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vaapidecode: handle EOS events.

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Flush all decoded frames to downstream when EOS is received. This is
performed by implementing GstVideoDecoder::finish() hook.
This commit is contained in:
Gwenole Beauchesne 2013-01-17 18:22:49 +01:00
parent cbcdc3bfae
commit 236e8833d1
1 changed files with 20 additions and 0 deletions
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20
gst/vaapi/gstvaapidecode.c
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@ -303,6 +303,25 @@ gst_vaapidecode_handle_frame(GstVideoDecoder *vdec, GstVideoCodecFrame *frame)
return gst_vaapidecode_push_decoded_frames(vdec);
}
static GstFlowReturn
gst_vaapidecode_finish(GstVideoDecoder *vdec)
{
GstVaapiDecode * const decode = GST_VAAPIDECODE(vdec);
GstVaapiDecoderStatus status;
status = gst_vaapi_decoder_flush(decode->decoder);
if (status != GST_VAAPI_DECODER_STATUS_SUCCESS)
goto error_flush;
return gst_vaapidecode_push_decoded_frames(vdec);
/* ERRORS */
error_flush:
{
GST_ERROR("failed to flush decoder (status %d)", status);
return GST_FLOW_UNEXPECTED;
}
}
static inline gboolean
gst_vaapidecode_ensure_display(GstVaapiDecode *decode)
{
@ -532,6 +551,7 @@ gst_vaapidecode_class_init(GstVaapiDecodeClass *klass)
vdec_class->set_format = GST_DEBUG_FUNCPTR(gst_vaapidecode_set_format);
vdec_class->parse = GST_DEBUG_FUNCPTR(gst_vaapidecode_parse);
vdec_class->handle_frame = GST_DEBUG_FUNCPTR(gst_vaapidecode_handle_frame);
vdec_class->finish = GST_DEBUG_FUNCPTR(gst_vaapidecode_finish);
gst_element_class_set_details_simple(
element_class,