#include "config.h"
#include "libavformat/avformat.h"
#include "libavformat/internal.h"
+#include "libavutil/avutil.h"
#include "libavutil/common.h"
#include "libavutil/imgutils.h"
+#include "libavutil/time.h"
+#include "libavutil/mathematics.h"
#if CONFIG_LIBZVBI
#include <libzvbi.h>
#endif
return (ULONG)m_refCount;
}
+static int64_t get_pkt_pts(IDeckLinkVideoInputFrame *videoFrame,
+ IDeckLinkAudioInputPacket *audioFrame,
+ int64_t wallclock,
+ DecklinkPtsSource pts_src,
+ AVRational time_base, int64_t *initial_pts)
+{
+ int64_t pts = AV_NOPTS_VALUE;
+ BMDTimeValue bmd_pts;
+ BMDTimeValue bmd_duration;
+ HRESULT res = E_INVALIDARG;
+ switch (pts_src) {
+ case PTS_SRC_AUDIO:
+ if (audioFrame)
+ res = audioFrame->GetPacketTime(&bmd_pts, time_base.den);
+ break;
+ case PTS_SRC_VIDEO:
+ if (videoFrame)
+ res = videoFrame->GetStreamTime(&bmd_pts, &bmd_duration, time_base.den);
+ break;
+ case PTS_SRC_REFERENCE:
+ if (videoFrame)
+ res = videoFrame->GetHardwareReferenceTimestamp(time_base.den, &bmd_pts, &bmd_duration);
+ break;
+ case PTS_SRC_WALLCLOCK:
+ pts = av_rescale_q(wallclock, AV_TIME_BASE_Q, time_base);
+ break;
+ }
+ if (res == S_OK)
+ pts = bmd_pts / time_base.num;
+
+ if (pts != AV_NOPTS_VALUE && *initial_pts == AV_NOPTS_VALUE)
+ *initial_pts = pts;
+ if (*initial_pts != AV_NOPTS_VALUE)
+ pts -= *initial_pts;
+
+ return pts;
+}
+
HRESULT decklink_input_callback::VideoInputFrameArrived(
IDeckLinkVideoInputFrame *videoFrame, IDeckLinkAudioInputPacket *audioFrame)
{
void *audioFrameBytes;
BMDTimeValue frameTime;
BMDTimeValue frameDuration;
+ int64_t wallclock = 0;
ctx->frameCount++;
+ if (ctx->audio_pts_source == PTS_SRC_WALLCLOCK || ctx->video_pts_source == PTS_SRC_WALLCLOCK)
+ wallclock = av_gettime_relative();
// Handle Video Frame
if (videoFrame) {
no_video = 0;
}
- pkt.pts = frameTime / ctx->video_st->time_base.num;
-
- if (initial_video_pts == AV_NOPTS_VALUE) {
- initial_video_pts = pkt.pts;
- }
-
- pkt.pts -= initial_video_pts;
+ pkt.pts = get_pkt_pts(videoFrame, audioFrame, wallclock, ctx->video_pts_source, ctx->video_st->time_base, &initial_video_pts);
pkt.dts = pkt.pts;
pkt.duration = frameDuration;
pkt.size = audioFrame->GetSampleFrameCount() * ctx->audio_st->codecpar->channels * (16 / 8);
audioFrame->GetBytes(&audioFrameBytes);
audioFrame->GetPacketTime(&audio_pts, ctx->audio_st->time_base.den);
- pkt.pts = audio_pts / ctx->audio_st->time_base.num;
-
- if (initial_audio_pts == AV_NOPTS_VALUE) {
- initial_audio_pts = pkt.pts;
- }
-
- pkt.pts -= initial_audio_pts;
+ pkt.pts = get_pkt_pts(videoFrame, audioFrame, wallclock, ctx->audio_pts_source, ctx->audio_st->time_base, &initial_audio_pts);
pkt.dts = pkt.pts;
//fprintf(stderr,"Audio Frame size %d ts %d\n", pkt.size, pkt.pts);
ctx->video_input = decklink_video_connection_map[cctx->video_input];
if (cctx->audio_input > 0 && (unsigned int)cctx->audio_input < FF_ARRAY_ELEMS(decklink_audio_connection_map))
ctx->audio_input = decklink_audio_connection_map[cctx->audio_input];
+ ctx->audio_pts_source = cctx->audio_pts_source;
+ ctx->video_pts_source = cctx->video_pts_source;
cctx->ctx = ctx;
#if !CONFIG_LIBZVBI