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mpeg2: handle closed_gop.

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This commit is contained in:
Gwenole Beauchesne 2011-09-12 18:02:53 +02:00
parent 49b4702fb6
commit c5902b7a84
1 changed files with 12 additions and 3 deletions
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15
gst-libs/gst/vaapi/gstvaapidecoder_mpeg2.c
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@ -85,6 +85,8 @@ struct _GstVaapiDecoderMpeg2Private {
guint profile_changed : 1;
guint quant_matrix_changed : 1;
guint progressive_sequence : 1;
guint closed_gop : 1;
guint broken_link : 1;
};
static void
@ -304,7 +306,8 @@ decode_current_picture(GstVaapiDecoderMpeg2 *decoder)
if (!gst_vaapi_decoder_decode_picture(base_decoder, picture))
status = GST_VAAPI_DECODER_STATUS_ERROR_UNKNOWN;
if (!GST_VAAPI_PICTURE_IS_REFERENCE(picture)) {
if (priv->prev_picture && priv->next_picture)
if ((priv->prev_picture && priv->next_picture) ||
(priv->closed_gop && priv->next_picture))
status = render_picture(decoder, picture);
gst_vaapi_decoder_free_picture(base_decoder, picture);
}
@ -444,8 +447,12 @@ decode_gop(GstVaapiDecoderMpeg2 *decoder, guchar *buf, guint buf_size)
return GST_VAAPI_DECODER_STATUS_ERROR_BITSTREAM_PARSER;
}
GST_DEBUG("GOP %02u:%02u:%02u:%02u",
gop.hour, gop.minute, gop.second, gop.frame);
priv->closed_gop = gop.closed_gop;
priv->broken_link = gop.broken_link;
GST_DEBUG("GOP %02u:%02u:%02u:%02u (closed_gop %d, broken_link %d)",
gop.hour, gop.minute, gop.second, gop.frame,
priv->closed_gop, priv->broken_link);
pts = GST_SECOND * (gop.hour * 3600 + gop.minute * 60 + gop.second);
pts += gst_util_uint64_scale(gop.frame, GST_SECOND * priv->fps_d, priv->fps_n);
@ -899,6 +906,8 @@ gst_vaapi_decoder_mpeg2_init(GstVaapiDecoderMpeg2 *decoder)
priv->profile_changed = FALSE;
priv->quant_matrix_changed = FALSE;
priv->progressive_sequence = FALSE;
priv->closed_gop = FALSE;
priv->broken_link = FALSE;
}
/**