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Yet another vp9_pred_common.c cleanup.

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Change-Id: I617d6c610d181076773c5c3d6f3dbc6717b02580
This commit is contained in:
Dmitry Kovalev 2013-12-14 17:39:24 -08:00
parent c5aaf923d8
commit 2aadc06e0d
1 changed files with 28 additions and 36 deletions
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60
vp9/common/vp9_pred_common.c
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@ -16,12 +16,8 @@
#include "vp9/common/vp9_seg_common.h" #include "vp9/common/vp9_seg_common.h"
#include "vp9/common/vp9_treecoder.h" #include "vp9/common/vp9_treecoder.h"
static INLINE const MB_MODE_INFO *get_above_mbmi(const MODE_INFO *const above) { static INLINE const MB_MODE_INFO *get_mbmi(const MODE_INFO *const mi) {
return (above != NULL) ? &above->mbmi : NULL; return (mi != NULL) ? &mi->mbmi : NULL;
}
static INLINE const MB_MODE_INFO *get_left_mbmi(const MODE_INFO *const left) {
return (left != NULL) ? &left->mbmi : NULL;
} }
// Returns a context number for the given MB prediction signal // Returns a context number for the given MB prediction signal
@ -30,15 +26,13 @@ int vp9_get_pred_context_switchable_interp(const MACROBLOCKD *xd) {
// The mode info data structure has a one element border above and to the // The mode info data structure has a one element border above and to the
// left of the entries correpsonding to real macroblocks. // left of the entries correpsonding to real macroblocks.
// The prediction flags in these dummy entries are initialised to 0. // The prediction flags in these dummy entries are initialised to 0.
const MODE_INFO *const left_mi = get_left_mi(xd); const MB_MODE_INFO *const left_mbmi = get_mbmi(get_left_mi(xd));
const int has_left = left_mi != NULL ? is_inter_block(&left_mi->mbmi) : 0; const int left_type = left_mbmi != NULL && is_inter_block(left_mbmi) ?
const int left_type = has_left ? left_mi->mbmi.interp_filter left_mbmi->interp_filter : SWITCHABLE_FILTERS;
: SWITCHABLE_FILTERS; const MB_MODE_INFO *const above_mbmi = get_mbmi(get_above_mi(xd));
const int above_type = above_mbmi != NULL && is_inter_block(above_mbmi) ?
above_mbmi->interp_filter : SWITCHABLE_FILTERS;
const MODE_INFO *const above_mi = get_above_mi(xd);
const int has_above = above_mi != NULL ? is_inter_block(&above_mi->mbmi) : 0;
const int above_type = has_above ? above_mi->mbmi.interp_filter
: SWITCHABLE_FILTERS;
if (left_type == above_type) if (left_type == above_type)
return left_type; return left_type;
else if (left_type == SWITCHABLE_FILTERS && above_type != SWITCHABLE_FILTERS) else if (left_type == SWITCHABLE_FILTERS && above_type != SWITCHABLE_FILTERS)
@ -50,8 +44,8 @@ int vp9_get_pred_context_switchable_interp(const MACROBLOCKD *xd) {
} }
// Returns a context number for the given MB prediction signal // Returns a context number for the given MB prediction signal
int vp9_get_intra_inter_context(const MACROBLOCKD *xd) { int vp9_get_intra_inter_context(const MACROBLOCKD *xd) {
const MB_MODE_INFO *const above_mbmi = get_above_mbmi(get_above_mi(xd)); const MB_MODE_INFO *const above_mbmi = get_mbmi(get_above_mi(xd));
const MB_MODE_INFO *const left_mbmi = get_left_mbmi(get_left_mi(xd)); const MB_MODE_INFO *const left_mbmi = get_mbmi(get_left_mi(xd));
const int has_above = above_mbmi != NULL; const int has_above = above_mbmi != NULL;
const int has_left = left_mbmi != NULL; const int has_left = left_mbmi != NULL;
const int above_intra = has_above ? !is_inter_block(above_mbmi) : 1; const int above_intra = has_above ? !is_inter_block(above_mbmi) : 1;
@ -76,8 +70,8 @@ int vp9_get_intra_inter_context(const MACROBLOCKD *xd) {
int vp9_get_reference_mode_context(const VP9_COMMON *cm, int vp9_get_reference_mode_context(const VP9_COMMON *cm,
const MACROBLOCKD *xd) { const MACROBLOCKD *xd) {
int ctx; int ctx;
const MB_MODE_INFO *const above_mbmi = get_above_mbmi(get_above_mi(xd)); const MB_MODE_INFO *const above_mbmi = get_mbmi(get_above_mi(xd));
const MB_MODE_INFO *const left_mbmi = get_left_mbmi(get_left_mi(xd)); const MB_MODE_INFO *const left_mbmi = get_mbmi(get_left_mi(xd));
const int has_above = above_mbmi != NULL; const int has_above = above_mbmi != NULL;
const int has_left = left_mbmi != NULL; const int has_left = left_mbmi != NULL;
// Note: // Note:
@ -119,12 +113,10 @@ int vp9_get_reference_mode_context(const VP9_COMMON *cm,
int vp9_get_pred_context_comp_ref_p(const VP9_COMMON *cm, int vp9_get_pred_context_comp_ref_p(const VP9_COMMON *cm,
const MACROBLOCKD *xd) { const MACROBLOCKD *xd) {
int pred_context; int pred_context;
const MODE_INFO *const above_mi = get_above_mi(xd); const MB_MODE_INFO *const above_mbmi = get_mbmi(get_above_mi(xd));
const MODE_INFO *const left_mi = get_left_mi(xd); const MB_MODE_INFO *const left_mbmi = get_mbmi(get_left_mi(xd));
const MB_MODE_INFO *const above_mbmi = get_above_mbmi(above_mi); const int above_in_image = above_mbmi != NULL;
const MB_MODE_INFO *const left_mbmi = get_left_mbmi(left_mi); const int left_in_image = left_mbmi != NULL;
const int above_in_image = above_mi != NULL;
const int left_in_image = left_mi != NULL;
const int above_intra = above_in_image ? !is_inter_block(above_mbmi) : 1; const int above_intra = above_in_image ? !is_inter_block(above_mbmi) : 1;
const int left_intra = left_in_image ? !is_inter_block(left_mbmi) : 1; const int left_intra = left_in_image ? !is_inter_block(left_mbmi) : 1;
// Note: // Note:
@ -148,9 +140,9 @@ int vp9_get_pred_context_comp_ref_p(const VP9_COMMON *cm,
} else { // inter/inter } else { // inter/inter
const int l_sg = !has_second_ref(left_mbmi); const int l_sg = !has_second_ref(left_mbmi);
const int a_sg = !has_second_ref(above_mbmi); const int a_sg = !has_second_ref(above_mbmi);
MV_REFERENCE_FRAME vrfa = a_sg ? above_mbmi->ref_frame[0] const MV_REFERENCE_FRAME vrfa = a_sg ? above_mbmi->ref_frame[0]
: above_mbmi->ref_frame[var_ref_idx]; : above_mbmi->ref_frame[var_ref_idx];
MV_REFERENCE_FRAME vrfl = l_sg ? left_mbmi->ref_frame[0] const MV_REFERENCE_FRAME vrfl = l_sg ? left_mbmi->ref_frame[0]
: left_mbmi->ref_frame[var_ref_idx]; : left_mbmi->ref_frame[var_ref_idx];
if (vrfa == vrfl && cm->comp_var_ref[1] == vrfa) { if (vrfa == vrfl && cm->comp_var_ref[1] == vrfa) {
@ -164,8 +156,8 @@ int vp9_get_pred_context_comp_ref_p(const VP9_COMMON *cm,
else else
pred_context = 1; pred_context = 1;
} else if (l_sg || a_sg) { // single/comp } else if (l_sg || a_sg) { // single/comp
MV_REFERENCE_FRAME vrfc = l_sg ? vrfa : vrfl; const MV_REFERENCE_FRAME vrfc = l_sg ? vrfa : vrfl;
MV_REFERENCE_FRAME rfs = a_sg ? vrfa : vrfl; const MV_REFERENCE_FRAME rfs = a_sg ? vrfa : vrfl;
if (vrfc == cm->comp_var_ref[1] && rfs != cm->comp_var_ref[1]) if (vrfc == cm->comp_var_ref[1] && rfs != cm->comp_var_ref[1])
pred_context = 1; pred_context = 1;
else if (rfs == cm->comp_var_ref[1] && vrfc != cm->comp_var_ref[1]) else if (rfs == cm->comp_var_ref[1] && vrfc != cm->comp_var_ref[1])
@ -200,8 +192,8 @@ int vp9_get_pred_context_comp_ref_p(const VP9_COMMON *cm,
int vp9_get_pred_context_single_ref_p1(const MACROBLOCKD *xd) { int vp9_get_pred_context_single_ref_p1(const MACROBLOCKD *xd) {
int pred_context; int pred_context;
const MB_MODE_INFO *const above_mbmi = get_above_mbmi(get_above_mi(xd)); const MB_MODE_INFO *const above_mbmi = get_mbmi(get_above_mi(xd));
const MB_MODE_INFO *const left_mbmi = get_left_mbmi(get_left_mi(xd)); const MB_MODE_INFO *const left_mbmi = get_mbmi(get_left_mi(xd));
const int has_above = above_mbmi != NULL; const int has_above = above_mbmi != NULL;
const int has_left = left_mbmi != NULL; const int has_left = left_mbmi != NULL;
const int above_intra = has_above ? !is_inter_block(above_mbmi) : 1; const int above_intra = has_above ? !is_inter_block(above_mbmi) : 1;
@ -264,8 +256,8 @@ int vp9_get_pred_context_single_ref_p1(const MACROBLOCKD *xd) {
int vp9_get_pred_context_single_ref_p2(const MACROBLOCKD *xd) { int vp9_get_pred_context_single_ref_p2(const MACROBLOCKD *xd) {
int pred_context; int pred_context;
const MB_MODE_INFO *const above_mbmi = get_above_mbmi(get_above_mi(xd)); const MB_MODE_INFO *const above_mbmi = get_mbmi(get_above_mi(xd));
const MB_MODE_INFO *const left_mbmi = get_left_mbmi(get_left_mi(xd)); const MB_MODE_INFO *const left_mbmi = get_mbmi(get_left_mi(xd));
const int has_above = above_mbmi != NULL; const int has_above = above_mbmi != NULL;
const int has_left = left_mbmi != NULL; const int has_left = left_mbmi != NULL;
const int above_intra = has_above ? !is_inter_block(above_mbmi) : 1; const int above_intra = has_above ? !is_inter_block(above_mbmi) : 1;
@ -352,8 +344,8 @@ int vp9_get_pred_context_single_ref_p2(const MACROBLOCKD *xd) {
// The prediction flags in these dummy entries are initialized to 0. // The prediction flags in these dummy entries are initialized to 0.
int vp9_get_tx_size_context(const MACROBLOCKD *xd) { int vp9_get_tx_size_context(const MACROBLOCKD *xd) {
const int max_tx_size = max_txsize_lookup[xd->mi_8x8[0]->mbmi.sb_type]; const int max_tx_size = max_txsize_lookup[xd->mi_8x8[0]->mbmi.sb_type];
const MB_MODE_INFO *const above_mbmi = get_above_mbmi(get_above_mi(xd)); const MB_MODE_INFO *const above_mbmi = get_mbmi(get_above_mi(xd));
const MB_MODE_INFO *const left_mbmi = get_left_mbmi(get_left_mi(xd)); const MB_MODE_INFO *const left_mbmi = get_mbmi(get_left_mi(xd));
const int has_above = above_mbmi != NULL; const int has_above = above_mbmi != NULL;
const int has_left = left_mbmi != NULL; const int has_left = left_mbmi != NULL;
int above_ctx = (has_above && !above_mbmi->skip_coeff) ? above_mbmi->tx_size int above_ctx = (has_above && !above_mbmi->skip_coeff) ? above_mbmi->tx_size