]> git.sesse.net Git - ffmpeg/blobdiff - libavcodec/vc1dec.c
4xm: replace forcing EMU_EDGE by a copy
[ffmpeg] / libavcodec / vc1dec.c
index 838ebee7a33330ff3c4a6547d4f26593dcc9b96b..37da794eea302d1504bb7ad4a045b4362bcd2db5 100644 (file)
@@ -38,7 +38,6 @@
 #include "msmpeg4data.h"
 #include "unary.h"
 #include "mathops.h"
-#include "vdpau_internal.h"
 
 #undef NDEBUG
 #include <assert.h>
@@ -346,8 +345,10 @@ static void vc1_mc_1mv(VC1Context *v, int dir)
     H264ChromaContext *h264chroma = &v->h264chroma;
     uint8_t *srcY, *srcU, *srcV;
     int dxy, mx, my, uvmx, uvmy, src_x, src_y, uvsrc_x, uvsrc_y;
-    int off, off_uv;
     int v_edge_pos = s->v_edge_pos >> v->field_mode;
+    int i;
+    uint8_t (*luty)[256], (*lutuv)[256];
+    int use_ic;
 
     if ((!v->field_mode ||
          (v->ref_field_type[dir] == 1 && v->cur_field_type == 1)) &&
@@ -359,8 +360,10 @@ static void vc1_mc_1mv(VC1Context *v, int dir)
 
     // store motion vectors for further use in B frames
     if (s->pict_type == AV_PICTURE_TYPE_P) {
-        s->current_picture.motion_val[1][s->block_index[0] + v->blocks_off][0] = mx;
-        s->current_picture.motion_val[1][s->block_index[0] + v->blocks_off][1] = my;
+        for (i = 0; i < 4; i++) {
+            s->current_picture.motion_val[1][s->block_index[i] + v->blocks_off][0] = mx;
+            s->current_picture.motion_val[1][s->block_index[i] + v->blocks_off][1] = my;
+        }
     }
 
     uvmx = (mx + ((mx & 3) == 3)) >> 1;
@@ -379,32 +382,34 @@ static void vc1_mc_1mv(VC1Context *v, int dir)
         uvmx = uvmx + ((uvmx < 0) ? (uvmx & 1) : -(uvmx & 1));
         uvmy = uvmy + ((uvmy < 0) ? (uvmy & 1) : -(uvmy & 1));
     }
-    if (v->field_mode) { // interlaced field picture
-        if (!dir) {
-            if ((v->cur_field_type != v->ref_field_type[dir]) && v->cur_field_type) {
-                srcY = s->current_picture.f.data[0];
-                srcU = s->current_picture.f.data[1];
-                srcV = s->current_picture.f.data[2];
-            } else {
-                srcY = s->last_picture.f.data[0];
-                srcU = s->last_picture.f.data[1];
-                srcV = s->last_picture.f.data[2];
-            }
+    if (!dir) {
+        if (v->field_mode && (v->cur_field_type != v->ref_field_type[dir]) && v->second_field) {
+            srcY = s->current_picture.f.data[0];
+            srcU = s->current_picture.f.data[1];
+            srcV = s->current_picture.f.data[2];
+            luty  = v->curr_luty;
+            lutuv = v->curr_lutuv;
+            use_ic = v->curr_use_ic;
         } else {
-            srcY = s->next_picture.f.data[0];
-            srcU = s->next_picture.f.data[1];
-            srcV = s->next_picture.f.data[2];
-        }
-    } else {
-        if (!dir) {
             srcY = s->last_picture.f.data[0];
             srcU = s->last_picture.f.data[1];
             srcV = s->last_picture.f.data[2];
-        } else {
-            srcY = s->next_picture.f.data[0];
-            srcU = s->next_picture.f.data[1];
-            srcV = s->next_picture.f.data[2];
+            luty  = v->last_luty;
+            lutuv = v->last_lutuv;
+            use_ic = v->last_use_ic;
         }
+    } else {
+        srcY = s->next_picture.f.data[0];
+        srcU = s->next_picture.f.data[1];
+        srcV = s->next_picture.f.data[2];
+        luty  = v->next_luty;
+        lutuv = v->next_lutuv;
+        use_ic = v->next_use_ic;
+    }
+
+    if (!srcY || !srcU) {
+        av_log(v->s.avctx, AV_LOG_ERROR, "Referenced frame missing.\n");
+        return;
     }
 
     src_x   = s->mb_x * 16 + (mx   >> 2);
@@ -440,21 +445,26 @@ static void vc1_mc_1mv(VC1Context *v, int dir)
         srcV = s->edge_emu_buffer + 18 * s->linesize;
     }
 
-    if (v->rangeredfrm || (v->mv_mode == MV_PMODE_INTENSITY_COMP)
+    if (v->rangeredfrm || use_ic
         || s->h_edge_pos < 22 || v_edge_pos < 22
         || (unsigned)(src_x - s->mspel) > s->h_edge_pos - (mx&3) - 16 - s->mspel * 3
         || (unsigned)(src_y - 1)        > v_edge_pos    - (my&3) - 16 - 3) {
         uint8_t *uvbuf = s->edge_emu_buffer + 19 * s->linesize;
 
         srcY -= s->mspel * (1 + s->linesize);
-        s->vdsp.emulated_edge_mc(s->edge_emu_buffer, srcY, s->linesize,
+        s->vdsp.emulated_edge_mc(s->edge_emu_buffer, srcY,
+                                 s->linesize, s->linesize,
                                  17 + s->mspel * 2, 17 + s->mspel * 2,
                                  src_x - s->mspel, src_y - s->mspel,
                                  s->h_edge_pos, v_edge_pos);
         srcY = s->edge_emu_buffer;
-        s->vdsp.emulated_edge_mc(uvbuf     , srcU, s->uvlinesize, 8 + 1, 8 + 1,
+        s->vdsp.emulated_edge_mc(uvbuf, srcU,
+                                 s->uvlinesize, s->uvlinesize,
+                                 8 + 1, 8 + 1,
                                  uvsrc_x, uvsrc_y, s->h_edge_pos >> 1, v_edge_pos >> 1);
-        s->vdsp.emulated_edge_mc(uvbuf + 16, srcV, s->uvlinesize, 8 + 1, 8 + 1,
+        s->vdsp.emulated_edge_mc(uvbuf + 16, srcV,
+                                 s->uvlinesize, s->uvlinesize,
+                                 8 + 1, 8 + 1,
                                  uvsrc_x, uvsrc_y, s->h_edge_pos >> 1, v_edge_pos >> 1);
         srcU = uvbuf;
         srcV = uvbuf + 16;
@@ -481,22 +491,24 @@ static void vc1_mc_1mv(VC1Context *v, int dir)
             }
         }
         /* if we deal with intensity compensation we need to scale source blocks */
-        if (v->mv_mode == MV_PMODE_INTENSITY_COMP) {
+        if (use_ic) {
             int i, j;
             uint8_t *src, *src2;
 
             src = srcY;
             for (j = 0; j < 17 + s->mspel * 2; j++) {
+                int f = v->field_mode ? v->ref_field_type[dir] : ((j + src_y - s->mspel) & 1) ;
                 for (i = 0; i < 17 + s->mspel * 2; i++)
-                    src[i] = v->luty[src[i]];
+                    src[i] = luty[f][src[i]];
                 src += s->linesize;
             }
             src  = srcU;
             src2 = srcV;
             for (j = 0; j < 9; j++) {
+                int f = v->field_mode ? v->ref_field_type[dir] : ((j + uvsrc_y) & 1);
                 for (i = 0; i < 9; i++) {
-                    src[i]  = v->lutuv[src[i]];
-                    src2[i] = v->lutuv[src2[i]];
+                    src[i]  = lutuv[f][src[i]];
+                    src2[i] = lutuv[f][src2[i]];
                 }
                 src  += s->uvlinesize;
                 src2 += s->uvlinesize;
@@ -505,21 +517,19 @@ static void vc1_mc_1mv(VC1Context *v, int dir)
         srcY += s->mspel * (1 + s->linesize);
     }
 
-    off    = 0;
-    off_uv = 0;
     if (s->mspel) {
         dxy = ((my & 3) << 2) | (mx & 3);
-        v->vc1dsp.put_vc1_mspel_pixels_tab[dxy](s->dest[0] + off    , srcY    , s->linesize, v->rnd);
-        v->vc1dsp.put_vc1_mspel_pixels_tab[dxy](s->dest[0] + off + 8, srcY + 8, s->linesize, v->rnd);
+        v->vc1dsp.put_vc1_mspel_pixels_tab[dxy](s->dest[0]    , srcY    , s->linesize, v->rnd);
+        v->vc1dsp.put_vc1_mspel_pixels_tab[dxy](s->dest[0] + 8, srcY + 8, s->linesize, v->rnd);
         srcY += s->linesize * 8;
-        v->vc1dsp.put_vc1_mspel_pixels_tab[dxy](s->dest[0] + off + 8 * s->linesize    , srcY    , s->linesize, v->rnd);
-        v->vc1dsp.put_vc1_mspel_pixels_tab[dxy](s->dest[0] + off + 8 * s->linesize + 8, srcY + 8, s->linesize, v->rnd);
+        v->vc1dsp.put_vc1_mspel_pixels_tab[dxy](s->dest[0] + 8 * s->linesize    , srcY    , s->linesize, v->rnd);
+        v->vc1dsp.put_vc1_mspel_pixels_tab[dxy](s->dest[0] + 8 * s->linesize + 8, srcY + 8, s->linesize, v->rnd);
     } else { // hpel mc - always used for luma
         dxy = (my & 2) | ((mx & 2) >> 1);
         if (!v->rnd)
-            s->hdsp.put_pixels_tab[0][dxy](s->dest[0] + off, srcY, s->linesize, 16);
+            s->hdsp.put_pixels_tab[0][dxy](s->dest[0], srcY, s->linesize, 16);
         else
-            s->hdsp.put_no_rnd_pixels_tab[0][dxy](s->dest[0] + off, srcY, s->linesize, 16);
+            s->hdsp.put_no_rnd_pixels_tab[0][dxy](s->dest[0], srcY, s->linesize, 16);
     }
 
     if (s->flags & CODEC_FLAG_GRAY) return;
@@ -527,11 +537,11 @@ static void vc1_mc_1mv(VC1Context *v, int dir)
     uvmx = (uvmx & 3) << 1;
     uvmy = (uvmy & 3) << 1;
     if (!v->rnd) {
-        h264chroma->put_h264_chroma_pixels_tab[0](s->dest[1] + off_uv, srcU, s->uvlinesize, 8, uvmx, uvmy);
-        h264chroma->put_h264_chroma_pixels_tab[0](s->dest[2] + off_uv, srcV, s->uvlinesize, 8, uvmx, uvmy);
+        h264chroma->put_h264_chroma_pixels_tab[0](s->dest[1], srcU, s->uvlinesize, 8, uvmx, uvmy);
+        h264chroma->put_h264_chroma_pixels_tab[0](s->dest[2], srcV, s->uvlinesize, 8, uvmx, uvmy);
     } else {
-        v->vc1dsp.put_no_rnd_vc1_chroma_pixels_tab[0](s->dest[1] + off_uv, srcU, s->uvlinesize, 8, uvmx, uvmy);
-        v->vc1dsp.put_no_rnd_vc1_chroma_pixels_tab[0](s->dest[2] + off_uv, srcV, s->uvlinesize, 8, uvmx, uvmy);
+        v->vc1dsp.put_no_rnd_vc1_chroma_pixels_tab[0](s->dest[1], srcU, s->uvlinesize, 8, uvmx, uvmy);
+        v->vc1dsp.put_no_rnd_vc1_chroma_pixels_tab[0](s->dest[2], srcV, s->uvlinesize, 8, uvmx, uvmy);
     }
 }
 
@@ -548,7 +558,7 @@ static inline int median4(int a, int b, int c, int d)
 
 /** Do motion compensation for 4-MV macroblock - luminance block
  */
-static void vc1_mc_4mv_luma(VC1Context *v, int n, int dir)
+static void vc1_mc_4mv_luma(VC1Context *v, int n, int dir, int avg)
 {
     MpegEncContext *s = &v->s;
     uint8_t *srcY;
@@ -556,6 +566,8 @@ static void vc1_mc_4mv_luma(VC1Context *v, int n, int dir)
     int off;
     int fieldmv = (v->fcm == ILACE_FRAME) ? v->blk_mv_type[s->block_index[n]] : 0;
     int v_edge_pos = s->v_edge_pos >> v->field_mode;
+    uint8_t (*luty)[256];
+    int use_ic;
 
     if ((!v->field_mode ||
          (v->ref_field_type[dir] == 1 && v->cur_field_type == 1)) &&
@@ -566,15 +578,25 @@ static void vc1_mc_4mv_luma(VC1Context *v, int n, int dir)
     my = s->mv[dir][n][1];
 
     if (!dir) {
-        if (v->field_mode) {
-            if ((v->cur_field_type != v->ref_field_type[dir]) && v->cur_field_type)
-                srcY = s->current_picture.f.data[0];
-            else
-                srcY = s->last_picture.f.data[0];
-        } else
+        if (v->field_mode && (v->cur_field_type != v->ref_field_type[dir]) && v->second_field) {
+            srcY = s->current_picture.f.data[0];
+            luty = v->curr_luty;
+            use_ic = v->curr_use_ic;
+        } else {
             srcY = s->last_picture.f.data[0];
-    } else
+            luty = v->last_luty;
+            use_ic = v->last_use_ic;
+        }
+    } else {
         srcY = s->next_picture.f.data[0];
+        luty = v->next_luty;
+        use_ic = v->next_use_ic;
+    }
+
+    if (!srcY) {
+        av_log(v->s.avctx, AV_LOG_ERROR, "Referenced frame missing.\n");
+        return;
+    }
 
     if (v->field_mode) {
         if (v->cur_field_type != v->ref_field_type[dir])
@@ -619,6 +641,10 @@ static void vc1_mc_4mv_luma(VC1Context *v, int n, int dir)
         int qx, qy;
         int width  = s->avctx->coded_width;
         int height = s->avctx->coded_height >> 1;
+        if (s->pict_type == AV_PICTURE_TYPE_P) {
+            s->current_picture.motion_val[1][s->block_index[n] + v->blocks_off][0] = mx;
+            s->current_picture.motion_val[1][s->block_index[n] + v->blocks_off][1] = my;
+        }
         qx = (s->mb_x * 16) + (mx >> 2);
         qy = (s->mb_y *  8) + (my >> 3);
 
@@ -666,13 +692,14 @@ static void vc1_mc_4mv_luma(VC1Context *v, int n, int dir)
         v_edge_pos--;
     if (fieldmv && (src_y & 1) && src_y < 4)
         src_y--;
-    if (v->rangeredfrm || (v->mv_mode == MV_PMODE_INTENSITY_COMP)
+    if (v->rangeredfrm || use_ic
         || s->h_edge_pos < 13 || v_edge_pos < 23
         || (unsigned)(src_x - s->mspel) > s->h_edge_pos - (mx & 3) - 8 - s->mspel * 2
         || (unsigned)(src_y - (s->mspel << fieldmv)) > v_edge_pos - (my & 3) - ((8 + s->mspel * 2) << fieldmv)) {
         srcY -= s->mspel * (1 + (s->linesize << fieldmv));
         /* check emulate edge stride and offset */
-        s->vdsp.emulated_edge_mc(s->edge_emu_buffer, srcY, s->linesize,
+        s->vdsp.emulated_edge_mc(s->edge_emu_buffer, srcY,
+                                 s->linesize, s->linesize,
                                  9 + s->mspel * 2, (9 + s->mspel * 2) << fieldmv,
                                  src_x - s->mspel, src_y - (s->mspel << fieldmv),
                                  s->h_edge_pos, v_edge_pos);
@@ -690,14 +717,15 @@ static void vc1_mc_4mv_luma(VC1Context *v, int n, int dir)
             }
         }
         /* if we deal with intensity compensation we need to scale source blocks */
-        if (v->mv_mode == MV_PMODE_INTENSITY_COMP) {
+        if (use_ic) {
             int i, j;
             uint8_t *src;
 
             src = srcY;
             for (j = 0; j < 9 + s->mspel * 2; j++) {
+                int f = v->field_mode ? v->ref_field_type[dir] : (((j<<fieldmv)+src_y - (s->mspel << fieldmv)) & 1);
                 for (i = 0; i < 9 + s->mspel * 2; i++)
-                    src[i] = v->luty[src[i]];
+                    src[i] = luty[f][src[i]];
                 src += s->linesize << fieldmv;
             }
         }
@@ -706,7 +734,10 @@ static void vc1_mc_4mv_luma(VC1Context *v, int n, int dir)
 
     if (s->mspel) {
         dxy = ((my & 3) << 2) | (mx & 3);
-        v->vc1dsp.put_vc1_mspel_pixels_tab[dxy](s->dest[0] + off, srcY, s->linesize << fieldmv, v->rnd);
+        if (avg)
+            v->vc1dsp.avg_vc1_mspel_pixels_tab[dxy](s->dest[0] + off, srcY, s->linesize << fieldmv, v->rnd);
+        else
+            v->vc1dsp.put_vc1_mspel_pixels_tab[dxy](s->dest[0] + off, srcY, s->linesize << fieldmv, v->rnd);
     } else { // hpel mc - always used for luma
         dxy = (my & 2) | ((mx & 2) >> 1);
         if (!v->rnd)
@@ -780,8 +811,10 @@ static void vc1_mc_4mv_chroma(VC1Context *v, int dir)
     int k, tx = 0, ty = 0;
     int mvx[4], mvy[4], intra[4], mv_f[4];
     int valid_count;
-    int chroma_ref_type = v->cur_field_type, off = 0;
+    int chroma_ref_type = v->cur_field_type;
     int v_edge_pos = s->v_edge_pos >> v->field_mode;
+    uint8_t (*lutuv)[256];
+    int use_ic;
 
     if (!v->field_mode && !v->s.last_picture.f.data[0])
         return;
@@ -844,21 +877,27 @@ static void vc1_mc_4mv_chroma(VC1Context *v, int dir)
     }
 
     if (!dir) {
-        if (v->field_mode) {
-            if ((v->cur_field_type != chroma_ref_type) && v->cur_field_type) {
-                srcU = s->current_picture.f.data[1];
-                srcV = s->current_picture.f.data[2];
-            } else {
-                srcU = s->last_picture.f.data[1];
-                srcV = s->last_picture.f.data[2];
-            }
+        if (v->field_mode && (v->cur_field_type != chroma_ref_type) && v->second_field) {
+            srcU = s->current_picture.f.data[1];
+            srcV = s->current_picture.f.data[2];
+            lutuv = v->curr_lutuv;
+            use_ic = v->curr_use_ic;
         } else {
             srcU = s->last_picture.f.data[1];
             srcV = s->last_picture.f.data[2];
+            lutuv = v->last_lutuv;
+            use_ic = v->last_use_ic;
         }
     } else {
         srcU = s->next_picture.f.data[1];
         srcV = s->next_picture.f.data[2];
+        lutuv = v->next_lutuv;
+        use_ic = v->next_use_ic;
+    }
+
+    if (!srcU) {
+        av_log(v->s.avctx, AV_LOG_ERROR, "Referenced frame missing.\n");
+        return;
     }
 
     srcU += uvsrc_y * s->uvlinesize + uvsrc_x;
@@ -869,17 +908,18 @@ static void vc1_mc_4mv_chroma(VC1Context *v, int dir)
             srcU += s->current_picture_ptr->f.linesize[1];
             srcV += s->current_picture_ptr->f.linesize[2];
         }
-        off = 0;
     }
 
-    if (v->rangeredfrm || (v->mv_mode == MV_PMODE_INTENSITY_COMP)
+    if (v->rangeredfrm || use_ic
         || s->h_edge_pos < 18 || v_edge_pos < 18
         || (unsigned)uvsrc_x > (s->h_edge_pos >> 1) - 9
         || (unsigned)uvsrc_y > (v_edge_pos    >> 1) - 9) {
-        s->vdsp.emulated_edge_mc(s->edge_emu_buffer     , srcU, s->uvlinesize,
+        s->vdsp.emulated_edge_mc(s->edge_emu_buffer, srcU,
+                                 s->uvlinesize, s->uvlinesize,
                                  8 + 1, 8 + 1, uvsrc_x, uvsrc_y,
                                  s->h_edge_pos >> 1, v_edge_pos >> 1);
-        s->vdsp.emulated_edge_mc(s->edge_emu_buffer + 16, srcV, s->uvlinesize,
+        s->vdsp.emulated_edge_mc(s->edge_emu_buffer + 16, srcV,
+                                 s->uvlinesize, s->uvlinesize,
                                  8 + 1, 8 + 1, uvsrc_x, uvsrc_y,
                                  s->h_edge_pos >> 1, v_edge_pos >> 1);
         srcU = s->edge_emu_buffer;
@@ -902,16 +942,17 @@ static void vc1_mc_4mv_chroma(VC1Context *v, int dir)
             }
         }
         /* if we deal with intensity compensation we need to scale source blocks */
-        if (v->mv_mode == MV_PMODE_INTENSITY_COMP) {
+        if (use_ic) {
             int i, j;
             uint8_t *src, *src2;
 
             src  = srcU;
             src2 = srcV;
             for (j = 0; j < 9; j++) {
+                int f = v->field_mode ? chroma_ref_type : ((j + uvsrc_y) & 1);
                 for (i = 0; i < 9; i++) {
-                    src[i]  = v->lutuv[src[i]];
-                    src2[i] = v->lutuv[src2[i]];
+                    src[i]  = lutuv[f][src[i]];
+                    src2[i] = lutuv[f][src2[i]];
                 }
                 src  += s->uvlinesize;
                 src2 += s->uvlinesize;
@@ -923,17 +964,17 @@ static void vc1_mc_4mv_chroma(VC1Context *v, int dir)
     uvmx = (uvmx & 3) << 1;
     uvmy = (uvmy & 3) << 1;
     if (!v->rnd) {
-        h264chroma->put_h264_chroma_pixels_tab[0](s->dest[1] + off, srcU, s->uvlinesize, 8, uvmx, uvmy);
-        h264chroma->put_h264_chroma_pixels_tab[0](s->dest[2] + off, srcV, s->uvlinesize, 8, uvmx, uvmy);
+        h264chroma->put_h264_chroma_pixels_tab[0](s->dest[1], srcU, s->uvlinesize, 8, uvmx, uvmy);
+        h264chroma->put_h264_chroma_pixels_tab[0](s->dest[2], srcV, s->uvlinesize, 8, uvmx, uvmy);
     } else {
-        v->vc1dsp.put_no_rnd_vc1_chroma_pixels_tab[0](s->dest[1] + off, srcU, s->uvlinesize, 8, uvmx, uvmy);
-        v->vc1dsp.put_no_rnd_vc1_chroma_pixels_tab[0](s->dest[2] + off, srcV, s->uvlinesize, 8, uvmx, uvmy);
+        v->vc1dsp.put_no_rnd_vc1_chroma_pixels_tab[0](s->dest[1], srcU, s->uvlinesize, 8, uvmx, uvmy);
+        v->vc1dsp.put_no_rnd_vc1_chroma_pixels_tab[0](s->dest[2], srcV, s->uvlinesize, 8, uvmx, uvmy);
     }
 }
 
-/** Do motion compensation for 4-MV field chroma macroblock (both U and V)
+/** Do motion compensation for 4-MV interlaced frame chroma macroblock (both U and V)
  */
-static void vc1_mc_4mv_chroma4(VC1Context *v)
+static void vc1_mc_4mv_chroma4(VC1Context *v, int dir, int dir2, int avg)
 {
     MpegEncContext *s = &v->s;
     H264ChromaContext *h264chroma = &v->h264chroma;
@@ -945,16 +986,17 @@ static void vc1_mc_4mv_chroma4(VC1Context *v)
     static const int s_rndtblfield[16] = { 0, 0, 1, 2, 4, 4, 5, 6, 2, 2, 3, 8, 6, 6, 7, 12 };
     int v_dist = fieldmv ? 1 : 4; // vertical offset for lower sub-blocks
     int v_edge_pos = s->v_edge_pos >> 1;
+    int use_ic;
+    uint8_t (*lutuv)[256];
 
-    if (!v->s.last_picture.f.data[0])
-        return;
     if (s->flags & CODEC_FLAG_GRAY)
         return;
 
     for (i = 0; i < 4; i++) {
-        tx = s->mv[0][i][0];
+        int d = i < 2 ? dir: dir2;
+        tx = s->mv[d][i][0];
         uvmx_field[i] = (tx + ((tx & 3) == 3)) >> 1;
-        ty = s->mv[0][i][1];
+        ty = s->mv[d][i][1];
         if (fieldmv)
             uvmy_field[i] = (ty >> 4) * 8 + s_rndtblfield[ty & 0xF];
         else
@@ -968,8 +1010,17 @@ static void vc1_mc_4mv_chroma4(VC1Context *v)
         // FIXME: implement proper pull-back (see vc1cropmv.c, vc1CROPMV_ChromaPullBack())
         uvsrc_x = av_clip(uvsrc_x, -8, s->avctx->coded_width  >> 1);
         uvsrc_y = av_clip(uvsrc_y, -8, s->avctx->coded_height >> 1);
-        srcU = s->last_picture.f.data[1] + uvsrc_y * s->uvlinesize + uvsrc_x;
-        srcV = s->last_picture.f.data[2] + uvsrc_y * s->uvlinesize + uvsrc_x;
+        if (i < 2 ? dir : dir2) {
+            srcU = s->next_picture.f.data[1] + uvsrc_y * s->uvlinesize + uvsrc_x;
+            srcV = s->next_picture.f.data[2] + uvsrc_y * s->uvlinesize + uvsrc_x;
+            lutuv  = v->next_lutuv;
+            use_ic = v->next_use_ic;
+        } else {
+            srcU = s->last_picture.f.data[1] + uvsrc_y * s->uvlinesize + uvsrc_x;
+            srcV = s->last_picture.f.data[2] + uvsrc_y * s->uvlinesize + uvsrc_x;
+            lutuv  = v->last_lutuv;
+            use_ic = v->last_use_ic;
+        }
         uvmx_field[i] = (uvmx_field[i] & 3) << 1;
         uvmy_field[i] = (uvmy_field[i] & 3) << 1;
 
@@ -977,42 +1028,55 @@ static void vc1_mc_4mv_chroma4(VC1Context *v)
             v_edge_pos--;
         if (fieldmv && (uvsrc_y & 1) && uvsrc_y < 2)
             uvsrc_y--;
-        if ((v->mv_mode == MV_PMODE_INTENSITY_COMP)
+        if (use_ic
             || s->h_edge_pos < 10 || v_edge_pos < (5 << fieldmv)
             || (unsigned)uvsrc_x > (s->h_edge_pos >> 1) - 5
             || (unsigned)uvsrc_y > v_edge_pos - (5 << fieldmv)) {
-            s->vdsp.emulated_edge_mc(s->edge_emu_buffer, srcU, s->uvlinesize,
+            s->vdsp.emulated_edge_mc(s->edge_emu_buffer, srcU,
+                                     s->uvlinesize, s->uvlinesize,
                                      5, (5 << fieldmv), uvsrc_x, uvsrc_y,
                                      s->h_edge_pos >> 1, v_edge_pos);
-            s->vdsp.emulated_edge_mc(s->edge_emu_buffer + 16, srcV, s->uvlinesize,
+            s->vdsp.emulated_edge_mc(s->edge_emu_buffer + 16, srcV,
+                                     s->uvlinesize, s->uvlinesize,
                                      5, (5 << fieldmv), uvsrc_x, uvsrc_y,
                                      s->h_edge_pos >> 1, v_edge_pos);
             srcU = s->edge_emu_buffer;
             srcV = s->edge_emu_buffer + 16;
 
             /* if we deal with intensity compensation we need to scale source blocks */
-            if (v->mv_mode == MV_PMODE_INTENSITY_COMP) {
+            if (use_ic) {
                 int i, j;
                 uint8_t *src, *src2;
 
                 src  = srcU;
                 src2 = srcV;
                 for (j = 0; j < 5; j++) {
+                    int f = (uvsrc_y + (j << fieldmv)) & 1;
                     for (i = 0; i < 5; i++) {
-                        src[i]  = v->lutuv[src[i]];
-                        src2[i] = v->lutuv[src2[i]];
+                        src[i]  = lutuv[f][src[i]];
+                        src2[i] = lutuv[f][src2[i]];
                     }
-                    src  += s->uvlinesize << 1;
-                    src2 += s->uvlinesize << 1;
+                    src  += s->uvlinesize << fieldmv;
+                    src2 += s->uvlinesize << fieldmv;
                 }
             }
         }
-        if (!v->rnd) {
-            h264chroma->put_h264_chroma_pixels_tab[1](s->dest[1] + off, srcU, s->uvlinesize << fieldmv, 4, uvmx_field[i], uvmy_field[i]);
-            h264chroma->put_h264_chroma_pixels_tab[1](s->dest[2] + off, srcV, s->uvlinesize << fieldmv, 4, uvmx_field[i], uvmy_field[i]);
+        if (avg) {
+            if (!v->rnd) {
+                h264chroma->avg_h264_chroma_pixels_tab[1](s->dest[1] + off, srcU, s->uvlinesize << fieldmv, 4, uvmx_field[i], uvmy_field[i]);
+                h264chroma->avg_h264_chroma_pixels_tab[1](s->dest[2] + off, srcV, s->uvlinesize << fieldmv, 4, uvmx_field[i], uvmy_field[i]);
+            } else {
+                v->vc1dsp.avg_no_rnd_vc1_chroma_pixels_tab[1](s->dest[1] + off, srcU, s->uvlinesize << fieldmv, 4, uvmx_field[i], uvmy_field[i]);
+                v->vc1dsp.avg_no_rnd_vc1_chroma_pixels_tab[1](s->dest[2] + off, srcV, s->uvlinesize << fieldmv, 4, uvmx_field[i], uvmy_field[i]);
+            }
         } else {
-            v->vc1dsp.put_no_rnd_vc1_chroma_pixels_tab[1](s->dest[1] + off, srcU, s->uvlinesize << fieldmv, 4, uvmx_field[i], uvmy_field[i]);
-            v->vc1dsp.put_no_rnd_vc1_chroma_pixels_tab[1](s->dest[2] + off, srcV, s->uvlinesize << fieldmv, 4, uvmx_field[i], uvmy_field[i]);
+            if (!v->rnd) {
+                h264chroma->put_h264_chroma_pixels_tab[1](s->dest[1] + off, srcU, s->uvlinesize << fieldmv, 4, uvmx_field[i], uvmy_field[i]);
+                h264chroma->put_h264_chroma_pixels_tab[1](s->dest[2] + off, srcV, s->uvlinesize << fieldmv, 4, uvmx_field[i], uvmy_field[i]);
+            } else {
+                v->vc1dsp.put_no_rnd_vc1_chroma_pixels_tab[1](s->dest[1] + off, srcU, s->uvlinesize << fieldmv, 4, uvmx_field[i], uvmy_field[i]);
+                v->vc1dsp.put_no_rnd_vc1_chroma_pixels_tab[1](s->dest[2] + off, srcV, s->uvlinesize << fieldmv, 4, uvmx_field[i], uvmy_field[i]);
+            }
         }
     }
 }
@@ -1607,7 +1671,7 @@ static inline void vc1_pred_mv(VC1Context *v, int n, int dmv_x, int dmv_y,
 /** Predict and set motion vector for interlaced frame picture MBs
  */
 static inline void vc1_pred_mv_intfr(VC1Context *v, int n, int dmv_x, int dmv_y,
-                                     int mvn, int r_x, int r_y, uint8_t* is_intra)
+                                     int mvn, int r_x, int r_y, uint8_t* is_intra, int dir)
 {
     MpegEncContext *s = &v->s;
     int xy, wrap, off = 0;
@@ -1649,14 +1713,14 @@ static inline void vc1_pred_mv_intfr(VC1Context *v, int n, int dmv_x, int dmv_y,
     if (s->mb_x || (n == 1) || (n == 3)) {
         if ((v->blk_mv_type[xy]) // current block (MB) has a field MV
             || (!v->blk_mv_type[xy] && !v->blk_mv_type[xy - 1])) { // or both have frame MV
-            A[0] = s->current_picture.motion_val[0][xy - 1][0];
-            A[1] = s->current_picture.motion_val[0][xy - 1][1];
+            A[0] = s->current_picture.motion_val[dir][xy - 1][0];
+            A[1] = s->current_picture.motion_val[dir][xy - 1][1];
             a_valid = 1;
         } else { // current block has frame mv and cand. has field MV (so average)
-            A[0] = (s->current_picture.motion_val[0][xy - 1][0]
-                    + s->current_picture.motion_val[0][xy - 1 + off * wrap][0] + 1) >> 1;
-            A[1] = (s->current_picture.motion_val[0][xy - 1][1]
-                    + s->current_picture.motion_val[0][xy - 1 + off * wrap][1] + 1) >> 1;
+            A[0] = (s->current_picture.motion_val[dir][xy - 1][0]
+                    + s->current_picture.motion_val[dir][xy - 1 + off * wrap][0] + 1) >> 1;
+            A[1] = (s->current_picture.motion_val[dir][xy - 1][1]
+                    + s->current_picture.motion_val[dir][xy - 1 + off * wrap][1] + 1) >> 1;
             a_valid = 1;
         }
         if (!(n & 1) && v->is_intra[s->mb_x - 1]) {
@@ -1676,11 +1740,11 @@ static inline void vc1_pred_mv_intfr(VC1Context *v, int n, int dmv_x, int dmv_y,
                 if (v->blk_mv_type[pos_b] && v->blk_mv_type[xy]) {
                     n_adj = (n & 2) | (n & 1);
                 }
-                B[0] = s->current_picture.motion_val[0][s->block_index[n_adj] - 2 * wrap][0];
-                B[1] = s->current_picture.motion_val[0][s->block_index[n_adj] - 2 * wrap][1];
+                B[0] = s->current_picture.motion_val[dir][s->block_index[n_adj] - 2 * wrap][0];
+                B[1] = s->current_picture.motion_val[dir][s->block_index[n_adj] - 2 * wrap][1];
                 if (v->blk_mv_type[pos_b] && !v->blk_mv_type[xy]) {
-                    B[0] = (B[0] + s->current_picture.motion_val[0][s->block_index[n_adj ^ 2] - 2 * wrap][0] + 1) >> 1;
-                    B[1] = (B[1] + s->current_picture.motion_val[0][s->block_index[n_adj ^ 2] - 2 * wrap][1] + 1) >> 1;
+                    B[0] = (B[0] + s->current_picture.motion_val[dir][s->block_index[n_adj ^ 2] - 2 * wrap][0] + 1) >> 1;
+                    B[1] = (B[1] + s->current_picture.motion_val[dir][s->block_index[n_adj ^ 2] - 2 * wrap][1] + 1) >> 1;
                 }
             }
             if (s->mb_width > 1) {
@@ -1691,11 +1755,11 @@ static inline void vc1_pred_mv_intfr(VC1Context *v, int n, int dmv_x, int dmv_y,
                     if (v->blk_mv_type[pos_c] && v->blk_mv_type[xy]) {
                         n_adj = n & 2;
                     }
-                    C[0] = s->current_picture.motion_val[0][s->block_index[n_adj] - 2 * wrap + 2][0];
-                    C[1] = s->current_picture.motion_val[0][s->block_index[n_adj] - 2 * wrap + 2][1];
+                    C[0] = s->current_picture.motion_val[dir][s->block_index[n_adj] - 2 * wrap + 2][0];
+                    C[1] = s->current_picture.motion_val[dir][s->block_index[n_adj] - 2 * wrap + 2][1];
                     if (v->blk_mv_type[pos_c] && !v->blk_mv_type[xy]) {
-                        C[0] = (1 + C[0] + (s->current_picture.motion_val[0][s->block_index[n_adj ^ 2] - 2 * wrap + 2][0])) >> 1;
-                        C[1] = (1 + C[1] + (s->current_picture.motion_val[0][s->block_index[n_adj ^ 2] - 2 * wrap + 2][1])) >> 1;
+                        C[0] = (1 + C[0] + (s->current_picture.motion_val[dir][s->block_index[n_adj ^ 2] - 2 * wrap + 2][0])) >> 1;
+                        C[1] = (1 + C[1] + (s->current_picture.motion_val[dir][s->block_index[n_adj ^ 2] - 2 * wrap + 2][1])) >> 1;
                     }
                     if (s->mb_x == s->mb_width - 1) {
                         if (!v->is_intra[s->mb_x - s->mb_stride - 1]) {
@@ -1705,11 +1769,11 @@ static inline void vc1_pred_mv_intfr(VC1Context *v, int n, int dmv_x, int dmv_y,
                             if (v->blk_mv_type[pos_c] && v->blk_mv_type[xy]) {
                                 n_adj = n | 1;
                             }
-                            C[0] = s->current_picture.motion_val[0][s->block_index[n_adj] - 2 * wrap - 2][0];
-                            C[1] = s->current_picture.motion_val[0][s->block_index[n_adj] - 2 * wrap - 2][1];
+                            C[0] = s->current_picture.motion_val[dir][s->block_index[n_adj] - 2 * wrap - 2][0];
+                            C[1] = s->current_picture.motion_val[dir][s->block_index[n_adj] - 2 * wrap - 2][1];
                             if (v->blk_mv_type[pos_c] && !v->blk_mv_type[xy]) {
-                                C[0] = (1 + C[0] + s->current_picture.motion_val[0][s->block_index[1] - 2 * wrap - 2][0]) >> 1;
-                                C[1] = (1 + C[1] + s->current_picture.motion_val[0][s->block_index[1] - 2 * wrap - 2][1]) >> 1;
+                                C[0] = (1 + C[0] + s->current_picture.motion_val[dir][s->block_index[1] - 2 * wrap - 2][0]) >> 1;
+                                C[1] = (1 + C[1] + s->current_picture.motion_val[dir][s->block_index[1] - 2 * wrap - 2][1]) >> 1;
                             }
                         } else
                             c_valid = 0;
@@ -1720,12 +1784,12 @@ static inline void vc1_pred_mv_intfr(VC1Context *v, int n, int dmv_x, int dmv_y,
     } else {
         pos_b   = s->block_index[1];
         b_valid = 1;
-        B[0]    = s->current_picture.motion_val[0][pos_b][0];
-        B[1]    = s->current_picture.motion_val[0][pos_b][1];
+        B[0]    = s->current_picture.motion_val[dir][pos_b][0];
+        B[1]    = s->current_picture.motion_val[dir][pos_b][1];
         pos_c   = s->block_index[0];
         c_valid = 1;
-        C[0]    = s->current_picture.motion_val[0][pos_c][0];
-        C[1]    = s->current_picture.motion_val[0][pos_c][1];
+        C[0]    = s->current_picture.motion_val[dir][pos_c][0];
+        C[1]    = s->current_picture.motion_val[dir][pos_c][1];
     }
 
     total_valid = a_valid + b_valid + c_valid;
@@ -1813,20 +1877,20 @@ static inline void vc1_pred_mv_intfr(VC1Context *v, int n, int dmv_x, int dmv_y,
     }
 
     /* store MV using signed modulus of MV range defined in 4.11 */
-    s->mv[0][n][0] = s->current_picture.motion_val[0][xy][0] = ((px + dmv_x + r_x) & ((r_x << 1) - 1)) - r_x;
-    s->mv[0][n][1] = s->current_picture.motion_val[0][xy][1] = ((py + dmv_y + r_y) & ((r_y << 1) - 1)) - r_y;
+    s->mv[dir][n][0] = s->current_picture.motion_val[dir][xy][0] = ((px + dmv_x + r_x) & ((r_x << 1) - 1)) - r_x;
+    s->mv[dir][n][1] = s->current_picture.motion_val[dir][xy][1] = ((py + dmv_y + r_y) & ((r_y << 1) - 1)) - r_y;
     if (mvn == 1) { /* duplicate motion data for 1-MV block */
-        s->current_picture.motion_val[0][xy +    1    ][0] = s->current_picture.motion_val[0][xy][0];
-        s->current_picture.motion_val[0][xy +    1    ][1] = s->current_picture.motion_val[0][xy][1];
-        s->current_picture.motion_val[0][xy + wrap    ][0] = s->current_picture.motion_val[0][xy][0];
-        s->current_picture.motion_val[0][xy + wrap    ][1] = s->current_picture.motion_val[0][xy][1];
-        s->current_picture.motion_val[0][xy + wrap + 1][0] = s->current_picture.motion_val[0][xy][0];
-        s->current_picture.motion_val[0][xy + wrap + 1][1] = s->current_picture.motion_val[0][xy][1];
+        s->current_picture.motion_val[dir][xy +    1    ][0] = s->current_picture.motion_val[dir][xy][0];
+        s->current_picture.motion_val[dir][xy +    1    ][1] = s->current_picture.motion_val[dir][xy][1];
+        s->current_picture.motion_val[dir][xy + wrap    ][0] = s->current_picture.motion_val[dir][xy][0];
+        s->current_picture.motion_val[dir][xy + wrap    ][1] = s->current_picture.motion_val[dir][xy][1];
+        s->current_picture.motion_val[dir][xy + wrap + 1][0] = s->current_picture.motion_val[dir][xy][0];
+        s->current_picture.motion_val[dir][xy + wrap + 1][1] = s->current_picture.motion_val[dir][xy][1];
     } else if (mvn == 2) { /* duplicate motion data for 2-Field MV block */
-        s->current_picture.motion_val[0][xy + 1][0] = s->current_picture.motion_val[0][xy][0];
-        s->current_picture.motion_val[0][xy + 1][1] = s->current_picture.motion_val[0][xy][1];
-        s->mv[0][n + 1][0] = s->mv[0][n][0];
-        s->mv[0][n + 1][1] = s->mv[0][n][1];
+        s->current_picture.motion_val[dir][xy + 1][0] = s->current_picture.motion_val[dir][xy][0];
+        s->current_picture.motion_val[dir][xy + 1][1] = s->current_picture.motion_val[dir][xy][1];
+        s->mv[dir][n + 1][0] = s->mv[dir][n][0];
+        s->mv[dir][n + 1][1] = s->mv[dir][n][1];
     }
 }
 
@@ -1840,6 +1904,7 @@ static void vc1_interp_mc(VC1Context *v)
     int dxy, mx, my, uvmx, uvmy, src_x, src_y, uvsrc_x, uvsrc_y;
     int off, off_uv;
     int v_edge_pos = s->v_edge_pos >> v->field_mode;
+    int use_ic = v->next_use_ic;
 
     if (!v->field_mode && !v->s.next_picture.f.data[0])
         return;
@@ -1894,20 +1959,25 @@ static void vc1_interp_mc(VC1Context *v)
         srcV = s->edge_emu_buffer + 18 * s->linesize;
     }
 
-    if (v->rangeredfrm || s->h_edge_pos < 22 || v_edge_pos < 22
+    if (v->rangeredfrm || s->h_edge_pos < 22 || v_edge_pos < 22 || use_ic
         || (unsigned)(src_x - 1) > s->h_edge_pos - (mx & 3) - 16 - 3
         || (unsigned)(src_y - 1) > v_edge_pos    - (my & 3) - 16 - 3) {
         uint8_t *uvbuf = s->edge_emu_buffer + 19 * s->linesize;
 
         srcY -= s->mspel * (1 + s->linesize);
-        s->vdsp.emulated_edge_mc(s->edge_emu_buffer, srcY, s->linesize,
+        s->vdsp.emulated_edge_mc(s->edge_emu_buffer, srcY,
+                                 s->linesize, s->linesize,
                                  17 + s->mspel * 2, 17 + s->mspel * 2,
                                  src_x - s->mspel, src_y - s->mspel,
                                  s->h_edge_pos, v_edge_pos);
         srcY = s->edge_emu_buffer;
-        s->vdsp.emulated_edge_mc(uvbuf     , srcU, s->uvlinesize, 8 + 1, 8 + 1,
+        s->vdsp.emulated_edge_mc(uvbuf, srcU,
+                                 s->uvlinesize, s->uvlinesize,
+                                 8 + 1, 8 + 1,
                                  uvsrc_x, uvsrc_y, s->h_edge_pos >> 1, v_edge_pos >> 1);
-        s->vdsp.emulated_edge_mc(uvbuf + 16, srcV, s->uvlinesize, 8 + 1, 8 + 1,
+        s->vdsp.emulated_edge_mc(uvbuf + 16, srcV,
+                                 s->uvlinesize, s->uvlinesize,
+                                 8 + 1, 8 + 1,
                                  uvsrc_x, uvsrc_y, s->h_edge_pos >> 1, v_edge_pos >> 1);
         srcU = uvbuf;
         srcV = uvbuf + 16;
@@ -1933,6 +2003,32 @@ static void vc1_interp_mc(VC1Context *v)
                 src2 += s->uvlinesize;
             }
         }
+
+        if (use_ic) {
+            uint8_t (*luty )[256] = v->next_luty;
+            uint8_t (*lutuv)[256] = v->next_lutuv;
+            int i, j;
+            uint8_t *src, *src2;
+
+            src = srcY;
+            for (j = 0; j < 17 + s->mspel * 2; j++) {
+                int f = v->field_mode ? v->ref_field_type[1] : ((j+src_y - s->mspel) & 1);
+                for (i = 0; i < 17 + s->mspel * 2; i++)
+                    src[i] = luty[f][src[i]];
+                src += s->linesize;
+            }
+            src  = srcU;
+            src2 = srcV;
+            for (j = 0; j < 9; j++) {
+                int f = v->field_mode ? v->ref_field_type[1] : ((j+uvsrc_y) & 1);
+                for (i = 0; i < 9; i++) {
+                    src[i]  = lutuv[f][src[i]];
+                    src2[i] = lutuv[f][src2[i]];
+                }
+                src  += s->uvlinesize;
+                src2 += s->uvlinesize;
+            }
+        }
         srcY += s->mspel * (1 + s->linesize);
     }
 
@@ -1992,30 +2088,18 @@ static av_always_inline int scale_mv(int value, int bfrac, int inv, int qs)
 static inline void vc1_b_mc(VC1Context *v, int dmv_x[2], int dmv_y[2],
                             int direct, int mode)
 {
-    if (v->use_ic) {
-        v->mv_mode2 = v->mv_mode;
-        v->mv_mode  = MV_PMODE_INTENSITY_COMP;
-    }
     if (direct) {
         vc1_mc_1mv(v, 0);
         vc1_interp_mc(v);
-        if (v->use_ic)
-            v->mv_mode = v->mv_mode2;
         return;
     }
     if (mode == BMV_TYPE_INTERPOLATED) {
         vc1_mc_1mv(v, 0);
         vc1_interp_mc(v);
-        if (v->use_ic)
-            v->mv_mode = v->mv_mode2;
         return;
     }
 
-    if (v->use_ic && (mode == BMV_TYPE_BACKWARD))
-        v->mv_mode = v->mv_mode2;
     vc1_mc_1mv(v, (mode == BMV_TYPE_BACKWARD));
-    if (v->use_ic)
-        v->mv_mode = v->mv_mode2;
 }
 
 static inline void vc1_pred_b_mv(VC1Context *v, int dmv_x[2], int dmv_y[2],
@@ -3572,7 +3656,7 @@ static int vc1_decode_p_mb(VC1Context *v)
                     }
                     vc1_pred_mv(v, i, dmv_x, dmv_y, 0, v->range_x, v->range_y, v->mb_type[0], 0, 0);
                     if (!s->mb_intra)
-                        vc1_mc_4mv_luma(v, i, 0);
+                        vc1_mc_4mv_luma(v, i, 0, 0);
                     intra_count += s->mb_intra;
                     is_intra[i]  = s->mb_intra;
                     is_coded[i]  = mb_has_coeffs;
@@ -3662,7 +3746,7 @@ static int vc1_decode_p_mb(VC1Context *v)
             }
             for (i = 0; i < 4; i++) {
                 vc1_pred_mv(v, i, 0, 0, 0, v->range_x, v->range_y, v->mb_type[0], 0, 0);
-                vc1_mc_4mv_luma(v, i, 0);
+                vc1_mc_4mv_luma(v, i, 0, 0);
             }
             vc1_mc_4mv_chroma(v, 0);
             s->current_picture.qscale_table[mb_pos] = 0;
@@ -3740,8 +3824,10 @@ static int vc1_decode_p_mb_intfr(VC1Context *v)
             break;
         }
         if (ff_vc1_mbmode_intfrp[v->fourmvswitch][idx_mbmode][0] == MV_PMODE_INTFR_INTRA) { // intra MB
-            s->current_picture.motion_val[1][s->block_index[0]][0] = 0;
-            s->current_picture.motion_val[1][s->block_index[0]][1] = 0;
+            for (i = 0; i < 4; i++) {
+                s->current_picture.motion_val[1][s->block_index[i]][0] = 0;
+                s->current_picture.motion_val[1][s->block_index[i]][1] = 0;
+            }
             s->current_picture.mb_type[mb_pos]                     = MB_TYPE_INTRA;
             s->mb_intra = v->is_intra[s->mb_x] = 1;
             for (i = 0; i < 6; i++)
@@ -3810,10 +3896,10 @@ static int vc1_decode_p_mb_intfr(VC1Context *v)
                         if (val) {
                             get_mvdata_interlaced(v, &dmv_x, &dmv_y, 0);
                         }
-                        vc1_pred_mv_intfr(v, i, dmv_x, dmv_y, 0, v->range_x, v->range_y, v->mb_type[0]);
-                        vc1_mc_4mv_luma(v, i, 0);
+                        vc1_pred_mv_intfr(v, i, dmv_x, dmv_y, 0, v->range_x, v->range_y, v->mb_type[0], 0);
+                        vc1_mc_4mv_luma(v, i, 0, 0);
                     } else if (i == 4) {
-                        vc1_mc_4mv_chroma4(v);
+                        vc1_mc_4mv_chroma4(v, 0, 0, 0);
                     }
                 }
             } else if (twomv) {
@@ -3822,24 +3908,24 @@ static int vc1_decode_p_mb_intfr(VC1Context *v)
                 if (mvbp & 2) {
                     get_mvdata_interlaced(v, &dmv_x, &dmv_y, 0);
                 }
-                vc1_pred_mv_intfr(v, 0, dmv_x, dmv_y, 2, v->range_x, v->range_y, v->mb_type[0]);
-                vc1_mc_4mv_luma(v, 0, 0);
-                vc1_mc_4mv_luma(v, 1, 0);
+                vc1_pred_mv_intfr(v, 0, dmv_x, dmv_y, 2, v->range_x, v->range_y, v->mb_type[0], 0);
+                vc1_mc_4mv_luma(v, 0, 0, 0);
+                vc1_mc_4mv_luma(v, 1, 0, 0);
                 dmv_x = dmv_y = 0;
                 if (mvbp & 1) {
                     get_mvdata_interlaced(v, &dmv_x, &dmv_y, 0);
                 }
-                vc1_pred_mv_intfr(v, 2, dmv_x, dmv_y, 2, v->range_x, v->range_y, v->mb_type[0]);
-                vc1_mc_4mv_luma(v, 2, 0);
-                vc1_mc_4mv_luma(v, 3, 0);
-                vc1_mc_4mv_chroma4(v);
+                vc1_pred_mv_intfr(v, 2, dmv_x, dmv_y, 2, v->range_x, v->range_y, v->mb_type[0], 0);
+                vc1_mc_4mv_luma(v, 2, 0, 0);
+                vc1_mc_4mv_luma(v, 3, 0, 0);
+                vc1_mc_4mv_chroma4(v, 0, 0, 0);
             } else {
                 mvbp = ff_vc1_mbmode_intfrp[v->fourmvswitch][idx_mbmode][2];
                 dmv_x = dmv_y = 0;
                 if (mvbp) {
                     get_mvdata_interlaced(v, &dmv_x, &dmv_y, 0);
                 }
-                vc1_pred_mv_intfr(v, 0, dmv_x, dmv_y, 1, v->range_x, v->range_y, v->mb_type[0]);
+                vc1_pred_mv_intfr(v, 0, dmv_x, dmv_y, 1, v->range_x, v->range_y, v->mb_type[0], 0);
                 vc1_mc_1mv(v, 0);
             }
             if (cbp)
@@ -3879,7 +3965,7 @@ static int vc1_decode_p_mb_intfr(VC1Context *v)
         v->blk_mv_type[s->block_index[1]] = 0;
         v->blk_mv_type[s->block_index[2]] = 0;
         v->blk_mv_type[s->block_index[3]] = 0;
-        vc1_pred_mv_intfr(v, 0, 0, 0, 1, v->range_x, v->range_y, v->mb_type[0]);
+        vc1_pred_mv_intfr(v, 0, 0, 0, 1, v->range_x, v->range_y, v->mb_type[0], 0);
         vc1_mc_1mv(v, 0);
     }
     if (s->mb_x == s->mb_width - 1)
@@ -3966,7 +4052,7 @@ static int vc1_decode_p_mb_intfi(VC1Context *v)
                         get_mvdata_interlaced(v, &dmv_x, &dmv_y, &pred_flag);
                     }
                     vc1_pred_mv(v, i, dmv_x, dmv_y, 0, v->range_x, v->range_y, v->mb_type[0], pred_flag, 0);
-                    vc1_mc_4mv_luma(v, i, 0);
+                    vc1_mc_4mv_luma(v, i, 0, 0);
                 } else if (i == 4)
                     vc1_mc_4mv_chroma(v, 0);
             }
@@ -4275,7 +4361,7 @@ static void vc1_decode_b_mb_intfi(VC1Context *v)
                                              &pred_flag[bmvtype == BMV_TYPE_BACKWARD]);
                     }
                     vc1_pred_b_mv_intfi(v, i, dmv_x, dmv_y, 0, pred_flag);
-                    vc1_mc_4mv_luma(v, i, bmvtype == BMV_TYPE_BACKWARD);
+                    vc1_mc_4mv_luma(v, i, bmvtype == BMV_TYPE_BACKWARD, 0);
                 } else if (i == 4)
                     vc1_mc_4mv_chroma(v, bmvtype == BMV_TYPE_BACKWARD);
             }
@@ -4309,6 +4395,350 @@ static void vc1_decode_b_mb_intfi(VC1Context *v)
     }
 }
 
+/** Decode one B-frame MB (in interlaced frame B picture)
+ */
+static int vc1_decode_b_mb_intfr(VC1Context *v)
+{
+    MpegEncContext *s = &v->s;
+    GetBitContext *gb = &s->gb;
+    int i, j;
+    int mb_pos = s->mb_x + s->mb_y * s->mb_stride;
+    int cbp = 0; /* cbp decoding stuff */
+    int mqdiff, mquant; /* MB quantization */
+    int ttmb = v->ttfrm; /* MB Transform type */
+    int mvsw = 0; /* motion vector switch */
+    int mb_has_coeffs = 1; /* last_flag */
+    int dmv_x, dmv_y; /* Differential MV components */
+    int val; /* temp value */
+    int first_block = 1;
+    int dst_idx, off;
+    int skipped, direct, twomv = 0;
+    int block_cbp = 0, pat, block_tt = 0;
+    int idx_mbmode = 0, mvbp;
+    int stride_y, fieldtx;
+    int bmvtype = BMV_TYPE_BACKWARD;
+    int dir, dir2;
+
+    mquant = v->pq; /* Lossy initialization */
+    s->mb_intra = 0;
+    if (v->skip_is_raw)
+        skipped = get_bits1(gb);
+    else
+        skipped = v->s.mbskip_table[mb_pos];
+
+    if (!skipped) {
+        idx_mbmode = get_vlc2(gb, v->mbmode_vlc->table, VC1_INTFR_NON4MV_MBMODE_VLC_BITS, 2);
+        if (ff_vc1_mbmode_intfrp[0][idx_mbmode][0] == MV_PMODE_INTFR_2MV_FIELD) {
+            twomv = 1;
+            v->blk_mv_type[s->block_index[0]] = 1;
+            v->blk_mv_type[s->block_index[1]] = 1;
+            v->blk_mv_type[s->block_index[2]] = 1;
+            v->blk_mv_type[s->block_index[3]] = 1;
+        } else {
+            v->blk_mv_type[s->block_index[0]] = 0;
+            v->blk_mv_type[s->block_index[1]] = 0;
+            v->blk_mv_type[s->block_index[2]] = 0;
+            v->blk_mv_type[s->block_index[3]] = 0;
+        }
+    }
+
+    if (v->dmb_is_raw)
+        direct = get_bits1(gb);
+    else
+        direct = v->direct_mb_plane[mb_pos];
+
+    if (direct) {
+        s->mv[0][0][0] = s->current_picture.motion_val[0][s->block_index[0]][0] = scale_mv(s->next_picture.motion_val[1][s->block_index[0]][0], v->bfraction, 0, s->quarter_sample);
+        s->mv[0][0][1] = s->current_picture.motion_val[0][s->block_index[0]][1] = scale_mv(s->next_picture.motion_val[1][s->block_index[0]][1], v->bfraction, 0, s->quarter_sample);
+        s->mv[1][0][0] = s->current_picture.motion_val[1][s->block_index[0]][0] = scale_mv(s->next_picture.motion_val[1][s->block_index[0]][0], v->bfraction, 1, s->quarter_sample);
+        s->mv[1][0][1] = s->current_picture.motion_val[1][s->block_index[0]][1] = scale_mv(s->next_picture.motion_val[1][s->block_index[0]][1], v->bfraction, 1, s->quarter_sample);
+
+        if (twomv) {
+            s->mv[0][2][0] = s->current_picture.motion_val[0][s->block_index[2]][0] = scale_mv(s->next_picture.motion_val[1][s->block_index[2]][0], v->bfraction, 0, s->quarter_sample);
+            s->mv[0][2][1] = s->current_picture.motion_val[0][s->block_index[2]][1] = scale_mv(s->next_picture.motion_val[1][s->block_index[2]][1], v->bfraction, 0, s->quarter_sample);
+            s->mv[1][2][0] = s->current_picture.motion_val[1][s->block_index[2]][0] = scale_mv(s->next_picture.motion_val[1][s->block_index[2]][0], v->bfraction, 1, s->quarter_sample);
+            s->mv[1][2][1] = s->current_picture.motion_val[1][s->block_index[2]][1] = scale_mv(s->next_picture.motion_val[1][s->block_index[2]][1], v->bfraction, 1, s->quarter_sample);
+
+            for (i = 1; i < 4; i += 2) {
+                s->mv[0][i][0] = s->current_picture.motion_val[0][s->block_index[i]][0] = s->mv[0][i-1][0];
+                s->mv[0][i][1] = s->current_picture.motion_val[0][s->block_index[i]][1] = s->mv[0][i-1][1];
+                s->mv[1][i][0] = s->current_picture.motion_val[1][s->block_index[i]][0] = s->mv[1][i-1][0];
+                s->mv[1][i][1] = s->current_picture.motion_val[1][s->block_index[i]][1] = s->mv[1][i-1][1];
+            }
+        } else {
+            for (i = 1; i < 4; i++) {
+                s->mv[0][i][0] = s->current_picture.motion_val[0][s->block_index[i]][0] = s->mv[0][0][0];
+                s->mv[0][i][1] = s->current_picture.motion_val[0][s->block_index[i]][1] = s->mv[0][0][1];
+                s->mv[1][i][0] = s->current_picture.motion_val[1][s->block_index[i]][0] = s->mv[1][0][0];
+                s->mv[1][i][1] = s->current_picture.motion_val[1][s->block_index[i]][1] = s->mv[1][0][1];
+            }
+        }
+    }
+
+    if (ff_vc1_mbmode_intfrp[0][idx_mbmode][0] == MV_PMODE_INTFR_INTRA) { // intra MB
+        for (i = 0; i < 4; i++) {
+            s->mv[0][i][0] = s->current_picture.motion_val[0][s->block_index[i]][0] = 0;
+            s->mv[0][i][1] = s->current_picture.motion_val[0][s->block_index[i]][1] = 0;
+            s->mv[1][i][0] = s->current_picture.motion_val[1][s->block_index[i]][0] = 0;
+            s->mv[1][i][1] = s->current_picture.motion_val[1][s->block_index[i]][1] = 0;
+        }
+        s->current_picture.mb_type[mb_pos] = MB_TYPE_INTRA;
+        s->mb_intra = v->is_intra[s->mb_x] = 1;
+        for (i = 0; i < 6; i++)
+            v->mb_type[0][s->block_index[i]] = 1;
+        fieldtx = v->fieldtx_plane[mb_pos] = get_bits1(gb);
+        mb_has_coeffs = get_bits1(gb);
+        if (mb_has_coeffs)
+            cbp = 1 + get_vlc2(&v->s.gb, v->cbpcy_vlc->table, VC1_CBPCY_P_VLC_BITS, 2);
+        v->s.ac_pred = v->acpred_plane[mb_pos] = get_bits1(gb);
+        GET_MQUANT();
+        s->current_picture.qscale_table[mb_pos] = mquant;
+        /* Set DC scale - y and c use the same (not sure if necessary here) */
+        s->y_dc_scale = s->y_dc_scale_table[mquant];
+        s->c_dc_scale = s->c_dc_scale_table[mquant];
+        dst_idx = 0;
+        for (i = 0; i < 6; i++) {
+            s->dc_val[0][s->block_index[i]] = 0;
+            dst_idx += i >> 2;
+            val = ((cbp >> (5 - i)) & 1);
+            v->mb_type[0][s->block_index[i]] = s->mb_intra;
+            v->a_avail = v->c_avail = 0;
+            if (i == 2 || i == 3 || !s->first_slice_line)
+                v->a_avail = v->mb_type[0][s->block_index[i] - s->block_wrap[i]];
+            if (i == 1 || i == 3 || s->mb_x)
+                v->c_avail = v->mb_type[0][s->block_index[i] - 1];
+
+            vc1_decode_intra_block(v, s->block[i], i, val, mquant,
+                                   (i & 4) ? v->codingset2 : v->codingset);
+            if (i > 3 && (s->flags & CODEC_FLAG_GRAY))
+                continue;
+            v->vc1dsp.vc1_inv_trans_8x8(s->block[i]);
+            if (i < 4) {
+                stride_y = s->linesize << fieldtx;
+                off = (fieldtx) ? ((i & 1) * 8) + ((i & 2) >> 1) * s->linesize : (i & 1) * 8 + 4 * (i & 2) * s->linesize;
+            } else {
+                stride_y = s->uvlinesize;
+                off = 0;
+            }
+            s->dsp.put_signed_pixels_clamped(s->block[i], s->dest[dst_idx] + off, stride_y);
+        }
+    } else {
+        s->mb_intra = v->is_intra[s->mb_x] = 0;
+        if (!direct) {
+            if (skipped || !s->mb_intra) {
+                bmvtype = decode012(gb);
+                switch (bmvtype) {
+                case 0:
+                    bmvtype = (v->bfraction >= (B_FRACTION_DEN/2)) ? BMV_TYPE_BACKWARD : BMV_TYPE_FORWARD;
+                    break;
+                case 1:
+                    bmvtype = (v->bfraction >= (B_FRACTION_DEN/2)) ? BMV_TYPE_FORWARD : BMV_TYPE_BACKWARD;
+                    break;
+                case 2:
+                    bmvtype  = BMV_TYPE_INTERPOLATED;
+                }
+            }
+
+            if (twomv && bmvtype != BMV_TYPE_INTERPOLATED)
+                mvsw = get_bits1(gb);
+        }
+
+        if (!skipped) { // inter MB
+            mb_has_coeffs = ff_vc1_mbmode_intfrp[0][idx_mbmode][3];
+            if (mb_has_coeffs)
+                cbp = 1 + get_vlc2(&v->s.gb, v->cbpcy_vlc->table, VC1_CBPCY_P_VLC_BITS, 2);
+            if (!direct) {
+                if (bmvtype == BMV_TYPE_INTERPOLATED & twomv) {
+                    v->fourmvbp = get_vlc2(gb, v->fourmvbp_vlc->table, VC1_4MV_BLOCK_PATTERN_VLC_BITS, 1);
+                } else if (bmvtype == BMV_TYPE_INTERPOLATED | twomv) {
+                    v->twomvbp = get_vlc2(gb, v->twomvbp_vlc->table, VC1_2MV_BLOCK_PATTERN_VLC_BITS, 1);
+                }
+            }
+
+            for (i = 0; i < 6; i++)
+                v->mb_type[0][s->block_index[i]] = 0;
+            fieldtx = v->fieldtx_plane[mb_pos] = ff_vc1_mbmode_intfrp[0][idx_mbmode][1];
+            /* for all motion vector read MVDATA and motion compensate each block */
+            dst_idx = 0;
+            if (direct) {
+                if (twomv) {
+                    for (i = 0; i < 4; i++) {
+                        vc1_mc_4mv_luma(v, i, 0, 0);
+                        vc1_mc_4mv_luma(v, i, 1, 1);
+                    }
+                    vc1_mc_4mv_chroma4(v, 0, 0, 0);
+                    vc1_mc_4mv_chroma4(v, 1, 1, 1);
+                } else {
+                    vc1_mc_1mv(v, 0);
+                    vc1_interp_mc(v);
+                }
+            } else if (twomv && bmvtype == BMV_TYPE_INTERPOLATED) {
+                mvbp = v->fourmvbp;
+                for (i = 0; i < 4; i++) {
+                    dir = i==1 || i==3;
+                    dmv_x = dmv_y = 0;
+                    val = ((mvbp >> (3 - i)) & 1);
+                    if (val)
+                        get_mvdata_interlaced(v, &dmv_x, &dmv_y, 0);
+                    j = i > 1 ? 2 : 0;
+                    vc1_pred_mv_intfr(v, j, dmv_x, dmv_y, 2, v->range_x, v->range_y, v->mb_type[0], dir);
+                    vc1_mc_4mv_luma(v, j, dir, dir);
+                    vc1_mc_4mv_luma(v, j+1, dir, dir);
+                }
+
+                vc1_mc_4mv_chroma4(v, 0, 0, 0);
+                vc1_mc_4mv_chroma4(v, 1, 1, 1);
+            } else if (bmvtype == BMV_TYPE_INTERPOLATED) {
+                mvbp = v->twomvbp;
+                dmv_x = dmv_y = 0;
+                if (mvbp & 2)
+                    get_mvdata_interlaced(v, &dmv_x, &dmv_y, 0);
+
+                vc1_pred_mv_intfr(v, 0, dmv_x, dmv_y, 1, v->range_x, v->range_y, v->mb_type[0], 0);
+                vc1_mc_1mv(v, 0);
+
+                dmv_x = dmv_y = 0;
+                if (mvbp & 1)
+                    get_mvdata_interlaced(v, &dmv_x, &dmv_y, 0);
+
+                vc1_pred_mv_intfr(v, 0, dmv_x, dmv_y, 1, v->range_x, v->range_y, v->mb_type[0], 1);
+                vc1_interp_mc(v);
+            } else if (twomv) {
+                dir = bmvtype == BMV_TYPE_BACKWARD;
+                dir2 = dir;
+                if (mvsw)
+                    dir2 = !dir;
+                mvbp = v->twomvbp;
+                dmv_x = dmv_y = 0;
+                if (mvbp & 2)
+                    get_mvdata_interlaced(v, &dmv_x, &dmv_y, 0);
+                vc1_pred_mv_intfr(v, 0, dmv_x, dmv_y, 2, v->range_x, v->range_y, v->mb_type[0], dir);
+
+                dmv_x = dmv_y = 0;
+                if (mvbp & 1)
+                    get_mvdata_interlaced(v, &dmv_x, &dmv_y, 0);
+                vc1_pred_mv_intfr(v, 2, dmv_x, dmv_y, 2, v->range_x, v->range_y, v->mb_type[0], dir2);
+
+                if (mvsw) {
+                    for (i = 0; i < 2; i++) {
+                        s->mv[dir][i+2][0] = s->mv[dir][i][0] = s->current_picture.motion_val[dir][s->block_index[i+2]][0] = s->current_picture.motion_val[dir][s->block_index[i]][0];
+                        s->mv[dir][i+2][1] = s->mv[dir][i][1] = s->current_picture.motion_val[dir][s->block_index[i+2]][1] = s->current_picture.motion_val[dir][s->block_index[i]][1];
+                        s->mv[dir2][i+2][0] = s->mv[dir2][i][0] = s->current_picture.motion_val[dir2][s->block_index[i]][0] = s->current_picture.motion_val[dir2][s->block_index[i+2]][0];
+                        s->mv[dir2][i+2][1] = s->mv[dir2][i][1] = s->current_picture.motion_val[dir2][s->block_index[i]][1] = s->current_picture.motion_val[dir2][s->block_index[i+2]][1];
+                    }
+                } else {
+                    vc1_pred_mv_intfr(v, 0, 0, 0, 2, v->range_x, v->range_y, v->mb_type[0], !dir);
+                    vc1_pred_mv_intfr(v, 2, 0, 0, 2, v->range_x, v->range_y, v->mb_type[0], !dir);
+                }
+
+                vc1_mc_4mv_luma(v, 0, dir, 0);
+                vc1_mc_4mv_luma(v, 1, dir, 0);
+                vc1_mc_4mv_luma(v, 2, dir2, 0);
+                vc1_mc_4mv_luma(v, 3, dir2, 0);
+                vc1_mc_4mv_chroma4(v, dir, dir2, 0);
+            } else {
+                dir = bmvtype == BMV_TYPE_BACKWARD;
+
+                mvbp = ff_vc1_mbmode_intfrp[0][idx_mbmode][2];
+                dmv_x = dmv_y = 0;
+                if (mvbp)
+                    get_mvdata_interlaced(v, &dmv_x, &dmv_y, 0);
+
+                vc1_pred_mv_intfr(v, 0, dmv_x, dmv_y, 1, v->range_x, v->range_y, v->mb_type[0], dir);
+                v->blk_mv_type[s->block_index[0]] = 1;
+                v->blk_mv_type[s->block_index[1]] = 1;
+                v->blk_mv_type[s->block_index[2]] = 1;
+                v->blk_mv_type[s->block_index[3]] = 1;
+                vc1_pred_mv_intfr(v, 0, 0, 0, 2, v->range_x, v->range_y, 0, !dir);
+                for (i = 0; i < 2; i++) {
+                    s->mv[!dir][i+2][0] = s->mv[!dir][i][0] = s->current_picture.motion_val[!dir][s->block_index[i+2]][0] = s->current_picture.motion_val[!dir][s->block_index[i]][0];
+                    s->mv[!dir][i+2][1] = s->mv[!dir][i][1] = s->current_picture.motion_val[!dir][s->block_index[i+2]][1] = s->current_picture.motion_val[!dir][s->block_index[i]][1];
+                }
+                vc1_mc_1mv(v, dir);
+            }
+
+            if (cbp)
+                GET_MQUANT();  // p. 227
+            s->current_picture.qscale_table[mb_pos] = mquant;
+            if (!v->ttmbf && cbp)
+                ttmb = get_vlc2(gb, ff_vc1_ttmb_vlc[v->tt_index].table, VC1_TTMB_VLC_BITS, 2);
+            for (i = 0; i < 6; i++) {
+                s->dc_val[0][s->block_index[i]] = 0;
+                dst_idx += i >> 2;
+                val = ((cbp >> (5 - i)) & 1);
+                if (!fieldtx)
+                    off = (i & 4) ? 0 : ((i & 1) * 8 + (i & 2) * 4 * s->linesize);
+                else
+                    off = (i & 4) ? 0 : ((i & 1) * 8 + ((i > 1) * s->linesize));
+                if (val) {
+                    pat = vc1_decode_p_block(v, s->block[i], i, mquant, ttmb,
+                                             first_block, s->dest[dst_idx] + off,
+                                             (i & 4) ? s->uvlinesize : (s->linesize << fieldtx),
+                                             (i & 4) && (s->flags & CODEC_FLAG_GRAY), &block_tt);
+                    block_cbp |= pat << (i << 2);
+                    if (!v->ttmbf && ttmb < 8)
+                        ttmb = -1;
+                    first_block = 0;
+                }
+            }
+
+        } else { // skipped
+            dir = 0;
+            for (i = 0; i < 6; i++) {
+                v->mb_type[0][s->block_index[i]] = 0;
+                s->dc_val[0][s->block_index[i]] = 0;
+            }
+            s->current_picture.mb_type[mb_pos]      = MB_TYPE_SKIP;
+            s->current_picture.qscale_table[mb_pos] = 0;
+            v->blk_mv_type[s->block_index[0]] = 0;
+            v->blk_mv_type[s->block_index[1]] = 0;
+            v->blk_mv_type[s->block_index[2]] = 0;
+            v->blk_mv_type[s->block_index[3]] = 0;
+
+            if (!direct) {
+                if (bmvtype == BMV_TYPE_INTERPOLATED) {
+                    vc1_pred_mv_intfr(v, 0, 0, 0, 1, v->range_x, v->range_y, v->mb_type[0], 0);
+                    vc1_pred_mv_intfr(v, 0, 0, 0, 1, v->range_x, v->range_y, v->mb_type[0], 1);
+                } else {
+                    dir = bmvtype == BMV_TYPE_BACKWARD;
+                    vc1_pred_mv_intfr(v, 0, 0, 0, 1, v->range_x, v->range_y, v->mb_type[0], dir);
+                    if (mvsw) {
+                        int dir2 = dir;
+                        if (mvsw)
+                            dir2 = !dir;
+                        for (i = 0; i < 2; i++) {
+                            s->mv[dir][i+2][0] = s->mv[dir][i][0] = s->current_picture.motion_val[dir][s->block_index[i+2]][0] = s->current_picture.motion_val[dir][s->block_index[i]][0];
+                            s->mv[dir][i+2][1] = s->mv[dir][i][1] = s->current_picture.motion_val[dir][s->block_index[i+2]][1] = s->current_picture.motion_val[dir][s->block_index[i]][1];
+                            s->mv[dir2][i+2][0] = s->mv[dir2][i][0] = s->current_picture.motion_val[dir2][s->block_index[i]][0] = s->current_picture.motion_val[dir2][s->block_index[i+2]][0];
+                            s->mv[dir2][i+2][1] = s->mv[dir2][i][1] = s->current_picture.motion_val[dir2][s->block_index[i]][1] = s->current_picture.motion_val[dir2][s->block_index[i+2]][1];
+                        }
+                    } else {
+                        v->blk_mv_type[s->block_index[0]] = 1;
+                        v->blk_mv_type[s->block_index[1]] = 1;
+                        v->blk_mv_type[s->block_index[2]] = 1;
+                        v->blk_mv_type[s->block_index[3]] = 1;
+                        vc1_pred_mv_intfr(v, 0, 0, 0, 2, v->range_x, v->range_y, 0, !dir);
+                        for (i = 0; i < 2; i++) {
+                            s->mv[!dir][i+2][0] = s->mv[!dir][i][0] = s->current_picture.motion_val[!dir][s->block_index[i+2]][0] = s->current_picture.motion_val[!dir][s->block_index[i]][0];
+                            s->mv[!dir][i+2][1] = s->mv[!dir][i][1] = s->current_picture.motion_val[!dir][s->block_index[i+2]][1] = s->current_picture.motion_val[!dir][s->block_index[i]][1];
+                        }
+                    }
+                }
+            }
+
+            vc1_mc_1mv(v, dir);
+            if (direct || bmvtype == BMV_TYPE_INTERPOLATED) {
+                vc1_interp_mc(v);
+            }
+        }
+    }
+    if (s->mb_x == s->mb_width - 1)
+        memmove(v->is_intra_base, v->is_intra, sizeof(v->is_intra_base[0]) * s->mb_stride);
+    v->cbp[s->mb_x]      = block_cbp;
+    v->ttblk[s->mb_x]    = block_tt;
+    return 0;
+}
+
 /** Decode blocks of I-frame
  */
 static void vc1_decode_i_blocks(VC1Context *v)
@@ -4699,6 +5129,8 @@ static void vc1_decode_b_blocks(VC1Context *v)
 
             if (v->fcm == ILACE_FIELD)
                 vc1_decode_b_mb_intfi(v);
+            else if (v->fcm == ILACE_FRAME)
+                vc1_decode_b_mb_intfr(v);
             else
                 vc1_decode_b_mb(v);
             if (get_bits_count(&s->gb) > v->bits || get_bits_count(&s->gb) < 0) {
@@ -4726,6 +5158,9 @@ static void vc1_decode_skip_blocks(VC1Context *v)
 {
     MpegEncContext *s = &v->s;
 
+    if (!v->s.last_picture.f.data[0])
+        return;
+
     ff_er_add_slice(&s->er, 0, s->start_mb_y, s->mb_width - 1, s->end_mb_y - 1, ER_MB_END);
     s->first_slice_line = 1;
     for (s->mb_y = s->start_mb_y; s->mb_y < s->end_mb_y; s->mb_y++) {
@@ -4929,8 +5364,8 @@ static void vc1_draw_sprites(VC1Context *v, SpriteData* sd)
         int width = v->output_width>>!!plane;
 
         for (row = 0; row < v->output_height>>!!plane; row++) {
-            uint8_t *dst = v->sprite_output_frame.data[plane] +
-                           v->sprite_output_frame.linesize[plane] * row;
+            uint8_t *dst = v->sprite_output_frame->data[plane] +
+                           v->sprite_output_frame->linesize[plane] * row;
 
             for (sprite = 0; sprite <= v->two_sprites; sprite++) {
                 uint8_t *iplane = s->current_picture.f.data[plane];
@@ -5020,8 +5455,8 @@ static int vc1_decode_sprites(VC1Context *v, GetBitContext* gb)
         v->two_sprites = 0;
     }
 
-    av_frame_unref(&v->sprite_output_frame);
-    if (ff_get_buffer(avctx, &v->sprite_output_frame, 0) < 0) {
+    av_frame_unref(v->sprite_output_frame);
+    if (ff_get_buffer(avctx, v->sprite_output_frame, 0) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return -1;
     }
@@ -5055,14 +5490,15 @@ av_cold int ff_vc1_decode_init_alloc_tables(VC1Context *v)
 {
     MpegEncContext *s = &v->s;
     int i;
+    int mb_height = FFALIGN(s->mb_height, 2);
 
     /* Allocate mb bitplanes */
-    v->mv_type_mb_plane = av_malloc (s->mb_stride * s->mb_height);
-    v->direct_mb_plane  = av_malloc (s->mb_stride * s->mb_height);
-    v->forward_mb_plane = av_malloc (s->mb_stride * s->mb_height);
-    v->fieldtx_plane    = av_mallocz(s->mb_stride * s->mb_height);
-    v->acpred_plane     = av_malloc (s->mb_stride * s->mb_height);
-    v->over_flags_plane = av_malloc (s->mb_stride * s->mb_height);
+    v->mv_type_mb_plane = av_malloc (s->mb_stride * mb_height);
+    v->direct_mb_plane  = av_malloc (s->mb_stride * mb_height);
+    v->forward_mb_plane = av_malloc (s->mb_stride * mb_height);
+    v->fieldtx_plane    = av_mallocz(s->mb_stride * mb_height);
+    v->acpred_plane     = av_malloc (s->mb_stride * mb_height);
+    v->over_flags_plane = av_malloc (s->mb_stride * mb_height);
 
     v->n_allocated_blks = s->mb_width + 2;
     v->block            = av_malloc(sizeof(*v->block) * v->n_allocated_blks);
@@ -5076,23 +5512,20 @@ av_cold int ff_vc1_decode_init_alloc_tables(VC1Context *v)
     v->luma_mv          = v->luma_mv_base + s->mb_stride;
 
     /* allocate block type info in that way so it could be used with s->block_index[] */
-    v->mb_type_base = av_malloc(s->b8_stride * (s->mb_height * 2 + 1) + s->mb_stride * (s->mb_height + 1) * 2);
+    v->mb_type_base = av_malloc(s->b8_stride * (mb_height * 2 + 1) + s->mb_stride * (mb_height + 1) * 2);
     v->mb_type[0]   = v->mb_type_base + s->b8_stride + 1;
-    v->mb_type[1]   = v->mb_type_base + s->b8_stride * (s->mb_height * 2 + 1) + s->mb_stride + 1;
-    v->mb_type[2]   = v->mb_type[1] + s->mb_stride * (s->mb_height + 1);
+    v->mb_type[1]   = v->mb_type_base + s->b8_stride * (mb_height * 2 + 1) + s->mb_stride + 1;
+    v->mb_type[2]   = v->mb_type[1] + s->mb_stride * (mb_height + 1);
 
     /* allocate memory to store block level MV info */
-    v->blk_mv_type_base = av_mallocz(     s->b8_stride * (s->mb_height * 2 + 1) + s->mb_stride * (s->mb_height + 1) * 2);
+    v->blk_mv_type_base = av_mallocz(     s->b8_stride * (mb_height * 2 + 1) + s->mb_stride * (mb_height + 1) * 2);
     v->blk_mv_type      = v->blk_mv_type_base + s->b8_stride + 1;
-    v->mv_f_base        = av_mallocz(2 * (s->b8_stride * (s->mb_height * 2 + 1) + s->mb_stride * (s->mb_height + 1) * 2));
+    v->mv_f_base        = av_mallocz(2 * (s->b8_stride * (mb_height * 2 + 1) + s->mb_stride * (mb_height + 1) * 2));
     v->mv_f[0]          = v->mv_f_base + s->b8_stride + 1;
-    v->mv_f[1]          = v->mv_f[0] + (s->b8_stride * (s->mb_height * 2 + 1) + s->mb_stride * (s->mb_height + 1) * 2);
-    v->mv_f_last_base   = av_mallocz(2 * (s->b8_stride * (s->mb_height * 2 + 1) + s->mb_stride * (s->mb_height + 1) * 2));
-    v->mv_f_last[0]     = v->mv_f_last_base + s->b8_stride + 1;
-    v->mv_f_last[1]     = v->mv_f_last[0] + (s->b8_stride * (s->mb_height * 2 + 1) + s->mb_stride * (s->mb_height + 1) * 2);
-    v->mv_f_next_base   = av_mallocz(2 * (s->b8_stride * (s->mb_height * 2 + 1) + s->mb_stride * (s->mb_height + 1) * 2));
+    v->mv_f[1]          = v->mv_f[0] + (s->b8_stride * (mb_height * 2 + 1) + s->mb_stride * (mb_height + 1) * 2);
+    v->mv_f_next_base   = av_mallocz(2 * (s->b8_stride * (mb_height * 2 + 1) + s->mb_stride * (mb_height + 1) * 2));
     v->mv_f_next[0]     = v->mv_f_next_base + s->b8_stride + 1;
-    v->mv_f_next[1]     = v->mv_f_next[0] + (s->b8_stride * (s->mb_height * 2 + 1) + s->mb_stride * (s->mb_height + 1) * 2);
+    v->mv_f_next[1]     = v->mv_f_next[0] + (s->b8_stride * (mb_height * 2 + 1) + s->mb_stride * (mb_height + 1) * 2);
 
     /* Init coded blocks info */
     if (v->profile == PROFILE_ADVANCED) {
@@ -5111,8 +5544,19 @@ av_cold int ff_vc1_decode_init_alloc_tables(VC1Context *v)
 
     if (!v->mv_type_mb_plane || !v->direct_mb_plane || !v->acpred_plane || !v->over_flags_plane ||
         !v->block || !v->cbp_base || !v->ttblk_base || !v->is_intra_base || !v->luma_mv_base ||
-        !v->mb_type_base)
-            return -1;
+        !v->mb_type_base) {
+        av_freep(&v->mv_type_mb_plane);
+        av_freep(&v->direct_mb_plane);
+        av_freep(&v->acpred_plane);
+        av_freep(&v->over_flags_plane);
+        av_freep(&v->block);
+        av_freep(&v->cbp_base);
+        av_freep(&v->ttblk_base);
+        av_freep(&v->is_intra_base);
+        av_freep(&v->luma_mv_base);
+        av_freep(&v->mb_type_base);
+        return AVERROR(ENOMEM);
+    }
 
     return 0;
 }
@@ -5152,7 +5596,7 @@ static av_cold int vc1_decode_init(AVCodecContext *avctx)
         avctx->pix_fmt = avctx->get_format(avctx, avctx->codec->pix_fmts);
     else
         avctx->pix_fmt = AV_PIX_FMT_GRAY8;
-    avctx->hwaccel = ff_find_hwaccel(avctx->codec->id, avctx->pix_fmt);
+    avctx->hwaccel = ff_find_hwaccel(avctx);
     v->s.avctx = avctx;
     avctx->flags |= CODEC_FLAG_EMU_EDGE;
     v->s.flags   |= CODEC_FLAG_EMU_EDGE;
@@ -5230,6 +5674,10 @@ static av_cold int vc1_decode_init(AVCodecContext *avctx)
         v->res_sprite = (avctx->codec_id == AV_CODEC_ID_VC1IMAGE);
     }
 
+    v->sprite_output_frame = av_frame_alloc();
+    if (!v->sprite_output_frame)
+        return AVERROR(ENOMEM);
+
     avctx->profile = v->profile;
     if (v->profile == PROFILE_ADVANCED)
         avctx->level = v->level;
@@ -5271,7 +5719,7 @@ av_cold int ff_vc1_decode_end(AVCodecContext *avctx)
     VC1Context *v = avctx->priv_data;
     int i;
 
-    av_frame_unref(&v->sprite_output_frame);
+    av_frame_free(&v->sprite_output_frame);
 
     for (i = 0; i < 4; i++)
         av_freep(&v->sr_rows[i >> 1][i & 1]);
@@ -5287,7 +5735,6 @@ av_cold int ff_vc1_decode_end(AVCodecContext *avctx)
     av_freep(&v->mb_type_base);
     av_freep(&v->blk_mv_type_base);
     av_freep(&v->mv_f_base);
-    av_freep(&v->mv_f_last_base);
     av_freep(&v->mv_f_next_base);
     av_freep(&v->block);
     av_freep(&v->cbp_base);
@@ -5333,13 +5780,6 @@ static int vc1_decode_frame(AVCodecContext *avctx, void *data,
         return 0;
     }
 
-    if (s->avctx->codec->capabilities&CODEC_CAP_HWACCEL_VDPAU) {
-        if (v->profile < PROFILE_ADVANCED)
-            avctx->pix_fmt = AV_PIX_FMT_VDPAU_WMV3;
-        else
-            avctx->pix_fmt = AV_PIX_FMT_VDPAU_VC1;
-    }
-
     //for advanced profile we may need to parse and unescape data
     if (avctx->codec_id == AV_CODEC_ID_VC1 || avctx->codec_id == AV_CODEC_ID_VC1IMAGE) {
         int buf_size2 = 0;
@@ -5356,8 +5796,7 @@ static int vc1_decode_frame(AVCodecContext *avctx, void *data,
                 if (size <= 0) continue;
                 switch (AV_RB32(start)) {
                 case VC1_CODE_FRAME:
-                    if (avctx->hwaccel ||
-                        s->avctx->codec->capabilities&CODEC_CAP_HWACCEL_VDPAU)
+                    if (avctx->hwaccel)
                         buf_start = start;
                     buf_size2 = vc1_unescape_buffer(start + 4, size, buf2);
                     break;
@@ -5461,8 +5900,12 @@ static int vc1_decode_frame(AVCodecContext *avctx, void *data,
     }
 
     if (!s->context_initialized) {
-        if (ff_msmpeg4_decode_init(avctx) < 0 || ff_vc1_decode_init_alloc_tables(v) < 0)
+        if (ff_msmpeg4_decode_init(avctx) < 0)
+            goto err;
+        if (ff_vc1_decode_init_alloc_tables(v) < 0) {
+            ff_MPV_common_end(s);
             goto err;
+        }
 
         s->low_delay = !avctx->has_b_frames || v->res_sprite;
 
@@ -5472,26 +5915,19 @@ static int vc1_decode_frame(AVCodecContext *avctx, void *data,
         }
     }
 
-    /* We need to set current_picture_ptr before reading the header,
-     * otherwise we cannot store anything in there. */
-    if (s->current_picture_ptr == NULL || s->current_picture_ptr->f.data[0]) {
-        int i = ff_find_unused_picture(s, 0);
-        if (i < 0)
-            goto err;
-        s->current_picture_ptr = &s->picture[i];
-    }
-
     // do parse frame header
     v->pic_header_flag = 0;
+    v->first_pic_header_flag = 1;
     if (v->profile < PROFILE_ADVANCED) {
-        if (ff_vc1_parse_frame_header(v, &s->gb) == -1) {
+        if (ff_vc1_parse_frame_header(v, &s->gb) < 0) {
             goto err;
         }
     } else {
-        if (ff_vc1_parse_frame_header_adv(v, &s->gb) == -1) {
+        if (ff_vc1_parse_frame_header_adv(v, &s->gb) < 0) {
             goto err;
         }
     }
+    v->first_pic_header_flag = 0;
 
     if ((avctx->codec_id == AV_CODEC_ID_WMV3IMAGE || avctx->codec_id == AV_CODEC_ID_VC1IMAGE)
         && s->pict_type != AV_PICTURE_TYPE_I) {
@@ -5499,18 +5935,6 @@ static int vc1_decode_frame(AVCodecContext *avctx, void *data,
         goto err;
     }
 
-    // process pulldown flags
-    s->current_picture_ptr->f.repeat_pict = 0;
-    // Pulldown flags are only valid when 'broadcast' has been set.
-    // So ticks_per_frame will be 2
-    if (v->rff) {
-        // repeat field
-        s->current_picture_ptr->f.repeat_pict = 1;
-    } else if (v->rptfrm) {
-        // repeat frames
-        s->current_picture_ptr->f.repeat_pict = v->rptfrm * 2;
-    }
-
     // for skipping the frame
     s->current_picture.f.pict_type = s->pict_type;
     s->current_picture.f.key_frame = s->pict_type == AV_PICTURE_TYPE_I;
@@ -5536,13 +5960,22 @@ static int vc1_decode_frame(AVCodecContext *avctx, void *data,
         goto err;
     }
 
+    // process pulldown flags
+    s->current_picture_ptr->f.repeat_pict = 0;
+    // Pulldown flags are only valid when 'broadcast' has been set.
+    // So ticks_per_frame will be 2
+    if (v->rff) {
+        // repeat field
+        s->current_picture_ptr->f.repeat_pict = 1;
+    } else if (v->rptfrm) {
+        // repeat frames
+        s->current_picture_ptr->f.repeat_pict = v->rptfrm * 2;
+    }
+
     s->me.qpel_put = s->dsp.put_qpel_pixels_tab;
     s->me.qpel_avg = s->dsp.avg_qpel_pixels_tab;
 
-    if ((CONFIG_VC1_VDPAU_DECODER)
-        &&s->avctx->codec->capabilities&CODEC_CAP_HWACCEL_VDPAU)
-        ff_vdpau_vc1_decode_picture(s, buf_start, (buf + buf_size) - buf_start);
-    else if (avctx->hwaccel) {
+    if (avctx->hwaccel) {
         if (avctx->hwaccel->start_frame(avctx, buf, buf_size) < 0)
             goto err;
         if (avctx->hwaccel->decode_slice(avctx, buf_start, (buf + buf_size) - buf_start) < 0)
@@ -5550,27 +5983,26 @@ static int vc1_decode_frame(AVCodecContext *avctx, void *data,
         if (avctx->hwaccel->end_frame(avctx) < 0)
             goto err;
     } else {
+        int header_ret = 0;
+
         ff_mpeg_er_frame_start(s);
 
         v->bits = buf_size * 8;
         v->end_mb_x = s->mb_width;
         if (v->field_mode) {
-            uint8_t *tmp[2];
             s->current_picture.f.linesize[0] <<= 1;
             s->current_picture.f.linesize[1] <<= 1;
             s->current_picture.f.linesize[2] <<= 1;
             s->linesize                      <<= 1;
             s->uvlinesize                    <<= 1;
-            tmp[0]          = v->mv_f_last[0];
-            tmp[1]          = v->mv_f_last[1];
-            v->mv_f_last[0] = v->mv_f_next[0];
-            v->mv_f_last[1] = v->mv_f_next[1];
-            v->mv_f_next[0] = v->mv_f[0];
-            v->mv_f_next[1] = v->mv_f[1];
-            v->mv_f[0] = tmp[0];
-            v->mv_f[1] = tmp[1];
         }
         mb_height = s->mb_height >> v->field_mode;
+
+        if (!mb_height) {
+            av_log(v->s.avctx, AV_LOG_ERROR, "Invalid mb_height.\n");
+            goto err;
+        }
+
         for (i = 0; i <= n_slices; i++) {
             if (i > 0 &&  slices[i - 1].mby_start >= mb_height) {
                 if (v->field_mode <= 0) {
@@ -5590,18 +6022,24 @@ static int vc1_decode_frame(AVCodecContext *avctx, void *data,
             if (i) {
                 v->pic_header_flag = 0;
                 if (v->field_mode && i == n_slices1 + 2) {
-                    if (ff_vc1_parse_frame_header_adv(v, &s->gb) < 0) {
+                    if ((header_ret = ff_vc1_parse_frame_header_adv(v, &s->gb)) < 0) {
                         av_log(v->s.avctx, AV_LOG_ERROR, "Field header damaged\n");
+                        if (avctx->err_recognition & AV_EF_EXPLODE)
+                            goto err;
                         continue;
                     }
                 } else if (get_bits1(&s->gb)) {
                     v->pic_header_flag = 1;
-                    if (ff_vc1_parse_frame_header_adv(v, &s->gb) < 0) {
+                    if ((header_ret = ff_vc1_parse_frame_header_adv(v, &s->gb)) < 0) {
                         av_log(v->s.avctx, AV_LOG_ERROR, "Slice header damaged\n");
+                        if (avctx->err_recognition & AV_EF_EXPLODE)
+                            goto err;
                         continue;
                     }
                 }
             }
+            if (header_ret < 0)
+                continue;
             s->start_mb_y = (i == 0) ? 0 : FFMAX(0, slices[i-1].mby_start % mb_height);
             if (!v->field_mode || v->second_field)
                 s->end_mb_y = (i == n_slices     ) ? mb_height : FFMIN(mb_height, slices[i].mby_start % mb_height);
@@ -5613,15 +6051,15 @@ static int vc1_decode_frame(AVCodecContext *avctx, void *data,
         }
         if (v->field_mode) {
             v->second_field = 0;
-            if (s->pict_type == AV_PICTURE_TYPE_B) {
-                memcpy(v->mv_f_base, v->mv_f_next_base,
-                       2 * (s->b8_stride * (s->mb_height * 2 + 1) + s->mb_stride * (s->mb_height + 1) * 2));
-            }
             s->current_picture.f.linesize[0] >>= 1;
             s->current_picture.f.linesize[1] >>= 1;
             s->current_picture.f.linesize[2] >>= 1;
             s->linesize                      >>= 1;
             s->uvlinesize                    >>= 1;
+            if (v->s.pict_type != AV_PICTURE_TYPE_BI && v->s.pict_type != AV_PICTURE_TYPE_B) {
+                FFSWAP(uint8_t *, v->mv_f_next[0], v->mv_f[0]);
+                FFSWAP(uint8_t *, v->mv_f_next[1], v->mv_f[1]);
+            }
         }
         av_dlog(s->avctx, "Consumed %i/%i bits\n",
                 get_bits_count(&s->gb), s->gb.size_in_bits);
@@ -5643,7 +6081,7 @@ image:
         if (vc1_decode_sprites(v, &s->gb))
             goto err;
 #endif
-        if ((ret = av_frame_ref(pict, &v->sprite_output_frame)) < 0)
+        if ((ret = av_frame_ref(pict, v->sprite_output_frame)) < 0)
             goto err;
         *got_frame = 1;
     } else {
@@ -5651,12 +6089,11 @@ image:
             if ((ret = av_frame_ref(pict, &s->current_picture_ptr->f)) < 0)
                 goto err;
             ff_print_debug_info(s, s->current_picture_ptr);
+            *got_frame = 1;
         } else if (s->last_picture_ptr != NULL) {
             if ((ret = av_frame_ref(pict, &s->last_picture_ptr->f)) < 0)
                 goto err;
             ff_print_debug_info(s, s->last_picture_ptr);
-        }
-        if (s->last_picture_ptr || s->low_delay) {
             *got_frame = 1;
         }
     }
@@ -5701,6 +6138,7 @@ static const enum AVPixelFormat vc1_hwaccel_pixfmt_list_420[] = {
 
 AVCodec ff_vc1_decoder = {
     .name           = "vc1",
+    .long_name      = NULL_IF_CONFIG_SMALL("SMPTE VC-1"),
     .type           = AVMEDIA_TYPE_VIDEO,
     .id             = AV_CODEC_ID_VC1,
     .priv_data_size = sizeof(VC1Context),
@@ -5709,7 +6147,6 @@ AVCodec ff_vc1_decoder = {
     .decode         = vc1_decode_frame,
     .flush          = ff_mpeg_flush,
     .capabilities   = CODEC_CAP_DR1 | CODEC_CAP_DELAY,
-    .long_name      = NULL_IF_CONFIG_SMALL("SMPTE VC-1"),
     .pix_fmts       = vc1_hwaccel_pixfmt_list_420,
     .profiles       = NULL_IF_CONFIG_SMALL(profiles)
 };
@@ -5717,6 +6154,7 @@ AVCodec ff_vc1_decoder = {
 #if CONFIG_WMV3_DECODER
 AVCodec ff_wmv3_decoder = {
     .name           = "wmv3",
+    .long_name      = NULL_IF_CONFIG_SMALL("Windows Media Video 9"),
     .type           = AVMEDIA_TYPE_VIDEO,
     .id             = AV_CODEC_ID_WMV3,
     .priv_data_size = sizeof(VC1Context),
@@ -5725,47 +6163,15 @@ AVCodec ff_wmv3_decoder = {
     .decode         = vc1_decode_frame,
     .flush          = ff_mpeg_flush,
     .capabilities   = CODEC_CAP_DR1 | CODEC_CAP_DELAY,
-    .long_name      = NULL_IF_CONFIG_SMALL("Windows Media Video 9"),
     .pix_fmts       = vc1_hwaccel_pixfmt_list_420,
     .profiles       = NULL_IF_CONFIG_SMALL(profiles)
 };
 #endif
 
-#if CONFIG_WMV3_VDPAU_DECODER
-AVCodec ff_wmv3_vdpau_decoder = {
-    .name           = "wmv3_vdpau",
-    .type           = AVMEDIA_TYPE_VIDEO,
-    .id             = AV_CODEC_ID_WMV3,
-    .priv_data_size = sizeof(VC1Context),
-    .init           = vc1_decode_init,
-    .close          = ff_vc1_decode_end,
-    .decode         = vc1_decode_frame,
-    .capabilities   = CODEC_CAP_DR1 | CODEC_CAP_DELAY | CODEC_CAP_HWACCEL_VDPAU,
-    .long_name      = NULL_IF_CONFIG_SMALL("Windows Media Video 9 VDPAU"),
-    .pix_fmts       = (const enum AVPixelFormat[]){ AV_PIX_FMT_VDPAU_WMV3, AV_PIX_FMT_NONE },
-    .profiles       = NULL_IF_CONFIG_SMALL(profiles)
-};
-#endif
-
-#if CONFIG_VC1_VDPAU_DECODER
-AVCodec ff_vc1_vdpau_decoder = {
-    .name           = "vc1_vdpau",
-    .type           = AVMEDIA_TYPE_VIDEO,
-    .id             = AV_CODEC_ID_VC1,
-    .priv_data_size = sizeof(VC1Context),
-    .init           = vc1_decode_init,
-    .close          = ff_vc1_decode_end,
-    .decode         = vc1_decode_frame,
-    .capabilities   = CODEC_CAP_DR1 | CODEC_CAP_DELAY | CODEC_CAP_HWACCEL_VDPAU,
-    .long_name      = NULL_IF_CONFIG_SMALL("SMPTE VC-1 VDPAU"),
-    .pix_fmts       = (const enum AVPixelFormat[]){ AV_PIX_FMT_VDPAU_VC1, AV_PIX_FMT_NONE },
-    .profiles       = NULL_IF_CONFIG_SMALL(profiles)
-};
-#endif
-
 #if CONFIG_WMV3IMAGE_DECODER
 AVCodec ff_wmv3image_decoder = {
     .name           = "wmv3image",
+    .long_name      = NULL_IF_CONFIG_SMALL("Windows Media Video 9 Image"),
     .type           = AVMEDIA_TYPE_VIDEO,
     .id             = AV_CODEC_ID_WMV3IMAGE,
     .priv_data_size = sizeof(VC1Context),
@@ -5774,7 +6180,6 @@ AVCodec ff_wmv3image_decoder = {
     .decode         = vc1_decode_frame,
     .capabilities   = CODEC_CAP_DR1,
     .flush          = vc1_sprite_flush,
-    .long_name      = NULL_IF_CONFIG_SMALL("Windows Media Video 9 Image"),
     .pix_fmts       = ff_pixfmt_list_420
 };
 #endif
@@ -5782,6 +6187,7 @@ AVCodec ff_wmv3image_decoder = {
 #if CONFIG_VC1IMAGE_DECODER
 AVCodec ff_vc1image_decoder = {
     .name           = "vc1image",
+    .long_name      = NULL_IF_CONFIG_SMALL("Windows Media Video 9 Image v2"),
     .type           = AVMEDIA_TYPE_VIDEO,
     .id             = AV_CODEC_ID_VC1IMAGE,
     .priv_data_size = sizeof(VC1Context),
@@ -5790,7 +6196,6 @@ AVCodec ff_vc1image_decoder = {
     .decode         = vc1_decode_frame,
     .capabilities   = CODEC_CAP_DR1,
     .flush          = vc1_sprite_flush,
-    .long_name      = NULL_IF_CONFIG_SMALL("Windows Media Video 9 Image v2"),
     .pix_fmts       = ff_pixfmt_list_420
 };
 #endif