Revert "avcodec/vc1: add Simple and Main profile to vc1_put_signed_blocks_clamped"

This reverts commit 2065317d.

I committed a wrong version of this patch.
Also reverts the follow-up commits 77a3dfb3 and 8331e591.

libavcodec/vc1.h

@@ -422,6 +422,7 @@ void ff_vc1_init_transposed_scantables(VC1Context *v);
 int  ff_vc1_decode_end(AVCodecContext *avctx);
 void ff_vc1_decode_blocks(VC1Context *v);
 
+void ff_vc1_loop_filter_iblk(VC1Context *v, int pq);
 void ff_vc1_i_overlap_filter(VC1Context *v);
 void ff_vc1_p_overlap_filter(VC1Context *v);
 void ff_vc1_i_loop_filter(VC1Context *v);

libavcodec/vc1_loopfilter.c

@@ -31,6 +31,36 @@
 #include "vc1.h"
 #include "vc1dsp.h"
 
+void ff_vc1_loop_filter_iblk(VC1Context *v, int pq)
+{
+    MpegEncContext *s = &v->s;
+    int j;
+    if (!s->first_slice_line) {
+        v->vc1dsp.vc1_v_loop_filter16(s->dest[0], s->linesize, pq);
+        if (s->mb_x)
+            v->vc1dsp.vc1_h_loop_filter16(s->dest[0] - 16 * s->linesize, s->linesize, pq);
+        v->vc1dsp.vc1_h_loop_filter16(s->dest[0] - 16 * s->linesize + 8, s->linesize, pq);
+        if (!CONFIG_GRAY || !(s->avctx->flags & AV_CODEC_FLAG_GRAY))
+        for (j = 0; j < 2; j++) {
+            v->vc1dsp.vc1_v_loop_filter8(s->dest[j + 1], s->uvlinesize, pq);
+            if (s->mb_x)
+                v->vc1dsp.vc1_h_loop_filter8(s->dest[j + 1] - 8 * s->uvlinesize, s->uvlinesize, pq);
+        }
+    }
+    v->vc1dsp.vc1_v_loop_filter16(s->dest[0] + 8 * s->linesize, s->linesize, pq);
+
+    if (s->mb_y == s->end_mb_y - 1) {
+        if (s->mb_x) {
+            v->vc1dsp.vc1_h_loop_filter16(s->dest[0], s->linesize, pq);
+            if (!CONFIG_GRAY || !(s->avctx->flags & AV_CODEC_FLAG_GRAY)) {
+            v->vc1dsp.vc1_h_loop_filter8(s->dest[1], s->uvlinesize, pq);
+            v->vc1dsp.vc1_h_loop_filter8(s->dest[2], s->uvlinesize, pq);
+            }
+        }
+        v->vc1dsp.vc1_h_loop_filter16(s->dest[0] + 8, s->linesize, pq);
+    }
+}
+
 static av_always_inline void vc1_h_overlap_filter(VC1Context *v, int16_t (*left_block)[64],
                                                   int16_t (*right_block)[64], int block_num)
 {