gstreamer/gst-libs/gst/vaapi/gstvaapidecoder_objects.h

257 lines
8.3 KiB
C

/*
* gstvaapidecoder_objects.h - VA decoder objects
*
* Copyright (C) 2010-2011 Splitted-Desktop Systems
* Author: Gwenole Beauchesne <gwenole.beauchesne@splitted-desktop.com>
* Copyright (C) 2011-2014 Intel Corporation
* Author: Gwenole Beauchesne <gwenole.beauchesne@intel.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation; either version 2.1
* of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free
* Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301 USA
*/
#ifndef GST_VAAPI_DECODER_OBJECTS_H
#define GST_VAAPI_DECODER_OBJECTS_H
#include <gst/vaapi/gstvaapicodec_objects.h>
G_BEGIN_DECLS
typedef struct _GstVaapiPicture GstVaapiPicture;
typedef struct _GstVaapiSlice GstVaapiSlice;
/* ------------------------------------------------------------------------- */
/* --- Pictures --- */
/* ------------------------------------------------------------------------- */
#define GST_VAAPI_PICTURE_CAST(obj) \
((GstVaapiPicture *) (obj))
#define GST_VAAPI_PICTURE(obj) \
GST_VAAPI_PICTURE_CAST (obj)
#define GST_VAAPI_IS_PICTURE(obj) \
(GST_VAAPI_PICTURE (obj) != NULL)
typedef enum
{
GST_VAAPI_PICTURE_TYPE_NONE = 0, // Undefined
GST_VAAPI_PICTURE_TYPE_I, // Intra
GST_VAAPI_PICTURE_TYPE_P, // Predicted
GST_VAAPI_PICTURE_TYPE_B, // Bi-directional predicted
GST_VAAPI_PICTURE_TYPE_S, // S(GMC)-VOP (MPEG-4)
GST_VAAPI_PICTURE_TYPE_SI, // Switching Intra
GST_VAAPI_PICTURE_TYPE_SP, // Switching Predicted
GST_VAAPI_PICTURE_TYPE_BI, // BI type (VC-1)
} GstVaapiPictureType;
/**
* GstVaapiPictureFlags:
* @GST_VAAPI_PICTURE_FLAG_SKIPPED: skipped frame
* @GST_VAAPI_PICTURE_FLAG_REFERENCE: reference frame
* @GST_VAAPI_PICTURE_FLAG_OUTPUT: frame was output
* @GST_VAAPI_PICTURE_FLAG_INTERLACED: interlaced frame
* @GST_VAAPI_PICTURE_FLAG_FF: first-field
* @GST_VAAPI_PICTURE_FLAG_TFF: top-field-first
* @GST_VAAPI_PICTURE_FLAG_MVC: multiview component
* @GST_VAAPI_PICTURE_FLAG_LAST: first flag that can be used by subclasses
*
* Enum values used for #GstVaapiPicture flags.
*/
typedef enum
{
GST_VAAPI_PICTURE_FLAG_SKIPPED = (GST_VAAPI_CODEC_OBJECT_FLAG_LAST << 0),
GST_VAAPI_PICTURE_FLAG_REFERENCE = (GST_VAAPI_CODEC_OBJECT_FLAG_LAST << 1),
GST_VAAPI_PICTURE_FLAG_OUTPUT = (GST_VAAPI_CODEC_OBJECT_FLAG_LAST << 2),
GST_VAAPI_PICTURE_FLAG_INTERLACED = (GST_VAAPI_CODEC_OBJECT_FLAG_LAST << 3),
GST_VAAPI_PICTURE_FLAG_FF = (GST_VAAPI_CODEC_OBJECT_FLAG_LAST << 4),
GST_VAAPI_PICTURE_FLAG_TFF = (GST_VAAPI_CODEC_OBJECT_FLAG_LAST << 5),
GST_VAAPI_PICTURE_FLAG_MVC = (GST_VAAPI_CODEC_OBJECT_FLAG_LAST << 6),
GST_VAAPI_PICTURE_FLAG_LAST = (GST_VAAPI_CODEC_OBJECT_FLAG_LAST << 7),
} GstVaapiPictureFlags;
#define GST_VAAPI_PICTURE_FLAGS GST_VAAPI_MINI_OBJECT_FLAGS
#define GST_VAAPI_PICTURE_FLAG_IS_SET GST_VAAPI_MINI_OBJECT_FLAG_IS_SET
#define GST_VAAPI_PICTURE_FLAG_SET GST_VAAPI_MINI_OBJECT_FLAG_SET
#define GST_VAAPI_PICTURE_FLAG_UNSET GST_VAAPI_MINI_OBJECT_FLAG_UNSET
#define GST_VAAPI_PICTURE_IS_SKIPPED(picture) \
GST_VAAPI_PICTURE_FLAG_IS_SET (picture, GST_VAAPI_PICTURE_FLAG_SKIPPED)
#define GST_VAAPI_PICTURE_IS_REFERENCE(picture) \
GST_VAAPI_PICTURE_FLAG_IS_SET (picture, GST_VAAPI_PICTURE_FLAG_REFERENCE)
#define GST_VAAPI_PICTURE_IS_OUTPUT(picture) \
GST_VAAPI_PICTURE_FLAG_IS_SET (picture, GST_VAAPI_PICTURE_FLAG_OUTPUT)
#define GST_VAAPI_PICTURE_IS_INTERLACED(picture) \
GST_VAAPI_PICTURE_FLAG_IS_SET (picture, GST_VAAPI_PICTURE_FLAG_INTERLACED)
#define GST_VAAPI_PICTURE_IS_FIRST_FIELD(picture) \
GST_VAAPI_PICTURE_FLAG_IS_SET (picture, GST_VAAPI_PICTURE_FLAG_FF)
#define GST_VAAPI_PICTURE_IS_TFF(picture) \
GST_VAAPI_PICTURE_FLAG_IS_SET (picture, GST_VAAPI_PICTURE_FLAG_TFF)
#define GST_VAAPI_PICTURE_IS_FRAME(picture) \
(GST_VAAPI_PICTURE (picture)->structure == GST_VAAPI_PICTURE_STRUCTURE_FRAME)
#define GST_VAAPI_PICTURE_IS_COMPLETE(picture) \
(GST_VAAPI_PICTURE_IS_FRAME (picture) || \
!GST_VAAPI_PICTURE_IS_FIRST_FIELD (picture))
#define GST_VAAPI_PICTURE_IS_MVC(picture) \
(GST_VAAPI_PICTURE_FLAG_IS_SET (picture, GST_VAAPI_PICTURE_FLAG_MVC))
/**
* GstVaapiPicture:
*
* A #GstVaapiCodecObject holding a picture parameter.
*/
struct _GstVaapiPicture
{
/*< private >*/
GstVaapiCodecObject parent_instance;
GstVaapiPicture *parent_picture;
GstVideoCodecFrame *frame;
GstVaapiSurface *surface;
GstVaapiSurfaceProxy *proxy;
VABufferID param_id;
guint param_size;
/*< public >*/
GstVaapiPictureType type;
VASurfaceID surface_id;
gpointer param;
GPtrArray *slices;
GstVaapiIqMatrix *iq_matrix;
GstVaapiHuffmanTable *huf_table;
GstVaapiBitPlane *bitplane;
GstVaapiProbabilityTable *prob_table;
GstClockTime pts;
gint32 poc;
guint16 voc;
guint16 view_id;
guint structure;
GstVaapiRectangle crop_rect;
guint has_crop_rect:1;
};
G_GNUC_INTERNAL
void
gst_vaapi_picture_destroy (GstVaapiPicture * picture);
G_GNUC_INTERNAL
gboolean
gst_vaapi_picture_create (GstVaapiPicture * picture,
const GstVaapiCodecObjectConstructorArgs * args);
G_GNUC_INTERNAL
GstVaapiPicture *
gst_vaapi_picture_new (GstVaapiDecoder * decoder,
gconstpointer param, guint param_size);
G_GNUC_INTERNAL
GstVaapiPicture *
gst_vaapi_picture_new_field (GstVaapiPicture * picture);
G_GNUC_INTERNAL
void
gst_vaapi_picture_add_slice (GstVaapiPicture * picture, GstVaapiSlice * slice);
G_GNUC_INTERNAL
gboolean
gst_vaapi_picture_decode (GstVaapiPicture * picture);
G_GNUC_INTERNAL
gboolean
gst_vaapi_picture_output (GstVaapiPicture * picture);
G_GNUC_INTERNAL
void
gst_vaapi_picture_set_crop_rect (GstVaapiPicture * picture,
const GstVaapiRectangle * crop_rect);
#define gst_vaapi_picture_ref(picture) \
gst_vaapi_codec_object_ref (picture)
#define gst_vaapi_picture_unref(picture) \
gst_vaapi_codec_object_unref (picture)
#define gst_vaapi_picture_replace(old_picture_ptr, new_picture) \
gst_vaapi_codec_object_replace (old_picture_ptr, new_picture)
/* ------------------------------------------------------------------------- */
/* --- Slices --- */
/* ------------------------------------------------------------------------- */
#define GST_VAAPI_SLICE_CAST(obj) \
((GstVaapiSlice *) (obj))
#define GST_VAAPI_SLICE(obj) \
GST_VAAPI_SLICE_CAST (obj)
#define GST_VAAPI_IS_SLICE(obj) \
(GST_VAAPI_SLICE (obj) != NULL)
/**
* GstVaapiSlice:
*
* A #GstVaapiCodecObject holding a slice parameter.
*/
struct _GstVaapiSlice
{
/*< private >*/
GstVaapiCodecObject parent_instance;
/*< public >*/
VABufferID param_id;
VABufferID data_id;
gpointer param;
/* Per-slice overrides */
GstVaapiHuffmanTable *huf_table;
};
G_GNUC_INTERNAL
void
gst_vaapi_slice_destroy (GstVaapiSlice * slice);
G_GNUC_INTERNAL
gboolean
gst_vaapi_slice_create (GstVaapiSlice * slice,
const GstVaapiCodecObjectConstructorArgs * args);
G_GNUC_INTERNAL
GstVaapiSlice *
gst_vaapi_slice_new (GstVaapiDecoder * decoder, gconstpointer param,
guint param_size, const guchar * data, guint data_size);
/* ------------------------------------------------------------------------- */
/* --- Helpers to create codec-dependent objects --- */
/* ------------------------------------------------------------------------- */
#define GST_VAAPI_PICTURE_NEW(codec, decoder) \
gst_vaapi_picture_new (GST_VAAPI_DECODER_CAST (decoder), \
NULL, sizeof (G_PASTE (VAPictureParameterBuffer, codec)))
#define GST_VAAPI_SLICE_NEW(codec, decoder, buf, buf_size) \
gst_vaapi_slice_new (GST_VAAPI_DECODER_CAST (decoder), \
NULL, sizeof (G_PASTE (VASliceParameterBuffer, codec)), \
buf, buf_size)
G_END_DECLS
#endif /* GST_VAAPI_DECODER_OBJECTS_H */