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Merged
MarkRivers merged 9 commits into from
Apr 11, 2026
Merged

Add support for lz4hdf5 codec #576

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175ca80
Add support for lz4hdf5 codec
MarkRivers Apr 2, 2026
925cf18
Revert to LZ4_decompress_fast
MarkRivers Apr 3, 2026
0c5f8b6
Add LZ4HDF5BlockSize and Add LZ4HDF5BlockSize_RBV
MarkRivers Apr 8, 2026
1b83517
Add NDCodecLZ4HDF5BlockSize parameter and blockSize arguments to com…
MarkRivers Apr 8, 2026
e098ff2
Add NDCodecLZ4HDF5BlockSize parameter and blockSize arguments to com…
MarkRivers Apr 8, 2026
1588bc9
Add BlockSize and BlockSize_RBV to NDCodec OPI files
MarkRivers Apr 8, 2026
99f33c4
Use new lz4hdf5_compressBound to calculate outputSize, blockSize, and…
MarkRivers Apr 9, 2026
af82b6c
Update notes for R3-15
MarkRivers Apr 9, 2026
ef703d8
Add definitions of compressLZ4HDF5 and decompressLZ4HDF5 when WITH_BI…
MarkRivers Apr 11, 2026
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2 changes: 2 additions & 0 deletions ADApp/ADSrc/Codec.h
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Original file line number Diff line number Diff line change
Expand Up @@ -6,6 +6,7 @@ static std::string codecName[] = {
"jpeg",
"blosc",
"lz4",
"lz4hdf5",
"bslz4"
};

Expand All @@ -14,6 +15,7 @@ typedef enum {
NDCODEC_JPEG,
NDCODEC_BLOSC,
NDCODEC_LZ4,
NDCODEC_LZ4HDF5,
NDCODEC_BSLZ4
} NDCodecCompressor_t;

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25 changes: 23 additions & 2 deletions ADApp/Db/NDCodec.template
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Expand Up @@ -42,8 +42,10 @@ record(mbbo, "$(P)$(R)Compressor")
field(TWVL, "2")
field(THST, "LZ4")
field(THVL, "3")
field(FRST, "BSLZ4")
field(FRST, "LZ4HDF5")
field(FRVL, "4")
field(FVST, "BSLZ4")
field(FVVL, "5")
Comment on lines -45 to +48
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@ericonr ericonr Apr 6, 2026

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I think this change in order would be nice to at least document in release notes, since I believe it could break someone's autosave.

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@MarkRivers MarkRivers Apr 9, 2026

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I have added this to RELEASE.md

info(autosaveFields, "VAL")
}

Expand All @@ -59,8 +61,10 @@ record(mbbi, "$(P)$(R)Compressor_RBV")
field(TWVL, "2")
field(THST, "LZ4")
field(THVL, "3")
field(FRST, "BSLZ4")
field(FRST, "LZ4HDF5")
field(FRVL, "4")
field(FVST, "BSLZ4")
field(FVVL, "5")
field(SCAN, "I/O Intr")
}

Expand Down Expand Up @@ -193,6 +197,23 @@ record(longin, "$(P)$(R)BloscNumThreads_RBV")
field(SCAN, "I/O Intr")
}

record(longout, "$(P)$(R)LZ4HDF5BlockSize")
{
field(PINI, "YES")
field(DTYP, "asynInt32")
field(OUT, "@asyn($(PORT),$(ADDR=0),$(TIMEOUT=1))LZ4HDF5_BLOCKSIZE")
field(VAL, "0")
field(DRVL, "0")
info(autosaveFields, "VAL")
}

record(longin, "$(P)$(R)LZ4HDF5BlockSize_RBV")
{
field(DTYP, "asynInt32")
field(INP, "@asyn($(PORT),$(ADDR=0),$(TIMEOUT=1))LZ4HDF5_BLOCKSIZE")
field(SCAN, "I/O Intr")
}

record(mbbi, "$(P)$(R)CodecStatus")
{
field(DTYP, "asynInt32")
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1 change: 1 addition & 0 deletions ADApp/Db/NDCodec_settings.req
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Expand Up @@ -5,4 +5,5 @@ $(P)$(R)BloscCompressor
$(P)$(R)BloscCLevel
$(P)$(R)BloscShuffle
$(P)$(R)BloscNumThreads
$(P)$(R)LZ4HDF5BlockSize
file "NDPluginBase_settings.req", P=$(P), R=$(R)
1 change: 1 addition & 0 deletions ADApp/commonDriverMakefile
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Expand Up @@ -153,6 +153,7 @@ ifeq ($(WITH_BITSHUFFLE),YES)
PROD_SYS_LIBS += bitshuffle
endif
endif
PROD_LIBS += lz4hdf5
endif

ifeq ($(WITH_BLOSC),YES)
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1 change: 1 addition & 0 deletions ADApp/commonLibraryMakefile
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Expand Up @@ -118,6 +118,7 @@ ifeq ($(WITH_BITSHUFFLE),YES)
LIB_SYS_LIBS += bitshuffle
endif
endif
LIB_LIBS += lz4hdf5
endif

ifeq ($(WITH_BLOSC),YES)
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