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ffmpeg.wasm-core
Commit 1de53d00 authored by Diego Biurrun's avatar Diego Biurrun
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h264: K&R formatting cosmetics for header files (part II/II)

parent be545b8a
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Showing with 590 additions and 513 deletions
libavcodec/h264_mvpred.h
View file @ 1de53d00
......@@ -35,53 +35,53 @@
//#undef NDEBUG
#include <assert.h>
static av_always_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 ];
MpegEncContext *s = &h->s;
static av_always_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];
MpegEncContext *s = &h->s;
/* 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){
#define SET_DIAG_MV(MV_OP, REF_OP, XY, Y4)\
const int xy = XY, y4 = Y4;\
const int mb_type = mb_types[xy+(y4>>2)*s->mb_stride];\
if(!USES_LIST(mb_type,list))\
return LIST_NOT_USED;\
mv = s->current_picture_ptr->f.motion_val[list][h->mb2b_xy[xy] + 3 + 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->f.ref_index[list][4*xy + 1 + (y4 & ~1)] REF_OP;
if(topright_ref == PART_NOT_AVAILABLE
&& i >= scan8[0]+8 && (i&7)==4
&& h->ref_cache[list][scan8[0]-1] != PART_NOT_AVAILABLE){
if (FRAME_MBAFF) {
#define SET_DIAG_MV(MV_OP, REF_OP, XY, Y4) \
const int xy = XY, y4 = Y4; \
const int mb_type = mb_types[xy + (y4 >> 2) * s->mb_stride]; \
if (!USES_LIST(mb_type, list)) \
return LIST_NOT_USED; \
mv = s->current_picture_ptr->f.motion_val[list][h->mb2b_xy[xy] + 3 + 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->f.ref_index[list][4 * xy + 1 + (y4 & ~1)] REF_OP;
if (topright_ref == PART_NOT_AVAILABLE
&& i >= scan8[0] + 8 && (i & 7) == 4
&& h->ref_cache[list][scan8[0] - 1] != PART_NOT_AVAILABLE) {
const uint32_t *mb_types = s->current_picture_ptr->f.mb_type;
const int16_t *mv;
AV_ZERO32(h->mv_cache[list][scan8[0]-2]);
*C = h->mv_cache[list][scan8[0]-2];
AV_ZERO32(h->mv_cache[list][scan8[0] - 2]);
*C = h->mv_cache[list][scan8[0] - 2];
if(!MB_FIELD
&& IS_INTERLACED(h->left_type[0])){
SET_DIAG_MV(*2, >>1, h->left_mb_xy[0]+s->mb_stride, (s->mb_y&1)*2+(i>>5));
if (!MB_FIELD && IS_INTERLACED(h->left_type[0])) {
SET_DIAG_MV(* 2, >> 1, h->left_mb_xy[0] + s->mb_stride,
(s->mb_y & 1) * 2 + (i >> 5));
}
if(MB_FIELD
&& !IS_INTERLACED(h->left_type[0])){
if (MB_FIELD && !IS_INTERLACED(h->left_type[0])) {
// left shift will turn LIST_NOT_USED into PART_NOT_AVAILABLE, but that's OK.
SET_DIAG_MV(/2, <<1, h->left_mb_xy[i>=36], ((i>>2))&3);
SET_DIAG_MV(/ 2, << 1, h->left_mb_xy[i >= 36], ((i >> 2)) & 3);
}
}
#undef SET_DIAG_MV
}
if(topright_ref != PART_NOT_AVAILABLE){
*C= h->mv_cache[list][ i - 8 + part_width ];
if (topright_ref != PART_NOT_AVAILABLE) {
*C = h->mv_cache[list][i - 8 + part_width];
return topright_ref;
}else{
} else {
tprintf(s->avctx, "topright MV not available\n");
*C= h->mv_cache[list][ i - 8 - 1 ];
return h->ref_cache[list][ i - 8 - 1 ];
*C = h->mv_cache[list][i - 8 - 1];
return h->ref_cache[list][i - 8 - 1];
}
}
......@@ -92,53 +92,61 @@ static av_always_inline int fetch_diagonal_mv(H264Context *h, const int16_t **C,
* @param mx the x component of the predicted motion vector
* @param my the y component of the predicted motion vector
*/
static av_always_inline void pred_motion(H264Context * const h, int n, int part_width, int list, int ref, int * const mx, int * const my){
const int index8= scan8[n];
const int top_ref= h->ref_cache[list][ index8 - 8 ];
const int left_ref= h->ref_cache[list][ index8 - 1 ];
const int16_t * const A= h->mv_cache[list][ index8 - 1 ];
const int16_t * const B= h->mv_cache[list][ index8 - 8 ];
const int16_t * C;
static av_always_inline void pred_motion(H264Context *const h, int n,
int part_width, int list, int ref,
int *const mx, int *const my)
{
const int index8 = scan8[n];
const int top_ref = h->ref_cache[list][index8 - 8];
const int left_ref = h->ref_cache[list][index8 - 1];
const int16_t *const A = h->mv_cache[list][index8 - 1];
const int16_t *const B = h->mv_cache[list][index8 - 8];
const int16_t *C;
int diagonal_ref, match_count;
assert(part_width==1 || part_width==2 || part_width==4);
assert(part_width == 1 || part_width == 2 || part_width == 4);
/* mv_cache
B . . A T T T T
U . . L . . , .
U . . L . . . .
U . . L . . , .
. . . L . . . .
*/
diagonal_ref= fetch_diagonal_mv(h, &C, index8, list, part_width);
match_count= (diagonal_ref==ref) + (top_ref==ref) + (left_ref==ref);
* B . . A T T T T
* U . . L . . , .
* U . . L . . . .
* U . . L . . , .
* . . . L . . . .
*/
diagonal_ref = fetch_diagonal_mv(h, &C, index8, list, part_width);
match_count = (diagonal_ref == ref) + (top_ref == ref) + (left_ref == ref);
tprintf(h->s.avctx, "pred_motion match_count=%d\n", match_count);
if(match_count > 1){ //most common
*mx= mid_pred(A[0], B[0], C[0]);
*my= mid_pred(A[1], B[1], C[1]);
}else if(match_count==1){
if(left_ref==ref){
*mx= A[0];
*my= A[1];
}else if(top_ref==ref){
*mx= B[0];
*my= B[1];
}else{
*mx= C[0];
*my= C[1];
if (match_count > 1) { //most common
*mx = mid_pred(A[0], B[0], C[0]);
*my = mid_pred(A[1], B[1], C[1]);
} else if (match_count == 1) {
if (left_ref == ref) {
*mx = A[0];
*my = A[1];
} else if (top_ref == ref) {
*mx = B[0];
*my = B[1];
} else {
*mx = C[0];
*my = C[1];
}
}else{
if(top_ref == PART_NOT_AVAILABLE && diagonal_ref == PART_NOT_AVAILABLE && left_ref != PART_NOT_AVAILABLE){
*mx= A[0];
*my= A[1];
}else{
*mx= mid_pred(A[0], B[0], C[0]);
*my= mid_pred(A[1], B[1], C[1]);
} else {
if (top_ref == PART_NOT_AVAILABLE &&
diagonal_ref == PART_NOT_AVAILABLE &&
left_ref != PART_NOT_AVAILABLE) {
*mx = A[0];
*my = A[1];
} else {
*mx = mid_pred(A[0], B[0], C[0]);
*my = mid_pred(A[1], B[1], C[1]);
}
}
tprintf(h->s.avctx, "pred_motion (%2d %2d %2d) (%2d %2d %2d) (%2d %2d %2d) -> (%2d %2d %2d) at %2d %2d %d list %d\n", top_ref, B[0], B[1], diagonal_ref, C[0], C[1], left_ref, A[0], A[1], ref, *mx, *my, h->s.mb_x, h->s.mb_y, n, list);
tprintf(h->s.avctx,
"pred_motion (%2d %2d %2d) (%2d %2d %2d) (%2d %2d %2d) -> (%2d %2d %2d) at %2d %2d %d list %d\n",
top_ref, B[0], B[1], diagonal_ref, C[0], C[1], left_ref,
A[0], A[1], ref, *mx, *my, h->s.mb_x, h->s.mb_y, n, list);
}
/**
......@@ -147,27 +155,32 @@ static av_always_inline void pred_motion(H264Context * const h, int n, int part_
* @param mx the x component of the predicted motion vector
* @param my the y component of the predicted motion vector
*/
static av_always_inline void pred_16x8_motion(H264Context * const h, int n, int list, int ref, int * const mx, int * const my){
if(n==0){
const int top_ref= h->ref_cache[list][ scan8[0] - 8 ];
const int16_t * const B= h->mv_cache[list][ scan8[0] - 8 ];
tprintf(h->s.avctx, "pred_16x8: (%2d %2d %2d) at %2d %2d %d list %d\n", top_ref, B[0], B[1], h->s.mb_x, h->s.mb_y, n, list);
if(top_ref == ref){
*mx= B[0];
*my= B[1];
static av_always_inline void pred_16x8_motion(H264Context *const h,
int n, int list, int ref,
int *const mx, int *const my)
{
if (n == 0) {
const int top_ref = h->ref_cache[list][scan8[0] - 8];
const int16_t *const B = h->mv_cache[list][scan8[0] - 8];
tprintf(h->s.avctx, "pred_16x8: (%2d %2d %2d) at %2d %2d %d list %d\n",
top_ref, B[0], B[1], h->s.mb_x, h->s.mb_y, n, list);
if (top_ref == ref) {
*mx = B[0];
*my = B[1];
return;
}
}else{
const int left_ref= h->ref_cache[list][ scan8[8] - 1 ];
const int16_t * const A= h->mv_cache[list][ scan8[8] - 1 ];
} else {
const int left_ref = h->ref_cache[list][scan8[8] - 1];
const int16_t *const A = h->mv_cache[list][scan8[8] - 1];
tprintf(h->s.avctx, "pred_16x8: (%2d %2d %2d) at %2d %2d %d list %d\n", left_ref, A[0], A[1], h->s.mb_x, h->s.mb_y, n, list);
tprintf(h->s.avctx, "pred_16x8: (%2d %2d %2d) at %2d %2d %d list %d\n",
left_ref, A[0], A[1], h->s.mb_x, h->s.mb_y, n, list);
if(left_ref == ref){
*mx= A[0];
*my= A[1];
if (left_ref == ref) {
*mx = A[0];
*my = A[1];
return;
}
}
......@@ -182,29 +195,34 @@ static av_always_inline void pred_16x8_motion(H264Context * const h, int n, int
* @param mx the x component of the predicted motion vector
* @param my the y component of the predicted motion vector
*/
static av_always_inline void pred_8x16_motion(H264Context * const h, int n, int list, int ref, int * const mx, int * const my){
if(n==0){
const int left_ref= h->ref_cache[list][ scan8[0] - 1 ];
const int16_t * const A= h->mv_cache[list][ scan8[0] - 1 ];
tprintf(h->s.avctx, "pred_8x16: (%2d %2d %2d) at %2d %2d %d list %d\n", left_ref, A[0], A[1], h->s.mb_x, h->s.mb_y, n, list);
if(left_ref == ref){
*mx= A[0];
*my= A[1];
static av_always_inline void pred_8x16_motion(H264Context *const h,
int n, int list, int ref,
int *const mx, int *const my)
{
if (n == 0) {
const int left_ref = h->ref_cache[list][scan8[0] - 1];
const int16_t *const A = h->mv_cache[list][scan8[0] - 1];
tprintf(h->s.avctx, "pred_8x16: (%2d %2d %2d) at %2d %2d %d list %d\n",
left_ref, A[0], A[1], h->s.mb_x, h->s.mb_y, n, list);
if (left_ref == ref) {
*mx = A[0];
*my = A[1];
return;
}
}else{
const int16_t * C;
} else {
const int16_t *C;
int diagonal_ref;
diagonal_ref= fetch_diagonal_mv(h, &C, scan8[4], list, 2);
diagonal_ref = fetch_diagonal_mv(h, &C, scan8[4], list, 2);
tprintf(h->s.avctx, "pred_8x16: (%2d %2d %2d) at %2d %2d %d list %d\n", diagonal_ref, C[0], C[1], h->s.mb_x, h->s.mb_y, n, list);
tprintf(h->s.avctx, "pred_8x16: (%2d %2d %2d) at %2d %2d %d list %d\n",
diagonal_ref, C[0], C[1], h->s.mb_x, h->s.mb_y, n, list);
if(diagonal_ref == ref){
*mx= C[0];
*my= C[1];
if (diagonal_ref == ref) {
*mx = C[0];
*my = C[1];
return;
}
}
......@@ -213,168 +231,174 @@ static av_always_inline void pred_8x16_motion(H264Context * const h, int n, int
pred_motion(h, n, 2, list, ref, mx, my);
}
#define FIX_MV_MBAFF(type, refn, mvn, idx)\
if(FRAME_MBAFF){\
if(MB_FIELD){\
if(!IS_INTERLACED(type)){\
refn <<= 1;\
AV_COPY32(mvbuf[idx], mvn);\
mvbuf[idx][1] /= 2;\
mvn = mvbuf[idx];\
}\
}else{\
if(IS_INTERLACED(type)){\
refn >>= 1;\
AV_COPY32(mvbuf[idx], mvn);\
mvbuf[idx][1] <<= 1;\
mvn = mvbuf[idx];\
}\
}\
#define FIX_MV_MBAFF(type, refn, mvn, idx) \
if (FRAME_MBAFF) { \
if (MB_FIELD) { \
if (!IS_INTERLACED(type)) { \
refn <<= 1; \
AV_COPY32(mvbuf[idx], mvn); \
mvbuf[idx][1] /= 2; \
mvn = mvbuf[idx]; \
} \
} else { \
if (IS_INTERLACED(type)) { \
refn >>= 1; \
AV_COPY32(mvbuf[idx], mvn); \
mvbuf[idx][1] <<= 1; \
mvn = mvbuf[idx]; \
} \
} \
}
static av_always_inline void pred_pskip_motion(H264Context * const h){
DECLARE_ALIGNED(4, static const int16_t, zeromv)[2] = {0};
static av_always_inline void pred_pskip_motion(H264Context *const h)
{
DECLARE_ALIGNED(4, static const int16_t, zeromv)[2] = { 0 };
DECLARE_ALIGNED(4, int16_t, mvbuf)[3][2];
MpegEncContext * const s = &h->s;
int8_t *ref = s->current_picture.f.ref_index[0];
int16_t (*mv)[2] = s->current_picture.f.motion_val[0];
MpegEncContext *const s = &h->s;
int8_t *ref = s->current_picture.f.ref_index[0];
int16_t(*mv)[2] = s->current_picture.f.motion_val[0];
int top_ref, left_ref, diagonal_ref, match_count, mx, my;
const int16_t *A, *B, *C;
int b_stride = h->b_stride;
fill_rectangle(&h->ref_cache[0][scan8[0]], 4, 4, 8, 0, 1);
/* To avoid doing an entire fill_decode_caches, we inline the relevant parts here.
* FIXME: this is a partial duplicate of the logic in fill_decode_caches, but it's
* faster this way. Is there a way to avoid this duplication?
/* To avoid doing an entire fill_decode_caches, we inline the relevant
* parts here.
* FIXME: this is a partial duplicate of the logic in fill_decode_caches,
* but it's faster this way. Is there a way to avoid this duplication?
*/
if(USES_LIST(h->left_type[LTOP], 0)){
left_ref = ref[4*h->left_mb_xy[LTOP] + 1 + (h->left_block[0]&~1)];
A = mv[h->mb2b_xy[h->left_mb_xy[LTOP]] + 3 + b_stride*h->left_block[0]];
if (USES_LIST(h->left_type[LTOP], 0)) {
left_ref = ref[4 * h->left_mb_xy[LTOP] + 1 + (h->left_block[0] & ~1)];
A = mv[h->mb2b_xy[h->left_mb_xy[LTOP]] + 3 + b_stride * h->left_block[0]];
FIX_MV_MBAFF(h->left_type[LTOP], left_ref, A, 0);
if(!(left_ref | AV_RN32A(A))){
if (!(left_ref | AV_RN32A(A)))
goto zeromv;
}
}else if(h->left_type[LTOP]){
} else if (h->left_type[LTOP]) {
left_ref = LIST_NOT_USED;
A = zeromv;
}else{
A = zeromv;
} else {
goto zeromv;
}
if(USES_LIST(h->top_type, 0)){
top_ref = ref[4*h->top_mb_xy + 2];
B = mv[h->mb2b_xy[h->top_mb_xy] + 3*b_stride];
if (USES_LIST(h->top_type, 0)) {
top_ref = ref[4 * h->top_mb_xy + 2];
B = mv[h->mb2b_xy[h->top_mb_xy] + 3 * b_stride];
FIX_MV_MBAFF(h->top_type, top_ref, B, 1);
if(!(top_ref | AV_RN32A(B))){
if (!(top_ref | AV_RN32A(B)))
goto zeromv;
}
}else if(h->top_type){
} else if (h->top_type) {
top_ref = LIST_NOT_USED;
B = zeromv;
}else{
B = zeromv;
} else {
goto zeromv;
}
tprintf(h->s.avctx, "pred_pskip: (%d) (%d) at %2d %2d\n", top_ref, left_ref, h->s.mb_x, h->s.mb_y);
tprintf(h->s.avctx, "pred_pskip: (%d) (%d) at %2d %2d\n",
top_ref, left_ref, h->s.mb_x, h->s.mb_y);
if(USES_LIST(h->topright_type, 0)){
diagonal_ref = ref[4*h->topright_mb_xy + 2];
C = mv[h->mb2b_xy[h->topright_mb_xy] + 3*b_stride];
if (USES_LIST(h->topright_type, 0)) {
diagonal_ref = ref[4 * h->topright_mb_xy + 2];
C = mv[h->mb2b_xy[h->topright_mb_xy] + 3 * b_stride];
FIX_MV_MBAFF(h->topright_type, diagonal_ref, C, 2);
}else if(h->topright_type){
} else if (h->topright_type) {
diagonal_ref = LIST_NOT_USED;
C = zeromv;
}else{
if(USES_LIST(h->topleft_type, 0)){
diagonal_ref = ref[4*h->topleft_mb_xy + 1 + (h->topleft_partition & 2)];
C = mv[h->mb2b_xy[h->topleft_mb_xy] + 3 + b_stride + (h->topleft_partition & 2*b_stride)];
} else {
if (USES_LIST(h->topleft_type, 0)) {
diagonal_ref = ref[4 * h->topleft_mb_xy + 1 +
(h->topleft_partition & 2)];
C = mv[h->mb2b_xy[h->topleft_mb_xy] + 3 + b_stride +
(h->topleft_partition & 2 * b_stride)];
FIX_MV_MBAFF(h->topleft_type, diagonal_ref, C, 2);
}else if(h->topleft_type){
} else if (h->topleft_type) {
diagonal_ref = LIST_NOT_USED;
C = zeromv;
}else{
C = zeromv;
} else {
diagonal_ref = PART_NOT_AVAILABLE;
C = zeromv;
C = zeromv;
}
}
match_count= !diagonal_ref + !top_ref + !left_ref;
match_count = !diagonal_ref + !top_ref + !left_ref;
tprintf(h->s.avctx, "pred_pskip_motion match_count=%d\n", match_count);
if(match_count > 1){
if (match_count > 1) {
mx = mid_pred(A[0], B[0], C[0]);
my = mid_pred(A[1], B[1], C[1]);
}else if(match_count==1){
if(!left_ref){
} else if (match_count == 1) {
if (!left_ref) {
mx = A[0];
my = A[1];
}else if(!top_ref){
} else if (!top_ref) {
mx = B[0];
my = B[1];
}else{
} else {
mx = C[0];
my = C[1];
}
}else{
} else {
mx = mid_pred(A[0], B[0], C[0]);
my = mid_pred(A[1], B[1], C[1]);
}
fill_rectangle( h->mv_cache[0][scan8[0]], 4, 4, 8, pack16to32(mx,my), 4);
fill_rectangle(h->mv_cache[0][scan8[0]], 4, 4, 8, pack16to32(mx, my), 4);
return;
zeromv:
fill_rectangle( h->mv_cache[0][scan8[0]], 4, 4, 8, 0, 4);
fill_rectangle(h->mv_cache[0][scan8[0]], 4, 4, 8, 0, 4);
return;
}
static void fill_decode_neighbors(H264Context *h, int mb_type){
MpegEncContext * const s = &h->s;
const int mb_xy= h->mb_xy;
static void fill_decode_neighbors(H264Context *h, int mb_type)
{
MpegEncContext *const s = &h->s;
const int mb_xy = h->mb_xy;
int topleft_xy, top_xy, topright_xy, left_xy[LEFT_MBS];
static const uint8_t left_block_options[4][32]={
{0,1,2,3,7,10,8,11,3+0*4, 3+1*4, 3+2*4, 3+3*4, 1+4*4, 1+8*4, 1+5*4, 1+9*4},
{2,2,3,3,8,11,8,11,3+2*4, 3+2*4, 3+3*4, 3+3*4, 1+5*4, 1+9*4, 1+5*4, 1+9*4},
{0,0,1,1,7,10,7,10,3+0*4, 3+0*4, 3+1*4, 3+1*4, 1+4*4, 1+8*4, 1+4*4, 1+8*4},
{0,2,0,2,7,10,7,10,3+0*4, 3+2*4, 3+0*4, 3+2*4, 1+4*4, 1+8*4, 1+4*4, 1+8*4}
static const uint8_t left_block_options[4][32] = {
{ 0, 1, 2, 3, 7, 10, 8, 11, 3 + 0 * 4, 3 + 1 * 4, 3 + 2 * 4, 3 + 3 * 4, 1 + 4 * 4, 1 + 8 * 4, 1 + 5 * 4, 1 + 9 * 4 },
{ 2, 2, 3, 3, 8, 11, 8, 11, 3 + 2 * 4, 3 + 2 * 4, 3 + 3 * 4, 3 + 3 * 4, 1 + 5 * 4, 1 + 9 * 4, 1 + 5 * 4, 1 + 9 * 4 },
{ 0, 0, 1, 1, 7, 10, 7, 10, 3 + 0 * 4, 3 + 0 * 4, 3 + 1 * 4, 3 + 1 * 4, 1 + 4 * 4, 1 + 8 * 4, 1 + 4 * 4, 1 + 8 * 4 },
{ 0, 2, 0, 2, 7, 10, 7, 10, 3 + 0 * 4, 3 + 2 * 4, 3 + 0 * 4, 3 + 2 * 4, 1 + 4 * 4, 1 + 8 * 4, 1 + 4 * 4, 1 + 8 * 4 }
};
h->topleft_partition= -1;
h->topleft_partition = -1;
top_xy = mb_xy - (s->mb_stride << MB_FIELD);
top_xy = mb_xy - (s->mb_stride << MB_FIELD);
/* Wow, what a mess, why didn't they simplify the interlacing & intra
* stuff, I can't imagine that these complex rules are worth it. */
topleft_xy = top_xy - 1;
topright_xy= top_xy + 1;
left_xy[LBOT] = left_xy[LTOP] = mb_xy-1;
topleft_xy = top_xy - 1;
topright_xy = top_xy + 1;
left_xy[LBOT] = left_xy[LTOP] = mb_xy - 1;
h->left_block = left_block_options[0];
if(FRAME_MBAFF){
if (FRAME_MBAFF) {
const int left_mb_field_flag = IS_INTERLACED(s->current_picture.f.mb_type[mb_xy - 1]);
const int curr_mb_field_flag = IS_INTERLACED(mb_type);
if(s->mb_y&1){
if (s->mb_y & 1) {
if (left_mb_field_flag != curr_mb_field_flag) {
left_xy[LBOT] = left_xy[LTOP] = mb_xy - s->mb_stride - 1;
if (curr_mb_field_flag) {
left_xy[LBOT] += s->mb_stride;
h->left_block = left_block_options[3];
h->left_block = left_block_options[3];
} else {
topleft_xy += s->mb_stride;
// take top left mv from the middle of the mb, as opposed to all other modes which use the bottom right partition
/* take top left mv from the middle of the mb, as opposed
* to all other modes which use the bottom right partition */
h->topleft_partition = 0;
h->left_block = left_block_options[1];
h->left_block = left_block_options[1];
}
}
}else{
if(curr_mb_field_flag){
} else {
if (curr_mb_field_flag) {
topleft_xy += s->mb_stride & (((s->current_picture.f.mb_type[top_xy - 1] >> 7) & 1) - 1);
topright_xy += s->mb_stride & (((s->current_picture.f.mb_type[top_xy + 1] >> 7) & 1) - 1);
top_xy += s->mb_stride & (((s->current_picture.f.mb_type[top_xy ] >> 7) & 1) - 1);
top_xy += s->mb_stride & (((s->current_picture.f.mb_type[top_xy] >> 7) & 1) - 1);
}
if (left_mb_field_flag != curr_mb_field_flag) {
if (curr_mb_field_flag) {
left_xy[LBOT] += s->mb_stride;
h->left_block = left_block_options[3];
h->left_block = left_block_options[3];
} else {
h->left_block = left_block_options[2];
}
......@@ -382,9 +406,9 @@ static void fill_decode_neighbors(H264Context *h, int mb_type){
}
}
h->topleft_mb_xy = topleft_xy;
h->top_mb_xy = top_xy;
h->topright_mb_xy= topright_xy;
h->topleft_mb_xy = topleft_xy;
h->top_mb_xy = top_xy;
h->topright_mb_xy = topright_xy;
h->left_mb_xy[LTOP] = left_xy[LTOP];
h->left_mb_xy[LBOT] = left_xy[LBOT];
//FIXME do we need all in the context?
......@@ -395,351 +419,372 @@ static void fill_decode_neighbors(H264Context *h, int mb_type){
h->left_type[LTOP] = s->current_picture.f.mb_type[left_xy[LTOP]];
h->left_type[LBOT] = s->current_picture.f.mb_type[left_xy[LBOT]];
if(FMO){
if(h->slice_table[topleft_xy ] != h->slice_num) h->topleft_type = 0;
if(h->slice_table[top_xy ] != h->slice_num) h->top_type = 0;
if(h->slice_table[left_xy[LTOP] ] != h->slice_num) h->left_type[LTOP] = h->left_type[LBOT] = 0;
}else{
if(h->slice_table[topleft_xy ] != h->slice_num){
if (FMO) {
if (h->slice_table[topleft_xy] != h->slice_num)
h->topleft_type = 0;
if (h->slice_table[top_xy] != h->slice_num)
h->top_type = 0;
if (h->slice_table[left_xy[LTOP]] != h->slice_num)
h->left_type[LTOP] = h->left_type[LBOT] = 0;
} else {
if (h->slice_table[topleft_xy] != h->slice_num) {
h->topleft_type = 0;
if(h->slice_table[top_xy ] != h->slice_num) h->top_type = 0;
if(h->slice_table[left_xy[LTOP] ] != h->slice_num) h->left_type[LTOP] = h->left_type[LBOT] = 0;
if (h->slice_table[top_xy] != h->slice_num)
h->top_type = 0;
if (h->slice_table[left_xy[LTOP]] != h->slice_num)
h->left_type[LTOP] = h->left_type[LBOT] = 0;
}
}
if(h->slice_table[topright_xy] != h->slice_num) h->topright_type= 0;
if (h->slice_table[topright_xy] != h->slice_num)
h->topright_type = 0;
}
static void fill_decode_caches(H264Context *h, int mb_type){
MpegEncContext * const s = &h->s;
static void fill_decode_caches(H264Context *h, int mb_type)
{
MpegEncContext *const s = &h->s;
int topleft_xy, top_xy, topright_xy, left_xy[LEFT_MBS];
int topleft_type, top_type, topright_type, left_type[LEFT_MBS];
const uint8_t * left_block= h->left_block;
const uint8_t *left_block = h->left_block;
int i;
uint8_t *nnz;
uint8_t *nnz_cache;
topleft_xy = h->topleft_mb_xy;
top_xy = h->top_mb_xy;
topright_xy = h->topright_mb_xy;
left_xy[LTOP] = h->left_mb_xy[LTOP];
left_xy[LBOT] = h->left_mb_xy[LBOT];
topleft_type = h->topleft_type;
top_type = h->top_type;
topright_type = h->topright_type;
left_type[LTOP]= h->left_type[LTOP];
left_type[LBOT]= h->left_type[LBOT];
if(!IS_SKIP(mb_type)){
if(IS_INTRA(mb_type)){
int type_mask= h->pps.constrained_intra_pred ? IS_INTRA(-1) : -1;
h->topleft_samples_available=
h->top_samples_available=
h->left_samples_available= 0xFFFF;
h->topright_samples_available= 0xEEEA;
if(!(top_type & type_mask)){
h->topleft_samples_available= 0xB3FF;
h->top_samples_available= 0x33FF;
h->topright_samples_available= 0x26EA;
topleft_xy = h->topleft_mb_xy;
top_xy = h->top_mb_xy;
topright_xy = h->topright_mb_xy;
left_xy[LTOP] = h->left_mb_xy[LTOP];
left_xy[LBOT] = h->left_mb_xy[LBOT];
topleft_type = h->topleft_type;
top_type = h->top_type;
topright_type = h->topright_type;
left_type[LTOP] = h->left_type[LTOP];
left_type[LBOT] = h->left_type[LBOT];
if (!IS_SKIP(mb_type)) {
if (IS_INTRA(mb_type)) {
int type_mask = h->pps.constrained_intra_pred ? IS_INTRA(-1) : -1;
h->topleft_samples_available =
h->top_samples_available =
h->left_samples_available = 0xFFFF;
h->topright_samples_available = 0xEEEA;
if (!(top_type & type_mask)) {
h->topleft_samples_available = 0xB3FF;
h->top_samples_available = 0x33FF;
h->topright_samples_available = 0x26EA;
}
if(IS_INTERLACED(mb_type) != IS_INTERLACED(left_type[LTOP])){
if(IS_INTERLACED(mb_type)){
if(!(left_type[LTOP] & type_mask)){
h->topleft_samples_available&= 0xDFFF;
h->left_samples_available&= 0x5FFF;
if (IS_INTERLACED(mb_type) != IS_INTERLACED(left_type[LTOP])) {
if (IS_INTERLACED(mb_type)) {
if (!(left_type[LTOP] & type_mask)) {
h->topleft_samples_available &= 0xDFFF;
h->left_samples_available &= 0x5FFF;
}
if(!(left_type[LBOT] & type_mask)){
h->topleft_samples_available&= 0xFF5F;
h->left_samples_available&= 0xFF5F;
if (!(left_type[LBOT] & type_mask)) {
h->topleft_samples_available &= 0xFF5F;
h->left_samples_available &= 0xFF5F;
}
}else{
} else {
int left_typei = s->current_picture.f.mb_type[left_xy[LTOP] + s->mb_stride];
assert(left_xy[LTOP] == left_xy[LBOT]);
if(!((left_typei & type_mask) && (left_type[LTOP] & type_mask))){
h->topleft_samples_available&= 0xDF5F;
h->left_samples_available&= 0x5F5F;
if (!((left_typei & type_mask) && (left_type[LTOP] & type_mask))) {
h->topleft_samples_available &= 0xDF5F;
h->left_samples_available &= 0x5F5F;
}
}
}else{
if(!(left_type[LTOP] & type_mask)){
h->topleft_samples_available&= 0xDF5F;
h->left_samples_available&= 0x5F5F;
} else {
if (!(left_type[LTOP] & type_mask)) {
h->topleft_samples_available &= 0xDF5F;
h->left_samples_available &= 0x5F5F;
}
}
if(!(topleft_type & type_mask))
h->topleft_samples_available&= 0x7FFF;
if (!(topleft_type & type_mask))
h->topleft_samples_available &= 0x7FFF;
if(!(topright_type & type_mask))
h->topright_samples_available&= 0xFBFF;
if (!(topright_type & type_mask))
h->topright_samples_available &= 0xFBFF;
if(IS_INTRA4x4(mb_type)){
if(IS_INTRA4x4(top_type)){
AV_COPY32(h->intra4x4_pred_mode_cache+4+8*0, h->intra4x4_pred_mode + h->mb2br_xy[top_xy]);
}else{
h->intra4x4_pred_mode_cache[4+8*0]=
h->intra4x4_pred_mode_cache[5+8*0]=
h->intra4x4_pred_mode_cache[6+8*0]=
h->intra4x4_pred_mode_cache[7+8*0]= 2 - 3*!(top_type & type_mask);
if (IS_INTRA4x4(mb_type)) {
if (IS_INTRA4x4(top_type)) {
AV_COPY32(h->intra4x4_pred_mode_cache + 4 + 8 * 0, h->intra4x4_pred_mode + h->mb2br_xy[top_xy]);
} else {
h->intra4x4_pred_mode_cache[4 + 8 * 0] =
h->intra4x4_pred_mode_cache[5 + 8 * 0] =
h->intra4x4_pred_mode_cache[6 + 8 * 0] =
h->intra4x4_pred_mode_cache[7 + 8 * 0] = 2 - 3 * !(top_type & type_mask);
}
for(i=0; i<2; i++){
if(IS_INTRA4x4(left_type[LEFT(i)])){
int8_t *mode= h->intra4x4_pred_mode + h->mb2br_xy[left_xy[LEFT(i)]];
h->intra4x4_pred_mode_cache[3+8*1 + 2*8*i]= mode[6-left_block[0+2*i]];
h->intra4x4_pred_mode_cache[3+8*2 + 2*8*i]= mode[6-left_block[1+2*i]];
}else{
h->intra4x4_pred_mode_cache[3+8*1 + 2*8*i]=
h->intra4x4_pred_mode_cache[3+8*2 + 2*8*i]= 2 - 3*!(left_type[LEFT(i)] & type_mask);
for (i = 0; i < 2; i++) {
if (IS_INTRA4x4(left_type[LEFT(i)])) {
int8_t *mode = h->intra4x4_pred_mode + h->mb2br_xy[left_xy[LEFT(i)]];
h->intra4x4_pred_mode_cache[3 + 8 * 1 + 2 * 8 * i] = mode[6 - left_block[0 + 2 * i]];
h->intra4x4_pred_mode_cache[3 + 8 * 2 + 2 * 8 * i] = mode[6 - left_block[1 + 2 * i]];
} else {
h->intra4x4_pred_mode_cache[3 + 8 * 1 + 2 * 8 * i] =
h->intra4x4_pred_mode_cache[3 + 8 * 2 + 2 * 8 * i] = 2 - 3 * !(left_type[LEFT(i)] & type_mask);
}
}
}
}
/*
0 . T T. T T T T
1 L . .L . . . .
2 L . .L . . . .
3 . T TL . . . .
4 L . .L . . . .
5 L . .. . . . .
*/
//FIXME constraint_intra_pred & partitioning & nnz (let us hope this is just a typo in the spec)
nnz_cache = h->non_zero_count_cache;
if(top_type){
nnz = h->non_zero_count[top_xy];
AV_COPY32(&nnz_cache[4+8* 0], &nnz[4*3]);
if(!s->chroma_y_shift){
AV_COPY32(&nnz_cache[4+8* 5], &nnz[4* 7]);
AV_COPY32(&nnz_cache[4+8*10], &nnz[4*11]);
}else{
AV_COPY32(&nnz_cache[4+8* 5], &nnz[4* 5]);
AV_COPY32(&nnz_cache[4+8*10], &nnz[4* 9]);
/*
* 0 . T T. T T T T
* 1 L . .L . . . .
* 2 L . .L . . . .
* 3 . T TL . . . .
* 4 L . .L . . . .
* 5 L . .. . . . .
*/
/* FIXME: constraint_intra_pred & partitioning & nnz
* (let us hope this is just a typo in the spec) */
nnz_cache = h->non_zero_count_cache;
if (top_type) {
nnz = h->non_zero_count[top_xy];
AV_COPY32(&nnz_cache[4 + 8 * 0], &nnz[4 * 3]);
if (!s->chroma_y_shift) {
AV_COPY32(&nnz_cache[4 + 8 * 5], &nnz[4 * 7]);
AV_COPY32(&nnz_cache[4 + 8 * 10], &nnz[4 * 11]);
} else {
AV_COPY32(&nnz_cache[4 + 8 * 5], &nnz[4 * 5]);
AV_COPY32(&nnz_cache[4 + 8 * 10], &nnz[4 * 9]);
}
} else {
uint32_t top_empty = CABAC && !IS_INTRA(mb_type) ? 0 : 0x40404040;
AV_WN32A(&nnz_cache[4 + 8 * 0], top_empty);
AV_WN32A(&nnz_cache[4 + 8 * 5], top_empty);
AV_WN32A(&nnz_cache[4 + 8 * 10], top_empty);
}
}else{
uint32_t top_empty = CABAC && !IS_INTRA(mb_type) ? 0 : 0x40404040;
AV_WN32A(&nnz_cache[4+8* 0], top_empty);
AV_WN32A(&nnz_cache[4+8* 5], top_empty);
AV_WN32A(&nnz_cache[4+8*10], top_empty);
}
for (i=0; i<2; i++) {
if(left_type[LEFT(i)]){
nnz = h->non_zero_count[left_xy[LEFT(i)]];
nnz_cache[3+8* 1 + 2*8*i]= nnz[left_block[8+0+2*i]];
nnz_cache[3+8* 2 + 2*8*i]= nnz[left_block[8+1+2*i]];
if(CHROMA444){
nnz_cache[3+8* 6 + 2*8*i]= nnz[left_block[8+0+2*i]+4*4];
nnz_cache[3+8* 7 + 2*8*i]= nnz[left_block[8+1+2*i]+4*4];
nnz_cache[3+8*11 + 2*8*i]= nnz[left_block[8+0+2*i]+8*4];
nnz_cache[3+8*12 + 2*8*i]= nnz[left_block[8+1+2*i]+8*4];
}else if(CHROMA422) {
nnz_cache[3+8* 6 + 2*8*i]= nnz[left_block[8+0+2*i]-2+4*4];
nnz_cache[3+8* 7 + 2*8*i]= nnz[left_block[8+1+2*i]-2+4*4];
nnz_cache[3+8*11 + 2*8*i]= nnz[left_block[8+0+2*i]-2+8*4];
nnz_cache[3+8*12 + 2*8*i]= nnz[left_block[8+1+2*i]-2+8*4];
}else{
nnz_cache[3+8* 6 + 8*i]= nnz[left_block[8+4+2*i]];
nnz_cache[3+8*11 + 8*i]= nnz[left_block[8+5+2*i]];
for (i = 0; i < 2; i++) {
if (left_type[LEFT(i)]) {
nnz = h->non_zero_count[left_xy[LEFT(i)]];
nnz_cache[3 + 8 * 1 + 2 * 8 * i] = nnz[left_block[8 + 0 + 2 * i]];
nnz_cache[3 + 8 * 2 + 2 * 8 * i] = nnz[left_block[8 + 1 + 2 * i]];
if (CHROMA444) {
nnz_cache[3 + 8 * 6 + 2 * 8 * i] = nnz[left_block[8 + 0 + 2 * i] + 4 * 4];
nnz_cache[3 + 8 * 7 + 2 * 8 * i] = nnz[left_block[8 + 1 + 2 * i] + 4 * 4];
nnz_cache[3 + 8 * 11 + 2 * 8 * i] = nnz[left_block[8 + 0 + 2 * i] + 8 * 4];
nnz_cache[3 + 8 * 12 + 2 * 8 * i] = nnz[left_block[8 + 1 + 2 * i] + 8 * 4];
} else if (CHROMA422) {
nnz_cache[3 + 8 * 6 + 2 * 8 * i] = nnz[left_block[8 + 0 + 2 * i] - 2 + 4 * 4];
nnz_cache[3 + 8 * 7 + 2 * 8 * i] = nnz[left_block[8 + 1 + 2 * i] - 2 + 4 * 4];
nnz_cache[3 + 8 * 11 + 2 * 8 * i] = nnz[left_block[8 + 0 + 2 * i] - 2 + 8 * 4];
nnz_cache[3 + 8 * 12 + 2 * 8 * i] = nnz[left_block[8 + 1 + 2 * i] - 2 + 8 * 4];
} else {
nnz_cache[3 + 8 * 6 + 8 * i] = nnz[left_block[8 + 4 + 2 * i]];
nnz_cache[3 + 8 * 11 + 8 * i] = nnz[left_block[8 + 5 + 2 * i]];
}
} else {
nnz_cache[3 + 8 * 1 + 2 * 8 * i] =
nnz_cache[3 + 8 * 2 + 2 * 8 * i] =
nnz_cache[3 + 8 * 6 + 2 * 8 * i] =
nnz_cache[3 + 8 * 7 + 2 * 8 * i] =
nnz_cache[3 + 8 * 11 + 2 * 8 * i] =
nnz_cache[3 + 8 * 12 + 2 * 8 * i] = CABAC && !IS_INTRA(mb_type) ? 0 : 64;
}
}else{
nnz_cache[3+8* 1 + 2*8*i]=
nnz_cache[3+8* 2 + 2*8*i]=
nnz_cache[3+8* 6 + 2*8*i]=
nnz_cache[3+8* 7 + 2*8*i]=
nnz_cache[3+8*11 + 2*8*i]=
nnz_cache[3+8*12 + 2*8*i]= CABAC && !IS_INTRA(mb_type) ? 0 : 64;
}
}
if( CABAC ) {
// top_cbp
if(top_type) {
h->top_cbp = h->cbp_table[top_xy];
} else {
h->top_cbp = IS_INTRA(mb_type) ? 0x7CF : 0x00F;
}
// left_cbp
if (left_type[LTOP]) {
h->left_cbp = (h->cbp_table[left_xy[LTOP]] & 0x7F0)
| ((h->cbp_table[left_xy[LTOP]]>>(left_block[0]&(~1)))&2)
| (((h->cbp_table[left_xy[LBOT]]>>(left_block[2]&(~1)))&2) << 2);
} else {
h->left_cbp = IS_INTRA(mb_type) ? 0x7CF : 0x00F;
if (CABAC) {
// top_cbp
if (top_type)
h->top_cbp = h->cbp_table[top_xy];
else
h->top_cbp = IS_INTRA(mb_type) ? 0x7CF : 0x00F;
// left_cbp
if (left_type[LTOP]) {
h->left_cbp = (h->cbp_table[left_xy[LTOP]] & 0x7F0) |
((h->cbp_table[left_xy[LTOP]] >> (left_block[0] & (~1))) & 2) |
(((h->cbp_table[left_xy[LBOT]] >> (left_block[2] & (~1))) & 2) << 2);
} else {
h->left_cbp = IS_INTRA(mb_type) ? 0x7CF : 0x00F;
}
}
}
}
if(IS_INTER(mb_type) || (IS_DIRECT(mb_type) && h->direct_spatial_mv_pred)){
if (IS_INTER(mb_type) || (IS_DIRECT(mb_type) && h->direct_spatial_mv_pred)) {
int list;
int b_stride = h->b_stride;
for(list=0; list<h->list_count; list++){
for (list = 0; list < h->list_count; list++) {
int8_t *ref_cache = &h->ref_cache[list][scan8[0]];
int8_t *ref = s->current_picture.f.ref_index[list];
int16_t (*mv_cache)[2] = &h->mv_cache[list][scan8[0]];
int16_t (*mv)[2] = s->current_picture.f.motion_val[list];
if(!USES_LIST(mb_type, list)){
int16_t(*mv_cache)[2] = &h->mv_cache[list][scan8[0]];
int16_t(*mv)[2] = s->current_picture.f.motion_val[list];
if (!USES_LIST(mb_type, list))
continue;
}
assert(!(IS_DIRECT(mb_type) && !h->direct_spatial_mv_pred));
if(USES_LIST(top_type, list)){
const int b_xy= h->mb2b_xy[top_xy] + 3*b_stride;
AV_COPY128(mv_cache[0 - 1*8], mv[b_xy + 0]);
ref_cache[0 - 1*8]=
ref_cache[1 - 1*8]= ref[4*top_xy + 2];
ref_cache[2 - 1*8]=
ref_cache[3 - 1*8]= ref[4*top_xy + 3];
}else{
AV_ZERO128(mv_cache[0 - 1*8]);
AV_WN32A(&ref_cache[0 - 1*8], ((top_type ? LIST_NOT_USED : PART_NOT_AVAILABLE)&0xFF)*0x01010101u);
if (USES_LIST(top_type, list)) {
const int b_xy = h->mb2b_xy[top_xy] + 3 * b_stride;
AV_COPY128(mv_cache[0 - 1 * 8], mv[b_xy + 0]);
ref_cache[0 - 1 * 8] =
ref_cache[1 - 1 * 8] = ref[4 * top_xy + 2];
ref_cache[2 - 1 * 8] =
ref_cache[3 - 1 * 8] = ref[4 * top_xy + 3];
} else {
AV_ZERO128(mv_cache[0 - 1 * 8]);
AV_WN32A(&ref_cache[0 - 1 * 8],
((top_type ? LIST_NOT_USED : PART_NOT_AVAILABLE) & 0xFF) * 0x01010101u);
}
if(mb_type & (MB_TYPE_16x8|MB_TYPE_8x8)){
for(i=0; i<2; i++){
int cache_idx = -1 + i*2*8;
if(USES_LIST(left_type[LEFT(i)], list)){
const int b_xy= h->mb2b_xy[left_xy[LEFT(i)]] + 3;
const int b8_xy= 4*left_xy[LEFT(i)] + 1;
AV_COPY32(mv_cache[cache_idx ], mv[b_xy + b_stride*left_block[0+i*2]]);
AV_COPY32(mv_cache[cache_idx+8], mv[b_xy + b_stride*left_block[1+i*2]]);
ref_cache[cache_idx ]= ref[b8_xy + (left_block[0+i*2]&~1)];
ref_cache[cache_idx+8]= ref[b8_xy + (left_block[1+i*2]&~1)];
}else{
AV_ZERO32(mv_cache[cache_idx ]);
AV_ZERO32(mv_cache[cache_idx+8]);
ref_cache[cache_idx ]=
ref_cache[cache_idx+8]= (left_type[LEFT(i)]) ? LIST_NOT_USED : PART_NOT_AVAILABLE;
if (mb_type & (MB_TYPE_16x8 | MB_TYPE_8x8)) {
for (i = 0; i < 2; i++) {
int cache_idx = -1 + i * 2 * 8;
if (USES_LIST(left_type[LEFT(i)], list)) {
const int b_xy = h->mb2b_xy[left_xy[LEFT(i)]] + 3;
const int b8_xy = 4 * left_xy[LEFT(i)] + 1;
AV_COPY32(mv_cache[cache_idx],
mv[b_xy + b_stride * left_block[0 + i * 2]]);
AV_COPY32(mv_cache[cache_idx + 8],
mv[b_xy + b_stride * left_block[1 + i * 2]]);
ref_cache[cache_idx] = ref[b8_xy + (left_block[0 + i * 2] & ~1)];
ref_cache[cache_idx + 8] = ref[b8_xy + (left_block[1 + i * 2] & ~1)];
} else {
AV_ZERO32(mv_cache[cache_idx]);
AV_ZERO32(mv_cache[cache_idx + 8]);
ref_cache[cache_idx] =
ref_cache[cache_idx + 8] = (left_type[LEFT(i)]) ? LIST_NOT_USED
: PART_NOT_AVAILABLE;
}
}
}
}else{
if(USES_LIST(left_type[LTOP], list)){
const int b_xy= h->mb2b_xy[left_xy[LTOP]] + 3;
const int b8_xy= 4*left_xy[LTOP] + 1;
AV_COPY32(mv_cache[-1], mv[b_xy + b_stride*left_block[0]]);
ref_cache[-1]= ref[b8_xy + (left_block[0]&~1)];
}else{
} else {
if (USES_LIST(left_type[LTOP], list)) {
const int b_xy = h->mb2b_xy[left_xy[LTOP]] + 3;
const int b8_xy = 4 * left_xy[LTOP] + 1;
AV_COPY32(mv_cache[-1], mv[b_xy + b_stride * left_block[0]]);
ref_cache[-1] = ref[b8_xy + (left_block[0] & ~1)];
} else {
AV_ZERO32(mv_cache[-1]);
ref_cache[-1]= left_type[LTOP] ? LIST_NOT_USED : PART_NOT_AVAILABLE;
ref_cache[-1] = left_type[LTOP] ? LIST_NOT_USED
: PART_NOT_AVAILABLE;
}
}
if(USES_LIST(topright_type, list)){
const int b_xy= h->mb2b_xy[topright_xy] + 3*b_stride;
AV_COPY32(mv_cache[4 - 1*8], mv[b_xy]);
ref_cache[4 - 1*8]= ref[4*topright_xy + 2];
}else{
AV_ZERO32(mv_cache[4 - 1*8]);
ref_cache[4 - 1*8]= topright_type ? LIST_NOT_USED : PART_NOT_AVAILABLE;
if (USES_LIST(topright_type, list)) {
const int b_xy = h->mb2b_xy[topright_xy] + 3 * b_stride;
AV_COPY32(mv_cache[4 - 1 * 8], mv[b_xy]);
ref_cache[4 - 1 * 8] = ref[4 * topright_xy + 2];
} else {
AV_ZERO32(mv_cache[4 - 1 * 8]);
ref_cache[4 - 1 * 8] = topright_type ? LIST_NOT_USED
: PART_NOT_AVAILABLE;
}
if(ref_cache[4 - 1*8] < 0){
if(USES_LIST(topleft_type, list)){
const int b_xy = h->mb2b_xy[topleft_xy] + 3 + b_stride + (h->topleft_partition & 2*b_stride);
const int b8_xy= 4*topleft_xy + 1 + (h->topleft_partition & 2);
AV_COPY32(mv_cache[-1 - 1*8], mv[b_xy]);
ref_cache[-1 - 1*8]= ref[b8_xy];
}else{
AV_ZERO32(mv_cache[-1 - 1*8]);
ref_cache[-1 - 1*8]= topleft_type ? LIST_NOT_USED : PART_NOT_AVAILABLE;
if (ref_cache[4 - 1 * 8] < 0) {
if (USES_LIST(topleft_type, list)) {
const int b_xy = h->mb2b_xy[topleft_xy] + 3 + b_stride +
(h->topleft_partition & 2 * b_stride);
const int b8_xy = 4 * topleft_xy + 1 + (h->topleft_partition & 2);
AV_COPY32(mv_cache[-1 - 1 * 8], mv[b_xy]);
ref_cache[-1 - 1 * 8] = ref[b8_xy];
} else {
AV_ZERO32(mv_cache[-1 - 1 * 8]);
ref_cache[-1 - 1 * 8] = topleft_type ? LIST_NOT_USED
: PART_NOT_AVAILABLE;
}
}
if((mb_type&(MB_TYPE_SKIP|MB_TYPE_DIRECT2)) && !FRAME_MBAFF)
if ((mb_type & (MB_TYPE_SKIP | MB_TYPE_DIRECT2)) && !FRAME_MBAFF)
continue;
if(!(mb_type&(MB_TYPE_SKIP|MB_TYPE_DIRECT2))){
uint8_t (*mvd_cache)[2] = &h->mvd_cache[list][scan8[0]];
uint8_t (*mvd)[2] = h->mvd_table[list];
ref_cache[2+8*0] =
ref_cache[2+8*2] = PART_NOT_AVAILABLE;
AV_ZERO32(mv_cache[2+8*0]);
AV_ZERO32(mv_cache[2+8*2]);
if( CABAC ) {
if(USES_LIST(top_type, list)){
const int b_xy= h->mb2br_xy[top_xy];
AV_COPY64(mvd_cache[0 - 1*8], mvd[b_xy + 0]);
}else{
AV_ZERO64(mvd_cache[0 - 1*8]);
if (!(mb_type & (MB_TYPE_SKIP | MB_TYPE_DIRECT2))) {
uint8_t(*mvd_cache)[2] = &h->mvd_cache[list][scan8[0]];
uint8_t(*mvd)[2] = h->mvd_table[list];
ref_cache[2 + 8 * 0] =
ref_cache[2 + 8 * 2] = PART_NOT_AVAILABLE;
AV_ZERO32(mv_cache[2 + 8 * 0]);
AV_ZERO32(mv_cache[2 + 8 * 2]);
if (CABAC) {
if (USES_LIST(top_type, list)) {
const int b_xy = h->mb2br_xy[top_xy];
AV_COPY64(mvd_cache[0 - 1 * 8], mvd[b_xy + 0]);
} else {
AV_ZERO64(mvd_cache[0 - 1 * 8]);
}
if(USES_LIST(left_type[LTOP], list)){
const int b_xy= h->mb2br_xy[left_xy[LTOP]] + 6;
AV_COPY16(mvd_cache[-1 + 0*8], mvd[b_xy - left_block[0]]);
AV_COPY16(mvd_cache[-1 + 1*8], mvd[b_xy - left_block[1]]);
}else{
AV_ZERO16(mvd_cache[-1 + 0*8]);
AV_ZERO16(mvd_cache[-1 + 1*8]);
if (USES_LIST(left_type[LTOP], list)) {
const int b_xy = h->mb2br_xy[left_xy[LTOP]] + 6;
AV_COPY16(mvd_cache[-1 + 0 * 8], mvd[b_xy - left_block[0]]);
AV_COPY16(mvd_cache[-1 + 1 * 8], mvd[b_xy - left_block[1]]);
} else {
AV_ZERO16(mvd_cache[-1 + 0 * 8]);
AV_ZERO16(mvd_cache[-1 + 1 * 8]);
}
if(USES_LIST(left_type[LBOT], list)){
const int b_xy= h->mb2br_xy[left_xy[LBOT]] + 6;
AV_COPY16(mvd_cache[-1 + 2*8], mvd[b_xy - left_block[2]]);
AV_COPY16(mvd_cache[-1 + 3*8], mvd[b_xy - left_block[3]]);
}else{
AV_ZERO16(mvd_cache[-1 + 2*8]);
AV_ZERO16(mvd_cache[-1 + 3*8]);
if (USES_LIST(left_type[LBOT], list)) {
const int b_xy = h->mb2br_xy[left_xy[LBOT]] + 6;
AV_COPY16(mvd_cache[-1 + 2 * 8], mvd[b_xy - left_block[2]]);
AV_COPY16(mvd_cache[-1 + 3 * 8], mvd[b_xy - left_block[3]]);
} else {
AV_ZERO16(mvd_cache[-1 + 2 * 8]);
AV_ZERO16(mvd_cache[-1 + 3 * 8]);
}
AV_ZERO16(mvd_cache[2+8*0]);
AV_ZERO16(mvd_cache[2+8*2]);
if(h->slice_type_nos == AV_PICTURE_TYPE_B){
AV_ZERO16(mvd_cache[2 + 8 * 0]);
AV_ZERO16(mvd_cache[2 + 8 * 2]);
if (h->slice_type_nos == AV_PICTURE_TYPE_B) {
uint8_t *direct_cache = &h->direct_cache[scan8[0]];
uint8_t *direct_table = h->direct_table;
fill_rectangle(direct_cache, 4, 4, 8, MB_TYPE_16x16>>1, 1);
if(IS_DIRECT(top_type)){
AV_WN32A(&direct_cache[-1*8], 0x01010101u*(MB_TYPE_DIRECT2>>1));
}else if(IS_8X8(top_type)){
int b8_xy = 4*top_xy;
direct_cache[0 - 1*8]= direct_table[b8_xy + 2];
direct_cache[2 - 1*8]= direct_table[b8_xy + 3];
}else{
AV_WN32A(&direct_cache[-1*8], 0x01010101*(MB_TYPE_16x16>>1));
fill_rectangle(direct_cache, 4, 4, 8, MB_TYPE_16x16 >> 1, 1);
if (IS_DIRECT(top_type)) {
AV_WN32A(&direct_cache[-1 * 8],
0x01010101u * (MB_TYPE_DIRECT2 >> 1));
} else if (IS_8X8(top_type)) {
int b8_xy = 4 * top_xy;
direct_cache[0 - 1 * 8] = direct_table[b8_xy + 2];
direct_cache[2 - 1 * 8] = direct_table[b8_xy + 3];
} else {
AV_WN32A(&direct_cache[-1 * 8],
0x01010101 * (MB_TYPE_16x16 >> 1));
}
if(IS_DIRECT(left_type[LTOP]))
direct_cache[-1 + 0*8]= MB_TYPE_DIRECT2>>1;
else if(IS_8X8(left_type[LTOP]))
direct_cache[-1 + 0*8]= direct_table[4*left_xy[LTOP] + 1 + (left_block[0]&~1)];
if (IS_DIRECT(left_type[LTOP]))
direct_cache[-1 + 0 * 8] = MB_TYPE_DIRECT2 >> 1;
else if (IS_8X8(left_type[LTOP]))
direct_cache[-1 + 0 * 8] = direct_table[4 * left_xy[LTOP] + 1 + (left_block[0] & ~1)];
else
direct_cache[-1 + 0*8]= MB_TYPE_16x16>>1;
direct_cache[-1 + 0 * 8] = MB_TYPE_16x16 >> 1;
if(IS_DIRECT(left_type[LBOT]))
direct_cache[-1 + 2*8]= MB_TYPE_DIRECT2>>1;
else if(IS_8X8(left_type[LBOT]))
direct_cache[-1 + 2*8]= direct_table[4*left_xy[LBOT] + 1 + (left_block[2]&~1)];
if (IS_DIRECT(left_type[LBOT]))
direct_cache[-1 + 2 * 8] = MB_TYPE_DIRECT2 >> 1;
else if (IS_8X8(left_type[LBOT]))
direct_cache[-1 + 2 * 8] = direct_table[4 * left_xy[LBOT] + 1 + (left_block[2] & ~1)];
else
direct_cache[-1 + 2*8]= MB_TYPE_16x16>>1;
direct_cache[-1 + 2 * 8] = MB_TYPE_16x16 >> 1;
}
}
}
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[LTOP])\
MAP_F2F(scan8[0] - 1 + 1*8, left_type[LTOP])\
MAP_F2F(scan8[0] - 1 + 2*8, left_type[LBOT])\
MAP_F2F(scan8[0] - 1 + 3*8, left_type[LBOT])
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] >>=1;\
}
#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[LTOP]) \
MAP_F2F(scan8[0] - 1 + 1 * 8, left_type[LTOP]) \
MAP_F2F(scan8[0] - 1 + 2 * 8, left_type[LBOT]) \
MAP_F2F(scan8[0] - 1 + 3 * 8, left_type[LBOT])
if (FRAME_MBAFF) {
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] >>= 1; \
}
MAP_MVS
} else {
#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;\
}
#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
}
......@@ -747,36 +792,34 @@ static void fill_decode_caches(H264Context *h, int mb_type){
}
}
h->neighbor_transform_size= !!IS_8x8DCT(top_type) + !!IS_8x8DCT(left_type[LTOP]);
h->neighbor_transform_size = !!IS_8x8DCT(top_type) + !!IS_8x8DCT(left_type[LTOP]);
}
/**
* decodes a P_SKIP or B_SKIP macroblock
*/
static void av_unused decode_mb_skip(H264Context *h){
MpegEncContext * const s = &h->s;
const int mb_xy= h->mb_xy;
int mb_type=0;
static void av_unused decode_mb_skip(H264Context *h)
{
MpegEncContext *const s = &h->s;
const int mb_xy = h->mb_xy;
int mb_type = 0;
memset(h->non_zero_count[mb_xy], 0, 48);
if(MB_FIELD)
mb_type|= MB_TYPE_INTERLACED;
if (MB_FIELD)
mb_type |= MB_TYPE_INTERLACED;
if( h->slice_type_nos == AV_PICTURE_TYPE_B )
{
if (h->slice_type_nos == AV_PICTURE_TYPE_B) {
// just for fill_caches. pred_direct_motion will set the real mb_type
mb_type|= MB_TYPE_L0L1|MB_TYPE_DIRECT2|MB_TYPE_SKIP;
if(h->direct_spatial_mv_pred){
mb_type |= MB_TYPE_L0L1 | MB_TYPE_DIRECT2 | MB_TYPE_SKIP;
if (h->direct_spatial_mv_pred) {
fill_decode_neighbors(h, mb_type);
fill_decode_caches(h, mb_type); //FIXME check what is needed and what not ...
fill_decode_caches(h, mb_type); //FIXME check what is needed and what not ...
}
ff_h264_pred_direct_motion(h, &mb_type);
mb_type|= MB_TYPE_SKIP;
}
else
{
mb_type|= MB_TYPE_16x16|MB_TYPE_P0L0|MB_TYPE_P1L0|MB_TYPE_SKIP;
mb_type |= MB_TYPE_SKIP;
} else {
mb_type |= MB_TYPE_16x16 | MB_TYPE_P0L0 | MB_TYPE_P1L0 | MB_TYPE_SKIP;
fill_decode_neighbors(h, mb_type);
pred_pskip_motion(h);
......@@ -785,8 +828,8 @@ static void av_unused decode_mb_skip(H264Context *h){
write_back_motion(h, mb_type);
s->current_picture.f.mb_type[mb_xy] = mb_type;
s->current_picture.f.qscale_table[mb_xy] = s->qscale;
h->slice_table[ mb_xy ]= h->slice_num;
h->prev_mb_skipped= 1;
h->slice_table[mb_xy] = h->slice_num;
h->prev_mb_skipped = 1;
}
#endif /* AVCODEC_H264_MVPRED_H */
libavcodec/h264dsp.h
View file @ 1de53d00
......@@ -28,56 +28,90 @@
#define AVCODEC_H264DSP_H
#include <stdint.h>
#include "dsputil.h"
typedef void (*h264_weight_func)(uint8_t *block, int stride, int height,
int log2_denom, int weight, int offset);
typedef void (*h264_biweight_func)(uint8_t *dst, uint8_t *src, int stride, int height,
int log2_denom, int weightd, int weights, int offset);
typedef void (*h264_biweight_func)(uint8_t *dst, uint8_t *src,
int stride, int height, int log2_denom,
int weightd, int weights, int offset);
/**
* Context for storing H.264 DSP functions
*/
typedef struct H264DSPContext{
typedef struct H264DSPContext {
/* weighted MC */
h264_weight_func weight_h264_pixels_tab[4];
h264_biweight_func biweight_h264_pixels_tab[4];
/* loop filter */
void (*h264_v_loop_filter_luma)(uint8_t *pix/*align 16*/, int stride, int alpha, int beta, int8_t *tc0);
void (*h264_h_loop_filter_luma)(uint8_t *pix/*align 4 */, int stride, int alpha, int beta, int8_t *tc0);
void (*h264_h_loop_filter_luma_mbaff)(uint8_t *pix/*align 16*/, int stride, int alpha, int beta, int8_t *tc0);
void (*h264_v_loop_filter_luma)(uint8_t *pix /*align 16*/, int stride,
int alpha, int beta, int8_t *tc0);
void (*h264_h_loop_filter_luma)(uint8_t *pix /*align 4 */, int stride,
int alpha, int beta, int8_t *tc0);
void (*h264_h_loop_filter_luma_mbaff)(uint8_t *pix /*align 16*/, int stride,
int alpha, int beta, int8_t *tc0);
/* v/h_loop_filter_luma_intra: align 16 */
void (*h264_v_loop_filter_luma_intra)(uint8_t *pix, int stride, int alpha, int beta);
void (*h264_h_loop_filter_luma_intra)(uint8_t *pix, int stride, int alpha, int beta);
void (*h264_h_loop_filter_luma_mbaff_intra)(uint8_t *pix/*align 16*/, int stride, int alpha, int beta);
void (*h264_v_loop_filter_chroma)(uint8_t *pix/*align 8*/, int stride, int alpha, int beta, int8_t *tc0);
void (*h264_h_loop_filter_chroma)(uint8_t *pix/*align 4*/, int stride, int alpha, int beta, int8_t *tc0);
void (*h264_h_loop_filter_chroma_mbaff)(uint8_t *pix/*align 8*/, int stride, int alpha, int beta, int8_t *tc0);
void (*h264_v_loop_filter_chroma_intra)(uint8_t *pix/*align 8*/, int stride, int alpha, int beta);
void (*h264_h_loop_filter_chroma_intra)(uint8_t *pix/*align 8*/, int stride, int alpha, int beta);
void (*h264_h_loop_filter_chroma_mbaff_intra)(uint8_t *pix/*align 8*/, int stride, int alpha, int beta);
void (*h264_v_loop_filter_luma_intra)(uint8_t *pix, int stride,
int alpha, int beta);
void (*h264_h_loop_filter_luma_intra)(uint8_t *pix, int stride,
int alpha, int beta);
void (*h264_h_loop_filter_luma_mbaff_intra)(uint8_t *pix /*align 16*/,
int stride, int alpha, int beta);
void (*h264_v_loop_filter_chroma)(uint8_t *pix /*align 8*/, int stride,
int alpha, int beta, int8_t *tc0);
void (*h264_h_loop_filter_chroma)(uint8_t *pix /*align 4*/, int stride,
int alpha, int beta, int8_t *tc0);
void (*h264_h_loop_filter_chroma_mbaff)(uint8_t *pix /*align 8*/,
int stride, int alpha, int beta,
int8_t *tc0);
void (*h264_v_loop_filter_chroma_intra)(uint8_t *pix /*align 8*/,
int stride, int alpha, int beta);
void (*h264_h_loop_filter_chroma_intra)(uint8_t *pix /*align 8*/,
int stride, int alpha, int beta);
void (*h264_h_loop_filter_chroma_mbaff_intra)(uint8_t *pix /*align 8*/,
int stride, int alpha, int beta);
// h264_loop_filter_strength: simd only. the C version is inlined in h264.c
void (*h264_loop_filter_strength)(int16_t bS[2][4][4], uint8_t nnz[40], int8_t ref[2][40], int16_t mv[2][40][2],
int bidir, int edges, int step, int mask_mv0, int mask_mv1, int field);
void (*h264_loop_filter_strength)(int16_t bS[2][4][4], uint8_t nnz[40],
int8_t ref[2][40], int16_t mv[2][40][2],
int bidir, int edges, int step,
int mask_mv0, int mask_mv1, int field);
/* IDCT */
void (*h264_idct_add)(uint8_t *dst/*align 4*/, DCTELEM *block/*align 16*/, int stride);
void (*h264_idct8_add)(uint8_t *dst/*align 8*/, DCTELEM *block/*align 16*/, int stride);
void (*h264_idct_dc_add)(uint8_t *dst/*align 4*/, DCTELEM *block/*align 16*/, int stride);
void (*h264_idct8_dc_add)(uint8_t *dst/*align 8*/, DCTELEM *block/*align 16*/, int stride);
void (*h264_idct_add)(uint8_t *dst /*align 4*/,
DCTELEM *block /*align 16*/, int stride);
void (*h264_idct8_add)(uint8_t *dst /*align 8*/,
DCTELEM *block /*align 16*/, int stride);
void (*h264_idct_dc_add)(uint8_t *dst /*align 4*/,
DCTELEM *block /*align 16*/, int stride);
void (*h264_idct8_dc_add)(uint8_t *dst /*align 8*/,
DCTELEM *block /*align 16*/, int stride);
void (*h264_idct_add16)(uint8_t *dst/*align 16*/, const int *blockoffset, DCTELEM *block/*align 16*/, int stride, const uint8_t nnzc[15*8]);
void (*h264_idct8_add4)(uint8_t *dst/*align 16*/, const int *blockoffset, DCTELEM *block/*align 16*/, int stride, const uint8_t nnzc[15*8]);
void (*h264_idct_add8)(uint8_t **dst/*align 16*/, const int *blockoffset, DCTELEM *block/*align 16*/, int stride, const uint8_t nnzc[15*8]);
void (*h264_idct_add16intra)(uint8_t *dst/*align 16*/, const int *blockoffset, DCTELEM *block/*align 16*/, int stride, const uint8_t nnzc[15*8]);
void (*h264_luma_dc_dequant_idct)(DCTELEM *output, DCTELEM *input/*align 16*/, int qmul);
void (*h264_idct_add16)(uint8_t *dst /*align 16*/, const int *blockoffset,
DCTELEM *block /*align 16*/, int stride,
const uint8_t nnzc[15 * 8]);
void (*h264_idct8_add4)(uint8_t *dst /*align 16*/, const int *blockoffset,
DCTELEM *block /*align 16*/, int stride,
const uint8_t nnzc[15 * 8]);
void (*h264_idct_add8)(uint8_t **dst /*align 16*/, const int *blockoffset,
DCTELEM *block /*align 16*/, int stride,
const uint8_t nnzc[15 * 8]);
void (*h264_idct_add16intra)(uint8_t *dst /*align 16*/, const int *blockoffset,
DCTELEM *block /*align 16*/,
int stride, const uint8_t nnzc[15 * 8]);
void (*h264_luma_dc_dequant_idct)(DCTELEM *output,
DCTELEM *input /*align 16*/, int qmul);
void (*h264_chroma_dc_dequant_idct)(DCTELEM *block, int qmul);
}H264DSPContext;
} H264DSPContext;
void ff_h264dsp_init(H264DSPContext *c, const int bit_depth, const int chroma_format_idc);
void ff_h264dsp_init_arm(H264DSPContext *c, const int bit_depth, const int chroma_format_idc);
void ff_h264dsp_init_ppc(H264DSPContext *c, const int bit_depth, const int chroma_format_idc);
void ff_h264dsp_init_x86(H264DSPContext *c, const int bit_depth, const int chroma_format_idc);
void ff_h264dsp_init(H264DSPContext *c, const int bit_depth,
const int chroma_format_idc);
void ff_h264dsp_init_arm(H264DSPContext *c, const int bit_depth,
const int chroma_format_idc);
void ff_h264dsp_init_ppc(H264DSPContext *c, const int bit_depth,
const int chroma_format_idc);
void ff_h264dsp_init_x86(H264DSPContext *c, const int bit_depth,
const int chroma_format_idc);
#endif /* AVCODEC_H264DSP_H */
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