Правка профилей по высоте и документация по качеству

README.md

@@ -2,7 +2,7 @@
 
 🇷🇺 Russian README: https://gromlab.ru/vod/create-vod/src/branch/master/README_RU.md
 
-CLI tool to convert videos to DASH and HLS with hardware acceleration (NVENC / Intel QSV / AMD AMF / VAAPI), adaptive streaming, and automatic thumbnails/poster. Formats are always DASH + HLS.
+CLI tool to convert videos to DASH and HLS with hardware acceleration (NVENC / Intel QSV / AMD AMF / VAAPI), adaptive streaming, and automatic thumbnails/poster.
 
 **Features:**
 - ⚡ Hardware acceleration: auto-detect encoder/decoder (NVENC / Intel QSV / AMD AMF / VAAPI / CPU)
@@ -11,18 +11,8 @@ CLI tool to convert videos to DASH and HLS with hardware acceleration (NVENC / I
 - 🖼️ Preview: thumbnail sprite + VTT, poster from the first frame
 - ⏱️ Progress: per-profile and overall CLI progress bars
 
-## Quick Start
-
-```bash
-# Run via npx (no install)
-npx @gromlab/create-vod video.mp4
-
-# Or install globally
-npm install -g @gromlab/create-vod
-create-vod video.mp4
-```
-
-**System requirements:**
+## Install
+For the CLI to work correctly, FFmpeg and MP4Box must be installed in the system.
 ```bash
 # Arch Linux
 sudo pacman -S ffmpeg gpac
@@ -34,12 +24,24 @@ sudo apt install ffmpeg gpac
 brew install ffmpeg gpac
 ```
 
+## Quick Start
+Before running, make sure `FFmpeg` and `MP4Box` are installed (see Install).
+
+```bash
+# Run via npx (no install)
+npx @gromlab/create-vod video.mp4
+
+# Or install globally
+npm install -g @gromlab/create-vod
+create-vod video.mp4
+```
+
 **Output:** A folder `video/` in the current directory with segments under `{profile}-{codec}/`, DASH/HLS manifests in the root, poster, and thumbnail sprite/VTT (both DASH and HLS are always generated).
 
 ## CLI Usage
 
 ```bash
-create-vod <input-video> [output-dir] [-r resolutions] [-c codec] [-p poster-timecode]
+create-vod <input-video> [output-dir] [-r resolutions] [-c codec] [-p poster-timecode] [-e encoder] [-d decoder]
 ```
 
 ### Main arguments
@@ -109,6 +111,6 @@ High FPS (60/90/120) are generated only if the source supports that FPS.
 - Thumbnails: auto sprite (160×90, 1s interval) + VTT
 - Poster: first frame (0:00:00, configurable via `-p`)
 - Parallel encoding: enabled
-- AV1: enabled only if hardware AV1 encoder detected (in auto mode); otherwise остаётся H.264
+- AV1: enabled only if hardware AV1 encoder detected (in auto mode); otherwise stays on H.264
 
 **Requirements:** Node.js ≥18.0.0, FFmpeg, MP4Box (gpac), optional NVIDIA/Intel/AMD GPU for acceleration