[x265] [PATCH] API: 'x265_set_analysis_data' to capture analysis information
Pradeep Ramachandran
pradeep at multicorewareinc.com
Tue Nov 14 06:21:09 CET 2017
On Mon, Nov 13, 2017 at 7:07 PM, <praveen at multicorewareinc.com> wrote:
> # HG changeset patch
> # User Praveen Tiwari <praveen at multicorewareinc.com>
> # Date 1510555850 -19800
> # Mon Nov 13 12:20:50 2017 +0530
> # Node ID 65eff30eb192d836b52edb5c3e2e6deae06dabf7
> # Parent 563cbe1f4a21dcfe2117ccaa874b713d94434f92
> API: 'x265_set_analysis_data' to capture analysis information
>
Please describe api functionality in documentation and resubmit patch after
making it applicable on current tip; I had to push another critical patch
before this that make this not apply on the current tip of default.
> diff -r 563cbe1f4a21 -r 65eff30eb192 source/CMakeLists.txt
> --- a/source/CMakeLists.txt Wed Nov 08 17:08:18 2017 +0530
> +++ b/source/CMakeLists.txt Mon Nov 13 12:20:50 2017 +0530
> @@ -29,7 +29,7 @@
> option(STATIC_LINK_CRT "Statically link C runtime for release builds" OFF)
> mark_as_advanced(FPROFILE_USE FPROFILE_GENERATE NATIVE_BUILD)
> # X265_BUILD must be incremented each time the public API is changed
> -set(X265_BUILD 143)
> +set(X265_BUILD 144)
> configure_file("${PROJECT_SOURCE_DIR}/x265.def.in"
> "${PROJECT_BINARY_DIR}/x265.def")
> configure_file("${PROJECT_SOURCE_DIR}/x265_config.h.in"
> diff -r 563cbe1f4a21 -r 65eff30eb192 source/encoder/api.cpp
> --- a/source/encoder/api.cpp Wed Nov 08 17:08:18 2017 +0530
> +++ b/source/encoder/api.cpp Mon Nov 13 12:20:50 2017 +0530
> @@ -365,6 +365,18 @@
> return encoder->getRefFrameList((PicYuv**)l0, (PicYuv**)l1,
> sliceType, poc);
> }
>
> +int x265_set_analysis_data(x265_encoder *enc, x265_analysis_data
> *analysis_data, int poc, uint32_t cuBytes)
> +{
> + if (!enc)
> + return -1;
> +
> + Encoder *encoder = static_cast<Encoder*>(enc);
> + if (!encoder->setAnalysisData(analysis_data, poc, cuBytes))
> + return 0;
> +
> + return -1;
> +}
> +
> void x265_cleanup(void)
> {
> BitCost::destroy();
> @@ -444,6 +456,7 @@
> &x265_csvlog_frame,
> &x265_csvlog_encode,
> &x265_dither_image,
> + &x265_set_analysis_data
> };
>
> typedef const x265_api* (*api_get_func)(int bitDepth);
> diff -r 563cbe1f4a21 -r 65eff30eb192 source/encoder/encoder.cpp
> --- a/source/encoder/encoder.cpp Wed Nov 08 17:08:18 2017 +0530
> +++ b/source/encoder/encoder.cpp Mon Nov 13 12:20:50 2017 +0530
> @@ -576,6 +576,88 @@
> return 0;
> }
>
> +int Encoder::setAnalysisData(x265_analysis_data *analysis_data, int poc,
> uint32_t cuBytes)
> +{
> + uint32_t widthInCU = (m_param->sourceWidth + m_param->maxCUSize - 1)
> >> m_param->maxLog2CUSize;
> + uint32_t heightInCU = (m_param->sourceHeight + m_param->maxCUSize -
> 1) >> m_param->maxLog2CUSize;
> +
> + Frame* curFrame = m_dpb->m_picList.getPOC(poc);
> + if (curFrame != NULL)
> + {
> + curFrame->m_analysisData = (*analysis_data);
> + curFrame->m_analysisData.numCUsInFrame = widthInCU * heightInCU;
> + curFrame->m_analysisData.numPartitions =
> m_param->num4x4Partitions;
> + allocAnalysis(&curFrame->m_analysisData);
> + if (m_param->maxCUSize == 16)
> + {
> + if (analysis_data->sliceType == X265_TYPE_IDR ||
> analysis_data->sliceType == X265_TYPE_I)
> + {
> + curFrame->m_analysisData.sliceType = X265_TYPE_I;
> + if (m_param->analysisReuseLevel < 2)
> + return -1;
> +
> + curFrame->m_analysisData.numPartitions =
> m_param->num4x4Partitions;
> + size_t count = 0;
> + analysis_intra_data * currIntraData =
> (analysis_intra_data *)curFrame->m_analysisData.intraData;
> + analysis_intra_data * intraData = (analysis_intra_data
> *)analysis_data->intraData;
> + for (uint32_t d = 0; d < cuBytes; d++)
> + {
> + int bytes = curFrame->m_analysisData.numPartitions
> >> ((intraData)->depth[d] * 2);
> + memset(&(currIntraData)->depth[count],
> (intraData)->depth[d], bytes);
> + memset(&(currIntraData)->chromaModes[count],
> (intraData)->chromaModes[d], bytes);
> + memset(&(currIntraData)->partSizes[count],
> (intraData)->partSizes[d], bytes);
> + memset(&(currIntraData)->partSizes[count],
> (intraData)->partSizes[d], bytes);
> + count += bytes;
> + }
> + memcpy(&(currIntraData)->modes, (intraData)->modes,
> curFrame->m_analysisData.numPartitions * analysis_data->numCUsInFrame);
> + }
> + else
> + {
> + uint32_t numDir = analysis_data->sliceType == X265_TYPE_P
> ? 1 : 2;
> + if (m_param->analysisReuseLevel < 2)
> + return -1;
> +
> + curFrame->m_analysisData.numPartitions =
> m_param->num4x4Partitions;
> + size_t count = 0;
> + analysis_inter_data * currInterData =
> (analysis_inter_data *)curFrame->m_analysisData.interData;
> + analysis_inter_data * interData = (analysis_inter_data
> *)analysis_data->interData;
> + for (uint32_t d = 0; d < cuBytes; d++)
> + {
> + int bytes = curFrame->m_analysisData.numPartitions
> >> ((interData)->depth[d] * 2);
> + memset(&(currInterData)->depth[count],
> (interData)->depth[d], bytes);
> + memset(&(currInterData)->modes[count],
> (interData)->modes[d], bytes);
> + if (m_param->analysisReuseLevel > 4)
> + {
> + memset(&(currInterData)->partSize[count],
> (interData)->partSize[d], bytes);
> + int numPU = nbPartsTable[(currInterData)->
> partSize[d]];
> + for (int pu = 0; pu < numPU; pu++, d++)
> + {
> + (currInterData)->mergeFlag[count + pu] =
> (interData)->mergeFlag[d];
> + if (m_param->analysisReuseLevel >= 7)
> + {
> + (currInterData)->interDir[count + pu] =
> (interData)->interDir[d];
> + for (uint32_t i = 0; i < numDir; i++)
> + {
> + (currInterData)->mvpIdx[i][count +
> pu] = (interData)->mvpIdx[i][d];
> + (currInterData)->refIdx[i][count +
> pu] = (interData)->refIdx[i][d];
> + memcpy(&(currInterData)->mv[i][count
> + pu], &(interData)->mv[i][d], sizeof(MV));
> + }
> + }
> + }
> + }
> + count += bytes;
> + }
> + }
> + }
> + else
> + setAnalysisDataAfterZScan(analysis_data, curFrame);
> +
> + curFrame->m_copyMVType.trigger();
> + return 0;
> + }
> + return -1;
> +}
> +
> void Encoder::destroy()
> {
> #if ENABLE_HDR10_PLUS
> diff -r 563cbe1f4a21 -r 65eff30eb192 source/encoder/encoder.h
> --- a/source/encoder/encoder.h Wed Nov 08 17:08:18 2017 +0530
> +++ b/source/encoder/encoder.h Mon Nov 13 12:20:50 2017 +0530
> @@ -212,6 +212,8 @@
>
> int setAnalysisDataAfterZScan(x265_analysis_data *analysis_data,
> Frame* curFrame);
>
> + int setAnalysisData(x265_analysis_data *analysis_data, int poc,
> uint32_t cuBytes);
> +
> void getStreamHeaders(NALList& list, Entropy& sbacCoder, Bitstream&
> bs);
>
> void fetchStats(x265_stats* stats, size_t statsSizeBytes);
> diff -r 563cbe1f4a21 -r 65eff30eb192 source/x265.def.in
> --- a/source/x265.def.in Wed Nov 08 17:08:18 2017 +0530
> +++ b/source/x265.def.in Mon Nov 13 12:20:50 2017 +0530
> @@ -30,3 +30,4 @@
> x265_csvlog_frame
> x265_csvlog_encode
> x265_dither_image
> +x265_set_analysis_data
> diff -r 563cbe1f4a21 -r 65eff30eb192 source/x265.h
> --- a/source/x265.h Wed Nov 08 17:08:18 2017 +0530
> +++ b/source/x265.h Mon Nov 13 12:20:50 2017 +0530
> @@ -1743,6 +1743,11 @@
> * This API must be called after(poc >= lookaheadDepth + bframes + 2)
> condition check */
> int x265_get_ref_frame_list(x265_encoder *encoder, x265_picyuv**,
> x265_picyuv**, int, int);
>
> +/* x265_set_analysis_data:
> + * set the analysis data,
> + * returns negative on error, 0 access unit were output. */
> +int x265_set_analysis_data(x265_encoder *encoder, x265_analysis_data
> *analysis_data, int poc, uint32_t cuBytes);
> +
> void x265_cleanup(void);
>
> /* Open a CSV log file. On success it returns a file handle which must be
> passed
> @@ -1816,6 +1821,7 @@
> void (*csvlog_frame)(const x265_param&, const x265_picture&);
> void (*csvlog_encode)(x265_encoder*, const x265_stats&,
> int, char**);
> void (*dither_image)(x265_picture&, int, int, int16_t*, int);
> + int (*set_analysis_data)(x265_encoder *encoder,
> x265_analysis_data *analysis_data, int poc, uint32_t cuBytes);
> /* add new pointers to the end, or increment X265_MAJOR_VERSION */
> } x265_api;
>
> _______________________________________________
> x265-devel mailing list
> x265-devel at videolan.org
> https://mailman.videolan.org/listinfo/x265-devel
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://mailman.videolan.org/pipermail/x265-devel/attachments/20171114/2ebfd119/attachment.html>
More information about the x265-devel
mailing list