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Code Issues Releases Activity

avcodec: add option to make is_intra_more_likely() from error concealment return "no"

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2014-05-02 18:24:22 +02:00
parent a8bc175dd9
commit 81d1fcf37d
5 changed files with 9 additions and 2 deletions
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2
doc/codecs.texi
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@ -429,6 +429,8 @@ Possible values:
iterative motion vector (MV) search (slow)
@item deblock
use strong deblock filter for damaged MBs
@item favor_inter
favor predicting from the previous frame instead of the current
@end table
@item bits_per_coded_sample @var{integer}

1
libavcodec/avcodec.h
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@ -2556,6 +2556,7 @@ typedef struct AVCodecContext {
int error_concealment;
#define FF_EC_GUESS_MVS 1
#define FF_EC_DEBLOCK 2
#define FF_EC_FAVOR_INTER 256
/**
* debug

3
libavcodec/error_resilience.c
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@ -686,6 +686,9 @@ static int is_intra_more_likely(ERContext *s)
if (!s->last_pic.f || !s->last_pic.f->data[0])
return 1; // no previous frame available -> use spatial prediction
if (s->avctx->error_concealment & FF_EC_FAVOR_INTER)
return 0;
undamaged_count = 0;
for (i = 0; i < s->mb_num; i++) {
const int mb_xy = s->mb_index2xy[i];

1
libavcodec/options_table.h
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@ -223,6 +223,7 @@ static const AVOption avcodec_options[] = {
{"ec", "set error concealment strategy", OFFSET(error_concealment), AV_OPT_TYPE_FLAGS, {.i64 = 3 }, INT_MIN, INT_MAX, V|D, "ec"},
{"guess_mvs", "iterative motion vector (MV) search (slow)", 0, AV_OPT_TYPE_CONST, {.i64 = FF_EC_GUESS_MVS }, INT_MIN, INT_MAX, V|D, "ec"},
{"deblock", "use strong deblock filter for damaged MBs", 0, AV_OPT_TYPE_CONST, {.i64 = FF_EC_DEBLOCK }, INT_MIN, INT_MAX, V|D, "ec"},
{"favor_inter", "favor predicting from the previous frame", 0, AV_OPT_TYPE_CONST, {.i64 = FF_EC_FAVOR_INTER }, INT_MIN, INT_MAX, V|D, "ec"},
{"bits_per_coded_sample", NULL, OFFSET(bits_per_coded_sample), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX},
{"pred", "prediction method", OFFSET(prediction_method), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|E, "pred"},
{"left", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_PRED_LEFT }, INT_MIN, INT_MAX, V|E, "pred"},

4
libavcodec/version.h
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@ -29,8 +29,8 @@
#include "libavutil/version.h"
#define LIBAVCODEC_VERSION_MAJOR 55
#define LIBAVCODEC_VERSION_MINOR 60
#define LIBAVCODEC_VERSION_MICRO 103
#define LIBAVCODEC_VERSION_MINOR 61
#define LIBAVCODEC_VERSION_MICRO 100
#define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \
LIBAVCODEC_VERSION_MINOR, \