diff options
Diffstat (limited to 'xvinfo.c')
| -rw-r--r-- | xvinfo.c | 266 |
1 files changed, 266 insertions, 0 deletions
diff --git a/xvinfo.c b/xvinfo.c new file mode 100644 index 0000000..77e9eff --- /dev/null +++ b/xvinfo.c @@ -0,0 +1,266 @@ +/* $XFree86: xc/programs/xvinfo/xvinfo.c,v 1.8 2002/01/22 23:05:43 mvojkovi Exp $ */ + +#include <X11/X.h> +#include <X11/Xlib.h> +#include <X11/extensions/Xvlib.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <ctype.h> + +static void +PrintUsage(void) +{ + fprintf(stderr, "Usage: xvinfo [-display host:dpy]\n"); + exit(0); +} + +int main(int argc, char *argv[]) +{ + Display *dpy; + unsigned int ver, rev, eventB, reqB, errorB; + int i, j, k, n; + unsigned int nencode, nadaptors; + int nscreens, nattr, numImages; + XvAdaptorInfo *ainfo; + XvAttribute *attributes; + XvEncodingInfo *encodings; + XvFormat *format; + XvImageFormatValues *formats; + char * disname = NULL; + + if((argc != 1) && (argc != 3)) + PrintUsage(); + + if(argc != 1) { + if(strcmp(argv[1], "-display")) + PrintUsage(); + disname = argv[2]; + } + + + if(!(dpy = XOpenDisplay(disname))) + { + fprintf(stderr, "xvinfo: Unable to open display %s\n", + (disname != NULL) ? disname : XDisplayName(NULL)); + exit(-1); + } + + if((Success != XvQueryExtension(dpy, &ver, &rev, &reqB, &eventB, &errorB))) + { + fprintf(stderr, "xvinfo: No X-Video Extension on %s\n", + (disname != NULL) ? disname : XDisplayName(NULL)); + exit(0); + } + else + { + fprintf(stdout, "X-Video Extension version %i.%i\n", ver, rev); + } + + nscreens = ScreenCount(dpy); + + for(i = 0; i < nscreens; i++) { + fprintf(stdout, "screen #%i\n", i); + XvQueryAdaptors(dpy, RootWindow(dpy, i), &nadaptors, &ainfo); + + if(!nadaptors) { + fprintf(stdout, " no adaptors present\n"); + continue; + } + + for(j = 0; j < nadaptors; j++) { + 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; + + fprintf(stdout, " supported visuals:\n"); + for(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(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) + fprintf(stdout, " client settable attribute\n"); + + if(attributes[k].flags & XvGettable) { + Atom the_atom; + int value; + + fprintf(stdout, " client gettable attribute"); + 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"); + } + + } + XFree(attributes); + } else { + fprintf(stdout, " no port attributes defined\n"); + } + + XvQueryEncodings(dpy, ainfo[j].base_id, + &nencode, &encodings); + + if(encodings && nencode) { + int ImageEncodings = 0; + + for(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(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", + (float)encodings[n].rate.numerator/ + (float)encodings[n].rate.denominator); + } + } + } + + if(ImageEncodings && (ainfo[j].type & XvImageMask)) { + char imageName[5] = {0, 0, 0, 0, 0}; + + for(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(n = 0; n < numImages; n++) { + memcpy(imageName, &(formats[n].id), 4); + 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"); + } + 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 1; +} |