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Linshizhi
ffmpeg.wasm-core
Commits
e6e8be54
Commit
e6e8be54
authored
Apr 07, 2014
by
Luca Barbato
Committed by
Vittorio Giovara
Apr 08, 2014
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doc: Completely document the x264 options
And fix an option mismatch.
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encoders.texi
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doc/encoders.texi
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e6e8be54
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@@ -584,25 +584,39 @@ options follow the Libav ones.
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@@ -584,25 +584,39 @@ options follow the Libav ones.
@item g @tab keyint
@item g @tab keyint
@tab Maximum GOP size.
@tab Maximum GOP size.
@item qmin @tab qpmin
@item qmin @tab qpmin
@tab Minimum quantizer scale.
@item qmax @tab qpmax
@item qmax @tab qpmax
@tab Maximum quantizer scale.
@item qdiff @tab qpstep
@item qdiff @tab qpstep
@tab Maximum difference between quantizer scales.
@item qblur @tab qblur
@item qblur @tab qblur
@tab Quantizer curve blur
@item qcomp @tab qcomp
@item qcomp @tab qcomp
@tab Quantizer curve compression factor
@item refs @tab ref
@item refs @tab ref
@tab Number of reference frames each P-frame can use. The range is from @var{0-16}.
@item sc_threshold @tab scenecut
@item sc_threshold @tab scenecut
@tab Sets the threshold for the scene change detection.
@item trellis @tab trellis
@item trellis @tab trellis
@tab Performs Trellis quantization to increase efficiency. Enabled by default.
@item nr @tab nr
@item nr @tab nr
@tab Noise reduction.
@tab Noise reduction.
@item me_range @tab merange
@item me_range @tab merange
@tab Maximum range of the motion search in pixels.
@item me_method @tab me
@item me_method @tab me
@tab Full-pixel motion estimation method.
@item subq @tab subme
@item subq @tab subme
@tab Sub-pixel motion estimation method.
@item b_strategy @tab b-adapt
@item b_strategy @tab b-adapt
@item keyint_min @tab keyint-min
@tab Adaptive B-frame placement decision algorithm. Use only on first-pass.
@item keyint_min @tab min-keyint
@tab Minimum GOP size.
@item coder @tab cabac
@item coder @tab cabac
@tab Set coder to @code{ac} to use CABAC.
@tab Set coder to @code{ac} to use CABAC.
@item cmp @tab chroma-me
@item cmp @tab chroma-me
@tab Set to @code{chroma} to use chroma motion estimation.
@tab Set to @code{chroma} to use chroma motion estimation.
@item threads @tab threads
@item threads @tab threads
@tab Number of encoding threads.
@item thread_type @tab sliced_threads
@item thread_type @tab sliced_threads
@tab Set to @code{slice} to use sliced threading instead of frame threading.
@tab Set to @code{slice} to use sliced threading instead of frame threading.
@item flags -cgop @tab open-gop
@item flags -cgop @tab open-gop
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