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1 #include <stdio.h>
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2 #include <X11/Intrinsic.h>
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3 #include <X11/extensions/Xvlib.h>
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4
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5 char *XvAdaptorTypeMaskToString( int mask )
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6 {
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7 static char buf[160];
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8
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9 buf[0] = '\0';
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10 if ( mask & XvInputMask ) sprintf( buf+strlen(buf), "XvInputMask, " );
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11 if ( mask & XvOutputMask ) sprintf( buf+strlen(buf), "XvOutputMask, " );
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12 if ( mask & XvVideoMask ) sprintf( buf+strlen(buf), "XvVideoMask, " );
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13 if ( mask & XvStillMask ) sprintf( buf+strlen(buf), "XvStillMask, " );
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14 if ( mask & XvImageMask ) sprintf( buf+strlen(buf), "XvImageMask, " );
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15
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16 if ( buf[0] )
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17 buf[ strlen(buf)-2 ] = '\0';
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18 return buf;
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19 }
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20
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21 int main()
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22 {
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23 Display *display;
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24 XvImageFormatValues *formats;
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25 XvAdaptorInfo *adaptors;
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26 int num_adaptors, num_formats;
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27 int i,j;
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28 unsigned int xv_version, xv_release, xv_request_base,
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29 xv_event_base, xv_error_base;
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30
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31 display = XOpenDisplay(NULL);
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32
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33 /* XvQueryVersion */
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34 if ( XvQueryExtension( display,
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35 &xv_version, &xv_release, &xv_request_base,
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36 &xv_event_base, &xv_error_base ) != Success ) {
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37 fprintf( stderr, "XvQueryExtension failed\n" );
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38 exit(1);
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39 }
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40 printf( "\nXvQueryExtension():\n" );
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41 printf( " version = %d, release = %d, request_base = %d,\n",
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42 xv_version, xv_release, xv_request_base );
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43 printf( " event_base = %d, error_base = %d\n",
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44 xv_event_base, xv_error_base );
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45
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46 /* XvQueryAdaptors */
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47 XvQueryAdaptors( display, DefaultRootWindow(display), &num_adaptors,
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48 &adaptors);
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49
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50 printf( "\nXvQueryAdaptors():\n" );
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51 for ( i = 0; i < num_adaptors; i++ ) {
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52 printf( " Adaptor %2d:\n", i );
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53 printf( " base_id = %ld\n", adaptors[i].base_id );
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54 printf( " num_ports = %ld\n", adaptors[i].num_ports );
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55 printf( " type = %d (%s)\n",
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56 adaptors[i].type,
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57 XvAdaptorTypeMaskToString( adaptors[i].type ) );
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58 printf( " name = %s\n", adaptors[i].name );
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59 printf( " num_adaptors = %ld\n", adaptors[i].num_adaptors);
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60 printf( " num_formats = %ld\n", adaptors[i].num_formats);
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61 printf( " formats =\n" );
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62
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63 for ( j = 0; j < adaptors[i].num_formats; j++ )
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64 printf( " Format %2d: depth = %.2d, visual_id = 0x%.2lx\n",
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65 j,
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66 adaptors[i].formats[j].depth,
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67 adaptors[i].formats[j].visual_id );
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68 }
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69
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70 /* XvListImageFormats */
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71 printf( "\nXvListImageFormats():\n" );
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72 for ( i = 0; i < num_adaptors; i++ ) {
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73 printf( " Adaptor %2d:\n", i );
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74 formats = XvListImageFormats( display, adaptors[i].base_id,
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75 &num_formats );
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76 printf( " num_formats = %d\n", num_formats );
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77 for ( j = 0; j < num_formats; j++ ) {
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78 printf( " Format %2d:\n", j );
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79 printf( " id = %d\n", formats[j].id );
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80 printf( " type = %d (%s)\n", formats[j].type,
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81 formats[j].type == XvRGB ? "XvRGB" : "XvYUV" );
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82 printf( " byte_order = %d (%s)\n",
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83 formats[j].byte_order,
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84 formats[j].byte_order == LSBFirst ? "LSBFirst" : "MSBFirst" );
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85 printf( " guid = %.4s\n", formats[j].guid );
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86 printf( " bits_per_pixel = %d\n", formats[j].bits_per_pixel );
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87 printf( " format = %d (%s)\n", formats[j].format,
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88 formats[j].format == XvPacked ? "XvPacked" : "XvPlanar" );
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89 printf( " num_planes = %d\n", formats[j].num_planes );
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90
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91 if ( formats[j].type == XvRGB ) {
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92 printf( " depth = %d\n", formats[j].depth );
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93 printf( " red_mask = %x\n", formats[j].red_mask );
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94 printf( " green_mask = %x\n", formats[j].green_mask );
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95 printf( " blue_mask = %x\n", formats[j].blue_mask );
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96 }
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97 if ( formats[j].type == XvYUV ) {
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98 printf( " sample_bits (yuv) = ( %d, %d, %d )\n",
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99 formats[j].y_sample_bits,
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100 formats[j].u_sample_bits,
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101 formats[j].v_sample_bits );
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102 printf( " horz_period (yuv) = ( %d, %d, %d )\n",
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103 formats[j].horz_y_period,
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104 formats[j].horz_u_period,
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105 formats[j].horz_v_period );
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106 printf( " vert_period = ( %d, %d, %d )\n",
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107 formats[j].vert_y_period,
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108 formats[j].vert_u_period,
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109 formats[j].vert_v_period );
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110 printf( " component_order = %.32s\n",
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111 formats[j].component_order );
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112 printf( " scanline_order = %d\n", formats[j].scanline_order );
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113 }
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114 }
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115 }
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116
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117 XvFreeAdaptorInfo( adaptors );
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118 return(0);
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119 }
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120
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