[FFmpeg-devel] NC4600 camera code

[nicolas martin]

> On Sat, Dec 13, 2008 at 12:21:52PM -0500, nicolas martin wrote:
>>>> +int nc4600_ident_packet(unsigned char *p)
>>>> +{
>>>> +    int size=0;
>>>> +    uint32_t *q = (uint32_t*)p;
>>>> +    if (*q==0xA5010000) {
>>>> +        size = p[5] + p[6]*256;
>>>> +    }
>>>> +    return size;
>>>> +}
>>
>> Well I agree on that one, but how am I supposed to get the fifth and
>> sixth byte of the buffer if I don't know if it really is the good one
>> (depending on endians ...).
>> Should I take the result of AV_RL32 as granted as it will give the
>> bytes in the order I want them to be ?
>
> I don't understand what you are asking.
> The corrected version of above function would be e.g.
>> if (AV_RL32(p) != 0xA5010000) return 0;
>> return AV_RL16(p + 5);

Ok so I changed it at both places.

>>
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Nicolas