gstmsdkh265dec.c 5.91 KB
Newer Older
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34
/* GStreamer Intel MSDK plugin
 * Copyright (c) 2016, Intel Corporation
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 *
 * 3. Neither the name of the copyright holder nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGDECE
 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#ifdef HAVE_CONFIG_H
#  include <config.h>
#endif
35

36
#include <mfxplugin.h>
37 38

#include "gstmsdkh265dec.h"
39
#include "gstmsdkvideomemory.h"
40 41 42 43

GST_DEBUG_CATEGORY_EXTERN (gst_msdkh265dec_debug);
#define GST_CAT_DEFAULT gst_msdkh265dec_debug

44
/* TODO: update both sink and src dynamically */
45 46 47 48 49 50
static GstStaticPadTemplate sink_factory = GST_STATIC_PAD_TEMPLATE ("sink",
    GST_PAD_SINK,
    GST_PAD_ALWAYS,
    GST_STATIC_CAPS ("video/x-h265, "
        "width = (int) [ 1, MAX ], height = (int) [ 1, MAX ], "
        "stream-format = (string) byte-stream , alignment = (string) au , "
51
        "profile = (string) { main, main-10 } ")
52 53
    );

54 55 56 57
static GstStaticPadTemplate src_factory = GST_STATIC_PAD_TEMPLATE ("src",
    GST_PAD_SRC,
    GST_PAD_ALWAYS,
    GST_STATIC_CAPS ("video/x-raw, "
58
        "format = (string) { NV12, P010_10LE }, "
59
        "framerate = (fraction) [0, MAX], "
60
        "width = (int) [ 1, MAX ], height = (int) [ 1, MAX ],"
61 62
        "interlace-mode = (string) progressive;"
        GST_VIDEO_CAPS_MAKE_WITH_FEATURES (GST_CAPS_FEATURE_MEMORY_DMABUF,
63
            "{ NV12, P010_10LE }") ";")
64 65
    );

66 67 68 69 70 71 72 73 74 75 76
#define gst_msdkh265dec_parent_class parent_class
G_DEFINE_TYPE (GstMsdkH265Dec, gst_msdkh265dec, GST_TYPE_MSDKDEC);

static gboolean
gst_msdkh265dec_configure (GstMsdkDec * decoder)
{
  GstMsdkH265Dec *h265dec = GST_MSDKH265DEC (decoder);
  mfxSession session;
  mfxStatus status;
  const mfxPluginUID *uid;

77
  session = gst_msdk_context_get_session (decoder->context);
78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94

  if (decoder->hardware)
    uid = &MFX_PLUGINID_HEVCD_HW;
  else
    uid = &MFX_PLUGINID_HEVCD_SW;

  status = MFXVideoUSER_Load (session, uid, 1);
  if (status < MFX_ERR_NONE) {
    GST_ERROR_OBJECT (h265dec, "Media SDK Plugin load failed (%s)",
        msdk_status_to_string (status));
    return FALSE;
  } else if (status > MFX_ERR_NONE) {
    GST_WARNING_OBJECT (h265dec, "Media SDK Plugin load warning: %s",
        msdk_status_to_string (status));
  }

  decoder->param.mfx.CodecId = MFX_CODEC_HEVC;
95 96 97 98 99

  /* This is a deprecated attribute in msdk-2017 version, but some
   * customers still using this for low-latency streaming of non-b-frame
   * encoded streams */
  decoder->param.mfx.DecodedOrder = h265dec->output_order;
100 101 102
  return TRUE;
}

103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147
static void
gst_msdkdec_h265_set_property (GObject * object, guint prop_id,
    const GValue * value, GParamSpec * pspec)
{
  GstMsdkH265Dec *thiz = GST_MSDKH265DEC (object);
  GstState state;

  GST_OBJECT_LOCK (thiz);
  state = GST_STATE (thiz);

  if (!gst_msdkdec_prop_check_state (state, pspec)) {
    GST_WARNING_OBJECT (thiz, "setting property in wrong state");
    GST_OBJECT_UNLOCK (thiz);
    return;
  }
  switch (prop_id) {
    case GST_MSDKDEC_PROP_OUTPUT_ORDER:
      thiz->output_order = g_value_get_enum (value);
      break;
    default:
      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
      break;
  }
  GST_OBJECT_UNLOCK (thiz);
  return;
}

static void
gst_msdkdec_h265_get_property (GObject * object, guint prop_id, GValue * value,
    GParamSpec * pspec)
{
  GstMsdkH265Dec *thiz = GST_MSDKH265DEC (object);

  GST_OBJECT_LOCK (thiz);
  switch (prop_id) {
    case GST_MSDKDEC_PROP_OUTPUT_ORDER:
      g_value_set_enum (value, thiz->output_order);
      break;
    default:
      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
      break;
  }
  GST_OBJECT_UNLOCK (thiz);
}

148 149 150
static void
gst_msdkh265dec_class_init (GstMsdkH265DecClass * klass)
{
151
  GObjectClass *gobject_class;
152 153 154
  GstElementClass *element_class;
  GstMsdkDecClass *decoder_class;

155
  gobject_class = G_OBJECT_CLASS (klass);
156 157 158
  element_class = GST_ELEMENT_CLASS (klass);
  decoder_class = GST_MSDKDEC_CLASS (klass);

159 160 161
  gobject_class->set_property = gst_msdkdec_h265_set_property;
  gobject_class->get_property = gst_msdkdec_h265_get_property;

162 163 164 165
  decoder_class->configure = GST_DEBUG_FUNCPTR (gst_msdkh265dec_configure);

  gst_element_class_set_static_metadata (element_class,
      "Intel MSDK H265 decoder",
166
      "Codec/Decoder/Video/Hardware",
167 168 169
      "H265 video decoder based on Intel Media SDK",
      "Scott D Phillips <scott.d.phillips@intel.com>");

170 171
  gst_msdkdec_prop_install_output_oder_property (gobject_class);

172
  gst_element_class_add_static_pad_template (element_class, &sink_factory);
173
  gst_element_class_add_static_pad_template (element_class, &src_factory);
174 175 176 177 178
}

static void
gst_msdkh265dec_init (GstMsdkH265Dec * thiz)
{
179
  thiz->output_order = PROP_OUTPUT_ORDER_DEFAULT;
180
}