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ext/ffmpeg/: Use special functions for timestamp-conversion again, since we otherwise don't handle clocktimenone corr...

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Original commit message from CVS:
* ext/ffmpeg/gstffmpegcodecmap.h:
* ext/ffmpeg/gstffmpegdec.c: (gst_ffmpegdec_connect),
(gst_ffmpegdec_frame), (gst_ffmpegdec_chain):
* ext/ffmpeg/gstffmpegdemux.c: (gst_ffmpegdemux_loop):
* ext/ffmpeg/gstffmpegenc.c: (gst_ffmpegenc_link),
(gst_ffmpegenc_chain_video):
* ext/ffmpeg/gstffmpegmux.c: (gst_ffmpegmux_loop):
Use special functions for timestamp-conversion again, since we
otherwise don't handle clocktimenone correctly (#311593).
This commit is contained in:
Ronald S. Bultje 2005-07-27 16:03:51 +00:00
parent 50cfdb7539
commit 512472efad
6 changed files with 66 additions and 19 deletions
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12
ChangeLog
View file

@ -1,3 +1,15 @@
2005-07-27 Ronald S. Bultje <rbultje@ronald.bitfreak.net>
* ext/ffmpeg/gstffmpegcodecmap.h:
* ext/ffmpeg/gstffmpegdec.c: (gst_ffmpegdec_connect),
(gst_ffmpegdec_frame), (gst_ffmpegdec_chain):
* ext/ffmpeg/gstffmpegdemux.c: (gst_ffmpegdemux_loop):
* ext/ffmpeg/gstffmpegenc.c: (gst_ffmpegenc_link),
(gst_ffmpegenc_chain_video):
* ext/ffmpeg/gstffmpegmux.c: (gst_ffmpegmux_loop):
Use special functions for timestamp-conversion again, since we
otherwise don't handle clocktimenone correctly (#311593).
2005-07-24 Ronald S. Bultje <rbultje@ronald.bitfreak.net>
* ext/ffmpeg/gstffmpegcodecmap.c: (gst_ffmpeg_caps_to_codecid):

33
ext/ffmpeg/gstffmpegcodecmap.h
View file

@ -132,4 +132,37 @@ gst_ffmpeg_img_convert (AVPicture * dst, int dst_pix_fmt,
const AVPicture * src, int src_pix_fmt,
int src_width, int src_height);
/*
* Convert from/to a GStreamer <-> FFMpeg timestamp.
*/
static inline guint64
gst_ffmpeg_time_ff_to_gst (gint64 pts, AVRational base)
{
guint64 out;
if (pts == AV_NOPTS_VALUE){
out = GST_CLOCK_TIME_NONE;
} else {
AVRational bq = { 1, GST_SECOND };
out = av_rescale_q (pts, base, bq);
}
return out;
}
static inline gint64
gst_ffmpeg_time_gst_to_ff (guint64 time, AVRational base)
{
gint64 out;
if (!GST_CLOCK_TIME_IS_VALID (time)) {
out = AV_NOPTS_VALUE;
} else {
AVRational bq;
out = av_rescale_q (time, bq, base);
}
return out;
}
#endif /* __GST_FFMPEG_CODECMAP_H__ */

15
ext/ffmpeg/gstffmpegdec.c
View file

@ -453,6 +453,10 @@ gst_ffmpegdec_connect (GstPad * pad, const GstCaps * caps)
/* get size and so */
gst_ffmpeg_caps_with_codecid (oclass->in_plugin->id,
oclass->in_plugin->type, caps, ffmpegdec->context);
if (!ffmpegdec->context->time_base.den) {
ffmpegdec->context->time_base.num = 1;
ffmpegdec->context->time_base.den = 25;
}
/* get pixel aspect ratio if it's set */
structure = gst_caps_get_structure (caps, 0);
@ -807,7 +811,8 @@ gst_ffmpegdec_frame (GstFFMpegDec * ffmpegdec,
(2 * ffmpegdec->context->channels *
ffmpegdec->context->sample_rate);
ffmpegdec->next_ts += GST_BUFFER_DURATION (outbuf);
*in_ts += GST_BUFFER_DURATION (outbuf);
if (GST_CLOCK_TIME_IS_VALID (*in_ts))
*in_ts += GST_BUFFER_DURATION (outbuf);
} else if (len > 0 && have_data == 0) {
/* cache output, because it may be used for caching (in-place) */
ffmpegdec->last_buffer = outbuf;
@ -972,10 +977,8 @@ gst_ffmpegdec_chain (GstPad * pad, GstData * _data)
if (ffmpegdec->pctx) {
gint res;
gint64 ffpts;
AVRational bq = { 1, 1000000000 };
ffpts = av_rescale_q (in_ts, bq, ffmpegdec->context->time_base);
ffpts = gst_ffmpeg_time_gst_to_ff (in_ts, ffmpegdec->context->time_base);
res = av_parser_parse (ffmpegdec->pctx, ffmpegdec->context,
&data, &size, bdata, bsize,
ffpts, ffpts);
@ -983,8 +986,8 @@ gst_ffmpegdec_chain (GstPad * pad, GstData * _data)
GST_DEBUG_OBJECT (ffmpegdec, "Parsed video frame, res=%d, size=%d",
res, size);
in_ts = av_rescale_q (in_ts, ffmpegdec->context->time_base, bq);
in_ts = gst_ffmpeg_time_ff_to_gst (ffmpegdec->pctx->pts,
ffmpegdec->context->time_base);
if (res == 0 || size == 0)
break;
else {

9
ext/ffmpeg/gstffmpegdemux.c
View file

@ -655,12 +655,11 @@ gst_ffmpegdemux_loop (GstElement * element)
memcpy (GST_BUFFER_DATA (outbuf), pkt.data, pkt.size);
GST_BUFFER_SIZE (outbuf) = pkt.size;
if (pkt.pts != AV_NOPTS_VALUE) {
AVRational bq = { 1, GST_SECOND };
GST_BUFFER_TIMESTAMP (outbuf) = av_rescale_q (pkt.pts,
demux->context->streams[pkt.stream_index]->time_base, bq);
GST_BUFFER_TIMESTAMP (outbuf) =
gst_ffmpeg_time_ff_to_gst (pkt.pts,
demux->context->streams[pkt.stream_index]->time_base);
if (GST_BUFFER_TIMESTAMP_IS_VALID (outbuf))
demux->last_ts[stream->index] = GST_BUFFER_TIMESTAMP (outbuf);
}
if (pkt.flags & PKT_FLAG_KEY)
GST_BUFFER_FLAG_SET (outbuf, GST_BUFFER_KEY_UNIT);

12
ext/ffmpeg/gstffmpegenc.c
View file

@ -385,10 +385,10 @@ gst_ffmpegenc_link (GstPad * pad, const GstCaps * caps)
/* fetch pix_fmt and so on */
gst_ffmpeg_caps_with_codectype (oclass->in_plugin->type,
caps, ffmpegenc->context);
/* FIXME: prevent nego errors because of fixed-caps */
if (!ffmpegenc->context->time_base.den)
ffmpegenc->context->time_base.den = DEFAULT_FRAME_RATE_BASE * 25;
if (!ffmpegenc->context->time_base.den) {
ffmpegenc->context->time_base.den = 25;
ffmpegenc->context->time_base.num = 1;
}
pix_fmt = ffmpegenc->context->pix_fmt;
@ -480,8 +480,8 @@ gst_ffmpegenc_chain_video (GstPad * pad, GstData * _data)
g_return_if_fail (frame_size == GST_BUFFER_SIZE (inbuf));
ffmpegenc->picture->pts =
av_rescale_q (GST_BUFFER_TIMESTAMP (inbuf),
bq, ffmpegenc->context->time_base);
gst_ffmpeg_time_gst_to_ff (GST_BUFFER_TIMESTAMP (inbuf),
ffmpegenc->context->time_base);
outbuf = gst_buffer_new_and_alloc (ffmpegenc->buffer_size);
ret_size = avcodec_encode_video (ffmpegenc->context,

4
ext/ffmpeg/gstffmpegmux.c
View file

@ -481,8 +481,8 @@ gst_ffmpegmux_loop (GstElement * element)
ffmpegmux->context->streams[bufnum]->codec->frame_number++;
/* set time */
pkt.pts = av_rescale_q (GST_BUFFER_TIMESTAMP (buf),
bq, ffmpegmux->context->streams[bufnum]->time_base);
pkt.pts = gst_ffmpeg_time_gst_to_ff (GST_BUFFER_TIMESTAMP (buf),
ffmpegmux->context->streams[bufnum]->time_base);
pkt.dts = pkt.pts;
pkt.data = GST_BUFFER_DATA (buf);
pkt.size = GST_BUFFER_SIZE (buf);