[FFmpeg-devel] [PATCH V2] libavcodec/qsvenc: Add DisableDeblockingIdc support to qsv

* [FFmpeg-devel] [PATCH V2] libavcodec/qsvenc: Add DisableDeblockingIdc support to qsv
@ 2022-01-12  5:28 Wenbin Chen
  2022-01-12  5:28 ` [FFmpeg-devel] [PATCH V2] libavcodec/qsvenc: Add low latency P-pyramid " Wenbin Chen
                   ` (3 more replies)
  0 siblings, 4 replies; 6+ messages in thread
From: Wenbin Chen @ 2022-01-12  5:28 UTC (permalink / raw)
  To: ffmpeg-devel

Add dblk_idc option to 264_qsv and hevc_qsv. Turining on this opion can
disable deblocking.

Signed-off-by: Wenbin Chen <wenbin.chen@intel.com>
---
 doc/encoders.texi   | 6 ++++++
 libavcodec/qsvenc.c | 8 ++++++++
 libavcodec/qsvenc.h | 3 +++
 3 files changed, 17 insertions(+)

diff --git a/doc/encoders.texi b/doc/encoders.texi
index 68921fbd40..6fc94daa11 100644
--- a/doc/encoders.texi
+++ b/doc/encoders.texi
@@ -3299,6 +3299,9 @@ This flag controls changing of frame type from B to P.
 @item @var{b_strategy}
 This option controls usage of B frames as reference.
 
+@item @var{dblk_idc}
+This option disable deblocking. It has value in range 0~2.
+
 @item @var{cavlc}
 If set, CAVLC is used; if unset, CABAC is used for encoding.
 
@@ -3391,6 +3394,9 @@ Enable rate distortion optimization.
 @item @var{max_frame_size}
 Maximum encoded frame size in bytes.
 
+@item @var{dblk_idc}
+This option disable deblocking. It has value in range 0~2.
+
 @item @var{idr_interval}
 Distance (in I-frames) between IDR frames.
 @table @samp
diff --git a/libavcodec/qsvenc.c b/libavcodec/qsvenc.c
index a13718652e..3a51d00ca9 100644
--- a/libavcodec/qsvenc.c
+++ b/libavcodec/qsvenc.c
@@ -346,6 +346,10 @@ static void dump_video_param(AVCodecContext *avctx, QSVEncContext *q,
     av_log(avctx, AV_LOG_VERBOSE, "FrameRateExtD: %"PRIu32"; FrameRateExtN: %"PRIu32" \n",
            info->FrameInfo.FrameRateExtD, info->FrameInfo.FrameRateExtN);
 
+#if QSV_HAVE_DISABLEDEBLOCKIDC
+    av_log(avctx, AV_LOG_VERBOSE, "DisableDeblockingIdc: %"PRIu32" \n", co2->DisableDeblockingIdc);
+#endif
+
 }
 
 static void dump_video_vp9_param(AVCodecContext *avctx, QSVEncContext *q,
@@ -885,6 +889,10 @@ static int init_video_param(AVCodecContext *avctx, QSVEncContext *q)
                 q->extco2.ExtBRC = q->extbrc ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
             if (q->max_frame_size >= 0)
                 q->extco2.MaxFrameSize = q->max_frame_size;
+#if QSV_HAVE_DISABLEDEBLOCKIDC
+            if(q->dblk_idc >= 0)
+                q->extco2.DisableDeblockingIdc = q->dblk_idc;
+#endif
 
 #if QSV_VERSION_ATLEAST(1, 9)
             if (avctx->qmin >= 0 && avctx->qmax >= 0 && avctx->qmin > avctx->qmax) {
diff --git a/libavcodec/qsvenc.h b/libavcodec/qsvenc.h
index 31516b8e55..aa49b35f07 100644
--- a/libavcodec/qsvenc.h
+++ b/libavcodec/qsvenc.h
@@ -44,6 +44,7 @@
 
 #define QSV_HAVE_TRELLIS QSV_VERSION_ATLEAST(1, 8)
 #define QSV_HAVE_MAX_SLICE_SIZE QSV_VERSION_ATLEAST(1, 9)
+#define QSV_HAVE_DISABLEDEBLOCKIDC QSV_VERSION_ATLEAST(1, 9)
 #define QSV_HAVE_BREF_TYPE      QSV_VERSION_ATLEAST(1, 8)
 
 #define QSV_HAVE_LA     QSV_VERSION_ATLEAST(1, 7)
@@ -97,6 +98,7 @@
 { "b_strategy",     "Strategy to choose between I/P/B-frames", OFFSET(qsv.b_strategy),    AV_OPT_TYPE_INT, { .i64 = -1 }, -1,          1, VE },                         \
 { "forced_idr",     "Forcing I frames as IDR frames",         OFFSET(qsv.forced_idr),     AV_OPT_TYPE_BOOL,{ .i64 = 0  },  0,          1, VE },                         \
 { "low_power", "enable low power mode(experimental: many limitations by mfx version, BRC modes, etc.)", OFFSET(qsv.low_power), AV_OPT_TYPE_BOOL, { .i64 = -1}, -1, 1, VE},\
+{ "dblk_idc", "This option disable deblocking. It has value in range 0~2.",   OFFSET(qsv.dblk_idc),   AV_OPT_TYPE_INT,    { .i64 = -1 },   -1,  2,  VE},    \
 
 extern const AVCodecHWConfigInternal *const ff_qsv_enc_hw_configs[];
 
@@ -169,6 +171,7 @@ typedef struct QSVEncContext {
     int rdo;
     int max_frame_size;
     int max_slice_size;
+    int dblk_idc;
 
     int tile_cols;
     int tile_rows;
-- 
2.25.1

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