gstmsdkvp9enc.c 7.25 KB
Newer Older
Haihao Xiang's avatar
Haihao Xiang committed
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
35
36
37
38
39
40
41
42
/*
 * GStreamer Intel MSDK plugin
 * Copyright (c) 2019 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 NEGLIGENCE
 * 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

#include <gst/allocators/gstdmabuf.h>

#include "gstmsdkvp9enc.h"

GST_DEBUG_CATEGORY_EXTERN (gst_msdkvp9enc_debug);
#define GST_CAT_DEFAULT gst_msdkvp9enc_debug

43
44
#define COMMON_FORMAT "{ NV12, I420, YV12, YUY2, UYVY, BGRA, P010_10LE }"

Haihao Xiang's avatar
Haihao Xiang committed
45
46
47
static GstStaticPadTemplate sink_factory = GST_STATIC_PAD_TEMPLATE ("sink",
    GST_PAD_SINK,
    GST_PAD_ALWAYS,
48
49
    GST_STATIC_CAPS (GST_MSDK_CAPS_STR (COMMON_FORMAT,
            "{ NV12, P010_10LE }")));
Haihao Xiang's avatar
Haihao Xiang committed
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119

static GstStaticPadTemplate src_factory = GST_STATIC_PAD_TEMPLATE ("src",
    GST_PAD_SRC,
    GST_PAD_ALWAYS,
    GST_STATIC_CAPS ("video/x-vp9, "
        "framerate = (fraction) [0/1, MAX], "
        "width = (int) [ 1, MAX ], height = (int) [ 1, MAX ], "
        "profile = (string) { 0, 2 } ")
    );

#define gst_msdkvp9enc_parent_class parent_class
G_DEFINE_TYPE (GstMsdkVP9Enc, gst_msdkvp9enc, GST_TYPE_MSDKENC);

static gboolean
gst_msdkvp9enc_set_format (GstMsdkEnc * encoder)
{
  GstMsdkVP9Enc *thiz = GST_MSDKVP9ENC (encoder);
  GstCaps *template_caps;
  GstCaps *allowed_caps = NULL;

  thiz->profile = MFX_PROFILE_VP9_0;
  template_caps = gst_static_pad_template_get_caps (&src_factory);
  allowed_caps = gst_pad_get_allowed_caps (GST_VIDEO_ENCODER_SRC_PAD (encoder));

  /* If downstream has ANY caps let encoder decide profile and level */
  if (allowed_caps == template_caps) {
    GST_INFO_OBJECT (thiz,
        "downstream has ANY caps, profile/level set to auto");
  } else if (allowed_caps) {
    GstStructure *s;
    const gchar *profile;

    if (gst_caps_is_empty (allowed_caps)) {
      gst_caps_unref (allowed_caps);
      gst_caps_unref (template_caps);
      return FALSE;
    }

    allowed_caps = gst_caps_make_writable (allowed_caps);
    allowed_caps = gst_caps_fixate (allowed_caps);
    s = gst_caps_get_structure (allowed_caps, 0);
    profile = gst_structure_get_string (s, "profile");

    if (profile) {
      if (!strcmp (profile, "2")) {
        thiz->profile = MFX_PROFILE_VP9_2;
      } else if (!strcmp (profile, "0")) {
        thiz->profile = MFX_PROFILE_VP9_0;
      } else {
        g_assert_not_reached ();
      }
    }

    gst_caps_unref (allowed_caps);
  }

  gst_caps_unref (template_caps);

  return TRUE;
}

static gboolean
gst_msdkvp9enc_configure (GstMsdkEnc * encoder)
{
  GstMsdkVP9Enc *thiz = GST_MSDKVP9ENC (encoder);
  mfxSession session;

  if (encoder->hardware) {
    session = gst_msdk_context_get_session (encoder->context);

120
    if (!gst_msdk_load_plugin (session, &MFX_PLUGINID_VP9E_HW, 1, "msdkvp9enc"))
Haihao Xiang's avatar
Haihao Xiang committed
121
122
123
124
125
126
127
      return FALSE;
  }

  encoder->num_extra_frames = encoder->async_depth - 1;
  encoder->param.mfx.CodecId = MFX_CODEC_VP9;
  encoder->param.mfx.CodecLevel = 0;
  encoder->param.mfx.CodecProfile = thiz->profile;
128
129
130
131
132
133
134
135
136
  /* As the frame width and height is rounded up to 128 and 32 since commit 8daac1c,
   * so the width, height for initialization should be rounded up to 128 and 32
   * too because VP9 encoder in MSDK will do some check on width and height.
   */
  encoder->param.mfx.FrameInfo.Width =
      GST_ROUND_UP_128 (encoder->param.mfx.FrameInfo.CropW);
  encoder->param.mfx.FrameInfo.Height =
      GST_ROUND_UP_32 (encoder->param.mfx.FrameInfo.CropH);

Haihao Xiang's avatar
Haihao Xiang committed
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
  /* Always turn on this flag for VP9 */
  encoder->param.mfx.LowPower = MFX_CODINGOPTION_ON;

  /* Enable Extended coding options */
  gst_msdkenc_ensure_extended_coding_options (encoder);

  return TRUE;
}

static inline const gchar *
profile_to_string (gint profile)
{
  switch (profile) {
    case MFX_PROFILE_VP9_2:
      return "2";
    case MFX_PROFILE_VP9_0:
      return "0";
    default:
      break;
  }

  return NULL;
}

static GstCaps *
gst_msdkvp9enc_set_src_caps (GstMsdkEnc * encoder)
{
  GstCaps *caps;
  GstStructure *structure;
  const gchar *profile;

  caps = gst_caps_new_empty_simple ("video/x-vp9");
  structure = gst_caps_get_structure (caps, 0);

  profile = profile_to_string (encoder->param.mfx.CodecProfile);
  if (profile)
    gst_structure_set (structure, "profile", G_TYPE_STRING, profile, NULL);

  return caps;
}

static void
gst_msdkvp9enc_set_property (GObject * object, guint prop_id,
    const GValue * value, GParamSpec * pspec)
{
  GstMsdkVP9Enc *thiz = GST_MSDKVP9ENC (object);

  if (!gst_msdkenc_set_common_property (object, prop_id, value, pspec))
    GST_WARNING_OBJECT (thiz, "Failed to set common encode property");
}

static void
gst_msdkvp9enc_get_property (GObject * object, guint prop_id, GValue * value,
    GParamSpec * pspec)
{
  GstMsdkVP9Enc *thiz = GST_MSDKVP9ENC (object);

  if (!gst_msdkenc_get_common_property (object, prop_id, value, pspec))
    GST_WARNING_OBJECT (thiz, "Failed to get common encode property");
}

static void
gst_msdkvp9enc_class_init (GstMsdkVP9EncClass * klass)
{
  GObjectClass *gobject_class;
  GstElementClass *element_class;
  GstMsdkEncClass *encoder_class;

  gobject_class = G_OBJECT_CLASS (klass);
  element_class = GST_ELEMENT_CLASS (klass);
  encoder_class = GST_MSDKENC_CLASS (klass);

  gobject_class->set_property = gst_msdkvp9enc_set_property;
  gobject_class->get_property = gst_msdkvp9enc_get_property;

  encoder_class->set_format = gst_msdkvp9enc_set_format;
  encoder_class->configure = gst_msdkvp9enc_configure;
  encoder_class->set_src_caps = gst_msdkvp9enc_set_src_caps;

  gst_msdkenc_install_common_properties (encoder_class);

  gst_element_class_set_static_metadata (element_class,
      "Intel MSDK VP9 encoder",
      "Codec/Encoder/Video/Hardware",
      "VP9 video encoder based on Intel Media SDK",
      "Haihao Xiang <haihao.xiang@intel.com>");

  gst_element_class_add_static_pad_template (element_class, &sink_factory);
  gst_element_class_add_static_pad_template (element_class, &src_factory);
}

static void
gst_msdkvp9enc_init (GstMsdkVP9Enc * thiz)
{
}