#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->dli->DisableAudioInput();
}
- if (ctx->dli)
- ctx->dli->Release();
- if (ctx->dl)
- ctx->dl->Release();
-
+ ff_decklink_cleanup(avctx);
avpacket_queue_end(&ctx->queue);
av_freep(&cctx->ctx);
{
struct decklink_cctx *cctx = (struct decklink_cctx *) avctx->priv_data;
struct decklink_ctx *ctx;
- IDeckLinkDisplayModeIterator *itermode;
- IDeckLinkIterator *iter;
- IDeckLink *dl = NULL;
AVStream *st;
HRESULT result;
char fname[1024];
char *tmp;
int mode_num = 0;
+ int ret;
ctx = (struct decklink_ctx *) av_mallocz(sizeof(struct decklink_ctx));
if (!ctx)
ctx->list_formats = cctx->list_formats;
ctx->teletext_lines = cctx->teletext_lines;
ctx->preroll = cctx->preroll;
+ ctx->duplex_mode = cctx->duplex_mode;
+ if (cctx->video_input > 0 && (unsigned int)cctx->video_input < FF_ARRAY_ELEMS(decklink_video_connection_map))
+ 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
return AVERROR(EINVAL);
}
- iter = CreateDeckLinkIteratorInstance();
- if (!iter) {
- av_log(avctx, AV_LOG_ERROR, "Could not create DeckLink iterator\n");
- return AVERROR(EIO);
- }
-
/* List available devices. */
if (ctx->list_devices) {
ff_decklink_list_devices(avctx);
*tmp = 0;
}
- /* Open device. */
- while (iter->Next(&dl) == S_OK) {
- const char *displayName;
- ff_decklink_get_display_name(dl, &displayName);
- if (!strcmp(fname, displayName)) {
- av_free((void *) displayName);
- ctx->dl = dl;
- break;
- }
- av_free((void *) displayName);
- dl->Release();
- }
- iter->Release();
- if (!ctx->dl) {
- av_log(avctx, AV_LOG_ERROR, "Could not open '%s'\n", fname);
- return AVERROR(EIO);
- }
+ ret = ff_decklink_init_device(avctx, fname);
+ if (ret < 0)
+ return ret;
/* Get input device. */
if (ctx->dl->QueryInterface(IID_IDeckLinkInput, (void **) &ctx->dli) != S_OK) {
av_log(avctx, AV_LOG_ERROR, "Could not open output device from '%s'\n",
avctx->filename);
- ctx->dl->Release();
- return AVERROR(EIO);
+ ret = AVERROR(EIO);
+ goto error;
}
/* List supported formats. */
if (ctx->list_formats) {
ff_decklink_list_formats(avctx, DIRECTION_IN);
- ctx->dli->Release();
- ctx->dl->Release();
- return AVERROR_EXIT;
- }
-
- if (ctx->dli->GetDisplayModeIterator(&itermode) != S_OK) {
- av_log(avctx, AV_LOG_ERROR, "Could not get Display Mode Iterator\n");
- ctx->dl->Release();
- return AVERROR(EIO);
+ ret = AVERROR_EXIT;
+ goto error;
}
if (mode_num > 0) {
if (ff_decklink_set_format(avctx, DIRECTION_IN, mode_num) < 0) {
av_log(avctx, AV_LOG_ERROR, "Could not set mode %d for %s\n", mode_num, fname);
+ ret = AVERROR(EIO);
goto error;
}
}
- itermode->Release();
-
/* Setup streams. */
st = avformat_new_stream(avctx, NULL);
if (!st) {
av_log(avctx, AV_LOG_ERROR, "Cannot add stream\n");
+ ret = AVERROR(ENOMEM);
goto error;
}
st->codecpar->codec_type = AVMEDIA_TYPE_AUDIO;
st = avformat_new_stream(avctx, NULL);
if (!st) {
av_log(avctx, AV_LOG_ERROR, "Cannot add stream\n");
+ ret = AVERROR(ENOMEM);
goto error;
}
st->codecpar->codec_type = AVMEDIA_TYPE_VIDEO;
st->time_base.den = ctx->bmd_tb_den;
st->time_base.num = ctx->bmd_tb_num;
- st->codecpar->bit_rate = av_image_get_buffer_size((AVPixelFormat)st->codecpar->format, ctx->bmd_width, ctx->bmd_height, 1) * 1/av_q2d(st->time_base) * 8;
if (cctx->v210) {
st->codecpar->codec_id = AV_CODEC_ID_V210;
st->codecpar->codec_tag = MKTAG('V', '2', '1', '0');
+ st->codecpar->bit_rate = av_rescale(ctx->bmd_width * ctx->bmd_height * 64, st->time_base.den, st->time_base.num * 3);
} else {
st->codecpar->codec_id = AV_CODEC_ID_RAWVIDEO;
st->codecpar->format = AV_PIX_FMT_UYVY422;
st->codecpar->codec_tag = MKTAG('U', 'Y', 'V', 'Y');
+ st->codecpar->bit_rate = av_rescale(ctx->bmd_width * ctx->bmd_height * 16, st->time_base.den, st->time_base.num);
}
avpriv_set_pts_info(st, 64, 1, 1000000); /* 64 bits pts in us */
st = avformat_new_stream(avctx, NULL);
if (!st) {
av_log(avctx, AV_LOG_ERROR, "Cannot add stream\n");
+ ret = AVERROR(ENOMEM);
goto error;
}
st->codecpar->codec_type = AVMEDIA_TYPE_SUBTITLE;
if (result != S_OK) {
av_log(avctx, AV_LOG_ERROR, "Cannot enable audio input\n");
+ ret = AVERROR(EIO);
goto error;
}
if (result != S_OK) {
av_log(avctx, AV_LOG_ERROR, "Cannot enable video input\n");
+ ret = AVERROR(EIO);
goto error;
}
if (decklink_start_input (avctx) != S_OK) {
av_log(avctx, AV_LOG_ERROR, "Cannot start input stream\n");
+ ret = AVERROR(EIO);
goto error;
}
return 0;
error:
-
- ctx->dli->Release();
- ctx->dl->Release();
-
- return AVERROR(EIO);
+ ff_decklink_cleanup(avctx);
+ return ret;
}
int ff_decklink_read_packet(AVFormatContext *avctx, AVPacket *pkt)
projects / ffmpeg / blobdiff