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va: Do not use a common parent_class in vabasedec.

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We have only one copy of gst_va_base_dec_parent_class inside the
vabasedec, so it can not handle the case when there are multi va
decoders inside one pipeline. The pipeline:

  gst-launch-1.0 filesrc location=xxx.h264 ! h264parse \
      ! vah264dec ! msdkh265enc ! vah265dec ! fakesink

generates a assertion of

"invalid cast from 'GstVaH264Dec' to 'GstH265Decoder"

and gets a crash.

We should keep the parent_class for each decoder type.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/2231>
This commit is contained in:
He Junyan 2021-05-09 23:42:46 +08:00
parent da27722351
commit 64b596103a
8 changed files with 32 additions and 40 deletions
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8
sys/va/gstvaav1dec.c
View file

@ -80,9 +80,6 @@ struct _GstVaAV1Dec
gboolean need_negotiation;
};
#define parent_class gst_va_base_dec_parent_class
extern gpointer gst_va_base_dec_parent_class;
/* *INDENT-OFF* */
static const gchar *src_caps_str = GST_VIDEO_CAPS_MAKE_WITH_FEATURES ("memory:VAMemory",
"{ NV12, P010_10LE }") " ;" GST_VIDEO_CAPS_MAKE ("{ NV12, P010_10LE }");
@ -136,7 +133,8 @@ gst_va_av1_dec_negotiate (GstVideoDecoder * decoder)
GST_INFO_OBJECT (self, "Negotiated caps %" GST_PTR_FORMAT,
base->output_state->caps);
return GST_VIDEO_DECODER_CLASS (parent_class)->negotiate (decoder);
return GST_VIDEO_DECODER_CLASS (GST_VA_BASE_DEC_GET_PARENT_CLASS
(decoder))->negotiate (decoder);
}
static GstCaps *
@ -871,7 +869,7 @@ static void
gst_va_av1_dec_dispose (GObject * object)
{
gst_va_base_dec_close (GST_VIDEO_DECODER (object));
G_OBJECT_CLASS (parent_class)->dispose (object);
G_OBJECT_CLASS (GST_VA_BASE_DEC_GET_PARENT_CLASS (object))->dispose (object);
}
static void

17
sys/va/gstvabasedec.c
View file

@ -28,9 +28,6 @@
#define GST_CAT_DEFAULT (base->debug_category)
#define parent_class gst_va_base_dec_parent_class
gpointer gst_va_base_dec_parent_class = NULL;
static gboolean
gst_va_base_dec_open (GstVideoDecoder * decoder)
{
@ -86,7 +83,8 @@ gst_va_base_dec_stop (GstVideoDecoder * decoder)
gst_buffer_pool_set_active (base->other_pool, FALSE);
gst_clear_object (&base->other_pool);
return GST_VIDEO_DECODER_CLASS (parent_class)->stop (decoder);
return GST_VIDEO_DECODER_CLASS (GST_VA_BASE_DEC_GET_PARENT_CLASS
(decoder))->stop (decoder);
}
static GstCaps *
@ -175,7 +173,8 @@ gst_va_base_dec_src_query (GstVideoDecoder * decoder, GstQuery * query)
/* else jump to default */
}
default:
ret = GST_VIDEO_DECODER_CLASS (parent_class)->src_query (decoder, query);
ret = GST_VIDEO_DECODER_CLASS (GST_VA_BASE_DEC_GET_PARENT_CLASS
(decoder))->src_query (decoder, query);
break;
}
@ -187,7 +186,8 @@ gst_va_base_dec_sink_query (GstVideoDecoder * decoder, GstQuery * query)
{
if (GST_QUERY_TYPE (query) == GST_QUERY_CONTEXT)
return _query_context (GST_VA_BASE_DEC (decoder), query);
return GST_VIDEO_DECODER_CLASS (parent_class)->sink_query (decoder, query);
return GST_VIDEO_DECODER_CLASS (GST_VA_BASE_DEC_GET_PARENT_CLASS
(decoder))->sink_query (decoder, query);
}
static GstAllocator *
@ -408,7 +408,8 @@ gst_va_base_dec_set_context (GstElement * element, GstContext * context)
gst_clear_object (&old_display);
gst_clear_object (&new_display);
GST_ELEMENT_CLASS (parent_class)->set_context (element, context);
GST_ELEMENT_CLASS (GST_VA_BASE_DEC_GET_PARENT_CLASS
(element))->set_context (element, context);
}
void
@ -426,7 +427,7 @@ gst_va_base_dec_class_init (GstVaBaseDecClass * klass, GstVaCodecs codec,
GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
GstVideoDecoderClass *decoder_class = GST_VIDEO_DECODER_CLASS (klass);
gst_va_base_dec_parent_class = g_type_class_peek_parent (klass);
klass->parent_decoder_class = g_type_class_peek_parent (klass);
klass->codec = codec;
klass->render_device_path = g_strdup (render_device_path);

3
sys/va/gstvabasedec.h
View file

@ -37,6 +37,7 @@ G_BEGIN_DECLS
#define GST_VA_BASE_DEC(obj) ((GstVaBaseDec *)(obj))
#define GST_VA_BASE_DEC_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), G_TYPE_FROM_INSTANCE (obj), GstVaBaseDecClass))
#define GST_VA_BASE_DEC_CLASS(klass) ((GstVaBaseDecClass *)(klass))
#define GST_VA_BASE_DEC_GET_PARENT_CLASS(obj) (GST_VA_BASE_DEC_GET_CLASS(obj)->parent_decoder_class)
typedef struct _GstVaBaseDec GstVaBaseDec;
typedef struct _GstVaBaseDecClass GstVaBaseDecClass;
@ -90,6 +91,8 @@ struct _GstVaBaseDecClass
GstVaCodecs codec;
gchar *render_device_path;
/* The parent class in GType hierarchy */
GstObjectClass *parent_decoder_class;
};
struct CData

8
sys/va/gstvah264dec.c
View file

@ -89,9 +89,6 @@ struct _GstVaH264Dec
gboolean interlaced;
};
#define parent_class gst_va_base_dec_parent_class
extern gpointer gst_va_base_dec_parent_class;
/* *INDENT-OFF* */
static const gchar *src_caps_str = GST_VIDEO_CAPS_MAKE_WITH_FEATURES ("memory:VAMemory",
"{ NV12, P010_10LE }") " ;" GST_VIDEO_CAPS_MAKE ("{ NV12, P010_10LE }");
@ -825,7 +822,8 @@ gst_va_h264_dec_negotiate (GstVideoDecoder * decoder)
GST_INFO_OBJECT (self, "Negotiated caps %" GST_PTR_FORMAT,
base->output_state->caps);
return GST_VIDEO_DECODER_CLASS (parent_class)->negotiate (decoder);
return GST_VIDEO_DECODER_CLASS (GST_VA_BASE_DEC_GET_PARENT_CLASS
(decoder))->negotiate (decoder);
}
static void
@ -836,7 +834,7 @@ gst_va_h264_dec_dispose (GObject * object)
gst_va_base_dec_close (GST_VIDEO_DECODER (object));
g_clear_pointer (&self->ref_list, g_array_unref);
G_OBJECT_CLASS (parent_class)->dispose (object);
G_OBJECT_CLASS (GST_VA_BASE_DEC_GET_PARENT_CLASS (object))->dispose (object);
}
static void

12
sys/va/gstvah265dec.c
View file

@ -92,9 +92,6 @@ struct _GstVaH265Dec
gboolean need_negotiation;
};
#define parent_class gst_va_base_dec_parent_class
extern gpointer gst_va_base_dec_parent_class;
/* *INDENT-OFF* */
static const gchar *src_caps_str = GST_VIDEO_CAPS_MAKE_WITH_FEATURES ("memory:VAMemory",
"{ NV12, P010_10LE }") " ;" GST_VIDEO_CAPS_MAKE ("{ NV12, P010_10LE }");
@ -388,8 +385,8 @@ gst_va_h265_dec_decode_slice (GstH265Decoder * decoder,
header->deblocking_filter_disabled_flag;
slice_param.LongSliceFlags.fields.collocated_from_l0_flag =
header->collocated_from_l0_flag;
slice_param.LongSliceFlags.
fields.slice_loop_filter_across_slices_enabled_flag =
slice_param.LongSliceFlags.fields.
slice_loop_filter_across_slices_enabled_flag =
header->loop_filter_across_slices_enabled_flag;
_fill_ref_pic_list (decoder, picture, slice_param.RefPicList[0],
@ -898,14 +895,15 @@ gst_va_h265_dec_negotiate (GstVideoDecoder * decoder)
GST_INFO_OBJECT (self, "Negotiated caps %" GST_PTR_FORMAT,
base->output_state->caps);
return GST_VIDEO_DECODER_CLASS (parent_class)->negotiate (decoder);
return GST_VIDEO_DECODER_CLASS (GST_VA_BASE_DEC_GET_PARENT_CLASS
(decoder))->negotiate (decoder);
}
static void
gst_va_h265_dec_dispose (GObject * object)
{
gst_va_base_dec_close (GST_VIDEO_DECODER (object));
G_OBJECT_CLASS (parent_class)->dispose (object);
G_OBJECT_CLASS (GST_VA_BASE_DEC_GET_PARENT_CLASS (object))->dispose (object);
}
static void

8
sys/va/gstvampeg2dec.c
View file

@ -76,9 +76,6 @@ struct _GstVaMpeg2Dec
GstMpegVideoSequenceHdr seq;
};
#define parent_class gst_va_base_dec_parent_class
extern gpointer gst_va_base_dec_parent_class;
/* *INDENT-OFF* */
static const gchar *src_caps_str = GST_VIDEO_CAPS_MAKE_WITH_FEATURES ("memory:VAMemory",
"{ NV12 }") " ;" GST_VIDEO_CAPS_MAKE ("{ NV12 }");
@ -132,7 +129,8 @@ gst_va_mpeg2_dec_negotiate (GstVideoDecoder * decoder)
GST_INFO_OBJECT (self, "Negotiated caps %" GST_PTR_FORMAT,
base->output_state->caps);
return GST_VIDEO_DECODER_CLASS (parent_class)->negotiate (decoder);
return GST_VIDEO_DECODER_CLASS (GST_VA_BASE_DEC_GET_PARENT_CLASS
(decoder))->negotiate (decoder);
}
static VAProfile
@ -604,7 +602,7 @@ static void
gst_va_mpeg2_dec_dispose (GObject * object)
{
gst_va_base_dec_close (GST_VIDEO_DECODER (object));
G_OBJECT_CLASS (parent_class)->dispose (object);
G_OBJECT_CLASS (GST_VA_BASE_DEC_GET_PARENT_CLASS (object))->dispose (object);
}
static void

8
sys/va/gstvavp8dec.c
View file

@ -75,9 +75,6 @@ struct _GstVaVp8Dec
gboolean need_negotiation;
};
#define parent_class gst_va_base_dec_parent_class
extern gpointer gst_va_base_dec_parent_class;
/* *INDENT-OFF* */
static const gchar *src_caps_str = GST_VIDEO_CAPS_MAKE_WITH_FEATURES ("memory:VAMemory",
"{ NV12 }") " ;" GST_VIDEO_CAPS_MAKE ("{ NV12 }");
@ -128,7 +125,8 @@ gst_va_vp8_dec_negotiate (GstVideoDecoder * decoder)
GST_INFO_OBJECT (self, "Negotiated caps %" GST_PTR_FORMAT,
base->output_state->caps);
return GST_VIDEO_DECODER_CLASS (parent_class)->negotiate (decoder);
return GST_VIDEO_DECODER_CLASS (GST_VA_BASE_DEC_GET_PARENT_CLASS
(decoder))->negotiate (decoder);
}
static VAProfile
@ -466,7 +464,7 @@ static void
gst_va_vp8_dec_dispose (GObject * object)
{
gst_va_base_dec_close (GST_VIDEO_DECODER (object));
G_OBJECT_CLASS (parent_class)->dispose (object);
G_OBJECT_CLASS (GST_VA_BASE_DEC_GET_PARENT_CLASS (object))->dispose (object);
}
static void

8
sys/va/gstvavp9dec.c
View file

@ -73,9 +73,6 @@ struct _GstVaVp9Dec
gboolean need_negotiation;
};
#define parent_class gst_va_base_dec_parent_class
extern gpointer gst_va_base_dec_parent_class;
/* *INDENT-OFF* */
static const gchar *src_caps_str = GST_VIDEO_CAPS_MAKE_WITH_FEATURES ("memory:VAMemory",
"{ NV12 }") " ;" GST_VIDEO_CAPS_MAKE ("{ NV12 }");
@ -520,14 +517,15 @@ gst_va_vp9_dec_negotiate (GstVideoDecoder * decoder)
GST_INFO_OBJECT (self, "Negotiated caps %" GST_PTR_FORMAT,
base->output_state->caps);
return GST_VIDEO_DECODER_CLASS (parent_class)->negotiate (decoder);
return GST_VIDEO_DECODER_CLASS (GST_VA_BASE_DEC_GET_PARENT_CLASS
(decoder))->negotiate (decoder);
}
static void
gst_va_vp9_dec_dispose (GObject * object)
{
gst_va_base_dec_close (GST_VIDEO_DECODER (object));
G_OBJECT_CLASS (parent_class)->dispose (object);
G_OBJECT_CLASS (GST_VA_BASE_DEC_GET_PARENT_CLASS (object))->dispose (object);
}
static void