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lavc/ffv1enc: stop using per-slice FFV1Context 

All remaining accesses to them are for fields that have the same value
in the main encoder context.
This commit is contained in:
Anton Khirnov 2024-07-10 17:25:54 +02:00
parent 96e8af6c4d
commit 84dda32202
2 changed files with 41 additions and 43 deletions
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55
libavcodec/ffv1enc.c
View File

@ -269,14 +269,14 @@ 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 *f,
FFV1Context *s, FFV1SliceContext *sc,
static int encode_plane(FFV1Context *f, FFV1SliceContext *sc,
const uint8_t *src, int w, int h,
int stride, int plane_index, int pixel_stride)
{
int x, y, i, ret;
const int ac = f->ac;
const int ring_size = s->context_model ? 3 : 2;
const int pass1 = !!(f->avctx->flags & AV_CODEC_FLAG_PASS1);
const int ring_size = f->context_model ? 3 : 2;
int16_t *sample[3];
sc->run_index = 0;
@ -288,22 +288,22 @@ static int encode_plane(FFV1Context *f,
sample[0][-1]= sample[1][0 ];
sample[1][ w]= sample[1][w-1];
if (s->bits_per_raw_sample <= 8) {
if (f->bits_per_raw_sample <= 8) {
for (x = 0; x < w; x++)
sample[0][x] = src[x * pixel_stride + stride * y];
if((ret = encode_line(f, s, sc, w, sample, plane_index, 8, ac)) < 0)
if((ret = encode_line(f, sc, f->avctx, w, sample, plane_index, 8, ac, pass1)) < 0)
return ret;
} else {
if (s->packed_at_lsb) {
if (f->packed_at_lsb) {
for (x = 0; x < w; x++) {
sample[0][x] = ((uint16_t*)(src + stride*y))[x];
}
} else {
for (x = 0; x < w; x++) {
sample[0][x] = ((uint16_t*)(src + stride*y))[x] >> (16 - s->bits_per_raw_sample);
sample[0][x] = ((uint16_t*)(src + stride*y))[x] >> (16 - f->bits_per_raw_sample);
}
}
if((ret = encode_line(f, s, sc, w, sample, plane_index, s->bits_per_raw_sample, ac)) < 0)
if((ret = encode_line(f, sc, f->avctx, w, sample, plane_index, f->bits_per_raw_sample, ac, pass1)) < 0)
return ret;
}
}
@ -909,8 +909,7 @@ slices_ok:
return 0;
}
static void encode_slice_header(FFV1Context *f, FFV1Context *fs,
FFV1SliceContext *sc)
static void encode_slice_header(FFV1Context *f, FFV1SliceContext *sc)
{
RangeCoder *c = &sc->c;
uint8_t state[CONTEXT_SIZE];
@ -943,7 +942,7 @@ static void encode_slice_header(FFV1Context *f, FFV1Context *fs,
}
}
static void choose_rct_params(FFV1Context *fs, FFV1SliceContext *sc,
static void choose_rct_params(const FFV1Context *f, FFV1SliceContext *sc,
const uint8_t *src[3], const int stride[3], int w, int h)
{
#define NB_Y_COEFF 15
@ -969,7 +968,7 @@ static void choose_rct_params(FFV1Context *fs, FFV1SliceContext *sc,
int stat[NB_Y_COEFF] = {0};
int x, y, i, p, best;
int16_t *sample[3];
int lbd = fs->bits_per_raw_sample <= 8;
int lbd = f->bits_per_raw_sample <= 8;
for (y = 0; y < h; y++) {
int lastr=0, lastg=0, lastb=0;
@ -1028,10 +1027,8 @@ static void choose_rct_params(FFV1Context *fs, FFV1SliceContext *sc,
static int encode_slice(AVCodecContext *c, void *arg)
{
FFV1Context *fs = *(void **)arg;
FFV1Context *f = fs->avctx->priv_data;
const int si = (FFV1Context**)arg - f->slice_context;
FFV1SliceContext *sc = &f->slices[si];
FFV1SliceContext *sc = arg;
FFV1Context *f = c->priv_data;
int width = sc->slice_width;
int height = sc->slice_height;
int x = sc->slice_x;
@ -1047,7 +1044,7 @@ static int encode_slice(AVCodecContext *c, void *arg)
sc->slice_coding_mode = 0;
if (f->version > 3) {
choose_rct_params(fs, sc, planes, p->linesize, width, height);
choose_rct_params(f, sc, planes, p->linesize, width, height);
} else {
sc->slice_rct_by_coef = 1;
sc->slice_rct_ry_coef = 1;
@ -1057,7 +1054,7 @@ retry:
if (f->key_frame)
ff_ffv1_clear_slice_state(f, sc);
if (f->version > 2) {
encode_slice_header(f, fs, sc);
encode_slice_header(f, sc);
}
if (f->ac == AC_GOLOMB_RICE) {
sc->ac_byte_count = f->version > 2 || (!x && !y) ? ff_rac_terminate(&sc->c, f->version > 2) : 0;
@ -1072,26 +1069,26 @@ retry:
const int cx = x >> f->chroma_h_shift;
const int cy = y >> f->chroma_v_shift;
ret = encode_plane(f, fs, sc, p->data[0] + ps*x + y*p->linesize[0], width, height, p->linesize[0], 0, 1);
ret = encode_plane(f, sc, p->data[0] + ps*x + y*p->linesize[0], width, height, p->linesize[0], 0, 1);
if (f->chroma_planes) {
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);
ret |= encode_plane(f, sc, p->data[1] + ps*cx+cy*p->linesize[1], chroma_width, chroma_height, p->linesize[1], 1, 1);
ret |= encode_plane(f, sc, p->data[2] + ps*cx+cy*p->linesize[2], chroma_width, chroma_height, p->linesize[2], 1, 1);
}
if (f->transparency)
ret |= encode_plane(f, fs, sc, p->data[3] + ps*x + y*p->linesize[3], width, height, p->linesize[3], 2, 1);
ret |= encode_plane(f, 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(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);
ret = encode_plane(f, sc, p->data[0] + ps*x + y*p->linesize[0], width, height, p->linesize[0], 0, 2);
ret |= encode_plane(f, 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(f, fs, sc, planes, width, height, p->linesize);
ret = encode_rgb_frame32(f, sc, planes, width, height, p->linesize);
} else {
ret = encode_rgb_frame(f, fs, sc, planes, width, height, p->linesize);
ret = encode_rgb_frame(f, sc, planes, width, height, p->linesize);
}
if (ret < 0) {
av_assert0(sc->slice_coding_mode == 0);
if (fs->version < 4 || !f->ac) {
if (f->version < 4 || !f->ac) {
av_log(c, AV_LOG_ERROR, "Buffer too small\n");
return ret;
}
@ -1207,8 +1204,8 @@ static int encode_frame(AVCodecContext *avctx, AVPacket *pkt,
sc->c.bytestream_end = sc->c.bytestream_start + len;
}
}
avctx->execute(avctx, encode_slice, &f->slice_context[0], NULL,
f->slice_count, sizeof(void *));
avctx->execute(avctx, encode_slice, f->slices, NULL,
f->slice_count, sizeof(*f->slices));
buf_p = pkt->data;
for (i = 0; i < f->slice_count; i++) {

29
libavcodec/ffv1enc_template.c
View File

@ -23,10 +23,10 @@
#include "ffv1_template.c"
static av_always_inline int
RENAME(encode_line)(FFV1Context *f,
FFV1Context *s, FFV1SliceContext *sc,
RENAME(encode_line)(FFV1Context *f, FFV1SliceContext *sc,
void *logctx,
int w, TYPE *sample[3], int plane_index, int bits,
int ac)
int ac, int pass1)
{
PlaneContext *const p = &sc->plane[plane_index];
RangeCoder *const c = &sc->c;
@ -37,12 +37,12 @@ RENAME(encode_line)(FFV1Context *f,
if (ac != AC_GOLOMB_RICE) {
if (c->bytestream_end - c->bytestream < w * 35) {
av_log(s->avctx, AV_LOG_ERROR, "encoded frame too large\n");
av_log(logctx, AV_LOG_ERROR, "encoded frame too large\n");
return AVERROR_INVALIDDATA;
}
} else {
if (put_bytes_left(&sc->pb, 0) < w * 4) {
av_log(s->avctx, AV_LOG_ERROR, "encoded frame too large\n");
av_log(logctx, AV_LOG_ERROR, "encoded frame too large\n");
return AVERROR_INVALIDDATA;
}
}
@ -74,7 +74,7 @@ RENAME(encode_line)(FFV1Context *f,
diff = fold(diff, bits);
if (ac != AC_GOLOMB_RICE) {
if (s->flags & AV_CODEC_FLAG_PASS1) {
if (pass1) {
put_symbol_inline(c, p->state[context], diff, 1, sc->rc_stat,
sc->rc_stat2[p->quant_table_index][context]);
} else {
@ -104,7 +104,7 @@ RENAME(encode_line)(FFV1Context *f,
}
}
ff_dlog(s->avctx, "count:%d index:%d, mode:%d, x:%d pos:%d\n",
ff_dlog(logctx, "count:%d index:%d, mode:%d, x:%d pos:%d\n",
run_count, run_index, run_mode, x,
(int)put_bits_count(&sc->pb));
@ -127,18 +127,18 @@ RENAME(encode_line)(FFV1Context *f,
return 0;
}
static int RENAME(encode_rgb_frame)(FFV1Context *f,
FFV1Context *s, FFV1SliceContext *sc,
static int RENAME(encode_rgb_frame)(FFV1Context *f, FFV1SliceContext *sc,
const uint8_t *src[4],
int w, int h, const int stride[4])
{
int x, y, p, i;
const int ring_size = s->context_model ? 3 : 2;
const int ring_size = f->context_model ? 3 : 2;
TYPE *sample[4][3];
const int ac = f->ac;
int lbd = s->bits_per_raw_sample <= 8;
const int pass1 = !!(f->avctx->flags & AV_CODEC_FLAG_PASS1);
int lbd = f->bits_per_raw_sample <= 8;
int packed = !src[1];
int bits = s->bits_per_raw_sample > 0 ? s->bits_per_raw_sample : 8;
int bits = f->bits_per_raw_sample > 0 ? f->bits_per_raw_sample : 8;
int offset = 1 << bits;
int transparency = f->transparency;
int packed_size = (3 + transparency)*2;
@ -198,9 +198,10 @@ static int RENAME(encode_rgb_frame)(FFV1Context *f,
sample[p][0][-1] = sample[p][1][0 ];
sample[p][1][ w] = sample[p][1][w-1];
if (lbd && sc->slice_coding_mode == 0)
ret = RENAME(encode_line)(f, s, sc, w, sample[p], (p + 1) / 2, 9, ac);
ret = RENAME(encode_line)(f, sc, f->avctx, w, sample[p], (p + 1) / 2, 9, ac, pass1);
else
ret = RENAME(encode_line)(f, s, sc, w, sample[p], (p + 1) / 2, bits + (sc->slice_coding_mode != 1), ac);
ret = RENAME(encode_line)(f, sc, f->avctx, w, sample[p], (p + 1) / 2,
bits + (sc->slice_coding_mode != 1), ac, pass1);
if (ret < 0)
return ret;
}