From d75d53fe79ee7cf0d2efd30d5e191def8c746056 Mon Sep 17 00:00:00 2001
From: Timmy Keller <tjk@tjkeller.xyz>
Date: Tue, 26 Oct 2021 02:25:17 -0500
Subject: changed a bunch of video scripts and added my first and possibly last
 python script, although it was fun

---
 video/rectape             |  2 --
 video/rmduppic            | 67 +++++++++++++++++++++++++++++++++++++++++++++++
 video/screenrec           | 20 +++++++++++---
 video/webcamdesktopffplay |  2 ++
 video/webcamffplay        |  2 --
 5 files changed, 86 insertions(+), 7 deletions(-)
 create mode 100755 video/rmduppic
 create mode 100755 video/webcamdesktopffplay
 delete mode 100755 video/webcamffplay

(limited to 'video')

diff --git a/video/rectape b/video/rectape
index f6e7a01..1e54370 100755
--- a/video/rectape
+++ b/video/rectape
@@ -3,8 +3,6 @@ if [ -z "$1" ]; then
 	$1=untitled_$(ls | wc -l)
 fi
 
-# All hevc_amf ffmpeg options: $ ffmpeg -h encoder=hevc_amf
-
 ffmpeg \
 -f decklink -format_code ntsc -i "Intensity Pro" \
 -c:v libx264 \
diff --git a/video/rmduppic b/video/rmduppic
new file mode 100755
index 0000000..6fdc18d
--- /dev/null
+++ b/video/rmduppic
@@ -0,0 +1,67 @@
+#!/usr/bin/env python3
+import os
+import subprocess
+
+def sizeinbytes(size, unit):
+    mag = {'KiB' : 1, 'MiB': 2, 'GiB' : 3}
+    return float(size) * (1000 ** mag[unit])
+
+# Run czkawka_cli on the current directory
+cwd = os.getcwd()
+print("Running czkawa for directory ", cwd, "...", sep="")
+czkawka = ["czkawka_cli", "image", "-d", cwd]
+czkawkadata = subprocess.run(czkawka, stdout=subprocess.PIPE)
+czkawkadata = czkawkadata.stdout.decode('utf-8').splitlines() # Convert to a normal string and split into lines
+if not czkawkadata:
+    print("All images in", cwd, "are unique. Exiting...")
+    exit()
+
+# Get number of images total and remove first line since it would cause issues
+numimages = int(czkawkadata[0].split()[1])
+print ("Done!", numimages, "duplicate images found...")
+czkawkadata.pop(0)
+
+# Split czkawkadata by the delimeter used by czkawka_cli
+czkawkadata = [i.split(' - ') for i in czkawkadata]
+
+# Make keep store the images we want to keep
+largest = 0
+i = 0
+dups = 0
+keep = [None] * numimages
+for image in czkawkadata:
+    if not image[0]:
+        largest = 0
+        i += 1
+        continue
+    dups += 1
+    size = image[2].split()
+    size = sizeinbytes(size[0], size[1]) # Convert to bytes so we can easily compate kb vs mb vs gb
+    if size > largest:
+        largest = size
+        keep[i] = image
+
+# Remove all empty entries from czkawkadata
+czkawkadata[:] = [x for x in czkawkadata if x[0]]
+
+# Remove any images we're keeping from czkawkadata to be left with only the duplicates
+for image in keep:
+    czkawkadata.remove(image)
+
+# User actions
+confirmation = None
+message = "Are you sure you want to delete all " + str(dups - len(keep)) + " duplicate images? (Yes/No/Show) "
+while not confirmation:
+    confirmation = input(message)
+    if (confirmation == "yes"):
+        for image in czkawkadata:
+            os.remove(image[0])
+            print("Removed image", image[0])
+    elif (confirmation == "no"):
+        exit()
+    elif (confirmation == "show"):
+        for image in czkawkadata:
+            print(image)
+            confirmation = None # Prompt again
+    else:
+        confirmation = None
diff --git a/video/screenrec b/video/screenrec
index 91edcd0..fa6b628 100755
--- a/video/screenrec
+++ b/video/screenrec
@@ -1,6 +1,20 @@
 #!/bin/sh
 newname() { defname="video"; name=$defname`ls | grep "^$defname[0-9]*" | wc -l | tr -d '[:blank:]'`.mkv; }
-vs=`cat /sys/class/drm/*/modes | head -1`
-vs=1366x768
 [ -z "$1" ] && newname || name="$1"
-ffmpeg -hide_banner -video_size $vs -framerate 60 -f x11grab -i :0.0+0,0 -c:v libx264 -preset ultrafast -qp 1 -pix_fmt yuv444p "$name"
+# Get screen info. I suspect this script wouldn't work too well with multiple screens. Somebody else can add that
+resinfo="$(xrandr | grep '*' | tr -s ' ')"
+vs="$(echo "$resinfo" | cut -d' ' -f2)"
+fr="$(echo "$resinfo" | sed 's/.*\s\([0-9]*\.[0-9]*\)\*.*/\1/')"
+# -i is screen coordinates for top-leftmost screen
+# Encoder settings are basically lossless and optimized for good speed, decent size, and great quality
+# yuv444p colorspace is needed for a 24 bit rgb monitor, change for hdr. yuv420p is the default and is good for video, but is inadequate for screencasts
+ffmpeg -hide_banner \
+	-video_size $vs \
+	-framerate $fr \
+	-f x11grab \
+	-i :0.0+0,0 \
+	-c:v libx264 \
+	-preset ultrafast \
+	-qp 1 \
+	-pix_fmt yuv444p \
+	"$name"
diff --git a/video/webcamdesktopffplay b/video/webcamdesktopffplay
new file mode 100755
index 0000000..c56d879
--- /dev/null
+++ b/video/webcamdesktopffplay
@@ -0,0 +1,2 @@
+#!/bin/sh
+ffplay -f v4l2 -input_format mjpeg -video_size 1920x1080 -framerate 30 -i /dev/video0
diff --git a/video/webcamffplay b/video/webcamffplay
deleted file mode 100755
index c56d879..0000000
--- a/video/webcamffplay
+++ /dev/null
@@ -1,2 +0,0 @@
-#!/bin/sh
-ffplay -f v4l2 -input_format mjpeg -video_size 1920x1080 -framerate 30 -i /dev/video0
-- 
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