package bimage-unix

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in-package search v0.2.0

package bimage-unix

bimage-unix
- Bimage_unix
  - Data_unix
  - Ffmpeg
  - Image_unix
  - Magick

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Ffmpeg is used to load images from video files. The ffmpeg command line tool is required

type input

Video file

type output

val frames : input -> int

Get the number of frames for a video file

val index : input -> int

Get the current frame index for a video file

val shape : input -> int * int

Get the width and height of a video file

val skip : input -> int -> unit

Skip frames

val set_index : input -> int -> unit

Set the frame index

val load : string -> input

Open a video file

val create : ?framerate:int -> string -> int -> int -> output

val write_frame : output -> (int, Bimage.u8, Bimage.rgb) Bimage.Image.t -> unit

val finish : output -> unit

val reset : input -> unit

Reset the frame index to 0

val next : 
  ?create:
    (string ->
      ?layout:Bimage.Image.layout ->
      int ->
      int ->
      (int, Bimage.u8, Bimage.rgb) Bimage.Image.t) ->
  ?layout:Bimage.Image.layout ->
  input ->
  (int, Bimage.u8, Bimage.rgb) Bimage.Image.t option

Get the next frame

val read_n : 
  input ->
  ?create:
    (string ->
      ?layout:Bimage.Image.layout ->
      int ->
      int ->
      (int, Bimage.u8, Bimage.rgb) Bimage.Image.t) ->
  int ->
  (int, Bimage.u8, Bimage.rgb) Bimage.Input.t

Read multiple images directly into an Input array. The resulting array will not contain the number of frames requested if you've reached the end of the video