Function nvenc_fill_time_code

libavcodec/nvenc.c:2503–2549

#ifdef NVENC_HAVE_TIME_CODE
static void nvenc_fill_time_code(AVCodecContext *avctx, const AVFrame *frame, NV_ENC_TIME_CODE *time_code)
{
    AVFrameSideData *sd = av_frame_get_side_data(frame, AV_FRAME_DATA_S12M_TIMECODE);

    if (sd) {
        uint32_t *tc = (uint32_t*)sd->data;
        int cnt = FFMIN(tc[0], FF_ARRAY_ELEMS(time_code->clockTimestamp));

        switch (cnt) {
            case 0:
                time_code->displayPicStruct = NV_ENC_PIC_STRUCT_DISPLAY_FRAME;
                time_code->skipClockTimestampInsertion = 1;
                break;
            case 2:
                time_code->displayPicStruct = NV_ENC_PIC_STRUCT_DISPLAY_FRAME_DOUBLING;
                break;
            case 3:
                time_code->displayPicStruct = NV_ENC_PIC_STRUCT_DISPLAY_FRAME_TRIPLING;
                break;
            default:
                time_code->displayPicStruct = NV_ENC_PIC_STRUCT_DISPLAY_FRAME;
                break;
        }

        for (int i = 0; i < cnt; i++) {
            unsigned hh, mm, ss, ff, drop;
            ff_timecode_set_smpte(&drop, &hh, &mm, &ss, &ff, avctx->framerate, tc[i + 1], 0, 0);

#ifdef NVENC_NEW_COUNTING_TYPE
            time_code->clockTimestamp[i].countingTypeLSB = 0;
            time_code->clockTimestamp[i].countingTypeMSB = 0;
#else
            time_code->clockTimestamp[i].countingType = 0;
#endif
            time_code->clockTimestamp[i].discontinuityFlag = 0;
            time_code->clockTimestamp[i].cntDroppedFrames = drop;
            time_code->clockTimestamp[i].nFrames = ff;
            time_code->clockTimestamp[i].secondsValue = ss;
            time_code->clockTimestamp[i].minutesValue = mm;
            time_code->clockTimestamp[i].hoursValue = hh;
            time_code->clockTimestamp[i].timeOffset = 0;
        }
    } else {
        time_code->displayPicStruct = NV_ENC_PIC_STRUCT_DISPLAY_FRAME;
        time_code->skipClockTimestampInsertion = 1;
    }
}
#endif

static void nvenc_codec_specific_pic_params(AVCodecContext *avctx, const AVFrame *frame,