[M4IF Technotes] quick time

[Kumar, Gautam]

Dear Rob/members,
Sorry for sending it to M4IF.
but i got the reply from experts over here only :)
thanks very much to Magnus Hoem [magnus.hoem   popwire.com] who suggested me
to
to insert some keyframes in the stss-atom and it worked.
warm regards
Gautam
>-----Original Message-----
>From: Rob Koenen [mailto:rkoenen   intertrust.com]
>Sent: Friday, June 28, 2023 3:39 AM
>To: Kumar, Gautam; M4if
>Subject: RE: [M4IF Technotes] quick time
>
>
>Dear Gautam,
>
>This is not a question for the M4IF Technotes list, which
>is restricted to technical questions pertaining to MPEG-4.
>Let's keep it that way.
>
>Kind Regards,
>Rob
>
>(Yes, I know H.263 *can* be very close to MPEG-4 Simple 
>Visual and QT, depending on the version, *could* mean MP4)
>
>> -----Original Message-----
>> From: Kumar, Gautam [mailto:gautamkumar   ti.com]
>> Sent: Thursday, June 27, 2023 2:42
>> To: M4if
>> Subject: [M4IF Technotes] quick time
>> 
>> 
>> Hi,
>>    
>>    I am new to quicktime format.We are trying to
>> develop a software that will convert the h263
>> bitstream that our encoder produces to qt format so
>> that qt players can play it.The present software that
>> we have converts it to qt alright, but the image gets
>> distorted when we try to drag the cursor at the bottom
>> of the qt player.However I have seen qt films produced
>> by Adobe Premire(I+P they claim),which does not get
>> distorted even if we drag the cursor backward.How is
>> this possible using qt file format.
>> 
>> It will be great if someone can tell me how.All ideas
>> and suggestions are welcome.
>> 
>> Thanking you in advance.
>> 
>> Regards
>> Gautam
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>