Добавляю на страницу два видео mp4 формата через html5 тег. Одно работает, а второе только звук.
Вот что выводит "exiftool" о видео которое работает:ExifTool Version Number : 10.60
File Name : 30210028_241808509697113_8583185536225640448_n.mp4
Directory : .
File Size : 3.5 MB
File Modification Date/Time : 2018:04:11 14:53:20+03:00
File Access Date/Time : 2018:04:19 11:35:17+03:00
File Inode Change Date/Time : 2018:04:11 14:53:20+03:00
File Permissions : rw-rw-r--
File Type : MP4
File Type Extension : mp4
MIME Type : video/mp4
Major Brand : MP4 Base Media v1 [IS0 14496-12:2003]
Minor Version : 0.2.0
Compatible Brands : isom, iso2, avc1, mp41
Movie Header Version : 0
Create Date : 0000:00:00 00:00:00
Modify Date : 0000:00:00 00:00:00
Time Scale : 1000
Duration : 0:00:35
Preferred Rate : 1
Preferred Volume : 100.00%
Preview Time : 0 s
Preview Duration : 0 s
Poster Time : 0 s
Selection Time : 0 s
Selection Duration : 0 s
Current Time : 0 s
Next Track ID : 3
Track Header Version : 0
Track Create Date : 0000:00:00 00:00:00
Track Modify Date : 0000:00:00 00:00:00
Track ID : 1
Track Duration : 0:00:35
Track Layer : 0
Track Volume : 0.00%
Image Width : 640
Image Height : 640
Graphics Mode : srcCopy
Op Color : 0 0 0
Compressor ID : avc1
Source Image Width : 640
Source Image Height : 640
X Resolution : 72
Y Resolution : 72
Bit Depth : 24
Video Frame Rate : 30
Matrix Structure : 1 0 0 0 1 0 0 0 1
Media Header Version : 0
Media Create Date : 0000:00:00 00:00:00
Media Modify Date : 0000:00:00 00:00:00
Media Time Scale : 44100
Media Duration : 0:00:35
Media Language Code : und
Handler Description : SoundHandler
Balance : 0
Audio Format : mp4a
Audio Channels : 2
Audio Bits Per Sample : 16
Audio Sample Rate : 44100
Handler Type : Metadata
Handler Vendor ID : Apple
Encoder : Lavf56.40.101
Movie Data Size : 3672686
Movie Data Offset : 39671
Avg Bitrate : 828 kbps
Image Size : 640x640
Megapixels : 0.410
Rotation : 0
А вот видео которое не работает:ExifTool Version Number : 10.60
File Name : htKQ9cJfMPLCdC-2NvkuXgrD5OoKd2P9.mp4
Directory : .
File Size : 39 MB
File Modification Date/Time : 2018:04:19 10:30:16+03:00
File Access Date/Time : 2018:04:19 10:31:11+03:00
File Inode Change Date/Time : 2018:04:19 10:30:16+03:00
File Permissions : rw-rw-r--
File Type : MP4
File Type Extension : mp4
MIME Type : video/mp4
Major Brand : MP4 Base Media v1 [IS0 14496-12:2003]
Minor Version : 0.2.0
Compatible Brands : isom, iso2, mp41
Movie Data Size : 40270259
Movie Data Offset : 44
Movie Header Version : 0
Create Date : 2018:02:13 14:43:38
Modify Date : 2018:02:13 14:43:38
Time Scale : 1000
Duration : 0:13:48
Preferred Rate : 1
Preferred Volume : 100.00%
Preview Time : 0 s
Preview Duration : 0 s
Poster Time : 0 s
Selection Time : 0 s
Selection Duration : 0 s
Current Time : 0 s
Next Track ID : 3
Track Header Version : 0
Track Create Date : 2018:02:13 14:43:38
Track Modify Date : 2018:02:13 14:43:38
Track ID : 1
Track Duration : 0:13:48
Track Layer : 0
Track Volume : 0.00%
Image Width : 640
Image Height : 368
Graphics Mode : srcCopy
Op Color : 0 0 0
Compressor ID : mp4v
Source Image Width : 640
Source Image Height : 368
X Resolution : 72
Y Resolution : 72
Bit Depth : 24
Video Frame Rate : 29.97
Matrix Structure : 1 0 0 0 1 0 0 0 1
Media Header Version : 0
Media Create Date : 2018:02:13 14:43:38
Media Modify Date : 2018:02:13 14:43:38
Media Time Scale : 44100
Media Duration : 0:13:48
Media Language Code : und
Handler Description : SoundHandler
Balance : 0
Audio Format : mp4a
Audio Channels : 2
Audio Bits Per Sample : 16
Audio Sample Rate : 44100
Handler Type : Metadata
Handler Vendor ID : Apple
Encoder : Lavf54.63.104
Avg Bitrate : 389 kbps
Image Size : 640x368
Megapixels : 0.236
Rotation : 0
Почему так и как исправить, подскажите, пожалуйста.