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lavc/ffv1: drop redundant PlaneContext.quant_table

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It is a copy of FFV1Context.quant_tables[quant_table_index].
This commit is contained in:
Anton Khirnov 2024-07-08 12:22:57 +02:00
parent 4b9f7c7e3a
commit a411fc5a84
6 changed files with 53 additions and 50 deletions
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1
libavcodec/ffv1.h
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@ -59,7 +59,6 @@ typedef struct VlcState {
} VlcState;
typedef struct PlaneContext {
int16_t quant_table[MAX_CONTEXT_INPUTS][256];
int quant_table_index;
int context_count;
uint8_t (*state)[CONTEXT_SIZE];

22
libavcodec/ffv1_template.c
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@ -29,25 +29,25 @@ static inline int RENAME(predict)(TYPE *src, TYPE *last)
return mid_pred(L, L + T - LT, T);
}
static inline int RENAME(get_context)(PlaneContext *p, TYPE *src,
TYPE *last, TYPE *last2)
static inline int RENAME(get_context)(const int16_t quant_table[MAX_CONTEXT_INPUTS][256],
TYPE *src, TYPE *last, TYPE *last2)
{
const int LT = last[-1];
const int T = last[0];
const int RT = last[1];
const int L = src[-1];
if (p->quant_table[3][127] || p->quant_table[4][127]) {
if (quant_table[3][127] || quant_table[4][127]) {
const int TT = last2[0];
const int LL = src[-2];
return p->quant_table[0][(L - LT) & 0xFF] +
p->quant_table[1][(LT - T) & 0xFF] +
p->quant_table[2][(T - RT) & 0xFF] +
p->quant_table[3][(LL - L) & 0xFF] +
p->quant_table[4][(TT - T) & 0xFF];
return quant_table[0][(L - LT) & 0xFF] +
quant_table[1][(LT - T) & 0xFF] +
quant_table[2][(T - RT) & 0xFF] +
quant_table[3][(LL - L) & 0xFF] +
quant_table[4][(TT - T) & 0xFF];
} else
return p->quant_table[0][(L - LT) & 0xFF] +
p->quant_table[1][(LT - T) & 0xFF] +
p->quant_table[2][(T - RT) & 0xFF];
return quant_table[0][(L - LT) & 0xFF] +
quant_table[1][(LT - T) & 0xFF] +
quant_table[2][(T - RT) & 0xFF];
}

28
libavcodec/ffv1dec.c
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@ -117,7 +117,8 @@ static int is_input_end(FFV1Context *s, GetBitContext *gb)
#define RENAME(name) name ## 32
#include "ffv1dec_template.c"
static int decode_plane(FFV1Context *s, FFV1SliceContext *sc,
static int decode_plane(FFV1Context *f,
FFV1Context *s, FFV1SliceContext *sc,
GetBitContext *gb,
uint8_t *src, int w, int h, int stride, int plane_index,
int pixel_stride)
@ -141,13 +142,13 @@ static int decode_plane(FFV1Context *s, FFV1SliceContext *sc,
sample[0][w] = sample[0][w - 1];
if (s->avctx->bits_per_raw_sample <= 8) {
int ret = decode_line(s, sc, gb, w, sample, plane_index, 8);
int ret = decode_line(f, s, sc, gb, w, sample, plane_index, 8);
if (ret < 0)
return ret;
for (x = 0; x < w; x++)
src[x*pixel_stride + stride * y] = sample[1][x];
} else {
int ret = decode_line(s, sc, gb, w, sample, plane_index, s->avctx->bits_per_raw_sample);
int ret = decode_line(f, s, sc, gb, w, sample, plane_index, s->avctx->bits_per_raw_sample);
if (ret < 0)
return ret;
if (s->packed_at_lsb) {
@ -207,7 +208,6 @@ static int decode_slice_header(const FFV1Context *f, FFV1Context *fs,
return -1;
}
p->quant_table_index = idx;
memcpy(p->quant_table, f->quant_tables[idx], sizeof(p->quant_table));
context_count = f->context_count[idx];
if (p->context_count < context_count) {
@ -335,29 +335,29 @@ static int decode_slice(AVCodecContext *c, void *arg)
const int chroma_height = AV_CEIL_RSHIFT(height, f->chroma_v_shift);
const int cx = x >> f->chroma_h_shift;
const int cy = y >> f->chroma_v_shift;
decode_plane(fs, sc, &gb, p->data[0] + ps*x + y*p->linesize[0], width, height, p->linesize[0], 0, 1);
decode_plane(f, fs, sc, &gb, p->data[0] + ps*x + y*p->linesize[0], width, height, p->linesize[0], 0, 1);
if (f->chroma_planes) {
decode_plane(fs, sc, &gb, p->data[1] + ps*cx+cy*p->linesize[1], chroma_width, chroma_height, p->linesize[1], 1, 1);
decode_plane(fs, sc, &gb, p->data[2] + ps*cx+cy*p->linesize[2], chroma_width, chroma_height, p->linesize[2], 1, 1);
decode_plane(f, fs, sc, &gb, p->data[1] + ps*cx+cy*p->linesize[1], chroma_width, chroma_height, p->linesize[1], 1, 1);
decode_plane(f, fs, sc, &gb, p->data[2] + ps*cx+cy*p->linesize[2], chroma_width, chroma_height, p->linesize[2], 1, 1);
}
if (fs->transparency)
decode_plane(fs, sc, &gb, p->data[3] + ps*x + y*p->linesize[3], width, height, p->linesize[3], (f->version >= 4 && !f->chroma_planes) ? 1 : 2, 1);
decode_plane(f, fs, sc, &gb, p->data[3] + ps*x + y*p->linesize[3], width, height, p->linesize[3], (f->version >= 4 && !f->chroma_planes) ? 1 : 2, 1);
} else if (f->colorspace == 0) {
decode_plane(fs, sc, &gb, p->data[0] + ps*x + y*p->linesize[0] , width, height, p->linesize[0], 0, 2);
decode_plane(fs, sc, &gb, p->data[0] + ps*x + y*p->linesize[0] + 1, width, height, p->linesize[0], 1, 2);
decode_plane(f, fs, sc, &gb, p->data[0] + ps*x + y*p->linesize[0] , width, height, p->linesize[0], 0, 2);
decode_plane(f, fs, sc, &gb, p->data[0] + ps*x + y*p->linesize[0] + 1, width, height, p->linesize[0], 1, 2);
} else if (f->use32bit) {
uint8_t *planes[4] = { p->data[0] + ps * x + y * p->linesize[0],
p->data[1] + ps * x + y * p->linesize[1],
p->data[2] + ps * x + y * p->linesize[2],
p->data[3] + ps * x + y * p->linesize[3] };
decode_rgb_frame32(fs, sc, &gb, planes, width, height, p->linesize);
decode_rgb_frame32(f, fs, sc, &gb, planes, width, height, p->linesize);
} else {
uint8_t *planes[4] = { p->data[0] + ps * x + y * p->linesize[0],
p->data[1] + ps * x + y * p->linesize[1],
p->data[2] + ps * x + y * p->linesize[2],
p->data[3] + ps * x + y * p->linesize[3] };
decode_rgb_frame(fs, sc, &gb, planes, width, height, p->linesize);
decode_rgb_frame(f, fs, sc, &gb, planes, width, height, p->linesize);
}
if (fs->ac != AC_GOLOMB_RICE && f->version > 2) {
int v;
@ -830,11 +830,7 @@ static int read_header(FFV1Context *f)
return AVERROR_INVALIDDATA;
}
p->quant_table_index = idx;
memcpy(p->quant_table, f->quant_tables[idx],
sizeof(p->quant_table));
context_count = f->context_count[idx];
} else {
memcpy(p->quant_table, f->quant_tables[0], sizeof(p->quant_table));
}
if (f->version <= 2) {

15
libavcodec/ffv1dec_template.c
View File

@ -23,11 +23,14 @@
#include "ffv1_template.c"
static av_always_inline int
RENAME(decode_line)(FFV1Context *s, FFV1SliceContext *sc, GetBitContext *gb,
RENAME(decode_line)(FFV1Context *f,
FFV1Context *s, FFV1SliceContext *sc,
GetBitContext *gb,
int w, TYPE *sample[2], int plane_index, int bits)
{
PlaneContext *const p = &s->plane[plane_index];
RangeCoder *const c = &s->c;
const int16_t (*quant_table)[256] = f->quant_tables[p->quant_table_index];
int x;
int run_count = 0;
int run_mode = 0;
@ -57,7 +60,8 @@ RENAME(decode_line)(FFV1Context *s, FFV1SliceContext *sc, GetBitContext *gb,
return AVERROR_INVALIDDATA;
}
context = RENAME(get_context)(p, sample[1] + x, sample[0] + x, sample[1] + x);
context = RENAME(get_context)(quant_table,
sample[1] + x, sample[0] + x, sample[1] + x);
if (context < 0) {
context = -context;
sign = 1;
@ -127,7 +131,8 @@ RENAME(decode_line)(FFV1Context *s, FFV1SliceContext *sc, GetBitContext *gb,
return 0;
}
static int RENAME(decode_rgb_frame)(FFV1Context *s, FFV1SliceContext *sc,
static int RENAME(decode_rgb_frame)(FFV1Context *f,
FFV1Context *s, FFV1SliceContext *sc,
GetBitContext *gb,
uint8_t *src[4], int w, int h, int stride[4])
{
@ -158,9 +163,9 @@ static int RENAME(decode_rgb_frame)(FFV1Context *s, FFV1SliceContext *sc,
sample[p][1][-1]= sample[p][0][0 ];
sample[p][0][ w]= sample[p][0][w-1];
if (lbd && s->slice_coding_mode == 0)
ret = RENAME(decode_line)(s, sc, gb, w, sample[p], (p + 1)/2, 9);
ret = RENAME(decode_line)(f, s, sc, gb, w, sample[p], (p + 1)/2, 9);
else
ret = RENAME(decode_line)(s, sc, gb, w, sample[p], (p + 1)/2, bits + (s->slice_coding_mode != 1));
ret = RENAME(decode_line)(f, s, sc, gb, w, sample[p], (p + 1)/2, bits + (s->slice_coding_mode != 1));
if (ret < 0)
return ret;
}

24
libavcodec/ffv1enc.c
View File

@ -269,7 +269,8 @@ static inline void put_vlc_symbol(PutBitContext *pb, VlcState *const state,
#define RENAME(name) name ## 32
#include "ffv1enc_template.c"
static int encode_plane(FFV1Context *s, FFV1SliceContext *sc,
static int encode_plane(FFV1Context *f,
FFV1Context *s, FFV1SliceContext *sc,
const uint8_t *src, int w, int h,
int stride, int plane_index, int pixel_stride)
{
@ -289,7 +290,7 @@ static int encode_plane(FFV1Context *s, FFV1SliceContext *sc,
if (s->bits_per_raw_sample <= 8) {
for (x = 0; x < w; x++)
sample[0][x] = src[x * pixel_stride + stride * y];
if((ret = encode_line(s, sc, w, sample, plane_index, 8)) < 0)
if((ret = encode_line(f, s, sc, w, sample, plane_index, 8)) < 0)
return ret;
} else {
if (s->packed_at_lsb) {
@ -301,7 +302,7 @@ static int encode_plane(FFV1Context *s, FFV1SliceContext *sc,
sample[0][x] = ((uint16_t*)(src + stride*y))[x] >> (16 - s->bits_per_raw_sample);
}
}
if((ret = encode_line(s, sc, w, sample, plane_index, s->bits_per_raw_sample)) < 0)
if((ret = encode_line(f, s, sc, w, sample, plane_index, s->bits_per_raw_sample)) < 0)
return ret;
}
}
@ -741,7 +742,6 @@ static av_cold int encode_init(AVCodecContext *avctx)
p->quant_table_index = s->context_model;
p->context_count = s->context_count[p->quant_table_index];
memcpy(p->quant_table, s->quant_tables[p->quant_table_index], sizeof(p->quant_table));
}
if ((ret = ff_ffv1_allocate_initial_states(s)) < 0)
@ -1066,21 +1066,21 @@ retry:
const int cx = x >> f->chroma_h_shift;
const int cy = y >> f->chroma_v_shift;
ret = encode_plane(fs, sc, p->data[0] + ps*x + y*p->linesize[0], width, height, p->linesize[0], 0, 1);
ret = encode_plane(f, fs, sc, p->data[0] + ps*x + y*p->linesize[0], width, height, p->linesize[0], 0, 1);
if (f->chroma_planes) {
ret |= encode_plane(fs, sc, p->data[1] + ps*cx+cy*p->linesize[1], chroma_width, chroma_height, p->linesize[1], 1, 1);
ret |= encode_plane(fs, sc, p->data[2] + ps*cx+cy*p->linesize[2], chroma_width, chroma_height, p->linesize[2], 1, 1);
ret |= encode_plane(f, fs, sc, p->data[1] + ps*cx+cy*p->linesize[1], chroma_width, chroma_height, p->linesize[1], 1, 1);
ret |= encode_plane(f, fs, sc, p->data[2] + ps*cx+cy*p->linesize[2], chroma_width, chroma_height, p->linesize[2], 1, 1);
}
if (fs->transparency)
ret |= encode_plane(fs, sc, p->data[3] + ps*x + y*p->linesize[3], width, height, p->linesize[3], 2, 1);
ret |= encode_plane(f, fs, sc, p->data[3] + ps*x + y*p->linesize[3], width, height, p->linesize[3], 2, 1);
} else if (c->pix_fmt == AV_PIX_FMT_YA8) {
ret = encode_plane(fs, sc, p->data[0] + ps*x + y*p->linesize[0], width, height, p->linesize[0], 0, 2);
ret |= encode_plane(fs, sc, p->data[0] + 1 + ps*x + y*p->linesize[0], width, height, p->linesize[0], 1, 2);
ret = encode_plane(f, fs, sc, p->data[0] + ps*x + y*p->linesize[0], width, height, p->linesize[0], 0, 2);
ret |= encode_plane(f, fs, sc, p->data[0] + 1 + ps*x + y*p->linesize[0], width, height, p->linesize[0], 1, 2);
} else if (f->use32bit) {
ret = encode_rgb_frame32(fs, sc, planes, width, height, p->linesize);
ret = encode_rgb_frame32(f, fs, sc, planes, width, height, p->linesize);
} else {
ret = encode_rgb_frame(fs, sc, planes, width, height, p->linesize);
ret = encode_rgb_frame(f, fs, sc, planes, width, height, p->linesize);
}
if (ret < 0) {

13
libavcodec/ffv1enc_template.c
View File

@ -23,7 +23,8 @@
#include "ffv1_template.c"
static av_always_inline int
RENAME(encode_line)(FFV1Context *s, FFV1SliceContext *sc,
RENAME(encode_line)(FFV1Context *f,
FFV1Context *s, FFV1SliceContext *sc,
int w, TYPE *sample[3], int plane_index, int bits)
{
PlaneContext *const p = &s->plane[plane_index];
@ -60,7 +61,8 @@ RENAME(encode_line)(FFV1Context *s, FFV1SliceContext *sc,
for (x = 0; x < w; x++) {
int diff, context;
context = RENAME(get_context)(p, sample[0] + x, sample[1] + x, sample[2] + x);
context = RENAME(get_context)(f->quant_tables[p->quant_table_index],
sample[0] + x, sample[1] + x, sample[2] + x);
diff = sample[0][x] - RENAME(predict)(sample[0] + x, sample[1] + x);
if (context < 0) {
@ -124,7 +126,8 @@ RENAME(encode_line)(FFV1Context *s, FFV1SliceContext *sc,
return 0;
}
static int RENAME(encode_rgb_frame)(FFV1Context *s, FFV1SliceContext *sc,
static int RENAME(encode_rgb_frame)(FFV1Context *f,
FFV1Context *s, FFV1SliceContext *sc,
const uint8_t *src[4],
int w, int h, const int stride[4])
{
@ -193,9 +196,9 @@ static int RENAME(encode_rgb_frame)(FFV1Context *s, FFV1SliceContext *sc,
sample[p][0][-1] = sample[p][1][0 ];
sample[p][1][ w] = sample[p][1][w-1];
if (lbd && s->slice_coding_mode == 0)
ret = RENAME(encode_line)(s, sc, w, sample[p], (p + 1) / 2, 9);
ret = RENAME(encode_line)(f, s, sc, w, sample[p], (p + 1) / 2, 9);
else
ret = RENAME(encode_line)(s, sc, w, sample[p], (p + 1) / 2, bits + (s->slice_coding_mode != 1));
ret = RENAME(encode_line)(f, s, sc, w, sample[p], (p + 1) / 2, bits + (s->slice_coding_mode != 1));
if (ret < 0)
return ret;
}