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Declare some array sizes to be constants (known at compile time). 

This reduces some memcpys and callocs.

Cherry-picked from aomedia/master: 4081013

Change-Id: If04580af4c63892c8af8ac5b405c7d6aabe5af89
This commit is contained in:
Urvang Joshi 2016-07-25 13:38:49 -07:00
Родитель 3212dda94d
Коммит bffc0b5748
2 изменённых файлов: 20 добавлений и 93 удалений
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101
av1/encoder/encoder.c
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@ -422,39 +422,6 @@ static void dealloc_compressor_data(AV1_COMP *cpi) {
aom_free(cpi->segmentation_map);
cpi->segmentation_map = NULL;
#if CONFIG_REF_MV
for (i = 0; i < NMV_CONTEXTS; ++i) {
aom_free(cpi->nmv_costs[i][0]);
aom_free(cpi->nmv_costs[i][1]);
aom_free(cpi->nmv_costs_hp[i][0]);
aom_free(cpi->nmv_costs_hp[i][1]);
cpi->nmv_costs[i][0] = NULL;
cpi->nmv_costs[i][1] = NULL;
cpi->nmv_costs_hp[i][0] = NULL;
cpi->nmv_costs_hp[i][1] = NULL;
}
#endif
aom_free(cpi->nmvcosts[0]);
aom_free(cpi->nmvcosts[1]);
cpi->nmvcosts[0] = NULL;
cpi->nmvcosts[1] = NULL;
aom_free(cpi->nmvcosts_hp[0]);
aom_free(cpi->nmvcosts_hp[1]);
cpi->nmvcosts_hp[0] = NULL;
cpi->nmvcosts_hp[1] = NULL;
aom_free(cpi->nmvsadcosts[0]);
aom_free(cpi->nmvsadcosts[1]);
cpi->nmvsadcosts[0] = NULL;
cpi->nmvsadcosts[1] = NULL;
aom_free(cpi->nmvsadcosts_hp[0]);
aom_free(cpi->nmvsadcosts_hp[1]);
cpi->nmvsadcosts_hp[0] = NULL;
cpi->nmvsadcosts_hp[1] = NULL;
av1_cyclic_refresh_free(cpi->cyclic_refresh);
cpi->cyclic_refresh = NULL;
@ -512,27 +479,15 @@ static void save_coding_context(AV1_COMP *cpi) {
#if CONFIG_REF_MV
for (i = 0; i < NMV_CONTEXTS; ++i) {
av1_copy(cc->nmv_vec_cost[i], cpi->td.mb.nmv_vec_cost[i]);
memcpy(cc->nmv_costs[i][0], cpi->nmv_costs[i][0],
MV_VALS * sizeof(*cpi->nmv_costs[i][0]));
memcpy(cc->nmv_costs[i][1], cpi->nmv_costs[i][1],
MV_VALS * sizeof(*cpi->nmv_costs[i][1]));
memcpy(cc->nmv_costs_hp[i][0], cpi->nmv_costs_hp[i][0],
MV_VALS * sizeof(*cpi->nmv_costs_hp[i][0]));
memcpy(cc->nmv_costs_hp[i][1], cpi->nmv_costs_hp[i][1],
MV_VALS * sizeof(*cpi->nmv_costs_hp[i][1]));
av1_copy(cc->nmv_costs, cpi->nmv_costs);
av1_copy(cc->nmv_costs_hp, cpi->nmv_costs_hp);
}
#else
av1_copy(cc->nmvjointcost, cpi->td.mb.nmvjointcost);
#endif
memcpy(cc->nmvcosts[0], cpi->nmvcosts[0],
MV_VALS * sizeof(*cpi->nmvcosts[0]));
memcpy(cc->nmvcosts[1], cpi->nmvcosts[1],
MV_VALS * sizeof(*cpi->nmvcosts[1]));
memcpy(cc->nmvcosts_hp[0], cpi->nmvcosts_hp[0],
MV_VALS * sizeof(*cpi->nmvcosts_hp[0]));
memcpy(cc->nmvcosts_hp[1], cpi->nmvcosts_hp[1],
MV_VALS * sizeof(*cpi->nmvcosts_hp[1]));
av1_copy(cc->nmvcosts, cpi->nmvcosts);
av1_copy(cc->nmvcosts_hp, cpi->nmvcosts_hp);
av1_copy(cc->last_ref_lf_deltas, cm->lf.last_ref_deltas);
av1_copy(cc->last_mode_lf_deltas, cm->lf.last_mode_deltas);
@ -552,25 +507,15 @@ static void restore_coding_context(AV1_COMP *cpi) {
#if CONFIG_REF_MV
for (i = 0; i < NMV_CONTEXTS; ++i) {
av1_copy(cpi->td.mb.nmv_vec_cost[i], cc->nmv_vec_cost[i]);
memcpy(cpi->nmv_costs[i][0], cc->nmv_costs[i][0],
MV_VALS * sizeof(*cc->nmv_costs[i][0]));
memcpy(cpi->nmv_costs[i][1], cc->nmv_costs[i][1],
MV_VALS * sizeof(*cc->nmv_costs[i][1]));
memcpy(cpi->nmv_costs_hp[i][0], cc->nmv_costs_hp[i][0],
MV_VALS * sizeof(*cc->nmv_costs_hp[i][0]));
memcpy(cpi->nmv_costs_hp[i][1], cc->nmv_costs_hp[i][1],
MV_VALS * sizeof(*cc->nmv_costs_hp[i][1]));
av1_copy(cpi->nmv_costs, cc->nmv_costs);
av1_copy(cpi->nmv_costs_hp, cc->nmv_costs_hp);
}
#else
av1_copy(cpi->td.mb.nmvjointcost, cc->nmvjointcost);
#endif
memcpy(cpi->nmvcosts[0], cc->nmvcosts[0], MV_VALS * sizeof(*cc->nmvcosts[0]));
memcpy(cpi->nmvcosts[1], cc->nmvcosts[1], MV_VALS * sizeof(*cc->nmvcosts[1]));
memcpy(cpi->nmvcosts_hp[0], cc->nmvcosts_hp[0],
MV_VALS * sizeof(*cc->nmvcosts_hp[0]));
memcpy(cpi->nmvcosts_hp[1], cc->nmvcosts_hp[1],
MV_VALS * sizeof(*cc->nmvcosts_hp[1]));
av1_copy(cpi->nmvcosts, cc->nmvcosts);
av1_copy(cpi->nmvcosts_hp, cc->nmvcosts_hp);
av1_copy(cm->lf.last_ref_deltas, cc->last_ref_lf_deltas);
av1_copy(cm->lf.last_mode_deltas, cc->last_mode_lf_deltas);
@ -2117,33 +2062,15 @@ AV1_COMP *av1_create_compressor(AV1EncoderConfig *oxcf,
#if CONFIG_REF_MV
for (i = 0; i < NMV_CONTEXTS; ++i) {
CHECK_MEM_ERROR(cm, cpi->nmv_costs[i][0],
aom_calloc(MV_VALS, sizeof(*cpi->nmv_costs[i][0])));
CHECK_MEM_ERROR(cm, cpi->nmv_costs[i][1],
aom_calloc(MV_VALS, sizeof(*cpi->nmv_costs[i][1])));
CHECK_MEM_ERROR(cm, cpi->nmv_costs_hp[i][0],
aom_calloc(MV_VALS, sizeof(*cpi->nmv_costs_hp[i][0])));
CHECK_MEM_ERROR(cm, cpi->nmv_costs_hp[i][1],
aom_calloc(MV_VALS, sizeof(*cpi->nmv_costs_hp[i][1])));
memset(cpi->nmv_costs, 0, sizeof(cpi->nmv_costs));
memset(cpi->nmv_costs_hp, 0, sizeof(cpi->nmv_costs_hp));
}
#endif
CHECK_MEM_ERROR(cm, cpi->nmvcosts[0],
aom_calloc(MV_VALS, sizeof(*cpi->nmvcosts[0])));
CHECK_MEM_ERROR(cm, cpi->nmvcosts[1],
aom_calloc(MV_VALS, sizeof(*cpi->nmvcosts[1])));
CHECK_MEM_ERROR(cm, cpi->nmvcosts_hp[0],
aom_calloc(MV_VALS, sizeof(*cpi->nmvcosts_hp[0])));
CHECK_MEM_ERROR(cm, cpi->nmvcosts_hp[1],
aom_calloc(MV_VALS, sizeof(*cpi->nmvcosts_hp[1])));
CHECK_MEM_ERROR(cm, cpi->nmvsadcosts[0],
aom_calloc(MV_VALS, sizeof(*cpi->nmvsadcosts[0])));
CHECK_MEM_ERROR(cm, cpi->nmvsadcosts[1],
aom_calloc(MV_VALS, sizeof(*cpi->nmvsadcosts[1])));
CHECK_MEM_ERROR(cm, cpi->nmvsadcosts_hp[0],
aom_calloc(MV_VALS, sizeof(*cpi->nmvsadcosts_hp[0])));
CHECK_MEM_ERROR(cm, cpi->nmvsadcosts_hp[1],
aom_calloc(MV_VALS, sizeof(*cpi->nmvsadcosts_hp[1])));
memset(cpi->nmvcosts, 0, sizeof(cpi->nmvcosts));
memset(cpi->nmvcosts_hp, 0, sizeof(cpi->nmvcosts_hp));
memset(cpi->nmvsadcosts, 0, sizeof(cpi->nmvsadcosts));
memset(cpi->nmvsadcosts_hp, 0, sizeof(cpi->nmvsadcosts_hp));
for (i = 0; i < (sizeof(cpi->mbgraph_stats) / sizeof(cpi->mbgraph_stats[0]));
i++) {

12
av1/encoder/encoder.h
Просмотреть файл

@ -414,14 +414,14 @@ typedef struct AV1_COMP {
CODING_CONTEXT coding_context;
#if CONFIG_REF_MV
int *nmv_costs[NMV_CONTEXTS][2];
int *nmv_costs_hp[NMV_CONTEXTS][2];
int nmv_costs[NMV_CONTEXTS][2][MV_VALS];
int nmv_costs_hp[NMV_CONTEXTS][2][MV_VALS];
#endif
int *nmvcosts[2];
int *nmvcosts_hp[2];
int *nmvsadcosts[2];
int *nmvsadcosts_hp[2];
int nmvcosts[2][MV_VALS];
int nmvcosts_hp[2][MV_VALS];
int nmvsadcosts[2][MV_VALS];
int nmvsadcosts_hp[2][MV_VALS];
int64_t last_time_stamp_seen;
int64_t last_end_time_stamp_seen;