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ffmpeg.wasm-core
Commit 5d18eaad authored by Loren Merritt's avatar Loren Merritt
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h264: MBAFF interlaced decoding 

Originally committed as revision 5419 to svn://svn.ffmpeg.org/ffmpeg/trunk
parent 67a82086
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Showing with 726 additions and 296 deletions
libavcodec/h264.c
View file @ 5d18eaad
......@@ -54,6 +54,22 @@
#define MAX_MMCO_COUNT 66
/* Compiling in interlaced support reduces the speed
* of progressive decoding by about 2%. */
#define ALLOW_INTERLACE
#ifdef ALLOW_INTERLACE
#define MB_MBAFF h->mb_mbaff
#define MB_FIELD h->mb_field_decoding_flag
#define FRAME_MBAFF h->mb_aff_frame
#else
#define MB_MBAFF 0
#define MB_FIELD 0
#define FRAME_MBAFF 0
#undef IS_INTERLACED
#define IS_INTERLACED(mb_type) 0
#endif
/**
* Sequence parameter set
*/
......@@ -173,7 +189,8 @@ typedef struct H264Context{
int chroma_qp; //QPc
int prev_mb_skipped; //FIXME remove (IMHO not used)
int prev_mb_skipped;
int next_mb_skipped;
//prediction stuff
int chroma_pred_mode;
......@@ -231,6 +248,12 @@ typedef struct H264Context{
int b_stride; //FIXME use s->b4_stride
int b8_stride;
int mb_linesize; ///< may be equal to s->linesize or s->linesize*2, for mbaff
int mb_uvlinesize;
int emu_edge_width;
int emu_edge_height;
int halfpel_flag;
int thirdpel_flag;
......@@ -254,13 +277,14 @@ typedef struct H264Context{
int slice_num;
uint8_t *slice_table_base;
uint8_t *slice_table; ///< slice_table_base + mb_stride + 1
uint8_t *slice_table; ///< slice_table_base + 2*mb_stride + 1
int slice_type;
int slice_type_fixed;
//interlacing specific flags
int mb_aff_frame;
int mb_field_decoding_flag;
int mb_mbaff; ///< mb_aff_frame && mb_field_decoding_flag
int sub_mb_type[4];
......@@ -291,11 +315,11 @@ typedef struct H264Context{
int use_weight_chroma;
int luma_log2_weight_denom;
int chroma_log2_weight_denom;
int luma_weight[2][16];
int luma_offset[2][16];
int chroma_weight[2][16][2];
int chroma_offset[2][16][2];
int implicit_weight[16][16];
int luma_weight[2][48];
int luma_offset[2][48];
int chroma_weight[2][48][2];
int chroma_offset[2][48][2];
int implicit_weight[48][48];
//deblock
int deblocking_filter; ///< disable_deblocking_filter_idc with 1<->0
......@@ -306,17 +330,18 @@ typedef struct H264Context{
int direct_spatial_mv_pred;
int dist_scale_factor[16];
int dist_scale_factor_field[32];
int map_col_to_list0[2][16];
int map_col_to_list0_field[2][32];
/**
* num_ref_idx_l0/1_active_minus1 + 1
*/
int ref_count[2];// FIXME split for AFF
int ref_count[2]; ///< counts frames or fields, depending on current mb mode
Picture *short_ref[32];
Picture *long_ref[32];
Picture default_ref_list[2][32];
Picture ref_list[2][32]; //FIXME size?
Picture field_ref_list[2][32]; //FIXME size?
Picture ref_list[2][48]; ///< 0..15: frame refs, 16..47: mbaff field refs
Picture *delayed_pic[16]; //FIXME size?
Picture *delayed_output_pic;
......@@ -357,13 +382,17 @@ typedef struct H264Context{
uint8_t direct_cache[5*8];
uint8_t zigzag_scan[16];
uint8_t field_scan[16];
uint8_t zigzag_scan8x8[64];
uint8_t zigzag_scan8x8_cavlc[64];
uint8_t field_scan[16];
uint8_t field_scan8x8[64];
uint8_t field_scan8x8_cavlc[64];
const uint8_t *zigzag_scan_q0;
const uint8_t *field_scan_q0;
const uint8_t *zigzag_scan8x8_q0;
const uint8_t *zigzag_scan8x8_cavlc_q0;
const uint8_t *field_scan_q0;
const uint8_t *field_scan8x8_q0;
const uint8_t *field_scan8x8_cavlc_q0;
int x264_build;
}H264Context;
......@@ -488,7 +517,7 @@ static void fill_caches(H264Context *h, int mb_type, int for_deblock){
//FIXME deblocking can skip fill_caches much of the time with multiple slices too.
// the actual condition is whether we're on the edge of a slice,
// and even then the intra and nnz parts are unnecessary.
if(for_deblock && h->slice_num == 1)
if(for_deblock && h->slice_num == 1 && !FRAME_MBAFF)
return;
//wow what a mess, why didn't they simplify the interlacing&intra stuff, i can't imagine that these complex rules are worth it
......@@ -505,7 +534,7 @@ static void fill_caches(H264Context *h, int mb_type, int for_deblock){
left_block[5]= 10;
left_block[6]= 8;
left_block[7]= 11;
if(h->mb_aff_frame){
if(FRAME_MBAFF){
const int pair_xy = s->mb_x + (s->mb_y & ~1)*s->mb_stride;
const int top_pair_xy = pair_xy - s->mb_stride;
const int topleft_pair_xy = top_pair_xy - 1;
......@@ -580,6 +609,34 @@ static void fill_caches(H264Context *h, int mb_type, int for_deblock){
topright_type= h->slice_table[topright_xy] < 255 ? s->current_picture.mb_type[topright_xy]: 0;
left_type[0] = h->slice_table[left_xy[0] ] < 255 ? s->current_picture.mb_type[left_xy[0]] : 0;
left_type[1] = h->slice_table[left_xy[1] ] < 255 ? s->current_picture.mb_type[left_xy[1]] : 0;
if(FRAME_MBAFF && !IS_INTRA(mb_type)){
int list;
int v = *(uint16_t*)&h->non_zero_count[mb_xy][14];
for(i=0; i<16; i++)
h->non_zero_count_cache[scan8[i]] = (v>>i)&1;
for(list=0; list<1+(h->slice_type==B_TYPE); list++){
if(USES_LIST(mb_type,list)){
uint32_t *src = (uint32_t*)s->current_picture.motion_val[list][h->mb2b_xy[mb_xy]];
uint32_t *dst = (uint32_t*)h->mv_cache[list][scan8[0]];
uint8_t *ref = &s->current_picture.ref_index[list][h->mb2b8_xy[mb_xy]];
for(i=0; i<4; i++, dst+=8, src+=h->b_stride){
dst[0] = src[0];
dst[1] = src[1];
dst[2] = src[2];
dst[3] = src[3];
}
*(uint32_t*)&h->ref_cache[list][scan8[ 0]] =
*(uint32_t*)&h->ref_cache[list][scan8[ 2]] = pack16to32(ref[0],ref[1])*0x0101;
ref += h->b8_stride;
*(uint32_t*)&h->ref_cache[list][scan8[ 8]] =
*(uint32_t*)&h->ref_cache[list][scan8[10]] = pack16to32(ref[0],ref[1])*0x0101;
}else{
fill_rectangle(&h-> mv_cache[list][scan8[ 0]], 4, 4, 8, 0, 4);
fill_rectangle(&h->ref_cache[list][scan8[ 0]], 4, 4, 8, (uint8_t)LIST_NOT_USED, 1);
}
}
}
}else{
topleft_type = h->slice_table[topleft_xy ] == h->slice_num ? s->current_picture.mb_type[topleft_xy] : 0;
top_type = h->slice_table[top_xy ] == h->slice_num ? s->current_picture.mb_type[top_xy] : 0;
......@@ -763,8 +820,8 @@ static void fill_caches(H264Context *h, int mb_type, int for_deblock){
const int b8_xy= h->mb2b8_xy[left_xy[0]] + 1;
*(uint32_t*)h->mv_cache[list][scan8[0] - 1 + 0*8]= *(uint32_t*)s->current_picture.motion_val[list][b_xy + h->b_stride*left_block[0]];
*(uint32_t*)h->mv_cache[list][scan8[0] - 1 + 1*8]= *(uint32_t*)s->current_picture.motion_val[list][b_xy + h->b_stride*left_block[1]];
h->ref_cache[list][scan8[0] - 1 + 0*8]=
h->ref_cache[list][scan8[0] - 1 + 1*8]= s->current_picture.ref_index[list][b8_xy + h->b8_stride*(left_block[0]>>1)];
h->ref_cache[list][scan8[0] - 1 + 0*8]= s->current_picture.ref_index[list][b8_xy + h->b8_stride*(left_block[0]>>1)];
h->ref_cache[list][scan8[0] - 1 + 1*8]= s->current_picture.ref_index[list][b8_xy + h->b8_stride*(left_block[1]>>1)];
}else{
*(uint32_t*)h->mv_cache [list][scan8[0] - 1 + 0*8]=
*(uint32_t*)h->mv_cache [list][scan8[0] - 1 + 1*8]= 0;
......@@ -777,8 +834,8 @@ static void fill_caches(H264Context *h, int mb_type, int for_deblock){
const int b8_xy= h->mb2b8_xy[left_xy[1]] + 1;
*(uint32_t*)h->mv_cache[list][scan8[0] - 1 + 2*8]= *(uint32_t*)s->current_picture.motion_val[list][b_xy + h->b_stride*left_block[2]];
*(uint32_t*)h->mv_cache[list][scan8[0] - 1 + 3*8]= *(uint32_t*)s->current_picture.motion_val[list][b_xy + h->b_stride*left_block[3]];
h->ref_cache[list][scan8[0] - 1 + 2*8]=
h->ref_cache[list][scan8[0] - 1 + 3*8]= s->current_picture.ref_index[list][b8_xy + h->b8_stride*(left_block[2]>>1)];
h->ref_cache[list][scan8[0] - 1 + 2*8]= s->current_picture.ref_index[list][b8_xy + h->b8_stride*(left_block[2]>>1)];
h->ref_cache[list][scan8[0] - 1 + 3*8]= s->current_picture.ref_index[list][b8_xy + h->b8_stride*(left_block[3]>>1)];
}else{
*(uint32_t*)h->mv_cache [list][scan8[0] - 1 + 2*8]=
*(uint32_t*)h->mv_cache [list][scan8[0] - 1 + 3*8]= 0;
......@@ -824,13 +881,6 @@ static void fill_caches(H264Context *h, int mb_type, int for_deblock){
if( h->pps.cabac ) {
/* XXX beurk, Load mvd */
if(USES_LIST(topleft_type, list)){
const int b_xy = h->mb2b_xy[topleft_xy] + 3 + 3*h->b_stride;
*(uint32_t*)h->mvd_cache[list][scan8[0] - 1 - 1*8]= *(uint32_t*)h->mvd_table[list][b_xy];
}else{
*(uint32_t*)h->mvd_cache[list][scan8[0] - 1 - 1*8]= 0;
}
if(USES_LIST(top_type, list)){
const int b_xy= h->mb2b_xy[top_xy] + 3*h->b_stride;
*(uint32_t*)h->mvd_cache[list][scan8[0] + 0 - 1*8]= *(uint32_t*)h->mvd_table[list][b_xy + 0];
......@@ -878,18 +928,52 @@ static void fill_caches(H264Context *h, int mb_type, int for_deblock){
*(uint32_t*)&h->direct_cache[scan8[0] - 1*8]= 0;
}
//FIXME interlacing
if(IS_DIRECT(left_type[0])){
h->direct_cache[scan8[0] - 1 + 0*8]=
if(IS_DIRECT(left_type[0]))
h->direct_cache[scan8[0] - 1 + 0*8]= 1;
else if(IS_8X8(left_type[0]))
h->direct_cache[scan8[0] - 1 + 0*8]= h->direct_table[h->mb2b8_xy[left_xy[0]] + 1 + h->b8_stride*(left_block[0]>>1)];
else
h->direct_cache[scan8[0] - 1 + 0*8]= 0;
if(IS_DIRECT(left_type[1]))
h->direct_cache[scan8[0] - 1 + 2*8]= 1;
}else if(IS_8X8(left_type[0])){
int b8_xy = h->mb2b8_xy[left_xy[0]] + 1;
h->direct_cache[scan8[0] - 1 + 0*8]= h->direct_table[b8_xy];
h->direct_cache[scan8[0] - 1 + 2*8]= h->direct_table[b8_xy + h->b8_stride];
}else{
h->direct_cache[scan8[0] - 1 + 0*8]=
else if(IS_8X8(left_type[1]))
h->direct_cache[scan8[0] - 1 + 2*8]= h->direct_table[h->mb2b8_xy[left_xy[1]] + 1 + h->b8_stride*(left_block[2]>>1)];
else
h->direct_cache[scan8[0] - 1 + 2*8]= 0;
}
}
if(FRAME_MBAFF){
#define MAP_MVS\
MAP_F2F(scan8[0] - 1 - 1*8, topleft_type)\
MAP_F2F(scan8[0] + 0 - 1*8, top_type)\
MAP_F2F(scan8[0] + 1 - 1*8, top_type)\
MAP_F2F(scan8[0] + 2 - 1*8, top_type)\
MAP_F2F(scan8[0] + 3 - 1*8, top_type)\
MAP_F2F(scan8[0] + 4 - 1*8, topright_type)\
MAP_F2F(scan8[0] - 1 + 0*8, left_type[0])\
MAP_F2F(scan8[0] - 1 + 1*8, left_type[0])\
MAP_F2F(scan8[0] - 1 + 2*8, left_type[1])\
MAP_F2F(scan8[0] - 1 + 3*8, left_type[1])
if(MB_FIELD){
#define MAP_F2F(idx, mb_type)\
if(!IS_INTERLACED(mb_type) && h->ref_cache[list][idx] >= 0){\
h->ref_cache[list][idx] <<= 1;\
h->mv_cache[list][idx][1] /= 2;\
h->mvd_cache[list][idx][1] /= 2;\
}
MAP_MVS
#undef MAP_F2F
}else{
#define MAP_F2F(idx, mb_type)\
if(IS_INTERLACED(mb_type) && h->ref_cache[list][idx] >= 0){\
h->ref_cache[list][idx] >>= 1;\
h->mv_cache[list][idx][1] <<= 1;\
h->mvd_cache[list][idx][1] <<= 1;\
}
MAP_MVS
#undef MAP_F2F
}
}
}
......@@ -1014,6 +1098,14 @@ static inline void write_back_non_zero_count(H264Context *h){
h->non_zero_count[mb_xy][12]=h->non_zero_count_cache[1+8*5];
h->non_zero_count[mb_xy][11]=h->non_zero_count_cache[2+8*5];
h->non_zero_count[mb_xy][10]=h->non_zero_count_cache[2+8*4];
if(FRAME_MBAFF){
// store all luma nnzs, for deblocking
int v = 0, i;
for(i=0; i<16; i++)
v += (!!h->non_zero_count_cache[scan8[i]]) << i;
*(uint16_t*)&h->non_zero_count[mb_xy][14] = v;
}
}
/**
......@@ -1036,6 +1128,49 @@ static inline int pred_non_zero_count(H264Context *h, int n){
static inline int fetch_diagonal_mv(H264Context *h, const int16_t **C, int i, int list, int part_width){
const int topright_ref= h->ref_cache[list][ i - 8 + part_width ];
/* there is no consistent mapping of mvs to neighboring locations that will
* make mbaff happy, so we can't move all this logic to fill_caches */
if(FRAME_MBAFF){
MpegEncContext *s = &h->s;
const int *mb_types = s->current_picture_ptr->mb_type;
const int16_t *mv;
*(uint32_t*)h->mv_cache[list][scan8[0]-2] = 0;
*C = h->mv_cache[list][scan8[0]-2];
if(!MB_FIELD
&& (s->mb_y&1) && i < scan8[0]+8 && topright_ref != PART_NOT_AVAILABLE){
int topright_xy = s->mb_x + (s->mb_y-1)*s->mb_stride + (i == scan8[0]+3);
if(IS_INTERLACED(mb_types[topright_xy])){
#define SET_DIAG_MV(MV_OP, REF_OP, X4, Y4)\
const int x4 = X4, y4 = Y4;\
const int mb_type = mb_types[(x4>>2)+(y4>>2)*s->mb_stride];\
if(!USES_LIST(mb_type,list) && !IS_8X8(mb_type))\
return LIST_NOT_USED;\
mv = s->current_picture_ptr->motion_val[list][x4 + y4*h->b_stride];\
h->mv_cache[list][scan8[0]-2][0] = mv[0];\
h->mv_cache[list][scan8[0]-2][1] = mv[1] MV_OP;\
return s->current_picture_ptr->ref_index[list][(x4>>1) + (y4>>1)*h->b8_stride] REF_OP;
SET_DIAG_MV(*2, >>1, s->mb_x*4+(i&7)-4+part_width, s->mb_y*4-1);
}
}
if(topright_ref == PART_NOT_AVAILABLE
&& ((s->mb_y&1) || i >= scan8[0]+8) && (i&7)==4
&& h->ref_cache[list][scan8[0]-1] != PART_NOT_AVAILABLE){
if(!MB_FIELD
&& IS_INTERLACED(mb_types[h->left_mb_xy[0]])){
SET_DIAG_MV(*2, >>1, s->mb_x*4-1, (s->mb_y|1)*4+(s->mb_y&1)*2+(i>>4)-1);
}
if(MB_FIELD
&& !IS_INTERLACED(mb_types[h->left_mb_xy[0]])
&& i >= scan8[0]+8){
// leftshift will turn LIST_NOT_USED into PART_NOT_AVAILABLE, but that's ok.
SET_DIAG_MV(>>1, <<1, s->mb_x*4-1, (s->mb_y&~1)*4 - 1 + ((i-scan8[0])>>3)*2);
}
}
#undef SET_DIAG_MV
}
if(topright_ref != PART_NOT_AVAILABLE){
*C= h->mv_cache[list][ i - 8 + part_width ];
return topright_ref;
......@@ -1209,6 +1344,12 @@ static inline void direct_dist_scale_factor(H264Context * const h){
h->dist_scale_factor[i] = clip((tb*tx + 32) >> 6, -1024, 1023);
}
}
if(FRAME_MBAFF){
for(i=0; i<h->ref_count[0]; i++){
h->dist_scale_factor_field[2*i] =
h->dist_scale_factor_field[2*i+1] = h->dist_scale_factor[i];
}
}
}
static inline void direct_ref_list_init(H264Context * const h){
MpegEncContext * const s = &h->s;
......@@ -1237,6 +1378,15 @@ static inline void direct_ref_list_init(H264Context * const h){
}
}
}
if(FRAME_MBAFF){
for(list=0; list<2; list++){
for(i=0; i<ref1->ref_count[list]; i++){
j = h->map_col_to_list0[list][i];
h->map_col_to_list0_field[list][2*i] = 2*j;
h->map_col_to_list0_field[list][2*i+1] = 2*j+1;
}
}
}
}
static inline void pred_direct_motion(H264Context * const h, int *mb_type){
......@@ -1253,12 +1403,13 @@ static inline void pred_direct_motion(H264Context * const h, int *mb_type){
int sub_mb_type;
int i8, i4;
#define MB_TYPE_16x16_OR_INTRA (MB_TYPE_16x16|MB_TYPE_INTRA4x4|MB_TYPE_INTRA16x16|MB_TYPE_INTRA_PCM)
if(IS_8X8(mb_type_col) && !h->sps.direct_8x8_inference_flag){
/* FIXME save sub mb types from previous frames (or derive from MVs)
* so we know exactly what block size to use */
sub_mb_type = MB_TYPE_8x8|MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_DIRECT2; /* B_SUB_4x4 */
*mb_type = MB_TYPE_8x8|MB_TYPE_L0L1;
}else if(!is_b8x8 && (IS_16X16(mb_type_col) || IS_INTRA(mb_type_col))){
}else if(!is_b8x8 && (mb_type_col & MB_TYPE_16x16_OR_INTRA)){
sub_mb_type = MB_TYPE_16x16|MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_DIRECT2; /* B_SUB_8x8 */
*mb_type = MB_TYPE_16x16|MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_DIRECT2; /* B_16x16 */
}else{
......@@ -1267,6 +1418,8 @@ static inline void pred_direct_motion(H264Context * const h, int *mb_type){
}
if(!is_b8x8)
*mb_type |= MB_TYPE_DIRECT2;
if(MB_FIELD)
*mb_type |= MB_TYPE_INTERLACED;
tprintf("mb_type = %08x, sub_mb_type = %08x, is_b8x8 = %d, mb_type_col = %08x\n", *mb_type, sub_mb_type, is_b8x8, mb_type_col);
......@@ -1275,6 +1428,8 @@ static inline void pred_direct_motion(H264Context * const h, int *mb_type){
int mv[2][2];
int list;
/* FIXME interlacing + spatial direct uses wrong colocated block positions */
/* ref = min(neighbors) */
for(list=0; list<2; list++){
int refa = h->ref_cache[list][scan8[0] - 1];
......@@ -1372,6 +1527,107 @@ static inline void pred_direct_motion(H264Context * const h, int *mb_type){
}
}
}else{ /* direct temporal mv pred */
const int *map_col_to_list0[2] = {h->map_col_to_list0[0], h->map_col_to_list0[1]};
const int *dist_scale_factor = h->dist_scale_factor;
if(FRAME_MBAFF){
if(IS_INTERLACED(*mb_type)){
map_col_to_list0[0] = h->map_col_to_list0_field[0];
map_col_to_list0[1] = h->map_col_to_list0_field[1];
dist_scale_factor = h->dist_scale_factor_field;
}
if(IS_INTERLACED(*mb_type) != IS_INTERLACED(mb_type_col)){
/* FIXME assumes direct_8x8_inference == 1 */
const int pair_xy = s->mb_x + (s->mb_y&~1)*s->mb_stride;
int mb_types_col[2];
int y_shift;
*mb_type = MB_TYPE_8x8|MB_TYPE_L0L1
| (is_b8x8 ? 0 : MB_TYPE_DIRECT2)
| (*mb_type & MB_TYPE_INTERLACED);
sub_mb_type = MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_DIRECT2|MB_TYPE_16x16;
if(IS_INTERLACED(*mb_type)){
/* frame to field scaling */
mb_types_col[0] = h->ref_list[1][0].mb_type[pair_xy];
mb_types_col[1] = h->ref_list[1][0].mb_type[pair_xy+s->mb_stride];
if(s->mb_y&1){
l1ref0 -= 2*h->b8_stride;
l1ref1 -= 2*h->b8_stride;
l1mv0 -= 4*h->b_stride;
l1mv1 -= 4*h->b_stride;
}
y_shift = 0;
if( (mb_types_col[0] & MB_TYPE_16x16_OR_INTRA)
&& (mb_types_col[1] & MB_TYPE_16x16_OR_INTRA)
&& !is_b8x8)
*mb_type |= MB_TYPE_16x8;
else
*mb_type |= MB_TYPE_8x8;
}else{
/* field to frame scaling */
/* col_mb_y = (mb_y&~1) + (topAbsDiffPOC < bottomAbsDiffPOC ? 0 : 1)
* but in MBAFF, top and bottom POC are equal */
int dy = (s->mb_y&1) ? 1 : 2;
mb_types_col[0] =
mb_types_col[1] = h->ref_list[1][0].mb_type[pair_xy+s->mb_stride];
l1ref0 += dy*h->b8_stride;
l1ref1 += dy*h->b8_stride;
l1mv0 += 2*dy*h->b_stride;
l1mv1 += 2*dy*h->b_stride;
y_shift = 2;
if((mb_types_col[0] & (MB_TYPE_16x16_OR_INTRA|MB_TYPE_16x8))
&& !is_b8x8)
*mb_type |= MB_TYPE_16x16;
else
*mb_type |= MB_TYPE_8x8;
}
for(i8=0; i8<4; i8++){
const int x8 = i8&1;
const int y8 = i8>>1;
int ref0, scale;
const int16_t (*l1mv)[2]= l1mv0;
if(is_b8x8 && !IS_DIRECT(h->sub_mb_type[i8]))
continue;
h->sub_mb_type[i8] = sub_mb_type;
fill_rectangle(&h->ref_cache[1][scan8[i8*4]], 2, 2, 8, 0, 1);
if(IS_INTRA(mb_types_col[y8])){
fill_rectangle(&h->ref_cache[0][scan8[i8*4]], 2, 2, 8, 0, 1);
fill_rectangle(&h-> mv_cache[0][scan8[i8*4]], 2, 2, 8, 0, 4);
fill_rectangle(&h-> mv_cache[1][scan8[i8*4]], 2, 2, 8, 0, 4);
continue;
}
ref0 = l1ref0[x8 + (y8*2>>y_shift)*h->b8_stride];
if(ref0 >= 0)
ref0 = map_col_to_list0[0][ref0*2>>y_shift];
else{
ref0 = map_col_to_list0[1][l1ref1[x8 + (y8*2>>y_shift)*h->b8_stride]*2>>y_shift];
l1mv= l1mv1;
}
scale = dist_scale_factor[ref0];
fill_rectangle(&h->ref_cache[0][scan8[i8*4]], 2, 2, 8, ref0, 1);
{
const int16_t *mv_col = l1mv[x8*3 + (y8*6>>y_shift)*h->b_stride];
int my_col = (mv_col[1]<<y_shift)/2;
int mx = (scale * mv_col[0] + 128) >> 8;
int my = (scale * my_col + 128) >> 8;
fill_rectangle(&h->mv_cache[0][scan8[i8*4]], 2, 2, 8, pack16to32(mx,my), 4);
fill_rectangle(&h->mv_cache[1][scan8[i8*4]], 2, 2, 8, pack16to32(mx-mv_col[0],my-my_col), 4);
}
}
return;
}
}
/* one-to-one mv scaling */
if(IS_16X16(*mb_type)){
fill_rectangle(&h->ref_cache[1][scan8[0]], 4, 4, 8, 0, 1);
if(IS_INTRA(mb_type_col)){
......@@ -1379,13 +1635,13 @@ static inline void pred_direct_motion(H264Context * const h, int *mb_type){
fill_rectangle(&h-> mv_cache[0][scan8[0]], 4, 4, 8, 0, 4);
fill_rectangle(&h-> mv_cache[1][scan8[0]], 4, 4, 8, 0, 4);
}else{
const int ref0 = l1ref0[0] >= 0 ? h->map_col_to_list0[0][l1ref0[0]]
: h->map_col_to_list0[1][l1ref1[0]];
const int dist_scale_factor = h->dist_scale_factor[ref0];
const int ref0 = l1ref0[0] >= 0 ? map_col_to_list0[0][l1ref0[0]]
: map_col_to_list0[1][l1ref1[0]];
const int scale = dist_scale_factor[ref0];
const int16_t *mv_col = l1ref0[0] >= 0 ? l1mv0[0] : l1mv1[0];
int mv_l0[2];
mv_l0[0] = (dist_scale_factor * mv_col[0] + 128) >> 8;
mv_l0[1] = (dist_scale_factor * mv_col[1] + 128) >> 8;
mv_l0[0] = (scale * mv_col[0] + 128) >> 8;
mv_l0[1] = (scale * mv_col[1] + 128) >> 8;
fill_rectangle(&h->ref_cache[0][scan8[0]], 4, 4, 8, ref0, 1);
fill_rectangle(&h-> mv_cache[0][scan8[0]], 4, 4, 8, pack16to32(mv_l0[0],mv_l0[1]), 4);
fill_rectangle(&h-> mv_cache[1][scan8[0]], 4, 4, 8, pack16to32(mv_l0[0]-mv_col[0],mv_l0[1]-mv_col[1]), 4);
......@@ -1394,15 +1650,15 @@ static inline void pred_direct_motion(H264Context * const h, int *mb_type){
for(i8=0; i8<4; i8++){
const int x8 = i8&1;
const int y8 = i8>>1;
int ref0, dist_scale_factor;
int ref0, scale;
const int16_t (*l1mv)[2]= l1mv0;
if(is_b8x8 && !IS_DIRECT(h->sub_mb_type[i8]))
continue;
h->sub_mb_type[i8] = sub_mb_type;
fill_rectangle(&h->ref_cache[1][scan8[i8*4]], 2, 2, 8, 0, 1);
if(IS_INTRA(mb_type_col)){
fill_rectangle(&h->ref_cache[0][scan8[i8*4]], 2, 2, 8, 0, 1);
fill_rectangle(&h->ref_cache[1][scan8[i8*4]], 2, 2, 8, 0, 1);
fill_rectangle(&h-> mv_cache[0][scan8[i8*4]], 2, 2, 8, 0, 4);
fill_rectangle(&h-> mv_cache[1][scan8[i8*4]], 2, 2, 8, 0, 4);
continue;
......@@ -1410,27 +1666,26 @@ static inline void pred_direct_motion(H264Context * const h, int *mb_type){
ref0 = l1ref0[x8 + y8*h->b8_stride];
if(ref0 >= 0)
ref0 = h->map_col_to_list0[0][ref0];
ref0 = map_col_to_list0[0][ref0];
else{
ref0 = h->map_col_to_list0[1][l1ref1[x8 + y8*h->b8_stride]];
ref0 = map_col_to_list0[1][l1ref1[x8 + y8*h->b8_stride]];
l1mv= l1mv1;
}
dist_scale_factor = h->dist_scale_factor[ref0];
scale = dist_scale_factor[ref0];
fill_rectangle(&h->ref_cache[0][scan8[i8*4]], 2, 2, 8, ref0, 1);
fill_rectangle(&h->ref_cache[1][scan8[i8*4]], 2, 2, 8, 0, 1);
if(IS_SUB_8X8(sub_mb_type)){
const int16_t *mv_col = l1mv[x8*3 + y8*3*h->b_stride];
int mx = (dist_scale_factor * mv_col[0] + 128) >> 8;
int my = (dist_scale_factor * mv_col[1] + 128) >> 8;
int mx = (scale * mv_col[0] + 128) >> 8;
int my = (scale * mv_col[1] + 128) >> 8;
fill_rectangle(&h->mv_cache[0][scan8[i8*4]], 2, 2, 8, pack16to32(mx,my), 4);
fill_rectangle(&h->mv_cache[1][scan8[i8*4]], 2, 2, 8, pack16to32(mx-mv_col[0],my-mv_col[1]), 4);
}else
for(i4=0; i4<4; i4++){
const int16_t *mv_col = l1mv[x8*2 + (i4&1) + (y8*2 + (i4>>1))*h->b_stride];
int16_t *mv_l0 = h->mv_cache[0][scan8[i8*4+i4]];
mv_l0[0] = (dist_scale_factor * mv_col[0] + 128) >> 8;
mv_l0[1] = (dist_scale_factor * mv_col[1] + 128) >> 8;
mv_l0[0] = (scale * mv_col[0] + 128) >> 8;
mv_l0[1] = (scale * mv_col[1] + 128) >> 8;
*(uint32_t*)h->mv_cache[1][scan8[i8*4+i4]] =
pack16to32(mv_l0[0]-mv_col[0],mv_l0[1]-mv_col[1]);
}
......@@ -2611,18 +2866,17 @@ static inline void mc_dir_part(H264Context *h, Picture *pic, int n, int square,
qpel_mc_func *qpix_op, h264_chroma_mc_func chroma_op){
MpegEncContext * const s = &h->s;
const int mx= h->mv_cache[list][ scan8[n] ][0] + src_x_offset*8;
const int my= h->mv_cache[list][ scan8[n] ][1] + src_y_offset*8;
int my= h->mv_cache[list][ scan8[n] ][1] + src_y_offset*8;
const int luma_xy= (mx&3) + ((my&3)<<2);
uint8_t * src_y = pic->data[0] + (mx>>2) + (my>>2)*s->linesize;
uint8_t * src_cb= pic->data[1] + (mx>>3) + (my>>3)*s->uvlinesize;
uint8_t * src_cr= pic->data[2] + (mx>>3) + (my>>3)*s->uvlinesize;
int extra_width= (s->flags&CODEC_FLAG_EMU_EDGE) ? 0 : 16; //FIXME increase edge?, IMHO not worth it
int extra_height= extra_width;
uint8_t * src_y = pic->data[0] + (mx>>2) + (my>>2)*h->mb_linesize;
uint8_t * src_cb, * src_cr;
int extra_width= h->emu_edge_width;
int extra_height= h->emu_edge_height;
int emu=0;
const int full_mx= mx>>2;
const int full_my= my>>2;
const int pic_width = 16*s->mb_width;
const int pic_height = 16*s->mb_height;
const int pic_height = 16*s->mb_height >> MB_MBAFF;
if(!pic->data[0])
return;
......@@ -2634,29 +2888,37 @@ static inline void mc_dir_part(H264Context *h, Picture *pic, int n, int square,
|| full_my < 0-extra_height
|| full_mx + 16/*FIXME*/ > pic_width + extra_width
|| full_my + 16/*FIXME*/ > pic_height + extra_height){
ff_emulated_edge_mc(s->edge_emu_buffer, src_y - 2 - 2*s->linesize, s->linesize, 16+5, 16+5/*FIXME*/, full_mx-2, full_my-2, pic_width, pic_height);
src_y= s->edge_emu_buffer + 2 + 2*s->linesize;
ff_emulated_edge_mc(s->edge_emu_buffer, src_y - 2 - 2*h->mb_linesize, h->mb_linesize, 16+5, 16+5/*FIXME*/, full_mx-2, full_my-2, pic_width, pic_height);
src_y= s->edge_emu_buffer + 2 + 2*h->mb_linesize;
emu=1;
}
qpix_op[luma_xy](dest_y, src_y, s->linesize); //FIXME try variable height perhaps?
qpix_op[luma_xy](dest_y, src_y, h->mb_linesize); //FIXME try variable height perhaps?
if(!square){
qpix_op[luma_xy](dest_y + delta, src_y + delta, s->linesize);
qpix_op[luma_xy](dest_y + delta, src_y + delta, h->mb_linesize);
}
if(s->flags&CODEC_FLAG_GRAY) return;
if(MB_MBAFF){
// chroma offset when predicting from a field of opposite parity
my += 2 * ((s->mb_y & 1) - (h->ref_cache[list][scan8[n]] & 1));
emu |= (my>>3) < 0 || (my>>3) + 8 >= (pic_height>>1);
}
src_cb= pic->data[1] + (mx>>3) + (my>>3)*h->mb_uvlinesize;
src_cr= pic->data[2] + (mx>>3) + (my>>3)*h->mb_uvlinesize;
if(emu){
ff_emulated_edge_mc(s->edge_emu_buffer, src_cb, s->uvlinesize, 9, 9/*FIXME*/, (mx>>3), (my>>3), pic_width>>1, pic_height>>1);
ff_emulated_edge_mc(s->edge_emu_buffer, src_cb, h->mb_uvlinesize, 9, 9/*FIXME*/, (mx>>3), (my>>3), pic_width>>1, pic_height>>1);
src_cb= s->edge_emu_buffer;
}
chroma_op(dest_cb, src_cb, s->uvlinesize, chroma_height, mx&7, my&7);
chroma_op(dest_cb, src_cb, h->mb_uvlinesize, chroma_height, mx&7, my&7);
if(emu){
ff_emulated_edge_mc(s->edge_emu_buffer, src_cr, s->uvlinesize, 9, 9/*FIXME*/, (mx>>3), (my>>3), pic_width>>1, pic_height>>1);
ff_emulated_edge_mc(s->edge_emu_buffer, src_cr, h->mb_uvlinesize, 9, 9/*FIXME*/, (mx>>3), (my>>3), pic_width>>1, pic_height>>1);
src_cr= s->edge_emu_buffer;
}
chroma_op(dest_cr, src_cr, s->uvlinesize, chroma_height, mx&7, my&7);
chroma_op(dest_cr, src_cr, h->mb_uvlinesize, chroma_height, mx&7, my&7);
}
static inline void mc_part_std(H264Context *h, int n, int square, int chroma_height, int delta,
......@@ -2669,11 +2931,11 @@ static inline void mc_part_std(H264Context *h, int n, int square, int chroma_hei
qpel_mc_func *qpix_op= qpix_put;
h264_chroma_mc_func chroma_op= chroma_put;
dest_y += 2*x_offset + 2*y_offset*s-> linesize;
dest_cb += x_offset + y_offset*s->uvlinesize;
dest_cr += x_offset + y_offset*s->uvlinesize;
dest_y += 2*x_offset + 2*y_offset*h-> mb_linesize;
dest_cb += x_offset + y_offset*h->mb_uvlinesize;
dest_cr += x_offset + y_offset*h->mb_uvlinesize;
x_offset += 8*s->mb_x;
y_offset += 8*s->mb_y;
y_offset += 8*(s->mb_y >> MB_MBAFF);
if(list0){
Picture *ref= &h->ref_list[0][ h->ref_cache[0][ scan8[n] ] ];
......@@ -2702,18 +2964,18 @@ static inline void mc_part_weighted(H264Context *h, int n, int square, int chrom
int list0, int list1){
MpegEncContext * const s = &h->s;
dest_y += 2*x_offset + 2*y_offset*s-> linesize;
dest_cb += x_offset + y_offset*s->uvlinesize;
dest_cr += x_offset + y_offset*s->uvlinesize;
dest_y += 2*x_offset + 2*y_offset*h-> mb_linesize;
dest_cb += x_offset + y_offset*h->mb_uvlinesize;
dest_cr += x_offset + y_offset*h->mb_uvlinesize;
x_offset += 8*s->mb_x;
y_offset += 8*s->mb_y;
y_offset += 8*(s->mb_y >> MB_MBAFF);
if(list0 && list1){
/* don't optimize for luma-only case, since B-frames usually
* use implicit weights => chroma too. */
uint8_t *tmp_cb = s->obmc_scratchpad;
uint8_t *tmp_cr = tmp_cb + 8*s->uvlinesize;
uint8_t *tmp_y = tmp_cr + 8*s->uvlinesize;
uint8_t *tmp_cr = s->obmc_scratchpad + 8;
uint8_t *tmp_y = s->obmc_scratchpad + 8*h->mb_uvlinesize;
int refn0 = h->ref_cache[0][ scan8[n] ];
int refn1 = h->ref_cache[1][ scan8[n] ];
......@@ -2727,17 +2989,17 @@ static inline void mc_part_weighted(H264Context *h, int n, int square, int chrom
if(h->use_weight == 2){
int weight0 = h->implicit_weight[refn0][refn1];
int weight1 = 64 - weight0;
luma_weight_avg( dest_y, tmp_y, s-> linesize, 5, weight0, weight1, 0);
chroma_weight_avg(dest_cb, tmp_cb, s->uvlinesize, 5, weight0, weight1, 0);
chroma_weight_avg(dest_cr, tmp_cr, s->uvlinesize, 5, weight0, weight1, 0);
luma_weight_avg( dest_y, tmp_y, h-> mb_linesize, 5, weight0, weight1, 0);
chroma_weight_avg(dest_cb, tmp_cb, h->mb_uvlinesize, 5, weight0, weight1, 0);
chroma_weight_avg(dest_cr, tmp_cr, h->mb_uvlinesize, 5, weight0, weight1, 0);
}else{
luma_weight_avg(dest_y, tmp_y, s->linesize, h->luma_log2_weight_denom,
luma_weight_avg(dest_y, tmp_y, h->mb_linesize, h->luma_log2_weight_denom,
h->luma_weight[0][refn0], h->luma_weight[1][refn1],
h->luma_offset[0][refn0] + h->luma_offset[1][refn1]);
chroma_weight_avg(dest_cb, tmp_cb, s->uvlinesize, h->chroma_log2_weight_denom,
chroma_weight_avg(dest_cb, tmp_cb, h->mb_uvlinesize, h->chroma_log2_weight_denom,
h->chroma_weight[0][refn0][0], h->chroma_weight[1][refn1][0],
h->chroma_offset[0][refn0][0] + h->chroma_offset[1][refn1][0]);
chroma_weight_avg(dest_cr, tmp_cr, s->uvlinesize, h->chroma_log2_weight_denom,
chroma_weight_avg(dest_cr, tmp_cr, h->mb_uvlinesize, h->chroma_log2_weight_denom,
h->chroma_weight[0][refn0][1], h->chroma_weight[1][refn1][1],
h->chroma_offset[0][refn0][1] + h->chroma_offset[1][refn1][1]);
}
......@@ -2749,12 +3011,12 @@ static inline void mc_part_weighted(H264Context *h, int n, int square, int chrom
dest_y, dest_cb, dest_cr, x_offset, y_offset,
qpix_put, chroma_put);
luma_weight_op(dest_y, s->linesize, h->luma_log2_weight_denom,
luma_weight_op(dest_y, h->mb_linesize, h->luma_log2_weight_denom,
h->luma_weight[list][refn], h->luma_offset[list][refn]);
if(h->use_weight_chroma){
chroma_weight_op(dest_cb, s->uvlinesize, h->chroma_log2_weight_denom,
chroma_weight_op(dest_cb, h->mb_uvlinesize, h->chroma_log2_weight_denom,
h->chroma_weight[list][refn][0], h->chroma_offset[list][refn][0]);
chroma_weight_op(dest_cr, s->uvlinesize, h->chroma_log2_weight_denom,
chroma_weight_op(dest_cr, h->mb_uvlinesize, h->chroma_log2_weight_denom,
h->chroma_weight[list][refn][1], h->chroma_offset[list][refn][1]);
}
}
......@@ -2787,7 +3049,7 @@ static inline void prefetch_motion(H264Context *h, int list){
const int mx= (h->mv_cache[list][scan8[0]][0]>>2) + 16*s->mb_x + 8;
const int my= (h->mv_cache[list][scan8[0]][1]>>2) + 16*s->mb_y;
uint8_t **src= h->ref_list[list][refn].data;
int off= mx + (my + (s->mb_x&3)*4)*s->linesize + 64;
int off= mx + (my + (s->mb_x&3)*4)*h->mb_linesize + 64;
s->dsp.prefetch(src[0]+off, s->linesize, 4);
off= (mx>>1) + ((my>>1) + (s->mb_x&7))*s->uvlinesize + 64;
s->dsp.prefetch(src[1]+off, src[2]-src[1], 2);
......@@ -2821,11 +3083,11 @@ static void hl_motion(H264Context *h, uint8_t *dest_y, uint8_t *dest_cb, uint8_t
&weight_op[1], &weight_avg[1],
IS_DIR(mb_type, 1, 0), IS_DIR(mb_type, 1, 1));
}else if(IS_8X16(mb_type)){
mc_part(h, 0, 0, 8, 8*s->linesize, dest_y, dest_cb, dest_cr, 0, 0,
mc_part(h, 0, 0, 8, 8*h->mb_linesize, dest_y, dest_cb, dest_cr, 0, 0,
qpix_put[1], chroma_put[1], qpix_avg[1], chroma_avg[1],
&weight_op[2], &weight_avg[2],
IS_DIR(mb_type, 0, 0), IS_DIR(mb_type, 0, 1));
mc_part(h, 4, 0, 8, 8*s->linesize, dest_y, dest_cb, dest_cr, 4, 0,
mc_part(h, 4, 0, 8, 8*h->mb_linesize, dest_y, dest_cb, dest_cr, 4, 0,
qpix_put[1], chroma_put[1], qpix_avg[1], chroma_avg[1],
&weight_op[2], &weight_avg[2],
IS_DIR(mb_type, 1, 0), IS_DIR(mb_type, 1, 1));
......@@ -2855,11 +3117,11 @@ static void hl_motion(H264Context *h, uint8_t *dest_y, uint8_t *dest_cb, uint8_t
&weight_op[4], &weight_avg[4],
IS_DIR(sub_mb_type, 0, 0), IS_DIR(sub_mb_type, 0, 1));
}else if(IS_SUB_4X8(sub_mb_type)){
mc_part(h, n , 0, 4, 4*s->linesize, dest_y, dest_cb, dest_cr, x_offset, y_offset,
mc_part(h, n , 0, 4, 4*h->mb_linesize, dest_y, dest_cb, dest_cr, x_offset, y_offset,
qpix_put[2], chroma_put[2], qpix_avg[2], chroma_avg[2],
&weight_op[5], &weight_avg[5],
IS_DIR(sub_mb_type, 0, 0), IS_DIR(sub_mb_type, 0, 1));
mc_part(h, n+1, 0, 4, 4*s->linesize, dest_y, dest_cb, dest_cr, x_offset+2, y_offset,
mc_part(h, n+1, 0, 4, 4*h->mb_linesize, dest_y, dest_cb, dest_cr, x_offset+2, y_offset,
qpix_put[2], chroma_put[2], qpix_avg[2], chroma_avg[2],
&weight_op[5], &weight_avg[5],
IS_DIR(sub_mb_type, 0, 0), IS_DIR(sub_mb_type, 0, 1));
......@@ -3065,7 +3327,7 @@ static int alloc_tables(H264Context *h){
CHECKED_ALLOCZ(h->intra4x4_pred_mode, big_mb_num * 8 * sizeof(uint8_t))
CHECKED_ALLOCZ(h->non_zero_count , big_mb_num * 16 * sizeof(uint8_t))
CHECKED_ALLOCZ(h->slice_table_base , big_mb_num * sizeof(uint8_t))
CHECKED_ALLOCZ(h->slice_table_base , (big_mb_num+s->mb_stride) * sizeof(uint8_t))
CHECKED_ALLOCZ(h->top_borders[0] , s->mb_width * (16+8+8) * sizeof(uint8_t))
CHECKED_ALLOCZ(h->top_borders[1] , s->mb_width * (16+8+8) * sizeof(uint8_t))
CHECKED_ALLOCZ(h->cbp_table, big_mb_num * sizeof(uint16_t))
......@@ -3077,8 +3339,8 @@ static int alloc_tables(H264Context *h){
CHECKED_ALLOCZ(h->direct_table, 32*big_mb_num * sizeof(uint8_t));
}
memset(h->slice_table_base, -1, big_mb_num * sizeof(uint8_t));
h->slice_table= h->slice_table_base + s->mb_stride + 1;
memset(h->slice_table_base, -1, (big_mb_num+s->mb_stride) * sizeof(uint8_t));
h->slice_table= h->slice_table_base + s->mb_stride*2 + 1;
CHECKED_ALLOCZ(h->mb2b_xy , big_mb_num * sizeof(uint32_t));
CHECKED_ALLOCZ(h->mb2b8_xy , big_mb_num * sizeof(uint32_t));
......@@ -3175,7 +3437,11 @@ static int frame_start(H264Context *h){
/* can't be in alloc_tables because linesize isn't known there.
* FIXME: redo bipred weight to not require extra buffer? */
if(!s->obmc_scratchpad)
s->obmc_scratchpad = av_malloc(16*s->linesize + 2*8*s->uvlinesize);
s->obmc_scratchpad = av_malloc(16*2*s->linesize + 8*2*s->uvlinesize);
/* some macroblocks will be accessed before they're available */
if(FRAME_MBAFF)
memset(h->slice_table, -1, (s->mb_height*s->mb_stride-1) * sizeof(uint8_t));
// s->decode= (s->flags&CODEC_FLAG_PSNR) || !s->encoding || s->current_picture.reference /*|| h->contains_intra*/ || 1;
return 0;
......@@ -3298,7 +3564,7 @@ static inline void xchg_pair_border(H264Context *h, uint8_t *src_y, uint8_t *src
int temp8, i;
uint64_t temp64;
int deblock_left = (s->mb_x > 0);
int deblock_top = (s->mb_y > 0);
int deblock_top = (s->mb_y > 1);
tprintf("xchg_pair_border: src_y:%p src_cb:%p src_cr:%p ls:%d uvls:%d\n", src_y, src_cb, src_cr, linesize, uvlinesize);
......@@ -3323,6 +3589,10 @@ b= t;
XCHG(*(uint64_t*)(h->top_borders[0][s->mb_x]+8), *(uint64_t*)(src_y +9), temp64, 1);
XCHG(*(uint64_t*)(h->top_borders[1][s->mb_x]+0), *(uint64_t*)(src_y +1 +linesize), temp64, xchg);
XCHG(*(uint64_t*)(h->top_borders[1][s->mb_x]+8), *(uint64_t*)(src_y +9 +linesize), temp64, 1);
if(s->mb_x+1 < s->mb_width){
XCHG(*(uint64_t*)(h->top_borders[0][s->mb_x+1]), *(uint64_t*)(src_y +17), temp64, 1);
XCHG(*(uint64_t*)(h->top_borders[1][s->mb_x+1]), *(uint64_t*)(src_y +17 +linesize), temp64, 1);
}
}
if(!(s->flags&CODEC_FLAG_GRAY)){
......@@ -3363,18 +3633,36 @@ static void hl_decode_mb(H264Context *h){
dest_cb = s->current_picture.data[1] + (mb_y * 8 * s->uvlinesize) + mb_x * 8;
dest_cr = s->current_picture.data[2] + (mb_y * 8 * s->uvlinesize) + mb_x * 8;
if (h->mb_field_decoding_flag) {
linesize = s->linesize * 2;
uvlinesize = s->uvlinesize * 2;
if (MB_FIELD) {
linesize = h->mb_linesize = s->linesize * 2;
uvlinesize = h->mb_uvlinesize = s->uvlinesize * 2;
block_offset = &h->block_offset[24];
if(mb_y&1){ //FIXME move out of this func?
dest_y -= s->linesize*15;
dest_cb-= s->uvlinesize*7;
dest_cr-= s->uvlinesize*7;
}
if(FRAME_MBAFF) {
int list;
for(list=0; list<2; list++){
if(!USES_LIST(mb_type, list))
continue;
if(IS_16X16(mb_type)){
int8_t *ref = &h->ref_cache[list][scan8[0]];
fill_rectangle(ref, 4, 4, 8, 16+*ref^(s->mb_y&1), 1);
}else{
for(i=0; i<16; i+=4){
//FIXME can refs be smaller than 8x8 when !direct_8x8_inference ?
int ref = h->ref_cache[list][scan8[i]];
if(ref >= 0)
fill_rectangle(&h->ref_cache[list][scan8[i]], 2, 2, 8, 16+ref^(s->mb_y&1), 1);
}
}
}
}
} else {
linesize = s->linesize;
uvlinesize = s->uvlinesize;
linesize = h->mb_linesize = s->linesize;
uvlinesize = h->mb_uvlinesize = s->uvlinesize;
// dct_offset = s->linesize * 16;
}
......@@ -3389,6 +3677,15 @@ static void hl_decode_mb(H264Context *h){
idct_add = s->dsp.h264_idct_add;
}
if(FRAME_MBAFF && h->deblocking_filter && IS_INTRA(mb_type)
&& (!bottom || !IS_INTRA(s->current_picture.mb_type[mb_xy-s->mb_stride]))){
int mbt_y = mb_y&~1;
uint8_t *top_y = s->current_picture.data[0] + (mbt_y * 16* s->linesize ) + mb_x * 16;
uint8_t *top_cb = s->current_picture.data[1] + (mbt_y * 8 * s->uvlinesize) + mb_x * 8;
uint8_t *top_cr = s->current_picture.data[2] + (mbt_y * 8 * s->uvlinesize) + mb_x * 8;
xchg_pair_border(h, top_y, top_cb, top_cr, s->linesize, s->uvlinesize, 1);
}
if (IS_INTRA_PCM(mb_type)) {
unsigned int x, y;
......@@ -3417,14 +3714,8 @@ static void hl_decode_mb(H264Context *h){
}
} else {
if(IS_INTRA(mb_type)){
if(h->deblocking_filter) {
if (h->mb_aff_frame) {
if (!bottom)
xchg_pair_border(h, dest_y, dest_cb, dest_cr, s->linesize, s->uvlinesize, 1);
} else {
xchg_mb_border(h, dest_y, dest_cb, dest_cr, linesize, uvlinesize, 1);
}
}
if(h->deblocking_filter && !FRAME_MBAFF)
xchg_mb_border(h, dest_y, dest_cb, dest_cr, linesize, uvlinesize, 1);
if(!(s->flags&CODEC_FLAG_GRAY)){
h->pred8x8[ h->chroma_pred_mode ](dest_cb, uvlinesize);
......@@ -3486,20 +3777,8 @@ static void hl_decode_mb(H264Context *h){
}else
svq3_luma_dc_dequant_idct_c(h->mb, s->qscale);
}
if(h->deblocking_filter) {
if (h->mb_aff_frame) {
if (bottom) {
uint8_t *pair_dest_y = s->current_picture.data[0] + ((mb_y-1) * 16* s->linesize ) + mb_x * 16;
uint8_t *pair_dest_cb = s->current_picture.data[1] + ((mb_y-1) * 8 * s->uvlinesize) + mb_x * 8;
uint8_t *pair_dest_cr = s->current_picture.data[2] + ((mb_y-1) * 8 * s->uvlinesize) + mb_x * 8;
s->mb_y--;
xchg_pair_border(h, pair_dest_y, pair_dest_cb, pair_dest_cr, s->linesize, s->uvlinesize, 0);
s->mb_y++;
}
} else {
xchg_mb_border(h, dest_y, dest_cb, dest_cr, linesize, uvlinesize, 0);
}
}
if(h->deblocking_filter && !FRAME_MBAFF)
xchg_mb_border(h, dest_y, dest_cb, dest_cr, linesize, uvlinesize, 0);
}else if(s->codec_id == CODEC_ID_H264){
hl_motion(h, dest_y, dest_cb, dest_cr,
s->dsp.put_h264_qpel_pixels_tab, s->dsp.put_h264_chroma_pixels_tab,
......@@ -3567,36 +3846,36 @@ static void hl_decode_mb(H264Context *h){
}
}
if(h->deblocking_filter) {
if (h->mb_aff_frame) {
if (FRAME_MBAFF) {
//FIXME try deblocking one mb at a time?
// the reduction in load/storing mvs and such might outweigh the extra backup/xchg_border
const int mb_y = s->mb_y - 1;
uint8_t *pair_dest_y, *pair_dest_cb, *pair_dest_cr;
const int mb_xy= mb_x + mb_y*s->mb_stride;
const int mb_type_top = s->current_picture.mb_type[mb_xy];
const int mb_type_bottom= s->current_picture.mb_type[mb_xy+s->mb_stride];
uint8_t tmp = s->current_picture.data[1][384];
if (!bottom) return;
pair_dest_y = s->current_picture.data[0] + (mb_y * 16* s->linesize ) + mb_x * 16;
pair_dest_cb = s->current_picture.data[1] + (mb_y * 8 * s->uvlinesize) + mb_x * 8;
pair_dest_cr = s->current_picture.data[2] + (mb_y * 8 * s->uvlinesize) + mb_x * 8;
if(IS_INTRA(mb_type_top | mb_type_bottom))
xchg_pair_border(h, pair_dest_y, pair_dest_cb, pair_dest_cr, s->linesize, s->uvlinesize, 0);
backup_pair_border(h, pair_dest_y, pair_dest_cb, pair_dest_cr, s->linesize, s->uvlinesize);
// TODO deblock a pair
// deblock a pair
// top
s->mb_y--;
tprintf("call mbaff filter_mb mb_x:%d mb_y:%d pair_dest_y = %p, dest_y = %p\n", mb_x, mb_y, pair_dest_y, dest_y);
fill_caches(h, mb_type_top, 1); //FIXME don't fill stuff which isn't used by filter_mb
h->chroma_qp = get_chroma_qp(h->pps.chroma_qp_index_offset, s->current_picture.qscale_table[mb_xy]);
filter_mb(h, mb_x, mb_y, pair_dest_y, pair_dest_cb, pair_dest_cr, linesize, uvlinesize);
if (tmp != s->current_picture.data[1][384]) {
tprintf("modified pixel 8,1 (1)\n");
}
// bottom
s->mb_y++;
tprintf("call mbaff filter_mb\n");
fill_caches(h, mb_type_bottom, 1); //FIXME don't fill stuff which isn't used by filter_mb
h->chroma_qp = get_chroma_qp(h->pps.chroma_qp_index_offset, s->current_picture.qscale_table[mb_xy+s->mb_stride]);
filter_mb(h, mb_x, mb_y+1, dest_y, dest_cb, dest_cr, linesize, uvlinesize);
if (tmp != s->current_picture.data[1][384]) {
tprintf("modified pixel 8,1 (2)\n");
}
} else {
tprintf("call filter_mb\n");
backup_mb_border(h, dest_y, dest_cb, dest_cr, linesize, uvlinesize);
......@@ -3820,6 +4099,35 @@ static int decode_ref_pic_list_reordering(H264Context *h){
return 0;
}
static int fill_mbaff_ref_list(H264Context *h){
int list, i, j;
for(list=0; list<2; list++){
for(i=0; i<h->ref_count[list]; i++){
Picture *frame = &h->ref_list[list][i];
Picture *field = &h->ref_list[list][16+2*i];
field[0] = *frame;
for(j=0; j<3; j++)
field[0].linesize[j] <<= 1;
field[1] = field[0];
for(j=0; j<3; j++)
field[1].data[j] += frame->linesize[j];
h->luma_weight[list][16+2*i] = h->luma_weight[list][16+2*i+1] = h->luma_weight[list][i];
h->luma_offset[list][16+2*i] = h->luma_offset[list][16+2*i+1] = h->luma_offset[list][i];
for(j=0; j<2; j++){
h->chroma_weight[list][16+2*i][j] = h->chroma_weight[list][16+2*i+1][j] = h->chroma_weight[list][i][j];
h->chroma_offset[list][16+2*i][j] = h->chroma_offset[list][16+2*i+1][j] = h->chroma_offset[list][i][j];
}
}
}
for(j=0; j<h->ref_count[1]; j++){
for(i=0; i<h->ref_count[0]; i++)
h->implicit_weight[j][16+2*i] = h->implicit_weight[j][16+2*i+1] = h->implicit_weight[j][i];
memcpy(h->implicit_weight[16+2*j], h->implicit_weight[j], sizeof(*h->implicit_weight));
memcpy(h->implicit_weight[16+2*j+1], h->implicit_weight[j], sizeof(*h->implicit_weight));
}
}
static int pred_weight_table(H264Context *h){
MpegEncContext * const s = &h->s;
int list, i;
......@@ -3889,7 +4197,6 @@ static void implicit_weight_table(H264Context *h){
h->luma_log2_weight_denom= 5;
h->chroma_log2_weight_denom= 5;
/* FIXME: MBAFF */
for(ref0=0; ref0 < h->ref_count[0]; ref0++){
int poc0 = h->ref_list[0][ref0].poc;
for(ref1=0; ref1 < h->ref_count[1]; ref1++){
......@@ -4360,27 +4667,35 @@ static int decode_slice_header(H264Context *h){
}
}
if(s->dsp.h264_idct8_add == ff_h264_idct8_add_c){
memcpy(h->zigzag_scan8x8, zigzag_scan8x8, 64*sizeof(uint8_t));
memcpy(h->zigzag_scan8x8, zigzag_scan8x8, 64*sizeof(uint8_t));
memcpy(h->zigzag_scan8x8_cavlc, zigzag_scan8x8_cavlc, 64*sizeof(uint8_t));
memcpy(h->field_scan8x8, field_scan8x8, 64*sizeof(uint8_t));
memcpy(h->field_scan8x8_cavlc, field_scan8x8_cavlc, 64*sizeof(uint8_t));
}else{
int i;
for(i=0; i<64; i++){
#define T(x) (x>>3) | ((x&7)<<3)
h->zigzag_scan8x8[i] = T(zigzag_scan8x8[i]);
h->zigzag_scan8x8[i] = T(zigzag_scan8x8[i]);
h->zigzag_scan8x8_cavlc[i] = T(zigzag_scan8x8_cavlc[i]);
h->field_scan8x8[i] = T(field_scan8x8[i]);
h->field_scan8x8_cavlc[i] = T(field_scan8x8_cavlc[i]);
#undef T
}
}
if(h->sps.transform_bypass){ //FIXME same ugly
h->zigzag_scan_q0 = zigzag_scan;
h->field_scan_q0 = field_scan;
h->zigzag_scan8x8_q0 = zigzag_scan8x8;
h->zigzag_scan_q0 = zigzag_scan;
h->zigzag_scan8x8_q0 = zigzag_scan8x8;
h->zigzag_scan8x8_cavlc_q0 = zigzag_scan8x8_cavlc;
h->field_scan_q0 = field_scan;
h->field_scan8x8_q0 = field_scan8x8;
h->field_scan8x8_cavlc_q0 = field_scan8x8_cavlc;
}else{
h->zigzag_scan_q0 = h->zigzag_scan;
h->field_scan_q0 = h->field_scan;
h->zigzag_scan8x8_q0 = h->zigzag_scan8x8;
h->zigzag_scan_q0 = h->zigzag_scan;
h->zigzag_scan8x8_q0 = h->zigzag_scan8x8;
h->zigzag_scan8x8_cavlc_q0 = h->zigzag_scan8x8_cavlc;
h->field_scan_q0 = h->field_scan;
h->field_scan8x8_q0 = h->field_scan8x8;
h->field_scan8x8_cavlc_q0 = h->field_scan8x8_cavlc;
}
alloc_tables(h);
......@@ -4408,21 +4723,22 @@ static int decode_slice_header(H264Context *h){
s->current_picture_ptr->frame_num= //FIXME frame_num cleanup
h->frame_num= get_bits(&s->gb, h->sps.log2_max_frame_num);
h->mb_mbaff = 0;
h->mb_aff_frame = 0;
if(h->sps.frame_mbs_only_flag){
s->picture_structure= PICT_FRAME;
}else{
if(get_bits1(&s->gb)) { //field_pic_flag
s->picture_structure= PICT_TOP_FIELD + get_bits1(&s->gb); //bottom_field_flag
av_log(h->s.avctx, AV_LOG_ERROR, "PAFF interlacing is not implemented\n");
} else {
s->picture_structure= PICT_FRAME;
first_mb_in_slice <<= h->sps.mb_aff;
h->mb_aff_frame = h->sps.mb_aff;
}
}
s->resync_mb_x = s->mb_x = first_mb_in_slice % s->mb_width;
s->resync_mb_y = s->mb_y = first_mb_in_slice / s->mb_width;
s->resync_mb_y = s->mb_y = (first_mb_in_slice / s->mb_width) << h->mb_aff_frame;
if(s->mb_y >= s->mb_height){
return -1;
}
......@@ -4467,6 +4783,8 @@ static int decode_slice_header(H264Context *h){
if(h->slice_type == P_TYPE || h->slice_type == SP_TYPE || h->slice_type == B_TYPE){
if(h->slice_type == B_TYPE){
h->direct_spatial_mv_pred= get_bits1(&s->gb);
if(h->sps.mb_aff && h->direct_spatial_mv_pred)
av_log(h->s.avctx, AV_LOG_ERROR, "MBAFF + spatial direct mode is not implemented\n");
}
num_ref_idx_active_override_flag= get_bits1(&s->gb);
......@@ -4500,6 +4818,9 @@ static int decode_slice_header(H264Context *h){
if(s->current_picture.reference)
decode_ref_pic_marking(h);
if(FRAME_MBAFF)
fill_mbaff_ref_list(h);
if( h->slice_type != I_TYPE && h->slice_type != SI_TYPE && h->pps.cabac )
h->cabac_init_idc = get_ue_golomb(&s->gb);
......@@ -4544,6 +4865,9 @@ static int decode_slice_header(H264Context *h){
h->slice_num++;
h->emu_edge_width= (s->flags&CODEC_FLAG_EMU_EDGE) ? 0 : 16;
h->emu_edge_height= FRAME_MBAFF ? 0 : h->emu_edge_width;
if(s->avctx->debug&FF_DEBUG_PICT_INFO){
av_log(h->s.avctx, AV_LOG_DEBUG, "slice:%d %s mb:%d %c pps:%d frame:%d poc:%d/%d ref:%d/%d qp:%d loop:%d:%d:%d weight:%d%s\n",
h->slice_num,
......@@ -4745,6 +5069,17 @@ static int decode_residual(H264Context *h, GetBitContext *gb, DCTELEM *block, in
return 0;
}
static void predict_field_decoding_flag(H264Context *h){
MpegEncContext * const s = &h->s;
const int mb_xy= s->mb_x + s->mb_y*s->mb_stride;
int mb_type = (h->slice_table[mb_xy-1] == h->slice_num)
? s->current_picture.mb_type[mb_xy-1]
: (h->slice_table[mb_xy-s->mb_stride] == h->slice_num)
? s->current_picture.mb_type[mb_xy-s->mb_stride]
: 0;
h->mb_mbaff = h->mb_field_decoding_flag = IS_INTERLACED(mb_type) ? 1 : 0;
}
/**
* decodes a P_SKIP or B_SKIP macroblock
*/
......@@ -4756,10 +5091,7 @@ static void decode_mb_skip(H264Context *h){
memset(h->non_zero_count[mb_xy], 0, 16);
memset(h->non_zero_count_cache + 8, 0, 8*5); //FIXME ugly, remove pfui
if(h->mb_aff_frame && s->mb_skip_run==0 && (s->mb_y&1)==0){
h->mb_field_decoding_flag= get_bits1(&s->gb);
}
if(h->mb_field_decoding_flag)
if(MB_FIELD)
mb_type|= MB_TYPE_INTERLACED;
if( h->slice_type == B_TYPE )
......@@ -4814,13 +5146,19 @@ static int decode_mb_cavlc(H264Context *h){
s->mb_skip_run= get_ue_golomb(&s->gb);
if (s->mb_skip_run--) {
if(FRAME_MBAFF && (s->mb_y&1) == 0){
if(s->mb_skip_run==0)
h->mb_mbaff = h->mb_field_decoding_flag = get_bits1(&s->gb);
else
predict_field_decoding_flag(h);
}
decode_mb_skip(h);
return 0;
}
}
if(h->mb_aff_frame){
if ( ((s->mb_y&1) == 0) || h->prev_mb_skipped)
h->mb_field_decoding_flag = get_bits1(&s->gb);
if(FRAME_MBAFF){
if( (s->mb_y&1) == 0 )
h->mb_mbaff = h->mb_field_decoding_flag = get_bits1(&s->gb);
}else
h->mb_field_decoding_flag= (s->picture_structure!=PICT_FRAME);
......@@ -4856,7 +5194,7 @@ decode_intra_mb:
mb_type= i_mb_type_info[mb_type].type;
}
if(h->mb_field_decoding_flag)
if(MB_FIELD)
mb_type |= MB_TYPE_INTERLACED;
h->slice_table[ mb_xy ]= h->slice_num;
......@@ -4900,6 +5238,11 @@ decode_intra_mb:
return 0;
}
if(MB_MBAFF){
h->ref_count[0] <<= 1;
h->ref_count[1] <<= 1;
}
fill_caches(h, mb_type, 0);
//mb_pred
......@@ -4984,9 +5327,6 @@ decode_intra_mb:
for(list=0; list<2; list++){
int ref_count= IS_REF0(mb_type) ? 1 : h->ref_count[list];
if(ref_count == 0) continue;
if (h->mb_aff_frame && h->mb_field_decoding_flag) {
ref_count <<= 1;
}
for(i=0; i<4; i++){
if(IS_DIRECT(h->sub_mb_type[i])) continue;
if(IS_DIR(h->sub_mb_type[i], 0, list)){
......@@ -5162,13 +5502,14 @@ decode_intra_mb:
// fill_non_zero_count_cache(h);
if(IS_INTERLACED(mb_type)){
scan8x8= s->qscale ? h->field_scan8x8_cavlc : h->field_scan8x8_cavlc_q0;
scan= s->qscale ? h->field_scan : h->field_scan_q0;
dc_scan= luma_dc_field_scan;
}else{
scan8x8= s->qscale ? h->zigzag_scan8x8_cavlc : h->zigzag_scan8x8_cavlc_q0;
scan= s->qscale ? h->zigzag_scan : h->zigzag_scan_q0;
dc_scan= luma_dc_zigzag_scan;
}
scan8x8= s->qscale ? h->zigzag_scan8x8_cavlc : h->zigzag_scan8x8_cavlc_q0;
dquant= get_se_golomb(&s->gb);
......@@ -5262,6 +5603,11 @@ decode_intra_mb:
s->current_picture.qscale_table[mb_xy]= s->qscale;
write_back_non_zero_count(h);
if(MB_MBAFF){
h->ref_count[0] >>= 1;
h->ref_count[1] >>= 1;
}
return 0;
}
......@@ -5374,13 +5720,32 @@ static int decode_cabac_mb_type( H264Context *h ) {
}
}
static int decode_cabac_mb_skip( H264Context *h) {
static int decode_cabac_mb_skip( H264Context *h, int mb_x, int mb_y ) {
MpegEncContext * const s = &h->s;
const int mb_xy = s->mb_x + s->mb_y*s->mb_stride;
const int mba_xy = mb_xy - 1;
const int mbb_xy = mb_xy - s->mb_stride;
int mba_xy, mbb_xy;
int ctx = 0;
if(FRAME_MBAFF){ //FIXME merge with the stuff in fill_caches?
int mb_xy = mb_x + (mb_y&~1)*s->mb_stride;
mba_xy = mb_xy - 1;
if( (mb_y&1)
&& h->slice_table[mba_xy] == h->slice_num
&& MB_FIELD == !!IS_INTERLACED( s->current_picture.mb_type[mba_xy] ) )
mba_xy += s->mb_stride;
if( MB_FIELD ){
mbb_xy = mb_xy - s->mb_stride;
if( !(mb_y&1)
&& h->slice_table[mbb_xy] == h->slice_num
&& IS_INTERLACED( s->current_picture.mb_type[mbb_xy] ) )
mbb_xy -= s->mb_stride;
}else
mbb_xy = mb_x + (mb_y-1)*s->mb_stride;
}else{
int mb_xy = mb_x + mb_y*s->mb_stride;
mba_xy = mb_xy - 1;
mbb_xy = mb_xy - s->mb_stride;
}
if( h->slice_table[mba_xy] == h->slice_num && !IS_SKIP( s->current_picture.mb_type[mba_xy] ))
ctx++;
if( h->slice_table[mbb_xy] == h->slice_num && !IS_SKIP( s->current_picture.mb_type[mbb_xy] ))
......@@ -5521,7 +5886,7 @@ static int decode_cabac_mb_dqp( H264Context *h) {
else
mbn_xy = s->mb_width - 1 + (s->mb_y-1)*s->mb_stride;
if( h->last_qscale_diff != 0 && ( IS_INTRA16x16(s->current_picture.mb_type[mbn_xy] ) || (h->cbp_table[mbn_xy]&0x3f) ) )
if( h->last_qscale_diff != 0 )
ctx++;
while( get_cabac( &h->cabac, &h->cabac_state[60 + ctx] ) ) {
......@@ -5666,16 +6031,26 @@ static int inline get_cabac_cbf_ctx( H264Context *h, int cat, int idx ) {
static int decode_cabac_residual( H264Context *h, DCTELEM *block, int cat, int n, const uint8_t *scantable, const uint32_t *qmul, int max_coeff) {
const int mb_xy = h->s.mb_x + h->s.mb_y*h->s.mb_stride;
static const int significant_coeff_flag_field_offset[2] = { 105, 277 };
static const int last_significant_coeff_flag_field_offset[2] = { 166, 338 };
static const int significant_coeff_flag_offset[6] = { 0, 15, 29, 44, 47, 297 };
static const int last_significant_coeff_flag_offset[6] = { 0, 15, 29, 44, 47, 251 };
static const int coeff_abs_level_m1_offset[6] = { 227+0, 227+10, 227+20, 227+30, 227+39, 426 };
static const int significant_coeff_flag_offset_8x8[63] = {
0, 1, 2, 3, 4, 5, 5, 4, 4, 3, 3, 4, 4, 4, 5, 5,
static const int significant_coeff_flag_offset[2][6] = {
{ 105+0, 105+15, 105+29, 105+44, 105+47, 402 },
{ 277+0, 277+15, 277+29, 277+44, 277+47, 436 }
};
static const int last_coeff_flag_offset[2][6] = {
{ 166+0, 166+15, 166+29, 166+44, 166+47, 417 },
{ 338+0, 338+15, 338+29, 338+44, 338+47, 451 }
};
static const int coeff_abs_level_m1_offset[6] = {
227+0, 227+10, 227+20, 227+30, 227+39, 426
};
static const int significant_coeff_flag_offset_8x8[2][63] = {
{ 0, 1, 2, 3, 4, 5, 5, 4, 4, 3, 3, 4, 4, 4, 5, 5,
4, 4, 4, 4, 3, 3, 6, 7, 7, 7, 8, 9,10, 9, 8, 7,
7, 6,11,12,13,11, 6, 7, 8, 9,14,10, 9, 8, 6,11,
12,13,11, 6, 9,14,10, 9,11,12,13,11,14,10,12
12,13,11, 6, 9,14,10, 9,11,12,13,11,14,10,12 },
{ 0, 1, 1, 2, 2, 3, 3, 4, 5, 6, 7, 7, 7, 8, 4, 5,
6, 9,10,10, 8,11,12,11, 9, 9,10,10, 8,11,12,11,
9, 9,10,10, 8,11,12,11, 9, 9,10,10, 8,13,13, 9,
9,10,10, 8,13,13, 9, 9,10,10,14,14,14,14,14 }
};
static const int last_coeff_flag_offset_8x8[63] = {
0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
......@@ -5717,11 +6092,9 @@ static int decode_cabac_residual( H264Context *h, DCTELEM *block, int cat, int n
}
significant_coeff_ctx_base = h->cabac_state
+ significant_coeff_flag_offset[cat]
+ significant_coeff_flag_field_offset[h->mb_field_decoding_flag];
+ significant_coeff_flag_offset[MB_FIELD][cat];
last_coeff_ctx_base = h->cabac_state
+ last_significant_coeff_flag_offset[cat]
+ last_significant_coeff_flag_field_offset[h->mb_field_decoding_flag];
+ last_coeff_flag_offset[MB_FIELD][cat];
abs_level_m1_ctx_base = h->cabac_state
+ coeff_abs_level_m1_offset[cat];
......@@ -5738,8 +6111,8 @@ static int decode_cabac_residual( H264Context *h, DCTELEM *block, int cat, int n
} \
} \
}
DECODE_SIGNIFICANCE( 63, significant_coeff_flag_offset_8x8[last],
last_coeff_flag_offset_8x8[last] );
const int *sig_off = significant_coeff_flag_offset_8x8[MB_FIELD];
DECODE_SIGNIFICANCE( 63, sig_off[last], last_coeff_flag_offset_8x8[last] );
} else {
DECODE_SIGNIFICANCE( max_coeff - 1, last, last );
}
......@@ -5815,12 +6188,12 @@ static void inline compute_mb_neighbors(H264Context *h)
const int mb_xy = s->mb_x + s->mb_y*s->mb_stride;
h->top_mb_xy = mb_xy - s->mb_stride;
h->left_mb_xy[0] = mb_xy - 1;
if(h->mb_aff_frame){
if(FRAME_MBAFF){
const int pair_xy = s->mb_x + (s->mb_y & ~1)*s->mb_stride;
const int top_pair_xy = pair_xy - s->mb_stride;
const int top_mb_frame_flag = !IS_INTERLACED(s->current_picture.mb_type[top_pair_xy]);
const int left_mb_frame_flag = !IS_INTERLACED(s->current_picture.mb_type[pair_xy-1]);
const int curr_mb_frame_flag = !h->mb_field_decoding_flag;
const int curr_mb_frame_flag = !MB_FIELD;
const int bottom = (s->mb_y & 1);
if (bottom
? !curr_mb_frame_flag // bottom macroblock
......@@ -5849,8 +6222,25 @@ static int decode_mb_cabac(H264Context *h) {
tprintf("pic:%d mb:%d/%d\n", h->frame_num, s->mb_x, s->mb_y);
if( h->slice_type != I_TYPE && h->slice_type != SI_TYPE ) {
int skip;
/* a skipped mb needs the aff flag from the following mb */
if( FRAME_MBAFF && s->mb_x==0 && (s->mb_y&1)==0 )
predict_field_decoding_flag(h);
if( FRAME_MBAFF && (s->mb_y&1)==1 && h->prev_mb_skipped )
skip = h->next_mb_skipped;
else
skip = decode_cabac_mb_skip( h, s->mb_x, s->mb_y );
/* read skip flags */
if( decode_cabac_mb_skip( h ) ) {
if( skip ) {
if( FRAME_MBAFF && (s->mb_y&1)==0 ){
s->current_picture.mb_type[mb_xy] = MB_TYPE_SKIP;
h->next_mb_skipped = decode_cabac_mb_skip( h, s->mb_x, s->mb_y+1 );
if(h->next_mb_skipped)
predict_field_decoding_flag(h);
else
h->mb_mbaff = h->mb_field_decoding_flag = decode_cabac_field_decoding_flag(h);
}
decode_mb_skip(h);
h->cbp_table[mb_xy] = 0;
......@@ -5861,8 +6251,9 @@ static int decode_mb_cabac(H264Context *h) {
}
}
if(h->mb_aff_frame){
if ( ((s->mb_y&1) == 0) || h->prev_mb_skipped)
if(FRAME_MBAFF){
if( (s->mb_y&1) == 0 )
h->mb_mbaff =
h->mb_field_decoding_flag = decode_cabac_field_decoding_flag(h);
}else
h->mb_field_decoding_flag= (s->picture_structure!=PICT_FRAME);
......@@ -5899,7 +6290,7 @@ decode_intra_mb:
h->intra16x16_pred_mode= i_mb_type_info[mb_type].pred_mode;
mb_type= i_mb_type_info[mb_type].type;
}
if(h->mb_field_decoding_flag)
if(MB_FIELD)
mb_type |= MB_TYPE_INTERLACED;
h->slice_table[ mb_xy ]= h->slice_num;
......@@ -5951,6 +6342,11 @@ decode_intra_mb:
return 0;
}
if(MB_MBAFF){
h->ref_count[0] <<= 1;
h->ref_count[1] <<= 1;
}
fill_caches(h, mb_type, 0);
if( IS_INTRA( mb_type ) ) {
......@@ -6205,13 +6601,14 @@ decode_intra_mb:
int dqp;
if(IS_INTERLACED(mb_type)){
scan8x8= s->qscale ? h->field_scan8x8 : h->field_scan8x8_q0;
scan= s->qscale ? h->field_scan : h->field_scan_q0;
dc_scan= luma_dc_field_scan;
}else{
scan8x8= s->qscale ? h->zigzag_scan8x8 : h->zigzag_scan8x8_q0;
scan= s->qscale ? h->zigzag_scan : h->zigzag_scan_q0;
dc_scan= luma_dc_zigzag_scan;
}
scan8x8= s->qscale ? h->zigzag_scan8x8 : h->zigzag_scan8x8_q0;
h->last_qscale_diff = dqp = decode_cabac_mb_dqp( h );
if( dqp == INT_MIN ){
......@@ -6290,11 +6687,17 @@ decode_intra_mb:
fill_rectangle(&nnz[scan8[0]], 4, 4, 8, 0, 1);
nnz[ scan8[16]+0 ] = nnz[ scan8[16]+1 ] =nnz[ scan8[16]+8 ] =nnz[ scan8[16]+9 ] =
nnz[ scan8[20]+0 ] = nnz[ scan8[20]+1 ] =nnz[ scan8[20]+8 ] =nnz[ scan8[20]+9 ] = 0;
h->last_qscale_diff = 0;
}
s->current_picture.qscale_table[mb_xy]= s->qscale;
write_back_non_zero_count(h);
if(MB_MBAFF){
h->ref_count[0] >>= 1;
h->ref_count[1] >>= 1;
}
return 0;
}
......@@ -6385,7 +6788,7 @@ static void filter_mb_mbaff_edgev( H264Context *h, uint8_t *pix, int stride, int
int qp_index;
int bS_index = (i >> 1);
if (h->mb_field_decoding_flag) {
if (!MB_FIELD) {
bS_index &= ~1;
bS_index |= (i & 1);
}
......@@ -6394,15 +6797,13 @@ static void filter_mb_mbaff_edgev( H264Context *h, uint8_t *pix, int stride, int
continue;
}
qp_index = h->mb_field_decoding_flag ? (i & 1) : (i >> 3);
qp_index = MB_FIELD ? (i >> 3) : (i & 1);
index_a = clip( qp[qp_index] + h->slice_alpha_c0_offset, 0, 51 );
alpha = alpha_table[index_a];
beta = beta_table[clip( qp[qp_index] + h->slice_beta_offset, 0, 51 )];
if( bS[bS_index] < 4 ) {
const int tc0 = tc0_table[index_a][bS[bS_index] - 1];
/* 4px edge length */
const int p0 = pix[-1];
const int p1 = pix[-2];
const int p2 = pix[-3];
......@@ -6431,7 +6832,6 @@ static void filter_mb_mbaff_edgev( H264Context *h, uint8_t *pix, int stride, int
tprintf("filter_mb_mbaff_edgev i:%d, qp:%d, indexA:%d, alpha:%d, beta:%d, tc:%d\n# bS:%d -> [%02x, %02x, %02x, %02x, %02x, %02x] =>[%02x, %02x, %02x, %02x]\n", i, qp[qp_index], index_a, alpha, beta, tc, bS[bS_index], pix[-3], p1, p0, q0, q1, pix[2], p1, pix[-1], pix[0], q1);
}
}else{
/* 4px edge length */
const int p0 = pix[-1];
const int p1 = pix[-2];
const int p2 = pix[-3];
......@@ -6477,7 +6877,7 @@ static void filter_mb_mbaff_edgev( H264Context *h, uint8_t *pix, int stride, int
}
}
}
static void filter_mb_mbaff_edgecv( H264Context *h, uint8_t *pix, int stride, int bS[4], int qp[2] ) {
static void filter_mb_mbaff_edgecv( H264Context *h, uint8_t *pix, int stride, int bS[8], int qp[2] ) {
int i;
for( i = 0; i < 8; i++, pix += stride) {
int index_a;
......@@ -6491,13 +6891,13 @@ static void filter_mb_mbaff_edgecv( H264Context *h, uint8_t *pix, int stride, in
continue;
}
qp_index = h->mb_field_decoding_flag ? (i & 1) : (i >> 3);
qp_index = MB_FIELD ? (i >> 2) : (i & 1);
index_a = clip( qp[qp_index] + h->slice_alpha_c0_offset, 0, 51 );
alpha = alpha_table[index_a];
beta = beta_table[clip( qp[qp_index] + h->slice_beta_offset, 0, 51 )];
if( bS[bS_index] < 4 ) {
const int tc = tc0_table[index_a][bS[bS_index] - 1] + 1;
/* 2px edge length (because we use same bS than the one for luma) */
const int p0 = pix[-1];
const int p1 = pix[-2];
const int q0 = pix[0];
......@@ -6609,16 +7009,19 @@ static void filter_mb_edgech( H264Context *h, uint8_t *pix, int stride, int bS[4
static void filter_mb( H264Context *h, int mb_x, int mb_y, uint8_t *img_y, uint8_t *img_cb, uint8_t *img_cr, unsigned int linesize, unsigned int uvlinesize) {
MpegEncContext * const s = &h->s;
const int mb_xy= mb_x + mb_y*s->mb_stride;
const int mb_type = s->current_picture.mb_type[mb_xy];
const int mvy_limit = IS_INTERLACED(mb_type) ? 2 : 4;
int first_vertical_edge_done = 0;
int dir;
/* FIXME: A given frame may occupy more than one position in
* the reference list. So ref2frm should be populated with
* frame numbers, not indices. */
static const int ref2frm[18] = {-1,-1,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15};
static const int ref2frm[34] = {-1,-1,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,
16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31};
//for sufficiently low qp, filtering wouldn't do anything
//this is a conservative estimate: could also check beta_offset and more accurate chroma_qp
if(!h->mb_aff_frame){
if(!FRAME_MBAFF){
int qp_thresh = 15 - h->slice_alpha_c0_offset - FFMAX(0, h->pps.chroma_qp_index_offset);
int qp = s->current_picture.qscale_table[mb_xy];
if(qp <= qp_thresh
......@@ -6628,73 +7031,64 @@ static void filter_mb( H264Context *h, int mb_x, int mb_y, uint8_t *img_y, uint8
}
}
if (h->mb_aff_frame
if (FRAME_MBAFF
// left mb is in picture
&& h->slice_table[mb_xy-1] != 255
// and current and left pair do not have the same interlaced type
&& (IS_INTERLACED(s->current_picture.mb_type[mb_xy]) != IS_INTERLACED(s->current_picture.mb_type[mb_xy-1]))
&& (IS_INTERLACED(mb_type) != IS_INTERLACED(s->current_picture.mb_type[mb_xy-1]))
// and left mb is in the same slice if deblocking_filter == 2
&& (h->deblocking_filter!=2 || h->slice_table[mb_xy-1] == h->slice_table[mb_xy])) {
/* First vertical edge is different in MBAFF frames
* There are 8 different bS to compute and 2 different Qp
*/
const int pair_xy = mb_x + (mb_y&~1)*s->mb_stride;
const int left_mb_xy[2] = { pair_xy-1, pair_xy-1+s->mb_stride };
int bS[8];
int qp[2];
int chroma_qp[2];
int mb_qp, mbn0_qp, mbn1_qp;
int i;
first_vertical_edge_done = 1;
for( i = 0; i < 8; i++ ) {
int y = i>>1;
int b_idx= 8 + 4 + 8*y;
int bn_idx= b_idx - 1;
int mbn_xy = h->mb_field_decoding_flag ? h->left_mb_xy[i>>2] : h->left_mb_xy[i&1];
if( IS_INTRA( s->current_picture.mb_type[mb_xy] ) ||
IS_INTRA( s->current_picture.mb_type[mbn_xy] ) ) {
bS[i] = 4;
} else if( h->non_zero_count_cache[b_idx] != 0 ||
/* FIXME: with 8x8dct + cavlc, should check cbp instead of nnz */
h->non_zero_count_cache[bn_idx] != 0 ) {
bS[i] = 2;
} else {
int l;
bS[i] = 0;
for( l = 0; l < 1 + (h->slice_type == B_TYPE); l++ ) {
if( ref2frm[h->ref_cache[l][b_idx]+2] != ref2frm[h->ref_cache[l][bn_idx]+2] ||
ABS( h->mv_cache[l][b_idx][0] - h->mv_cache[l][bn_idx][0] ) >= 4 ||
ABS( h->mv_cache[l][b_idx][1] - h->mv_cache[l][bn_idx][1] ) >= 4 ) {
bS[i] = 1;
break;
}
}
if( IS_INTRA(mb_type) )
bS[0] = bS[1] = bS[2] = bS[3] = bS[4] = bS[5] = bS[6] = bS[7] = 4;
else {
for( i = 0; i < 8; i++ ) {
int mbn_xy = MB_FIELD ? left_mb_xy[i>>2] : left_mb_xy[i&1];
if( IS_INTRA( s->current_picture.mb_type[mbn_xy] ) )
bS[i] = 4;
else if( h->non_zero_count_cache[12+8*(i>>1)] != 0 ||
/* FIXME: with 8x8dct + cavlc, should check cbp instead of nnz */
h->non_zero_count[mbn_xy][MB_FIELD ? i&3 : (i>>2)+(mb_y&1)*2] )
bS[i] = 2;
else
bS[i] = 1;
}
}
if(bS[0]+bS[1]+bS[2]+bS[3] != 0) {
// Do not use s->qscale as luma quantizer because it has not the same
// value in IPCM macroblocks.
qp[0] = ( s->current_picture.qscale_table[mb_xy] + s->current_picture.qscale_table[h->left_mb_xy[0]] + 1 ) >> 1;
chroma_qp[0] = ( get_chroma_qp( h->pps.chroma_qp_index_offset, s->current_picture.qscale_table[mb_xy] ) +
get_chroma_qp( h->pps.chroma_qp_index_offset, s->current_picture.qscale_table[h->left_mb_xy[0]] ) + 1 ) >> 1;
qp[1] = ( s->current_picture.qscale_table[mb_xy] + s->current_picture.qscale_table[h->left_mb_xy[1]] + 1 ) >> 1;
chroma_qp[1] = ( get_chroma_qp( h->pps.chroma_qp_index_offset, s->current_picture.qscale_table[mb_xy] ) +
get_chroma_qp( h->pps.chroma_qp_index_offset, s->current_picture.qscale_table[h->left_mb_xy[1]] ) + 1 ) >> 1;
/* Filter edge */
tprintf("filter mb:%d/%d MBAFF, QPy:%d/%d, QPc:%d/%d ls:%d uvls:%d", mb_x, mb_y, qp[0], qp[1], chroma_qp[0], chroma_qp[1], linesize, uvlinesize);
{ int i; for (i = 0; i < 8; i++) tprintf(" bS[%d]:%d", i, bS[i]); tprintf("\n"); }
filter_mb_mbaff_edgev ( h, &img_y [0], linesize, bS, qp );
filter_mb_mbaff_edgecv( h, &img_cb[0], uvlinesize, bS, chroma_qp );
filter_mb_mbaff_edgecv( h, &img_cr[0], uvlinesize, bS, chroma_qp );
}
mb_qp = s->current_picture.qscale_table[mb_xy];
mbn0_qp = s->current_picture.qscale_table[left_mb_xy[0]];
mbn1_qp = s->current_picture.qscale_table[left_mb_xy[1]];
qp[0] = ( mb_qp + mbn0_qp + 1 ) >> 1;
chroma_qp[0] = ( get_chroma_qp( h->pps.chroma_qp_index_offset, mb_qp ) +
get_chroma_qp( h->pps.chroma_qp_index_offset, mbn0_qp ) + 1 ) >> 1;
qp[1] = ( mb_qp + mbn1_qp + 1 ) >> 1;
chroma_qp[1] = ( get_chroma_qp( h->pps.chroma_qp_index_offset, mb_qp ) +
get_chroma_qp( h->pps.chroma_qp_index_offset, mbn1_qp ) + 1 ) >> 1;
/* Filter edge */
tprintf("filter mb:%d/%d MBAFF, QPy:%d/%d, QPc:%d/%d ls:%d uvls:%d", mb_x, mb_y, qp[0], qp[1], chroma_qp[0], chroma_qp[1], linesize, uvlinesize);
{ int i; for (i = 0; i < 8; i++) tprintf(" bS[%d]:%d", i, bS[i]); tprintf("\n"); }
filter_mb_mbaff_edgev ( h, &img_y [0], linesize, bS, qp );
filter_mb_mbaff_edgecv( h, &img_cb[0], uvlinesize, bS, chroma_qp );
filter_mb_mbaff_edgecv( h, &img_cr[0], uvlinesize, bS, chroma_qp );
}
/* dir : 0 -> vertical edge, 1 -> horizontal edge */
for( dir = 0; dir < 2; dir++ )
{
int edge;
const int mbm_xy = dir == 0 ? mb_xy -1 : h->top_mb_xy;
const int mb_type = s->current_picture.mb_type[mb_xy];
const int mbm_type = s->current_picture.mb_type[mbm_xy];
int start = h->slice_table[mbm_xy] == 255 ? 1 : 0;
......@@ -6714,78 +7108,68 @@ static void filter_mb( H264Context *h, int mb_x, int mb_y, uint8_t *img_y, uint8
if (h->deblocking_filter==2 && h->slice_table[mbm_xy] != h->slice_table[mb_xy])
start = 1;
/* Calculate bS */
for( edge = start; edge < edges; edge++ ) {
/* mbn_xy: neighbor macroblock */
const int mbn_xy = edge > 0 ? mb_xy : mbm_xy;
const int mbn_type = s->current_picture.mb_type[mbn_xy];
if (FRAME_MBAFF && (dir == 1) && ((mb_y&1) == 0) && start == 0
&& !IS_INTERLACED(mb_type)
&& IS_INTERLACED(mbm_type)
) {
// This is a special case in the norm where the filtering must
// be done twice (one each of the field) even if we are in a
// frame macroblock.
//
static const int nnz_idx[4] = {4,5,6,3};
unsigned int tmp_linesize = 2 * linesize;
unsigned int tmp_uvlinesize = 2 * uvlinesize;
int mbn_xy = mb_xy - 2 * s->mb_stride;
int qp, chroma_qp;
int i, j;
int bS[4];
int qp;
if( (edge&1) && IS_8x8DCT(mb_type) )
continue;
if (h->mb_aff_frame && (dir == 1) && (edge == 0) && ((mb_y & 1) == 0)
&& !IS_INTERLACED(mb_type)
&& IS_INTERLACED(mbn_type)
) {
// This is a special case in the norm where the filtering must
// be done twice (one each of the field) even if we are in a
// frame macroblock.
//
unsigned int tmp_linesize = 2 * linesize;
unsigned int tmp_uvlinesize = 2 * uvlinesize;
int mbn_xy = mb_xy - 2 * s->mb_stride;
int qp, chroma_qp;
// first filtering
for(j=0; j<2; j++, mbn_xy += s->mb_stride){
if( IS_INTRA(mb_type) ||
IS_INTRA(s->current_picture.mb_type[mbn_xy]) ) {
bS[0] = bS[1] = bS[2] = bS[3] = 3;
} else {
// TODO
av_log(h->s.avctx, AV_LOG_ERROR, "both non intra (TODO)\n");
const uint8_t *mbn_nnz = h->non_zero_count[mbn_xy];
for( i = 0; i < 4; i++ ) {
if( h->non_zero_count_cache[scan8[0]+i] != 0 ||
mbn_nnz[nnz_idx[i]] != 0 )
bS[i] = 2;
else
bS[i] = 1;
}
}
/* Filter edge */
// Do not use s->qscale as luma quantizer because it has not the same
// value in IPCM macroblocks.
qp = ( s->current_picture.qscale_table[mb_xy] + s->current_picture.qscale_table[mbn_xy] + 1 ) >> 1;
tprintf("filter mb:%d/%d dir:%d edge:%d, QPy:%d ls:%d uvls:%d", mb_x, mb_y, dir, edge, qp, tmp_linesize, tmp_uvlinesize);
{ int i; for (i = 0; i < 4; i++) tprintf(" bS[%d]:%d", i, bS[i]); tprintf("\n"); }
filter_mb_edgeh( h, &img_y[0], tmp_linesize, bS, qp );
filter_mb_edgeh( h, &img_y[j*linesize], tmp_linesize, bS, qp );
chroma_qp = ( h->chroma_qp +
get_chroma_qp( h->pps.chroma_qp_index_offset, s->current_picture.qscale_table[mbn_xy] ) + 1 ) >> 1;
filter_mb_edgech( h, &img_cb[0], tmp_uvlinesize, bS, chroma_qp );
filter_mb_edgech( h, &img_cr[0], tmp_uvlinesize, bS, chroma_qp );
filter_mb_edgech( h, &img_cb[j*uvlinesize], tmp_uvlinesize, bS, chroma_qp );
filter_mb_edgech( h, &img_cr[j*uvlinesize], tmp_uvlinesize, bS, chroma_qp );
}
// second filtering
mbn_xy += s->mb_stride;
if( IS_INTRA(mb_type) ||
IS_INTRA(mbn_type) ) {
bS[0] = bS[1] = bS[2] = bS[3] = 3;
} else {
// TODO
av_log(h->s.avctx, AV_LOG_ERROR, "both non intra (TODO)\n");
}
/* Filter edge */
// Do not use s->qscale as luma quantizer because it has not the same
// value in IPCM macroblocks.
qp = ( s->current_picture.qscale_table[mb_xy] + s->current_picture.qscale_table[mbn_xy] + 1 ) >> 1;
tprintf("filter mb:%d/%d dir:%d edge:%d, QPy:%d ls:%d uvls:%d", mb_x, mb_y, dir, edge, qp, tmp_linesize, tmp_uvlinesize);
{ int i; for (i = 0; i < 4; i++) tprintf(" bS[%d]:%d", i, bS[i]); tprintf("\n"); }
filter_mb_edgeh( h, &img_y[linesize], tmp_linesize, bS, qp );
chroma_qp = ( h->chroma_qp +
get_chroma_qp( h->pps.chroma_qp_index_offset, s->current_picture.qscale_table[mbn_xy] ) + 1 ) >> 1;
filter_mb_edgech( h, &img_cb[uvlinesize], tmp_uvlinesize, bS, chroma_qp );
filter_mb_edgech( h, &img_cr[uvlinesize], tmp_uvlinesize, bS, chroma_qp );
start = 1;
}
/* Calculate bS */
for( edge = start; edge < edges; edge++ ) {
/* mbn_xy: neighbor macroblock */
const int mbn_xy = edge > 0 ? mb_xy : mbm_xy;
const int mbn_type = s->current_picture.mb_type[mbn_xy];
int bS[4];
int qp;
if( (edge&1) && IS_8x8DCT(mb_type) )
continue;
}
if( IS_INTRA(mb_type) ||
IS_INTRA(mbn_type) ) {
int value;
if (edge == 0) {
if ( (!IS_INTERLACED(mb_type) && !IS_INTERLACED(mbm_type))
|| ((h->mb_aff_frame || (s->picture_structure != PICT_FRAME)) && (dir == 0))
|| ((FRAME_MBAFF || (s->picture_structure != PICT_FRAME)) && (dir == 0))
) {
value = 4;
} else {
......@@ -6803,6 +7187,10 @@ static void filter_mb( H264Context *h, int mb_x, int mb_y, uint8_t *img_y, uint8
bS[0] = bS[1] = bS[2] = bS[3] = 0;
mv_done = 1;
}
else if( FRAME_MBAFF && IS_INTERLACED(mb_type ^ mbn_type)) {
bS[0] = bS[1] = bS[2] = bS[3] = 1;
mv_done = 1;
}
else if( mask_par0 && (edge || (mbn_type & (MB_TYPE_16x16 | (MB_TYPE_8x16 >> dir)))) ) {
int b_idx= 8 + 4 + edge * (dir ? 8:1);
int bn_idx= b_idx - (dir ? 8:1);
......@@ -6810,7 +7198,7 @@ static void filter_mb( H264Context *h, int mb_x, int mb_y, uint8_t *img_y, uint8
for( l = 0; !v && l < 1 + (h->slice_type == B_TYPE); l++ ) {
v |= ref2frm[h->ref_cache[l][b_idx]+2] != ref2frm[h->ref_cache[l][bn_idx]+2] ||
ABS( h->mv_cache[l][b_idx][0] - h->mv_cache[l][bn_idx][0] ) >= 4 ||
ABS( h->mv_cache[l][b_idx][1] - h->mv_cache[l][bn_idx][1] ) >= 4;
ABS( h->mv_cache[l][b_idx][1] - h->mv_cache[l][bn_idx][1] ) >= mvy_limit;
}
bS[0] = bS[1] = bS[2] = bS[3] = v;
mv_done = 1;
......@@ -6834,7 +7222,7 @@ static void filter_mb( H264Context *h, int mb_x, int mb_y, uint8_t *img_y, uint8
for( l = 0; l < 1 + (h->slice_type == B_TYPE); l++ ) {
if( ref2frm[h->ref_cache[l][b_idx]+2] != ref2frm[h->ref_cache[l][bn_idx]+2] ||
ABS( h->mv_cache[l][b_idx][0] - h->mv_cache[l][bn_idx][0] ) >= 4 ||
ABS( h->mv_cache[l][b_idx][1] - h->mv_cache[l][bn_idx][1] ) >= 4 ) {
ABS( h->mv_cache[l][b_idx][1] - h->mv_cache[l][bn_idx][1] ) >= mvy_limit ) {
bS[i] = 1;
break;
}
......@@ -6911,8 +7299,7 @@ static int decode_slice(H264Context *h){
if(ret>=0) hl_decode_mb(h);
/* XXX: useless as decode_mb_cabac it doesn't support that ... */
if( ret >= 0 && h->mb_aff_frame ) { //FIXME optimal? or let mb_decode decode 16x32 ?
if( ret >= 0 && FRAME_MBAFF ) { //FIXME optimal? or let mb_decode decode 16x32 ?
s->mb_y++;
if(ret>=0) ret = decode_mb_cabac(h);
......@@ -6932,7 +7319,7 @@ static int decode_slice(H264Context *h){
s->mb_x = 0;
ff_draw_horiz_band(s, 16*s->mb_y, 16);
++s->mb_y;
if(h->mb_aff_frame) {
if(FRAME_MBAFF) {
++s->mb_y;
}
}
......@@ -6950,7 +7337,7 @@ static int decode_slice(H264Context *h){
if(ret>=0) hl_decode_mb(h);
if(ret>=0 && h->mb_aff_frame){ //FIXME optimal? or let mb_decode decode 16x32 ?
if(ret>=0 && FRAME_MBAFF){ //FIXME optimal? or let mb_decode decode 16x32 ?
s->mb_y++;
ret = decode_mb_cavlc(h);
......@@ -6969,7 +7356,7 @@ static int decode_slice(H264Context *h){
s->mb_x=0;
ff_draw_horiz_band(s, 16*s->mb_y, 16);
++s->mb_y;
if(h->mb_aff_frame) {
if(FRAME_MBAFF) {
++s->mb_y;
}
if(s->mb_y >= s->mb_height){
......@@ -7306,8 +7693,6 @@ static inline int decode_seq_parameter_set(H264Context *h){
return -1;
sps->frame_mbs_only_flag= get_bits1(&s->gb);
if(!sps->frame_mbs_only_flag)
av_log(h->s.avctx, AV_LOG_ERROR, "interlacing is not supported, picture will probably be garbage\n");
if(!sps->frame_mbs_only_flag)
sps->mb_aff= get_bits1(&s->gb);
else
......@@ -7315,6 +7700,13 @@ static inline int decode_seq_parameter_set(H264Context *h){
sps->direct_8x8_inference_flag= get_bits1(&s->gb);
#ifndef ALLOW_INTERLACE
if(sps->mb_aff)
av_log(h->s.avctx, AV_LOG_ERROR, "MBAFF support not included; enable it compilation time\n");
#endif
if(!sps->direct_8x8_inference_flag && sps->mb_aff)
av_log(h->s.avctx, AV_LOG_ERROR, "MBAFF + !direct_8x8_inference is not implemented\n");
sps->crop= get_bits1(&s->gb);
if(sps->crop){
sps->crop_left = get_ue_golomb(&s->gb);
......
libavcodec/h264data.h
View file @ 5d18eaad
......@@ -345,6 +345,44 @@ static const uint8_t zigzag_scan8x8_cavlc[64]={
5+5*8, 6+5*8, 6+6*8, 7+7*8,
};
static const uint8_t field_scan8x8[64]={
0+0*8, 0+1*8, 0+2*8, 1+0*8,
1+1*8, 0+3*8, 0+4*8, 1+2*8,
2+0*8, 1+3*8, 0+5*8, 0+6*8,
0+7*8, 1+4*8, 2+1*8, 3+0*8,
2+2*8, 1+5*8, 1+6*8, 1+7*8,
2+3*8, 3+1*8, 4+0*8, 3+2*8,
2+4*8, 2+5*8, 2+6*8, 2+7*8,
3+3*8, 4+1*8, 5+0*8, 4+2*8,
3+4*8, 3+5*8, 3+6*8, 3+7*8,
4+3*8, 5+1*8, 6+0*8, 5+2*8,
4+4*8, 4+5*8, 4+6*8, 4+7*8,
5+3*8, 6+1*8, 6+2*8, 5+4*8,
5+5*8, 5+6*8, 5+7*8, 6+3*8,
7+0*8, 7+1*8, 6+4*8, 6+5*8,
6+6*8, 6+7*8, 7+2*8, 7+3*8,
7+4*8, 7+5*8, 7+6*8, 7+7*8,
};
static const uint8_t field_scan8x8_cavlc[64]={
0+0*8, 1+1*8, 2+0*8, 0+7*8,
2+2*8, 2+3*8, 2+4*8, 3+3*8,
3+4*8, 4+3*8, 4+4*8, 5+3*8,
5+5*8, 7+0*8, 6+6*8, 7+4*8,
0+1*8, 0+3*8, 1+3*8, 1+4*8,
1+5*8, 3+1*8, 2+5*8, 4+1*8,
3+5*8, 5+1*8, 4+5*8, 6+1*8,
5+6*8, 7+1*8, 6+7*8, 7+5*8,
0+2*8, 0+4*8, 0+5*8, 2+1*8,
1+6*8, 4+0*8, 2+6*8, 5+0*8,
3+6*8, 6+0*8, 4+6*8, 6+2*8,
5+7*8, 6+4*8, 7+2*8, 7+6*8,
1+0*8, 1+2*8, 0+6*8, 3+0*8,
1+7*8, 3+2*8, 2+7*8, 4+2*8,
3+7*8, 5+2*8, 4+7*8, 5+4*8,
6+3*8, 6+5*8, 7+3*8, 7+7*8,
};
#define MB_TYPE_REF0 MB_TYPE_ACPRED //dirty but it fits in 16bit
#define MB_TYPE_8x8DCT 0x01000000
#define IS_REF0(a) ((a)&MB_TYPE_REF0)
......
libavcodec/mpegvideo.c
View file @ 5d18eaad
......@@ -487,8 +487,8 @@ static int init_duplicate_context(MpegEncContext *s, MpegEncContext *base){
int i;
// edge emu needs blocksize + filter length - 1 (=17x17 for halfpel / 21x21 for h264)
CHECKED_ALLOCZ(s->allocated_edge_emu_buffer, (s->width+64)*2*17*2); //(width + edge + align)*interlaced*MBsize*tolerance
s->edge_emu_buffer= s->allocated_edge_emu_buffer + (s->width+64)*2*17;
CHECKED_ALLOCZ(s->allocated_edge_emu_buffer, (s->width+64)*2*21*2); //(width + edge + align)*interlaced*MBsize*tolerance
s->edge_emu_buffer= s->allocated_edge_emu_buffer + (s->width+64)*2*21;
//FIXME should be linesize instead of s->width*2 but that isnt known before get_buffer()
CHECKED_ALLOCZ(s->me.scratchpad, (s->width+64)*4*16*2*sizeof(uint8_t))
......
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