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theoraenc: factor out keyframe forcing

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See #578656
This commit is contained in:
Olivier Crete 2009-04-14 17:31:31 +02:00 committed by Wim Taymans
parent 9f23b82b2c
commit d0c3682627
1 changed files with 17 additions and 13 deletions
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30
ext/theora/theoraenc.c
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@ -590,6 +590,21 @@ theora_enc_get_ogg_packet_end_time (GstTheoraEnc * enc, ogg_packet * op)
return theora_granule_time (&enc->state, end_granule) * GST_SECOND;
}
static void
theora_enc_force_keyframe (GstTheoraEnc * enc)
{
GstClockTime next_ts;
/* make sure timestamps increment after resetting the decoder */
next_ts = enc->next_ts + enc->timestamp_offset;
theora_enc_reset (enc);
enc->granulepos_offset =
gst_util_uint64_scale (next_ts, enc->fps_n, GST_SECOND * enc->fps_d);
enc->timestamp_offset = next_ts;
enc->next_ts = 0;
}
static gboolean
theora_enc_sink_event (GstPad * pad, GstEvent * event)
{
@ -640,19 +655,8 @@ theora_enc_sink_event (GstPad * pad, GstEvent * event)
s = gst_event_get_structure (event);
if (gst_structure_has_name (s, "GstForceKeyUnit")) {
GstClockTime next_ts;
/* make sure timestamps increment after resetting the decoder */
next_ts = enc->next_ts + enc->timestamp_offset;
theora_enc_reset (enc);
enc->granulepos_offset =
gst_util_uint64_scale (next_ts, enc->fps_n,
GST_SECOND * enc->fps_d);
enc->timestamp_offset = next_ts;
enc->next_ts = 0;
}
if (gst_structure_has_name (s, "GstForceKeyUnit"))
theora_enc_force_keyframe (enc);
res = gst_pad_push_event (enc->srcpad, event);
break;
}