_header,
@@ -652,7 +652,7 @@ AVInputFormat h263_demuxer = {
 #ifdef CONFIG_MUXERS
 AVOutputFormat h263_muxer = {
     "h263",
-    "raw h263",
+    NULL_IF_CONFIG_SMALL("raw H.263"),
     "video/x-h263",
     "h263",
     0,
@@ -666,7 +666,7 @@ AVOutputFormat h263_muxer = {
 
 AVInputFormat m4v_demuxer = {
     "m4v",
-    "raw MPEG4 video format",
+    NULL_IF_CONFIG_SMALL("raw MPEG-4 video format"),
     0,
     mpeg4video_probe, /** probing for mpeg4 data */
     video_read_header,
@@ -680,7 +680,7 @@ AVInputFormat m4v_demuxer = {
 #ifdef CONFIG_MUXERS
 AVOutputFormat m4v_muxer = {
     "m4v",
-    "raw MPEG4 video format",
+    NULL_IF_CONFIG_SMALL("raw MPEG-4 video format"),
     NULL,
     "m4v",
     0,
@@ -694,7 +694,7 @@ AVOutputFormat m4v_muxer = {
 
 AVInputFormat h264_demuxer = {
     "h264",
-    "raw H264 video format",
+    NULL_IF_CONFIG_SMALL("raw H.264 video format"),
     0,
     NULL /*mpegvideo_probe*/,
     video_read_header,
@@ -708,7 +708,7 @@ AVInputFormat h264_demuxer = {
 #ifdef CONFIG_MUXERS
 AVOutputFormat h264_muxer = {
     "h264",
-    "raw H264 video format",
+    NULL_IF_CONFIG_SMALL("raw H.264 video format"),
     NULL,
     "h264",
     0,
@@ -722,7 +722,7 @@ AVOutputFormat h264_muxer = {
 
 AVInputFormat mpegvideo_demuxer = {
     "mpegvideo",
-    "MPEG video",
+    NULL_IF_CONFIG_SMALL("MPEG video"),
     0,
     mpegvideo_probe,
     video_read_header,
@@ -735,7 +735,7 @@ AVInputFormat mpegvideo_demuxer = {
 #ifdef CONFIG_MUXERS
 AVOutputFormat mpeg1video_muxer = {
     "mpeg1video",
-    "MPEG video",
+    NULL_IF_CONFIG_SMALL("MPEG video"),
     "video/x-mpeg",
     "mpg,mpeg,m1v",
     0,
@@ -750,7 +750,7 @@ AVOutputFormat mpeg1video_muxer = {
 #ifdef CONFIG_MUXERS
 AVOutputFormat mpeg2video_muxer = {
     "mpeg2video",
-    "MPEG2 video",
+    NULL_IF_CONFIG_SMALL("MPEG-2 video"),
     NULL,
     "m2v",
     0,
@@ -764,7 +764,7 @@ AVOutputFormat mpeg2video_muxer = {
 
 AVInputFormat mjpeg_demuxer = {
     "mjpeg",
-    "MJPEG video",
+    NULL_IF_CONFIG_SMALL("MJPEG video"),
     0,
     NULL,
     video_read_header,
@@ -777,7 +777,7 @@ AVInputFormat mjpeg_demuxer = {
 
 AVInputFormat ingenient_demuxer = {
     "ingenient",
-    "Ingenient MJPEG",
+    NULL_IF_CONFIG_SMALL("Ingenient MJPEG"),
     0,
     NULL,
     video_read_header,
@@ -791,7 +791,7 @@ AVInputFormat ingenient_demuxer = {
 #ifdef CONFIG_MUXERS
 AVOutputFormat mjpeg_muxer = {
     "mjpeg",
-    "MJPEG video",
+    NULL_IF_CONFIG_SMALL("MJPEG video"),
     "video/x-mjpeg",
     "mjpg,mjpeg",
     0,
@@ -805,7 +805,7 @@ AVOutputFormat mjpeg_muxer = {
 
 AVInputFormat vc1_demuxer = {
     "vc1",
-    "raw vc1",
+    NULL_IF_CONFIG_SMALL("raw VC-1"),
     0,
     NULL /* vc1_probe */,
     video_read_header,
@@ -820,7 +820,7 @@ AVInputFormat vc1_demuxer = {
 #define PCMINPUTDEF(name, long_name, ext, codec) \
 AVInputFormat pcm_ ## name ## _demuxer = {\
     #name,\
-    long_name,\
+    NULL_IF_CONFIG_SMALL(long_name),\
     0,\
     NULL,\
     raw_read_header,\
@@ -835,7 +835,7 @@ AVInputFormat pcm_ ## name ## _demuxer = {\
 #define PCMOUTPUTDEF(name, long_name, ext, codec) \
 AVOutputFormat pcm_ ## name ## _muxer = {\
     #name,\
-    long_name,\
+    NULL_IF_CONFIG_SMALL(long_name),\
     NULL,\
     ext,\
     0,\
@@ -920,7 +920,7 @@ static int rawvideo_read_packet(AVFormatContext *s, AVPacket *pkt)
 
 AVInputFormat rawvideo_demuxer = {
     "rawvideo",
-    "raw video format",
+    NULL_IF_CONFIG_SMALL("raw video format"),
     0,
     NULL,
     raw_read_header,
@@ -934,7 +934,7 @@ AVInputFormat rawvideo_demuxer = {
 #ifdef CONFIG_MUXERS
 AVOutputFormat rawvideo_muxer = {
     "rawvideo",
-    "raw video format",
+    NULL_IF_CONFIG_SMALL("raw video format"),
     NULL,
     "yuv,rgb",
     0,
@@ -954,7 +954,7 @@ static int null_write_packet(struct AVFormatContext *s, AVPacket *pkt)
 
 AVOutputFormat null_muxer = {
     "null",
-    "null video format",
+    NULL_IF_CONFIG_SMALL("null video format"),
     NULL,
     NULL,
     0,
diff --git a/libavformat/rl2.c b/libavformat/rl2.c
index ca81ff8e34..407867fb5b 100644
--- a/libavformat/rl2.c
+++ b/libavformat/rl2.c
@@ -288,7 +288,7 @@ static int rl2_read_seek(AVFormatContext *s, int stream_index, int64_t timestamp
 
 AVInputFormat rl2_demuxer = {
     "rl2",
-    "rl2 format",
+    NULL_IF_CONFIG_SMALL("rl2 format"),
     sizeof(Rl2DemuxContext),
     rl2_probe,
     rl2_read_header,
diff --git a/libavformat/rmdec.c b/libavformat/rmdec.c
index a2aa9c8cd1..128e3a2a9b 100644
--- a/libavformat/rmdec.c
+++ b/libavformat/rmdec.c
@@ -793,7 +793,7 @@ static int64_t rm_read_dts(AVFormatContext *s, int stream_index,
 
 AVInputFormat rm_demuxer = {
     "rm",
-    "rm format",
+    NULL_IF_CONFIG_SMALL("RM format"),
     sizeof(RMContext),
     rm_probe,
     rm_read_header,
diff --git a/libavformat/rmenc.c b/libavformat/rmenc.c
index 881c347c22..03f629e7be 100644
--- a/libavformat/rmenc.c
+++ b/libavformat/rmenc.c
@@ -432,7 +432,7 @@ static int rm_write_trailer(AVFormatContext *s)
 
 AVOutputFormat rm_muxer = {
     "rm",
-    "rm format",
+    NULL_IF_CONFIG_SMALL("RM format"),
     "application/vnd.rn-realmedia",
     "rm,ra",
     sizeof(RMContext),
diff --git a/libavformat/rpl.c b/libavformat/rpl.c
index fa284c14e9..7340e18e63 100644
--- a/libavformat/rpl.c
+++ b/libavformat/rpl.c
@@ -348,7 +348,7 @@ static int rpl_read_packet(AVFormatContext *s, AVPacket *pkt)
 
 AVInputFormat rpl_demuxer = {
     "rpl",
-    "RPL/ARMovie format",
+    NULL_IF_CONFIG_SMALL("RPL/ARMovie format"),
     sizeof(RPLContext),
     rpl_probe,
     rpl_read_header,
diff --git a/libavformat/rtpenc.c b/libavformat/rtpenc.c
index c6cd3cc350..c1e8e16f07 100644
--- a/libavformat/rtpenc.c
+++ b/libavformat/rtpenc.c
@@ -356,7 +356,7 @@ static int rtp_write_packet(AVFormatContext *s1, AVPacket *pkt)
 
 AVOutputFormat rtp_muxer = {
     "rtp",
-    "RTP output format",
+    NULL_IF_CONFIG_SMALL("RTP output format"),
     NULL,
     NULL,
     sizeof(RTPDemuxContext),
diff --git a/libavformat/rtsp.c b/libavformat/rtsp.c
index 8819d02b25..b0f63967ac 100644
--- a/libavformat/rtsp.c
+++ b/libavformat/rtsp.c
@@ -1354,7 +1354,7 @@ static int rtsp_read_close(AVFormatContext *s)
 #ifdef CONFIG_RTSP_DEMUXER
 AVInputFormat rtsp_demuxer = {
     "rtsp",
-    "RTSP input format",
+    NULL_IF_CONFIG_SMALL("RTSP input format"),
     sizeof(RTSPState),
     rtsp_probe,
     rtsp_read_header,
@@ -1462,7 +1462,7 @@ static int sdp_read_close(AVFormatContext *s)
 #ifdef CONFIG_SDP_DEMUXER
 AVInputFormat sdp_demuxer = {
     "sdp",
-    "SDP",
+    NULL_IF_CONFIG_SMALL("SDP"),
     sizeof(RTSPState),
     sdp_probe,
     sdp_read_header,
@@ -1529,7 +1529,7 @@ static int redir_read_header(AVFormatContext *s, AVFormatParameters *ap)
 
 AVInputFormat redir_demuxer = {
     "redir",
-    "Redirector format",
+    NULL_IF_CONFIG_SMALL("Redirector format"),
     0,
     redir_probe,
     redir_read_header,
diff --git a/libavformat/segafilm.c b/libavformat/segafilm.c
index 5b149a7ca5..4c6d138d6b 100644
--- a/libavformat/segafilm.c
+++ b/libavformat/segafilm.c
@@ -283,7 +283,7 @@ static int film_read_close(AVFormatContext *s)
 
 AVInputFormat segafilm_demuxer = {
     "film_cpk",
-    "Sega FILM/CPK format",
+    NULL_IF_CONFIG_SMALL("Sega FILM/CPK format"),
     sizeof(FilmDemuxContext),
     film_probe,
     film_read_header,
diff --git a/libavformat/sierravmd.c b/libavformat/sierravmd.c
index fc757906c4..7b0e700718 100644
--- a/libavformat/sierravmd.c
+++ b/libavformat/sierravmd.c
@@ -291,7 +291,7 @@ static int vmd_read_close(AVFormatContext *s)
 
 AVInputFormat vmd_demuxer = {
     "vmd",
-    "Sierra VMD format",
+    NULL_IF_CONFIG_SMALL("Sierra VMD format"),
     sizeof(VmdDemuxContext),
     vmd_probe,
     vmd_read_header,
diff --git a/libavformat/siff.c b/libavformat/siff.c
index c8f892b8d5..30bd307c97 100644
--- a/libavformat/siff.c
+++ b/libavformat/siff.c
@@ -227,7 +227,7 @@ static int siff_read_packet(AVFormatContext *s, AVPacket *pkt)
 
 AVInputFormat siff_demuxer = {
     "siff",
-    "Beam Software SIFF",
+    NULL_IF_CONFIG_SMALL("Beam Software SIFF"),
     sizeof(SIFFContext),
     siff_probe,
     siff_read_header,
diff --git a/libavformat/smacker.c b/libavformat/smacker.c
index 460ed0c93b..8d0b7428ba 100644
--- a/libavformat/smacker.c
+++ b/libavformat/smacker.c
@@ -336,7 +336,7 @@ static int smacker_read_close(AVFormatContext *s)
 
 AVInputFormat smacker_demuxer = {
     "smk",
-    "Smacker Video",
+    NULL_IF_CONFIG_SMALL("Smacker video"),
     sizeof(SmackerContext),
     smacker_probe,
     smacker_read_header,
diff --git a/libavformat/sol.c b/libavformat/sol.c
index f2eedc7fe7..71b4fbe49b 100644
--- a/libavformat/sol.c
+++ b/libavformat/sol.c
@@ -147,7 +147,7 @@ static int sol_read_close(AVFormatContext *s)
 
 AVInputFormat sol_demuxer = {
     "sol",
-    "Sierra SOL Format",
+    NULL_IF_CONFIG_SMALL("Sierra SOL format"),
     0,
     sol_probe,
     sol_read_header,
diff --git a/libavformat/swfdec.c b/libavformat/swfdec.c
index e0da824f38..d899b2d822 100644
--- a/libavformat/swfdec.c
+++ b/libavformat/swfdec.c
@@ -185,7 +185,7 @@ static int swf_read_packet(AVFormatContext *s, AVPacket *pkt)
 
 AVInputFormat swf_demuxer = {
     "swf",
-    "Flash format",
+    NULL_IF_CONFIG_SMALL("Flash format"),
     sizeof(SWFContext),
     swf_probe,
     swf_read_header,
diff --git a/libavformat/swfenc.c b/libavformat/swfenc.c
index dcba793839..193663f61e 100644
--- a/libavformat/swfenc.c
+++ b/libavformat/swfenc.c
@@ -503,7 +503,7 @@ static int swf_write_trailer(AVFormatContext *s)
 #ifdef CONFIG_SWF_MUXER
 AVOutputFormat swf_muxer = {
     "swf",
-    "Flash format",
+    NULL_IF_CONFIG_SMALL("Flash format"),
     "application/x-shockwave-flash",
     "swf",
     sizeof(SWFContext),
@@ -517,7 +517,7 @@ AVOutputFormat swf_muxer = {
 #ifdef CONFIG_AVM2_MUXER
 AVOutputFormat avm2_muxer = {
     "avm2",
-    "Flash 9 (AVM2) format",
+    NULL_IF_CONFIG_SMALL("Flash 9 (AVM2) format"),
     "application/x-shockwave-flash",
     NULL,
     sizeof(SWFContext),
diff --git a/libavformat/thp.c b/libavformat/thp.c
index a0747ecad8..434bc297a4 100644
--- a/libavformat/thp.c
+++ b/libavformat/thp.c
@@ -189,7 +189,7 @@ static int thp_read_packet(AVFormatContext *s,
 
 AVInputFormat thp_demuxer = {
     "thp",
-    "THP",
+    NULL_IF_CONFIG_SMALL("THP"),
     sizeof(ThpDemuxContext),
     thp_probe,
     thp_read_header,
diff --git a/libavformat/tiertexseq.c b/libavformat/tiertexseq.c
index 88a65fa50c..f9c9be1796 100644
--- a/libavformat/tiertexseq.c
+++ b/libavformat/tiertexseq.c
@@ -304,7 +304,7 @@ static int seq_read_close(AVFormatContext *s)
 
 AVInputFormat tiertexseq_demuxer = {
     "tiertexseq",
-    "Tiertex Limited SEQ format",
+    NULL_IF_CONFIG_SMALL("Tiertex Limited SEQ format"),
     sizeof(SeqDemuxContext),
     seq_probe,
     seq_read_header,
diff --git a/libavformat/tta.c b/libavformat/tta.c
index bfdc39b1a6..9a30e1fc87 100644
--- a/libavformat/tta.c
+++ b/libavformat/tta.c
@@ -139,7 +139,7 @@ static int tta_read_seek(AVFormatContext *s, int stream_index, int64_t timestamp
 
 AVInputFormat tta_demuxer = {
     "tta",
-    "true-audio",
+    NULL_IF_CONFIG_SMALL("True Audio"),
     sizeof(TTAContext),
     tta_probe,
     tta_read_header,
diff --git a/libavformat/txd.c b/libavformat/txd.c
index 8092a41a48..e8e263c6fd 100644
--- a/libavformat/txd.c
+++ b/libavformat/txd.c
@@ -94,7 +94,7 @@ static int txd_read_close(AVFormatContext *s) {
 AVInputFormat txd_demuxer =
 {
     "txd",
-    "txd format",
+    NULL_IF_CONFIG_SMALL("txd format"),
     0,
     txd_probe,
     txd_read_header,
diff --git a/libavformat/vc1test.c b/libavformat/vc1test.c
index 531fd8515b..7601ea9078 100644
--- a/libavformat/vc1test.c
+++ b/libavformat/vc1test.c
@@ -103,7 +103,7 @@ static int vc1t_read_packet(AVFormatContext *s,
 
 AVInputFormat vc1t_demuxer = {
     "vc1test",
-    "VC1 test bitstream format",
+    NULL_IF_CONFIG_SMALL("VC-1 test bitstream format"),
     0,
     vc1t_probe,
     vc1t_read_header,
diff --git a/libavformat/vocdec.c b/libavformat/vocdec.c
index 7c50fa588c..06ef0c37bf 100644
--- a/libavformat/vocdec.c
+++ b/libavformat/vocdec.c
@@ -136,7 +136,7 @@ static int voc_read_packet(AVFormatContext *s, AVPacket *pkt)
 
 AVInputFormat voc_demuxer = {
     "voc",
-    "Creative Voice File format",
+    NULL_IF_CONFIG_SMALL("Creative Voice file format"),
     sizeof(voc_dec_context_t),
     voc_probe,
     voc_read_header,
diff --git a/libavformat/vocenc.c b/libavformat/vocenc.c
index d967fae095..a96dfc7616 100644
--- a/libavformat/vocenc.c
+++ b/libavformat/vocenc.c
@@ -90,7 +90,7 @@ static int voc_write_trailer(AVFormatContext *s)
 
 AVOutputFormat voc_muxer = {
     "voc",
-    "Creative Voice File format",
+    NULL_IF_CONFIG_SMALL("Creative Voice file format"),
     "audio/x-voc",
     "voc",
     sizeof(voc_enc_context_t),
diff --git a/libavformat/wav.c b/libavformat/wav.c
index ffcc4ac6e5..44c245d13b 100644
--- a/libavformat/wav.c
+++ b/libavformat/wav.c
@@ -262,7 +262,7 @@ static int wav_read_seek(AVFormatContext *s,
 #ifdef CONFIG_WAV_DEMUXER
 AVInputFormat wav_demuxer = {
     "wav",
-    "wav format",
+    NULL_IF_CONFIG_SMALL("WAV format"),
     sizeof(WAVContext),
     wav_probe,
     wav_read_header,
@@ -276,7 +276,7 @@ AVInputFormat wav_demuxer = {
 #ifdef CONFIG_WAV_MUXER
 AVOutputFormat wav_muxer = {
     "wav",
-    "wav format",
+    NULL_IF_CONFIG_SMALL("WAV format"),
     "audio/x-wav",
     "wav",
     sizeof(WAVContext),
diff --git a/libavformat/wc3movie.c b/libavformat/wc3movie.c
index 922ec58963..bb9a6e275d 100644
--- a/libavformat/wc3movie.c
+++ b/libavformat/wc3movie.c
@@ -385,7 +385,7 @@ static int wc3_read_close(AVFormatContext *s)
 
 AVInputFormat wc3_demuxer = {
     "wc3movie",
-    "Wing Commander III movie format",
+    NULL_IF_CONFIG_SMALL("Wing Commander III movie format"),
     sizeof(Wc3DemuxContext),
     wc3_probe,
     wc3_read_header,
diff --git a/libavformat/westwood.c b/libavformat/westwood.c
index 5b06acbeb8..f6ff7ec8d0 100644
--- a/libavformat/westwood.c
+++ b/libavformat/westwood.c
@@ -388,7 +388,7 @@ static int wsvqa_read_close(AVFormatContext *s)
 #ifdef CONFIG_WSAUD_DEMUXER
 AVInputFormat wsaud_demuxer = {
     "wsaud",
-    "Westwood Studios audio format",
+    NULL_IF_CONFIG_SMALL("Westwood Studios audio format"),
     sizeof(WsAudDemuxContext),
     wsaud_probe,
     wsaud_read_header,
@@ -399,7 +399,7 @@ AVInputFormat wsaud_demuxer = {
 #ifdef CONFIG_WSVQA_DEMUXER
 AVInputFormat wsvqa_demuxer = {
     "wsvqa",
-    "Westwood Studios VQA format",
+    NULL_IF_CONFIG_SMALL("Westwood Studios VQA format"),
     sizeof(WsVqaDemuxContext),
     wsvqa_probe,
     wsvqa_read_header,
diff --git a/libavformat/wv.c b/libavformat/wv.c
index 3b6fcae09c..953955412d 100644
--- a/libavformat/wv.c
+++ b/libavformat/wv.c
@@ -226,7 +226,7 @@ static int wv_read_seek(AVFormatContext *s, int stream_index, int64_t timestamp,
 
 AVInputFormat wv_demuxer = {
     "wv",
-    "WavPack",
+    NULL_IF_CONFIG_SMALL("WavPack"),
     sizeof(WVContext),
     wv_probe,
     wv_read_header,
diff --git a/libavformat/xa.c b/libavformat/xa.c
index 88f731a3da..c79df78a48 100644
--- a/libavformat/xa.c
+++ b/libavformat/xa.c
@@ -108,7 +108,7 @@ static int xa_read_packet(AVFormatContext *s,
 
 AVInputFormat xa_demuxer = {
     "xa",
-    "Maxis XA File Format",
+    NULL_IF_CONFIG_SMALL("Maxis XA File Format"),
     sizeof(MaxisXADemuxContext),
     xa_probe,
     xa_read_header,
diff --git a/libavformat/yuv4mpeg.c b/libavformat/yuv4mpeg.c
index 3ba582e55e..5163417e5d 100644
--- a/libavformat/yuv4mpeg.c
+++ b/libavformat/yuv4mpeg.c
@@ -169,7 +169,7 @@ static int yuv4_write_header(AVFormatContext *s)
 #ifdef CONFIG_YUV4MPEGPIPE_MUXER
 AVOutputFormat yuv4mpegpipe_muxer = {
     "yuv4mpegpipe",
-    "YUV4MPEG pipe format",
+    NULL_IF_CONFIG_SMALL("YUV4MPEG pipe format"),
     "",
     "y4m",
     sizeof(int),
@@ -390,7 +390,7 @@ static int yuv4_probe(AVProbeData *pd)
 #ifdef CONFIG_YUV4MPEGPIPE_DEMUXER
 AVInputFormat yuv4mpegpipe_demuxer = {
     "yuv4mpegpipe",
-    "YUV4MPEG pipe format",
+    NULL_IF_CONFIG_SMALL("YUV4MPEG pipe format"),
     sizeof(struct frame_attributes),
     yuv4_probe,
     yuv4_read_header,