]> git.sesse.net Git - ffmpeg/blobdiff - libavcodec/vc1dec.c
h264: add a parameter to the CABAC macro.
[ffmpeg] / libavcodec / vc1dec.c
index 7b0b8c92074b88459af1f1c9c2beab7cbffb82ab..db4b87b48aab6a0b7865803c389881f74fd8efc5 100644 (file)
  */
 
 #include "internal.h"
-#include "dsputil.h"
 #include "avcodec.h"
+#include "error_resilience.h"
 #include "mpegvideo.h"
 #include "h263.h"
+#include "h264chroma.h"
 #include "vc1.h"
 #include "vc1data.h"
 #include "vc1acdata.h"
@@ -331,6 +332,7 @@ static void vc1_mc_1mv(VC1Context *v, int dir)
 {
     MpegEncContext *s = &v->s;
     DSPContext *dsp   = &v->s.dsp;
+    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;
@@ -346,8 +348,8 @@ 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.f.motion_val[1][s->block_index[0] + v->blocks_off][0] = mx;
-        s->current_picture.f.motion_val[1][s->block_index[0] + v->blocks_off][1] = my;
+        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;
     }
 
     uvmx = (mx + ((mx & 3) == 3)) >> 1;
@@ -430,19 +432,19 @@ static void vc1_mc_1mv(VC1Context *v, int dir)
     if (v->rangeredfrm || (v->mv_mode == MV_PMODE_INTENSITY_COMP)
         || 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 - s->mspel) > v_edge_pos    - (my&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->dsp.emulated_edge_mc(s->edge_emu_buffer, srcY, 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);
+        s->vdsp.emulated_edge_mc(s->edge_emu_buffer, srcY, 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->dsp.emulated_edge_mc(uvbuf     , srcU, s->uvlinesize, 8 + 1, 8 + 1,
-                                uvsrc_x, uvsrc_y, s->h_edge_pos >> 1, v_edge_pos >> 1);
-        s->dsp.emulated_edge_mc(uvbuf + 16, srcV, 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     , srcU, 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,
+                                 uvsrc_x, uvsrc_y, s->h_edge_pos >> 1, v_edge_pos >> 1);
         srcU = uvbuf;
         srcV = uvbuf + 16;
         /* if we deal with range reduction we need to scale source blocks */
@@ -519,8 +521,8 @@ static void vc1_mc_1mv(VC1Context *v, int dir)
     uvmx = (uvmx & 3) << 1;
     uvmy = (uvmy & 3) << 1;
     if (!v->rnd) {
-        dsp->put_h264_chroma_pixels_tab[0](s->dest[1] + off_uv, srcU, s->uvlinesize, 8, uvmx, uvmy);
-        dsp->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] + 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);
     } 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);
@@ -602,8 +604,8 @@ static void vc1_mc_4mv_luma(VC1Context *v, int n, int dir)
             ty = (chosen_mv[f][0][1] + chosen_mv[f][1][1]) / 2;
             break;
         }
-        s->current_picture.f.motion_val[1][s->block_index[0] + v->blocks_off][0] = tx;
-        s->current_picture.f.motion_val[1][s->block_index[0] + v->blocks_off][1] = ty;
+        s->current_picture.motion_val[1][s->block_index[0] + v->blocks_off][0] = tx;
+        s->current_picture.motion_val[1][s->block_index[0] + v->blocks_off][1] = ty;
         for (k = 0; k < 4; k++)
             v->mv_f[1][s->block_index[k] + v->blocks_off] = f;
     }
@@ -667,10 +669,10 @@ static void vc1_mc_4mv_luma(VC1Context *v, int n, int dir)
         || (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->dsp.emulated_edge_mc(s->edge_emu_buffer, srcY, 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);
+        s->vdsp.emulated_edge_mc(s->edge_emu_buffer, srcY, 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);
         srcY = s->edge_emu_buffer;
         /* if we deal with range reduction we need to scale source blocks */
         if (v->rangeredfrm) {
@@ -769,7 +771,7 @@ static av_always_inline int get_chroma_mv(int *mvx, int *mvy, int *a, int flag,
 static void vc1_mc_4mv_chroma(VC1Context *v, int dir)
 {
     MpegEncContext *s = &v->s;
-    DSPContext *dsp   = &v->s.dsp;
+    H264ChromaContext *h264chroma = &v->h264chroma;
     uint8_t *srcU, *srcV;
     int uvmx, uvmy, uvsrc_x, uvsrc_y;
     int k, tx = 0, ty = 0;
@@ -794,9 +796,10 @@ static void vc1_mc_4mv_chroma(VC1Context *v, int dir)
     /* calculate chroma MV vector from four luma MVs */
     if (!v->field_mode || (v->field_mode && !v->numref)) {
         valid_count = get_chroma_mv(mvx, mvy, intra, 0, &tx, &ty);
+        chroma_ref_type = v->reffield;
         if (!valid_count) {
-            s->current_picture.f.motion_val[1][s->block_index[0] + v->blocks_off][0] = 0;
-            s->current_picture.f.motion_val[1][s->block_index[0] + v->blocks_off][1] = 0;
+            s->current_picture.motion_val[1][s->block_index[0] + v->blocks_off][0] = 0;
+            s->current_picture.motion_val[1][s->block_index[0] + v->blocks_off][1] = 0;
             v->luma_mv[s->mb_x][0] = v->luma_mv[s->mb_x][1] = 0;
             return; //no need to do MC for intra blocks
         }
@@ -810,8 +813,8 @@ static void vc1_mc_4mv_chroma(VC1Context *v, int dir)
     }
     if (v->field_mode && chroma_ref_type == 1 && v->cur_field_type == 1 && !v->s.last_picture.f.data[0])
         return;
-    s->current_picture.f.motion_val[1][s->block_index[0] + v->blocks_off][0] = tx;
-    s->current_picture.f.motion_val[1][s->block_index[0] + v->blocks_off][1] = ty;
+    s->current_picture.motion_val[1][s->block_index[0] + v->blocks_off][0] = tx;
+    s->current_picture.motion_val[1][s->block_index[0] + v->blocks_off][1] = ty;
     uvmx = (tx + ((tx & 3) == 3)) >> 1;
     uvmy = (ty + ((ty & 3) == 3)) >> 1;
 
@@ -867,12 +870,12 @@ static void vc1_mc_4mv_chroma(VC1Context *v, int dir)
         || 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->dsp.emulated_edge_mc(s->edge_emu_buffer     , srcU, s->uvlinesize,
-                                8 + 1, 8 + 1, uvsrc_x, uvsrc_y,
-                                s->h_edge_pos >> 1, v_edge_pos >> 1);
-        s->dsp.emulated_edge_mc(s->edge_emu_buffer + 16, srcV, 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     , srcU, 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,
+                                 8 + 1, 8 + 1, uvsrc_x, uvsrc_y,
+                                 s->h_edge_pos >> 1, v_edge_pos >> 1);
         srcU = s->edge_emu_buffer;
         srcV = s->edge_emu_buffer + 16;
 
@@ -914,8 +917,8 @@ static void vc1_mc_4mv_chroma(VC1Context *v, int dir)
     uvmx = (uvmx & 3) << 1;
     uvmy = (uvmy & 3) << 1;
     if (!v->rnd) {
-        dsp->put_h264_chroma_pixels_tab[0](s->dest[1] + off, srcU, s->uvlinesize, 8, uvmx, uvmy);
-        dsp->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] + off, srcU, s->uvlinesize, 8, uvmx, uvmy);
+        h264chroma->put_h264_chroma_pixels_tab[0](s->dest[2] + off, 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);
@@ -927,7 +930,7 @@ static void vc1_mc_4mv_chroma(VC1Context *v, int dir)
 static void vc1_mc_4mv_chroma4(VC1Context *v)
 {
     MpegEncContext *s = &v->s;
-    DSPContext *dsp = &v->s.dsp;
+    H264ChromaContext *h264chroma = &v->h264chroma;
     uint8_t *srcU, *srcV;
     int uvsrc_x, uvsrc_y;
     int uvmx_field[4], uvmy_field[4];
@@ -972,12 +975,12 @@ static void vc1_mc_4mv_chroma4(VC1Context *v)
             || 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->dsp.emulated_edge_mc(s->edge_emu_buffer, srcU, s->uvlinesize,
-                                    5, (5 << fieldmv), uvsrc_x, uvsrc_y,
-                                    s->h_edge_pos >> 1, v_edge_pos);
-            s->dsp.emulated_edge_mc(s->edge_emu_buffer + 16, srcV, 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, srcU, 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,
+                                     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;
 
@@ -999,8 +1002,8 @@ static void vc1_mc_4mv_chroma4(VC1Context *v)
             }
         }
         if (!v->rnd) {
-            dsp->put_h264_chroma_pixels_tab[1](s->dest[1] + off, srcU, s->uvlinesize << fieldmv, 4, uvmx_field[i], uvmy_field[i]);
-            dsp->put_h264_chroma_pixels_tab[1](s->dest[2] + off, srcV, s->uvlinesize << fieldmv, 4, uvmx_field[i], uvmy_field[i]);
+            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]);
@@ -1132,8 +1135,12 @@ static av_always_inline void get_mvdata_interlaced(VC1Context *v, int *dmv_x,
         *dmv_x = get_bits(gb, v->k_x);
         *dmv_y = get_bits(gb, v->k_y);
         if (v->numref) {
-            *pred_flag = *dmv_y & 1;
-            *dmv_y     = (*dmv_y + *pred_flag) >> 1;
+            if (pred_flag) {
+                *pred_flag = *dmv_y & 1;
+                *dmv_y     = (*dmv_y + *pred_flag) >> 1;
+            } else {
+                *dmv_y     = (*dmv_y + (*dmv_y & 1)) >> 1;
+            }
         }
     }
     else {
@@ -1159,7 +1166,7 @@ static av_always_inline void get_mvdata_interlaced(VC1Context *v, int *dmv_x,
             *dmv_y = (sign ^ ((val >> 1) + offs_tab[index1 >> v->numref])) - sign;
         } else
             *dmv_y = 0;
-        if (v->numref)
+        if (v->numref && pred_flag)
             *pred_flag = index1 & 1;
     }
 }
@@ -1349,7 +1356,7 @@ static inline void vc1_pred_mv(VC1Context *v, int n, int dmv_x, int dmv_y,
     int px, py;
     int sum;
     int mixedmv_pic, num_samefield = 0, num_oppfield = 0;
-    int opposit, a_f, b_f, c_f;
+    int opposite, a_f, b_f, c_f;
     int16_t field_predA[2];
     int16_t field_predB[2];
     int16_t field_predC[2];
@@ -1369,30 +1376,30 @@ static inline void vc1_pred_mv(VC1Context *v, int n, int dmv_x, int dmv_y,
     xy   = s->block_index[n];
 
     if (s->mb_intra) {
-        s->mv[0][n][0] = s->current_picture.f.motion_val[0][xy + v->blocks_off][0] = 0;
-        s->mv[0][n][1] = s->current_picture.f.motion_val[0][xy + v->blocks_off][1] = 0;
-        s->current_picture.f.motion_val[1][xy + v->blocks_off][0] = 0;
-        s->current_picture.f.motion_val[1][xy + v->blocks_off][1] = 0;
+        s->mv[0][n][0] = s->current_picture.motion_val[0][xy + v->blocks_off][0] = 0;
+        s->mv[0][n][1] = s->current_picture.motion_val[0][xy + v->blocks_off][1] = 0;
+        s->current_picture.motion_val[1][xy + v->blocks_off][0] = 0;
+        s->current_picture.motion_val[1][xy + v->blocks_off][1] = 0;
         if (mv1) { /* duplicate motion data for 1-MV block */
-            s->current_picture.f.motion_val[0][xy + 1 + v->blocks_off][0]        = 0;
-            s->current_picture.f.motion_val[0][xy + 1 + v->blocks_off][1]        = 0;
-            s->current_picture.f.motion_val[0][xy + wrap + v->blocks_off][0]     = 0;
-            s->current_picture.f.motion_val[0][xy + wrap + v->blocks_off][1]     = 0;
-            s->current_picture.f.motion_val[0][xy + wrap + 1 + v->blocks_off][0] = 0;
-            s->current_picture.f.motion_val[0][xy + wrap + 1 + v->blocks_off][1] = 0;
+            s->current_picture.motion_val[0][xy + 1 + v->blocks_off][0]        = 0;
+            s->current_picture.motion_val[0][xy + 1 + v->blocks_off][1]        = 0;
+            s->current_picture.motion_val[0][xy + wrap + v->blocks_off][0]     = 0;
+            s->current_picture.motion_val[0][xy + wrap + v->blocks_off][1]     = 0;
+            s->current_picture.motion_val[0][xy + wrap + 1 + v->blocks_off][0] = 0;
+            s->current_picture.motion_val[0][xy + wrap + 1 + v->blocks_off][1] = 0;
             v->luma_mv[s->mb_x][0] = v->luma_mv[s->mb_x][1] = 0;
-            s->current_picture.f.motion_val[1][xy + 1 + v->blocks_off][0]        = 0;
-            s->current_picture.f.motion_val[1][xy + 1 + v->blocks_off][1]        = 0;
-            s->current_picture.f.motion_val[1][xy + wrap][0]                     = 0;
-            s->current_picture.f.motion_val[1][xy + wrap + v->blocks_off][1]     = 0;
-            s->current_picture.f.motion_val[1][xy + wrap + 1 + v->blocks_off][0] = 0;
-            s->current_picture.f.motion_val[1][xy + wrap + 1 + v->blocks_off][1] = 0;
+            s->current_picture.motion_val[1][xy + 1 + v->blocks_off][0]        = 0;
+            s->current_picture.motion_val[1][xy + 1 + v->blocks_off][1]        = 0;
+            s->current_picture.motion_val[1][xy + wrap][0]                     = 0;
+            s->current_picture.motion_val[1][xy + wrap + v->blocks_off][1]     = 0;
+            s->current_picture.motion_val[1][xy + wrap + 1 + v->blocks_off][0] = 0;
+            s->current_picture.motion_val[1][xy + wrap + 1 + v->blocks_off][1] = 0;
         }
         return;
     }
 
-    C = s->current_picture.f.motion_val[dir][xy -    1 + v->blocks_off];
-    A = s->current_picture.f.motion_val[dir][xy - wrap + v->blocks_off];
+    C = s->current_picture.motion_val[dir][xy -    1 + v->blocks_off];
+    A = s->current_picture.motion_val[dir][xy - wrap + v->blocks_off];
     if (mv1) {
         if (v->field_mode && mixedmv_pic)
             off = (s->mb_x == (s->mb_width - 1)) ? -2 : 2;
@@ -1414,7 +1421,7 @@ static inline void vc1_pred_mv(VC1Context *v, int n, int dmv_x, int dmv_y,
             off = -1;
         }
     }
-    B = s->current_picture.f.motion_val[dir][xy - wrap + off + v->blocks_off];
+    B = s->current_picture.motion_val[dir][xy - wrap + off + v->blocks_off];
 
     a_valid = !s->first_slice_line || (n == 2 || n == 3);
     b_valid = a_valid && (s->mb_width > 1);
@@ -1457,13 +1464,19 @@ static inline void vc1_pred_mv(VC1Context *v, int n, int dmv_x, int dmv_y,
     }
 
     if (v->field_mode) {
-        if (num_samefield <= num_oppfield)
-            opposit = 1 - pred_flag;
-        else
-            opposit = pred_flag;
+        if (!v->numref)
+            // REFFIELD determines if the last field or the second-last field is
+            // to be used as reference
+            opposite = 1 - v->reffield;
+        else {
+            if (num_samefield <= num_oppfield)
+                opposite = 1 - pred_flag;
+            else
+                opposite = pred_flag;
+        }
     } else
-        opposit = 0;
-    if (opposit) {
+        opposite = 0;
+    if (opposite) {
         if (a_valid && !a_f) {
             field_predA[0] = scaleforopp(v, field_predA[0], 0, dir);
             field_predA[1] = scaleforopp(v, field_predA[1], 1, dir);
@@ -1566,24 +1579,20 @@ static inline void vc1_pred_mv(VC1Context *v, int n, int dmv_x, int dmv_y,
         }
     }
 
-    if (v->field_mode && !s->quarter_sample) {
-        r_x <<= 1;
-        r_y <<= 1;
-    }
     if (v->field_mode && v->numref)
         r_y >>= 1;
     if (v->field_mode && v->cur_field_type && v->ref_field_type[dir] == 0)
         y_bias = 1;
     /* store MV using signed modulus of MV range defined in 4.11 */
-    s->mv[dir][n][0] = s->current_picture.f.motion_val[dir][xy + v->blocks_off][0] = ((px + dmv_x + r_x) & ((r_x << 1) - 1)) - r_x;
-    s->mv[dir][n][1] = s->current_picture.f.motion_val[dir][xy + v->blocks_off][1] = ((py + dmv_y + r_y - y_bias) & ((r_y << 1) - 1)) - r_y + y_bias;
+    s->mv[dir][n][0] = s->current_picture.motion_val[dir][xy + v->blocks_off][0] = ((px + dmv_x + r_x) & ((r_x << 1) - 1)) - r_x;
+    s->mv[dir][n][1] = s->current_picture.motion_val[dir][xy + v->blocks_off][1] = ((py + dmv_y + r_y - y_bias) & ((r_y << 1) - 1)) - r_y + y_bias;
     if (mv1) { /* duplicate motion data for 1-MV block */
-        s->current_picture.f.motion_val[dir][xy +    1 +     v->blocks_off][0] = s->current_picture.f.motion_val[dir][xy + v->blocks_off][0];
-        s->current_picture.f.motion_val[dir][xy +    1 +     v->blocks_off][1] = s->current_picture.f.motion_val[dir][xy + v->blocks_off][1];
-        s->current_picture.f.motion_val[dir][xy + wrap +     v->blocks_off][0] = s->current_picture.f.motion_val[dir][xy + v->blocks_off][0];
-        s->current_picture.f.motion_val[dir][xy + wrap +     v->blocks_off][1] = s->current_picture.f.motion_val[dir][xy + v->blocks_off][1];
-        s->current_picture.f.motion_val[dir][xy + wrap + 1 + v->blocks_off][0] = s->current_picture.f.motion_val[dir][xy + v->blocks_off][0];
-        s->current_picture.f.motion_val[dir][xy + wrap + 1 + v->blocks_off][1] = s->current_picture.f.motion_val[dir][xy + v->blocks_off][1];
+        s->current_picture.motion_val[dir][xy +    1 +     v->blocks_off][0] = s->current_picture.motion_val[dir][xy + v->blocks_off][0];
+        s->current_picture.motion_val[dir][xy +    1 +     v->blocks_off][1] = s->current_picture.motion_val[dir][xy + v->blocks_off][1];
+        s->current_picture.motion_val[dir][xy + wrap +     v->blocks_off][0] = s->current_picture.motion_val[dir][xy + v->blocks_off][0];
+        s->current_picture.motion_val[dir][xy + wrap +     v->blocks_off][1] = s->current_picture.motion_val[dir][xy + v->blocks_off][1];
+        s->current_picture.motion_val[dir][xy + wrap + 1 + v->blocks_off][0] = s->current_picture.motion_val[dir][xy + v->blocks_off][0];
+        s->current_picture.motion_val[dir][xy + wrap + 1 + v->blocks_off][1] = s->current_picture.motion_val[dir][xy + v->blocks_off][1];
         v->mv_f[dir][xy +    1 + v->blocks_off] = v->mv_f[dir][xy +            v->blocks_off];
         v->mv_f[dir][xy + wrap + v->blocks_off] = v->mv_f[dir][xy + wrap + 1 + v->blocks_off] = v->mv_f[dir][xy + v->blocks_off];
     }
@@ -1607,24 +1616,24 @@ static inline void vc1_pred_mv_intfr(VC1Context *v, int n, int dmv_x, int dmv_y,
     xy = s->block_index[n];
 
     if (s->mb_intra) {
-        s->mv[0][n][0] = s->current_picture.f.motion_val[0][xy][0] = 0;
-        s->mv[0][n][1] = s->current_picture.f.motion_val[0][xy][1] = 0;
-        s->current_picture.f.motion_val[1][xy][0] = 0;
-        s->current_picture.f.motion_val[1][xy][1] = 0;
+        s->mv[0][n][0] = s->current_picture.motion_val[0][xy][0] = 0;
+        s->mv[0][n][1] = s->current_picture.motion_val[0][xy][1] = 0;
+        s->current_picture.motion_val[1][xy][0] = 0;
+        s->current_picture.motion_val[1][xy][1] = 0;
         if (mvn == 1) { /* duplicate motion data for 1-MV block */
-            s->current_picture.f.motion_val[0][xy + 1][0]        = 0;
-            s->current_picture.f.motion_val[0][xy + 1][1]        = 0;
-            s->current_picture.f.motion_val[0][xy + wrap][0]     = 0;
-            s->current_picture.f.motion_val[0][xy + wrap][1]     = 0;
-            s->current_picture.f.motion_val[0][xy + wrap + 1][0] = 0;
-            s->current_picture.f.motion_val[0][xy + wrap + 1][1] = 0;
+            s->current_picture.motion_val[0][xy + 1][0]        = 0;
+            s->current_picture.motion_val[0][xy + 1][1]        = 0;
+            s->current_picture.motion_val[0][xy + wrap][0]     = 0;
+            s->current_picture.motion_val[0][xy + wrap][1]     = 0;
+            s->current_picture.motion_val[0][xy + wrap + 1][0] = 0;
+            s->current_picture.motion_val[0][xy + wrap + 1][1] = 0;
             v->luma_mv[s->mb_x][0] = v->luma_mv[s->mb_x][1] = 0;
-            s->current_picture.f.motion_val[1][xy + 1][0]        = 0;
-            s->current_picture.f.motion_val[1][xy + 1][1]        = 0;
-            s->current_picture.f.motion_val[1][xy + wrap][0]     = 0;
-            s->current_picture.f.motion_val[1][xy + wrap][1]     = 0;
-            s->current_picture.f.motion_val[1][xy + wrap + 1][0] = 0;
-            s->current_picture.f.motion_val[1][xy + wrap + 1][1] = 0;
+            s->current_picture.motion_val[1][xy + 1][0]        = 0;
+            s->current_picture.motion_val[1][xy + 1][1]        = 0;
+            s->current_picture.motion_val[1][xy + wrap][0]     = 0;
+            s->current_picture.motion_val[1][xy + wrap][1]     = 0;
+            s->current_picture.motion_val[1][xy + wrap + 1][0] = 0;
+            s->current_picture.motion_val[1][xy + wrap + 1][1] = 0;
         }
         return;
     }
@@ -1634,14 +1643,14 @@ 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.f.motion_val[0][xy - 1][0];
-            A[1] = s->current_picture.f.motion_val[0][xy - 1][1];
+            A[0] = s->current_picture.motion_val[0][xy - 1][0];
+            A[1] = s->current_picture.motion_val[0][xy - 1][1];
             a_valid = 1;
         } else { // current block has frame mv and cand. has field MV (so average)
-            A[0] = (s->current_picture.f.motion_val[0][xy - 1][0]
-                    + s->current_picture.f.motion_val[0][xy - 1 + off * wrap][0] + 1) >> 1;
-            A[1] = (s->current_picture.f.motion_val[0][xy - 1][1]
-                    + s->current_picture.f.motion_val[0][xy - 1 + off * wrap][1] + 1) >> 1;
+            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_valid = 1;
         }
         if (!(n & 1) && v->is_intra[s->mb_x - 1]) {
@@ -1661,11 +1670,11 @@ 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.f.motion_val[0][s->block_index[n_adj] - 2 * wrap][0];
-                B[1] = s->current_picture.f.motion_val[0][s->block_index[n_adj] - 2 * wrap][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];
                 if (v->blk_mv_type[pos_b] && !v->blk_mv_type[xy]) {
-                    B[0] = (B[0] + s->current_picture.f.motion_val[0][s->block_index[n_adj ^ 2] - 2 * wrap][0] + 1) >> 1;
-                    B[1] = (B[1] + s->current_picture.f.motion_val[0][s->block_index[n_adj ^ 2] - 2 * wrap][1] + 1) >> 1;
+                    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;
                 }
             }
             if (s->mb_width > 1) {
@@ -1676,11 +1685,11 @@ 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.f.motion_val[0][s->block_index[n_adj] - 2 * wrap + 2][0];
-                    C[1] = s->current_picture.f.motion_val[0][s->block_index[n_adj] - 2 * wrap + 2][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];
                     if (v->blk_mv_type[pos_c] && !v->blk_mv_type[xy]) {
-                        C[0] = (1 + C[0] + (s->current_picture.f.motion_val[0][s->block_index[n_adj ^ 2] - 2 * wrap + 2][0])) >> 1;
-                        C[1] = (1 + C[1] + (s->current_picture.f.motion_val[0][s->block_index[n_adj ^ 2] - 2 * wrap + 2][1])) >> 1;
+                        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;
                     }
                     if (s->mb_x == s->mb_width - 1) {
                         if (!v->is_intra[s->mb_x - s->mb_stride - 1]) {
@@ -1690,11 +1699,11 @@ 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.f.motion_val[0][s->block_index[n_adj] - 2 * wrap - 2][0];
-                            C[1] = s->current_picture.f.motion_val[0][s->block_index[n_adj] - 2 * wrap - 2][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];
                             if (v->blk_mv_type[pos_c] && !v->blk_mv_type[xy]) {
-                                C[0] = (1 + C[0] + s->current_picture.f.motion_val[0][s->block_index[1] - 2 * wrap - 2][0]) >> 1;
-                                C[1] = (1 + C[1] + s->current_picture.f.motion_val[0][s->block_index[1] - 2 * wrap - 2][1]) >> 1;
+                                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;
                             }
                         } else
                             c_valid = 0;
@@ -1705,12 +1714,12 @@ 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.f.motion_val[0][pos_b][0];
-        B[1]    = s->current_picture.f.motion_val[0][pos_b][1];
+        B[0]    = s->current_picture.motion_val[0][pos_b][0];
+        B[1]    = s->current_picture.motion_val[0][pos_b][1];
         pos_c   = s->block_index[0];
         c_valid = 1;
-        C[0]    = s->current_picture.f.motion_val[0][pos_c][0];
-        C[1]    = s->current_picture.f.motion_val[0][pos_c][1];
+        C[0]    = s->current_picture.motion_val[0][pos_c][0];
+        C[1]    = s->current_picture.motion_val[0][pos_c][1];
     }
 
     total_valid = a_valid + b_valid + c_valid;
@@ -1798,18 +1807,18 @@ 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.f.motion_val[0][xy][0] = ((px + dmv_x + r_x) & ((r_x << 1) - 1)) - r_x;
-    s->mv[0][n][1] = s->current_picture.f.motion_val[0][xy][1] = ((py + dmv_y + r_y) & ((r_y << 1) - 1)) - r_y;
+    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;
     if (mvn == 1) { /* duplicate motion data for 1-MV block */
-        s->current_picture.f.motion_val[0][xy +    1    ][0] = s->current_picture.f.motion_val[0][xy][0];
-        s->current_picture.f.motion_val[0][xy +    1    ][1] = s->current_picture.f.motion_val[0][xy][1];
-        s->current_picture.f.motion_val[0][xy + wrap    ][0] = s->current_picture.f.motion_val[0][xy][0];
-        s->current_picture.f.motion_val[0][xy + wrap    ][1] = s->current_picture.f.motion_val[0][xy][1];
-        s->current_picture.f.motion_val[0][xy + wrap + 1][0] = s->current_picture.f.motion_val[0][xy][0];
-        s->current_picture.f.motion_val[0][xy + wrap + 1][1] = s->current_picture.f.motion_val[0][xy][1];
+        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];
     } else if (mvn == 2) { /* duplicate motion data for 2-Field MV block */
-        s->current_picture.f.motion_val[0][xy + 1][0] = s->current_picture.f.motion_val[0][xy][0];
-        s->current_picture.f.motion_val[0][xy + 1][1] = s->current_picture.f.motion_val[0][xy][1];
+        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];
     }
@@ -1821,6 +1830,7 @@ static void vc1_interp_mc(VC1Context *v)
 {
     MpegEncContext *s = &v->s;
     DSPContext *dsp = &v->s.dsp;
+    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;
@@ -1885,15 +1895,15 @@ static void vc1_interp_mc(VC1Context *v)
         uint8_t *uvbuf = s->edge_emu_buffer + 19 * s->linesize;
 
         srcY -= s->mspel * (1 + s->linesize);
-        s->dsp.emulated_edge_mc(s->edge_emu_buffer, srcY, 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);
+        s->vdsp.emulated_edge_mc(s->edge_emu_buffer, srcY, 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->dsp.emulated_edge_mc(uvbuf     , srcU, s->uvlinesize, 8 + 1, 8 + 1,
-                                uvsrc_x, uvsrc_y, s->h_edge_pos >> 1, v_edge_pos >> 1);
-        s->dsp.emulated_edge_mc(uvbuf + 16, srcV, 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     , srcU, 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,
+                                 uvsrc_x, uvsrc_y, s->h_edge_pos >> 1, v_edge_pos >> 1);
         srcU = uvbuf;
         srcV = uvbuf + 16;
         /* if we deal with range reduction we need to scale source blocks */
@@ -1942,7 +1952,7 @@ static void vc1_interp_mc(VC1Context *v)
         if (!v->rnd)
             dsp->avg_pixels_tab[0][dxy](s->dest[0] + off, srcY, s->linesize, 16);
         else
-            dsp->avg_no_rnd_pixels_tab[0][dxy](s->dest[0] + off, srcY, s->linesize, 16);
+            dsp->avg_no_rnd_pixels_tab[dxy](s->dest[0] + off, srcY, s->linesize, 16);
     }
 
     if (s->flags & CODEC_FLAG_GRAY) return;
@@ -1950,8 +1960,8 @@ static void vc1_interp_mc(VC1Context *v)
     uvmx = (uvmx & 3) << 1;
     uvmy = (uvmy & 3) << 1;
     if (!v->rnd) {
-        dsp->avg_h264_chroma_pixels_tab[0](s->dest[1] + off_uv, srcU, s->uvlinesize, 8, uvmx, uvmy);
-        dsp->avg_h264_chroma_pixels_tab[0](s->dest[2] + off_uv, srcV, s->uvlinesize, 8, uvmx, uvmy);
+        h264chroma->avg_h264_chroma_pixels_tab[0](s->dest[1] + off_uv, srcU, s->uvlinesize, 8, uvmx, uvmy);
+        h264chroma->avg_h264_chroma_pixels_tab[0](s->dest[2] + off_uv, srcV, s->uvlinesize, 8, uvmx, uvmy);
     } else {
         v->vc1dsp.avg_no_rnd_vc1_chroma_pixels_tab[0](s->dest[1] + off_uv, srcU, s->uvlinesize, 8, uvmx, uvmy);
         v->vc1dsp.avg_no_rnd_vc1_chroma_pixels_tab[0](s->dest[2] + off_uv, srcV, s->uvlinesize, 8, uvmx, uvmy);
@@ -2031,17 +2041,17 @@ static inline void vc1_pred_b_mv(VC1Context *v, int dmv_x[2], int dmv_y[2],
     xy = s->block_index[0];
 
     if (s->mb_intra) {
-        s->current_picture.f.motion_val[0][xy + v->blocks_off][0] =
-        s->current_picture.f.motion_val[0][xy + v->blocks_off][1] =
-        s->current_picture.f.motion_val[1][xy + v->blocks_off][0] =
-        s->current_picture.f.motion_val[1][xy + v->blocks_off][1] = 0;
+        s->current_picture.motion_val[0][xy + v->blocks_off][0] =
+        s->current_picture.motion_val[0][xy + v->blocks_off][1] =
+        s->current_picture.motion_val[1][xy + v->blocks_off][0] =
+        s->current_picture.motion_val[1][xy + v->blocks_off][1] = 0;
         return;
     }
     if (!v->field_mode) {
-        s->mv[0][0][0] = scale_mv(s->next_picture.f.motion_val[1][xy][0], v->bfraction, 0, s->quarter_sample);
-        s->mv[0][0][1] = scale_mv(s->next_picture.f.motion_val[1][xy][1], v->bfraction, 0, s->quarter_sample);
-        s->mv[1][0][0] = scale_mv(s->next_picture.f.motion_val[1][xy][0], v->bfraction, 1, s->quarter_sample);
-        s->mv[1][0][1] = scale_mv(s->next_picture.f.motion_val[1][xy][1], v->bfraction, 1, s->quarter_sample);
+        s->mv[0][0][0] = scale_mv(s->next_picture.motion_val[1][xy][0], v->bfraction, 0, s->quarter_sample);
+        s->mv[0][0][1] = scale_mv(s->next_picture.motion_val[1][xy][1], v->bfraction, 0, s->quarter_sample);
+        s->mv[1][0][0] = scale_mv(s->next_picture.motion_val[1][xy][0], v->bfraction, 1, s->quarter_sample);
+        s->mv[1][0][1] = scale_mv(s->next_picture.motion_val[1][xy][1], v->bfraction, 1, s->quarter_sample);
 
         /* Pullback predicted motion vectors as specified in 8.4.5.4 */
         s->mv[0][0][0] = av_clip(s->mv[0][0][0], -60 - (s->mb_x << 6), (s->mb_width  << 6) - 4 - (s->mb_x << 6));
@@ -2050,18 +2060,18 @@ static inline void vc1_pred_b_mv(VC1Context *v, int dmv_x[2], int dmv_y[2],
         s->mv[1][0][1] = av_clip(s->mv[1][0][1], -60 - (s->mb_y << 6), (s->mb_height << 6) - 4 - (s->mb_y << 6));
     }
     if (direct) {
-        s->current_picture.f.motion_val[0][xy + v->blocks_off][0] = s->mv[0][0][0];
-        s->current_picture.f.motion_val[0][xy + v->blocks_off][1] = s->mv[0][0][1];
-        s->current_picture.f.motion_val[1][xy + v->blocks_off][0] = s->mv[1][0][0];
-        s->current_picture.f.motion_val[1][xy + v->blocks_off][1] = s->mv[1][0][1];
+        s->current_picture.motion_val[0][xy + v->blocks_off][0] = s->mv[0][0][0];
+        s->current_picture.motion_val[0][xy + v->blocks_off][1] = s->mv[0][0][1];
+        s->current_picture.motion_val[1][xy + v->blocks_off][0] = s->mv[1][0][0];
+        s->current_picture.motion_val[1][xy + v->blocks_off][1] = s->mv[1][0][1];
         return;
     }
 
     if ((mvtype == BMV_TYPE_FORWARD) || (mvtype == BMV_TYPE_INTERPOLATED)) {
-        C   = s->current_picture.f.motion_val[0][xy - 2];
-        A   = s->current_picture.f.motion_val[0][xy - wrap * 2];
+        C   = s->current_picture.motion_val[0][xy - 2];
+        A   = s->current_picture.motion_val[0][xy - wrap * 2];
         off = (s->mb_x == (s->mb_width - 1)) ? -2 : 2;
-        B   = s->current_picture.f.motion_val[0][xy - wrap * 2 + off];
+        B   = s->current_picture.motion_val[0][xy - wrap * 2 + off];
 
         if (!s->mb_x) C[0] = C[1] = 0;
         if (!s->first_slice_line) { // predictor A is not out of bounds
@@ -2136,10 +2146,10 @@ static inline void vc1_pred_b_mv(VC1Context *v, int dmv_x[2], int dmv_y[2],
         s->mv[0][0][1] = ((py + dmv_y[0] + r_y) & ((r_y << 1) - 1)) - r_y;
     }
     if ((mvtype == BMV_TYPE_BACKWARD) || (mvtype == BMV_TYPE_INTERPOLATED)) {
-        C   = s->current_picture.f.motion_val[1][xy - 2];
-        A   = s->current_picture.f.motion_val[1][xy - wrap * 2];
+        C   = s->current_picture.motion_val[1][xy - 2];
+        A   = s->current_picture.motion_val[1][xy - wrap * 2];
         off = (s->mb_x == (s->mb_width - 1)) ? -2 : 2;
-        B   = s->current_picture.f.motion_val[1][xy - wrap * 2 + off];
+        B   = s->current_picture.motion_val[1][xy - wrap * 2 + off];
 
         if (!s->mb_x)
             C[0] = C[1] = 0;
@@ -2215,10 +2225,10 @@ static inline void vc1_pred_b_mv(VC1Context *v, int dmv_x[2], int dmv_y[2],
         s->mv[1][0][0] = ((px + dmv_x[1] + r_x) & ((r_x << 1) - 1)) - r_x;
         s->mv[1][0][1] = ((py + dmv_y[1] + r_y) & ((r_y << 1) - 1)) - r_y;
     }
-    s->current_picture.f.motion_val[0][xy][0] = s->mv[0][0][0];
-    s->current_picture.f.motion_val[0][xy][1] = s->mv[0][0][1];
-    s->current_picture.f.motion_val[1][xy][0] = s->mv[1][0][0];
-    s->current_picture.f.motion_val[1][xy][1] = s->mv[1][0][1];
+    s->current_picture.motion_val[0][xy][0] = s->mv[0][0][0];
+    s->current_picture.motion_val[0][xy][1] = s->mv[0][0][1];
+    s->current_picture.motion_val[1][xy][0] = s->mv[1][0][0];
+    s->current_picture.motion_val[1][xy][1] = s->mv[1][0][1];
 }
 
 static inline void vc1_pred_b_mv_intfi(VC1Context *v, int n, int *dmv_x, int *dmv_y, int mv1, int *pred_flag)
@@ -2229,14 +2239,14 @@ static inline void vc1_pred_b_mv_intfi(VC1Context *v, int n, int *dmv_x, int *dm
 
     if (v->bmvtype == BMV_TYPE_DIRECT) {
         int total_opp, k, f;
-        if (s->next_picture.f.mb_type[mb_pos + v->mb_off] != MB_TYPE_INTRA) {
-            s->mv[0][0][0] = scale_mv(s->next_picture.f.motion_val[1][s->block_index[0] + v->blocks_off][0],
+        if (s->next_picture.mb_type[mb_pos + v->mb_off] != MB_TYPE_INTRA) {
+            s->mv[0][0][0] = scale_mv(s->next_picture.motion_val[1][s->block_index[0] + v->blocks_off][0],
                                       v->bfraction, 0, s->quarter_sample);
-            s->mv[0][0][1] = scale_mv(s->next_picture.f.motion_val[1][s->block_index[0] + v->blocks_off][1],
+            s->mv[0][0][1] = scale_mv(s->next_picture.motion_val[1][s->block_index[0] + v->blocks_off][1],
                                       v->bfraction, 0, s->quarter_sample);
-            s->mv[1][0][0] = scale_mv(s->next_picture.f.motion_val[1][s->block_index[0] + v->blocks_off][0],
+            s->mv[1][0][0] = scale_mv(s->next_picture.motion_val[1][s->block_index[0] + v->blocks_off][0],
                                       v->bfraction, 1, s->quarter_sample);
-            s->mv[1][0][1] = scale_mv(s->next_picture.f.motion_val[1][s->block_index[0] + v->blocks_off][1],
+            s->mv[1][0][1] = scale_mv(s->next_picture.motion_val[1][s->block_index[0] + v->blocks_off][1],
                                       v->bfraction, 1, s->quarter_sample);
 
             total_opp = v->mv_f_next[0][s->block_index[0] + v->blocks_off]
@@ -2251,10 +2261,10 @@ static inline void vc1_pred_b_mv_intfi(VC1Context *v, int n, int *dmv_x, int *dm
         }
         v->ref_field_type[0] = v->ref_field_type[1] = v->cur_field_type ^ f;
         for (k = 0; k < 4; k++) {
-            s->current_picture.f.motion_val[0][s->block_index[k] + v->blocks_off][0] = s->mv[0][0][0];
-            s->current_picture.f.motion_val[0][s->block_index[k] + v->blocks_off][1] = s->mv[0][0][1];
-            s->current_picture.f.motion_val[1][s->block_index[k] + v->blocks_off][0] = s->mv[1][0][0];
-            s->current_picture.f.motion_val[1][s->block_index[k] + v->blocks_off][1] = s->mv[1][0][1];
+            s->current_picture.motion_val[0][s->block_index[k] + v->blocks_off][0] = s->mv[0][0][0];
+            s->current_picture.motion_val[0][s->block_index[k] + v->blocks_off][1] = s->mv[0][0][1];
+            s->current_picture.motion_val[1][s->block_index[k] + v->blocks_off][0] = s->mv[1][0][0];
+            s->current_picture.motion_val[1][s->block_index[k] + v->blocks_off][1] = s->mv[1][0][1];
             v->mv_f[0][s->block_index[k] + v->blocks_off] = f;
             v->mv_f[1][s->block_index[k] + v->blocks_off] = f;
         }
@@ -2372,17 +2382,17 @@ static inline int vc1_pred_dc(MpegEncContext *s, int overlap, int pq, int n,
     b = dc_val[ - 1 - wrap];
     a = dc_val[ - wrap];
     /* scale predictors if needed */
-    q1 = s->current_picture.f.qscale_table[mb_pos];
+    q1 = s->current_picture.qscale_table[mb_pos];
     dqscale_index = s->y_dc_scale_table[q1] - 1;
     if (dqscale_index < 0)
         return 0;
     if (c_avail && (n != 1 && n != 3)) {
-        q2 = s->current_picture.f.qscale_table[mb_pos - 1];
+        q2 = s->current_picture.qscale_table[mb_pos - 1];
         if (q2 && q2 != q1)
             c = (c * s->y_dc_scale_table[q2] * ff_vc1_dqscale[dqscale_index] + 0x20000) >> 18;
     }
     if (a_avail && (n != 2 && n != 3)) {
-        q2 = s->current_picture.f.qscale_table[mb_pos - s->mb_stride];
+        q2 = s->current_picture.qscale_table[mb_pos - s->mb_stride];
         if (q2 && q2 != q1)
             a = (a * s->y_dc_scale_table[q2] * ff_vc1_dqscale[dqscale_index] + 0x20000) >> 18;
     }
@@ -2392,7 +2402,7 @@ static inline int vc1_pred_dc(MpegEncContext *s, int overlap, int pq, int n,
             off--;
         if (n != 2)
             off -= s->mb_stride;
-        q2 = s->current_picture.f.qscale_table[off];
+        q2 = s->current_picture.qscale_table[off];
         if (q2 && q2 != q1)
             b = (b * s->y_dc_scale_table[q2] * ff_vc1_dqscale[dqscale_index] + 0x20000) >> 18;
     }
@@ -2531,7 +2541,7 @@ static void vc1_decode_ac_coeff(VC1Context *v, int *last, int *skip,
  * @param coded are AC coeffs present or not
  * @param codingset set of VLC to decode data
  */
-static int vc1_decode_i_block(VC1Context *v, DCTELEM block[64], int n,
+static int vc1_decode_i_block(VC1Context *v, int16_t block[64], int n,
                               int coded, int codingset)
 {
     GetBitContext *gb = &v->s.gb;
@@ -2694,7 +2704,7 @@ not_coded:
  * @param codingset set of VLC to decode data
  * @param mquant quantizer value for this macroblock
  */
-static int vc1_decode_i_block_adv(VC1Context *v, DCTELEM block[64], int n,
+static int vc1_decode_i_block_adv(VC1Context *v, int16_t block[64], int n,
                                   int coded, int codingset, int mquant)
 {
     GetBitContext *gb = &v->s.gb;
@@ -2763,11 +2773,11 @@ static int vc1_decode_i_block_adv(VC1Context *v, DCTELEM block[64], int n,
     else // top
         ac_val -= 16 * s->block_wrap[n];
 
-    q1 = s->current_picture.f.qscale_table[mb_pos];
+    q1 = s->current_picture.qscale_table[mb_pos];
     if ( dc_pred_dir && c_avail && mb_pos)
-        q2 = s->current_picture.f.qscale_table[mb_pos - 1];
+        q2 = s->current_picture.qscale_table[mb_pos - 1];
     if (!dc_pred_dir && a_avail && mb_pos >= s->mb_stride)
-        q2 = s->current_picture.f.qscale_table[mb_pos - s->mb_stride];
+        q2 = s->current_picture.qscale_table[mb_pos - s->mb_stride];
     if ( dc_pred_dir && n == 1)
         q2 = q1;
     if (!dc_pred_dir && n == 2)
@@ -2906,7 +2916,7 @@ static int vc1_decode_i_block_adv(VC1Context *v, DCTELEM block[64], int n,
  * @param mquant block quantizer
  * @param codingset set of VLC to decode data
  */
-static int vc1_decode_intra_block(VC1Context *v, DCTELEM block[64], int n,
+static int vc1_decode_intra_block(VC1Context *v, int16_t block[64], int n,
                                   int coded, int mquant, int codingset)
 {
     GetBitContext *gb = &v->s.gb;
@@ -2986,11 +2996,11 @@ static int vc1_decode_intra_block(VC1Context *v, DCTELEM block[64], int n,
     else //top
         ac_val -= 16 * s->block_wrap[n];
 
-    q1 = s->current_picture.f.qscale_table[mb_pos];
+    q1 = s->current_picture.qscale_table[mb_pos];
     if (dc_pred_dir && c_avail && mb_pos)
-        q2 = s->current_picture.f.qscale_table[mb_pos - 1];
+        q2 = s->current_picture.qscale_table[mb_pos - 1];
     if (!dc_pred_dir && a_avail && mb_pos >= s->mb_stride)
-        q2 = s->current_picture.f.qscale_table[mb_pos - s->mb_stride];
+        q2 = s->current_picture.qscale_table[mb_pos - s->mb_stride];
     if ( dc_pred_dir && n == 1)
         q2 = q1;
     if (!dc_pred_dir && n == 2)
@@ -3116,7 +3126,7 @@ static int vc1_decode_intra_block(VC1Context *v, DCTELEM block[64], int n,
 
 /** Decode P block
  */
-static int vc1_decode_p_block(VC1Context *v, DCTELEM block[64], int n,
+static int vc1_decode_p_block(VC1Context *v, int16_t block[64], int n,
                               int mquant, int ttmb, int first_block,
                               uint8_t *dst, int linesize, int skip_block,
                               int *ttmb_out)
@@ -3308,7 +3318,7 @@ static av_always_inline void vc1_apply_p_v_loop_filter(VC1Context *v, int block_
             bottom_is_intra = (block_num < 2) ? (mb_is_intra          >> ((block_num + 2) * 4))
                                               : (v->is_intra[s->mb_x] >> ((block_num - 2) * 4));
             mv_stride       = s->b8_stride;
-            mv              = &s->current_picture.f.motion_val[0][s->block_index[block_num] - 2 * mv_stride];
+            mv              = &s->current_picture.motion_val[0][s->block_index[block_num] - 2 * mv_stride];
         }
 
         if (bottom_is_intra & 1 || block_is_intra & 1 ||
@@ -3370,7 +3380,7 @@ static av_always_inline void vc1_apply_p_h_loop_filter(VC1Context *v, int block_
                                              : (mb_cbp                              >> ((block_num + 1) * 4));
             right_is_intra = (block_num & 1) ? (v->is_intra[s->mb_x - s->mb_stride] >> ((block_num - 1) * 4))
                                              : (mb_is_intra                         >> ((block_num + 1) * 4));
-            mv             = &s->current_picture.f.motion_val[0][s->block_index[block_num] - s->b8_stride * 2 - 2];
+            mv             = &s->current_picture.motion_val[0][s->block_index[block_num] - s->b8_stride * 2 - 2];
         }
         if (block_is_intra & 1 || right_is_intra & 1 || mv[0][0] != mv[1][0] || mv[0][1] != mv[1][1]) {
             v->vc1dsp.vc1_h_loop_filter8(dst, linesize, v->pq);
@@ -3464,10 +3474,10 @@ static int vc1_decode_p_mb(VC1Context *v)
             GET_MVDATA(dmv_x, dmv_y);
 
             if (s->mb_intra) {
-                s->current_picture.f.motion_val[1][s->block_index[0]][0] = 0;
-                s->current_picture.f.motion_val[1][s->block_index[0]][1] = 0;
+                s->current_picture.motion_val[1][s->block_index[0]][0] = 0;
+                s->current_picture.motion_val[1][s->block_index[0]][1] = 0;
             }
-            s->current_picture.f.mb_type[mb_pos] = s->mb_intra ? MB_TYPE_INTRA : MB_TYPE_16x16;
+            s->current_picture.mb_type[mb_pos] = s->mb_intra ? MB_TYPE_INTRA : MB_TYPE_16x16;
             vc1_pred_mv(v, 0, dmv_x, dmv_y, 1, v->range_x, v->range_y, v->mb_type[0], 0, 0);
 
             /* FIXME Set DC val for inter block ? */
@@ -3484,7 +3494,7 @@ static int vc1_decode_p_mb(VC1Context *v)
                 mquant = v->pq;
                 cbp    = 0;
             }
-            s->current_picture.f.qscale_table[mb_pos] = mquant;
+            s->current_picture.qscale_table[mb_pos] = mquant;
 
             if (!v->ttmbf && !s->mb_intra && mb_has_coeffs)
                 ttmb = get_vlc2(gb, ff_vc1_ttmb_vlc[v->tt_index].table,
@@ -3538,8 +3548,8 @@ static int vc1_decode_p_mb(VC1Context *v)
                 v->mb_type[0][s->block_index[i]] = 0;
                 s->dc_val[0][s->block_index[i]]  = 0;
             }
-            s->current_picture.f.mb_type[mb_pos]      = MB_TYPE_SKIP;
-            s->current_picture.f.qscale_table[mb_pos] = 0;
+            s->current_picture.mb_type[mb_pos]      = MB_TYPE_SKIP;
+            s->current_picture.qscale_table[mb_pos] = 0;
             vc1_pred_mv(v, 0, 0, 0, 1, v->range_x, v->range_y, v->mb_type[0], 0, 0);
             vc1_mc_1mv(v, 0);
         }
@@ -3582,7 +3592,7 @@ static int vc1_decode_p_mb(VC1Context *v)
             if (!intra_count && !coded_inter)
                 goto end;
             GET_MQUANT();
-            s->current_picture.f.qscale_table[mb_pos] = mquant;
+            s->current_picture.qscale_table[mb_pos] = mquant;
             /* test if block is intra and has pred */
             {
                 int intrapred = 0;
@@ -3645,7 +3655,7 @@ static int vc1_decode_p_mb(VC1Context *v)
             }
         } else { // skipped MB
             s->mb_intra                               = 0;
-            s->current_picture.f.qscale_table[mb_pos] = 0;
+            s->current_picture.qscale_table[mb_pos] = 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;
@@ -3655,7 +3665,7 @@ static int vc1_decode_p_mb(VC1Context *v)
                 vc1_mc_4mv_luma(v, i, 0);
             }
             vc1_mc_4mv_chroma(v, 0);
-            s->current_picture.f.qscale_table[mb_pos] = 0;
+            s->current_picture.qscale_table[mb_pos] = 0;
         }
     }
 end:
@@ -3730,9 +3740,9 @@ 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.f.motion_val[1][s->block_index[0]][0] = 0;
-            s->current_picture.f.motion_val[1][s->block_index[0]][1] = 0;
-            s->current_picture.f.mb_type[mb_pos]                     = MB_TYPE_INTRA;
+            s->current_picture.motion_val[1][s->block_index[0]][0] = 0;
+            s->current_picture.motion_val[1][s->block_index[0]][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;
@@ -3742,7 +3752,7 @@ static int vc1_decode_p_mb_intfr(VC1Context *v)
                 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.f.qscale_table[mb_pos] = 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];
@@ -3834,7 +3844,7 @@ static int vc1_decode_p_mb_intfr(VC1Context *v)
             }
             if (cbp)
                 GET_MQUANT();  // p. 227
-            s->current_picture.f.qscale_table[mb_pos] = mquant;
+            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++) {
@@ -3863,8 +3873,8 @@ static int vc1_decode_p_mb_intfr(VC1Context *v)
             v->mb_type[0][s->block_index[i]] = 0;
             s->dc_val[0][s->block_index[i]] = 0;
         }
-        s->current_picture.f.mb_type[mb_pos]      = MB_TYPE_SKIP;
-        s->current_picture.f.qscale_table[mb_pos] = 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;
@@ -3901,11 +3911,11 @@ static int vc1_decode_p_mb_intfi(VC1Context *v)
     idx_mbmode = get_vlc2(gb, v->mbmode_vlc->table, VC1_IF_MBMODE_VLC_BITS, 2);
     if (idx_mbmode <= 1) { // intra MB
         s->mb_intra = v->is_intra[s->mb_x] = 1;
-        s->current_picture.f.motion_val[1][s->block_index[0] + v->blocks_off][0] = 0;
-        s->current_picture.f.motion_val[1][s->block_index[0] + v->blocks_off][1] = 0;
-        s->current_picture.f.mb_type[mb_pos + v->mb_off] = MB_TYPE_INTRA;
+        s->current_picture.motion_val[1][s->block_index[0] + v->blocks_off][0] = 0;
+        s->current_picture.motion_val[1][s->block_index[0] + v->blocks_off][1] = 0;
+        s->current_picture.mb_type[mb_pos + v->mb_off] = MB_TYPE_INTRA;
         GET_MQUANT();
-        s->current_picture.f.qscale_table[mb_pos] = 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];
@@ -3937,7 +3947,7 @@ static int vc1_decode_p_mb_intfi(VC1Context *v)
         }
     } else {
         s->mb_intra = v->is_intra[s->mb_x] = 0;
-        s->current_picture.f.mb_type[mb_pos + v->mb_off] = MB_TYPE_16x16;
+        s->current_picture.mb_type[mb_pos + v->mb_off] = MB_TYPE_16x16;
         for (i = 0; i < 6; i++) v->mb_type[0][s->block_index[i]] = 0;
         if (idx_mbmode <= 5) { // 1-MV
             dmv_x = dmv_y = pred_flag = 0;
@@ -3968,7 +3978,7 @@ static int vc1_decode_p_mb_intfi(VC1Context *v)
         if (cbp) {
             GET_MQUANT();
         }
-        s->current_picture.f.qscale_table[mb_pos] = mquant;
+        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);
         }
@@ -4034,7 +4044,7 @@ static void vc1_decode_b_mb(VC1Context *v)
         v->mb_type[0][s->block_index[i]] = 0;
         s->dc_val[0][s->block_index[i]]  = 0;
     }
-    s->current_picture.f.qscale_table[mb_pos] = 0;
+    s->current_picture.qscale_table[mb_pos] = 0;
 
     if (!direct) {
         if (!skipped) {
@@ -4071,7 +4081,7 @@ static void vc1_decode_b_mb(VC1Context *v)
         cbp = get_vlc2(&v->s.gb, v->cbpcy_vlc->table, VC1_CBPCY_P_VLC_BITS, 2);
         GET_MQUANT();
         s->mb_intra = 0;
-        s->current_picture.f.qscale_table[mb_pos] = mquant;
+        s->current_picture.qscale_table[mb_pos] = mquant;
         if (!v->ttmbf)
             ttmb = get_vlc2(gb, ff_vc1_ttmb_vlc[v->tt_index].table, VC1_TTMB_VLC_BITS, 2);
         dmv_x[0] = dmv_y[0] = dmv_x[1] = dmv_y[1] = 0;
@@ -4086,7 +4096,7 @@ static void vc1_decode_b_mb(VC1Context *v)
         }
         if (s->mb_intra && !mb_has_coeffs) {
             GET_MQUANT();
-            s->current_picture.f.qscale_table[mb_pos] = mquant;
+            s->current_picture.qscale_table[mb_pos] = mquant;
             s->ac_pred = get_bits1(gb);
             cbp = 0;
             vc1_pred_b_mv(v, dmv_x, dmv_y, direct, bmvtype);
@@ -4108,7 +4118,7 @@ static void vc1_decode_b_mb(VC1Context *v)
                 s->ac_pred = get_bits1(gb);
             cbp = get_vlc2(&v->s.gb, v->cbpcy_vlc->table, VC1_CBPCY_P_VLC_BITS, 2);
             GET_MQUANT();
-            s->current_picture.f.qscale_table[mb_pos] = mquant;
+            s->current_picture.qscale_table[mb_pos] = mquant;
             if (!v->ttmbf && !s->mb_intra && mb_has_coeffs)
                 ttmb = get_vlc2(gb, ff_vc1_ttmb_vlc[v->tt_index].table, VC1_TTMB_VLC_BITS, 2);
         }
@@ -4175,11 +4185,11 @@ static void vc1_decode_b_mb_intfi(VC1Context *v)
     idx_mbmode = get_vlc2(gb, v->mbmode_vlc->table, VC1_IF_MBMODE_VLC_BITS, 2);
     if (idx_mbmode <= 1) { // intra MB
         s->mb_intra = v->is_intra[s->mb_x] = 1;
-        s->current_picture.f.motion_val[1][s->block_index[0]][0] = 0;
-        s->current_picture.f.motion_val[1][s->block_index[0]][1] = 0;
-        s->current_picture.f.mb_type[mb_pos + v->mb_off]         = MB_TYPE_INTRA;
+        s->current_picture.motion_val[1][s->block_index[0]][0] = 0;
+        s->current_picture.motion_val[1][s->block_index[0]][1] = 0;
+        s->current_picture.mb_type[mb_pos + v->mb_off]         = MB_TYPE_INTRA;
         GET_MQUANT();
-        s->current_picture.f.qscale_table[mb_pos] = 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];
@@ -4214,7 +4224,7 @@ static void vc1_decode_b_mb_intfi(VC1Context *v)
         }
     } else {
         s->mb_intra = v->is_intra[s->mb_x] = 0;
-        s->current_picture.f.mb_type[mb_pos + v->mb_off] = MB_TYPE_16x16;
+        s->current_picture.mb_type[mb_pos + v->mb_off] = MB_TYPE_16x16;
         for (i = 0; i < 6; i++) v->mb_type[0][s->block_index[i]] = 0;
         if (v->fmb_is_raw)
             fwd = v->forward_mb_plane[mb_pos] = get_bits1(gb);
@@ -4280,7 +4290,7 @@ static void vc1_decode_b_mb_intfi(VC1Context *v)
         if (cbp) {
             GET_MQUANT();
         }
-        s->current_picture.f.qscale_table[mb_pos] = mquant;
+        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);
         }
@@ -4348,10 +4358,10 @@ static void vc1_decode_i_blocks(VC1Context *v)
     s->mb_x = s->mb_y = 0;
     s->mb_intra         = 1;
     s->first_slice_line = 1;
-    for (s->mb_y = 0; s->mb_y < s->mb_height; s->mb_y++) {
+    for (s->mb_y = 0; s->mb_y < s->end_mb_y; s->mb_y++) {
         s->mb_x = 0;
         ff_init_block_index(s);
-        for (; s->mb_x < s->mb_width; s->mb_x++) {
+        for (; s->mb_x < v->end_mb_x; s->mb_x++) {
             uint8_t *dst[6];
             ff_update_block_index(s);
             dst[0] = s->dest[0];
@@ -4362,10 +4372,10 @@ static void vc1_decode_i_blocks(VC1Context *v)
             dst[5] = s->dest[2];
             s->dsp.clear_blocks(s->block[0]);
             mb_pos = s->mb_x + s->mb_y * s->mb_width;
-            s->current_picture.f.mb_type[mb_pos]                     = MB_TYPE_INTRA;
-            s->current_picture.f.qscale_table[mb_pos]                = v->pq;
-            s->current_picture.f.motion_val[1][s->block_index[0]][0] = 0;
-            s->current_picture.f.motion_val[1][s->block_index[0]][1] = 0;
+            s->current_picture.mb_type[mb_pos]                     = MB_TYPE_INTRA;
+            s->current_picture.qscale_table[mb_pos]                = v->pq;
+            s->current_picture.motion_val[1][s->block_index[0]][0] = 0;
+            s->current_picture.motion_val[1][s->block_index[0]][1] = 0;
 
             // do actual MB decoding and displaying
             cbp = get_vlc2(&v->s.gb, ff_msmp4_mb_i_vlc.table, MB_INTRA_VLC_BITS, 2);
@@ -4424,22 +4434,25 @@ static void vc1_decode_i_blocks(VC1Context *v)
             if (v->s.loop_filter) vc1_loop_filter_iblk(v, v->pq);
 
             if (get_bits_count(&s->gb) > v->bits) {
-                ff_er_add_slice(s, 0, 0, s->mb_x, s->mb_y, ER_MB_ERROR);
+                ff_er_add_slice(&s->er, 0, 0, s->mb_x, s->mb_y, ER_MB_ERROR);
                 av_log(s->avctx, AV_LOG_ERROR, "Bits overconsumption: %i > %i\n",
                        get_bits_count(&s->gb), v->bits);
                 return;
             }
         }
         if (!v->s.loop_filter)
-            ff_draw_horiz_band(s, s->mb_y * 16, 16);
+            ff_mpeg_draw_horiz_band(s, s->mb_y * 16, 16);
         else if (s->mb_y)
-            ff_draw_horiz_band(s, (s->mb_y - 1) * 16, 16);
+            ff_mpeg_draw_horiz_band(s, (s->mb_y - 1) * 16, 16);
 
         s->first_slice_line = 0;
     }
     if (v->s.loop_filter)
-        ff_draw_horiz_band(s, (s->mb_height - 1) * 16, 16);
-    ff_er_add_slice(s, 0, 0, s->mb_width - 1, s->mb_height - 1, ER_MB_END);
+        ff_mpeg_draw_horiz_band(s, (s->end_mb_y - 1) * 16, 16);
+
+    /* This is intentionally mb_height and not end_mb_y - unlike in advanced
+     * profile, these only differ are when decoding MSS2 rectangles. */
+    ff_er_add_slice(&s->er, 0, 0, s->mb_width - 1, s->mb_height - 1, ER_MB_END);
 }
 
 /** Decode blocks of I-frame for advanced profile
@@ -4495,13 +4508,13 @@ static void vc1_decode_i_blocks_adv(VC1Context *v)
         s->mb_x = 0;
         ff_init_block_index(s);
         for (;s->mb_x < s->mb_width; s->mb_x++) {
-            DCTELEM (*block)[64] = v->block[v->cur_blk_idx];
+            int16_t (*block)[64] = v->block[v->cur_blk_idx];
             ff_update_block_index(s);
             s->dsp.clear_blocks(block[0]);
             mb_pos = s->mb_x + s->mb_y * s->mb_stride;
-            s->current_picture.f.mb_type[mb_pos + v->mb_off]                         = MB_TYPE_INTRA;
-            s->current_picture.f.motion_val[1][s->block_index[0] + v->blocks_off][0] = 0;
-            s->current_picture.f.motion_val[1][s->block_index[0] + v->blocks_off][1] = 0;
+            s->current_picture.mb_type[mb_pos + v->mb_off]                         = MB_TYPE_INTRA;
+            s->current_picture.motion_val[1][s->block_index[0] + v->blocks_off][0] = 0;
+            s->current_picture.motion_val[1][s->block_index[0] + v->blocks_off][1] = 0;
 
             // do actual MB decoding and displaying
             if (v->fieldtx_is_raw)
@@ -4517,7 +4530,7 @@ static void vc1_decode_i_blocks_adv(VC1Context *v)
 
             GET_MQUANT();
 
-            s->current_picture.f.qscale_table[mb_pos] = mquant;
+            s->current_picture.qscale_table[mb_pos] = mquant;
             /* Set DC scale - y and c use the same */
             s->y_dc_scale = s->y_dc_scale_table[mquant];
             s->c_dc_scale = s->c_dc_scale_table[mquant];
@@ -4549,16 +4562,16 @@ static void vc1_decode_i_blocks_adv(VC1Context *v)
 
             if (get_bits_count(&s->gb) > v->bits) {
                 // TODO: may need modification to handle slice coding
-                ff_er_add_slice(s, 0, s->start_mb_y, s->mb_x, s->mb_y, ER_MB_ERROR);
+                ff_er_add_slice(&s->er, 0, s->start_mb_y, s->mb_x, s->mb_y, ER_MB_ERROR);
                 av_log(s->avctx, AV_LOG_ERROR, "Bits overconsumption: %i > %i\n",
                        get_bits_count(&s->gb), v->bits);
                 return;
             }
         }
         if (!v->s.loop_filter)
-            ff_draw_horiz_band(s, s->mb_y * 16, 16);
+            ff_mpeg_draw_horiz_band(s, s->mb_y * 16, 16);
         else if (s->mb_y)
-            ff_draw_horiz_band(s, (s->mb_y-1) * 16, 16);
+            ff_mpeg_draw_horiz_band(s, (s->mb_y-1) * 16, 16);
         s->first_slice_line = 0;
     }
 
@@ -4572,8 +4585,8 @@ static void vc1_decode_i_blocks_adv(VC1Context *v)
             vc1_loop_filter_iblk_delayed(v, v->pq);
     }
     if (v->s.loop_filter)
-        ff_draw_horiz_band(s, (s->end_mb_y-1)*16, 16);
-    ff_er_add_slice(s, 0, s->start_mb_y << v->field_mode, s->mb_width - 1,
+        ff_mpeg_draw_horiz_band(s, (s->end_mb_y-1)*16, 16);
+    ff_er_add_slice(&s->er, 0, s->start_mb_y << v->field_mode, s->mb_width - 1,
                     (s->end_mb_y << v->field_mode) - 1, ER_MB_END);
 }
 
@@ -4625,7 +4638,7 @@ static void vc1_decode_p_blocks(VC1Context *v)
                 vc1_apply_p_loop_filter(v);
             if (get_bits_count(&s->gb) > v->bits || get_bits_count(&s->gb) < 0) {
                 // TODO: may need modification to handle slice coding
-                ff_er_add_slice(s, 0, s->start_mb_y, s->mb_x, s->mb_y, ER_MB_ERROR);
+                ff_er_add_slice(&s->er, 0, s->start_mb_y, s->mb_x, s->mb_y, ER_MB_ERROR);
                 av_log(s->avctx, AV_LOG_ERROR, "Bits overconsumption: %i > %i at %ix%i\n",
                        get_bits_count(&s->gb), v->bits, s->mb_x, s->mb_y);
                 return;
@@ -4635,7 +4648,7 @@ static void vc1_decode_p_blocks(VC1Context *v)
         memmove(v->ttblk_base,    v->ttblk,    sizeof(v->ttblk_base[0])    * s->mb_stride);
         memmove(v->is_intra_base, v->is_intra, sizeof(v->is_intra_base[0]) * s->mb_stride);
         memmove(v->luma_mv_base,  v->luma_mv,  sizeof(v->luma_mv_base[0])  * s->mb_stride);
-        if (s->mb_y != s->start_mb_y) ff_draw_horiz_band(s, (s->mb_y - 1) * 16, 16);
+        if (s->mb_y != s->start_mb_y) ff_mpeg_draw_horiz_band(s, (s->mb_y - 1) * 16, 16);
         s->first_slice_line = 0;
     }
     if (apply_loop_filter) {
@@ -4647,8 +4660,8 @@ static void vc1_decode_p_blocks(VC1Context *v)
         }
     }
     if (s->end_mb_y >= s->start_mb_y)
-        ff_draw_horiz_band(s, (s->end_mb_y - 1) * 16, 16);
-    ff_er_add_slice(s, 0, s->start_mb_y << v->field_mode, s->mb_width - 1,
+        ff_mpeg_draw_horiz_band(s, (s->end_mb_y - 1) * 16, 16);
+    ff_er_add_slice(&s->er, 0, s->start_mb_y << v->field_mode, s->mb_width - 1,
                     (s->end_mb_y << v->field_mode) - 1, ER_MB_END);
 }
 
@@ -4694,7 +4707,7 @@ static void vc1_decode_b_blocks(VC1Context *v)
                 vc1_decode_b_mb(v);
             if (get_bits_count(&s->gb) > v->bits || get_bits_count(&s->gb) < 0) {
                 // TODO: may need modification to handle slice coding
-                ff_er_add_slice(s, 0, s->start_mb_y, s->mb_x, s->mb_y, ER_MB_ERROR);
+                ff_er_add_slice(&s->er, 0, s->start_mb_y, s->mb_x, s->mb_y, ER_MB_ERROR);
                 av_log(s->avctx, AV_LOG_ERROR, "Bits overconsumption: %i > %i at %ix%i\n",
                        get_bits_count(&s->gb), v->bits, s->mb_x, s->mb_y);
                 return;
@@ -4702,14 +4715,14 @@ static void vc1_decode_b_blocks(VC1Context *v)
             if (v->s.loop_filter) vc1_loop_filter_iblk(v, v->pq);
         }
         if (!v->s.loop_filter)
-            ff_draw_horiz_band(s, s->mb_y * 16, 16);
+            ff_mpeg_draw_horiz_band(s, s->mb_y * 16, 16);
         else if (s->mb_y)
-            ff_draw_horiz_band(s, (s->mb_y - 1) * 16, 16);
+            ff_mpeg_draw_horiz_band(s, (s->mb_y - 1) * 16, 16);
         s->first_slice_line = 0;
     }
     if (v->s.loop_filter)
-        ff_draw_horiz_band(s, (s->end_mb_y - 1) * 16, 16);
-    ff_er_add_slice(s, 0, s->start_mb_y << v->field_mode, s->mb_width - 1,
+        ff_mpeg_draw_horiz_band(s, (s->end_mb_y - 1) * 16, 16);
+    ff_er_add_slice(&s->er, 0, s->start_mb_y << v->field_mode, s->mb_width - 1,
                     (s->end_mb_y << v->field_mode) - 1, ER_MB_END);
 }
 
@@ -4717,7 +4730,7 @@ static void vc1_decode_skip_blocks(VC1Context *v)
 {
     MpegEncContext *s = &v->s;
 
-    ff_er_add_slice(s, 0, s->start_mb_y, s->mb_width - 1, s->end_mb_y - 1, ER_MB_END);
+    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++) {
         s->mb_x = 0;
@@ -4726,13 +4739,13 @@ static void vc1_decode_skip_blocks(VC1Context *v)
         memcpy(s->dest[0], s->last_picture.f.data[0] + s->mb_y * 16 * s->linesize,   s->linesize   * 16);
         memcpy(s->dest[1], s->last_picture.f.data[1] + s->mb_y *  8 * s->uvlinesize, s->uvlinesize *  8);
         memcpy(s->dest[2], s->last_picture.f.data[2] + s->mb_y *  8 * s->uvlinesize, s->uvlinesize *  8);
-        ff_draw_horiz_band(s, s->mb_y * 16, 16);
+        ff_mpeg_draw_horiz_band(s, s->mb_y * 16, 16);
         s->first_slice_line = 0;
     }
     s->pict_type = AV_PICTURE_TYPE_P;
 }
 
-static void vc1_decode_blocks(VC1Context *v)
+void ff_vc1_decode_blocks(VC1Context *v)
 {
 
     v->s.esc3_level_length = 0;
@@ -4837,7 +4850,7 @@ static void vc1_parse_sprites(VC1Context *v, GetBitContext* gb, SpriteData* sd)
     for (sprite = 0; sprite <= v->two_sprites; sprite++) {
         vc1_sprite_parse_transform(gb, sd->coefs[sprite]);
         if (sd->coefs[sprite][1] || sd->coefs[sprite][3])
-            av_log_ask_for_sample(avctx, "Rotation coefficients are not zero");
+            avpriv_request_sample(avctx, "Non-zero rotation coefficients");
         av_log(avctx, AV_LOG_DEBUG, sprite ? "S2:" : "S1:");
         for (i = 0; i < 7; i++)
             av_log(avctx, AV_LOG_DEBUG, " %d.%.3d",
@@ -5011,12 +5024,8 @@ static int vc1_decode_sprites(VC1Context *v, GetBitContext* gb)
         v->two_sprites = 0;
     }
 
-    if (v->sprite_output_frame.data[0])
-        avctx->release_buffer(avctx, &v->sprite_output_frame);
-
-    v->sprite_output_frame.buffer_hints = FF_BUFFER_HINTS_VALID;
-    v->sprite_output_frame.reference = 0;
-    if (avctx->get_buffer(avctx, &v->sprite_output_frame) < 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;
     }
@@ -5046,7 +5055,7 @@ static void vc1_sprite_flush(AVCodecContext *avctx)
 
 #endif
 
-static av_cold int vc1_decode_init_alloc_tables(VC1Context *v)
+av_cold int ff_vc1_decode_init_alloc_tables(VC1Context *v)
 {
     MpegEncContext *s = &v->s;
     int i;
@@ -5112,6 +5121,21 @@ static av_cold int vc1_decode_init_alloc_tables(VC1Context *v)
     return 0;
 }
 
+av_cold void ff_vc1_init_transposed_scantables(VC1Context *v)
+{
+    int i;
+    for (i = 0; i < 64; i++) {
+#define transpose(x) ((x >> 3) | ((x & 7) << 3))
+        v->zz_8x8[0][i] = transpose(ff_wmv1_scantable[0][i]);
+        v->zz_8x8[1][i] = transpose(ff_wmv1_scantable[1][i]);
+        v->zz_8x8[2][i] = transpose(ff_wmv1_scantable[2][i]);
+        v->zz_8x8[3][i] = transpose(ff_wmv1_scantable[3][i]);
+        v->zzi_8x8[i]   = transpose(ff_vc1_adv_interlaced_8x8_zz[i]);
+    }
+    v->left_blk_sh = 0;
+    v->top_blk_sh  = 3;
+}
+
 /** Initialize a VC1/WMV3 decoder
  * @todo TODO: Handle VC-1 IDUs (Transport level?)
  * @todo TODO: Decypher remaining bits in extra_data
@@ -5121,7 +5145,6 @@ static av_cold int vc1_decode_init(AVCodecContext *avctx)
     VC1Context *v = avctx->priv_data;
     MpegEncContext *s = &v->s;
     GetBitContext gb;
-    int i;
 
     /* save the container output size for WMImage */
     v->output_width  = avctx->width;
@@ -5132,18 +5155,15 @@ static av_cold int vc1_decode_init(AVCodecContext *avctx)
     if (!(avctx->flags & CODEC_FLAG_GRAY))
         avctx->pix_fmt = avctx->get_format(avctx, avctx->codec->pix_fmts);
     else
-        avctx->pix_fmt = PIX_FMT_GRAY8;
+        avctx->pix_fmt = AV_PIX_FMT_GRAY8;
     avctx->hwaccel = ff_find_hwaccel(avctx->codec->id, avctx->pix_fmt);
     v->s.avctx = avctx;
     avctx->flags |= CODEC_FLAG_EMU_EDGE;
     v->s.flags   |= CODEC_FLAG_EMU_EDGE;
 
-    if (avctx->idct_algo == FF_IDCT_AUTO) {
-        avctx->idct_algo = FF_IDCT_WMV2;
-    }
-
     if (ff_vc1_init_common(v) < 0)
         return -1;
+    ff_h264chroma_init(&v->h264chroma, 8);
     ff_vc1dsp_init(&v->vc1dsp);
 
     if (avctx->codec_id == AV_CODEC_ID_WMV3 || avctx->codec_id == AV_CODEC_ID_WMV3IMAGE) {
@@ -5211,7 +5231,7 @@ static av_cold int vc1_decode_init(AVCodecContext *avctx)
             av_log(avctx, AV_LOG_ERROR, "Incomplete extradata\n");
             return -1;
         }
-        v->res_sprite = (avctx->codec_tag == MKTAG('W','V','P','2'));
+        v->res_sprite = (avctx->codec_id == AV_CODEC_ID_VC1IMAGE);
     }
 
     avctx->profile = v->profile;
@@ -5224,16 +5244,7 @@ static av_cold int vc1_decode_init(AVCodecContext *avctx)
     s->mb_height = (avctx->coded_height + 15) >> 4;
 
     if (v->profile == PROFILE_ADVANCED || v->res_fasttx) {
-        for (i = 0; i < 64; i++) {
-#define transpose(x) ((x >> 3) | ((x & 7) << 3))
-            v->zz_8x8[0][i] = transpose(ff_wmv1_scantable[0][i]);
-            v->zz_8x8[1][i] = transpose(ff_wmv1_scantable[1][i]);
-            v->zz_8x8[2][i] = transpose(ff_wmv1_scantable[2][i]);
-            v->zz_8x8[3][i] = transpose(ff_wmv1_scantable[3][i]);
-            v->zzi_8x8[i] = transpose(ff_vc1_adv_interlaced_8x8_zz[i]);
-        }
-        v->left_blk_sh = 0;
-        v->top_blk_sh  = 3;
+        ff_vc1_init_transposed_scantables(v);
     } else {
         memcpy(v->zz_8x8, ff_wmv1_scantable, 4*64);
         v->left_blk_sh = 3;
@@ -5259,14 +5270,13 @@ static av_cold int vc1_decode_init(AVCodecContext *avctx)
 /** Close a VC1/WMV3 decoder
  * @warning Initial try at using MpegEncContext stuff
  */
-static av_cold int vc1_decode_end(AVCodecContext *avctx)
+av_cold int ff_vc1_decode_end(AVCodecContext *avctx)
 {
     VC1Context *v = avctx->priv_data;
     int i;
 
-    if ((avctx->codec_id == AV_CODEC_ID_WMV3IMAGE || avctx->codec_id == AV_CODEC_ID_VC1IMAGE)
-        && v->sprite_output_frame.data[0])
-        avctx->release_buffer(avctx, &v->sprite_output_frame);
+    av_frame_unref(&v->sprite_output_frame);
+
     for (i = 0; i < 4; i++)
         av_freep(&v->sr_rows[i >> 1][i & 1]);
     av_freep(&v->hrd_rate);
@@ -5297,10 +5307,10 @@ static av_cold int vc1_decode_end(AVCodecContext *avctx)
  * @todo TODO: Handle VC-1 IDUs (Transport level?)
  */
 static int vc1_decode_frame(AVCodecContext *avctx, void *data,
-                            int *data_size, AVPacket *avpkt)
+                            int *got_frame, AVPacket *avpkt)
 {
     const uint8_t *buf = avpkt->data;
-    int buf_size = avpkt->size, n_slices = 0, i;
+    int buf_size = avpkt->size, n_slices = 0, i, ret;
     VC1Context *v = avctx->priv_data;
     MpegEncContext *s = &v->s;
     AVFrame *pict = data;
@@ -5317,10 +5327,11 @@ static int vc1_decode_frame(AVCodecContext *avctx, void *data,
     if (buf_size == 0 || (buf_size == 4 && AV_RB32(buf) == VC1_CODE_ENDOFSEQ)) {
         /* special case for last picture */
         if (s->low_delay == 0 && s->next_picture_ptr) {
-            *pict = s->next_picture_ptr->f;
+            if ((ret = av_frame_ref(pict, &s->next_picture_ptr->f)) < 0)
+                return ret;
             s->next_picture_ptr = NULL;
 
-            *data_size = sizeof(AVFrame);
+            *got_frame = 1;
         }
 
         return 0;
@@ -5328,9 +5339,9 @@ static int vc1_decode_frame(AVCodecContext *avctx, void *data,
 
     if (s->avctx->codec->capabilities&CODEC_CAP_HWACCEL_VDPAU) {
         if (v->profile < PROFILE_ADVANCED)
-            avctx->pix_fmt = PIX_FMT_VDPAU_WMV3;
+            avctx->pix_fmt = AV_PIX_FMT_VDPAU_WMV3;
         else
-            avctx->pix_fmt = PIX_FMT_VDPAU_VC1;
+            avctx->pix_fmt = AV_PIX_FMT_VDPAU_VC1;
     }
 
     //for advanced profile we may need to parse and unescape data
@@ -5356,9 +5367,10 @@ static int vc1_decode_frame(AVCodecContext *avctx, void *data,
                     break;
                 case VC1_CODE_FIELD: {
                     int buf_size3;
-                    slices = av_realloc(slices, sizeof(*slices) * (n_slices+1));
-                    if (!slices)
+                    tmp = av_realloc(slices, sizeof(*slices) * (n_slices+1));
+                    if (!tmp)
                         goto err;
+                    slices = tmp;
                     slices[n_slices].buf = av_mallocz(buf_size + FF_INPUT_BUFFER_PADDING_SIZE);
                     if (!slices[n_slices].buf)
                         goto err;
@@ -5380,9 +5392,10 @@ static int vc1_decode_frame(AVCodecContext *avctx, void *data,
                     break;
                 case VC1_CODE_SLICE: {
                     int buf_size3;
-                    slices = av_realloc(slices, sizeof(*slices) * (n_slices+1));
-                    if (!slices)
+                    tmp = av_realloc(slices, sizeof(*slices) * (n_slices+1));
+                    if (!tmp)
                         goto err;
+                    slices = tmp;
                     slices[n_slices].buf = av_mallocz(buf_size + FF_INPUT_BUFFER_PADDING_SIZE);
                     if (!slices[n_slices].buf)
                         goto err;
@@ -5448,12 +5461,12 @@ static int vc1_decode_frame(AVCodecContext *avctx, void *data,
     if (s->context_initialized &&
         (s->width  != avctx->coded_width ||
          s->height != avctx->coded_height)) {
-        vc1_decode_end(avctx);
+        ff_vc1_decode_end(avctx);
     }
 
     if (!s->context_initialized) {
-        if (ff_msmpeg4_decode_init(avctx) < 0 || vc1_decode_init_alloc_tables(v) < 0)
-            return -1;
+        if (ff_msmpeg4_decode_init(avctx) < 0 || ff_vc1_decode_init_alloc_tables(v) < 0)
+            goto err;
 
         s->low_delay = !avctx->has_b_frames || v->res_sprite;
 
@@ -5507,7 +5520,7 @@ static int vc1_decode_frame(AVCodecContext *avctx, void *data,
     s->current_picture.f.key_frame = s->pict_type == AV_PICTURE_TYPE_I;
 
     /* skip B-frames if we don't have reference frames */
-    if (s->last_picture_ptr == NULL && (s->pict_type == AV_PICTURE_TYPE_B || s->dropable)) {
+    if (s->last_picture_ptr == NULL && (s->pict_type == AV_PICTURE_TYPE_B || s->droppable)) {
         goto err;
     }
     if ((avctx->skip_frame >= AVDISCARD_NONREF && s->pict_type == AV_PICTURE_TYPE_B) ||
@@ -5541,9 +5554,10 @@ static int vc1_decode_frame(AVCodecContext *avctx, void *data,
         if (avctx->hwaccel->end_frame(avctx) < 0)
             goto err;
     } else {
-        ff_er_frame_start(s);
+        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;
@@ -5597,7 +5611,7 @@ static int vc1_decode_frame(AVCodecContext *avctx, void *data,
                 s->end_mb_y = (i == n_slices     ) ? mb_height : FFMIN(mb_height, slices[i].mby_start % mb_height);
             else
                 s->end_mb_y = (i <= n_slices1 + 1) ? mb_height : FFMIN(mb_height, slices[i].mby_start % mb_height);
-            vc1_decode_blocks(v);
+            ff_vc1_decode_blocks(v);
             if (i != n_slices)
                 s->gb = slices[i].gb;
         }
@@ -5613,10 +5627,11 @@ static int vc1_decode_frame(AVCodecContext *avctx, void *data,
             s->linesize                      >>= 1;
             s->uvlinesize                    >>= 1;
         }
-//av_log(s->avctx, AV_LOG_INFO, "Consumed %i/%i bits\n", get_bits_count(&s->gb), s->gb.size_in_bits);
+        av_dlog(s->avctx, "Consumed %i/%i bits\n",
+                get_bits_count(&s->gb), s->gb.size_in_bits);
 //  if (get_bits_count(&s->gb) > buf_size * 8)
 //      return -1;
-        ff_er_frame_end(s);
+        ff_er_frame_end(&s->er);
     }
 
     ff_MPV_frame_end(s);
@@ -5631,17 +5646,21 @@ image:
         if (vc1_decode_sprites(v, &s->gb))
             goto err;
 #endif
-        *pict      = v->sprite_output_frame;
-        *data_size = sizeof(AVFrame);
+        if ((ret = av_frame_ref(pict, &v->sprite_output_frame)) < 0)
+            goto err;
+        *got_frame = 1;
     } else {
         if (s->pict_type == AV_PICTURE_TYPE_B || s->low_delay) {
-            *pict = s->current_picture_ptr->f;
+            if ((ret = av_frame_ref(pict, &s->current_picture_ptr->f)) < 0)
+                goto err;
+            ff_print_debug_info(s, s->current_picture_ptr);
         } else if (s->last_picture_ptr != NULL) {
-            *pict = s->last_picture_ptr->f;
+            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) {
-            *data_size = sizeof(AVFrame);
-            ff_print_debug_info(s, pict);
+            *got_frame = 1;
         }
     }
 
@@ -5669,17 +5688,32 @@ static const AVProfile profiles[] = {
     { FF_PROFILE_UNKNOWN },
 };
 
+static const enum AVPixelFormat vc1_hwaccel_pixfmt_list_420[] = {
+#if CONFIG_DXVA2
+    AV_PIX_FMT_DXVA2_VLD,
+#endif
+#if CONFIG_VAAPI
+    AV_PIX_FMT_VAAPI_VLD,
+#endif
+#if CONFIG_VDPAU
+    AV_PIX_FMT_VDPAU,
+#endif
+    AV_PIX_FMT_YUV420P,
+    AV_PIX_FMT_NONE
+};
+
 AVCodec ff_vc1_decoder = {
     .name           = "vc1",
     .type           = AVMEDIA_TYPE_VIDEO,
     .id             = AV_CODEC_ID_VC1,
     .priv_data_size = sizeof(VC1Context),
     .init           = vc1_decode_init,
-    .close          = vc1_decode_end,
+    .close          = ff_vc1_decode_end,
     .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       = ff_hwaccel_pixfmt_list_420,
+    .pix_fmts       = vc1_hwaccel_pixfmt_list_420,
     .profiles       = NULL_IF_CONFIG_SMALL(profiles)
 };
 
@@ -5690,11 +5724,12 @@ AVCodec ff_wmv3_decoder = {
     .id             = AV_CODEC_ID_WMV3,
     .priv_data_size = sizeof(VC1Context),
     .init           = vc1_decode_init,
-    .close          = vc1_decode_end,
+    .close          = ff_vc1_decode_end,
     .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       = ff_hwaccel_pixfmt_list_420,
+    .pix_fmts       = vc1_hwaccel_pixfmt_list_420,
     .profiles       = NULL_IF_CONFIG_SMALL(profiles)
 };
 #endif
@@ -5706,11 +5741,11 @@ AVCodec ff_wmv3_vdpau_decoder = {
     .id             = AV_CODEC_ID_WMV3,
     .priv_data_size = sizeof(VC1Context),
     .init           = vc1_decode_init,
-    .close          = vc1_decode_end,
+    .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 PixelFormat[]){ PIX_FMT_VDPAU_WMV3, PIX_FMT_NONE },
+    .pix_fmts       = (const enum AVPixelFormat[]){ AV_PIX_FMT_VDPAU_WMV3, AV_PIX_FMT_NONE },
     .profiles       = NULL_IF_CONFIG_SMALL(profiles)
 };
 #endif
@@ -5722,11 +5757,11 @@ AVCodec ff_vc1_vdpau_decoder = {
     .id             = AV_CODEC_ID_VC1,
     .priv_data_size = sizeof(VC1Context),
     .init           = vc1_decode_init,
-    .close          = vc1_decode_end,
+    .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 PixelFormat[]){ PIX_FMT_VDPAU_VC1, PIX_FMT_NONE },
+    .pix_fmts       = (const enum AVPixelFormat[]){ AV_PIX_FMT_VDPAU_VC1, AV_PIX_FMT_NONE },
     .profiles       = NULL_IF_CONFIG_SMALL(profiles)
 };
 #endif
@@ -5738,7 +5773,7 @@ AVCodec ff_wmv3image_decoder = {
     .id             = AV_CODEC_ID_WMV3IMAGE,
     .priv_data_size = sizeof(VC1Context),
     .init           = vc1_decode_init,
-    .close          = vc1_decode_end,
+    .close          = ff_vc1_decode_end,
     .decode         = vc1_decode_frame,
     .capabilities   = CODEC_CAP_DR1,
     .flush          = vc1_sprite_flush,
@@ -5754,7 +5789,7 @@ AVCodec ff_vc1image_decoder = {
     .id             = AV_CODEC_ID_VC1IMAGE,
     .priv_data_size = sizeof(VC1Context),
     .init           = vc1_decode_init,
-    .close          = vc1_decode_end,
+    .close          = ff_vc1_decode_end,
     .decode         = vc1_decode_frame,
     .capabilities   = CODEC_CAP_DR1,
     .flush          = vc1_sprite_flush,