avcodec/mpegvideo, ratecontrol: Remove write-only skip_count

Write-only since 6cf0cb8935f515a7b5f79d2e3cf02bd0764943bf.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>

9 files changed, 9 insertions, 18 deletions

diff --git a/libavcodec/h261enc.c b/libavcodec/h261enc.c
index 438ebb63d9..20dd296711 100644
--- a/libavcodec/h261enc.c
+++ b/libavcodec/h261enc.c
@@ -253,7 +253,6 @@ void ff_h261_encode_mb(MpegEncContext *s, int16_t block[6][64],
 
         if ((cbp | mvd) == 0) {
             /* skip macroblock */
-            s->skip_count++;
             s->mb_skip_run++;
             s->last_mv[0][0][0] = 0;
             s->last_mv[0][0][1] = 0;
diff --git a/libavcodec/ituh263enc.c b/libavcodec/ituh263enc.c
index 97abfb3f45..4741ada853 100644
--- a/libavcodec/ituh263enc.c
+++ b/libavcodec/ituh263enc.c
@@ -512,7 +512,6 @@ void ff_h263_encode_mb(MpegEncContext * s,
                 s->misc_bits++;
                 s->last_bits++;
             }
-            s->skip_count++;
 
             return;
         }
diff --git a/libavcodec/mpeg12enc.c b/libavcodec/mpeg12enc.c
index f956dde78f..fdb1b1e4a6 100644
--- a/libavcodec/mpeg12enc.c
+++ b/libavcodec/mpeg12enc.c
@@ -824,7 +824,6 @@ static av_always_inline void mpeg1_encode_mb_internal(MpegEncContext *s,
                (s->mv[1][0][1] - s->last_mv[1][0][1])) : 0)) == 0))) {
         s->mb_skip_run++;
         s->qscale -= s->dquant;
-        s->skip_count++;
         s->misc_bits++;
         s->last_bits++;
         if (s->pict_type == AV_PICTURE_TYPE_P) {
diff --git a/libavcodec/mpeg4videoenc.c b/libavcodec/mpeg4videoenc.c
index 71dda802e2..bddc26650a 100644
--- a/libavcodec/mpeg4videoenc.c
+++ b/libavcodec/mpeg4videoenc.c
@@ -512,7 +512,6 @@ void ff_mpeg4_encode_mb(MpegEncContext *s, int16_t block[6][64],
 
             /* nothing to do if this MB was skipped in the next P-frame */
             if (s->next_picture.mbskip_table[s->mb_y * s->mb_stride + s->mb_x]) {  // FIXME avoid DCT & ...
-                s->skip_count++;
                 s->mv[0][0][0] =
                 s->mv[0][0][1] =
                 s->mv[1][0][0] =
@@ -536,7 +535,6 @@ void ff_mpeg4_encode_mb(MpegEncContext *s, int16_t block[6][64],
                     s->misc_bits++;
                     s->last_bits++;
                 }
-                s->skip_count++;
                 return;
             }
 
@@ -691,7 +689,6 @@ void ff_mpeg4_encode_mb(MpegEncContext *s, int16_t block[6][64],
                         s->misc_bits++;
                         s->last_bits++;
                     }
-                    s->skip_count++;
 
                     return;
                 }
diff --git a/libavcodec/mpegvideo.h b/libavcodec/mpegvideo.h
index 215df0fd5b..a8ed1b60b6 100644
--- a/libavcodec/mpegvideo.h
+++ b/libavcodec/mpegvideo.h
@@ -345,7 +345,6 @@ typedef struct MpegEncContext {
     int i_tex_bits;
     int p_tex_bits;
     int i_count;
-    int skip_count;
     int misc_bits; ///< cbp, mb_type
     int last_bits; ///< temp var used for calculating the above vars
 
diff --git a/libavcodec/mpegvideo_enc.c b/libavcodec/mpegvideo_enc.c
index 6bfb27c949..5ef8ca098b 100644
--- a/libavcodec/mpegvideo_enc.c
+++ b/libavcodec/mpegvideo_enc.c
@@ -2532,7 +2532,6 @@ static inline void copy_context_before_encode(MpegEncContext *d,
     d->i_tex_bits= s->i_tex_bits;
     d->p_tex_bits= s->p_tex_bits;
     d->i_count= s->i_count;
-    d->skip_count= s->skip_count;
     d->misc_bits= s->misc_bits;
     d->last_bits= 0;
 
@@ -2561,7 +2560,6 @@ static inline void copy_context_after_encode(MpegEncContext *d,
     d->i_tex_bits= s->i_tex_bits;
     d->p_tex_bits= s->p_tex_bits;
     d->i_count= s->i_count;
-    d->skip_count= s->skip_count;
     d->misc_bits= s->misc_bits;
 
     d->mb_intra= s->mb_intra;
@@ -2875,7 +2873,6 @@ static int encode_thread(AVCodecContext *c, void *arg){
     s->i_tex_bits=0;
     s->p_tex_bits=0;
     s->i_count=0;
-    s->skip_count=0;
 
     for(i=0; i<3; i++){
         /* init last dc values */
@@ -3504,7 +3501,6 @@ static void merge_context_after_encode(MpegEncContext *dst, MpegEncContext *src)
     MERGE(i_tex_bits);
     MERGE(p_tex_bits);
     MERGE(i_count);
-    MERGE(skip_count);
     MERGE(misc_bits);
     MERGE(encoding_error[0]);
     MERGE(encoding_error[1]);
diff --git a/libavcodec/msmpeg4enc.c b/libavcodec/msmpeg4enc.c
index 119ea8f15e..c159256068 100644
--- a/libavcodec/msmpeg4enc.c
+++ b/libavcodec/msmpeg4enc.c
@@ -405,7 +405,6 @@ void ff_msmpeg4_encode_mb(MpegEncContext * s,
             put_bits(&s->pb, 1, 1);
             s->last_bits++;
             s->misc_bits++;
-            s->skip_count++;
 
             return;
         }
diff --git a/libavcodec/ratecontrol.c b/libavcodec/ratecontrol.c
index 3219e1f60f..ecc157a9eb 100644
--- a/libavcodec/ratecontrol.c
+++ b/libavcodec/ratecontrol.c
@@ -39,7 +39,7 @@ void ff_write_pass1_stats(MpegEncContext *s)
 {
     snprintf(s->avctx->stats_out, 256,
              "in:%d out:%d type:%d q:%d itex:%d ptex:%d mv:%d misc:%d "
-             "fcode:%d bcode:%d mc-var:%"PRId64" var:%"PRId64" icount:%d skipcount:%d hbits:%d;\n",
+             "fcode:%d bcode:%d mc-var:%"PRId64" var:%"PRId64" icount:%d hbits:%d;\n",
              s->current_picture_ptr->display_picture_number,
              s->current_picture_ptr->coded_picture_number,
              s->pict_type,
@@ -52,7 +52,7 @@ void ff_write_pass1_stats(MpegEncContext *s)
              s->b_code,
              s->mc_mb_var_sum,
              s->mb_var_sum,
-             s->i_count, s->skip_count,
+             s->i_count,
              s->header_bits);
 }
 
@@ -606,13 +606,17 @@ av_cold int ff_rate_control_init(MpegEncContext *s)
             av_assert0(picture_number < rcc->num_entries);
             rce = &rcc->entry[picture_number];
 
-            e += sscanf(p, " in:%*d out:%*d type:%d q:%f itex:%d ptex:%d mv:%d misc:%d fcode:%d bcode:%d mc-var:%"SCNd64" var:%"SCNd64" icount:%d skipcount:%d hbits:%d",
+            e += sscanf(p, " in:%*d out:%*d type:%d q:%f itex:%d ptex:%d "
+                        "mv:%d misc:%d "
+                        "fcode:%d bcode:%d "
+                        "mc-var:%"SCNd64" var:%"SCNd64" "
+                        "icount:%d hbits:%d",
                         &rce->pict_type, &rce->qscale, &rce->i_tex_bits, &rce->p_tex_bits,
                         &rce->mv_bits, &rce->misc_bits,
                         &rce->f_code, &rce->b_code,
                         &rce->mc_mb_var_sum, &rce->mb_var_sum,
-                        &rce->i_count, &rce->skip_count, &rce->header_bits);
-            if (e != 14) {
+                        &rce->i_count, &rce->header_bits);
+            if (e != 13) {
                 av_log(s->avctx, AV_LOG_ERROR,
                        "statistics are damaged at line %d, parser out=%d\n",
                        i, e);
diff --git a/libavcodec/ratecontrol.h b/libavcodec/ratecontrol.h
index a5434f5b90..1b49889f75 100644
--- a/libavcodec/ratecontrol.h
+++ b/libavcodec/ratecontrol.h
@@ -50,7 +50,6 @@ typedef struct RateControlEntry{
     int64_t mc_mb_var_sum;
     int64_t mb_var_sum;
     int i_count;
-    int skip_count;
     int f_code;
     int b_code;
 }RateControlEntry;