gstreamer/subprojects/gst-plugins-bad/sys/msdk/gstmsdkvp9enc.c
Yinhang Liu a4fc1c5031 msdkenc: Add documented capabilities to expose "stable" caps
Although msdkenc supports dynamic caps, it still needs to expose
"stable" caps to users.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/4177>
2023-04-17 05:24:06 +00:00

343 lines
10 KiB
C

/*
* 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.
*/
/**
* SECTION: element-msdkvp9enc
* @title: msdkvp9enc
* @short_description: Intel MSDK VP9 encoder
*
* VP9 video encoder based on Intel MFX
*
* ## Example launch line
* ```
* gst-launch-1.0 videotestsrc num-buffers=90 ! msdkvp9enc ! matroskamux ! filesink location=output.webm
* ```
*
* Since: 1.18
*
*/
#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
#define GST_MSDKVP9ENC(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj), G_TYPE_FROM_INSTANCE (obj), GstMsdkVP9Enc))
#define GST_MSDKVP9ENC_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass), G_TYPE_FROM_CLASS (klass), GstMsdkVP9EncClass))
#define GST_IS_MSDKVP9ENC(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj), G_TYPE_FROM_INSTANCE (obj)))
#define GST_IS_MSDKVP9ENC_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass), G_TYPE_FROM_CLASS (klass)))
/* *INDENT-OFF* */
static const gchar *doc_sink_caps_str =
GST_VIDEO_CAPS_MAKE ("{ NV12, P010_10LE, VUYA, Y410 }") " ;"
GST_VIDEO_CAPS_MAKE_WITH_FEATURES ("memory:DMABuf",
"{ NV12, P010_10LE, VUYA, Y410 }") " ;"
GST_VIDEO_CAPS_MAKE_WITH_FEATURES ("memory:VAMemory", "{ NV12 }") " ;"
GST_VIDEO_CAPS_MAKE_WITH_FEATURES ("memory:D3D11Memory",
"{ NV12, P010_10LE }");
/* *INDENT-ON* */
static const gchar *doc_src_caps_str = "video/x-vp9";
static GstElementClass *parent_class = NULL;
static gboolean
gst_msdkvp9enc_set_format (GstMsdkEnc * encoder)
{
GstMsdkVP9Enc *thiz = GST_MSDKVP9ENC (encoder);
GstPad *srcpad;
GstCaps *template_caps;
GstCaps *allowed_caps = NULL;
thiz->profile = MFX_PROFILE_VP9_0;
srcpad = GST_VIDEO_ENCODER_SRC_PAD (encoder);
template_caps = gst_pad_get_pad_template_caps (srcpad);
allowed_caps = gst_pad_get_allowed_caps (srcpad);
/* 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, "3")) {
thiz->profile = MFX_PROFILE_VP9_3;
} else if (!strcmp (profile, "2")) {
thiz->profile = MFX_PROFILE_VP9_2;
} else if (!strcmp (profile, "1")) {
thiz->profile = MFX_PROFILE_VP9_1;
} 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 *vp9enc = GST_MSDKVP9ENC (encoder);
mfxSession session;
if (encoder->hardware) {
session = gst_msdk_context_get_session (encoder->context);
if (!gst_msdk_load_plugin (session, &MFX_PLUGINID_VP9E_HW, 1, "msdkvp9enc"))
return FALSE;
}
encoder->num_extra_frames = encoder->async_depth - 1;
encoder->param.mfx.CodecId = MFX_CODEC_VP9;
encoder->param.mfx.CodecLevel = 0;
switch (encoder->param.mfx.FrameInfo.FourCC) {
#if (MFX_VERSION >= 1027)
case MFX_FOURCC_Y410:
encoder->param.mfx.CodecProfile = MFX_PROFILE_VP9_3;
break;
#endif
case MFX_FOURCC_P010:
encoder->param.mfx.CodecProfile = MFX_PROFILE_VP9_2;
break;
case MFX_FOURCC_AYUV:
encoder->param.mfx.CodecProfile = MFX_PROFILE_VP9_1;
break;
default:
encoder->param.mfx.CodecProfile = MFX_PROFILE_VP9_0;
break;
}
/* 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);
/* 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);
memset (&vp9enc->ext_vp9, 0, sizeof (vp9enc->ext_vp9));
vp9enc->ext_vp9.Header.BufferId = MFX_EXTBUFF_VP9_PARAM;
vp9enc->ext_vp9.Header.BufferSz = sizeof (vp9enc->ext_vp9);
vp9enc->ext_vp9.WriteIVFHeaders = MFX_CODINGOPTION_OFF;
gst_msdkenc_add_extra_param (encoder, (mfxExtBuffer *) & vp9enc->ext_vp9);
return TRUE;
}
static inline const gchar *
profile_to_string (gint profile)
{
switch (profile) {
case MFX_PROFILE_VP9_3:
return "3";
case MFX_PROFILE_VP9_2:
return "2";
case MFX_PROFILE_VP9_1:
return "1";
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 (gpointer klass, gpointer data)
{
GObjectClass *gobject_class;
GstElementClass *element_class;
GstMsdkEncClass *encoder_class;
MsdkEncCData *cdata = data;
parent_class = g_type_class_peek_parent (klass);
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;
encoder_class->qp_max = 255;
encoder_class->qp_min = 0;
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 " MFX_API_SDK,
"Haihao Xiang <haihao.xiang@intel.com>");
gst_msdkcaps_pad_template_init (element_class,
cdata->sink_caps, cdata->src_caps, doc_sink_caps_str, doc_src_caps_str);
gst_caps_unref (cdata->sink_caps);
gst_caps_unref (cdata->src_caps);
g_free (cdata);
}
static void
gst_msdkvp9enc_init (GTypeInstance * instance, gpointer g_class)
{
}
gboolean
gst_msdkvp9enc_register (GstPlugin * plugin,
GstMsdkContext * context, GstCaps * sink_caps,
GstCaps * src_caps, guint rank)
{
GType type;
MsdkEncCData *cdata;
gchar *type_name, *feature_name;
gboolean ret = FALSE;
GTypeInfo type_info = {
.class_size = sizeof (GstMsdkVP9EncClass),
.class_init = gst_msdkvp9enc_class_init,
.instance_size = sizeof (GstMsdkVP9Enc),
.instance_init = gst_msdkvp9enc_init
};
cdata = g_new (MsdkEncCData, 1);
cdata->sink_caps = gst_caps_copy (sink_caps);
cdata->src_caps = gst_caps_ref (src_caps);
#ifdef _WIN32
gst_msdkcaps_set_strings (cdata->sink_caps,
"memory:D3D11Memory", "format", "NV12, P010_10LE");
#endif
GST_MINI_OBJECT_FLAG_SET (cdata->sink_caps,
GST_MINI_OBJECT_FLAG_MAY_BE_LEAKED);
GST_MINI_OBJECT_FLAG_SET (cdata->src_caps,
GST_MINI_OBJECT_FLAG_MAY_BE_LEAKED);
type_info.class_data = cdata;
type_name = g_strdup ("GstMsdkVP9Enc");
feature_name = g_strdup ("msdkvp9enc");
type = g_type_register_static (GST_TYPE_MSDKENC, type_name, &type_info, 0);
if (type)
ret = gst_element_register (plugin, feature_name, rank, type);
g_free (type_name);
g_free (feature_name);
return ret;
}