-PCM_CODEC(CODEC_ID_PCM_S16LE, pcm_s16le);
-PCM_CODEC(CODEC_ID_PCM_S16BE, pcm_s16be);
-PCM_CODEC(CODEC_ID_PCM_U16LE, pcm_u16le);
-PCM_CODEC(CODEC_ID_PCM_U16BE, pcm_u16be);
-PCM_CODEC(CODEC_ID_PCM_S8, pcm_s8);
-PCM_CODEC(CODEC_ID_PCM_U8, pcm_u8);
-PCM_CODEC(CODEC_ID_PCM_ALAW, pcm_alaw);
-PCM_CODEC(CODEC_ID_PCM_MULAW, pcm_mulaw);
+PCM_CODEC (CODEC_ID_PCM_ALAW, pcm_alaw, "A-law PCM");
+PCM_CODEC (CODEC_ID_PCM_DVD, pcm_dvd, "signed 16|20|24-bit big-endian PCM");
+PCM_CODEC (CODEC_ID_PCM_MULAW, pcm_mulaw, "mu-law PCM");
+PCM_CODEC (CODEC_ID_PCM_S8, pcm_s8, "signed 8-bit PCM");
+PCM_CODEC (CODEC_ID_PCM_S16BE, pcm_s16be, "signed 16-bit big-endian PCM");
+PCM_CODEC (CODEC_ID_PCM_S16LE, pcm_s16le, "signed 16-bit little-endian PCM");
+PCM_DECODER(CODEC_ID_PCM_S16LE_PLANAR, pcm_s16le_planar, "16-bit little-endian planar PCM");
+PCM_CODEC (CODEC_ID_PCM_S24BE, pcm_s24be, "signed 24-bit big-endian PCM");
+PCM_CODEC (CODEC_ID_PCM_S24DAUD, pcm_s24daud, "D-Cinema audio signed 24-bit PCM");
+PCM_CODEC (CODEC_ID_PCM_S24LE, pcm_s24le, "signed 24-bit little-endian PCM");
+PCM_CODEC (CODEC_ID_PCM_S32BE, pcm_s32be, "signed 32-bit big-endian PCM");
+PCM_CODEC (CODEC_ID_PCM_S32LE, pcm_s32le, "signed 32-bit little-endian PCM");
+PCM_CODEC (CODEC_ID_PCM_U8, pcm_u8, "unsigned 8-bit PCM");
+PCM_CODEC (CODEC_ID_PCM_U16BE, pcm_u16be, "unsigned 16-bit big-endian PCM");
+PCM_CODEC (CODEC_ID_PCM_U16LE, pcm_u16le, "unsigned 16-bit little-endian PCM");
+PCM_CODEC (CODEC_ID_PCM_U24BE, pcm_u24be, "unsigned 24-bit big-endian PCM");
+PCM_CODEC (CODEC_ID_PCM_U24LE, pcm_u24le, "unsigned 24-bit little-endian PCM");
+PCM_CODEC (CODEC_ID_PCM_U32BE, pcm_u32be, "unsigned 32-bit big-endian PCM");
+PCM_CODEC (CODEC_ID_PCM_U32LE, pcm_u32le, "unsigned 32-bit little-endian PCM");
+PCM_CODEC (CODEC_ID_PCM_ZORK, pcm_zork, "Zork PCM");