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4a46b5d6c4
Keep a valid reference to the proxy in GstVaapiPicture so that frames marked as "used for reference" could be kept during the lifetime of the picture. i.e. don't release them too soon as they could be re-used right away.
254 lines
8.3 KiB
C
254 lines
8.3 KiB
C
/*
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* gstvaapidecoder_objects.h - VA decoder objects
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*
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* Copyright (C) 2010-2011 Splitted-Desktop Systems
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* Copyright (C) 2011-2012 Intel Corporation
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation; either version 2.1
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* of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free
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* Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA
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*/
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#ifndef GST_VAAPI_DECODER_OBJECTS_H
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#define GST_VAAPI_DECODER_OBJECTS_H
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#include <gst/vaapi/gstvaapicodec_objects.h>
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G_BEGIN_DECLS
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typedef enum _GstVaapiPictureType GstVaapiPictureType;
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typedef struct _GstVaapiPicture GstVaapiPicture;
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typedef struct _GstVaapiPictureClass GstVaapiPictureClass;
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typedef struct _GstVaapiSlice GstVaapiSlice;
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typedef struct _GstVaapiSliceClass GstVaapiSliceClass;
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/* ------------------------------------------------------------------------- */
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/* --- Pictures --- */
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/* ------------------------------------------------------------------------- */
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#define GST_VAAPI_TYPE_PICTURE \
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(gst_vaapi_picture_get_type())
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#define GST_VAAPI_PICTURE_CAST(obj) \
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((GstVaapiPicture *)(obj))
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#define GST_VAAPI_PICTURE(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj), \
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GST_VAAPI_TYPE_PICTURE, \
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GstVaapiPicture))
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#define GST_VAAPI_PICTURE_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass), \
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GST_VAAPI_TYPE_PICTURE, \
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GstVaapiPictureClass))
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#define GST_VAAPI_IS_PICTURE(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_VAAPI_TYPE_PICTURE))
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#define GST_VAAPI_IS_PICTURE_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE((klass), GST_VAAPI_TYPE_PICTURE))
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#define GST_VAAPI_PICTURE_GET_CLASS(obj) \
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(G_TYPE_INSTANCE_GET_CLASS((obj), \
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GST_VAAPI_TYPE_PICTURE, \
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GstVaapiPictureClass))
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enum _GstVaapiPictureType {
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GST_VAAPI_PICTURE_TYPE_NONE = 0, // Undefined
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GST_VAAPI_PICTURE_TYPE_I, // Intra
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GST_VAAPI_PICTURE_TYPE_P, // Predicted
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GST_VAAPI_PICTURE_TYPE_B, // Bi-directional predicted
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GST_VAAPI_PICTURE_TYPE_S, // S(GMC)-VOP (MPEG-4)
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GST_VAAPI_PICTURE_TYPE_SI, // Switching Intra
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GST_VAAPI_PICTURE_TYPE_SP, // Switching Predicted
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GST_VAAPI_PICTURE_TYPE_BI, // BI type (VC-1)
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};
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/**
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* Picture flags:
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* @GST_VAAPI_PICTURE_FLAG_SKIPPED: skipped frame
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* @GST_VAAPI_PICTURE_FLAG_REFERENCE: reference frame
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* @GST_VAAPI_PICTURE_FLAG_LAST: first flag that can be used by subclasses
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*
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* Enum values used for #GstVaapiPicture flags.
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*/
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enum {
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GST_VAAPI_PICTURE_FLAG_SKIPPED = (GST_VAAPI_CODEC_OBJECT_FLAG_LAST << 0),
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GST_VAAPI_PICTURE_FLAG_REFERENCE = (GST_VAAPI_CODEC_OBJECT_FLAG_LAST << 1),
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GST_VAAPI_PICTURE_FLAG_LAST = (GST_VAAPI_CODEC_OBJECT_FLAG_LAST << 2),
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};
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#define GST_VAAPI_PICTURE_FLAG_IS_SET GST_MINI_OBJECT_FLAG_IS_SET
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#define GST_VAAPI_PICTURE_FLAG_SET GST_MINI_OBJECT_FLAG_SET
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#define GST_VAAPI_PICTURE_FLAG_UNSET GST_MINI_OBJECT_FLAG_UNSET
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#define GST_VAAPI_PICTURE_IS_REFERENCE(picture) \
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GST_VAAPI_PICTURE_FLAG_IS_SET(picture, GST_VAAPI_PICTURE_FLAG_REFERENCE)
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/**
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* GstVaapiPicture:
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*
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* A #GstVaapiCodecObject holding a picture parameter.
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*/
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struct _GstVaapiPicture {
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/*< private >*/
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GstVaapiCodecObject parent_instance;
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GstVaapiSurface *surface;
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GstVaapiSurfaceProxy *proxy;
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VABufferID param_id;
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/*< public >*/
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GstVaapiPictureType type;
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VASurfaceID surface_id;
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gpointer param;
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GPtrArray *slices;
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GstVaapiIqMatrix *iq_matrix;
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GstVaapiBitPlane *bitplane;
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GstClockTime pts;
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};
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/**
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* GstVaapiPictureClass:
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*
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* The #GstVaapiPicture base class.
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*/
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struct _GstVaapiPictureClass {
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/*< private >*/
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GstVaapiCodecObjectClass parent_class;
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};
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GType
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gst_vaapi_picture_get_type(void)
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attribute_hidden;
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GstVaapiPicture *
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gst_vaapi_picture_new(
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GstVaapiDecoder *decoder,
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gconstpointer param,
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guint param_size
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) attribute_hidden;
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void
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gst_vaapi_picture_add_slice(GstVaapiPicture *picture, GstVaapiSlice *slice)
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attribute_hidden;
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gboolean
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gst_vaapi_picture_decode(GstVaapiPicture *picture)
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attribute_hidden;
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gboolean
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gst_vaapi_picture_output(GstVaapiPicture *picture)
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attribute_hidden;
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static inline gpointer
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gst_vaapi_picture_ref(gpointer ptr)
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{
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return gst_mini_object_ref(GST_MINI_OBJECT(ptr));
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}
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static inline void
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gst_vaapi_picture_unref(gpointer ptr)
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{
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gst_mini_object_unref(GST_MINI_OBJECT(ptr));
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}
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#define gst_vaapi_picture_replace(old_picture_p, new_picture) \
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gst_mini_object_replace((GstMiniObject **)(old_picture_p), \
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(GstMiniObject *)(new_picture))
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/* ------------------------------------------------------------------------- */
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/* --- Slices --- */
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/* ------------------------------------------------------------------------- */
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#define GST_VAAPI_TYPE_SLICE \
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(gst_vaapi_slice_get_type())
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#define GST_VAAPI_SLICE_CAST(obj) \
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((GstVaapiSlice *)(obj))
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#define GST_VAAPI_SLICE(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj), \
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GST_VAAPI_TYPE_SLICE, \
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GstVaapiSlice))
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#define GST_VAAPI_SLICE_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass), \
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GST_VAAPI_TYPE_SLICE, \
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GstVaapiSliceClass))
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#define GST_VAAPI_IS_SLICE(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_VAAPI_TYPE_SLICE))
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#define GST_VAAPI_IS_SLICE_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE((klass), GST_VAAPI_TYPE_SLICE))
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#define GST_VAAPI_SLICE_GET_CLASS(obj) \
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(G_TYPE_INSTANCE_GET_CLASS((obj), \
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GST_VAAPI_TYPE_SLICE, \
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GstVaapiSliceClass))
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/**
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* GstVaapiSlice:
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*
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* A #GstVaapiCodecObject holding a slice parameter.
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*/
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struct _GstVaapiSlice {
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/*< private >*/
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GstVaapiCodecObject parent_instance;
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/*< public >*/
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VABufferID param_id;
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VABufferID data_id;
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gpointer param;
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};
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/**
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* GstVaapiSliceClass:
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*
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* The #GstVaapiSlice base class.
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*/
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struct _GstVaapiSliceClass {
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/*< private >*/
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GstVaapiCodecObjectClass parent_class;
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};
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GType
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gst_vaapi_slice_get_type(void)
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attribute_hidden;
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GstVaapiSlice *
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gst_vaapi_slice_new(
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GstVaapiDecoder *decoder,
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gconstpointer param,
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guint param_size,
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const guchar *data,
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guint data_size
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) attribute_hidden;
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/* ------------------------------------------------------------------------- */
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/* --- Helpers to create codec-dependent objects --- */
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/* ------------------------------------------------------------------------- */
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#define GST_VAAPI_PICTURE_NEW(codec, decoder) \
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gst_vaapi_picture_new(GST_VAAPI_DECODER_CAST(decoder), \
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NULL, sizeof(VAPictureParameterBuffer##codec))
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#define GST_VAAPI_SLICE_NEW(codec, decoder, buf, buf_size) \
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gst_vaapi_slice_new(GST_VAAPI_DECODER_CAST(decoder), \
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NULL, sizeof(VASliceParameterBuffer##codec), \
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buf, buf_size)
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G_END_DECLS
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#endif /* GST_VAAPI_DECODER_OBJECTS_H */
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