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29173242bb
Code to convert time codes to/from timestamps and frame numbers.
81 lines
2.1 KiB
C
81 lines
2.1 KiB
C
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#include "config.h"
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#include "gstsmptetimecode.h"
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#include <glib.h>
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#define NTSC_FRAMES_PER_10_MINS (10*60*30 - 10*2 + 2)
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#define NTSC_FRAMES_PER_HOUR (6*NTSC_FRAMES_PER_10_MINS)
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int
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main (int argc, char *argv[])
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{
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GstSMPTETimeCode tc;
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int i;
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int min;
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for (min = 0; min < 3; min++) {
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g_print ("--- minute %d ---\n", min);
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for (i = min * 60 * 30 - 5; i <= min * 60 * 30 + 5; i++) {
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gst_smpte_time_code_from_frame_number (GST_SMPTE_TIME_CODE_SYSTEM_30, &tc,
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i);
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g_print ("%d %02d:%02d:%02d:%02d\n", i, tc.hours, tc.minutes, tc.seconds,
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tc.frames);
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}
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}
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for (min = 9; min < 12; min++) {
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g_print ("--- minute %d ---\n", min);
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for (i = min * 60 * 30 - 5 - 18; i <= min * 60 * 30 + 5 - 18; i++) {
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gst_smpte_time_code_from_frame_number (GST_SMPTE_TIME_CODE_SYSTEM_30, &tc,
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i);
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g_print ("%d %02d:%02d:%02d:%02d\n", i, tc.hours, tc.minutes, tc.seconds,
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tc.frames);
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}
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}
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for (min = -1; min < 2; min++) {
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int offset = NTSC_FRAMES_PER_HOUR;
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g_print ("--- minute %d ---\n", min);
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for (i = offset + min * 60 * 30 - 5; i <= offset + min * 60 * 30 + 5; i++) {
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gst_smpte_time_code_from_frame_number (GST_SMPTE_TIME_CODE_SYSTEM_30, &tc,
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i);
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g_print ("%d %02d:%02d:%02d:%02d\n", i, tc.hours, tc.minutes, tc.seconds,
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tc.frames);
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}
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}
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for (min = 0; min < 1; min++) {
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int offset = NTSC_FRAMES_PER_HOUR;
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g_print ("--- minute %d ---\n", min);
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for (i = 24 * offset - 5; i <= 24 * offset + 5; i++) {
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gst_smpte_time_code_from_frame_number (GST_SMPTE_TIME_CODE_SYSTEM_30, &tc,
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i);
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g_print ("%d %02d:%02d:%02d:%02d\n", i, tc.hours, tc.minutes, tc.seconds,
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tc.frames);
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}
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}
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for (i = 0; i < 24 * NTSC_FRAMES_PER_HOUR; i++) {
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int fn;
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int ret;
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gst_smpte_time_code_from_frame_number (GST_SMPTE_TIME_CODE_SYSTEM_30, &tc,
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i);
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ret = gst_smpte_time_code_get_frame_number (GST_SMPTE_TIME_CODE_SYSTEM_30,
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&fn, &tc);
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if (!ret) {
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g_print ("bad valid at %d\n", i);
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}
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if (fn != i) {
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g_print ("index mismatch %d != %d\n", fn, i);
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}
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}
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return 0;
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}
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