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Code Issues Releases Activity

avcodec/mpegvideo: Move fcode_tab to MPVMainEncContext

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Only used by the main encoding thread.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt
2022-02-07 10:24:38 +01:00
parent ecba58311c
commit 7751b0cbed
8 changed files with 23 additions and 18 deletions
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2
libavcodec/ituh263enc.c
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@ -848,7 +848,7 @@ av_cold void ff_h263_encode_init(MPVMainEncContext *const m)
break;
case AV_CODEC_ID_H263P:
if(s->umvplus)
s->fcode_tab = umv_fcode_tab + MAX_MV;
m->fcode_tab = umv_fcode_tab + MAX_MV;
if(s->modified_quant){
s->min_qcoeff= -2047;
s->max_qcoeff= 2047;

6
libavcodec/motion_est.c
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@ -1596,12 +1596,14 @@ void ff_estimate_b_frame_motion(MpegEncContext * s,
}
/* find best f_code for ME which do unlimited searches */
int ff_get_best_fcode(MpegEncContext * s, const int16_t (*mv_table)[2], int type)
int ff_get_best_fcode(MPVMainEncContext *const m, const int16_t (*mv_table)[2], int type)
{
MpegEncContext *const s = &m->s;
if (s->motion_est != FF_ME_ZERO) {
int score[8];
int i, y, range= s->avctx->me_range ? s->avctx->me_range : (INT_MAX/2);
const uint8_t * fcode_tab = s->fcode_tab;
const uint8_t * fcode_tab = m->fcode_tab;
int best_fcode=-1;
int best_score=-10000000;

3
libavcodec/motion_est.h
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@ -29,6 +29,7 @@
#include "qpeldsp.h"
struct MpegEncContext;
typedef struct MPVMainEncContext MPVMainEncContext;
#if ARCH_IA64 // Limit static arrays to avoid gcc failing "short data segment overflowed"
#define MAX_MV 1024
@ -136,7 +137,7 @@ int ff_epzs_motion_search(struct MpegEncContext *s, int *mx_ptr, int *my_ptr,
int ff_get_mb_score(struct MpegEncContext *s, int mx, int my, int src_index,
int ref_index, int size, int h, int add_rate);
int ff_get_best_fcode(struct MpegEncContext *s,
int ff_get_best_fcode(MPVMainEncContext *m,
const int16_t (*mv_table)[2], int type);
void ff_fix_long_p_mvs(struct MpegEncContext *s, int type);

2
libavcodec/mpeg12enc.c
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@ -1113,7 +1113,7 @@ static av_cold int encode_init(AVCodecContext *avctx)
m->encode_picture_header = mpeg1_encode_picture_header;
s->me.mv_penalty = mv_penalty;
s->fcode_tab = fcode_tab + MAX_MV;
m->fcode_tab = fcode_tab + MAX_MV;
if (avctx->codec_id == AV_CODEC_ID_MPEG1VIDEO) {
s->min_qcoeff = -255;
s->max_qcoeff = 255;

2
libavcodec/mpeg4videoenc.c
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@ -1319,7 +1319,7 @@ static av_cold int encode_init(AVCodecContext *avctx)
m4->time_increment_bits = av_log2(avctx->time_base.den - 1) + 1;
s->fcode_tab = fcode_tab + MAX_MV;
m->fcode_tab = fcode_tab + MAX_MV;
s->min_qcoeff = -2048;
s->max_qcoeff = 2047;

1
libavcodec/mpegvideo.h
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@ -253,7 +253,6 @@ typedef struct MpegEncContext {
int mv[2][4][2];
int field_select[2][2];
int last_mv[2][2][2]; ///< last MV, used for MV prediction in MPEG-1 & B-frame MPEG-4
const uint8_t *fcode_tab; ///< smallest fcode needed for each MV
int16_t direct_scale_mv[2][64]; ///< precomputed to avoid divisions in ff_mpeg4_set_direct_mv
MotionEstContext me;

23
libavcodec/mpegvideo_enc.c
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@ -278,14 +278,15 @@ static av_cold void mpv_encode_init_static(void)
/**
* Set the given MpegEncContext to defaults for encoding.
*/
static av_cold void mpv_encode_defaults(MpegEncContext *s)
static av_cold void mpv_encode_defaults(MPVMainEncContext *const m)
{
MpegEncContext *const s = &m->s;
static AVOnce init_static_once = AV_ONCE_INIT;
ff_mpv_common_defaults(s);
if (!s->fcode_tab) {
s->fcode_tab = default_fcode_tab + MAX_MV;
if (!m->fcode_tab) {
m->fcode_tab = default_fcode_tab + MAX_MV;
ff_thread_once(&init_static_once, mpv_encode_init_static);
}
if (!s->y_dc_scale_table) {
@ -429,7 +430,7 @@ av_cold int ff_mpv_encode_init(AVCodecContext *avctx)
int i, ret;
int mb_array_size, mv_table_size;
mpv_encode_defaults(s);
mpv_encode_defaults(m);
switch (avctx->pix_fmt) {
case AV_PIX_FMT_YUVJ444P:
@ -3774,12 +3775,12 @@ static int encode_picture(MPVMainEncContext *const m, const AVPacket *pkt)
if(!s->umvplus){
if(s->pict_type==AV_PICTURE_TYPE_P || s->pict_type==AV_PICTURE_TYPE_S) {
s->f_code= ff_get_best_fcode(s, s->p_mv_table, CANDIDATE_MB_TYPE_INTER);
s->f_code = ff_get_best_fcode(m, s->p_mv_table, CANDIDATE_MB_TYPE_INTER);
if (s->avctx->flags & AV_CODEC_FLAG_INTERLACED_ME) {
int a,b;
a= ff_get_best_fcode(s, s->p_field_mv_table[0][0], CANDIDATE_MB_TYPE_INTER_I); //FIXME field_select
b= ff_get_best_fcode(s, s->p_field_mv_table[1][1], CANDIDATE_MB_TYPE_INTER_I);
a = ff_get_best_fcode(m, s->p_field_mv_table[0][0], CANDIDATE_MB_TYPE_INTER_I); //FIXME field_select
b = ff_get_best_fcode(m, s->p_field_mv_table[1][1], CANDIDATE_MB_TYPE_INTER_I);
s->f_code= FFMAX3(s->f_code, a, b);
}
@ -3796,12 +3797,12 @@ static int encode_picture(MPVMainEncContext *const m, const AVPacket *pkt)
} else if (s->pict_type == AV_PICTURE_TYPE_B) {
int a, b;
a = ff_get_best_fcode(s, s->b_forw_mv_table, CANDIDATE_MB_TYPE_FORWARD);
b = ff_get_best_fcode(s, s->b_bidir_forw_mv_table, CANDIDATE_MB_TYPE_BIDIR);
a = ff_get_best_fcode(m, s->b_forw_mv_table, CANDIDATE_MB_TYPE_FORWARD);
b = ff_get_best_fcode(m, s->b_bidir_forw_mv_table, CANDIDATE_MB_TYPE_BIDIR);
s->f_code = FFMAX(a, b);
a = ff_get_best_fcode(s, s->b_back_mv_table, CANDIDATE_MB_TYPE_BACKWARD);
b = ff_get_best_fcode(s, s->b_bidir_back_mv_table, CANDIDATE_MB_TYPE_BIDIR);
a = ff_get_best_fcode(m, s->b_back_mv_table, CANDIDATE_MB_TYPE_BACKWARD);
b = ff_get_best_fcode(m, s->b_bidir_back_mv_table, CANDIDATE_MB_TYPE_BIDIR);
s->b_code = FFMAX(a, b);
ff_fix_long_mvs(s, NULL, 0, s->b_forw_mv_table, s->f_code, CANDIDATE_MB_TYPE_FORWARD, 1);

2
libavcodec/mpegvideoenc.h
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@ -67,6 +67,8 @@ typedef struct MPVMainEncContext {
int lmin, lmax;
int vbv_ignore_qmax;
const uint8_t *fcode_tab; ///< smallest fcode needed for each MV
/* frame skip options */
int frame_skip_threshold;
int frame_skip_factor;