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Code Issues Releases Activity

lavc/ffv1: move run_index to the per-slice context

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This commit is contained in:
Anton Khirnov
2024-07-07 19:46:20 +02:00
parent 91d3c1ac47
commit 19e9f3d5f2
5 changed files with 24 additions and 23 deletions
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3
libavcodec/ffv1.h
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@@ -77,6 +77,8 @@ typedef struct FFV1SliceContext {
int slice_height;
int slice_x;
int slice_y;
int run_index;
} FFV1SliceContext;
typedef struct FFV1Context {
@@ -109,7 +111,6 @@ typedef struct FFV1Context {
int context_count[MAX_QUANT_TABLES];
uint8_t state_transition[256];
uint8_t (*initial_states[MAX_QUANT_TABLES])[32];
int run_index;
int colorspace;
int use32bit;

6
libavcodec/ffv1dec.c
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@@ -126,7 +126,7 @@ static int decode_plane(FFV1Context *s, FFV1SliceContext *sc,
sample[0] = sc->sample_buffer + 3;
sample[1] = sc->sample_buffer + w + 6 + 3;
s->run_index = 0;
sc->run_index = 0;
memset(sc->sample_buffer, 0, 2 * (w + 6) * sizeof(*sc->sample_buffer));
@@ -140,13 +140,13 @@ 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, w, sample, plane_index, 8);
int ret = decode_line(s, sc, 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, w, sample, plane_index, s->avctx->bits_per_raw_sample);
int ret = decode_line(s, sc, w, sample, plane_index, s->avctx->bits_per_raw_sample);
if (ret < 0)
return ret;
if (s->packed_at_lsb) {

16
libavcodec/ffv1dec_template.c
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@@ -22,16 +22,16 @@
#include "ffv1_template.c"
static av_always_inline int RENAME(decode_line)(FFV1Context *s, int w,
TYPE *sample[2],
int plane_index, int bits)
static av_always_inline int
RENAME(decode_line)(FFV1Context *s, FFV1SliceContext *sc, int w,
TYPE *sample[2], int plane_index, int bits)
{
PlaneContext *const p = &s->plane[plane_index];
RangeCoder *const c = &s->c;
int x;
int run_count = 0;
int run_mode = 0;
int run_index = s->run_index;
int run_index = sc->run_index;
if (is_input_end(s))
return AVERROR_INVALIDDATA;
@@ -123,7 +123,7 @@ static av_always_inline int RENAME(decode_line)(FFV1Context *s, int w,
sample[1][x] = av_zero_extend(RENAME(predict)(sample[1] + x, sample[0] + x) + (SUINT)diff, bits);
}
s->run_index = run_index;
sc->run_index = run_index;
return 0;
}
@@ -142,7 +142,7 @@ static int RENAME(decode_rgb_frame)(FFV1Context *s, FFV1SliceContext *sc,
sample[x][1] = RENAME(sc->sample_buffer) + (x * 2 + 1) * (w + 6) + 3;
}
s->run_index = 0;
sc->run_index = 0;
memset(RENAME(sc->sample_buffer), 0, 8 * (w + 6) * sizeof(*RENAME(sc->sample_buffer)));
@@ -157,9 +157,9 @@ 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, w, sample[p], (p + 1)/2, 9);
ret = RENAME(decode_line)(s, sc, w, sample[p], (p + 1)/2, 9);
else
ret = RENAME(decode_line)(s, w, sample[p], (p + 1)/2, bits + (s->slice_coding_mode != 1));
ret = RENAME(decode_line)(s, sc, w, sample[p], (p + 1)/2, bits + (s->slice_coding_mode != 1));
if (ret < 0)
return ret;
}

6
libavcodec/ffv1enc.c
View File

@@ -276,7 +276,7 @@ static int encode_plane(FFV1Context *s, FFV1SliceContext *sc,
int x, y, i, ret;
const int ring_size = s->context_model ? 3 : 2;
int16_t *sample[3];
s->run_index = 0;
sc->run_index = 0;
memset(sc->sample_buffer, 0, ring_size * (w + 6) * sizeof(*sc->sample_buffer));
@@ -289,7 +289,7 @@ 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, w, sample, plane_index, 8)) < 0)
if((ret = encode_line(s, sc, w, sample, plane_index, 8)) < 0)
return ret;
} else {
if (s->packed_at_lsb) {
@@ -301,7 +301,7 @@ 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, w, sample, plane_index, s->bits_per_raw_sample)) < 0)
if((ret = encode_line(s, sc, w, sample, plane_index, s->bits_per_raw_sample)) < 0)
return ret;
}
}

16
libavcodec/ffv1enc_template.c
View File

@@ -22,14 +22,14 @@
#include "ffv1_template.c"
static av_always_inline int RENAME(encode_line)(FFV1Context *s, int w,
TYPE *sample[3],
int plane_index, int bits)
static av_always_inline int
RENAME(encode_line)(FFV1Context *s, FFV1SliceContext *sc,
int w, TYPE *sample[3], int plane_index, int bits)
{
PlaneContext *const p = &s->plane[plane_index];
RangeCoder *const c = &s->c;
int x;
int run_index = s->run_index;
int run_index = sc->run_index;
int run_count = 0;
int run_mode = 0;
@@ -119,7 +119,7 @@ static av_always_inline int RENAME(encode_line)(FFV1Context *s, int w,
if (run_count)
put_bits(&s->pb, 1, 1);
}
s->run_index = run_index;
sc->run_index = run_index;
return 0;
}
@@ -138,7 +138,7 @@ static int RENAME(encode_rgb_frame)(FFV1Context *s, FFV1SliceContext *sc,
int transparency = s->transparency;
int packed_size = (3 + transparency)*2;
s->run_index = 0;
sc->run_index = 0;
memset(RENAME(sc->sample_buffer), 0, ring_size * MAX_PLANES *
(w + 6) * sizeof(*RENAME(sc->sample_buffer)));
@@ -193,9 +193,9 @@ 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, w, sample[p], (p + 1) / 2, 9);
ret = RENAME(encode_line)(s, sc, w, sample[p], (p + 1) / 2, 9);
else
ret = RENAME(encode_line)(s, w, sample[p], (p + 1) / 2, bits + (s->slice_coding_mode != 1));
ret = RENAME(encode_line)(s, sc, w, sample[p], (p + 1) / 2, bits + (s->slice_coding_mode != 1));
if (ret < 0)
return ret;
}