LSMASHSource/LWLibavVideoSource - Revision history

JamesJohnston: Add note stating that FPS must be explicitly set when working with AVI files that have null/drop frames

2024-08-04T04:35:20Z

Add note stating that FPS must be explicitly set when working with AVI files that have null/drop frames

Reel.Deal: Add colorspaces with alpha channel supported in version 20200726

2020-07-29T21:41:48Z

Add colorspaces with alpha channel supported in version 20200726

Reel.Deal: Update docs to match latest version (20200322). Removed "stacked" parameter and add "cachefile", "prefer_hw", and "ff_loglevel" parameters.

2020-03-30T14:36:55Z

Update docs to match latest version (20200322). Removed "stacked" parameter and add "cachefile", "prefer_hw", and "ff_loglevel" parameters.

Raffriff42: format example

2018-01-22T00:30:29Z

format example

Raffriff42: "stacked" argument: add example

2018-01-22T00:19:18Z

"stacked" argument: add example

Raffriff42: v901 changes

2016-08-15T01:12:25Z

v901 changes

Reel.Deal: heading

2015-12-23T13:39:02Z

heading

Reel.Deal: update to coincide with r748

2014-12-25T00:38:11Z

update to coincide with r748

Reel.Deal: minor formatting

2014-09-21T08:45:08Z

minor formatting

Reel.Deal: category

2014-08-23T16:08:40Z

@@ Line 62: / Line 62: @@
 :::If frame rate is set to a positive value, output frame rate is forced to the specified value by padding and/or dropping frames.
 :::Otherwise, output frame rate is set to a computed average frame rate and the output process is performed by actual frame-by-frame.
 <br>
 ::{{Par2|fpsden|int|1}}

@@ Line 122: / Line 122: @@
 |-
 |"YUV420P12"
-|12-bit 4:2:0 planar - (ffmpeg only)
+|12-bit 4:2:0 planar
 |-
 |"YUV422P12"
-|12-bit 4:2:2 planar - (ffmpeg only)
+|12-bit 4:2:2 planar
 |-
 |"YUV444P12"
-|12-bit 4:4:4 planar - (ffmpeg only)
+|12-bit 4:4:4 planar
 |-
 |"YUV420P14"
-|14-bit 4:2:0 planar - (ffmpeg only)
+|14-bit 4:2:0 planar
 |-
 |"YUV422P14"
-|14-bit 4:2:2 planar - (ffmpeg only)
+|14-bit 4:2:2 planar
 |-
 |"YUV444P14"
-|14-bit 4:4:4 planar - (ffmpeg only)
+|14-bit 4:4:4 planar
 |-
 |"YUV420P16"
@@ Line 147: / Line 147: @@
 |"YUV444P16"
 |16-bit 4:4:4 planar
 |-
 |"Y8"
@@ Line 170: / Line 206: @@
 |-
 |"RGB48"
-|16-bit RGB / 4:4:4:4 interleaved
+|16-bit RGB / 4:4:4 interleaved
 |-
 ! colspan="2"| High bit depth is only supported in AviSynth+ and VapourSynth

@@ Line 5: / Line 5: @@
 <br>
 == [[Script variables|Syntax and Parameters]] ==
-:{{Template:FuncDef|LWLibavVideoSource (string source, int "stream_index", int "threads", bool "cache", int "seek_mode", int "seek_threshold", bool "dr", int "fpsnum", int "fpsden", bool "repeat", int "dominance", bool "stacked", string "format", string "decoder")}}
+:{{Template:FuncDef|LWLibavVideoSource (string source, int "stream_index", int "threads", bool "cache", string "cachefile", int "seek_mode", int "seek_threshold", bool "dr", int "fpsnum", int "fpsden", bool "repeat", int "dominance", string "format", string "decoder", int "prefer_hw", int "ff_loglevel")}}
 <br>
 ::{{Par2|source|string| }}
@@ Line 21: / Line 21: @@
 :::The index file avoids parsing all frames in the source file at the next or later access.
 :::Parsing all frames is very important for frame accurate seek.
 <br>
 ::{{Par2|seek_mode|int|0}}
@@ Line 66: / Line 69: @@
 ::{{Par2|repeat|bool|false}}
 :::Reconstruct frames by the flags specified in video stream and then treat all frames as interlaced if set to true and usable.
 <br>
 ::{{Par2|dominance|int|0}}
@@ Line 75: / Line 79: @@
 ::::- 'repeat' is set to true.
 ::::- There is a video frame consisting of two separated field coded pictures
 <br>
 ::{{Par2|format|string|""}}
@@ Line 152: / Line 150: @@
 |"Y8"
 |[[Y8]] / Grayscale
 |-
 |"YUY2"
@@ Line 162: / Line 169: @@
 |[[RGB32]] / 4:4:4:4 interleaved
 |-
-! colspan="2"| *YV12, YV16 and YV24 allow bit depths greater than 8.
+|"RGB48"
 |}
 :::Note: direct rendering is not available at all if pixel format is forced.
@@ Line 168: / Line 178: @@
 ::{{Par2|decoder|string|""}}
 :::Names of preferred decoder candidates, separated by comma. For instance, if you prefer to use the 'h264_qsv' and 'mpeg2_qsv' decoders instead of the generally used 'h264' and 'mpeg2video' decoder, then specify as "h264_qsv,mpeg2_qsv". The evaluations are done in the written order and the first matched decoder, if any, is used.
 </div>
@@ Line 175: / Line 198: @@
   ## LWLibavVideoSource with default settings:
   '''LWLibavVideoSource'''("source.m2ts", stream_index=-1, threads=0,
-  \                  cache=true, seek_mode=0, seek_threshold=10, dr=false,
+  \                  cache=true, cachefile="source.lwi" seek_mode=0, seek_threshold=10,
- \                  fpsnum=0, fpsden=1, repeat=false, dominance=0, stacked=false,
+ \                   dr=false, fpsnum=0, fpsden=1, repeat=false, dominance=0,
-  \                  format="", decoder="")
+  \                  format="", decoder="", prefer_hw=0, ff_loglevel=0)
 </div>
 <div {{BoxWidthIndent|56|1}} >
-  ## Decoding 10bit, YUV 4:2:0 source
+  ## Decoding 10bit, YUV 4:2:0 source and converting to 8-bit.
-  '''LWLibavVideoSource'''(<''path''>, stacked=true, format="YUV420P10")
+  '''LWLibavVideoSource'''(<''path''>, format="YUV420P10")
- [[ConvertFromStacked]](bits=10)
   [[ConvertBits]](8, dither=0) ## '0' means on, '-1' means off
 </div>

@@ Line 1: / Line 1: @@
 {{FilterCat|External_filters|Plugin_functions|Source_filters}}
 This function uses [http://en.wikipedia.org/wiki/Libav#Video_codecs libavcodec] as a video decoder and libavformat as a demuxer.
@@ Line 32: / Line 33: @@
 ::::*2 : Aggressive
 :::::This mode returns the last returned frame when any fatal decoding error occurs.
 ::: * RAP is an abbreviation of random accessible point.
 <br>
@@ Line 80: / Line 80: @@
 :::Note: direct rendering is not available at all if stacked format is used.
 :::The stacked format splits MSB and LSB vertically, and MSB comes on top of output image.
-<div {{BoxWidthIndent|46|6}} >
+:::(see [[#Examples|Examples]] section below)
- ## Decoding 10bit, YUV 4:2:0 source
- '''LWLibavVideoSource'''(<''path''>, stacked=true, format="YUV420P10")
- [[ConvertFromStacked]](bits=10)
- [[ConvertBits]](8, dither=0) ## '0' means on, '-1' means off
-</div>
 <br>
 ::{{Par2|format|string|""}}
@@ Line 172: / Line 167: @@
 <br>
 ::{{Par2|decoder|string|""}}
-:::Same as 'decoder' of [[LSMASHSource/LSMASHVideoSource|LSMASHVideoSource]].
+:::Names of preferred decoder candidates, separated by comma. For instance, if you prefer to use the 'h264_qsv' and 'mpeg2_qsv' decoders instead of the generally used 'h264' and 'mpeg2video' decoder, then specify as "h264_qsv,mpeg2_qsv". The evaluations are done in the written order and the first matched decoder, if any, is used.
-<br>
+</div>
 == Examples ==
-LWLibavVideoSource with default settings:
+<div style="max-width:62em" >
-  LWLibavVideoSource(source="source.m2ts", stream_index=-1, threads=0,
+<div {{BoxWidthIndent|56|1}} >
   \                  cache=true, seek_mode=0, seek_threshold=10, dr=false,
   \                  fpsnum=0, fpsden=1, repeat=false, dominance=0, stacked=false,
   \                  format="", decoder="")
-<br>
+</div>
-<br>
+<div {{BoxWidthIndent|56|1}} >
 -----------------------------------------------
 '''Back to [[LSMASHSource]] &larr;'''

@@ Line 78: / Line 78: @@
 ::{{Par2|stacked|bool|false}}
 :::Use the stacked format for a hack of AviSynth high bit-depth support if set to true.
 :::Note: direct rendering is not available at all if stacked format is used.
 <br>
 ::{{Par2|format|string|""}}

@@ Line 9: / Line 9: @@
 <br>
 == [[Script variables|Syntax and Parameters]] ==
-:{{Template:FuncDef|LWLibavVideoSource (string source, int "stream_index", int "threads", bool "cache", int "seek_mode", int "seek_threshold", bool "dr", bool "repeat", int "dominance", bool "stacked", string "format")}}
+:{{Template:FuncDef|LWLibavVideoSource (string source, int "stream_index", int "threads", bool "cache", int "seek_mode", int "seek_threshold", bool "dr", int "fpsnum", int "fpsden", bool "repeat", int "dominance", bool "stacked", string "format")}}
 <br>
 ::{{Par2|source|string| }}
@@ Line 59: / Line 59: @@
 :::The output resolution will be aligned to be mod16-width and mod32-height by assuming two vertical 16x16 macroblock.
 :::For H.264 streams, in addition, 2 lines could be added because of the optimized chroma MC.
 <br>
 ::{{Par2|repeat|bool|false}}
@@ Line 166: / Line 175: @@
   LWLibavVideoSource(source="source.m2ts", stream_index=-1, threads=0,
   \                  cache=true, seek_mode=0, seek_threshold=10, dr=false,
-  \                  repeat=false, dominance=0, stacked=false, format="")
+  \                  fpsnum=0, fpsden=1, repeat=false, dominance=0, stacked=false, format="")
 <br>
 <br>
 -----------------------------------------------
 '''Back to [[LSMASHSource]] &larr;'''

← Older revision		Revision as of 16:08, 23 August 2014
Line 1:		Line 1:
		+	[[Category:Plugin_Filters]]
		+	[[Category:Source_filters]]
	'''Back to [[LSMASHSource]] ←'''		'''Back to [[LSMASHSource]] ←'''
	-----------------------------------------------		-----------------------------------------------