cosmetics: insert some spaces in explicit enum value assignments

Signed-off-by: Anton Khirnov <anton@khirnov.net>

libavcodec/avcodec.h

@@ -222,7 +222,7 @@ enum CodecID {
 
     /* various PCM "codecs" */
     CODEC_ID_FIRST_AUDIO = 0x10000,     ///< A dummy id pointing at the start of audio codecs
-    CODEC_ID_PCM_S16LE= 0x10000,
+    CODEC_ID_PCM_S16LE = 0x10000,
     CODEC_ID_PCM_S16BE,
     CODEC_ID_PCM_U16LE,
     CODEC_ID_PCM_U16BE,
@@ -251,7 +251,7 @@ enum CodecID {
     CODEC_ID_S302M,
 
     /* various ADPCM codecs */
-    CODEC_ID_ADPCM_IMA_QT= 0x11000,
+    CODEC_ID_ADPCM_IMA_QT = 0x11000,
     CODEC_ID_ADPCM_IMA_WAV,
     CODEC_ID_ADPCM_IMA_DK3,
     CODEC_ID_ADPCM_IMA_DK4,
@@ -282,21 +282,21 @@ enum CodecID {
     CODEC_ID_ADPCM_G722,
 
     /* AMR */
-    CODEC_ID_AMR_NB= 0x12000,
+    CODEC_ID_AMR_NB = 0x12000,
     CODEC_ID_AMR_WB,
 
     /* RealAudio codecs*/
-    CODEC_ID_RA_144= 0x13000,
+    CODEC_ID_RA_144 = 0x13000,
     CODEC_ID_RA_288,
 
     /* various DPCM codecs */
-    CODEC_ID_ROQ_DPCM= 0x14000,
+    CODEC_ID_ROQ_DPCM = 0x14000,
     CODEC_ID_INTERPLAY_DPCM,
     CODEC_ID_XAN_DPCM,
     CODEC_ID_SOL_DPCM,
 
     /* audio codecs */
-    CODEC_ID_MP2= 0x15000,
+    CODEC_ID_MP2 = 0x15000,
     CODEC_ID_MP3, ///< preferred ID for decoding MPEG audio layer 1, 2 or 3
     CODEC_ID_AAC,
     CODEC_ID_AC3,
@@ -362,7 +362,7 @@ enum CodecID {
 
     /* subtitle codecs */
     CODEC_ID_FIRST_SUBTITLE = 0x17000,          ///< A dummy ID pointing at the start of subtitle codecs.
-    CODEC_ID_DVD_SUBTITLE= 0x17000,
+    CODEC_ID_DVD_SUBTITLE = 0x17000,
     CODEC_ID_DVB_SUBTITLE,
     CODEC_ID_TEXT,  ///< raw UTF-8 text
     CODEC_ID_XSUB,
@@ -374,15 +374,15 @@ enum CodecID {
 
     /* other specific kind of codecs (generally used for attachments) */
     CODEC_ID_FIRST_UNKNOWN = 0x18000,           ///< A dummy ID pointing at the start of various fake codecs.
-    CODEC_ID_TTF= 0x18000,
+    CODEC_ID_TTF = 0x18000,
 
-    CODEC_ID_PROBE= 0x19000, ///< codec_id is not known (like CODEC_ID_NONE) but lavf should attempt to identify it
+    CODEC_ID_PROBE = 0x19000, ///< codec_id is not known (like CODEC_ID_NONE) but lavf should attempt to identify it
 
-    CODEC_ID_MPEG2TS= 0x20000, /**< _FAKE_ codec to indicate a raw MPEG-2 TS
+    CODEC_ID_MPEG2TS = 0x20000, /**< _FAKE_ codec to indicate a raw MPEG-2 TS
                                 * stream (only used by libavformat) */
     CODEC_ID_MPEG4SYSTEMS = 0x20001, /**< _FAKE_ codec to indicate a MPEG-4 Systems
                                 * stream (only used by libavformat) */
-    CODEC_ID_FFMETADATA=0x21000,   ///< Dummy codec for streams containing only metadata information.
+    CODEC_ID_FFMETADATA = 0x21000,   ///< Dummy codec for streams containing only metadata information.
 };
 
 #if FF_API_OLD_SAMPLE_FMT