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aom-rav1e
Commit f636d5cd authored by Thomas Daede's avatar Thomas Daede
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Disable CDEF signaling when all segments are lossless. 

This required moving the CDEF and lr signaling in the
uncompressed header to after segmentation is signaled.

The all_lossless logic was factored out into onyxc_int.h.

Change-Id: If8de03438d4e9f8cb49ed49b60a880962cc9d28b
parent 5a995d7f
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Showing with 47 additions and 66 deletions
av1/common/onyxc_int.h
View file @ f636d5cd
......@@ -323,7 +323,7 @@ typedef struct AV1Common {
struct loopfilter lf;
struct segmentation seg;
int all_lossless;
int frame_parallel_decode; // frame-based threading.
#if CONFIG_EXT_TX
......@@ -1085,6 +1085,22 @@ static INLINE void set_sb_size(AV1_COMMON *const cm, BLOCK_SIZE sb_size) {
#endif
}
static INLINE int all_lossless(const AV1_COMMON *cm, const MACROBLOCKD *xd) {
int i;
int all_lossless = 1;
if (cm->seg.enabled) {
for (i = 0; i < MAX_SEGMENTS; ++i) {
if (!xd->lossless[i]) {
all_lossless = 0;
break;
}
}
} else {
all_lossless = xd->lossless[0];
}
return all_lossless;
}
#ifdef __cplusplus
} // extern "C"
#endif
......
av1/decoder/decodeframe.c
View file @ f636d5cd
......@@ -144,25 +144,11 @@ static int decode_unsigned_max(struct aom_read_bit_buffer *rb, int max) {
return data > max ? max : data;
}
static TX_MODE read_tx_mode(AV1_COMMON *cm, MACROBLOCKD *xd,
struct aom_read_bit_buffer *rb) {
int i, all_lossless = 1;
static TX_MODE read_tx_mode(AV1_COMMON *cm, struct aom_read_bit_buffer *rb) {
#if CONFIG_TX64X64
TX_MODE tx_mode;
#endif
if (cm->seg.enabled) {
for (i = 0; i < MAX_SEGMENTS; ++i) {
if (!xd->lossless[i]) {
all_lossless = 0;
break;
}
}
} else {
all_lossless = xd->lossless[0];
}
if (all_lossless) return ONLY_4X4;
if (cm->all_lossless) return ONLY_4X4;
#if CONFIG_TX64X64
tx_mode = aom_rb_read_bit(rb) ? TX_MODE_SELECT : aom_rb_read_literal(rb, 2);
if (tx_mode == ALLOW_32X32) tx_mode += aom_rb_read_bit(rb);
......@@ -2686,7 +2672,7 @@ static void decode_partition(AV1Decoder *const pbi, MACROBLOCKD *const xd,
#if CONFIG_CDEF
if (bsize == cm->sb_size) {
if (!sb_all_skip(cm, mi_row, mi_col)) {
if (!sb_all_skip(cm, mi_row, mi_col) && !cm->all_lossless) {
cm->mi_grid_visible[mi_row * cm->mi_stride + mi_col]->mbmi.cdef_strength =
aom_read_literal(r, cm->cdef_bits, ACCT_STR);
} else {
......@@ -4738,12 +4724,6 @@ static size_t read_uncompressed_header(AV1Decoder *pbi,
#endif // CONFIG_EXT_PARTITION
setup_loopfilter(cm, rb);
#if CONFIG_CDEF
setup_cdef(cm, rb);
#endif
#if CONFIG_LOOP_RESTORATION
decode_restoration_mode(cm, rb);
#endif // CONFIG_LOOP_RESTORATION
setup_quantization(cm, rb);
xd->bd = (int)cm->bit_depth;
......@@ -4801,9 +4781,17 @@ static size_t read_uncompressed_header(AV1Decoder *pbi,
cm->uv_dc_delta_q == 0 && cm->uv_ac_delta_q == 0;
xd->qindex[i] = qindex;
}
cm->all_lossless = all_lossless(cm, xd);
setup_segmentation_dequant(cm);
cm->tx_mode = read_tx_mode(cm, xd, rb);
#if CONFIG_CDEF
if (!cm->all_lossless) {
setup_cdef(cm, rb);
}
#endif
#if CONFIG_LOOP_RESTORATION
decode_restoration_mode(cm, rb);
#endif // CONFIG_LOOP_RESTORATION
cm->tx_mode = read_tx_mode(cm, rb);
cm->reference_mode = read_frame_reference_mode(cm, rb);
#if CONFIG_EXT_INTER
read_compound_tools(cm, rb);
......@@ -5540,7 +5528,7 @@ void av1_decode_frame(AV1Decoder *pbi, const uint8_t *data,
}
#if CONFIG_CDEF
if (!cm->skip_loop_filter) {
if (!cm->skip_loop_filter && !cm->all_lossless) {
av1_cdef_frame(&pbi->cur_buf->buf, cm, &pbi->mb);
}
#endif // CONFIG_CDEF
......
av1/encoder/bitstream.c
View file @ f636d5cd
......@@ -3245,7 +3245,7 @@ static void write_modes_sb(AV1_COMP *const cpi, const TileInfo *const tile,
#if CONFIG_CDEF
if (bsize == cm->sb_size && !sb_all_skip(cm, mi_row, mi_col) &&
cm->cdef_bits != 0) {
cm->cdef_bits != 0 && !cm->all_lossless) {
aom_write_literal(w, cm->mi_grid_visible[mi_row * cm->mi_stride + mi_col]
->mbmi.cdef_strength,
cm->cdef_bits);
......@@ -3870,21 +3870,9 @@ static void update_seg_probs(AV1_COMP *cpi, aom_writer *w) {
}
#endif
static void write_tx_mode(AV1_COMMON *cm, MACROBLOCKD *xd, TX_MODE *mode,
static void write_tx_mode(AV1_COMMON *cm, TX_MODE *mode,
struct aom_write_bit_buffer *wb) {
int i, all_lossless = 1;
if (cm->seg.enabled) {
for (i = 0; i < MAX_SEGMENTS; ++i) {
if (!xd->lossless[i]) {
all_lossless = 0;
break;
}
}
} else {
all_lossless = xd->lossless[0];
}
if (all_lossless) {
if (cm->all_lossless) {
*mode = ONLY_4X4;
return;
}
......@@ -4796,12 +4784,6 @@ static void write_uncompressed_header(AV1_COMP *cpi,
#endif // CONFIG_EXT_PARTITION
encode_loopfilter(cm, wb);
#if CONFIG_CDEF
encode_cdef(cm, wb);
#endif
#if CONFIG_LOOP_RESTORATION
encode_restoration_mode(cm, wb);
#endif // CONFIG_LOOP_RESTORATION
encode_quantization(cm, wb);
encode_segmentation(cm, xd, wb);
#if CONFIG_DELTA_Q
......@@ -4834,8 +4816,15 @@ static void write_uncompressed_header(AV1_COMP *cpi,
}
}
#endif
write_tx_mode(cm, xd, &cm->tx_mode, wb);
#if CONFIG_CDEF
if (!cm->all_lossless) {
encode_cdef(cm, wb);
}
#endif
#if CONFIG_LOOP_RESTORATION
encode_restoration_mode(cm, wb);
#endif // CONFIG_LOOP_RESTORATION
write_tx_mode(cm, &cm->tx_mode, wb);
if (cpi->allow_comp_inter_inter) {
const int use_hybrid_pred = cm->reference_mode == REFERENCE_MODE_SELECT;
......
av1/encoder/encodeframe.c
View file @ f636d5cd
......@@ -4521,20 +4521,8 @@ static MV_REFERENCE_FRAME get_frame_type(const AV1_COMP *cpi) {
return LAST_FRAME;
}
static TX_MODE select_tx_mode(const AV1_COMP *cpi, MACROBLOCKD *const xd) {
int i, all_lossless = 1;
if (cpi->common.seg.enabled) {
for (i = 0; i < MAX_SEGMENTS; ++i) {
if (!xd->lossless[i]) {
all_lossless = 0;
break;
}
}
} else {
all_lossless = xd->lossless[0];
}
if (all_lossless) return ONLY_4X4;
static TX_MODE select_tx_mode(const AV1_COMP *cpi) {
if (cpi->common.all_lossless) return ONLY_4X4;
if (cpi->sf.tx_size_search_method == USE_LARGESTALL)
return ALLOW_32X32 + CONFIG_TX64X64;
else if (cpi->sf.tx_size_search_method == USE_FULL_RD ||
......@@ -5004,10 +4992,10 @@ static void encode_frame_internal(AV1_COMP *cpi) {
cm->uv_dc_delta_q == 0 && cm->uv_ac_delta_q == 0;
xd->qindex[i] = qindex;
}
cm->all_lossless = all_lossless(cm, xd);
if (!cm->seg.enabled && xd->lossless[0]) x->optimize = 0;
cm->tx_mode = select_tx_mode(cpi, xd);
cm->tx_mode = select_tx_mode(cpi);
#if CONFIG_DELTA_Q
// Fix delta q resolution for the moment
......
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