Added query capabilities for V4L2 cameras
git-svn-id: http://svn.zoneminder.com/svn/zm/trunk@2824 e3e1d417-86f3-4887-817a-d78f3d33393f
This commit is contained in:
stan
parent
3310ea3ae9
commit
41c2889df2
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@ -240,7 +240,6 @@ int LocalCamera::channel_count = 0;
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int LocalCamera::channels[VIDEO_MAX_FRAME];
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int LocalCamera::channels[VIDEO_MAX_FRAME];
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int LocalCamera::standards[VIDEO_MAX_FRAME];
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int LocalCamera::standards[VIDEO_MAX_FRAME];
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int LocalCamera::vid_fd = -1;
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int LocalCamera::vid_fd = -1;
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int LocalCamera::v4l_version = 0;
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int LocalCamera::v4l_version = 0;
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@ -721,7 +720,7 @@ bool LocalCamera::GetCurrentSettings( const char *device, char *output, bool ver
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output[0] = 0;
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output[0] = 0;
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if ( verbose )
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if ( verbose )
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sprintf( output, output+strlen(output), "Checking Video Device: %s\n", device );
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sprintf( output, output+strlen(output), "Checking Video Device: %s\n", device );
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if ( (vid_fd=open(device, O_RDWR)) <=0 )
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if ( (vid_fd = open(device, O_RDWR)) <= 0 )
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{
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{
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Error( "Failed to open video device %s: %s", device, strerror(errno) );
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Error( "Failed to open video device %s: %s", device, strerror(errno) );
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if ( verbose )
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if ( verbose )
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@ -731,174 +730,413 @@ bool LocalCamera::GetCurrentSettings( const char *device, char *output, bool ver
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return( false );
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return( false );
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}
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}
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struct video_capability vid_cap;
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#ifdef ZM_V4L2
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if ( ioctl( vid_fd, VIDIOCGCAP, &vid_cap ) < 0 )
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//if ( v4l_version == 2 )
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{
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if ( true )
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Error( "Failed to get video capabilities: %s", strerror(errno) );
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{
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if ( verbose )
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struct v4l2_capability vid_cap;
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sprintf( output, "Error, failed to get video capabilities %s: %s\n", device, strerror(errno) );
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if ( vidioctl( vid_fd, VIDIOC_QUERYCAP, &vid_cap ) < 0 )
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else
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{
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sprintf( output, "error%d\n", errno );
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Error( "Failed to query video device: %s", strerror(errno) );
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return( false );
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if ( verbose )
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}
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sprintf( output, "Error, failed to query video capabilities %s: %s\n", device, strerror(errno) );
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if ( verbose )
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else
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{
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sprintf( output, "error%d\n", errno );
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sprintf( output+strlen(output), "Video Capabilities\n" );
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return( false );
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sprintf( output+strlen(output), " Name: %s\n", vid_cap.name );
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}
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sprintf( output+strlen(output), " Type: %d\n%s%s%s%s%s%s%s%s%s%s%s%s%s%s", vid_cap.type,
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#define capString(test,prefix,yesString,noString,capability) \
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vid_cap.type&VID_TYPE_CAPTURE?" Can capture\n":"",
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(test) ? (prefix yesString " " capability "\n") : (prefix noString " " capability "\n")
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vid_cap.type&VID_TYPE_TUNER?" Can tune\n":"",
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vid_cap.type&VID_TYPE_TELETEXT?" Does teletext\n":"",
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vid_cap.type&VID_TYPE_OVERLAY?" Overlay onto frame buffer\n":"",
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vid_cap.type&VID_TYPE_CHROMAKEY?" Overlay by chromakey\n":"",
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vid_cap.type&VID_TYPE_CLIPPING?" Can clip\n":"",
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vid_cap.type&VID_TYPE_FRAMERAM?" Uses the frame buffer memory\n":"",
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vid_cap.type&VID_TYPE_SCALES?" Scalable\n":"",
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vid_cap.type&VID_TYPE_MONOCHROME?" Monochrome only\n":"",
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vid_cap.type&VID_TYPE_SUBCAPTURE?" Can capture subareas of the image\n":"",
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vid_cap.type&VID_TYPE_MPEG_DECODER?" Can decode MPEG streams\n":"",
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vid_cap.type&VID_TYPE_MPEG_ENCODER?" Can encode MPEG streams\n":"",
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vid_cap.type&VID_TYPE_MJPEG_DECODER?" Can decode MJPEG streams\n":"",
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vid_cap.type&VID_TYPE_MJPEG_ENCODER?" Can encode MJPEG streams\n":""
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);
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sprintf( output+strlen(output), " Video Channels: %d\n", vid_cap.channels );
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sprintf( output+strlen(output), " Audio Channels: %d\n", vid_cap.audios );
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sprintf( output+strlen(output), " Maximum Width: %d\n", vid_cap.maxwidth );
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sprintf( output+strlen(output), " Maximum Height: %d\n", vid_cap.maxheight );
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sprintf( output+strlen(output), " Minimum Width: %d\n", vid_cap.minwidth );
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sprintf( output+strlen(output), " Minimum Height: %d\n", vid_cap.minheight );
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}
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else
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{
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sprintf( output+strlen(output), "N:%s,", vid_cap.name );
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sprintf( output+strlen(output), "T:%d,", vid_cap.type );
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sprintf( output+strlen(output), "nC:%d,", vid_cap.channels );
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sprintf( output+strlen(output), "nA:%d,", vid_cap.audios );
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sprintf( output+strlen(output), "mxW:%d,", vid_cap.maxwidth );
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sprintf( output+strlen(output), "mxH:%d,", vid_cap.maxheight );
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sprintf( output+strlen(output), "mnW:%d,", vid_cap.minwidth );
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sprintf( output+strlen(output), "mnH:%d,", vid_cap.minheight );
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}
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struct video_window vid_win;
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if ( verbose )
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if ( ioctl( vid_fd, VIDIOCGWIN, &vid_win ) < 0 )
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{
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{
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sprintf( output+strlen(output), "General Capabilities\n" );
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Error( "Failed to get window attributes: %s", strerror(errno) );
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sprintf( output+strlen(output), " Driver: %s\n", vid_cap.driver );
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if ( verbose )
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sprintf( output+strlen(output), " Card: %s\n", vid_cap.card );
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sprintf( output, "Error, failed to get window attributes: %s\n", strerror(errno) );
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sprintf( output+strlen(output), " Bus: %s\n", vid_cap.bus_info );
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else
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sprintf( output+strlen(output), " Version: %u.%u.%u\n", (vid_cap.version>>16)&0xff, (vid_cap.version>>8)&0xff, vid_cap.version&0xff );
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sprintf( output, "error%d\n", errno );
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sprintf( output+strlen(output), " Type: 0x%x\n%s%s%s%s%s%s%s%s%s%s%s%s%s%s", vid_cap.capabilities,
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return( false );
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capString( vid_cap.capabilities&V4L2_CAP_VIDEO_CAPTURE, " ", "Supports", "Does not support", "video capture (X)" ),
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}
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capString( vid_cap.capabilities&V4L2_CAP_VIDEO_OUTPUT, " ", "Supports", "Does not support", "video output" ),
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if ( verbose )
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capString( vid_cap.capabilities&V4L2_CAP_VIDEO_OVERLAY, " ", "Supports", "Does not support", "frame buffer overlay" ),
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{
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capString( vid_cap.capabilities&V4L2_CAP_VBI_CAPTURE, " ", "Supports", "Does not support", "VBI capture" ),
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sprintf( output+strlen(output), "Window Attributes\n" );
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capString( vid_cap.capabilities&V4L2_CAP_VBI_OUTPUT, " ", "Supports", "Does not support", "VBI output" ),
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sprintf( output+strlen(output), " X Offset: %d\n", vid_win.x );
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capString( vid_cap.capabilities&V4L2_CAP_SLICED_VBI_CAPTURE, " ", "Supports", "Does not support", "sliced VBI capture" ),
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sprintf( output+strlen(output), " Y Offset: %d\n", vid_win.y );
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capString( vid_cap.capabilities&V4L2_CAP_SLICED_VBI_OUTPUT, " ", "Supports", "Does not support", "sliced VBI output" ),
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sprintf( output+strlen(output), " Width: %d\n", vid_win.width );
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capString( vid_cap.capabilities&V4L2_CAP_VIDEO_OUTPUT_OVERLAY, " ", "Supports", "Does not support", "video output overlay" ),
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sprintf( output+strlen(output), " Height: %d\n", vid_win.height );
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capString( vid_cap.capabilities&V4L2_CAP_TUNER, " ", "Has", "Does not have", "tuner" ),
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}
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capString( vid_cap.capabilities&V4L2_CAP_AUDIO, " ", "Has", "Does not have", "audio in and/or out" ),
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else
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capString( vid_cap.capabilities&V4L2_CAP_RADIO, " ", "Has", "Does not have", "radio" ),
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{
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capString( vid_cap.capabilities&V4L2_CAP_READWRITE, " ", "Supports", "Does not support", "read/write i/o (X)" ),
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sprintf( output+strlen(output), "X:%d,", vid_win.x );
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capString( vid_cap.capabilities&V4L2_CAP_ASYNCIO, " ", "Supports", "Does not support", "async i/o" ),
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sprintf( output+strlen(output), "Y:%d,", vid_win.y );
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capString( vid_cap.capabilities&V4L2_CAP_STREAMING, " ", "Supports", "Does not support", "streaming i/o (X)" )
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sprintf( output+strlen(output), "W:%d,", vid_win.width );
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);
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sprintf( output+strlen(output), "H:%d,", vid_win.height );
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}
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}
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else
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{
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sprintf( output+strlen(output), "D:%s ", vid_cap.driver );
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sprintf( output+strlen(output), "C:%s ", vid_cap.card );
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sprintf( output+strlen(output), "B:%s ", vid_cap.bus_info );
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sprintf( output+strlen(output), "V:%u.%u.%u ", (vid_cap.version>>16)&0xff, (vid_cap.version>>8)&0xff, vid_cap.version&0xff );
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sprintf( output+strlen(output), "T:0x%x ", vid_cap.capabilities );
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}
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struct video_picture vid_pic;
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if ( verbose )
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if ( ioctl( vid_fd, VIDIOCGPICT, &vid_pic ) < 0 )
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sprintf( output+strlen(output), " Standards:\n" );
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{
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struct v4l2_standard standard;
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Error( "Failed to get picture attributes: %s", strerror(errno) );
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int standardIndex = 0;
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if ( verbose )
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do
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sprintf( output, "Error, failed to get picture attributes: %s\n", strerror(errno) );
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{
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else
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memset( &standard, 0, sizeof(standard) );
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sprintf( output, "error%d\n", errno );
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standard.index = standardIndex;
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return( false );
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}
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if ( verbose )
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{
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sprintf( output+strlen(output), "Picture Attributes\n" );
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sprintf( output+strlen(output), " Palette: %d - %s\n", vid_pic.palette,
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vid_pic.palette==VIDEO_PALETTE_GREY?"Linear greyscale":(
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vid_pic.palette==VIDEO_PALETTE_HI240?"High 240 cube (BT848)":(
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vid_pic.palette==VIDEO_PALETTE_RGB565?"565 16 bit RGB":(
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vid_pic.palette==VIDEO_PALETTE_RGB24?"24bit RGB":(
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vid_pic.palette==VIDEO_PALETTE_RGB32?"32bit RGB":(
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vid_pic.palette==VIDEO_PALETTE_RGB555?"555 15bit RGB":(
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vid_pic.palette==VIDEO_PALETTE_YUV422?"YUV422 capture":(
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vid_pic.palette==VIDEO_PALETTE_YUYV?"YUYV":(
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vid_pic.palette==VIDEO_PALETTE_UYVY?"UVYV":(
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vid_pic.palette==VIDEO_PALETTE_YUV420?"YUV420":(
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vid_pic.palette==VIDEO_PALETTE_YUV411?"YUV411 capture":(
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vid_pic.palette==VIDEO_PALETTE_RAW?"RAW capture (BT848)":(
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vid_pic.palette==VIDEO_PALETTE_YUYV?"YUYV":(
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vid_pic.palette==VIDEO_PALETTE_YUV422?"YUV422":(
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vid_pic.palette==VIDEO_PALETTE_YUV422P?"YUV 4:2:2 Planar":(
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vid_pic.palette==VIDEO_PALETTE_YUV411P?"YUV 4:1:1 Planar":(
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vid_pic.palette==VIDEO_PALETTE_YUV420P?"YUV 4:2:0 Planar":(
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vid_pic.palette==VIDEO_PALETTE_YUV410P?"YUV 4:1:0 Planar":"Unknown"
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))))))))))))))))));
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sprintf( output+strlen(output), " Colour Depth: %d\n", vid_pic.depth );
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sprintf( output+strlen(output), " Brightness: %d\n", vid_pic.brightness );
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sprintf( output+strlen(output), " Hue: %d\n", vid_pic.hue );
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sprintf( output+strlen(output), " Colour :%d\n", vid_pic.colour );
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sprintf( output+strlen(output), " Contrast: %d\n", vid_pic.contrast );
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sprintf( output+strlen(output), " Whiteness: %d\n", vid_pic.whiteness );
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}
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else
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{
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sprintf( output+strlen(output), "P:%d,", vid_pic.palette );
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sprintf( output+strlen(output), "D:%d,", vid_pic.depth );
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sprintf( output+strlen(output), "B:%d,", vid_pic.brightness );
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sprintf( output+strlen(output), "h:%d,", vid_pic.hue );
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sprintf( output+strlen(output), "Cl:%d,", vid_pic.colour );
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sprintf( output+strlen(output), "Cn:%d,", vid_pic.contrast );
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sprintf( output+strlen(output), "w:%d,", vid_pic.whiteness );
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}
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for ( int chan = 0; chan < vid_cap.channels; chan++ )
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if ( vidioctl( vid_fd, VIDIOC_ENUMSTD, &standard ) < 0 )
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{
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{
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struct video_channel vid_src;
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if ( errno == EINVAL )
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vid_src.channel = chan;
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{
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if ( ioctl( vid_fd, VIDIOCGCHAN, &vid_src ) < 0 )
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standardIndex = -1;
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{
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break;
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Error( "Failed to get channel %d attributes: %s", chan, strerror(errno) );
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}
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if ( verbose )
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else
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sprintf( output, "Error, failed to get channel %d attributes: %s\n", chan, strerror(errno) );
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{
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else
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Error( "Failed to enumerate standard %d: %s", standard.index, strerror(errno) );
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sprintf( output, "error%d\n", errno );
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if ( verbose )
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return( false );
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sprintf( output, "Error, failed to enumerate standard %d: %s\n", standard.index, strerror(errno) );
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}
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else
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if ( verbose )
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sprintf( output, "error%d\n", errno );
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{
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return( false );
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sprintf( output+strlen(output), "Channel %d Attributes\n", chan );
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}
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sprintf( output+strlen(output), " Name: %s\n", vid_src.name );
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}
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sprintf( output+strlen(output), " Channel: %d\n", vid_src.channel );
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if ( verbose )
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sprintf( output+strlen(output), " Flags: %d\n%s%s", vid_src.flags,
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sprintf( output+strlen(output), " %s\n", standard.name );
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vid_src.flags&VIDEO_VC_TUNER?" Channel has a tuner\n":"",
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else
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vid_src.flags&VIDEO_VC_AUDIO?" Channel has audio\n":""
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sprintf( output+strlen(output), "S:%s ", standard.name );
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);
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}
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sprintf( output+strlen(output), " Type: %d - %s\n", vid_src.type,
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while ( standardIndex++ >= 0 );
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vid_src.type==VIDEO_TYPE_TV?"TV":(
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vid_src.type==VIDEO_TYPE_CAMERA?"Camera":"Unknown"
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if ( verbose )
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));
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sprintf( output+strlen(output), " Formats:\n" );
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sprintf( output+strlen(output), " Format: %d - %s\n", vid_src.norm,
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struct v4l2_fmtdesc format;
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vid_src.norm==VIDEO_MODE_PAL?"PAL":(
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int formatIndex = 0;
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vid_src.norm==VIDEO_MODE_NTSC?"NTSC":(
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do
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vid_src.norm==VIDEO_MODE_SECAM?"SECAM":(
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{
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vid_src.norm==VIDEO_MODE_AUTO?"AUTO":"Unknown"
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memset( &format, 0, sizeof(format) );
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))));
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format.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
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}
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format.index = formatIndex;
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else
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{
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if ( vidioctl( vid_fd, VIDIOC_ENUM_FMT, &format ) < 0 )
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sprintf( output+strlen(output), "n%d:%s,", chan, vid_src.name );
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{
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sprintf( output+strlen(output), "C%d:%d,", chan, vid_src.channel );
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if ( errno == EINVAL )
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sprintf( output+strlen(output), "Fl%d:%x,", chan, vid_src.flags );
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{
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sprintf( output+strlen(output), "T%d:%d", chan, vid_src.type );
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formatIndex = -1;
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sprintf( output+strlen(output), "F%d:%d%s,", chan, vid_src.norm, chan==(vid_cap.channels-1)?"":"," );
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break;
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}
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}
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}
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else
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{
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Error( "Failed to enumerate format %d: %s", format.index, strerror(errno) );
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if ( verbose )
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sprintf( output, "Error, failed to enumerate format %d: %s\n", format.index, strerror(errno) );
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else
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sprintf( output, "error%d\n", errno );
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return( false );
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}
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}
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if ( verbose )
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sprintf( output+strlen(output), " %s (%c%c%c%c)\n", format.description, format.pixelformat&0xff, (format.pixelformat>>8)&0xff, (format.pixelformat>>16)&0xff, (format.pixelformat>>24)&0xff );
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else
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sprintf( output+strlen(output), "F:%c%c%c%c ", format.pixelformat&0xff, (format.pixelformat>>8)&0xff, (format.pixelformat>>16)&0xff, (format.pixelformat>>24)&0xff );
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}
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while ( formatIndex++ >= 0 );
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struct v4l2_cropcap cropcap;
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memset( &cropcap, 0, sizeof(cropcap) );
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cropcap.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
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if ( vidioctl( vid_fd, VIDIOC_CROPCAP, &cropcap ) < 0 )
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{
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Error( "Failed to query crop capabilities: %s", strerror(errno) );
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if ( verbose )
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sprintf( output, "Error, failed to query crop capabilities %s: %s\n", device, strerror(errno) );
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else
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sprintf( output, "error%d\n", errno );
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return( false );
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}
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if ( verbose )
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{
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|
sprintf( output+strlen(output), "Crop Capabilities\n" );
|
||||||
|
sprintf( output+strlen(output), " Bounds: %d x %d\n", cropcap.bounds.width, cropcap.bounds.height );
|
||||||
|
sprintf( output+strlen(output), " Default: %d x %d\n", cropcap.defrect.width, cropcap.defrect.height );
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
sprintf( output+strlen(output), "B:%dx%d ", cropcap.bounds.width, cropcap.bounds.height );
|
||||||
|
}
|
||||||
|
|
||||||
|
struct v4l2_crop crop;
|
||||||
|
memset( &crop, 0, sizeof(crop) );
|
||||||
|
crop.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
|
||||||
|
if ( vidioctl( vid_fd, VIDIOC_G_CROP, &crop ) < 0 )
|
||||||
|
{
|
||||||
|
Error( "Failed to query crop: %s", strerror(errno) );
|
||||||
|
if ( verbose )
|
||||||
|
sprintf( output, "Error, failed to query crop %s: %s\n", device, strerror(errno) );
|
||||||
|
else
|
||||||
|
sprintf( output, "error%d\n", errno );
|
||||||
|
return( false );
|
||||||
|
}
|
||||||
|
if ( verbose )
|
||||||
|
{
|
||||||
|
sprintf( output+strlen(output), " Current: %d x %d\n", crop.c.width, crop.c.height );
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
//sprintf( output+strlen(output), "D:%s ", vid_cap.driver );
|
||||||
|
//sprintf( output+strlen(output), "C:%s ", vid_cap.card );
|
||||||
|
//sprintf( output+strlen(output), "B:%s ", vid_cap.bus_info );
|
||||||
|
//sprintf( output+strlen(output), "V:%u.%u.%u ", (vid_cap.version>>16)&0xff, (vid_cap.version>>8)&0xff, vid_cap.version&0xff );
|
||||||
|
//sprintf( output+strlen(output), "T:0x%x ", vid_cap.capabilities );
|
||||||
|
}
|
||||||
|
|
||||||
|
struct v4l2_input input;
|
||||||
|
int inputIndex = 0;
|
||||||
|
do
|
||||||
|
{
|
||||||
|
memset( &input, 0, sizeof(input) );
|
||||||
|
input.index = inputIndex;
|
||||||
|
|
||||||
|
if ( vidioctl( vid_fd, VIDIOC_ENUMINPUT, &input ) < 0 )
|
||||||
|
{
|
||||||
|
if ( errno == EINVAL )
|
||||||
|
{
|
||||||
|
inputIndex = -1;
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
Error( "Failed to enumerate input %d: %s", input.index, strerror(errno) );
|
||||||
|
if ( verbose )
|
||||||
|
sprintf( output, "Error, failed to enumerate input %d: %s\n", input.index, strerror(errno) );
|
||||||
|
else
|
||||||
|
sprintf( output, "error%d\n", errno );
|
||||||
|
return( false );
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
if ( false )
|
||||||
|
if ( vidioctl( vid_fd, VIDIOC_S_INPUT, &input.index ) < 0 )
|
||||||
|
{
|
||||||
|
Error( "Failed to set video input %d: %s", input.index, strerror(errno) );
|
||||||
|
if ( verbose )
|
||||||
|
sprintf( output, "Error, failed to switch to input %d: %s\n", input.index, strerror(errno) );
|
||||||
|
else
|
||||||
|
sprintf( output, "error%d\n", errno );
|
||||||
|
return( false );
|
||||||
|
}
|
||||||
|
|
||||||
|
if ( verbose )
|
||||||
|
{
|
||||||
|
sprintf( output+strlen(output), "Input %d\n", input.index );
|
||||||
|
sprintf( output+strlen(output), " Name: %s\n", input.name );
|
||||||
|
sprintf( output+strlen(output), " Type: %s\n", input.type==V4L2_INPUT_TYPE_TUNER?"Tuner":(input.type==V4L2_INPUT_TYPE_CAMERA?"Camera":"Unknown") );
|
||||||
|
sprintf( output+strlen(output), " Audioset: %08x\n", input.audioset );
|
||||||
|
sprintf( output+strlen(output), " Standards: 0x%llx\n", input.std );
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
sprintf( output+strlen(output), "i%d:%s ", input.index, input.name );
|
||||||
|
sprintf( output+strlen(output), "i%dT:%s ", input.index, input.type==V4L2_INPUT_TYPE_TUNER?"Tuner":(input.type==V4L2_INPUT_TYPE_CAMERA?"Camera":"Unknown") );
|
||||||
|
sprintf( output+strlen(output), "i%dS:%llx ", input.index, input.std );
|
||||||
|
}
|
||||||
|
|
||||||
|
if ( verbose )
|
||||||
|
{
|
||||||
|
sprintf( output+strlen(output), " %s", capString( input.status&V4L2_IN_ST_NO_POWER, "Power ", "off", "on", " (X)" ) );
|
||||||
|
sprintf( output+strlen(output), " %s", capString( input.status&V4L2_IN_ST_NO_SIGNAL, "Signal ", "not detected", "detected", " (X)" ) );
|
||||||
|
sprintf( output+strlen(output), " %s", capString( input.status&V4L2_IN_ST_NO_COLOR, "Colour Signal ", "not detected", "detected", "" ) );
|
||||||
|
sprintf( output+strlen(output), " %s", capString( input.status&V4L2_IN_ST_NO_H_LOCK, "Horizontal Lock ", "not detected", "detected", "" ) );
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
sprintf( output+strlen(output), "i%dSP:%d ", input.index, input.status&V4L2_IN_ST_NO_POWER?0:1 );
|
||||||
|
sprintf( output+strlen(output), "i%dSS:%d ", input.index, input.status&V4L2_IN_ST_NO_SIGNAL?0:1 );
|
||||||
|
sprintf( output+strlen(output), "i%dSC:%d ", input.index, input.status&V4L2_IN_ST_NO_COLOR?0:1 );
|
||||||
|
sprintf( output+strlen(output), "i%dHP:%d ", input.index, input.status&V4L2_IN_ST_NO_H_LOCK?0:1 );
|
||||||
|
}
|
||||||
|
}
|
||||||
|
while ( inputIndex++ >= 0 );
|
||||||
|
if ( !verbose )
|
||||||
|
output[strlen(output)-1] = '\n';
|
||||||
|
}
|
||||||
|
else
|
||||||
|
#endif // ZM_V4L2
|
||||||
|
{
|
||||||
|
struct video_capability vid_cap;
|
||||||
|
if ( ioctl( vid_fd, VIDIOCGCAP, &vid_cap ) < 0 )
|
||||||
|
{
|
||||||
|
Error( "Failed to get video capabilities: %s", strerror(errno) );
|
||||||
|
if ( verbose )
|
||||||
|
sprintf( output, "Error, failed to get video capabilities %s: %s\n", device, strerror(errno) );
|
||||||
|
else
|
||||||
|
sprintf( output, "error%d\n", errno );
|
||||||
|
return( false );
|
||||||
|
}
|
||||||
|
if ( verbose )
|
||||||
|
{
|
||||||
|
sprintf( output+strlen(output), "Video Capabilities\n" );
|
||||||
|
sprintf( output+strlen(output), " Name: %s\n", vid_cap.name );
|
||||||
|
sprintf( output+strlen(output), " Type: %d\n%s%s%s%s%s%s%s%s%s%s%s%s%s%s", vid_cap.type,
|
||||||
|
vid_cap.type&VID_TYPE_CAPTURE?" Can capture\n":"",
|
||||||
|
vid_cap.type&VID_TYPE_TUNER?" Can tune\n":"",
|
||||||
|
vid_cap.type&VID_TYPE_TELETEXT?" Does teletext\n":"",
|
||||||
|
vid_cap.type&VID_TYPE_OVERLAY?" Overlay onto frame buffer\n":"",
|
||||||
|
vid_cap.type&VID_TYPE_CHROMAKEY?" Overlay by chromakey\n":"",
|
||||||
|
vid_cap.type&VID_TYPE_CLIPPING?" Can clip\n":"",
|
||||||
|
vid_cap.type&VID_TYPE_FRAMERAM?" Uses the frame buffer memory\n":"",
|
||||||
|
vid_cap.type&VID_TYPE_SCALES?" Scalable\n":"",
|
||||||
|
vid_cap.type&VID_TYPE_MONOCHROME?" Monochrome only\n":"",
|
||||||
|
vid_cap.type&VID_TYPE_SUBCAPTURE?" Can capture subareas of the image\n":"",
|
||||||
|
vid_cap.type&VID_TYPE_MPEG_DECODER?" Can decode MPEG streams\n":"",
|
||||||
|
vid_cap.type&VID_TYPE_MPEG_ENCODER?" Can encode MPEG streams\n":"",
|
||||||
|
vid_cap.type&VID_TYPE_MJPEG_DECODER?" Can decode MJPEG streams\n":"",
|
||||||
|
vid_cap.type&VID_TYPE_MJPEG_ENCODER?" Can encode MJPEG streams\n":""
|
||||||
|
);
|
||||||
|
sprintf( output+strlen(output), " Video Channels: %d\n", vid_cap.channels );
|
||||||
|
sprintf( output+strlen(output), " Audio Channels: %d\n", vid_cap.audios );
|
||||||
|
sprintf( output+strlen(output), " Maximum Width: %d\n", vid_cap.maxwidth );
|
||||||
|
sprintf( output+strlen(output), " Maximum Height: %d\n", vid_cap.maxheight );
|
||||||
|
sprintf( output+strlen(output), " Minimum Width: %d\n", vid_cap.minwidth );
|
||||||
|
sprintf( output+strlen(output), " Minimum Height: %d\n", vid_cap.minheight );
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
sprintf( output+strlen(output), "N:%s,", vid_cap.name );
|
||||||
|
sprintf( output+strlen(output), "T:%d,", vid_cap.type );
|
||||||
|
sprintf( output+strlen(output), "nC:%d,", vid_cap.channels );
|
||||||
|
sprintf( output+strlen(output), "nA:%d,", vid_cap.audios );
|
||||||
|
sprintf( output+strlen(output), "mxW:%d,", vid_cap.maxwidth );
|
||||||
|
sprintf( output+strlen(output), "mxH:%d,", vid_cap.maxheight );
|
||||||
|
sprintf( output+strlen(output), "mnW:%d,", vid_cap.minwidth );
|
||||||
|
sprintf( output+strlen(output), "mnH:%d,", vid_cap.minheight );
|
||||||
|
}
|
||||||
|
|
||||||
|
struct video_window vid_win;
|
||||||
|
if ( ioctl( vid_fd, VIDIOCGWIN, &vid_win ) < 0 )
|
||||||
|
{
|
||||||
|
Error( "Failed to get window attributes: %s", strerror(errno) );
|
||||||
|
if ( verbose )
|
||||||
|
sprintf( output, "Error, failed to get window attributes: %s\n", strerror(errno) );
|
||||||
|
else
|
||||||
|
sprintf( output, "error%d\n", errno );
|
||||||
|
return( false );
|
||||||
|
}
|
||||||
|
if ( verbose )
|
||||||
|
{
|
||||||
|
sprintf( output+strlen(output), "Window Attributes\n" );
|
||||||
|
sprintf( output+strlen(output), " X Offset: %d\n", vid_win.x );
|
||||||
|
sprintf( output+strlen(output), " Y Offset: %d\n", vid_win.y );
|
||||||
|
sprintf( output+strlen(output), " Width: %d\n", vid_win.width );
|
||||||
|
sprintf( output+strlen(output), " Height: %d\n", vid_win.height );
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
sprintf( output+strlen(output), "X:%d,", vid_win.x );
|
||||||
|
sprintf( output+strlen(output), "Y:%d,", vid_win.y );
|
||||||
|
sprintf( output+strlen(output), "W:%d,", vid_win.width );
|
||||||
|
sprintf( output+strlen(output), "H:%d,", vid_win.height );
|
||||||
|
}
|
||||||
|
|
||||||
|
struct video_picture vid_pic;
|
||||||
|
if ( ioctl( vid_fd, VIDIOCGPICT, &vid_pic ) < 0 )
|
||||||
|
{
|
||||||
|
Error( "Failed to get picture attributes: %s", strerror(errno) );
|
||||||
|
if ( verbose )
|
||||||
|
sprintf( output, "Error, failed to get picture attributes: %s\n", strerror(errno) );
|
||||||
|
else
|
||||||
|
sprintf( output, "error%d\n", errno );
|
||||||
|
return( false );
|
||||||
|
}
|
||||||
|
if ( verbose )
|
||||||
|
{
|
||||||
|
sprintf( output+strlen(output), "Picture Attributes\n" );
|
||||||
|
sprintf( output+strlen(output), " Palette: %d - %s\n", vid_pic.palette,
|
||||||
|
vid_pic.palette==VIDEO_PALETTE_GREY?"Linear greyscale":(
|
||||||
|
vid_pic.palette==VIDEO_PALETTE_HI240?"High 240 cube (BT848)":(
|
||||||
|
vid_pic.palette==VIDEO_PALETTE_RGB565?"565 16 bit RGB":(
|
||||||
|
vid_pic.palette==VIDEO_PALETTE_RGB24?"24bit RGB":(
|
||||||
|
vid_pic.palette==VIDEO_PALETTE_RGB32?"32bit RGB":(
|
||||||
|
vid_pic.palette==VIDEO_PALETTE_RGB555?"555 15bit RGB":(
|
||||||
|
vid_pic.palette==VIDEO_PALETTE_YUV422?"YUV422 capture":(
|
||||||
|
vid_pic.palette==VIDEO_PALETTE_YUYV?"YUYV":(
|
||||||
|
vid_pic.palette==VIDEO_PALETTE_UYVY?"UVYV":(
|
||||||
|
vid_pic.palette==VIDEO_PALETTE_YUV420?"YUV420":(
|
||||||
|
vid_pic.palette==VIDEO_PALETTE_YUV411?"YUV411 capture":(
|
||||||
|
vid_pic.palette==VIDEO_PALETTE_RAW?"RAW capture (BT848)":(
|
||||||
|
vid_pic.palette==VIDEO_PALETTE_YUYV?"YUYV":(
|
||||||
|
vid_pic.palette==VIDEO_PALETTE_YUV422?"YUV422":(
|
||||||
|
vid_pic.palette==VIDEO_PALETTE_YUV422P?"YUV 4:2:2 Planar":(
|
||||||
|
vid_pic.palette==VIDEO_PALETTE_YUV411P?"YUV 4:1:1 Planar":(
|
||||||
|
vid_pic.palette==VIDEO_PALETTE_YUV420P?"YUV 4:2:0 Planar":(
|
||||||
|
vid_pic.palette==VIDEO_PALETTE_YUV410P?"YUV 4:1:0 Planar":"Unknown"
|
||||||
|
))))))))))))))))));
|
||||||
|
sprintf( output+strlen(output), " Colour Depth: %d\n", vid_pic.depth );
|
||||||
|
sprintf( output+strlen(output), " Brightness: %d\n", vid_pic.brightness );
|
||||||
|
sprintf( output+strlen(output), " Hue: %d\n", vid_pic.hue );
|
||||||
|
sprintf( output+strlen(output), " Colour :%d\n", vid_pic.colour );
|
||||||
|
sprintf( output+strlen(output), " Contrast: %d\n", vid_pic.contrast );
|
||||||
|
sprintf( output+strlen(output), " Whiteness: %d\n", vid_pic.whiteness );
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
sprintf( output+strlen(output), "P:%d,", vid_pic.palette );
|
||||||
|
sprintf( output+strlen(output), "D:%d,", vid_pic.depth );
|
||||||
|
sprintf( output+strlen(output), "B:%d,", vid_pic.brightness );
|
||||||
|
sprintf( output+strlen(output), "h:%d,", vid_pic.hue );
|
||||||
|
sprintf( output+strlen(output), "Cl:%d,", vid_pic.colour );
|
||||||
|
sprintf( output+strlen(output), "Cn:%d,", vid_pic.contrast );
|
||||||
|
sprintf( output+strlen(output), "w:%d,", vid_pic.whiteness );
|
||||||
|
}
|
||||||
|
|
||||||
|
for ( int chan = 0; chan < vid_cap.channels; chan++ )
|
||||||
|
{
|
||||||
|
struct video_channel vid_src;
|
||||||
|
vid_src.channel = chan;
|
||||||
|
if ( ioctl( vid_fd, VIDIOCGCHAN, &vid_src ) < 0 )
|
||||||
|
{
|
||||||
|
Error( "Failed to get channel %d attributes: %s", chan, strerror(errno) );
|
||||||
|
if ( verbose )
|
||||||
|
sprintf( output, "Error, failed to get channel %d attributes: %s\n", chan, strerror(errno) );
|
||||||
|
else
|
||||||
|
sprintf( output, "error%d\n", errno );
|
||||||
|
return( false );
|
||||||
|
}
|
||||||
|
if ( verbose )
|
||||||
|
{
|
||||||
|
sprintf( output+strlen(output), "Channel %d Attributes\n", chan );
|
||||||
|
sprintf( output+strlen(output), " Name: %s\n", vid_src.name );
|
||||||
|
sprintf( output+strlen(output), " Channel: %d\n", vid_src.channel );
|
||||||
|
sprintf( output+strlen(output), " Flags: %d\n%s%s", vid_src.flags,
|
||||||
|
vid_src.flags&VIDEO_VC_TUNER?" Channel has a tuner\n":"",
|
||||||
|
vid_src.flags&VIDEO_VC_AUDIO?" Channel has audio\n":""
|
||||||
|
);
|
||||||
|
sprintf( output+strlen(output), " Type: %d - %s\n", vid_src.type,
|
||||||
|
vid_src.type==VIDEO_TYPE_TV?"TV":(
|
||||||
|
vid_src.type==VIDEO_TYPE_CAMERA?"Camera":"Unknown"
|
||||||
|
));
|
||||||
|
sprintf( output+strlen(output), " Format: %d - %s\n", vid_src.norm,
|
||||||
|
vid_src.norm==VIDEO_MODE_PAL?"PAL":(
|
||||||
|
vid_src.norm==VIDEO_MODE_NTSC?"NTSC":(
|
||||||
|
vid_src.norm==VIDEO_MODE_SECAM?"SECAM":(
|
||||||
|
vid_src.norm==VIDEO_MODE_AUTO?"AUTO":"Unknown"
|
||||||
|
))));
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
sprintf( output+strlen(output), "n%d:%s,", chan, vid_src.name );
|
||||||
|
sprintf( output+strlen(output), "C%d:%d,", chan, vid_src.channel );
|
||||||
|
sprintf( output+strlen(output), "Fl%d:%x,", chan, vid_src.flags );
|
||||||
|
sprintf( output+strlen(output), "T%d:%d", chan, vid_src.type );
|
||||||
|
sprintf( output+strlen(output), "F%d:%d%s,", chan, vid_src.norm, chan==(vid_cap.channels-1)?"":"," );
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
return( true );
|
return( true );
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
@ -1597,7 +1835,7 @@ int LocalCamera::PostCapture()
|
||||||
Debug( 3, "Switching video source to %d", channels[next_channel] );
|
Debug( 3, "Switching video source to %d", channels[next_channel] );
|
||||||
if ( vidioctl( vid_fd, VIDIOC_S_INPUT, &channels[next_channel] ) < 0 )
|
if ( vidioctl( vid_fd, VIDIOC_S_INPUT, &channels[next_channel] ) < 0 )
|
||||||
{
|
{
|
||||||
Error( "Failed to set camera source %d: %s", channel, strerror(errno) );
|
Error( "Failed to set camera source %d: %s", channels[next_channel], strerror(errno) );
|
||||||
return( -1 );
|
return( -1 );
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
|
||||||
Loading…
Reference in New Issue