Moved zsh functions out of private repository.

ffmpeg-x265-main10

@@ -0,0 +1,68 @@
+### ffmpeg-x265-main10
+# Transcode the videos in a given directory with x265's main10 profile, then put them in a
+# subdirectory for easy replacement after manually checking results.
+
+RESULTS_DIRECTORY_NAME="_x265_main10"
+
+# TODO: This variable isn't referenced because I didn't figure out how to put it in the glob it
+# needs to be in. Fix that.
+VIDEO_EXTENSIONS="mkv,mp4,avi"
+
+_ffmpeg_x265_main10_ffmpeg () {
+	original_file="$1"
+	results_directory="$2"
+	partial_file="${results_directory}/$(basename "${original_file}").part"
+	complete_file="${results_directory}/$(basename "${original_file}")"
+	mkdir -p "$results_directory"
+
+	if [ -e "$complete_file" ]; then
+		echo "${complete_file} already exists, skipping."
+
+	else
+		ffmpeg -n -i "$original_file" \
+			-map 0:v:0 -c:v libx265 -preset medium -profile:v main10 \
+			-map 0:a -c:a copy \
+			-map '0:s?' -c:s copy \
+			-f matroska \
+			"$partial_file" \
+			|| rm "$partial_file"
+
+		if [ -e "$partial_file" ]; then
+			mv "$partial_file" "$complete_file"
+		fi
+	fi
+
+	if [ -e "$destination" ]; then
+		rmdir --ignore-fail-on-non-empty "$destination"
+	fi
+}
+
+arg_file="$1"
+
+if [ -z "$arg_file" ]; then
+	arg_file=.
+fi
+
+if [ -f "$arg_file" ]; then
+	destination="${arg_file:h}/${RESULTS_DIRECTORY_NAME}"
+	_ffmpeg_x265_main10_ffmpeg "$arg_file" "$destination"
+
+elif [ -d "$arg_file" ]; then
+	destination="${arg_file}/${RESULTS_DIRECTORY_NAME}"
+
+	# List all the video files in an array for future expansions like:
+	#	- A prompt before you commit to hours of transcoding.
+	#	- Removing items that are already completed.
+	#	- Interactively discarding list items
+	#	- etc.
+	# TODO: Use $VIDEO_EXTENSIONS here instead of hard-coding extension names.
+	files=($arg_file/*.{mkv,mp4,avi}(N))
+	for fname in $files; do
+		_ffmpeg_x265_main10_ffmpeg "$fname" "$destination"
+	done
+
+else
+	echo "ffmpeg_x265_main10: Error:${arg_file} is not a file or directory."
+fi
+
+# vim:syntax=sh filetype=sh

freload

@@ -0,0 +1,6 @@
+while (( $# )); do
+	unfunction $1;
+	autoload -U $1;
+	shift;
+done
+# vim:syntax=sh filetype=sh

mkvmerge-add-subtitles

@@ -0,0 +1,94 @@
+# Remux videos to include subtitle files of the same name.
+
+RESULTS_DIRECTORY_NAME="_remux"
+DEFAULT_LANGUAGE_CODE="eng"
+
+# TODO: This needs to be used in the glob, but I don't know how.
+VIDEO_EXTENSIONS="mkv,mp4,avi"
+
+_mkvmerge_add_subtitles_mkvmerge () {
+	original_file="$1"
+	results_directory="$2"
+	partial_file="${results_directory}/${original_file:t:r}.mkv.part"
+	complete_file="${results_directory}/${original_file:t:r}.mkv"
+	subtitle_options_array=()
+
+	mkdir -p "$results_directory"
+
+	# Given a file name, find subtitles and determine their language.
+	# The following patterns should be supported, with [basename] being the given filename's
+	# basename.
+	# * [basename].srt
+	# * [basename].[language code].srt
+	# * Subs/[track_number]_[language].srt
+	# * Subs/[basename]/[track_number]_[language].srt
+
+	# TODO: Support the other patterns listed in the above comment.
+	video_basename="$1"
+
+	# Include subtitles with language codes in their filenames.
+	# For example [basename].[language code].srt
+	coded_subtitle_files=(${original_file:r}.*.srt(N))
+	if [[ ! -z $coded_subtitle_files ]]; then
+		for fname in "$coded_subtitle_files"; do
+			language_code="${${fname:r}:e}"
+			subtitle_options_array+=("--language" "0:${language_code}" "$fname")
+		done
+	fi
+
+	# Include subtitles without language codes, assuming $DEFAULT_LANGUAGE_CODE is correct.
+	# For example: [basename].srt
+	uncoded_subtitle_name="${original_file:r}.srt"
+	if [[ -f "$uncoded_subtitle_name" ]]; then
+		subtitle_options_array+=("--language" "0:${DEFAULT_LANGUAGE_CODE}" "$uncoded_subtitle_name")
+	fi
+
+	# Finally, actually mux all the subtitles in if there are any.
+	if [[ "${#subtitle_options_array}" -eq 0 ]]; then
+		echo "No subtitles found for file ${original_file}"
+	else
+		echo "Remuxing ${original_file}..."
+		mkvmerge --quiet -o "$partial_file" "$original_file" ${(@)subtitle_options_array} \
+			|| rm "$partial_file"
+		echo "Done!"
+
+		if [[ -e "$partial_file" ]]; then
+			mv "$partial_file" "$complete_file"
+		fi
+	fi
+
+	if [[ -e "$results_directory" ]]; then
+		rmdir --ignore-fail-on-non-empty "$results_directory"
+	fi
+
+}
+
+arg_file="$1"
+
+if [[ -z "$arg_file" ]]; then
+	arg_file=.
+fi
+
+if [[ -f "$arg_file" ]]; then
+	destination="${arg_file:h}/${RESULTS_DIRECTORY_NAME}"
+	_mkvmerge_add_subtitles_mkvmerge "$arg_file" "$destination"
+
+elif [[ -d "$arg_file" ]]; then
+	destination="${arg_file}/${RESULTS_DIRECTORY_NAME}"
+
+	# List all the video files in an array for future expansions like:
+	#	- A prompt before you commit to remuxing.
+	#	- Removing items that are already completed.
+	#	- Interactively discarding list items
+	#	- etc.
+	# TODO: Use $VIDEO_EXTENSIONS here instead of hard-coding extension names.
+	files=($arg_file/*.{mkv,mp4,avi}(N))
+	for fname in $files; do
+		_mkvmerge_add_subtitles_mkvmerge "$fname" "$destination"
+	done
+
+else
+	echo "mkvmerge-add-subtitles: Error:${arg_file} is not a file or directory."
+fi
+
+# vim:syntax=sh filetype=sh