1 /*
2 * Copyright 2020 Rockchip Electronics Co., Ltd
3 * Author: Jeffy Chen <jeffy.chen@rock-chips.com>
4 *
5 * Copyright 2021 Rockchip Electronics Co., Ltd
6 * Author: Jeffy Chen <jeffy.chen@rock-chips.com>
7 *
8 * This library is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Library General Public
10 * License as published by the Free Software Foundation; either
11 * version 2 of the License, or (at your option) any later version.
12 *
13 * This library is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Library General Public License for more details.
17 *
18 * You should have received a copy of the GNU Library General Public
19 * License along with this library; if not, write to the
20 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
21 * Boston, MA 02110-1301, USA.
22 *
23 */
24
25 #ifdef HAVE_CONFIG_H
26 #include "config.h"
27 #endif
28
29 #include <string.h>
30
31 #include "gstmppvp8enc.h"
32
33 #define GST_MPP_VP8_ENC(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), \
34 GST_TYPE_MPP_VP8_ENC, GstMppVp8Enc))
35
36 #define GST_CAT_DEFAULT mpp_vp8_enc_debug
37 GST_DEBUG_CATEGORY (GST_CAT_DEFAULT);
38
39 struct _GstMppVp8Enc
40 {
41 GstMppEnc parent;
42
43 guint qp_init;
44 guint qp_min;
45 guint qp_max;
46 };
47
48 #define parent_class gst_mpp_vp8_enc_parent_class
49 G_DEFINE_TYPE (GstMppVp8Enc, gst_mpp_vp8_enc, GST_TYPE_MPP_ENC);
50
51 #define DEFAULT_PROP_QP_INIT 40
52 #define DEFAULT_PROP_QP_MIN 0
53 #define DEFAULT_PROP_QP_MAX 127
54
55 enum
56 {
57 PROP_0,
58 PROP_QP_INIT,
59 PROP_QP_MIN,
60 PROP_QP_MAX,
61 PROP_LAST,
62 };
63
64 #define GST_MPP_VP8_ENC_SIZE_CAPS \
65 "width = (int) [ 128, MAX ], height = (int) [ 64, MAX ]"
66
67 static GstStaticPadTemplate gst_mpp_vp8_enc_src_template =
68 GST_STATIC_PAD_TEMPLATE ("src",
69 GST_PAD_SRC,
70 GST_PAD_ALWAYS,
71 GST_STATIC_CAPS ("video/x-vp8, " GST_MPP_VP8_ENC_SIZE_CAPS));
72
73 static GstStaticPadTemplate gst_mpp_vp8_enc_sink_template =
74 GST_STATIC_PAD_TEMPLATE ("sink",
75 GST_PAD_SINK,
76 GST_PAD_ALWAYS,
77 GST_STATIC_CAPS ("video/x-raw,"
78 "format = (string) { " MPP_ENC_FORMATS " }, "
79 GST_MPP_VP8_ENC_SIZE_CAPS));
80
81 static void
gst_mpp_vp8_enc_set_property(GObject * object,guint prop_id,const GValue * value,GParamSpec * pspec)82 gst_mpp_vp8_enc_set_property (GObject * object,
83 guint prop_id, const GValue * value, GParamSpec * pspec)
84 {
85 GstVideoEncoder *encoder = GST_VIDEO_ENCODER (object);
86 GstMppVp8Enc *self = GST_MPP_VP8_ENC (encoder);
87 GstMppEnc *mppenc = GST_MPP_ENC (encoder);
88
89 switch (prop_id) {
90 case PROP_QP_INIT:{
91 guint qp_init = g_value_get_uint (value);
92 if (self->qp_init == qp_init)
93 return;
94
95 self->qp_init = qp_init;
96 break;
97 }
98 case PROP_QP_MIN:{
99 guint qp_min = g_value_get_uint (value);
100 if (self->qp_min == qp_min)
101 return;
102
103 self->qp_min = qp_min;
104 break;
105 }
106 case PROP_QP_MAX:{
107 guint qp_max = g_value_get_uint (value);
108 if (self->qp_max == qp_max)
109 return;
110
111 self->qp_max = qp_max;
112 break;
113 }
114 default:
115 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
116 return;
117 }
118
119 mppenc->prop_dirty = TRUE;
120 }
121
122 static void
gst_mpp_vp8_enc_get_property(GObject * object,guint prop_id,GValue * value,GParamSpec * pspec)123 gst_mpp_vp8_enc_get_property (GObject * object,
124 guint prop_id, GValue * value, GParamSpec * pspec)
125 {
126 GstVideoEncoder *encoder = GST_VIDEO_ENCODER (object);
127 GstMppVp8Enc *self = GST_MPP_VP8_ENC (encoder);
128
129 switch (prop_id) {
130 case PROP_QP_INIT:
131 g_value_set_uint (value, self->qp_init);
132 break;
133 case PROP_QP_MIN:
134 g_value_set_uint (value, self->qp_min);
135 break;
136 case PROP_QP_MAX:
137 g_value_set_uint (value, self->qp_max);
138 break;
139 default:
140 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
141 break;
142 }
143 }
144
145 static gboolean
gst_mpp_vp8_enc_apply_properties(GstVideoEncoder * encoder)146 gst_mpp_vp8_enc_apply_properties (GstVideoEncoder * encoder)
147 {
148 GstMppVp8Enc *self = GST_MPP_VP8_ENC (encoder);
149 GstMppEnc *mppenc = GST_MPP_ENC (encoder);
150
151 if (!mppenc->prop_dirty)
152 return TRUE;
153
154 mpp_enc_cfg_set_s32 (mppenc->mpp_cfg, "vp8:qp_init", self->qp_init);
155 mpp_enc_cfg_set_s32 (mppenc->mpp_cfg, "vp8:qp_max", self->qp_max);
156 mpp_enc_cfg_set_s32 (mppenc->mpp_cfg, "vp8:qp_min", self->qp_min);
157 mpp_enc_cfg_set_s32 (mppenc->mpp_cfg, "vp8:disable_ivf", 1);
158
159 return gst_mpp_enc_apply_properties (encoder);
160 }
161
162 static gboolean
gst_mpp_vp8_enc_set_format(GstVideoEncoder * encoder,GstVideoCodecState * state)163 gst_mpp_vp8_enc_set_format (GstVideoEncoder * encoder,
164 GstVideoCodecState * state)
165 {
166 GstVideoEncoderClass *pclass = GST_VIDEO_ENCODER_CLASS (parent_class);
167 GstCaps *caps;
168
169 if (!pclass->set_format (encoder, state))
170 return FALSE;
171
172 if (!gst_mpp_vp8_enc_apply_properties (encoder))
173 return FALSE;
174
175 caps = gst_caps_new_empty_simple ("video/x-vp8");
176 return gst_mpp_enc_set_src_caps (encoder, caps);
177 }
178
179 static GstFlowReturn
gst_mpp_vp8_enc_handle_frame(GstVideoEncoder * encoder,GstVideoCodecFrame * frame)180 gst_mpp_vp8_enc_handle_frame (GstVideoEncoder * encoder,
181 GstVideoCodecFrame * frame)
182 {
183 GstVideoEncoderClass *pclass = GST_VIDEO_ENCODER_CLASS (parent_class);
184
185 if (G_UNLIKELY (!gst_mpp_vp8_enc_apply_properties (encoder))) {
186 gst_video_codec_frame_unref (frame);
187 return GST_FLOW_NOT_NEGOTIATED;
188 }
189
190 return pclass->handle_frame (encoder, frame);
191 }
192
193 static void
gst_mpp_vp8_enc_init(GstMppVp8Enc * self)194 gst_mpp_vp8_enc_init (GstMppVp8Enc * self)
195 {
196 self->parent.mpp_type = MPP_VIDEO_CodingVP8;
197
198 self->qp_init = DEFAULT_PROP_QP_INIT;
199 self->qp_min = DEFAULT_PROP_QP_MIN;
200 self->qp_max = DEFAULT_PROP_QP_MAX;
201 }
202
203 static void
gst_mpp_vp8_enc_class_init(GstMppVp8EncClass * klass)204 gst_mpp_vp8_enc_class_init (GstMppVp8EncClass * klass)
205 {
206 GstVideoEncoderClass *encoder_class = GST_VIDEO_ENCODER_CLASS (klass);
207 GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
208 GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
209
210 GST_DEBUG_CATEGORY_INIT (GST_CAT_DEFAULT, "mppvp8enc", 0, "MPP VP8 encoder");
211
212 encoder_class->set_format = GST_DEBUG_FUNCPTR (gst_mpp_vp8_enc_set_format);
213 encoder_class->handle_frame =
214 GST_DEBUG_FUNCPTR (gst_mpp_vp8_enc_handle_frame);
215
216 gobject_class->set_property =
217 GST_DEBUG_FUNCPTR (gst_mpp_vp8_enc_set_property);
218 gobject_class->get_property =
219 GST_DEBUG_FUNCPTR (gst_mpp_vp8_enc_get_property);
220
221 g_object_class_install_property (gobject_class, PROP_QP_INIT,
222 g_param_spec_uint ("qp-init", "Initial QP",
223 "Initial QP (lower value means higher quality)",
224 0, 127, DEFAULT_PROP_QP_INIT,
225 G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
226
227 g_object_class_install_property (gobject_class, PROP_QP_MIN,
228 g_param_spec_uint ("qp-min", "Min QP",
229 "Min QP", 0, 127, DEFAULT_PROP_QP_MIN,
230 G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
231
232 g_object_class_install_property (gobject_class, PROP_QP_MAX,
233 g_param_spec_uint ("qp-max", "Max QP",
234 "Max QP", 0, 127, DEFAULT_PROP_QP_MAX,
235 G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
236
237 gst_element_class_add_pad_template (element_class,
238 gst_static_pad_template_get (&gst_mpp_vp8_enc_src_template));
239
240 gst_element_class_add_pad_template (element_class,
241 gst_static_pad_template_get (&gst_mpp_vp8_enc_sink_template));
242
243 gst_element_class_set_static_metadata (element_class,
244 "Rockchip Mpp VP8 Encoder", "Codec/Encoder/Video",
245 "Encode video streams via Rockchip Mpp",
246 "Jeffy Chen <jeffy.chen@rock-chips.com>");
247 }
248
249 gboolean
gst_mpp_vp8_enc_register(GstPlugin * plugin,guint rank)250 gst_mpp_vp8_enc_register (GstPlugin * plugin, guint rank)
251 {
252 if (!gst_mpp_enc_supported (MPP_VIDEO_CodingVP8))
253 return FALSE;
254
255 if (g_getenv ("GST_MPP_VP8ENC_FAKE_VP8ENC"))
256 gst_element_register (plugin, "vp8enc", GST_RANK_PRIMARY,
257 gst_mpp_vp8_enc_get_type ());
258
259 return gst_element_register (plugin, "mppvp8enc", rank,
260 gst_mpp_vp8_enc_get_type ());
261 }
262