av1 scripts

av1-dl-playlist.sh

@@ -0,0 +1,20 @@
+#!/bin/bash
+
+if [ -z "$1" ]; then
+    echo "Ошибка: укажите ссылку на плейлист."
+    exit 1
+fi
+
+PLAYLIST_URL=$1
+shift
+
+VIDEO_URLS=$(yt-dlp --flat-playlist --print webpage_url "$PLAYLIST_URL")
+
+echo "$VIDEO_URLS" | wc -l
+
+for VIDEO_URL in $VIDEO_URLS; do
+    echo "Загружаем видео: $VIDEO_URL"
+    ./av1-dl-video.sh "$VIDEO_URL" "$@"
+done
+
+echo "Плейлист успешно скачан"

av1-dl-video.sh

@@ -0,0 +1,67 @@
+#!/bin/bash
+
+if [ -z "$1" ]; then
+  echo "Ошибка: укажите ссылку на видео."
+  exit 1
+fi
+
+VIDEO_URL=$1
+shift
+ADDITIONAL_ARGS="$@" 
+
+VIDEO_ID=$(echo -n "$VIDEO_URL" | md5sum | awk '{print $1}')
+
+mkdir -p "videos"
+
+if [ -f "videos/${VIDEO_ID}.json" ]; then
+  exit 0
+fi
+
+yt-dlp --skip-download --write-info-json -o "videos/${VIDEO_ID}" "$VIDEO_URL" $ADDITIONAL_ARGS
+yt-dlp --skip-download --write-thumbnail -o "videos/${VIDEO_ID}_preview" "$VIDEO_URL" $ADDITIONAL_ARGS
+PREVIEW_FILENAME=$(find videos -type f -iname "${VIDEO_ID}_preview*")
+yt-dlp -f "bestvideo[ext=mp4]+bestaudio[ext=m4a]/best[ext=mp4]/best" -o "videos/${VIDEO_ID}_video" "$VIDEO_URL" $ADDITIONAL_ARGS
+VIDEO_FILENAME=$(find videos -type f -iname "${VIDEO_ID}_video*")
+    
+ffmpeg -i $VIDEO_FILENAME -c:v libsvtav1 -crf 15 -preset 4 -c:a copy "videos/${VIDEO_ID}.mkv"
+
+# ffmpeg -i "$VIDEO_FILENAME" \
+#   -vf "scale='min(1920,iw)':'min(1080,ih)':force_original_aspect_ratio=decrease" \
+#   -c:v libx264 -preset slow -crf 23 \
+#   -c:a copy \
+#   "videos/${VIDEO_ID}_video_compressed.mp4"
+
+rm "videos/${VIDEO_ID}_video.mp4"
+VIDEO_FILENAME="videos/${VIDEO_ID}_video.mkv"
+
+NAME=$(jq -r '.fulltitle' "videos/${VIDEO_ID}.info.json")
+DESCRIPTION=$(jq -r '.description' "videos/${VIDEO_ID}.info.json")
+CHANNEL_NAME=$(jq -r '.uploader' "videos/${VIDEO_ID}.info.json")
+CHANNEL_ID=$(jq -r '.channel_id' "videos/${VIDEO_ID}.info.json")
+CHANNEL_URL=$(jq -r '.uploader_url' "videos/${VIDEO_ID}.info.json")
+
+yt-dlp --write-thumbnail --skip-download \
+  --playlist-items 0 -o "videos/${CHANNEL_ID}_avatar" "$CHANNEL_URL" $ADDITIONAL_ARGS
+AVATAR_FILENAME=$(find videos -type f -iname "${CHANNEL_ID}_avatar*")
+
+jq --arg id "$VIDEO_ID" \
+  --arg name "$NAME" \
+  --arg description "$DESCRIPTION" \
+  --arg video_file "${VIDEO_FILENAME}" \
+  --arg image_file "${PREVIEW_FILENAME}" \
+  --arg channel_name "$CHANNEL_NAME" \
+  --arg channel_avatar_file "${AVATAR_FILENAME}" \
+  '{
+    id: $id,
+    name: $name,
+    description: $description,
+    "video-file": $video_file,
+    "image-file": $image_file,
+    "channel-name": $channel_name,
+    "channel-avatar-file": $channel_avatar_file
+  }' \
+  "videos/${VIDEO_ID}.info.json" > "videos/${VIDEO_ID}.json"
+
+rm "videos/${VIDEO_ID}.info.json"
+
+echo "Видео успешно скачано"

build.sh

@@ -2,9 +2,9 @@
 
 rm -rf build
 mkdir build
-cp -r root build/iso
+cp -lR root build/iso
-cp -r www build/iso/www
+cp -lR www build/iso/www
-cp -r videos build/iso/www/videos
+cp -lR videos build/iso/www/videos
 rm build/iso/www/videos/video-example.json
 echo "const videos = [" > build/iso/www/videos.js
 for i in build/iso/www/videos/*.json; do

dl-video.sh

@@ -25,7 +25,8 @@ VIDEO_FILENAME=$(find videos -type f -iname "${VIDEO_ID}_video*")
 #   -c:a copy \
 #   "videos/${VIDEO_ID}_video_compressed.mp4"
 
-# mv "videos/${VIDEO_ID}_video_compressed.mp4" "$VIDEO_FILENAME"
+mv $VIDEO_FILENAME "videos/${VIDEO_ID}_video.mp4"
+VIDEO_FILENAME="videos/${VIDEO_ID}_video.mp4"
 
 NAME=$(jq -r '.fulltitle' "videos/${VIDEO_ID}.info.json")
 DESCRIPTION=$(jq -r '.description' "videos/${VIDEO_ID}.info.json")

nvenc-compress-all.sh

@@ -0,0 +1,14 @@
+#!/bin/bash
+
+function compress_video {
+    ffmpeg -i videos/$1 -c:v hevc_nvenc -preset p4 -rc vbr -cq 28 -b:v 0 -c:a aac -b:a 96k videos/tmp_$1
+    mv videos/tmp_$1 videos/$1
+}
+
+for video_file in videos/*.mp4; do
+    base_name=$(basename "$video_file")
+
+    compress_video $base_name &
+done
+
+wait

nvenc-compress.sh

@@ -0,0 +1,15 @@
+#!/bin/bash
+
+if [ -z "$1" ]; then
+    echo "Ошибка: укажите название видео в папке videos."
+    exit 1
+fi
+
+function compress_video {
+    ffmpeg -i videos/$1 -c:v hevc_nvenc -preset p4 -rc vbr -cq 28 -b:v 0 -c:a aac -b:a 96k videos/tmp_$1
+    mv videos/tmp_$1 videos/$1
+}
+
+for video_file in "$@"; do
+    compress_video $video_file
+done