sys/va/gstvadecoder.h

   1 /* GStreamer
   2  * Copyright (C) 2020 Igalia, S.L.
   3  *     Author: Víctor Jáquez <vjaquez@igalia.com>
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Library General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Library General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Library General Public
  16  * License along with this library; if not, write to the
  17  * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
  18  * Boston, MA 02110-1301, USA.
  19  */
  20
  21 #pragma once
  22
  23 #include <gst/va/gstvadisplay.h>
  24 #include <va/va.h>
  25
  26 G_BEGIN_DECLS
  27
  28 typedef struct _GstVaDecodePicture GstVaDecodePicture;
  29 struct _GstVaDecodePicture
  30 {
  31   GstVaDisplay *display;
  32   GArray *buffers;
  33   GArray *slices;
  34   GstBuffer *gstbuffer;
  35 };
  36
  37 #define GST_TYPE_VA_DECODER (gst_va_decoder_get_type())
  38 G_DECLARE_FINAL_TYPE (GstVaDecoder, gst_va_decoder, GST, VA_DECODER, GstObject)
  39
  40 GstVaDecoder *        gst_va_decoder_new                  (GstVaDisplay * display,
  41                                                            guint32 codec);
  42 gboolean              gst_va_decoder_open                 (GstVaDecoder * self,
  43                                                            VAProfile profile,
  44                                                            guint rt_format);
  45 gboolean              gst_va_decoder_close                (GstVaDecoder * self);
  46 gboolean              gst_va_decoder_is_open              (GstVaDecoder * self);
  47 gboolean              gst_va_decoder_set_frame_size_with_surfaces
  48                                                           (GstVaDecoder * self,
  49                                                            gint coded_width,
  50                                                            gint coded_height,
  51                                                            GArray * surfaces);
  52 gboolean              gst_va_decoder_set_frame_size       (GstVaDecoder * self,
  53                                                            gint coded_width,
  54                                                            gint coded_height);
  55 gboolean              gst_va_decoder_update_frame_size    (GstVaDecoder * self,
  56                                                            gint coded_width,
  57                                                            gint coded_height);
  58 GstCaps *             gst_va_decoder_get_srcpad_caps      (GstVaDecoder * self);
  59 GstCaps *             gst_va_decoder_get_sinkpad_caps     (GstVaDecoder * self);
  60 gboolean              gst_va_decoder_has_profile          (GstVaDecoder * self,
  61                                                            VAProfile profile);
  62 gint                  gst_va_decoder_get_mem_types        (GstVaDecoder * self);
  63 GArray *              gst_va_decoder_get_surface_formats  (GstVaDecoder * self);
  64
  65 gboolean              gst_va_decoder_add_param_buffer     (GstVaDecoder * self,
  66                                                            GstVaDecodePicture * pic,
  67                                                            gint type,
  68                                                            gpointer data,
  69                                                            gsize size);
  70 gboolean              gst_va_decoder_add_slice_buffer     (GstVaDecoder * self,
  71                                                            GstVaDecodePicture * pic,
  72                                                            gpointer params_data,
  73                                                            gsize params_size,
  74                                                            gpointer slice_data,
  75                                                            gsize slice_size);
  76 gboolean              gst_va_decoder_add_slice_buffer_with_n_params
  77                                                           (GstVaDecoder * self,
  78                                                            GstVaDecodePicture * pic,
  79                                                            gpointer params_data,
  80                                                            gsize params_size,
  81                                                            guint params_num,
  82                                                            gpointer slice_data,
  83                                                            gsize slice_size);
  84 gboolean              gst_va_decoder_decode               (GstVaDecoder * self,
  85                                                            GstVaDecodePicture * pic);
  86 gboolean              gst_va_decoder_decode_with_aux_surface (GstVaDecoder * self,
  87                                                               GstVaDecodePicture * pic,
  88                                                               gboolean use_aux);
  89 gboolean              gst_va_decoder_config_is_equal      (GstVaDecoder * decoder,
  90                                                            VAProfile new_profile,
  91                                                            guint new_rtformat,
  92                                                            gint new_width,
  93                                                            gint new_height);
  94 gboolean              gst_va_decoder_get_config           (GstVaDecoder * decoder,
  95                                                            VAProfile * profile,
  96                                                            guint * rt_format,
  97                                                            gint * width,
  98                                                            gint * height);
  99
 100 GstVaDecodePicture *  gst_va_decode_picture_new           (GstVaDecoder * self,
 101                                                            GstBuffer * buffer);
 102 VASurfaceID           gst_va_decode_picture_get_surface   (GstVaDecodePicture * pic);
 103 VASurfaceID           gst_va_decode_picture_get_aux_surface (GstVaDecodePicture * pic);
 104 void                  gst_va_decode_picture_free          (GstVaDecodePicture * pic);
 105 GstVaDecodePicture *  gst_va_decode_picture_dup           (GstVaDecodePicture * pic);
 106
 107 G_END_DECLS