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x264enc: Fix setting latency

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Fixes setting latency when framerate is dynamic and round up the latency
to avoid rounding issues.
This commit is contained in:
Nicolas Dufresne 2012-04-26 22:27:55 +00:00 committed by Sebastian Dröge
parent 6e920bc4aa
commit c3cc8d416c
1 changed files with 18 additions and 3 deletions
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21
ext/x264/gstx264enc.c
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@ -1371,9 +1371,24 @@ static void
gst_x264_enc_set_latency (GstX264Enc * encoder)
{
GstVideoInfo *info = &encoder->input_state->info;
GstClockTime latency = gst_util_uint64_scale (GST_SECOND * info->fps_d,
x264_encoder_maximum_delayed_frames (encoder->x264enc), info->fps_n);
gst_video_encoder_set_latency (GST_VIDEO_ENCODER (encoder), latency, latency);
if (info->fps_n) {
GstClockTime latency;
gint max_delayed_frames;
max_delayed_frames = x264_encoder_maximum_delayed_frames (encoder->x264enc);
latency = gst_util_uint64_scale_ceil (GST_SECOND * info->fps_d,
max_delayed_frames, info->fps_n);
GST_INFO ("Updating latency to %" GST_TIME_FORMAT " (%d frames)",
GST_TIME_ARGS (latency), max_delayed_frames);
gst_video_encoder_set_latency (GST_VIDEO_ENCODER (encoder), latency,
latency);
} else {
/* We can't do live as we don't know our latency */
gst_video_encoder_set_latency (GST_VIDEO_ENCODER (encoder),
GST_CLOCK_TIME_NONE, GST_CLOCK_TIME_NONE);
}
}
static gboolean