Update README.md

soykothasan · Jan 3, 2019 · 81ba091 · 81ba091
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 * Removed all unnecessary files
 * php-curl is no longer needed
-* Добавил скрипт для прямой загрузки видео с youtube itag(http://www.genyoutube.net/formats-resolution-youtube-videos.html)
+
 Usage: http://<path_to_folder_to_scripts>/download.php?id=<youtube_video_id>&itag=<video_itag>
 ![Youtube Downloader](https://i.imgur.com/Yv3sR2v.jpg)
+# Formats and Resolutions of Youtube Videos
+Youtube provides the videos in many format, quality and resolution but usually most of the user don't know most of the formats. With the ever changing technology and increased use of mobile devices, a number of new formats are rolled out every year by Youtube. Here we did a little research about the formats of video available in Youtube. Youtube identify the formats using itag param. Below is the list of formats:
+
+Main stream videos format
+These are the most popular and widely used formats. Format 22 is HD and 37 is Full HD. Quality of the formats are mentioned below:
+
+Format 5: (Basic Youtube Default)
+Download Video Format: flv
+Video Resolution:	400 x 240
+Video Frame Rate: 25 fps
+Video Output Format: FLV1 H.263
+Audio: Stereo, 22.05 KHz 64.0 Kbps
+Audio Format: MP3 (MPEG Audio)
+Format 6:
+Download Video Format: flv
+Video Resolution: 450 x 270
+Format 13: (Mobile phones, iPod friendly)
+Download Video Format: 3gp
+Format 17:
+Download Video Format: 3gp
+Video Resolution: 176 x 144
+Video Frame Rate: 12 fps
+Video Output Format: MPEG-4
+Audio: Mono 22.05 KHz 24.0 - 25.6 Kbps
+Audio Format: AAC
+Format 18: Medium Quality [360p]
+Download Video Format: mp4
+Video Resolution: 640 x 360
+Video Frame Rate: 25 fps
+Video Output Format: AVC (MPEG4 H.264)
+Audio: Stereo, 44.1 KHz 96.0 - 100 Kbps
+Audio Format: AAC
+Format 22: HD High Quality [720p]
+Download Video Format: mp4
+Video Resolution: 1280 x 720
+Video Frame Rate: 25 fps
+Video Output Format: AVC (MPEG4 H.264)
+Audio: Stereo, 44.1 KHz 192.0 - 201 Kbps
+Audio Format: AAC
+Format 34: [360p]
+Download Video Format: flv
+Video Resolution: 640 x 360
+Format 35: [480p]
+Download Video Format: flv
+Video Resolution: 854 x 480
+Format 36: [240p]
+Download Video Format: 3gp
+Video Resolution: 320 x 240
+Video Frame Rate: 25 fps
+Video Output Format: MPEG4 H.263
+Audio: Mono, 22.05 KHz 32.0 - 34.2 Kbps
+Audio Format: AAC
+Format 37: HD High Quality [1080p]
+Download Video Format: mp4
+Video Resolution: 1920 x 1080
+Format 38: HD High Quality [3072p]
+Download Video Format: mp4
+Video Resolution: 4096 x 3072
+Format 43: Medium Quality [360p]
+Download Video Format: webm
+Video Resolution: 640 x 360
+Video Frame Rate: 24.194 fps
+Video Output Format: VP8
+Audio: Stereo, 44.1 KHz 128 Kbps
+Audio Format: Vorbis
+Format 44: [480p]
+Download Video Format: webm
+Video Resolution: 854 x 480
+Format 45: [720p]
+Download Video Format: webm
+Video Resolution: 1280 x 720
+Format 46: [1080p]
+Download Video Format: webm
+Video Resolution: 1920 x 1080
+3d Videos
+These videos requires special medium to enjoy the depth of the video. These are also available in different flavours
+
+Format 82:
+Download Video Format: mp4
+Video Resolution: 640 x 360 [3D]
+Video Frame Rate: 25 fps
+Video Output Format: AVC (MPEG4 H.264)
+Audio: Stereo, 44.1 KHz 128 - 134 Kbps
+Audio Format: AAC
+Format 83:
+Download Video Format: mp4
+Video Resolution: 854 x 480 [3D]
+Format 84:
+Download Video Format: mp4
+Video Resolution: 1280 x 720 [3D]
+Video Frame Rate: 25 fps
+Video Output Format: AVC (MPEG4 H.264)
+Audio: Stereo, 44.1 KHz 192 - 201 Kbps
+Audio Format: AAC
+Format 85:
+Download Video Format: mp4
+Video Resolution: 1920 x 1080p [3D]
+Format 100:
+Download Video Format: webm
+Video Resolution: 640 x 360 [3D]
+Video Frame Rate: 24.194 fps
+Video Output Format: VP8
+Audio: Stereo, 44.1 KHz 128 Kbps
+Audio Format: AAC
+Format 101:
+Download Video Format: webm
+Video Resolution: 854 x 480 [3D]
+Format 102:
+Download Video Format: webm
+Video Resolution: 1280 x 720 [3D]
+Apple HTTP Live Streaming (HLS)
+Format 92:
+Download Video Format: mp4
+Video Resolution: 320 x 240
+Streaming Protocol: HLS
+Format 93:
+Download Video Format: mp4
+Video Resolution: 640 x 360
+Streaming Protocol: HLS
+Format 94:
+Download Video Format: mp4
+Video Resolution: 854 x 480
+Streaming Protocol: HLS
+Format 95:
+Download Video Format: mp4
+Video Resolution: 1280 x 720
+Streaming Protocol: HLS
+Format 96:
+Download Video Format: mp4
+Video Resolution: 1920 x 1080
+Streaming Protocol: HLS
+Format 132:
+Download Video Format: mp4
+Video Resolution: 320 x 240
+Streaming Protocol: HLS
+Format 151:
+Download Video Format: mp4
+Video Resolution: * x 72
+Streaming Protocol: HLS
+DASH MP4 video
+Format 133:
+Download Video Format: mp4
+Video Resolution: 320 x 240
+Video Format: DASH video
+Audio: none
+Format 134:
+Download Video Format: mp4
+Video Resolution: 640 x 360
+Video Format: DASH video
+Audio: none
+Format 135:
+Download Video Format: mp4
+Video Resolution: 854 x 480
+Video Format: DASH video
+Audio: none
+Format 136:
+Download Video Format: mp4
+Video Resolution: 1280 x 720
+Video Format: DASH video
+Audio: none
+Format 137:
+Download Video Format: mp4
+Video Resolution: 1920 x 1080
+Video Format: DASH video
+Audio: none
+Format 138:
+Download Video Format: mp4
+Video Resolution: * x 2160 (not fix)
+Video Format: DASH video
+Audio: none
+Format 160:
+Download Video Format: mp4
+Video Resolution: 176 x 144
+Video Format: DASH video
+Audio: none
+Format 264:
+Download Video Format: mp4
+Video Resolution: 176 x 1440
+Video Format: DASH video
+Audio: none
+Format 298:
+Download Video Format: mp4
+Video Resolution: 1280 x 720
+Video Frame Rate: 60 fps
+Video Format: DASH video H.264
+Audio: none
+Format 299:
+Download Video Format: mp4
+Video Resolution: 1920 x 1080
+Video Frame Rate: 60 fps
+Video Format: DASH video H.264
+Audio: none
+Format 266:
+Download Video Format: mp4
+Video Resolution: * x 2160
+Video Frame Rate: 60 fps
+Video Format: DASH video H.264
+Audio: none
+Dash MP4 Audio
+Format 139:
+Download Audio Format: m4a
+Audio: Stereo, 44.1 KHz 48 Kbps
+Audio Format: AAC [DASH audio]
+Video: none
+Format 140:
+Download Audio Format: m4a
+Audio: Stereo, 44.1 KHz 128 Kbps
+Audio Format: AAC [DASH audio]
+Video: none
+Format 141:
+Download Audio Format: m4a
+Audio: Stereo, 44.1 KHz 256 Kbps
+Audio Format: AAC [DASH audio]
+Video: none
+Dash WEBM Video
+Format 167:
+Download Video Format: webm
+Video Resolution: 640 x 360
+Video Format: VP8 DASH video
+Audio: none
+Format 168:
+Download Video Format: webm
+Video Resolution: 854 x 480
+Video Format: VP8 DASH video
+Audio: none
+Format 169:
+Download Video Format: webm
+Video Resolution: 1280 x 720
+Video Format: VP8 DASH video
+Audio: none
+Format 170:
+Download Video Format: webm
+Video Resolution: 1920 x 1080
+Video Format: VP8 DASH video
+Audio: none
+Format 218:
+Download Video Format: webm
+Video Resolution: 854 x 480
+Video Format: VP8 DASH video
+Audio: none
+Format 219:
+Download Video Format: webm
+Video Resolution: 854 x 480
+Video Format: VP8 DASH video
+Audio: none
+Format 219:
+Download Video Format: webm
+Video Resolution: * x 144
+Video Format: VP9 DASH video
+Audio: none
+Format 242:
+Download Video Format: webm
+Video Resolution: 320 x 240
+Video Format: VP8 DASH video
+Audio: none
+Format 243:
+Download Video Format: webm
+Video Resolution: 640 x 360
+Video Format: VP8 DASH video
+Audio: none
+Format 244:
+Download Video Format: webm
+Video Resolution: 854 x 480
+Video Format: VP8 DASH video
+Audio: none
+Format 245:
+Download Video Format: webm
+Video Resolution: 854 x 480
+Video Format: VP8 DASH video
+Audio: none
+Format 246:
+Download Video Format: webm
+Video Resolution: 854 x 480
+Video Format: VP8 DASH video
+Audio: none
+Format 247:
+Download Video Format: webm
+Video Resolution: 1280 x 720
+Video Format: VP8 DASH video
+Audio: none
+Format 248:
+Download Video Format: webm
+Video Resolution: 1920 x 1080
+Video Format: VP8 DASH video
+Audio: none
+Format 271:
+Download Video Format: webm
+Video Resolution: 176 x 1440
+Video Format: VP8 DASH video
+Audio: none
+Format 272:
+Download Video Format: webm
+Video Resolution: * x 2160
+Video Format: VP8 DASH video
+Audio: none
+Format 302:
+Download Video Format: webm
+Video Resolution: * x 2160
+Video Frame Rate: 60 fps
+Video Format: VP9 DASH video
+Audio: none
+Format 303:
+Download Video Format: webm
+Video Resolution: 1920 x 1080
+Video Frame Rate: 60 fps
+Video Format: VP9 DASH video
+Audio: none
+Format 308:
+Download Video Format: webm
+Video Resolution: 176 x 1440
+Video Frame Rate: 60 fps
+Video Format: VP9 DASH video
+Audio: none
+Format 313:
+Download Video Format: webm
+Video Resolution: * x 2160
+Video Frame Rate: 60 fps
+Video Format: VP9 DASH video
+Audio: none
+Format 315:
+Download Video Format: webm
+Video Resolution: * x 2160
+Video Frame Rate: 60 fps
+Video Format: VP9 DASH video
+Audio: none
+Dash WEBM Audio
+Format 171:
+Download Audio Format: webm
+Audio: Stereo, 44.1 KHz 128 Kbps
+Audio Format: AAC [DASH audio]
+Video: none
+Format 172:
+Download Audio Format: webm
+Audio: Stereo, 44.1 KHz 256 Kbps
+Audio Format: AAC [DASH audio]
+Video: none