83 lines
3.4 KiB
C
83 lines
3.4 KiB
C
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/* tools/sigcheck.c — per-port SDI signal scanner, run on host with SDK installed */
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#include <stdio.h>
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#include <unistd.h>
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#include <time.h>
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#include "videomaster/VideoMasterHD_Core.h"
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#include "videomaster/VideoMasterHD_Sdi.h"
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static ULONG rx_types[8] = {
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VHD_ST_RX0,VHD_ST_RX1,VHD_ST_RX2,VHD_ST_RX3,
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VHD_ST_RX4,VHD_ST_RX5,VHD_ST_RX6,VHD_ST_RX7
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};
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int main(void) {
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ULONG dll, nb;
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if (VHD_GetApiInfo(&dll,&nb)!=VHDERR_NOERROR||nb==0) { fprintf(stderr,"no boards\n"); return 1; }
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HANDLE board;
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if (VHD_OpenBoardHandle(0,&board,NULL,0)!=VHDERR_NOERROR) { fprintf(stderr,"board open fail\n"); return 1; }
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printf("Port | Result\n");
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printf("-----|-------\n");
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for (int p = 0; p < 8; p++) {
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HANDLE stream = NULL;
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ULONG r = VHD_OpenStreamHandle(board, rx_types[p],
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VHD_SDI_STPROC_DISJOINED_VIDEO,
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NULL, &stream, NULL);
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if (r != VHDERR_NOERROR) {
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printf(" %d | OPEN_FAIL rc=%lu\n", p, r);
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fflush(stdout);
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continue;
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}
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VHD_SetStreamProperty(stream, VHD_CORE_SP_TRANSFER_SCHEME, VHD_TRANSFER_SLAVED);
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VHD_SetStreamProperty(stream, VHD_CORE_SP_BUFFERQUEUE_DEPTH, 4);
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if (VHD_StartStream(stream) != VHDERR_NOERROR) {
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VHD_CloseStreamHandle(stream);
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printf(" %d | START_FAIL\n", p);
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fflush(stdout);
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continue;
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}
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ULONG std = (ULONG)NB_VHD_VIDEOSTANDARDS;
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ULONG clk = VHD_CLOCKDIV_1;
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struct timespec deadline, now;
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clock_gettime(CLOCK_MONOTONIC, &deadline);
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deadline.tv_sec += 4;
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while (1) {
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clock_gettime(CLOCK_MONOTONIC, &now);
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if (now.tv_sec>deadline.tv_sec || (now.tv_sec==deadline.tv_sec && now.tv_nsec>=deadline.tv_nsec)) break;
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VHD_GetStreamProperty(stream, VHD_SDI_SP_VIDEO_STANDARD, &std);
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if (std != (ULONG)NB_VHD_VIDEOSTANDARDS) break;
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struct timespec ts = {0, 100000000L};
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nanosleep(&ts, NULL);
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}
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VHD_GetStreamProperty(stream, VHD_SDI_SP_CLOCK_DIVISOR, &clk);
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VHD_StopStream(stream);
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VHD_CloseStreamHandle(stream);
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if (std == (ULONG)NB_VHD_VIDEOSTANDARDS) {
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printf(" %d | NO SIGNAL\n", p);
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} else {
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int ntsc = (clk == VHD_CLOCKDIV_1001);
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int w=1920,h=1080,fn=30,fd=1;
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switch(std) {
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case VHD_VIDEOSTD_S274M_1080p_60Hz: fn=ntsc?60000:60;fd=ntsc?1001:1; break;
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case VHD_VIDEOSTD_S274M_1080p_50Hz: fn=50;fd=1; break;
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case VHD_VIDEOSTD_S274M_1080p_30Hz: fn=ntsc?30000:30;fd=ntsc?1001:1; break;
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case VHD_VIDEOSTD_S274M_1080p_25Hz: fn=25;fd=1; break;
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case VHD_VIDEOSTD_S274M_1080p_24Hz: fn=ntsc?24000:24;fd=ntsc?1001:1; break;
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case VHD_VIDEOSTD_S274M_1080i_60Hz: fn=ntsc?30000:30;fd=ntsc?1001:1; break;
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case VHD_VIDEOSTD_S274M_1080i_50Hz: fn=25;fd=1; break;
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case VHD_VIDEOSTD_S296M_720p_60Hz: w=1280;h=720;fn=ntsc?60000:60;fd=ntsc?1001:1; break;
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case VHD_VIDEOSTD_S296M_720p_50Hz: w=1280;h=720;fn=50;fd=1; break;
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default: break;
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}
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printf(" %d | SIGNAL std=%lu %dx%d %d/%d\n", p, std, w, h, fn, fd);
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}
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fflush(stdout);
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usleep(200000);
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}
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VHD_CloseBoardHandle(board);
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return 0;
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}
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