#ifdef HAVE_CONFIG_H # include "config.h" #endif #include #include #include #include #include #include #include static char *progname; static void _X_NORETURN _X_COLD PrintUsage(void) { fprintf(stderr, "Usage: %s [-display host:dpy] [-short] [-version]\n", progname); exit(0); } int main(int argc, char *argv[]) { Display *dpy; unsigned int ver, rev, eventB, reqB, errorB; int nscreens; char *disname = NULL; char shortmode = 0; progname = argv[0]; if ((argc > 4)) PrintUsage(); if (argc != 1) { for (int i = 1; i < argc; i++) { if (!strcmp(argv[i], "-display")) { if (++i >= argc) { fprintf (stderr, "%s: missing argument to -display\n", progname); PrintUsage(); } disname = argv[i]; } else if (!strcmp(argv[i], "-short")) shortmode = 1; else if (!strcmp(argv[i], "-version")) { printf("%s\n", PACKAGE_STRING); exit(0); } else { fprintf (stderr, "%s: unrecognized argument '%s'\n", progname, argv[i]); PrintUsage(); } } } if (!(dpy = XOpenDisplay(disname))) { fprintf(stderr, "%s: Unable to open display %s\n", progname, (disname != NULL) ? disname : XDisplayName(NULL)); exit(-1); } if (Success != XvQueryExtension(dpy, &ver, &rev, &reqB, &eventB, &errorB)) { fprintf(stderr, "%s: No X-Video Extension on %s\n", progname, (disname != NULL) ? disname : XDisplayName(NULL)); exit(0); } else { fprintf(stdout, "X-Video Extension version %i.%i\n", ver, rev); } nscreens = ScreenCount(dpy); for (int i = 0; i < nscreens; i++) { unsigned int nadaptors; XvAdaptorInfo *ainfo; fprintf(stdout, "screen #%i\n", i); if (Success != XvQueryAdaptors(dpy, RootWindow(dpy, i), &nadaptors, &ainfo)) { fprintf(stderr, "%s: Failed to query adaptors on display %s\n", progname, (disname != NULL) ? disname : XDisplayName(NULL)); exit(-1); } if (!nadaptors) { fprintf(stdout, " no adaptors present\n"); continue; } for (unsigned int j = 0; j < nadaptors; j++) { XvFormat *format; int nattr; XvAttribute *attributes; unsigned int nencode; XvEncodingInfo *encodings; fprintf(stdout, " Adaptor #%i: \"%s\"\n", j, ainfo[j].name); fprintf(stdout, " number of ports: %li\n", ainfo[j].num_ports); fprintf(stdout, " port base: %li\n", ainfo[j].base_id); fprintf(stdout, " operations supported: "); switch (ainfo[j].type & (XvInputMask | XvOutputMask)) { case XvInputMask: if (ainfo[j].type & XvVideoMask) fprintf(stdout, "PutVideo "); if (ainfo[j].type & XvStillMask) fprintf(stdout, "PutStill "); if (ainfo[j].type & XvImageMask) fprintf(stdout, "PutImage "); break; case XvOutputMask: if (ainfo[j].type & XvVideoMask) fprintf(stdout, "GetVideo "); if (ainfo[j].type & XvStillMask) fprintf(stdout, "GetStill "); break; default: fprintf(stdout, "none "); break; } fprintf(stdout, "\n"); format = ainfo[j].formats; if (!shortmode) { fprintf(stdout, " supported visuals:\n"); for (unsigned long k = 0; k < ainfo[j].num_formats; k++, format++) { fprintf(stdout, " depth %i, visualID 0x%2lx\n", format->depth, format->visual_id); } } attributes = XvQueryPortAttributes(dpy, ainfo[j].base_id, &nattr); if (attributes && nattr) { fprintf(stdout, " number of attributes: %i\n", nattr); for (int k = 0; k < nattr; k++) { fprintf(stdout, " \"%s\" (range %i to %i)\n", attributes[k].name, attributes[k].min_value, attributes[k].max_value); if (attributes[k].flags & XvSettable) { if (!shortmode) fprintf(stdout, " client settable attribute\n"); else fprintf(stdout, " settable"); } if (attributes[k].flags & XvGettable) { Atom the_atom; int value; if (!shortmode) fprintf(stdout, " client gettable attribute"); else fprintf(stdout, ", gettable"); the_atom = XInternAtom(dpy, attributes[k].name, True); if (the_atom != None) { if ((Success == XvGetPortAttribute(dpy, ainfo[j].base_id, the_atom, &value))) fprintf(stdout, " (current value is %i)", value); } fprintf(stdout, "\n"); } else if (shortmode) fprintf(stdout, "\n"); } XFree(attributes); } else { fprintf(stdout, " no port attributes defined\n"); } if (Success != XvQueryEncodings(dpy, ainfo[j].base_id, &nencode, &encodings)) { fprintf(stderr, "%s: Failed to query encodings on display %s\n", progname, (disname != NULL) ? disname : XDisplayName(NULL)); exit(-1); } if (encodings && nencode) { unsigned int ImageEncodings = 0; for (unsigned int n = 0; n < nencode; n++) { if (!strcmp(encodings[n].name, "XV_IMAGE")) ImageEncodings++; } if (nencode - ImageEncodings) { fprintf(stdout, " number of encodings: %i\n", nencode - ImageEncodings); for (unsigned int n = 0; n < nencode; n++) { if (strcmp(encodings[n].name, "XV_IMAGE")) { fprintf(stdout, " encoding ID #%li: \"%s\"\n", encodings[n].encoding_id, encodings[n].name); fprintf(stdout, " size: %li x %li\n", encodings[n].width, encodings[n].height); fprintf(stdout, " rate: %f\n", (double) encodings[n].rate.numerator / (double) encodings[n].rate.denominator); } } } if (ImageEncodings && (ainfo[j].type & XvImageMask)) { int numImages; XvImageFormatValues *formats; for (unsigned int n = 0; n < nencode; n++) { if (!strcmp(encodings[n].name, "XV_IMAGE")) { fprintf(stdout, " maximum XvImage size: %li x %li\n", encodings[n].width, encodings[n].height); break; } } formats = XvListImageFormats(dpy, ainfo[j].base_id, &numImages); fprintf(stdout, " Number of image formats: %i\n", numImages); for (int n = 0; n < numImages; n++) { char imageName[5]; snprintf(imageName, sizeof(imageName), "%c%c%c%c", formats[n].id & 0xff, (formats[n].id >> 8) & 0xff, (formats[n].id >> 16) & 0xff, (formats[n].id >> 24) & 0xff); fprintf(stdout, " id: 0x%x", formats[n].id); if (isprint(imageName[0]) && isprint(imageName[1]) && isprint(imageName[2]) && isprint(imageName[3])) { fprintf(stdout, " (%s)\n", imageName); } else { fprintf(stdout, "\n"); } if (!shortmode) { fprintf(stdout, " guid: "); fprintf(stdout, "%02x", (unsigned char) formats[n].guid[0]); fprintf(stdout, "%02x", (unsigned char) formats[n].guid[1]); fprintf(stdout, "%02x", (unsigned char) formats[n].guid[2]); fprintf(stdout, "%02x-", (unsigned char) formats[n].guid[3]); fprintf(stdout, "%02x", (unsigned char) formats[n].guid[4]); fprintf(stdout, "%02x-", (unsigned char) formats[n].guid[5]); fprintf(stdout, "%02x", (unsigned char) formats[n].guid[6]); fprintf(stdout, "%02x-", (unsigned char) formats[n].guid[7]); fprintf(stdout, "%02x", (unsigned char) formats[n].guid[8]); fprintf(stdout, "%02x-", (unsigned char) formats[n].guid[9]); fprintf(stdout, "%02x", (unsigned char) formats[n].guid[10]); fprintf(stdout, "%02x", (unsigned char) formats[n].guid[11]); fprintf(stdout, "%02x", (unsigned char) formats[n].guid[12]); fprintf(stdout, "%02x", (unsigned char) formats[n].guid[13]); fprintf(stdout, "%02x", (unsigned char) formats[n].guid[14]); fprintf(stdout, "%02x\n", (unsigned char) formats[n].guid[15]); fprintf(stdout, " bits per pixel: %i\n", formats[n].bits_per_pixel); fprintf(stdout, " number of planes: %i\n", formats[n].num_planes); fprintf(stdout, " type: %s (%s)\n", (formats[n].type == XvRGB) ? "RGB" : "YUV", (formats[n].format == XvPacked) ? "packed" : "planar"); if (formats[n].type == XvRGB) { fprintf(stdout, " depth: %i\n", formats[n].depth); fprintf(stdout, " red, green, blue masks: " "0x%x, 0x%x, 0x%x\n", formats[n].red_mask, formats[n].green_mask, formats[n].blue_mask); } else { } } } if (formats) XFree(formats); } XvFreeEncodingInfo(encodings); } } XvFreeAdaptorInfo(ainfo); } return 0; }