On 03/10/2019 16.59, Hans Verkuil wrote:
> On 10/3/19 9:15 AM, Johan Korsnes wrote:
>> When logging the AVI InfoFrame, clearly indicate whether or not the
>> extended colorimetry attribute is active. This is only the case when
>> the AVI InfoFrame colorimetry attribute is set to extended. [0]
>>
>> [0] CTA-861-G section 6.4 page 57
>>
>> Signed-off-by: Johan Korsnes <jkorsnes@xxxxxxxxx>
>> ---
>> drivers/video/hdmi.c | 8 +++++++-
>> 1 file changed, 7 insertions(+), 1 deletion(-)
>>
>> diff --git a/drivers/video/hdmi.c b/drivers/video/hdmi.c
>> index f29db728ff29..a709e38a53ca 100644
>> --- a/drivers/video/hdmi.c
>> +++ b/drivers/video/hdmi.c
>> @@ -682,8 +682,14 @@ static void hdmi_avi_infoframe_log(const char *level,
>> hdmi_log(" active aspect: %s\n",
>> hdmi_active_aspect_get_name(frame->active_aspect));
>> hdmi_log(" itc: %s\n", frame->itc ? "IT Content" : "No Data");
>> - hdmi_log(" extended colorimetry: %s\n",
>> +
>> + if (frame->colorimetry == HDMI_COLORIMETRY_EXTENDED)
>> + hdmi_log(" extended colorimetry: %s\n",
>> hdmi_extended_colorimetry_get_name(frame->extended_colorimetry));
>> + else
>> + hdmi_log(" extended colorimetry: N/A (0x%x)\n",
>> + frame->extended_colorimetry);
>> +
>> hdmi_log(" quantization range: %s\n",
>> hdmi_quantization_range_get_name(frame->quantization_range));
>> hdmi_log(" nups: %s\n", hdmi_nups_get_name(frame->nups));
>>
>
> I just realized that there are more fields like that:
>
> content_type is only valid if itc == true
>
> quantization_range is only valid if colorspace is RGB
>
> ycc_quantization_range is only valid if colorspace is YCC
>
> Can you make a v2 where these fields are handled in the same way?
> That would really help reduce the confusion when logging the
> AVI InfoFrame.
I will make a v2 handling these cases as well; thanks for pointing it
out.
Best regards,
Johan
>
> Regards,
>
> Hans
>
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