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/*
* Copyright (c) 2006-2007 NVIDIA, Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
/*
* nv-control-gvi.c - NV-CONTROL client that demonstrates how to
* interact with the GVI capabilities on an X Server.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <X11/Xlib.h>
#include "NVCtrl.h"
#include "NVCtrlLib.h"
/* Used to stringify NV_CTRL_XXX #defines */
#define ADD_NVCTRL_CASE(FMT) \
case (FMT): \
return #FMT;
/*
* Decode provided signal format.
*/
static char *VideoFormatName(int value)
{
switch(value) {
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_NONE);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_487I_59_94_SMPTE259_NTSC);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_576I_50_00_SMPTE259_PAL);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_720P_59_94_SMPTE296);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_720P_60_00_SMPTE296);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_1035I_59_94_SMPTE260);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_1035I_60_00_SMPTE260);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_1080I_50_00_SMPTE295);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_1080I_50_00_SMPTE274);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_1080I_59_94_SMPTE274);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_1080I_60_00_SMPTE274);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_1080P_23_976_SMPTE274);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_1080P_24_00_SMPTE274);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_1080P_25_00_SMPTE274);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_1080P_29_97_SMPTE274);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_1080P_30_00_SMPTE274);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_720P_50_00_SMPTE296);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_1080I_48_00_SMPTE274);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_1080I_47_96_SMPTE274);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_720P_30_00_SMPTE296);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_720P_29_97_SMPTE296);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_720P_25_00_SMPTE296);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_720P_24_00_SMPTE296);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_720P_23_98_SMPTE296);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_1080PSF_25_00_SMPTE274);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_1080PSF_29_97_SMPTE274);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_1080PSF_30_00_SMPTE274);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_1080PSF_24_00_SMPTE274);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_1080PSF_23_98_SMPTE274);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_2048P_30_00_SMPTE372);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_2048P_29_97_SMPTE372);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_2048I_60_00_SMPTE372);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_2048I_59_94_SMPTE372);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_2048P_25_00_SMPTE372);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_2048I_50_00_SMPTE372);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_2048P_24_00_SMPTE372);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_2048P_23_98_SMPTE372);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_2048I_48_00_SMPTE372);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_2048I_47_96_SMPTE372);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_1080P_50_00_3G_LEVEL_A_SMPTE274);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_1080P_59_94_3G_LEVEL_A_SMPTE274);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_1080P_60_00_3G_LEVEL_A_SMPTE274);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_1080P_60_00_3G_LEVEL_B_SMPTE274);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_1080I_60_00_3G_LEVEL_B_SMPTE274);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_2048I_60_00_3G_LEVEL_B_SMPTE372);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_1080P_50_00_3G_LEVEL_B_SMPTE274);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_1080I_50_00_3G_LEVEL_B_SMPTE274);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_2048I_50_00_3G_LEVEL_B_SMPTE372);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_1080P_30_00_3G_LEVEL_B_SMPTE274);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_2048P_30_00_3G_LEVEL_B_SMPTE372);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_1080P_25_00_3G_LEVEL_B_SMPTE274);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_2048P_25_00_3G_LEVEL_B_SMPTE372);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_1080P_24_00_3G_LEVEL_B_SMPTE274);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_2048P_24_00_3G_LEVEL_B_SMPTE372);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_1080I_48_00_3G_LEVEL_B_SMPTE274);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_2048I_48_00_3G_LEVEL_B_SMPTE372);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_1080P_59_94_3G_LEVEL_B_SMPTE274);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_1080I_59_94_3G_LEVEL_B_SMPTE274);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_2048I_59_94_3G_LEVEL_B_SMPTE372);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_1080P_29_97_3G_LEVEL_B_SMPTE274);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_2048P_29_97_3G_LEVEL_B_SMPTE372);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_1080P_23_98_3G_LEVEL_B_SMPTE274);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_2048P_23_98_3G_LEVEL_B_SMPTE372);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_1080I_47_96_3G_LEVEL_B_SMPTE274);
ADD_NVCTRL_CASE(NV_CTRL_GVIO_VIDEO_FORMAT_2048I_47_96_3G_LEVEL_B_SMPTE372);
default:
return "Invalid Value";
}
}
static const char *SamplingName(int value)
{
switch (value) {
default:
ADD_NVCTRL_CASE(NV_CTRL_GVI_COMPONENT_SAMPLING_UNKNOWN);
ADD_NVCTRL_CASE(NV_CTRL_GVI_COMPONENT_SAMPLING_4444);
ADD_NVCTRL_CASE(NV_CTRL_GVI_COMPONENT_SAMPLING_4224);
ADD_NVCTRL_CASE(NV_CTRL_GVI_COMPONENT_SAMPLING_444);
ADD_NVCTRL_CASE(NV_CTRL_GVI_COMPONENT_SAMPLING_422);
ADD_NVCTRL_CASE(NV_CTRL_GVI_COMPONENT_SAMPLING_420);
return "Invalid Value";
}
}
static const char *BPCName(int value)
{
switch (value) {
ADD_NVCTRL_CASE(NV_CTRL_GVI_BITS_PER_COMPONENT_UNKNOWN);
ADD_NVCTRL_CASE(NV_CTRL_GVI_BITS_PER_COMPONENT_8);
ADD_NVCTRL_CASE(NV_CTRL_GVI_BITS_PER_COMPONENT_10);
ADD_NVCTRL_CASE(NV_CTRL_GVI_BITS_PER_COMPONENT_12);
default:
return "Invalid Value";
}
}
/*
* do_help()
*
* Prints some help on how to use this app.
*
*/
static void do_help(void)
{
printf("usage:\n");
printf("-q: query system GVI information.\n");
printf("-c <TOPOLOGY>: configure default GVI system topology.\n");
printf("-g #: Operate on specific GVI device.\n");
printf("-l: List GVI configuration space.\n");
printf("\n");
} /* do_help()*/
/*
* do_query()
*
* Prints information for all GVI devices found on
* the given X server.
*
*/
static void do_query(Display *dpy, int use_gvi)
{
Bool ret;
int num_gvi;
int gvi;
int last_gvi;
int value;
int num_jacks;
int jack;
int max_channels_per_jack;
int channel;
char *pOut;
/* Query the number of GVI devices on the server */
ret = XNVCTRLQueryTargetCount(dpy, NV_CTRL_TARGET_TYPE_GVI,
&num_gvi);
if (!ret) {
printf("Failed to query number of GVI devices!\n");
return;
}
printf("Found %d GVI device(s) on server.\n", num_gvi);
if ( !num_gvi ) {
return;
}
if (use_gvi >= 0 && use_gvi < num_gvi) {
/* Only display information about 1 GVI device/ */
printf("Querying GVI device %d...\n", use_gvi);
gvi = use_gvi;
last_gvi = use_gvi;
} else {
/* Display all GVI devices */
printf("Querying all GVI devices...\n");
gvi = 0;
last_gvi = num_gvi-1;
}
/* Display information about the GVI(s) */
for (; gvi <= last_gvi; gvi++) {
printf("\n");
printf("- GVI Board %d :\n", gvi);
ret = XNVCTRLQueryTargetStringAttribute(dpy,
NV_CTRL_TARGET_TYPE_GVI,
gvi, // target_id
0, // display_mask
NV_CTRL_STRING_GVIO_FIRMWARE_VERSION,
&pOut);
if (!ret) {
printf(" - Failed to query firmware version of GVI %d.\n", gvi);
continue;
}
printf(" - Firmware Version: %s\n", pOut);
XFree(pOut);
pOut = NULL;
ret = XNVCTRLQueryTargetAttribute(dpy,
NV_CTRL_TARGET_TYPE_GVI,
gvi, // target_id
0, // display_mask
NV_CTRL_GVI_GLOBAL_IDENTIFIER,
&value);
if (!ret) {
printf(" - Failed to query global ID of GVI %d.\n", gvi);
continue;
}
printf(" - Global ID: %d\n", value);
ret = XNVCTRLQueryTargetAttribute(dpy,
NV_CTRL_TARGET_TYPE_GVI,
gvi, // target_id
0, // display_mask
NV_CTRL_GVI_NUM_CAPTURE_SURFACES,
&value);
if (!ret) {
printf(" - Failed to number of capture surfaces of GVI %d.\n", gvi);
continue;
}
printf(" - Number of capture surfaces: %d\n", value);
ret = XNVCTRLQueryTargetAttribute(dpy,
NV_CTRL_TARGET_TYPE_GVI,
gvi, // target_id
0, // display_mask
NV_CTRL_GVIO_REQUESTED_VIDEO_FORMAT,
&value);
if (!ret) {
printf(" - Failed to query requested video format on "
"GVI %d.\n", gvi);
continue;
}
printf(" - Requested video format: %d (%s)\n", value,
VideoFormatName(value));
ret = XNVCTRLQueryTargetAttribute(dpy,
NV_CTRL_TARGET_TYPE_GVI,
gvi, // target_id
0, // display_mask
NV_CTRL_GVI_MAX_STREAMS,
&value);
if (!ret) {
printf(" - Failed to query max number of streams on "
"GVI %d.\n", gvi);
continue;
}
printf(" - Max number of configurable streams: %d\n", value);
ret = XNVCTRLQueryTargetAttribute(dpy,
NV_CTRL_TARGET_TYPE_GVI,
gvi, // target_id
0, // display_mask
NV_CTRL_GVI_MAX_LINKS_PER_STREAM,
&value);
if (!ret) {
printf(" - Failed to query max number of links per stream on "
"GVI %d.\n", gvi);
continue;
}
printf(" - Max number of links per stream: %d\n", value);
ret = XNVCTRLQueryTargetAttribute(dpy,
NV_CTRL_TARGET_TYPE_GVI,
gvi, // target_id
0, // display_mask
NV_CTRL_GVI_NUM_JACKS,
&num_jacks);
if (!ret) {
printf(" - Failed to query number of input jacks on GVI "
"%d.\n", gvi);
continue;
}
printf(" - Number of input jacks on device: %d\n", num_jacks);
ret = XNVCTRLQueryTargetAttribute(dpy,
NV_CTRL_TARGET_TYPE_GVI,
gvi, // target_id
0, // display_mask
NV_CTRL_GVI_MAX_CHANNELS_PER_JACK,
&max_channels_per_jack);
if (!ret) {
printf(" - Failed to query maximum number of channels per "
"jack on GVI %d.\n", gvi);
continue;
}
printf(" - Maximum number of channels per jack on device: %d\n",
max_channels_per_jack);
/* Display per-jack/channel information */
for (jack = 0; jack < num_jacks; jack++) {
printf(" - Jack %d\n", jack);
for (channel = 0; channel < max_channels_per_jack; channel++) {
unsigned int link_definition = ((channel & 0xFFFF)<<16);
printf(" - Channel %d\n", channel);
link_definition |= (jack & 0xFFFF);
ret = XNVCTRLQueryTargetAttribute(dpy,
NV_CTRL_TARGET_TYPE_GVI,
gvi, // target_id
link_definition, // display_mask
NV_CTRL_GVIO_DETECTED_VIDEO_FORMAT,
&value);
if (!ret) {
printf(" - Failed to query detected video format "
"on jack %d, channel %d of GVI %d.\n",
jack, channel, gvi);
continue;
}
printf(" - Detected Video Format: %d (%s)\n", value,
VideoFormatName(value)
);
ret = XNVCTRLQueryTargetAttribute(dpy,
NV_CTRL_TARGET_TYPE_GVI,
gvi, // target_id
link_definition, // display_mask
NV_CTRL_GVI_DETECTED_CHANNEL_SMPTE352_IDENTIFIER,
&value);
if (!ret) {
printf(" - Failed to query detected SMPTE352 "
"Identifier on jack %d, channel %d of GVI %d.\n",
jack, channel, gvi);
continue;
}
printf(" - Detected SMPTE352 Identifier: 0x%08x\n",
value);
ret = XNVCTRLQueryTargetAttribute(dpy,
NV_CTRL_TARGET_TYPE_GVI,
gvi, // target_id
link_definition, // display_mask
NV_CTRL_GVI_DETECTED_CHANNEL_BITS_PER_COMPONENT,
&value);
if (!ret) {
printf(" - Failed to query detected bits per "
"component on jack %d, channel %d of GVI %d.\n",
jack, channel, gvi);
continue;
}
printf(" - Detected bits per component: ");
switch (value) {
case NV_CTRL_GVI_BITS_PER_COMPONENT_8: printf("8"); break;
case NV_CTRL_GVI_BITS_PER_COMPONENT_10: printf("10"); break;
case NV_CTRL_GVI_BITS_PER_COMPONENT_12: printf("12"); break;
case NV_CTRL_GVI_BITS_PER_COMPONENT_UNKNOWN: /* Fall Through */
default:
printf("Unknown");
break;
}
printf("\n");
ret = XNVCTRLQueryTargetAttribute(dpy,
NV_CTRL_TARGET_TYPE_GVI,
gvi, // target_id
link_definition, // display_mask
NV_CTRL_GVI_DETECTED_CHANNEL_COMPONENT_SAMPLING,
&value);
if (!ret) {
printf(" - Failed to query detected component "
"sampling on jack %d, channel %d of GVI %d.\n",
jack, channel, gvi);
continue;
}
printf(" - Detected component sampling: ");
switch (value) {
case NV_CTRL_GVI_COMPONENT_SAMPLING_4444: printf("4:4:4:4"); break;
case NV_CTRL_GVI_COMPONENT_SAMPLING_4224: printf("4:2:2:4"); break;
case NV_CTRL_GVI_COMPONENT_SAMPLING_444: printf("4:4:4"); break;
case NV_CTRL_GVI_COMPONENT_SAMPLING_422: printf("4:2:2"); break;
case NV_CTRL_GVI_COMPONENT_SAMPLING_420: printf("4:2:0"); break;
case NV_CTRL_GVI_COMPONENT_SAMPLING_UNKNOWN: /* Fall Through */
default:
printf("Unknown");
break;
}
printf("\n");
ret = XNVCTRLQueryTargetAttribute(dpy,
NV_CTRL_TARGET_TYPE_GVI,
gvi, // target_id
link_definition, // display_mask
NV_CTRL_GVI_DETECTED_CHANNEL_COLOR_SPACE,
&value);
if (!ret) {
printf(" - Failed to query detected color space on "
"jack %d, channel %d of GVI %d.\n",
jack, channel, gvi);
continue;
}
printf(" - Detected color space: ");
switch (value) {
case NV_CTRL_GVI_COLOR_SPACE_GBR: printf("GBR"); break;
case NV_CTRL_GVI_COLOR_SPACE_GBRA: printf("GBRA"); break;
case NV_CTRL_GVI_COLOR_SPACE_GBRD: printf("GBRD"); break;
case NV_CTRL_GVI_COLOR_SPACE_YCBCR: printf("YCbCr"); break;
case NV_CTRL_GVI_COLOR_SPACE_YCBCRA: printf("YCbCrA"); break;
case NV_CTRL_GVI_COLOR_SPACE_YCBCRD: printf("YCbCrD"); break;
case NV_CTRL_GVI_COLOR_SPACE_UNKNOWN: /* Fall Through */
default:
printf("Unknown");
break;
}
printf("\n");
ret = XNVCTRLQueryTargetAttribute(dpy,
NV_CTRL_TARGET_TYPE_GVI,
gvi, // target_id
link_definition, // display_mask
NV_CTRL_GVI_DETECTED_CHANNEL_LINK_ID,
&value);
if (!ret) {
printf(" - Failed to query detected link ID on "
"jack %d, channel %d of GVI %d.\n",
jack, channel, gvi);
continue;
}
printf(" - Detected Link ID: Link %d", value);
if (value == NV_CTRL_GVI_LINK_ID_UNKNOWN) {
printf(" (Unknown)");
} else if (value < 26) {
printf(" (Link%c)", (int)('A')+value);
}
printf("\n");
} /* Done querying per-channel information */
} /* Done querying per-jack information */
/* Query stream (link to jack+channel) topology */
ret = XNVCTRLStringOperation(dpy,
NV_CTRL_TARGET_TYPE_GVI,
gvi, // target_id
0, // display_mask
NV_CTRL_STRING_OPERATION_GVI_CONFIGURE_STREAMS,
NULL, // pIn
&pOut);
if (!ret || !pOut) {
printf(" - Failed to query stream topology configuration of "
"GVI %d.\n", gvi);
continue;
}
printf(" - Topology:\n");
printf("\n %s\n\n", pOut ? pOut : "No streams are configured.");
/* Query per-stream settings */
if (pOut) {
char *str = pOut;
int i = 0;
while ( (str = strstr(str, "stream=")) )
{
printf(" - Stream %d\n", i);
ret = XNVCTRLQueryTargetAttribute(dpy,
NV_CTRL_TARGET_TYPE_GVI,
gvi, // target_id
i, // display_mask (stream #)
NV_CTRL_GVI_REQUESTED_STREAM_BITS_PER_COMPONENT,
&value);
if (!ret) {
printf(" - Failed to query requested stream bits per component "
"for stream %d of GVI %d.\n",
i, gvi);
continue;
}
printf(" - Requested bits per component: %d (%s)\n", value,
BPCName(value));
ret = XNVCTRLQueryTargetAttribute(dpy,
NV_CTRL_TARGET_TYPE_GVI,
gvi, // target_id
i, // display_mask (stream #)
NV_CTRL_GVI_REQUESTED_STREAM_COMPONENT_SAMPLING,
&value);
if (!ret) {
printf(" - Failed to query requested stream component sampling "
"for stream %d of GVI %d.\n",
i, gvi);
continue;
}
printf(" - Requested component sampling: %d (%s)\n", value,
SamplingName(value));
ret = XNVCTRLQueryTargetAttribute(dpy,
NV_CTRL_TARGET_TYPE_GVI,
gvi, // target_id
i, // display_mask (stream #)
NV_CTRL_GVI_REQUESTED_STREAM_CHROMA_EXPAND,
&value);
if (!ret) {
printf(" - Failed to query requested stream chroma expand "
"for stream %d of GVI %d.\n",
i, gvi);
continue;
}
printf(" - Requested chroma expand: %s\n",
value ? "Enabled" : "Disabled");
i++;
str++;
}
}
XFree(pOut);
pOut = NULL;
} /* Done Querying information about GVI devices */
} /* do_query() */
static unsigned int firstbit (unsigned int mask)
{
return mask ^ ((mask - 1) & mask);
}
// List the configuration space of the GVI device.
static void do_listconfig(Display *dpy, int gvi)
{
NVCTRLAttributeValidValuesRec values;
unsigned int fmts[3];
int i;
char *pOut = NULL;
Bool ret;
// Assume GVI device has been configured already.
if (gvi < 0) {
gvi = 0;
}
printf("Querying Valid Configuring Space of GVI device %d:\n\n", gvi);
/* Query stream (link to jack+channel) topology */
ret = XNVCTRLStringOperation(dpy,
NV_CTRL_TARGET_TYPE_GVI,
gvi, // target_id
0, // display_mask
NV_CTRL_STRING_OPERATION_GVI_CONFIGURE_STREAMS,
NULL, // pIn
&pOut);
if (!ret || !pOut) {
printf(" - Failed to query stream topology configuration of "
"GVI %d.\n", gvi);
return;
}
printf("- Current Topology:\n\n");
printf(" %s\n\n", pOut ? pOut : "No streams are configured.");
XFree(pOut);
pOut = NULL;
ret = XNVCTRLQueryValidTargetAttributeValues(dpy,
NV_CTRL_TARGET_TYPE_GVI,
gvi,
0, // display_mask
NV_CTRL_GVIO_REQUESTED_VIDEO_FORMAT,
&values);
if (!ret) {
printf("- Failed to query valid video format values(1) of "
"GVI %d.\n", gvi);
return;
}
fmts[0] = values.u.bits.ints;
ret = XNVCTRLQueryValidTargetAttributeValues(dpy,
NV_CTRL_TARGET_TYPE_GVI,
gvi,
0, // display_mask
NV_CTRL_GVIO_REQUESTED_VIDEO_FORMAT2,
&values);
if (!ret) {
printf("- Failed to query valid video format values(2) of "
"GVI %d.\n", gvi);
return;
}
fmts[1] = values.u.bits.ints;
ret = XNVCTRLQueryValidTargetAttributeValues(dpy,
NV_CTRL_TARGET_TYPE_GVI,
gvi,
0, // display_mask
NV_CTRL_GVIO_REQUESTED_VIDEO_FORMAT3,
&values);
if (!ret) {
printf("- Failed to query valid video format values(3) of "
"GVI %d.\n", gvi);
return;
}
fmts[2] = values.u.bits.ints;
printf("- Valid Formats (NV_CTRL_GVIO_REQUESTED_VIDEO_FORMAT): %08x\n", fmts[0]);
printf("- Valid Formats (NV_CTRL_GVIO_REQUESTED_VIDEO_FORMAT2): %08x\n", fmts[1]);
printf("- Valid Formats (NV_CTRL_GVIO_REQUESTED_VIDEO_FORMAT3): %08x\n", fmts[2]);
printf("\n");
for (i = 0; i < 3; i++) {
unsigned int fmt_list = fmts[i];
unsigned int fmt_bit;
unsigned int fmt;
unsigned int fmt_flags;
unsigned int bpcs;
unsigned int bpc_bit;
unsigned int bpc;
unsigned int samplings;
unsigned int smp_bit;
unsigned int sampling;
while (fmt_list) {
fmt_bit = firstbit(fmt_list);
fmt_list &= (~fmt_bit);
fmt = ffs(fmt_bit) - 1 + (32*i);
printf("\n%s", VideoFormatName(fmt));
ret = XNVCTRLQueryTargetAttribute(dpy,
NV_CTRL_TARGET_TYPE_GVI,
gvi,
fmt, // display_mask
NV_CTRL_GVIO_VIDEO_FORMAT_FLAGS,
(int *)&fmt_flags);
if (!ret) {
printf(" - Failed to query flag bits for video format for "
"GVI %d.\n", gvi);
} else if (fmt_flags == NV_CTRL_GVIO_VIDEO_FORMAT_FLAGS_NONE) {
printf(" (No flags set): \n");
} else {
printf(" (Flags:");
printf("%c", (fmt_flags & NV_CTRL_GVIO_VIDEO_FORMAT_FLAGS_INTERLACED) ? 'I' : '_');
printf("%c", (fmt_flags & NV_CTRL_GVIO_VIDEO_FORMAT_FLAGS_PROGRESSIVE) ? 'P' : '_');
printf("%c", (fmt_flags & NV_CTRL_GVIO_VIDEO_FORMAT_FLAGS_PSF) ? 'F' : '_');
printf("%c", (fmt_flags & NV_CTRL_GVIO_VIDEO_FORMAT_FLAGS_3G_LEVEL_A) ? 'A' : '_');
printf("%c", (fmt_flags & NV_CTRL_GVIO_VIDEO_FORMAT_FLAGS_3G_LEVEL_B) ? 'B' : '_');
printf("%c", (fmt_flags & NV_CTRL_GVIO_VIDEO_FORMAT_FLAGS_3G_1080P_NO_12BPC) ? 'N' : '_');
printf("):\n");
}
// Set the video format
XNVCTRLSetTargetAttribute(dpy,
NV_CTRL_TARGET_TYPE_GVI,
gvi,
0, // display_mask
NV_CTRL_GVIO_REQUESTED_VIDEO_FORMAT,
fmt);
// Get all bits per component (on first jack/channel)
ret = XNVCTRLQueryValidTargetAttributeValues(dpy,
NV_CTRL_TARGET_TYPE_GVI,
gvi,
0, // jack 0, channel 0
NV_CTRL_GVI_REQUESTED_STREAM_BITS_PER_COMPONENT,
&values);
if (!ret) {
printf(" - Failed to query valid bits per component "
"of GVI %d.\n", gvi);
continue;
}
bpcs = values.u.bits.ints;
while (bpcs) {
bpc_bit = firstbit(bpcs);
bpcs &= (~bpc_bit);
bpc = ffs(bpc_bit) -1;
printf(" %s:\n", BPCName(bpc));
// Set the bits per component
XNVCTRLSetTargetAttribute(dpy,
NV_CTRL_TARGET_TYPE_GVI,
gvi,
0, // jack 0, channel 0
NV_CTRL_GVI_REQUESTED_STREAM_BITS_PER_COMPONENT,
bpc);
// Get all component samplings (on first jack/channel)
ret = XNVCTRLQueryValidTargetAttributeValues(dpy,
NV_CTRL_TARGET_TYPE_GVI,
gvi,
0, // display_mask
NV_CTRL_GVI_REQUESTED_STREAM_COMPONENT_SAMPLING,
&values);
if (!ret) {
printf(" - Failed to query valid component sampling "
"values of GVI %d.\n", gvi);
continue;
}
samplings = values.u.bits.ints;
while (samplings) {
smp_bit = firstbit(samplings);
samplings &= (~smp_bit);
sampling = ffs(smp_bit) -1;
printf(" %s\n", SamplingName(sampling));
} // All component samplings
} // Add BPC
} // All formats
} // All format lists
} /* do_listconfig() */
static void do_configure(Display *dpy, int use_gvi, char *pIn)
{
Bool ret;
char *pOut = NULL;
if (use_gvi < 0) {
use_gvi = 0;
}
printf("Configuring GVI device %d:\n\n", use_gvi);
printf("Setting ");
if (!pIn) {
pIn = "stream=0, link0=jack0.0; "
"stream=1, link0=jack1.0; "
"stream=2, link0=jack2.0; "
"stream=3, link0=jack3.0";
printf("default");
} else {
printf("custom");
}
printf(" configuration:\n\n");
printf(" \"%s\"\n\n", pIn);
ret = XNVCTRLStringOperation(dpy,
NV_CTRL_TARGET_TYPE_GVI,
use_gvi, // target_id
0, // display_mask
NV_CTRL_STRING_OPERATION_GVI_CONFIGURE_STREAMS,
pIn,
&pOut);
if (!ret || !pOut) {
printf(" - Failed to configure stream topology of GVI %d.\n",
use_gvi);
return;
}
printf("Topology:\n\n");
printf(" %s\n\n", pOut ? pOut : "No streams are configured.");
XFree(pOut);
pOut = NULL;
}
int main(int argc, char *argv[])
{
Display *dpy;
Bool ret;
int major, minor;
int use_gvi = -1;
int i;
char *topology_str = NULL;
/*
* Open a display connection, and make sure the NV-CONTROL X
* extension is present on the screen we want to use.
*/
dpy = XOpenDisplay(NULL);
if (!dpy) {
printf("Cannot open display '%s'.\n", XDisplayName(NULL));
return 1;
}
/* Query the NV-CONTROL version */
ret = XNVCTRLQueryVersion(dpy, &major, &minor);
if (ret != True) {
printf("The NV-CONTROL X extension does not exist on '%s'.\n",
XDisplayName(NULL));
return 1;
}
/* Print some information */
printf("Using NV-CONTROL extension %d.%d on %s\n\n",
major, minor, XDisplayName(NULL));
/* See if user wants a specific GVI device */
for (i = 0; i < argc; i++) {
if ((strcmp(argv[i], "-g") == 0) && ((i+1) < argc)) {
use_gvi = strtol(argv[i+1], NULL, 10);
}
if ((strcmp(argv[i], "-c") == 0) && ((i+1) < argc)) {
topology_str = argv[i+1];
}
}
/* Do what the user wants */
ret = 0;
for (i = 0; i < argc; i++) {
if (strcmp(argv[i], "-q") == 0) {
do_query(dpy, use_gvi);
ret = 1;
break;
} else if (strcmp(argv[i], "-c") == 0) {
do_configure(dpy, use_gvi, topology_str);
ret = 1;
break;
} else if (strcmp(argv[i], "-l") == 0) {
do_listconfig(dpy, use_gvi);
ret = 1;
}
}
if (!ret) {
do_help();
}
return 0;
}
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