[FFmpeg-cvslog] avcodec/mpegvideo: Move fcode_tab to MPVMainEncContext
Andreas Rheinhardt
git at videolan.org
Wed Mar 26 06:09:36 EET 2025
ffmpeg | branch: master | Andreas Rheinhardt <andreas.rheinhardt at outlook.com> | Mon Feb 7 10:24:38 2022 +0100| [7751b0cbed67112e4397aabd16dc079b958cb4f7] | committer: Andreas Rheinhardt
avcodec/mpegvideo: Move fcode_tab to MPVMainEncContext
Only used by the main encoding thread.
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt at outlook.com>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=7751b0cbed67112e4397aabd16dc079b958cb4f7
---
libavcodec/ituh263enc.c | 2 +-
libavcodec/motion_est.c | 6 ++++--
libavcodec/motion_est.h | 3 ++-
libavcodec/mpeg12enc.c | 2 +-
libavcodec/mpeg4videoenc.c | 2 +-
libavcodec/mpegvideo.h | 1 -
libavcodec/mpegvideo_enc.c | 23 ++++++++++++-----------
libavcodec/mpegvideoenc.h | 2 ++
8 files changed, 23 insertions(+), 18 deletions(-)
diff --git a/libavcodec/ituh263enc.c b/libavcodec/ituh263enc.c
index c82e0ceffd..739f959e40 100644
--- a/libavcodec/ituh263enc.c
+++ b/libavcodec/ituh263enc.c
@@ -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;
diff --git a/libavcodec/motion_est.c b/libavcodec/motion_est.c
index f7c8305847..7c08fe53eb 100644
--- a/libavcodec/motion_est.c
+++ b/libavcodec/motion_est.c
@@ -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;
diff --git a/libavcodec/motion_est.h b/libavcodec/motion_est.h
index 12f7cd43ab..d8a2cab3a0 100644
--- a/libavcodec/motion_est.h
+++ b/libavcodec/motion_est.h
@@ -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);
diff --git a/libavcodec/mpeg12enc.c b/libavcodec/mpeg12enc.c
index f28a41f5ff..b67f70c5cd 100644
--- a/libavcodec/mpeg12enc.c
+++ b/libavcodec/mpeg12enc.c
@@ -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;
diff --git a/libavcodec/mpeg4videoenc.c b/libavcodec/mpeg4videoenc.c
index f34ea1fcb4..cc3c676e18 100644
--- a/libavcodec/mpeg4videoenc.c
+++ b/libavcodec/mpeg4videoenc.c
@@ -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;
diff --git a/libavcodec/mpegvideo.h b/libavcodec/mpegvideo.h
index fcc51af41a..49e8159769 100644
--- a/libavcodec/mpegvideo.h
+++ b/libavcodec/mpegvideo.h
@@ -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;
diff --git a/libavcodec/mpegvideo_enc.c b/libavcodec/mpegvideo_enc.c
index 03a8ae2687..08fc72edb4 100644
--- a/libavcodec/mpegvideo_enc.c
+++ b/libavcodec/mpegvideo_enc.c
@@ -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);
diff --git a/libavcodec/mpegvideoenc.h b/libavcodec/mpegvideoenc.h
index 4a4016364c..a1543689a8 100644
--- a/libavcodec/mpegvideoenc.h
+++ b/libavcodec/mpegvideoenc.h
@@ -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;
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