> Scene change detection ?
> and
> Content dependant B frame insertion
>
> And if people agree then please someone submit a patch with it
> ill apply it
>
New patch.
>From 983fb04e74c133de350da41bd5961f8c840ff327 Mon Sep 17 00:00:00 2001
From: Will Kelleher <wkelle...@gogoair.com>
Date: Tue, 10 Nov 2015 14:30:21 -0600
Subject: [PATCH] qsvenc: Add adaptive_i and adaptive_b toggles
Signed-off-by: Will Kelleher <wkelle...@gogoair.com>
---
libavcodec/qsvenc.c | 2 ++
libavcodec/qsvenc.h | 2 ++
libavcodec/qsvenc_h264.c | 2 ++
3 files changed, 6 insertions(+)
diff --git a/libavcodec/qsvenc.c b/libavcodec/qsvenc.c
index df1f777..5e6ace1 100644
--- a/libavcodec/qsvenc.c
+++ b/libavcodec/qsvenc.c
@@ -173,6 +173,8 @@ static int init_video_param(AVCodecContext *avctx,
QSVEncContext *q)
#endif
#if QSV_VERSION_ATLEAST(1,8)
q->extco2.LookAheadDS = q->look_ahead_downsampling;
+ q->extco2.AdaptiveI = q->adaptive_i ? MFX_CODINGOPTION_ON :
MFX_CODINGOPTION_UNKNOWN;
+ q->extco2.AdaptiveB = q->adaptive_b ? MFX_CODINGOPTION_ON :
MFX_CODINGOPTION_UNKNOWN;
#endif
q->extparam_internal[q->nb_extparam_internal++] = (mfxExtBuffer
*)&q->extco2;
diff --git a/libavcodec/qsvenc.h b/libavcodec/qsvenc.h
index 3dd7afe..a5f9463 100644
--- a/libavcodec/qsvenc.h
+++ b/libavcodec/qsvenc.h
@@ -76,6 +76,8 @@ typedef struct QSVEncContext {
int look_ahead;
int look_ahead_depth;
int look_ahead_downsampling;
+ int adaptive_i;
+ int adaptive_b;
char *load_plugins;
} QSVEncContext;
diff --git a/libavcodec/qsvenc_h264.c b/libavcodec/qsvenc_h264.c
index 0e5a26c..1febe93 100644
--- a/libavcodec/qsvenc_h264.c
+++ b/libavcodec/qsvenc_h264.c
@@ -97,6 +97,8 @@ static const AVOption options[] = {
{ "slow", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_3
}, INT_MIN, INT_MAX, VE, "preset" },
{ "slower", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_2
}, INT_MIN, INT_MAX, VE, "preset" },
{ "veryslow", NULL, 0, AV_OPT_TYPE_CONST, { .i64 =
MFX_TARGETUSAGE_BEST_QUALITY }, INT_MIN, INT_MAX, VE, "preset" },
+ { "adaptive_i", "Scene detection", OFFSET(qsv.adaptive_i),
AV_OPT_TYPE_BOOL, {.i64 = 0}, 0, 1, VE},
+ { "adaptive_b", "Content-dependent B-frame insertion",
OFFSET(qsv.adaptive_b), AV_OPT_TYPE_BOOL, {.i64 = 0}, 0, 1, VE},
{ NULL },
};
--
2.6.2
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