remove apparently unused real_pict_num from AVCodecContext

Originally committed as revision 18969 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavcodec/avcodec.h

@@ -31,7 +31,7 @@
 
 #define LIBAVCODEC_VERSION_MAJOR 52
 #define LIBAVCODEC_VERSION_MINOR 29
-#define LIBAVCODEC_VERSION_MICRO  0
+#define LIBAVCODEC_VERSION_MICRO  1
 
 #define LIBAVCODEC_VERSION_INT  AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \
                                                LIBAVCODEC_VERSION_MINOR, \
@@ -1117,7 +1117,9 @@ typedef struct AVCodecContext {
      */
     int frame_size;
     int frame_number;   ///< audio or video frame number
+#if LIBAVCODEC_VERSION_MAJOR < 53
     int real_pict_num;  ///< Returns the real picture number of previous encoded frame.
+#endif
 
     /**
      * Number of frames the decoded output will be delayed relative to

libavcodec/mpegvideo_enc.c

@@ -1216,7 +1216,6 @@ vbv_retry:
         if (encode_picture(s, s->picture_number) < 0)
             return -1;
 
-        avctx->real_pict_num  = s->picture_number;
         avctx->header_bits = s->header_bits;
         avctx->mv_bits     = s->mv_bits;
         avctx->misc_bits   = s->misc_bits;

libavcodec/options.c

@@ -111,7 +111,9 @@ static const AVOption options[]={
 {"cutoff", "set cutoff bandwidth", OFFSET(cutoff), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, A|E},
 {"frame_size", NULL, OFFSET(frame_size), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, A|E},
 {"frame_number", NULL, OFFSET(frame_number), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX},
+#if LIBAVCODEC_VERSION_MAJOR < 53
 {"real_pict_num", NULL, OFFSET(real_pict_num), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX},
+#endif
 {"delay", NULL, OFFSET(delay), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX},
 {"qcomp", "video quantizer scale compression (VBR)", OFFSET(qcompress), FF_OPT_TYPE_FLOAT, 0.5, -FLT_MAX, FLT_MAX, V|E},
 {"qblur", "video quantizer scale blur (VBR)", OFFSET(qblur), FF_OPT_TYPE_FLOAT, 0.5, 0, FLT_MAX, V|E},