Changes.

Changes from 2.5

Additions

• DirectShowSource support non-standard pixel types "YV24" and "YV16".

• Info: Audio only clip now creates its own canvas video.

• AviSource: Include packed/padded processing and -ve biHeight logic for compressed input.

• Add Script Functions :- BitLRotate, BitRRotate, BitChange, BitClear, BitSet, BitTest and their asm aliases.

• Add WeaveRows (blit cost) and WeaveColumns (slow) frame combining filters.

• Add AudioDuration() [as float seconds], IsY8(), IsYV411() & PixelType() [as a string] script functions.

• Add Echo and Preroll filters.

• Add IScriptEnvironment::GetAVSLinkage() and DLLExport AVS_linkage for host usage of avisynth.dll.

• DirectShowSource, 2.6 plugin, support pixel types "AYUV" as YV24, "Y41P" and "Y411" as YV411.

• AviSource: Add Full and Auto pseudo pixel_types. Full is all supported. Auto is YV12, YUY2, RGB32, RGB24 & Y8.

• Add "AudioLengthS" [as a string], "Ord" & "FillStr" script functions.

• Add AudioTrim(clip, float, float) audio priority trimming, args in fractional seconds.

• Add Trim(M, Length=N[, Pad=False]) and Trim(M, End=N[, Pad=False]) function overloads for explicit Trimming. Length=0 means zero frame clip. End=0 means end at frame 0.

• Add SeparateRows (zero cost) and SeparateColumns (slow) frame slashing filters.

• Add Script Functions :- Acos, Asin, Atan, Atan2, Cosh, Sinh, Tanh, Fmod, Log10, BitLShift, BitRShiftS, BitRShiftU and Hex.

• Add "ConditionalSelect","csc+[show]b" runtime filter.

• Add dither option to Levels, RGBAdjust & Tweak.

• Add BitAnd(), BitNot(), BitOr() & BitXor() script functions.

• Add StrCmp() & StrCmpI() script functions.

• Add YV24 support for Limiter show option.

• Add "Global OPT_dwChannelMask={int}"

• Add 0x0063F speaker mask for 7.1 WAVE_FORMAT_EXTENSIBLE.

• Add .dll DelayLoad exception texts to crash message formatter.

• ImageWriter, add support for printf formating of filename string, default is ("%06d.%s", n, ext);

• Add avs_get_error(AVS_ScriptEnvironment*); to avisynth_c interface.

• Catch and save AvisynthError text in more avisynth_c entry points, for kemuri-_9.

• Add ScriptName(), ScriptFile(), ScriptDir() functions (WarpEnterprises).

• Add SkewRows filter.

• Histogram, Levels mode, Improve colour of chroma legends.

• ConditionalFilter, teach about string results.

• Add some more "Add/Remove Software" registry keys to the Installer (XhmikosR).

• AviSource: Support both packed and DWORD padded raw planar input like with DSS.

• Add IScriptEnvironment::ApplyMessage()

• Add ImageSourceAnim (Wilbert)

• Support user upgrade to 178 DevIL.dll (They need to manage CRT dependancies).

• ImageSource: palette and compressed bmp images load correctly now (issue 894702) [need 178 DevIL.dll]

• ImageSource: support for other formats like: gif, exr, jp2, psd, hdr [need 178 DevIL.dll]

• Add YV24 mode to ColorBars.

• Add ColorBarsHD based on arib_std_b28.

• C-api usability enhancements from kemuri9 [Work in progress!]

• Add Undefined(), AudioLengthLo(), AudioLengthHi(), IsYV16() & IsYV24() script functions

• Allow newlines (and hence comments) before '{' -- Gavino

• Added IScriptEnvironment::DeleteScriptEnvironment()

• Added Histogram, population clamp % factor for "Levels" mode,

• Histogram, revert "Stereo" mode to YV12, Add "StereoY8" mode,

• AviSource: Support fourcc "GREY" as Y8

• Added support for argument passing and EAX return value to SoftwireHelper.

• Added "Global OPT_VDubPlanarHack=True" to flip YV24 and YV16 chroma planes for old VDub's.

• Added "Global OPT_AVIPadScanlines=True" option for DWORD aligned planar padding

• Added Matrix="AVERAGE" mode.

• Added ContinuedDenominator/ContinuedNumerator(f[]i[limit]i) script functions.

• Tweak: fix MaskPointResizing + put back Dividee ISSE code (use sse=true).

• Added ChromaInPlacement, ChromaOutPlacement and ChromaResample options to planar colour conversions.

• Added MaskHS.

• Source tweaks to get ready for VC8.

• Add Y8 for DevIL, planarize EBMP.

• Planar support for many filters.

• Added Info() time indicator on audio length and video (current frame & total). (2.5.8)

• Added UtoY8 and VtoY8.

• Added more info to Info(). (2.5.8)

• ColorYUV: Added all adjustment parameters as conditional variables "coloryuv_SETTING". Enable by setting conditional=true.

• ConditionalReader: Added support for type String.

• ConditionalReader: Added offset keyword to offset all frame numbers after the keyword.

• Added SincResize() with optional taps parameter (default is 4).

• Added Custom band setting to SuperEQ to allow all 16 bands to be set from script. Usage: SuperEQ(clip,band1, band2, band3....) values are dB in float.

• Added fast 0-1-0 kernel for YV24 to ConvertBacktoYUY2().

• Added core formats: YV24, YV16, Y8, YV411.

Bugfixes

• Fixed DirectShowSource incorrect byte order for unpacking of pixel type "AYUV".

• Fixed HexValue parsing values greater than 7FFFFFFF, now as unsigned hex.

• Fixed ConditionalReader memory overrun parsing bools.

• Fixed ResampleAudio NOP test to compare vi.num_audio_samples, not sample rate.

• Fixed YV24 -> RGB24 overrun cleanup for widths%16 == 5.

• Fixed RGB24 AddBorders with right=0.

• Fixed conditional_functions error message names (Wilbert).

• Fixed Audio cache ac_expected_next regression.

• Fixed ImageSource deal with add 1 to IL_NUM_IMAGES bug (Wilbert)

• Fixed Overlay YV24 V plane conversion.

• Fixed Overlay YV24 mode with shared input clip, needed a MakeWritable.

• Fixed ImageReader upside down TIFF in 178 DevIL. (Wilbert)

• Fixed string+string bug when total length is 4096*K-1.

• Fixed SincResize misuse of "int abs(int)" (Gavino). Fix Lanczos and Blackman sinc use of float == 0.0, use small limit "> 0.000001".

• Fixed Classic mode legend drawing for planar right limit and yuy2 centre line.

• Fixed possible MT race. Use "env->ManageCache(MC_IncVFBRefcount, ...)" in ProtectVFB.

• Fixed SwapYToUV output image size bug for 3 clip case.

• Fixed Crop limit tests for RGB.

• Fixed Overlay yellow tint on rec601 RGB import conversion.

• Fixed YtoUV() output image size bug for 3 clip case.

• Fixed ConvertToPlanar chroma alignment.

• Fixed Levels (RGB) change use of PixelClip(x) to min(max(x, 0), 255).

• Fixed SwapYtoUV yuy2 crash (StainlessS).

• Fixed Overlay saturate UV in add and subtract mode.

• Fixed Info.h range protect display characters (StainlessS).

• Fixed AviSource packed planar import chroma offsets.

• Fixed AviSource NULL GetWritePtr() failure due to premature setting of last_frame.

• Fixed Mask rounding in greyscale calcs (Wilbert), minor refactor.

• Fixed SelectRangeEvery audio snafu (Gavino).

• Fixed LoadPlugin, SaveString of result string.

• Fixed LoadPlugin, use _vsnprintf.

• Fixed LoadVirtualdubPlugin, don't add vdub filter to chain on load failure.

• Fixed rounding in RGB HResize (JoshyD) (affects all resizers)

• Fixed error message name in the filter VerticalReduceBy2

• Fixed SeparateFields() with variable parity input clip (Wilbert)

• Fixed AviSource, cannot cast__int64* to long*, it does not work!

• Fixed ConditionalReader: Don't allow out of range "Range" to overwrite edge values

• Fixed MonoToStereo with stereo sources.

• Fixed MergeChannels with only 1 input clip.

• Fixed AviSource support for negative height DIB format AVI's.

• Fixed Audio cache crashes.

• Fixed resize with YV411, missing code.

• Fixed ConditionalReader rounding with integer interpolation.

• Fixed Softwire SSE2 bugs.

• Fixed SSSE3 CPU detection.

• Fixed SSSE3, SSE4.1 & SSE4.2 detection.

• Fixed Fastwire encoding of instructions that are >2 opcodes (SSSE3+4).

• Fixed _RPT5() macro for debug builds

Optimizations

• ConvertToPlanarGeneric explicit add Cache before chroma rescaler.

• Overlay minor refactor YV12 -> 444 chroma

• Speedup ConvertToMono(), minor refactor MixAudio().

• Change StackVertical/Horizontal to interative instead of recursive, 2^N performace increase for 3 and more clips, i.e. 1 blit total instead of blit(blit(blit(...

• RGBtoY8 Dynamic ASM code, support for RGB24.

• YV24backtoYUY2 Dynamic ASM code.

• UtoY8, VtoY8 abuse subframe, zero cost.

• YV24<->RGB Add SSE2 and SSSE3 code paths, get rid of wide_enough.

• ConvertToYUY2 Add SSE2, MMX restore full speed on platforms with poor ooox.

• ConvertAudio, manage tempbuffer and floatbuffer independantly.

• ConvertAudio, prefer SSE2 over 3DNow for super AMD cores.

• Info.h, full refactor, a good example of "Never look down", thx StainlessS

• DoubleWeaveFrames, If A not writable, try to write to B, else make new frame

• Histogram, fix GetFrame/NewVideoFrame call order

• HResizer, interleave code +4% faster

• YtoUV() Abuse Subframe to snatch the Y plane / UV planes, Derestrict destination colorformat autogeneration.

• ImageSource: Improve thread interlock code

• ConditionalReader/WriteFile: Full refactor.

• Replace _strdup with SaveString in AddFunction (Thanks Gavino)

• SuperEQ: Improve channel unpacking/packing code.

• H-Resize: Use SSE4.1 (movntdqa) loads for use once memory access.

• H-Resize: Added SSE2 horizontal unpacker.

• Resize: Use SSE3 (lddqu) loads for unaligned memory access.

• Added ultra fast vertical PointResizer (64 pixel/cycle).

• Added dynamic SSSE3 vertical resizer (16 pixel/cycle) ~ twice as fast as old MMX.

• Added dynamic SSE2 vertical resizer (16 pixel/cycle).

• Added dynamic MMX vertical resizer (8 pixel/cycle).

• Added SSSE3 version for RGB<->YV24 conversions.

• Added dynamic compiled MMX/iSSE for RGB<->YV24 conversions. Speed is approx 200% of C-code.

Changes

• BlankClip: Supply useful defaults for new Audio/Video when using a Video/Audio only template clip.

• BlankClip: Use duration from Audio only template as default length for new clip.

• Define new IClip::SetCacheHints cachehint constants.

• Force int call arguments to user script function float params to be explicit floats.

• Splice pass CacheHints through to both children in + and ++ mode.

• WriteFileStart/End save current_frame and set Last.

• ConditionalReader do not ignore syntax errors in input file.

• ImageSourceAnim Pad/Crop images to match first frame (Wilbert)

• ImageSource Add version to messages (Wilbert)

• Initial 2.6 API entry point linkage.

• Use Invoke for graph tail, enhance non-clip output error reporting.

• PopContext when inner block Asserts/throws (maxxon).

• Remove duplicate definitions (Wilbert).

• Enhance non-clip output error reporting.

• Explicitly specify calling sequence as __cdecl for Avisynth softwire routines, (was the compiler default)

• Use env->Invoke("Cache", ...) everywhere instead of Cache::Create_Cache(), allows for Cache to be overloaded by a plugin.

• ConvertToYUY2 Change from 0-1-1 kernel to 1-2-1 kernel.

• Tweak make Interp same units as minSat and maxSat.

• Check HKEY_CURRENT_USER for PluginDir first. (henktiggelaar)

• Make forced, -ve, planar alignment of chroma planes match subsampling.

• Enforce planar alignment restrictions.

• C-api: Remove func sub-struct from AVS_Library struct

• Add error code to plugin load failure message

• Make default planar AVI output packed. Control with OPT_AVIPadScanlines=True.

• WriteFile() now supports unlimited number of unlimited strings. (was 16 by 254 byte strings).

• ConvertToRGB*, make C++ code sample chroma the same as the MMX code i.e. use both pixels.

• ConvertToRGB*, use YV24 path for planar, complain when options are present for YUY2.

• ConvertToYUY2, use YV16 path for planar, complain when options are present for RGB - see: http://forum.doom9.org/showthread.php?p=1378381#post1378381

• Thread safe code, part 2.

• Correct IClip baked documentation

• Passify compilation error/warnings (XhmikosR)

• for, const, extern and ansi patches for VC2008 (SEt)

• Disable OPT_RELS_LOGGING option

• Change implicit Last parsing for argless, bracketless calls to match bracketed cases. (Gavino)

• DirectShowSource: Support last minute format renegotiation thru IPin::QueryAccept() & Validate the size of the provided directshow buffer.

• Remove non ascii chars from comments.

• Add core stubs for DirectShowSource, TCPServer & TCPSource, report when plugins are missing.

• Add note for original source downloads - SoundTouch

• Add more lineage history to Info()

• Move convertaudio, alignplanar, fillborder & MIN/MAX_INT definitions.

• Run AtExit before dismantling world.

• Change setcachehints definition from void to int. Test IClip version >= 5.

• Move PixelClip definition to avisynth.cpp

• SubTitle, etc, make X & Y options float (0.125 pixel granularity).

• ShowSMPTE() supports all integer FPS and multiplies of drop frame FPS.

• SubTitle, stop overwriting string constants (Gavino).

• SubTitle, improve pixel registration (Gavino).

• Make Info() CPU display hierarchical.

• Thread safe code, part 1.

• SoftwireHelper: explicit hardware exception handling.

• Resize: Moved GetResampleFunction into Resamplefuntion, to allow overrides.

• Resampler: Removed dead stlf code.

• Updated Soundtouch to 1.31 (2.5.8)

• Put dynamic matrix conversion into separate file.

• Moved chroma subsampling to image_type section.

• Added specific error reporting when requesting chromasubsampling with Y8.

• Split up merge and plane Swappers.

• Split up Plane transfers into separate classes.

• Added automatic destination colorspace detection on planar YtoUV.

• Took out greyscale and RGB32<->RGB24 from convert.cpp and placed them in separate files.

• All code assuming UVwidth = Ywidth/2 and similar should be gone.

Please report bugs at Sourceforge Avisynth 2 page - or - Doom9's Avisynth forum

$Date: 2013/05/01 00:21:32 $