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vaapidecode: fix calculation of the time-out value.

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Fix calculation of the time-out value for cases where no VA surface is
available for decoding. In this case, we need to wait until downstream
sink consumed at least one surface. The time-out was miscalculated as
it was always set to <current-time> + one second, which is not suitable
for streams with larger gaps.
This commit is contained in:
Gwenole Beauchesne 2013-01-03 13:10:33 +01:00
parent 492cafdbc1
commit 5788d8ae45
1 changed files with 8 additions and 6 deletions
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10
gst/vaapi/gstvaapidecode.c
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@ -186,14 +186,14 @@ gst_vaapidecode_handle_frame(GstVideoDecoder *vdec, GstVideoCodecFrame *frame)
GstFlowReturn ret;
gint64 end_time;
/* Decode current frame */
for (;;) {
if (!decode->render_time_base)
decode->render_time_base = g_get_monotonic_time();
end_time = decode->render_time_base;
if (!end_time)
end_time = g_get_monotonic_time();
end_time += GST_TIME_AS_USECONDS(decode->last_buffer_time);
end_time += G_TIME_SPAN_SECOND;
/* Decode current frame */
for (;;) {
status = gst_vaapi_decoder_decode(decode->decoder, frame);
if (status == GST_VAAPI_DECODER_STATUS_ERROR_NO_SURFACE) {
gboolean was_signalled;
@ -234,6 +234,8 @@ gst_vaapidecode_handle_frame(GstVideoDecoder *vdec, GstVideoCodecFrame *frame)
ret = gst_video_decoder_finish_frame(vdec, out_frame);
if (ret != GST_FLOW_OK)
goto error_commit_buffer;
decode->last_buffer_time = out_frame->pts;
gst_video_codec_frame_unref(out_frame);
};
return GST_FLOW_OK;