more info below...
Stephen Berry wrote:
> Vladimir Pantelic wrote:
>
>> Stephen Berry wrote:
>>
>>> I'm having some trouble trying to increase the quality of the video
>>> on my dm355 design. In particular I am trying to manipulate the initQ
>>> parameter in IMP4ENC_Params structure, along with some others.
>>>
>>> /******************************************************************************
>>>
>>> * videoEncodeAlgCreate
>>>
>>> ******************************************************************************/
>>>
>>> static int videoEncodeAlgCreate(Engine_Handle hEngine,
>>> VIDENC1_Handle *hEncodePtr,
>>> VideoEncoder videoEncoder,
>>> int width, int height, int bitrate)
>>> {
>>> VIDENC1_DynamicParams dynamicParams;
>>> VIDENC1_Status encStatus;
>>> VIDENC1_Params params;
>>> IMP4VENC_Params ext_params;
>>> XDAS_Int32 status;
>>> // IVIDENC1 status;
>>> char *algName;
>>> VIDENC1_Handle hEncode;
>>> IALG_Fxns *ividEncfxns;
>>>
>>> algName = videoEncodeAlgNames[videoEncoder];
>>>
>>> params.size = sizeof(VIDENC1_Params);
>>> params.encodingPreset = XDM_DEFAULT;
>>> ...
>>>
>> ...
>>
>>> // Set the create time extended parameters
>>>
>>> // These parameters are for the highest quality picture...
>>> ext_params.videncParams = params;
>>>
>> you copy the standard params here, but you do not update the size, no?
>>
>> you need to do:
>>
>> ext_params.videncParams.size = sizeof(IMP4VENC_Params);
>>
>>
>>
> why would I need to change the size to a different structure type?
>
> I double checked the example and this was in there, I just missed it.
> I'll give it a try and see what happens... thanks!
I made this change, and the code still SEGFAULTS in the control call. If
I return after the creation of the encoder (using the theory that it is
already setup correctly) then the code faults in the first call to process.
Steve
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