Hey,
> 2011/4/2 Mathieu Taillefumier<[email protected]>:
>> Hey,
>>
>> do you want some specific tests about the patch ?
> Well, basically feel free to test every function. I tested a couple of
> functions, but cannot test every function since my IBM T60 display's
> EDID doesn't comply with the standard.
>
> Find attached a little test program, which just test a subset of what
> I implemented in terms of data extraction. For lazyness' sake you'll
> have to pass it root windows and output ids. The instructions to do it
> are given as comments in the code.
sorry for the late answer. I have a bug in the xorg stack which means
that I can not obtain the edid information by either xrandr or your
code. I will have to investigate why.
Mathieu
>
> BR,
>
> Leif
>
> *snap*
> sorry, embedded patch was too long ;-)
>
>
> edid_test.c
>
>
> /*
> * Compile:
> * gcc edid_test.c `pkg-config --cflags --libs ecore-x` -o /tmp/edid-test
> */
>
> /*
> * Pass root window id and output id as parameters!
> *
> * root window id:
> * xwininfo -root | grep root | awk '{print $4}'
> *
> * output id:
> * Choose the corresponding identifier from the
> * output of the following command:
> * xrandr --verbose
> */
>
> #include<Ecore_X.h>
> #include<Eina.h>
> #include<stdio.h>
>
> int main(int argc, const char *argv[])
> {
> short version;
> unsigned char *edid;
> unsigned long edid_length;
> int i;
> Ecore_X_Window root = 0x157;
> Ecore_X_Randr_Output output = 0x52;
>
> if (argc == 3)
> {
> sscanf(argv[1], "%x",&root);
> sscanf(argv[2], "%x",&output);
> }
> else
> {
> printf("Usage: %s rootwindow-id output-id\n"
> "See source for details on how to obtain these values.\n",
> argv[0]);
>
> return -1;
> }
> ecore_x_init(":0.0");
> edid = ecore_x_randr_output_edid_get(root, output,&edid_length);
> ecore_x_shutdown();
>
> if (!edid)
> {
> printf("Could not get EDID information for root window %x, output
> %x.\n", root, output);
> return -1;
> }
>
> printf("EDID length: %ld\n", edid_length);
>
> if (edid_length< 128)
> {
> printf("Broken EDID information!\n");
> return -1;
> }
>
> printf("EDID:");
> for (i = 0; i< edid_length; i++)
> {
> if ((i % 16) == 0) printf("\n\t");
> printf("%02x", edid[i]);
> }
> printf("\n");
>
> printf("Has a valid header: %d\n",
> ecore_x_randr_edid_has_valid_header(edid, edid_length));
>
> printf("Manufacturer name: %s\n",
> ecore_x_randr_edid_manufacturer_name_get(edid, edid_length));
>
> printf("Display name: %s\n", ecore_x_randr_edid_display_name_get(edid,
> edid_length));
>
> printf("ASCII name: %s\n", ecore_x_randr_edid_display_ascii_get(edid,
> edid_length));
>
> version = ecore_x_randr_edid_version_get(edid, edid_length);
> printf("EDID version: %x.%x\n", (version>> 8), (version& 0x00ff));
>
> printf("Number of Extension blocks: %d\n", edid[126]);
>
> if (edid) free(edid);
>
> return 0;
> }
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