>
>
>
> > So, how to reassemble the raw packet data back to a new MP4 file?
>
> That's not possible in general, because your raw packets do not
> contain sufficient information to create an MP4 file.
>
> I suggest that you explain why you are actually doing all of that.
> What is the purpose, what do you want to achieve actually, on a
> higher level? There's probable a *much* easier way than trying
> to dissect the video on the packet level.
>
>
> Thank you. I have the other information from the different boxes of the
MP4 file,
but I just don't know how to use them together with the raw packets to
reassemble
a new valid MP4 file.
The stream is in MPEG4 format, based on the ffprobe result:
"streams": [
{
"index": 0,
"codec_name": "mpeg4",
"codec_long_name": "MPEG-4 part 2",
"profile": "Simple Profile",
"codec_type": "video",
"codec_tag_string": "mp4v",
"codec_tag": "0x7634706d",
"width": 352,
"height": 288,
"coded_width": 352,
"coded_height": 288,
"closed_captions": 0,
"film_grain": 0,
"has_b_frames": 0,
"sample_aspect_ratio": "1:1",
"display_aspect_ratio": "11:9",
"pix_fmt": "yuv420p",
"level": 1,
"chroma_location": "left",
"refs": 1,
"quarter_sample": "false",
"divx_packed": "false",
"id": "0x1",
"r_frame_rate": "25/1",
"avg_frame_rate": "251/10",
"time_base": "1/12800",
"start_pts": 0,
"start_time": "0.000000",
"duration_ts": 128000,
"duration": "10.000000",
"bit_rate": "544953",
"nb_frames": "251",
"nb_read_packets": "251",
"extradata_size": 46,
"disposition": {
"default": 1,
"dub": 0,
"original": 0,
"comment": 0,
"lyrics": 0,
"karaoke": 0,
"forced": 0,
"hearing_impaired": 0,
"visual_impaired": 0,
"clean_effects": 0,
"attached_pic": 0,
"timed_thumbnails": 0,
"non_diegetic": 0,
"captions": 0,
"descriptions": 0,
"metadata": 0,
"dependent": 0,
"still_image": 0
},
"tags": {
"language": "und",
"handler_name": "VideoHandler",
"vendor_id": "[0][0][0][0]"
}
},
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