gst-libs/gst/vaapi/gstvaapiencoder_h263.h

   1 /*
   2  *  gstvaapiencoder_h263.h - H.263 encoder
   3  *
   4  *  Copyright (C) 2011 Intel Corporation
   5  *
   6  *  This library is free software; you can redistribute it and/or
   7  *  modify it under the terms of the GNU Lesser General Public License
   8  *  as published by the Free Software Foundation; either version 2.1
   9  *  of the License, or (at your option) any later version.
  10  *
  11  *  This library is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  *  Lesser General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU Lesser General Public
  17  *  License along with this library; if not, write to the Free
  18  *  Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  19  *  Boston, MA 02110-1301 USA
  20  */
  21
  22 #ifndef GST_VAAPI_ENCODER_H263_H
  23 #define GST_VAAPI_ENCODER_H263_H
  24
  25 #include "gst/vaapi/gstvaapisurfacepool.h"
  26 #include "gst/vaapi/gstvaapibaseencoder.h"
  27
  28 G_BEGIN_DECLS
  29
  30 #define H263_DEFAULT_INTRA_PERIOD 30
  31 #define H263_DEFAULT_INIT_QP      15
  32 #define H263_DEFAULT_MIN_QP       1
  33
  34
  35 typedef struct _GstVaapiEncoderH263              GstVaapiEncoderH263;
  36 typedef struct _GstVaapiEncoderH263Private       GstVaapiEncoderH263Private;
  37 typedef struct _GstVaapiEncoderH263Class         GstVaapiEncoderH263Class;
  38
  39
  40 #define GST_TYPE_VAAPI_ENCODER_H263 \
  41     (gst_vaapi_encoder_h263_get_type())
  42
  43 #define GST_IS_VAAPI_ENCODER_H263(obj) \
  44     (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_VAAPI_ENCODER_H263))
  45
  46 #define GST_IS_VAAPI_ENCODER_H263_CLASS(klass) \
  47     (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_VAAPI_ENCODER_H263))
  48
  49 #define GST_VAAPI_ENCODER_H263_GET_CLASS(obj)                  \
  50     (G_TYPE_INSTANCE_GET_CLASS ((obj),                         \
  51                                 GST_TYPE_VAAPI_ENCODER_H263,   \
  52                                 GstVaapiEncoderH263Class))
  53
  54 #define GST_VAAPI_ENCODER_H263(obj)                            \
  55     (G_TYPE_CHECK_INSTANCE_CAST ((obj),                        \
  56                                  GST_TYPE_VAAPI_ENCODER_H263,  \
  57                                  GstVaapiEncoderH263))
  58
  59 #define GST_VAAPI_ENCODER_H263_CLASS(klass)                    \
  60     (G_TYPE_CHECK_CLASS_CAST ((klass),                         \
  61                               GST_TYPE_VAAPI_ENCODER_H263,     \
  62                               GstVaapiEncoderH263Class))
  63
  64 #define GST_VAAPI_ENCODER_H263_GET_PRIVATE(obj)                \
  65     (G_TYPE_INSTANCE_GET_PRIVATE((obj),                        \
  66                                  GST_TYPE_VAAPI_ENCODER_H263,  \
  67                                  GstVaapiEncoderH263Private))
  68
  69 struct _GstVaapiEncoderH263 {
  70   GstVaapiBaseEncoder parent;   /*based on gobject*/
  71
  72   guint32  bitrate;  /*kbps*/
  73   guint32  intra_period;
  74   guint32  init_qp;  /*default 15, 1~31*/
  75   guint32  min_qp;   /*default 1, 1~31*/
  76
  77   GstVaapiEncoderH263Private *priv;
  78 };
  79
  80 struct _GstVaapiEncoderH263Class {
  81     GstVaapiBaseEncoderClass parent_class;
  82 };
  83
  84
  85 GType
  86 gst_vaapi_encoder_h263_get_type(void);
  87
  88 GstVaapiEncoderH263 *
  89 gst_vaapi_encoder_h263_new(void);
  90
  91 static inline void
  92 gst_vaapi_encoder_h263_unref (GstVaapiEncoderH263 * encoder)
  93 {
  94   g_object_unref (encoder);
  95 }
  96
  97
  98 G_END_DECLS
  99
 100 #endif /* GST_VAAPI_ENCODER_H263_H */