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vdpaumpegdec: add new gst_vdp_mpeg_decoder_flush for flushing the decoder

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Carl-Anton Ingmarsson 2009-06-05 11:51:41 +02:00 committed by Jan Schmidt
parent f80a727957
commit e2d8cc99b0
1 changed files with 22 additions and 15 deletions
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37
sys/vdpau/gstvdpmpegdecoder.c
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@ -522,7 +522,7 @@ gst_vdp_mpeg_decoder_parse_quant_matrix (GstVdpMpegDecoder * mpeg_dec,
}
static void
gst_vdp_mpeg_decoder_reset (GstVdpMpegDecoder * mpeg_dec)
gst_vdp_mpeg_decoder_flush (GstVdpMpegDecoder * mpeg_dec)
{
if (mpeg_dec->vdp_info.forward_reference != VDP_INVALID_HANDLE)
gst_buffer_unref (mpeg_dec->f_buffer);
@ -532,8 +532,22 @@ gst_vdp_mpeg_decoder_reset (GstVdpMpegDecoder * mpeg_dec)
gst_vdp_mpeg_decoder_init_info (&mpeg_dec->vdp_info);
gst_adapter_clear (mpeg_dec->adapter);
}
//mpeg_dec->byterate = -1;
static void
gst_vdp_mpeg_decoder_reset (GstVdpMpegDecoder * mpeg_dec)
{
gst_vdp_mpeg_decoder_flush (mpeg_dec);
if (mpeg_dec->decoder != VDP_INVALID_HANDLE)
mpeg_dec->device->vdp_decoder_destroy (mpeg_dec->decoder);
mpeg_dec->decoder = VDP_INVALID_HANDLE;
if (mpeg_dec->device)
g_object_unref (mpeg_dec->device);
mpeg_dec->device = NULL;
mpeg_dec->broken_gop = FALSE;
mpeg_dec->next_timestamp = 0;
}
static GstFlowReturn
@ -548,7 +562,7 @@ gst_vdp_mpeg_decoder_chain (GstPad * pad, GstBuffer * buffer)
if (G_UNLIKELY (GST_BUFFER_FLAG_IS_SET (buffer, GST_BUFFER_FLAG_DISCONT))) {
GST_DEBUG_OBJECT (mpeg_dec, "Received discont buffer");
gst_vdp_mpeg_decoder_reset (mpeg_dec);
gst_vdp_mpeg_decoder_flush (mpeg_dec);
}
gst_vdp_mpeg_packetizer_init (&packetizer, buffer);
@ -733,7 +747,7 @@ gst_vdp_mpeg_decoder_sink_event (GstPad * pad, GstEvent * event)
{
GST_DEBUG_OBJECT (mpeg_dec, "flush stop");
gst_vdp_mpeg_decoder_reset (mpeg_dec);
gst_vdp_mpeg_decoder_flush (mpeg_dec);
res = gst_pad_push_event (mpeg_dec->src, event);
break;
@ -767,12 +781,6 @@ gst_vdp_mpeg_decoder_change_state (GstElement * element,
switch (transition) {
case GST_STATE_CHANGE_PAUSED_TO_READY:
gst_vdp_mpeg_decoder_reset (mpeg_dec);
mpeg_dec->device->vdp_decoder_destroy (mpeg_dec->decoder);
mpeg_dec->decoder = VDP_INVALID_HANDLE;
g_object_unref (mpeg_dec->device);
mpeg_dec->device = NULL;
break;
default:
break;
@ -860,15 +868,14 @@ gst_vdp_mpeg_decoder_init (GstVdpMpegDecoder * mpeg_dec,
gst_element_add_pad (GST_ELEMENT (mpeg_dec), mpeg_dec->sink);
mpeg_dec->display_name = NULL;
mpeg_dec->device = NULL;
mpeg_dec->decoder = VDP_INVALID_HANDLE;
gst_vdp_mpeg_decoder_init_info (&mpeg_dec->vdp_info);
mpeg_dec->adapter = gst_adapter_new ();
mpeg_dec->broken_gop = FALSE;
mpeg_dec->next_timestamp = 0;
mpeg_dec->adapter = gst_adapter_new ();
mpeg_dec->device = NULL;
mpeg_dec->decoder = VDP_INVALID_HANDLE;
gst_vdp_mpeg_decoder_init_info (&mpeg_dec->vdp_info);
}
static void