[x265] [X265][PATCH] Fix: warnings in Windows

Aruna Matheswaran aruna at multicorewareinc.com
Thu Dec 24 14:08:10 UTC 2020


On Wed, Dec 23, 2020 at 9:56 PM Niranjan Bala <niranjan at multicorewareinc.com>
wrote:

> From df3fe9fdbe3e362f0ef5f1fb823e50c996460c78 Mon Sep 17 00:00:00 2001
> From: Niranjan <niranjan at multicorewareinc.com>
> Date: Mon, 21 Dec 2020 23:40:42 +0530
> Subject: [PATCH] Fix: warnings in Windows
>
> ---
>  source/common/param.cpp            | 15 ++++++++++++++-
>  source/encoder/encoder.cpp         |  4 ++--
>  source/encoder/ratecontrol.cpp     | 14 ++++++--------
>  source/test/rate-control-tests.txt |  1 +
>  source/x265.h                      |  6 ++++++
>  source/x265cli.cpp                 |  2 +-
>  6 files changed, 30 insertions(+), 12 deletions(-)
>
> diff --git a/source/common/param.cpp b/source/common/param.cpp
> index 7a9be18c3..5c0409e93 100755
> --- a/source/common/param.cpp
> +++ b/source/common/param.cpp
> @@ -179,6 +179,8 @@ void x265_param_default(x265_param* param)
>      param->bEnableHRDConcatFlag = 0;
>      param->bEnableFades = 0;
>      param->bEnableSceneCutAwareQp = 0;
> +    param->forwardWindow = 0;
> +    param->backwardWindow = 0;
>      param->fwdScenecutWindow = 500;
>      param->fwdRefQpDelta = 5;
>      param->fwdNonRefQpDelta = param->fwdRefQpDelta + (SLICE_TYPE_DELTA *
> param->fwdRefQpDelta);
> @@ -1347,7 +1349,14 @@ int x265_param_parse(x265_param* p, const char*
> name, const char* value)
>              p->selectiveSAO = atoi(value);
>          }
>          OPT("fades") p->bEnableFades = atobool(value);
> -        OPT("scenecut-aware-qp") p->bEnableSceneCutAwareQp = atoi(value);
> +        OPT("scenecut-aware-qp")
> +        {
> +            p->bEnableSceneCutAwareQp = atoi(value);
> +            if (p->bEnableSceneCutAwareQp & FORWARD)
> +                p->forwardWindow = 1;
> +            if (p->bEnableSceneCutAwareQp & BACKWARD)
> +                p->backwardWindow = 1;
> +        }
>          OPT("masking-strength")
>          {
>              int window1;
> @@ -1831,6 +1840,8 @@ int x265_check_params(x265_param* param)
>          }
>          else
>          {
> +            CHECK(param->bEnableSceneCutAwareQp < 0 ||
> param->bEnableSceneCutAwareQp >3,
> +            "Invalid scenecut window direction. Value must be between 0
> and 3(inclusive)");
>              CHECK(param->fwdScenecutWindow < 0 ||
> param->fwdScenecutWindow > 1000,
>              "Invalid forward scenecut Window duration. Value must be
> between 0 and 1000(inclusive)");
>              CHECK(param->fwdRefQpDelta < 0 || param->fwdRefQpDelta > 10,
> @@ -2659,6 +2670,8 @@ void x265_copy_params(x265_param* dst, x265_param*
> src)
>      dst->bEnableSvtHevc = src->bEnableSvtHevc;
>      dst->bEnableFades = src->bEnableFades;
>      dst->bEnableSceneCutAwareQp = src->bEnableSceneCutAwareQp;
> +    dst->forwardWindow = src->forwardWindow;
> +    dst->backwardWindow = src->backwardWindow;
>      dst->fwdScenecutWindow = src->fwdScenecutWindow;
>      dst->fwdRefQpDelta = src->fwdRefQpDelta;
>      dst->fwdNonRefQpDelta = src->fwdNonRefQpDelta;
> diff --git a/source/encoder/encoder.cpp b/source/encoder/encoder.cpp
> index 18c3b6788..49951c725 100644
> --- a/source/encoder/encoder.cpp
> +++ b/source/encoder/encoder.cpp
> @@ -1810,7 +1810,7 @@ int Encoder::encode(const x265_picture* pic_in,
> x265_picture* pic_out)
>                  inFrame->m_lowres.m_bIsHardScenecut = isHardSC;
>          }
>
> -        if ((m_param->bEnableSceneCutAwareQp == BI_DIRECTIONAL ||
> m_param->bEnableSceneCutAwareQp == BACKWARD) && m_param->rc.bStatRead)
> +        if (m_param->backwardWindow && m_param->rc.bStatRead)
>          {
>              RateControlEntry * rcEntry = NULL;
>              rcEntry = &(m_rateControl->m_rce2Pass[inFrame->m_poc]);
> @@ -2242,7 +2242,7 @@ int Encoder::encode(const x265_picture* pic_in,
> x265_picture* pic_out)
>              frameEnc = m_lookahead->getDecidedPicture();
>          if (frameEnc && !pass && (!m_param->chunkEnd ||
> (m_encodedFrameNum < m_param->chunkEnd)))
>          {
> -            if ((m_param->bEnableSceneCutAwareQp == BI_DIRECTIONAL ||
> m_param->bEnableSceneCutAwareQp == FORWARD) && m_param->rc.bStatRead)
> +            if (m_param->forwardWindow && m_param->rc.bStatRead)
>              {
>                  RateControlEntry * rcEntry;
>                  rcEntry = &(m_rateControl->m_rce2Pass[frameEnc->m_poc]);
> diff --git a/source/encoder/ratecontrol.cpp
> b/source/encoder/ratecontrol.cpp
> index 1299f6527..3153dcc31 100644
> --- a/source/encoder/ratecontrol.cpp
> +++ b/source/encoder/ratecontrol.cpp
> @@ -1860,9 +1860,9 @@ double RateControl::rateEstimateQscale(Frame*
> curFrame, RateControlEntry *rce)
>          {
>              double lqmin = m_lmin[m_sliceType];
>              double lqmax = m_lmax[m_sliceType];
> -            if (m_param->bEnableSceneCutAwareQp == FORWARD ||
> m_param->bEnableSceneCutAwareQp == BI_DIRECTIONAL)
> +            if (m_param->forwardWindow)
>                  qScale = forwardMasking(curFrame, qScale);
> -            if (m_param->bEnableSceneCutAwareQp == BACKWARD ||
> m_param->bEnableSceneCutAwareQp == BI_DIRECTIONAL)
> +            if (m_param->backwardWindow)
>                  qScale = backwardMasking(curFrame, qScale);
>              qScale = x265_clip3(lqmin, lqmax, qScale);
>              q = x265_qScale2qp(qScale);
> @@ -1987,9 +1987,9 @@ double RateControl::rateEstimateQscale(Frame*
> curFrame, RateControlEntry *rce)
>                  double qmin = m_lmin[m_sliceType];
>                  double qmax = m_lmax[m_sliceType];
>
> -                if (m_param->bEnableSceneCutAwareQp == FORWARD ||
> m_param->bEnableSceneCutAwareQp == BI_DIRECTIONAL)
> +                if (m_param->forwardWindow)
>                      q = forwardMasking(curFrame, q);
> -                if (m_param->bEnableSceneCutAwareQp == BACKWARD ||
> m_param->bEnableSceneCutAwareQp == BI_DIRECTIONAL)
> +                if (m_param->backwardWindow)
>                      q = backwardMasking(curFrame, q);
>
>                  q = x265_clip3(qmin, qmax, q);
> @@ -2156,9 +2156,9 @@ double RateControl::rateEstimateQscale(Frame*
> curFrame, RateControlEntry *rce)
>                  double qmin = m_lmin[m_sliceType];
>                  double qmax = m_lmax[m_sliceType];
>
> -                if (m_param->bEnableSceneCutAwareQp == FORWARD ||
> m_param->bEnableSceneCutAwareQp == BI_DIRECTIONAL)
> +                if (m_param->forwardWindow)
>                      q = forwardMasking(curFrame, q);
> -                if (m_param->bEnableSceneCutAwareQp == BACKWARD ||
> m_param->bEnableSceneCutAwareQp == BI_DIRECTIONAL)
> +                if (m_param->backwardWindow)
>                      q = backwardMasking(curFrame, q);
>
>                  q = x265_clip3(qmin, qmax, q);
> @@ -3192,8 +3192,6 @@ double RateControl::forwardMasking(Frame* curFrame,
> double q)
>      int lastIFrame = m_top->m_rateControl->m_lastScenecutAwareIFrame;
>      double fwdRefQpDelta = double(m_param->fwdRefQpDelta);
>      double fwdNonRefQpDelta = double(m_param->fwdNonRefQpDelta);
> -    double bwdRefQpDelta = double(m_param->bwdRefQpDelta);
> -    double bwdNonRefQpDelta = double(m_param->bwdNonRefQpDelta);
>      double sliceTypeDelta = SLICE_TYPE_DELTA * fwdRefQpDelta;
>      double window2Delta = WINDOW2_DELTA * fwdRefQpDelta;
>      double window3Delta = WINDOW3_DELTA * fwdRefQpDelta;
> diff --git a/source/test/rate-control-tests.txt
> b/source/test/rate-control-tests.txt
> index 6c8f10cb6..e3dd2507d 100644
> --- a/source/test/rate-control-tests.txt
> +++ b/source/test/rate-control-tests.txt
> @@ -46,6 +46,7 @@ sita_1920x1080_30.yuv, --preset ultrafast --crf 20
> --no-cutree --keyint 50 --min
>  sita_1920x1080_30.yuv, --preset medium --crf 20 --no-cutree --keyint 50
> --min-keyint 50 --no-open-gop --pass 1 --vbv-bufsize 7000 --vbv-maxrate
> 5000 --repeat-headers --multi-pass-opt-rps:: --preset medium --crf 20
> --no-cutree --keyint 50 --min-keyint 50 --no-open-gop --pass 2
> --vbv-bufsize 7000 --vbv-maxrate 5000 --repeat-headers --multi-pass-opt-rps
>  sintel_trailer_2k_1920x1080_24.yuv,--preset medium --bitrate 6000
> --no-cutree --aq-mode 0 --pass 1::--preset medium --bitrate 6000
> --no-cutree --aq-mode 0 --pass 2 --scenecut-aware-qp 1
>  sintel_trailer_2k_1920x1080_24.yuv,--preset medium --bitrate 6000
> --no-cutree --aq-mode 0 --hist-scenecut --pass 1::--preset medium --bitrate
> 6000 --no-cutree --aq-mode 0 --hist-scenecut --pass 2 --scenecut-aware-qp 3
> --masking-strength 300,-1,7,100,2,3
> +sintel_trailer_2k_1920x1080_24.yuv,--preset medium --bitrate 6000
> --no-cutree --aq-mode 0 --pass 1::--preset medium --bitrate 6000
> --no-cutree --aq-mode 0 --pass 2 --scenecut-aware-qp 2 --masking-strength
> 100,-1,-1
>
>  # multi-pass rate control and analysis
>  ducks_take_off_1080p50.y4m,--bitrate 6000 --pass 1
>  --multi-pass-opt-analysis  --hash 1 --ssim --psnr:: --bitrate 6000 --pass
> 2  --multi-pass-opt-analysis  --hash 1 --ssim --psnr
> diff --git a/source/x265.h b/source/x265.h
> index b064f67c2..62bc7706f 100644
> --- a/source/x265.h
> +++ b/source/x265.h
> @@ -1948,6 +1948,12 @@ typedef struct x265_param
>
>      /* The offset by which QP is incremented for non-referenced
> inter-frames before a scenecut when bEnableSceneCutAwareQp is 2 or 3. */
>      double    bwdNonRefQpDelta;
> +
> +    /* It is set when bEnableSceneCutAwareQp is 1 or 3 */
> +    int       forwardWindow;
> +
> +    /* It is set when bEnableSceneCutAwareQp is 2 or 3 */
> +    int       backwardWindow;
>  } x265_param;
>
[AM] Do we really need two new params? These 2 params are duplicating
p->bEnableSceneCutAwareQp.
We can either replace them with "p->bEnableSceneCutAwareQp & BACKWARD"
and "p->bEnableSceneCutAwareQp
& BACKWARD" checks respectively. Or, remove  p->bEnableSceneCutAwareQp.

>
>  /* x265_param_alloc:
> diff --git a/source/x265cli.cpp b/source/x265cli.cpp
> index 0c0d27ff5..8ad5a18cb 100755
> --- a/source/x265cli.cpp
> +++ b/source/x265cli.cpp
> @@ -181,7 +181,7 @@ namespace X265_NS {
>          H1("                                 1 - Forward masking\n");
>          H1("                                 2 - Backward masking\n");
>          H1("                                 3 - Bidirectional
> masking\n");
> -        H1("   --masking-strength <string>   Comma separated values which
> specifies the duration and offset for the QP increment for inter-frames");
> +        H1("   --masking-strength <string>   Comma separated values which
> specifies the duration and offset for the QP increment for inter-frames\n");
>          H0("   --radl <integer>              Number of RADL pictures
> allowed in front of IDR. Default %d\n", param->radl);
>          H0("   --intra-refresh               Use Periodic Intra Refresh
> instead of IDR frames\n");
>          H0("   --rc-lookahead <integer>      Number of frames for
> frame-type lookahead (determines encoder latency) Default %d\n",
> param->lookaheadDepth);
> --
> 2.18.0.windows.1
>
>
> --
>
> Thanks & Regards
> *Niranjan Kumar B*
> Video Codec Engineer
> Media & AI Analytics
> +91 958 511 1449
> <https://multicorewareinc.com/>
> _______________________________________________
> x265-devel mailing list
> x265-devel at videolan.org
> https://mailman.videolan.org/listinfo/x265-devel
>


-- 
Regards,
*Aruna Matheswaran,*
Video Codec Engineer,
Media & AI analytics BU,
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://mailman.videolan.org/pipermail/x265-devel/attachments/20201224/b94fd8e6/attachment-0001.html>


More information about the x265-devel mailing list