diff --git a/.gitignore b/.gitignore
index 914e2f0..525b3df 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
 /build
 /videos/*
-!/videos/video-example.json
\ No newline at end of file
+!/videos/video-example.json
+/test
\ No newline at end of file
diff --git a/README.md b/README.md
index cb7fce9..e15c117 100644
--- a/README.md
+++ b/README.md
@@ -3,6 +3,8 @@
 Это лишь попытка создать чтото похожее на [оригинальный ютуб 2 от Влада Кунякина](https://www.youtube.com/watch?v=Ywywiqissfg) \
 Если вы хотите получить оригинальный ютуб 2, то [покупайте флешку тут](https://t.me/kunyakin/16)
 
+![screenshot](image.png)
+
 ## Как собрать
 
 1. Добавьте все видео в папку `videos/` (смотреть Добавление видео)
diff --git a/av1-dl-video.sh b/av1-dl-video.sh
index 873bb83..d05c08b 100644
--- a/av1-dl-video.sh
+++ b/av1-dl-video.sh
@@ -7,7 +7,7 @@ fi
 
 VIDEO_URL=$1
 shift
-ADDITIONAL_ARGS="$@" 
+ADDITIONAL_ARGS="$@"
 
 VIDEO_ID=$(echo -n "$VIDEO_URL" | md5sum | awk '{print $1}')
 
@@ -22,8 +22,8 @@ yt-dlp --skip-download --write-thumbnail -o "videos/${VIDEO_ID}_preview" "$VIDEO
 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 $VIDEO_FILENAME -c:v libsvtav1 -c:a copy "videos/${VIDEO_ID}_video.mkv"
 
 # ffmpeg -i "$VIDEO_FILENAME" \
 #   -vf "scale='min(1920,iw)':'min(1080,ih)':force_original_aspect_ratio=decrease" \
diff --git a/build.sh b/build.sh
index dcbdc8d..dae0845 100644
--- a/build.sh
+++ b/build.sh
@@ -13,4 +13,4 @@ for i in build/iso/www/videos/*.json; do
 done
 echo "]" >> build/iso/www/videos.js
 rm build/iso/www/videos/*.json
-mkisofs -r -J -o build/youtube2.iso -V "Youtube2" build/iso
\ No newline at end of file
+mkisofs -iso-level 3 -r -J -o build/youtube2.iso -V "Youtube2" build/iso
diff --git a/dl-video.sh b/dl-video.sh
index 0180bc9..68b67a9 100644
--- a/dl-video.sh
+++ b/dl-video.sh
@@ -11,6 +11,10 @@ ADDITIONAL_ARGS="$@"
 
 VIDEO_ID=$(echo -n "$VIDEO_URL" | md5sum | awk '{print $1}')
 
+if [ -f "videos/${VIDEO_ID}.json" ]; then
+  exit 0
+fi
+
 mkdir -p "videos"
 
 yt-dlp --skip-download --write-info-json -o "videos/${VIDEO_ID}" "$VIDEO_URL" $ADDITIONAL_ARGS
@@ -58,4 +62,4 @@ jq --arg id "$VIDEO_ID" \
 
 rm "videos/${VIDEO_ID}.info.json"
 
-echo "Видео успешно скачано"
\ No newline at end of file
+echo "Видео успешно скачано"
diff --git a/image.png b/image.png
new file mode 100644
index 0000000..3de3ac5
Binary files /dev/null and b/image.png differ
diff --git a/nvenc-compress-all.sh b/nvenc-compress-all.sh
index 276b0e0..a1dcdf0 100644
--- a/nvenc-compress-all.sh
+++ b/nvenc-compress-all.sh
@@ -1,14 +1,9 @@
 #!/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 &
+    ./nvenc-compress.sh $base_name &
 done
 
 wait
\ No newline at end of file
diff --git a/nvenc-compress.sh b/nvenc-compress.sh
index 4d0a691..0121733 100644
--- a/nvenc-compress.sh
+++ b/nvenc-compress.sh
@@ -6,7 +6,7 @@ if [ -z "$1" ]; then
 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
+    ffmpeg -i videos/$1 -c:v hevc_nvenc -tune ll -crf 26 -preset p7 videos/tmp_$1
     mv videos/tmp_$1 videos/$1
 }
 
diff --git a/nvenc-dl-playlist.sh b/nvenc-dl-playlist.sh
new file mode 100644
index 0000000..f92b64b
--- /dev/null
+++ b/nvenc-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: $VIDEO_URL"
+    ./nvenc-dl-video.sh "$VIDEO_URL" "$@"
+done
+
+echo "Плейлист успешно скачан"
\ No newline at end of file
diff --git a/nvenc-dl-video.sh b/nvenc-dl-video.sh
new file mode 100644
index 0000000..fc02159
--- /dev/null
+++ b/nvenc-dl-video.sh
@@ -0,0 +1,68 @@
+#!/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*")
+mv $VIDEO_FILENAME "videos/${VIDEO_ID}_video.mp4"
+VIDEO_FILENAME="videos/${VIDEO_ID}_video.mp4"
+
+ffmpeg -i videos/${VIDEO_ID}_video.mp4 -c:v hevc_nvenc -tune ll -crf 26 -preset p7 videos/${VIDEO_ID}_video_compressed.mp4
+VIDEO_FILENAME="videos/${VIDEO_ID}_video_compressed.mp4"
+
+# 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"
+
+
+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"
\ No newline at end of file
diff --git a/test-compressing.sh b/test-compressing.sh
new file mode 100644
index 0000000..0a6e280
--- /dev/null
+++ b/test-compressing.sh
@@ -0,0 +1,46 @@
+#!/bin/bash
+
+mkdir -p test
+
+echo "download test video"
+yt-dlp -o test/video -f "bestvideo[ext=mp4]+bestaudio[ext=m4a]/best[ext=mp4]/best" https://www.youtube.com/watch?v=G3C-VevI36s
+
+# echo "av1 test 1"
+# ffmpeg -i "test/video.mp4" -c:v libsvtav1 -crf 23 -b:v 0 -cpu-used 4 -g 240 -strict -2 "test/video.av1.1.mp4" &
+# echo "av1 test 2"
+# ffmpeg -i "test/video.mp4" -c:v libsvtav1 -crf 23 "test/video.av1.2.mp4" &
+# echo "av1 test 3"
+# ffmpeg -i "test/video.mp4" -c:v libsvtav1 -crf 30 "test/video.av1.3.mp4" &
+# echo "av1 test 4"
+# ffmpeg -i "test/video.mp4" -c:v libsvtav1 "test/video.av1.4.mp4" &
+# wait
+# echo "libaom-av1 test 1"
+# ffmpeg -i "test/video.mp4" -c:v libaom-av1 -crf 23 -b:v 0 -cpu-used 4 -g 240 -strict -2 "test/video.libaom-av1.1.mp4" &
+# echo "libaom-av1 test 2"
+# ffmpeg -i "test/video.mp4" -c:v libaom-av1 -crf 23 "test/video.libaom-av1.2.mp4" &
+# echo "libaom-av1 test 3"
+# ffmpeg -i "test/video.mp4" -c:v libaom-av1 -crf 30 "test/video.libaom-av1.3.mp4" &
+# echo "libaom-av1 test 4"
+# ffmpeg -i "test/video.mp4" -c:v libaom-av1 "test/video.libaom-av1.4.mp4" &
+# wait
+# echo "nvenc test 1"
+# ffmpeg -i "test/video.mp4" -c:v hevc_nvenc -tune ll -crf 26 -preset p7 "test/video.nvenc.1.mp4" &
+# echo "nvenc test 2"
+# ffmpeg -i "test/video.mp4" -c:v hevc_nvenc -crf 26 -preset p7 "test/video.nvenc.2.mp4" &
+# wait
+# echo "nvenc test 3"
+# ffmpeg -i "test/video.mp4" -c:v hevc_nvenc -crf 30 -preset p7 "test/video.nvenc.3.mp4" &
+# echo "nvenc test 4"
+# fmpeg -i "test/video.mp4" -c:v hevc_nvenc -crf 30 "test/video.nvenc.4.mp4" &
+# wait
+# echo "nvenc test 5"
+# ffmpeg -i "test/video.mp4" -c:v hevc_nvenc -preset p7 "test/video.nvenc.5.mp4" &
+# echo "nvenc test 6"
+# ffmpeg -i "test/video.mp4" -c:v hevc_nvenc "test/video.nvenc.6.mp4" &
+# wait
+ffmpeg -i "test/video.mp4" \
+  -c:v h264_nvenc \
+  -preset p7 \
+  -tune hq \
+  -cq 50 \
+  -profile main "test/video.nvenc.7.mp4"