/*
* Copyright (c) 2002 The FFmpeg Project.
*
- * This library is free software; you can redistribute it and/or
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
+ * version 2.1 of the License, or (at your option) any later version.
*
- * This library is distributed in the hope that it will be useful,
+ * FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
+/**
+ * @file wmv2.c
+ * wmv2 codec.
+ */
+
#include "simple_idct.h"
-
+
#define SKIP_TYPE_NONE 0
#define SKIP_TYPE_MPEG 1
#define SKIP_TYPE_ROW 2
int per_mb_rl_bit;
int skip_type;
int hshift;
-
+
ScanTable abt_scantable[2];
- DCTELEM abt_block2[6][64] __align8;
+ DECLARE_ALIGNED_8(DCTELEM, abt_block2[6][64]);
}Wmv2Context;
static void wmv2_common_init(Wmv2Context * w){
MpegEncContext * const s= &w->s;
-
- ff_init_scantable(s, &w->abt_scantable[0], wmv2_scantableA);
- ff_init_scantable(s, &w->abt_scantable[1], wmv2_scantableB);
+
+ ff_init_scantable(s->dsp.idct_permutation, &w->abt_scantable[0], wmv2_scantableA);
+ ff_init_scantable(s->dsp.idct_permutation, &w->abt_scantable[1], wmv2_scantableB);
}
+#ifdef CONFIG_WMV2_ENCODER
+
static int encode_ext_header(Wmv2Context *w){
MpegEncContext * const s= &w->s;
PutBitContext pb;
int code;
-
- init_put_bits(&pb, s->avctx->extradata, s->avctx->extradata_size, NULL, NULL);
- put_bits(&pb, 5, s->frame_rate / FRAME_RATE_BASE); //yes 29.97 -> 29
+ init_put_bits(&pb, s->avctx->extradata, s->avctx->extradata_size);
+
+ put_bits(&pb, 5, s->avctx->time_base.den / s->avctx->time_base.num); //yes 29.97 -> 29
put_bits(&pb, 11, FFMIN(s->bit_rate/1024, 2047));
-
+
put_bits(&pb, 1, w->mspel_bit=1);
put_bits(&pb, 1, w->flag3=1);
put_bits(&pb, 1, w->abt_flag=1);
put_bits(&pb, 1, w->top_left_mv_flag=0);
put_bits(&pb, 1, w->per_mb_rl_bit=1);
put_bits(&pb, 3, code=1);
-
+
flush_put_bits(&pb);
s->slice_height = s->mb_height / code;
-
+
return 0;
}
static int wmv2_encode_init(AVCodecContext *avctx){
Wmv2Context * const w= avctx->priv_data;
-
+
if(MPV_encode_init(avctx) < 0)
return -1;
-
+
wmv2_common_init(w);
avctx->extradata_size= 4;
avctx->extradata= av_mallocz(avctx->extradata_size + 10);
encode_ext_header(w);
-
+
return 0;
}
+#if 0 /* unused, remove? */
static int wmv2_encode_end(AVCodecContext *avctx){
- Wmv2Context * const w= avctx->priv_data;
-
+
if(MPV_encode_end(avctx) < 0)
return -1;
-
+
avctx->extradata_size= 0;
av_freep(&avctx->extradata);
-
+
return 0;
}
+#endif
int ff_wmv2_encode_picture_header(MpegEncContext * s, int picture_number)
{
w->abt_type=0;
w->j_type=0;
+ assert(s->flipflop_rounding);
+
if (s->pict_type == I_TYPE) {
+ assert(s->no_rounding==1);
if(w->j_type_bit) put_bits(&s->pb, 1, w->j_type);
-
+
if(w->per_mb_rl_bit) put_bits(&s->pb, 1, s->per_mb_rl_table);
-
+
if(!s->per_mb_rl_table){
- code012(&s->pb, s->rl_chroma_table_index);
- code012(&s->pb, s->rl_table_index);
+ ff_code012(&s->pb, s->rl_chroma_table_index);
+ ff_code012(&s->pb, s->rl_table_index);
}
put_bits(&s->pb, 1, s->dc_table_index);
s->inter_intra_pred= 0;
- s->no_rounding = 1;
}else{
int cbp_index;
put_bits(&s->pb, 2, SKIP_TYPE_NONE);
-
- code012(&s->pb, cbp_index=0);
+
+ ff_code012(&s->pb, cbp_index=0);
if(s->qscale <= 10){
int map[3]= {0,2,1};
w->cbp_table_index= map[cbp_index];
}
if(w->mspel_bit) put_bits(&s->pb, 1, s->mspel);
-
+
if(w->abt_flag){
put_bits(&s->pb, 1, w->per_mb_abt^1);
if(!w->per_mb_abt){
- code012(&s->pb, w->abt_type);
+ ff_code012(&s->pb, w->abt_type);
}
}
if(w->per_mb_rl_bit) put_bits(&s->pb, 1, s->per_mb_rl_table);
-
+
if(!s->per_mb_rl_table){
- code012(&s->pb, s->rl_table_index);
+ ff_code012(&s->pb, s->rl_table_index);
s->rl_chroma_table_index = s->rl_table_index;
}
put_bits(&s->pb, 1, s->dc_table_index);
put_bits(&s->pb, 1, s->mv_table_index);
-
- s->inter_intra_pred= (s->width*s->height < 320*240 && s->bit_rate<=II_BITRATE);
- s->no_rounding ^= 1;
+
+ s->inter_intra_pred= 0;//(s->width*s->height < 320*240 && s->bit_rate<=II_BITRATE);
}
s->esc3_level_length= 0;
s->esc3_run_length= 0;
return 0;
}
-// nearly idential to wmv1 but thats just because we dont use the useless M$ crap features
-// its duplicated here in case someone wants to add support for these carp features
-void ff_wmv2_encode_mb(MpegEncContext * s,
+/* Nearly identical to wmv1 but that is just because we do not use the
+ * useless M$ crap features. It is duplicated here in case someone wants
+ * to add support for these crap features. */
+void ff_wmv2_encode_mb(MpegEncContext * s,
DCTELEM block[6][64],
int motion_x, int motion_y)
{
Wmv2Context * const w= (Wmv2Context*)s;
int cbp, coded_cbp, i;
int pred_x, pred_y;
- UINT8 *coded_block;
+ uint8_t *coded_block;
handle_slices(s);
-
+
if (!s->mb_intra) {
- /* compute cbp */
- set_stat(ST_INTER_MB);
- cbp = 0;
- for (i = 0; i < 6; i++) {
- if (s->block_last_index[i] >= 0)
- cbp |= 1 << (5 - i);
- }
-
- put_bits(&s->pb,
- wmv2_inter_table[w->cbp_table_index][cbp + 64][1],
+ /* compute cbp */
+ cbp = 0;
+ for (i = 0; i < 6; i++) {
+ if (s->block_last_index[i] >= 0)
+ cbp |= 1 << (5 - i);
+ }
+
+ put_bits(&s->pb,
+ wmv2_inter_table[w->cbp_table_index][cbp + 64][1],
wmv2_inter_table[w->cbp_table_index][cbp + 64][0]);
/* motion vector */
- h263_pred_motion(s, 0, &pred_x, &pred_y);
- msmpeg4_encode_motion(s, motion_x - pred_x,
+ h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
+ msmpeg4_encode_motion(s, motion_x - pred_x,
motion_y - pred_y);
} else {
- /* compute cbp */
- cbp = 0;
+ /* compute cbp */
+ cbp = 0;
coded_cbp = 0;
- for (i = 0; i < 6; i++) {
+ for (i = 0; i < 6; i++) {
int val, pred;
val = (s->block_last_index[i] >= 1);
cbp |= val << (5 - i);
val = val ^ pred;
}
coded_cbp |= val << (5 - i);
- }
+ }
#if 0
if (coded_cbp)
printf("cbp=%x %x\n", cbp, coded_cbp);
#endif
if (s->pict_type == I_TYPE) {
- set_stat(ST_INTRA_MB);
- put_bits(&s->pb,
- table_mb_intra[coded_cbp][1], table_mb_intra[coded_cbp][0]);
+ put_bits(&s->pb,
+ ff_msmp4_mb_i_table[coded_cbp][1], ff_msmp4_mb_i_table[coded_cbp][0]);
} else {
- put_bits(&s->pb,
- wmv2_inter_table[w->cbp_table_index][cbp][1],
+ put_bits(&s->pb,
+ wmv2_inter_table[w->cbp_table_index][cbp][1],
wmv2_inter_table[w->cbp_table_index][cbp][0]);
}
- set_stat(ST_INTRA_MB);
- put_bits(&s->pb, 1, 0); /* no AC prediction yet */
+ put_bits(&s->pb, 1, 0); /* no AC prediction yet */
if(s->inter_intra_pred){
s->h263_aic_dir=0;
put_bits(&s->pb, table_inter_intra[s->h263_aic_dir][1], table_inter_intra[s->h263_aic_dir][0]);
}
for (i = 0; i < 6; i++) {
- msmpeg4_encode_block(s, block[i], i);
+ ff_msmpeg4_encode_block(s, block[i], i);
}
}
+#endif //CONFIG_WMV2_ENCODER
static void parse_mb_skip(Wmv2Context * w){
int mb_x, mb_y;
MpegEncContext * const s= &w->s;
+ uint32_t * const mb_type= s->current_picture_ptr->mb_type;
w->skip_type= get_bits(&s->gb, 2);
switch(w->skip_type){
case SKIP_TYPE_NONE:
for(mb_y=0; mb_y<s->mb_height; mb_y++){
for(mb_x=0; mb_x<s->mb_width; mb_x++){
- s->mb_type[mb_y*s->mb_width + mb_x]= 0;
+ mb_type[mb_y*s->mb_stride + mb_x]= MB_TYPE_16x16 | MB_TYPE_L0;
}
}
break;
case SKIP_TYPE_MPEG:
for(mb_y=0; mb_y<s->mb_height; mb_y++){
for(mb_x=0; mb_x<s->mb_width; mb_x++){
- s->mb_type[mb_y*s->mb_width + mb_x]= get_bits1(&s->gb) ? MB_TYPE_SKIPED : 0;
+ mb_type[mb_y*s->mb_stride + mb_x]= (get_bits1(&s->gb) ? MB_TYPE_SKIP : 0) | MB_TYPE_16x16 | MB_TYPE_L0;
}
}
break;
for(mb_y=0; mb_y<s->mb_height; mb_y++){
if(get_bits1(&s->gb)){
for(mb_x=0; mb_x<s->mb_width; mb_x++){
- s->mb_type[mb_y*s->mb_width + mb_x]= MB_TYPE_SKIPED;
+ mb_type[mb_y*s->mb_stride + mb_x]= MB_TYPE_SKIP | MB_TYPE_16x16 | MB_TYPE_L0;
}
}else{
for(mb_x=0; mb_x<s->mb_width; mb_x++){
- s->mb_type[mb_y*s->mb_width + mb_x]= get_bits1(&s->gb) ? MB_TYPE_SKIPED : 0;
+ mb_type[mb_y*s->mb_stride + mb_x]= (get_bits1(&s->gb) ? MB_TYPE_SKIP : 0) | MB_TYPE_16x16 | MB_TYPE_L0;
}
}
}
for(mb_x=0; mb_x<s->mb_width; mb_x++){
if(get_bits1(&s->gb)){
for(mb_y=0; mb_y<s->mb_height; mb_y++){
- s->mb_type[mb_y*s->mb_width + mb_x]= MB_TYPE_SKIPED;
+ mb_type[mb_y*s->mb_stride + mb_x]= MB_TYPE_SKIP | MB_TYPE_16x16 | MB_TYPE_L0;
}
}else{
for(mb_y=0; mb_y<s->mb_height; mb_y++){
- s->mb_type[mb_y*s->mb_width + mb_x]= get_bits1(&s->gb) ? MB_TYPE_SKIPED : 0;
+ mb_type[mb_y*s->mb_stride + mb_x]= (get_bits1(&s->gb) ? MB_TYPE_SKIP : 0) | MB_TYPE_16x16 | MB_TYPE_L0;
}
}
}
int code;
if(s->avctx->extradata_size<4) return -1;
-
+
init_get_bits(&gb, s->avctx->extradata, s->avctx->extradata_size*8);
fps = get_bits(&gb, 5);
w->top_left_mv_flag= get_bits1(&gb);
w->per_mb_rl_bit = get_bits1(&gb);
code = get_bits(&gb, 3);
-
+
if(code==0) return -1;
-
+
s->slice_height = s->mb_height / code;
if(s->avctx->debug&FF_DEBUG_PICT_INFO){
- printf("fps:%d, br:%d, qpbit:%d, abt_flag:%d, j_type_bit:%d, tl_mv_flag:%d, mbrl_bit:%d, code:%d, flag3:%d, slices:%d\n",
- fps, s->bit_rate, w->mspel_bit, w->abt_flag, w->j_type_bit, w->top_left_mv_flag, w->per_mb_rl_bit, code, w->flag3,
+ av_log(s->avctx, AV_LOG_DEBUG, "fps:%d, br:%d, qpbit:%d, abt_flag:%d, j_type_bit:%d, tl_mv_flag:%d, mbrl_bit:%d, code:%d, flag3:%d, slices:%d\n",
+ fps, s->bit_rate, w->mspel_bit, w->abt_flag, w->j_type_bit, w->top_left_mv_flag, w->per_mb_rl_bit, code, w->flag3,
code);
}
return 0;
int ff_wmv2_decode_picture_header(MpegEncContext * s)
{
Wmv2Context * const w= (Wmv2Context*)s;
- int code, i;
+ int code;
#if 0
{
s->pict_type = get_bits(&s->gb, 1) + 1;
if(s->pict_type == I_TYPE){
code = get_bits(&s->gb, 7);
- printf("I7:%X/\n", code);
+ av_log(s->avctx, AV_LOG_DEBUG, "I7:%X/\n", code);
}
- s->qscale = get_bits(&s->gb, 5);
+ s->chroma_qscale= s->qscale = get_bits(&s->gb, 5);
+ if(s->qscale < 0)
+ return -1;
+
+ return 0;
+}
+
+int ff_wmv2_decode_secondary_picture_header(MpegEncContext * s)
+{
+ Wmv2Context * const w= (Wmv2Context*)s;
if (s->pict_type == I_TYPE) {
if(w->j_type_bit) w->j_type= get_bits1(&s->gb);
else w->j_type= 0; //FIXME check
-
+
if(!w->j_type){
if(w->per_mb_rl_bit) s->per_mb_rl_table= get_bits1(&s->gb);
else s->per_mb_rl_table= 0;
-
+
if(!s->per_mb_rl_table){
s->rl_chroma_table_index = decode012(&s->gb);
s->rl_table_index = decode012(&s->gb);
s->inter_intra_pred= 0;
s->no_rounding = 1;
if(s->avctx->debug&FF_DEBUG_PICT_INFO){
- printf("qscale:%d rlc:%d rl:%d dc:%d mbrl:%d j_type:%d \n",
- s->qscale,
- s->rl_chroma_table_index,
- s->rl_table_index,
- s->dc_table_index,
+ av_log(s->avctx, AV_LOG_DEBUG, "qscale:%d rlc:%d rl:%d dc:%d mbrl:%d j_type:%d \n",
+ s->qscale,
+ s->rl_chroma_table_index,
+ s->rl_table_index,
+ s->dc_table_index,
s->per_mb_rl_table,
w->j_type);
}
if(w->mspel_bit) s->mspel= get_bits1(&s->gb);
else s->mspel= 0; //FIXME check
-
+
if(w->abt_flag){
w->per_mb_abt= get_bits1(&s->gb)^1;
if(!w->per_mb_abt){
if(w->per_mb_rl_bit) s->per_mb_rl_table= get_bits1(&s->gb);
else s->per_mb_rl_table= 0;
-
+
if(!s->per_mb_rl_table){
s->rl_table_index = decode012(&s->gb);
s->rl_chroma_table_index = s->rl_table_index;
s->dc_table_index = get_bits1(&s->gb);
s->mv_table_index = get_bits1(&s->gb);
-
- s->inter_intra_pred= (s->width*s->height < 320*240 && s->bit_rate<=II_BITRATE);
+
+ s->inter_intra_pred= 0;//(s->width*s->height < 320*240 && s->bit_rate<=II_BITRATE);
s->no_rounding ^= 1;
-
+
if(s->avctx->debug&FF_DEBUG_PICT_INFO){
- printf("rl:%d rlc:%d dc:%d mv:%d mbrl:%d qp:%d mspel:%d per_mb_abt:%d abt_type:%d cbp:%d ii:%d\n",
- s->rl_table_index,
- s->rl_chroma_table_index,
- s->dc_table_index,
- s->mv_table_index,
+ av_log(s->avctx, AV_LOG_DEBUG, "rl:%d rlc:%d dc:%d mv:%d mbrl:%d qp:%d mspel:%d per_mb_abt:%d abt_type:%d cbp:%d ii:%d\n",
+ s->rl_table_index,
+ s->rl_chroma_table_index,
+ s->dc_table_index,
+ s->mv_table_index,
s->per_mb_rl_table,
s->qscale,
s->mspel,
}
s->esc3_level_length= 0;
s->esc3_run_length= 0;
-
- if(s->avctx->debug&FF_DEBUG_SKIP){
- for(i=0; i<s->mb_num; i++){
- if(i%s->mb_width==0) printf("\n");
- printf("%d", s->mb_type[i]);
- }
- }
+
s->picture_number++; //FIXME ?
// return wmv2_decode_j_picture(w); //FIXME
if(w->j_type){
- printf("J-type picture isnt supported\n");
+ av_log(s->avctx, AV_LOG_ERROR, "J-type picture is not supported\n");
return -1;
}
return 0;
}
-void ff_wmv2_decode_init(MpegEncContext *s){
-}
-
static inline int wmv2_decode_motion(Wmv2Context *w, int *mx_ptr, int *my_ptr){
MpegEncContext * const s= &w->s;
int ret;
-
+
ret= msmpeg4_decode_motion(s, mx_ptr, my_ptr);
-
+
if(ret<0) return -1;
-
+
if((((*mx_ptr)|(*my_ptr)) & 1) && s->mspel)
w->hshift= get_bits1(&s->gb);
- else
+ else
w->hshift= 0;
//printf("%d %d ", *mx_ptr, *my_ptr);
-
+
return 0;
}
static int16_t *wmv2_pred_motion(Wmv2Context *w, int *px, int *py){
MpegEncContext * const s= &w->s;
int xy, wrap, diff, type;
- INT16 *A, *B, *C, *mot_val;
+ int16_t *A, *B, *C, *mot_val;
- wrap = s->block_wrap[0];
+ wrap = s->b8_stride;
xy = s->block_index[0];
- mot_val = s->motion_val[xy];
+ mot_val = s->current_picture.motion_val[0][xy];
+
+ A = s->current_picture.motion_val[0][xy - 1];
+ B = s->current_picture.motion_val[0][xy - wrap];
+ C = s->current_picture.motion_val[0][xy + 2 - wrap];
+
+ if(s->mb_x && !s->first_slice_line && !s->mspel && w->top_left_mv_flag)
+ diff= FFMAX(FFABS(A[0] - B[0]), FFABS(A[1] - B[1]));
+ else
+ diff=0;
- A = s->motion_val[xy - 1];
- B = s->motion_val[xy - wrap];
- C = s->motion_val[xy + 2 - wrap];
-
- diff= FFMAX(ABS(A[0] - B[0]), ABS(A[1] - B[1]));
-
- if(s->mb_x && !s->first_slice_line && !s->mspel && w->top_left_mv_flag && diff >= 8)
+ if(diff >= 8)
type= get_bits1(&s->gb);
else
type= 2;
-
+
if(type == 0){
*px= A[0];
*py= A[1];
static const int sub_cbp_table[3]= {2,3,1};
int sub_cbp;
- if(!cbp){
+ if(!cbp){
s->block_last_index[n] = -1;
return 0;
}
-
+
if(w->per_block_abt)
w->abt_type= decode012(&s->gb);
#if 0
if (msmpeg4_decode_block(s, block, n, 1, scantable) < 0)
return -1;
}
-
+
if(sub_cbp&2){
if (msmpeg4_decode_block(s, w->abt_block2[n], n, 1, scantable) < 0)
return -1;
static void wmv2_add_block(Wmv2Context *w, DCTELEM *block1, uint8_t *dst, int stride, int n){
MpegEncContext * const s= &w->s;
- uint8_t temp[2][64];
- int i;
-
+
+ if (s->block_last_index[n] >= 0) {
switch(w->abt_type_table[n]){
case 0:
- if (s->block_last_index[n] >= 0) {
- s->idct_add (dst, stride, block1);
- }
+ s->dsp.idct_add (dst, stride, block1);
break;
case 1:
simple_idct84_add(dst , stride, block1);
memset(w->abt_block2[n], 0, 64*sizeof(DCTELEM));
break;
default:
- fprintf(stderr, "internal error in WMV2 abt\n");
+ av_log(s->avctx, AV_LOG_ERROR, "internal error in WMV2 abt\n");
}
+ }
}
void ff_wmv2_add_mb(MpegEncContext *s, DCTELEM block1[6][64], uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr){
wmv2_add_block(w, block1[1], dest_y + 8 , s->linesize, 1);
wmv2_add_block(w, block1[2], dest_y + 8*s->linesize, s->linesize, 2);
wmv2_add_block(w, block1[3], dest_y + 8 + 8*s->linesize, s->linesize, 3);
-
+
if(s->flags&CODEC_FLAG_GRAY) return;
-
+
wmv2_add_block(w, block1[4], dest_cb , s->uvlinesize, 4);
wmv2_add_block(w, block1[5], dest_cr , s->uvlinesize, 5);
}
void ff_mspel_motion(MpegEncContext *s,
- UINT8 *dest_y, UINT8 *dest_cb, UINT8 *dest_cr,
- UINT8 **ref_picture, op_pixels_func (*pix_op)[4],
+ uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr,
+ uint8_t **ref_picture, op_pixels_func (*pix_op)[4],
int motion_x, int motion_y, int h)
{
Wmv2Context * const w= (Wmv2Context*)s;
- UINT8 *ptr;
+ uint8_t *ptr;
int dxy, offset, mx, my, src_x, src_y, v_edge_pos, linesize, uvlinesize;
int emu=0;
-
+
dxy = ((motion_y & 1) << 1) | (motion_x & 1);
dxy = 2*dxy + w->hshift;
src_x = s->mb_x * 16 + (motion_x >> 1);
src_y = s->mb_y * 16 + (motion_y >> 1);
-
+
/* WARNING: do no forget half pels */
v_edge_pos = s->v_edge_pos;
- src_x = clip(src_x, -16, s->width);
- src_y = clip(src_y, -16, s->height);
+ src_x = av_clip(src_x, -16, s->width);
+ src_y = av_clip(src_y, -16, s->height);
+
+ if(src_x<=-16 || src_x >= s->width)
+ dxy &= ~3;
+ if(src_y<=-16 || src_y >= s->height)
+ dxy &= ~4;
+
linesize = s->linesize;
uvlinesize = s->uvlinesize;
ptr = ref_picture[0] + (src_y * linesize) + src_x;
if(s->flags&CODEC_FLAG_EMU_EDGE){
if(src_x<1 || src_y<1 || src_x + 17 >= s->h_edge_pos
|| src_y + h+1 >= v_edge_pos){
- ff_emulated_edge_mc(s, ptr - 1 - s->linesize, s->linesize, 19, 19,
+ ff_emulated_edge_mc(s->edge_emu_buffer, ptr - 1 - s->linesize, s->linesize, 19, 19,
src_x-1, src_y-1, s->h_edge_pos, s->v_edge_pos);
ptr= s->edge_emu_buffer + 1 + s->linesize;
emu=1;
mx >>= 1;
my >>= 1;
}
-
+
src_x = s->mb_x * 8 + mx;
src_y = s->mb_y * 8 + my;
- src_x = clip(src_x, -8, s->width >> 1);
+ src_x = av_clip(src_x, -8, s->width >> 1);
if (src_x == (s->width >> 1))
dxy &= ~1;
- src_y = clip(src_y, -8, s->height >> 1);
+ src_y = av_clip(src_y, -8, s->height >> 1);
if (src_y == (s->height >> 1))
dxy &= ~2;
offset = (src_y * uvlinesize) + src_x;
ptr = ref_picture[1] + offset;
if(emu){
- ff_emulated_edge_mc(s, ptr, s->uvlinesize, 9, 9,
+ ff_emulated_edge_mc(s->edge_emu_buffer, ptr, s->uvlinesize, 9, 9,
src_x, src_y, s->h_edge_pos>>1, s->v_edge_pos>>1);
ptr= s->edge_emu_buffer;
}
ptr = ref_picture[2] + offset;
if(emu){
- ff_emulated_edge_mc(s, ptr, s->uvlinesize, 9, 9,
+ ff_emulated_edge_mc(s->edge_emu_buffer, ptr, s->uvlinesize, 9, 9,
src_x, src_y, s->h_edge_pos>>1, s->v_edge_pos>>1);
ptr= s->edge_emu_buffer;
}
{
Wmv2Context * const w= (Wmv2Context*)s;
int cbp, code, i;
- UINT8 *coded_val;
+ uint8_t *coded_val;
if(w->j_type) return 0;
-
- s->error_status_table[s->mb_x + s->mb_y*s->mb_width]= 0;
-
+
if (s->pict_type == P_TYPE) {
- if(s->mb_type[s->mb_y * s->mb_width + s->mb_x]&MB_TYPE_SKIPED){
+ if(IS_SKIP(s->current_picture.mb_type[s->mb_y * s->mb_stride + s->mb_x])){
/* skip mb */
s->mb_intra = 0;
for(i=0;i<6;i++)
s->mv_type = MV_TYPE_16X16;
s->mv[0][0][0] = 0;
s->mv[0][0][1] = 0;
- s->mb_skiped = 1;
+ s->mb_skipped = 1;
+ w->hshift=0;
return 0;
}
code = get_vlc2(&s->gb, mb_non_intra_vlc[w->cbp_table_index].table, MB_NON_INTRA_VLC_BITS, 3);
if (code < 0)
return -1;
- s->mb_intra = (~code & 0x40) >> 6;
-
+ s->mb_intra = (~code & 0x40) >> 6;
+
cbp = code & 0x3f;
} else {
s->mb_intra = 1;
- code = get_vlc2(&s->gb, mb_intra_vlc.table, MB_INTRA_VLC_BITS, 2);
+ code = get_vlc2(&s->gb, ff_msmp4_mb_i_vlc.table, MB_INTRA_VLC_BITS, 2);
if (code < 0){
- fprintf(stderr, "II-cbp illegal at %d %d\n", s->mb_x, s->mb_y);
+ av_log(s->avctx, AV_LOG_ERROR, "II-cbp illegal at %d %d\n", s->mb_x, s->mb_y);
return -1;
}
/* predict coded block pattern */
int mx, my;
//printf("P at %d %d\n", s->mb_x, s->mb_y);
wmv2_pred_motion(w, &mx, &my);
-
+
if(cbp){
+ s->dsp.clear_blocks(s->block[0]);
if(s->per_mb_rl_table){
s->rl_table_index = decode012(&s->gb);
s->rl_chroma_table_index = s->rl_table_index;
}else
w->per_block_abt=0;
}
-
+
if (wmv2_decode_motion(w, &mx, &my) < 0)
return -1;
for (i = 0; i < 6; i++) {
if (wmv2_decode_inter_block(w, block[i], i, (cbp >> (5 - i)) & 1) < 0)
- {
- fprintf(stderr,"\nerror while decoding inter block: %d x %d (%d)\n", s->mb_x, s->mb_y, i);
- return -1;
- }
- }
+ {
+ av_log(s->avctx, AV_LOG_ERROR, "\nerror while decoding inter block: %d x %d (%d)\n", s->mb_x, s->mb_y, i);
+ return -1;
+ }
+ }
} else {
//if(s->pict_type==P_TYPE)
// printf("%d%d ", s->inter_intra_pred, cbp);
s->rl_table_index = decode012(&s->gb);
s->rl_chroma_table_index = s->rl_table_index;
}
-
+
+ s->dsp.clear_blocks(s->block[0]);
for (i = 0; i < 6; i++) {
if (msmpeg4_decode_block(s, block[i], i, (cbp >> (5 - i)) & 1, NULL) < 0)
- {
- fprintf(stderr,"\nerror while decoding intra block: %d x %d (%d)\n", s->mb_x, s->mb_y, i);
- return -1;
- }
- }
+ {
+ av_log(s->avctx, AV_LOG_ERROR, "\nerror while decoding intra block: %d x %d (%d)\n", s->mb_x, s->mb_y, i);
+ return -1;
+ }
+ }
}
return 0;
static int wmv2_decode_init(AVCodecContext *avctx){
Wmv2Context * const w= avctx->priv_data;
-
+
if(ff_h263_decode_init(avctx) < 0)
return -1;
-
+
wmv2_common_init(w);
-
+
return 0;
}
+#ifdef CONFIG_WMV2_DECODER
AVCodec wmv2_decoder = {
"wmv2",
CODEC_TYPE_VIDEO,
ff_h263_decode_frame,
CODEC_CAP_DRAW_HORIZ_BAND | CODEC_CAP_DR1,
};
+#endif
+#ifdef CONFIG_WMV2_ENCODER
AVCodec wmv2_encoder = {
"wmv2",
CODEC_TYPE_VIDEO,
wmv2_encode_init,
MPV_encode_picture,
MPV_encode_end,
+ .pix_fmts= (enum PixelFormat[]){PIX_FMT_YUV420P, -1},
};
-
+#endif