From 82baa845951d695e905592e8055c9f96c7b425a7 Mon Sep 17 00:00:00 2001 From: kfrn Date: Sat, 14 May 2016 19:49:47 +1200 Subject: [PATCH 1/2] add playback rate for play image sequence command --- index.html | 19 +++++++++++-------- 1 file changed, 11 insertions(+), 8 deletions(-) diff --git a/index.html b/index.html index 69ae65d..ff27a41 100644 --- a/index.html +++ b/index.html @@ -400,7 +400,7 @@
-i input_file
path, name and extension of the input file
-ss 00:02:00
sets in point at 00:02:00
-to 00:55:00
sets out point at 00:55:00
-
-c copy
use stream copy mode (no re-encoding) +
-c copy
use stream copy mode (no re-encoding)
Note: watch out when using -ss with -c copy if the source is encoded with an interframe codec (e.g., H.264). Since ffmpeg must split on i-frames, it will seek to the nearest i-frame to begin the stream copy.
output_file
path, name and extension of the output file
@@ -717,7 +717,7 @@ - + - + From 283dddc1a175f9b177d6e0384073519cbaa11b56 Mon Sep 17 00:00:00 2001 From: kfrn Date: Sat, 14 May 2016 20:20:58 +1200 Subject: [PATCH 2/2] add minor clarification --- index.html | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/index.html b/index.html index ff27a41..91328f7 100644 --- a/index.html +++ b/index.html @@ -728,7 +728,8 @@

ffplay -framerate 5 input_file_%06d.ext

ffplay
starts the command
-
-framerate 5
plays image sequence at rate of 5 images per second
+
-framerate 5
plays image sequence at rate of 5 images per second
+ Note: this low framerate will produce a slideshow effect.
-i input_file
path, name and extension of the input file
This must match the naming convention used! The regex %06d matches six-digit-long numbers, possibly with leading zeroes. This allows the full sequence to be read in ascending order, one image after the other.
The extension for TIFF files is .tif or maybe .tiff; the extension for DPX files is .dpx (or even .cin for old files). Screenshots are often in .png format.