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mediafoundation: Add VP9 encoder element

Browse source 
Some Intel GPUs support hardware accelerated VP9 encoding and
Microsoft provides software VP9 encoding implementation as well.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/1295>
This commit is contained in:
Seungha Yang 2020-05-25 00:15:14 +09:00 committed by GStreamer Merge Bot
parent 41950f2aba
commit 4997cde699
4 changed files with 831 additions and 0 deletions
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795
sys/mediafoundation/gstmfvp9enc.cpp Normal file
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/* GStreamer
* Copyright (C) 2020 Seungha Yang <seungha@centricular.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
/**
* SECTION:element-mfvp9enc
* @title: mfvp9enc
*
* This element encodes raw video into VP9 compressed data.
*
* ## Example pipelines
* |[
* gst-launch-1.0 -v videotestsrc ! mfvp9enc ! matroskamux ! filesink location=videotestsrc.mkv
* ]| This example pipeline will encode a test video source to VP9 using
* Media Foundation encoder, and muxes it in a mkv container.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <gst/gst.h>
#include "gstmfvideoenc.h"
#include "gstmfvp9enc.h"
#include <wrl.h>
using namespace Microsoft::WRL;
GST_DEBUG_CATEGORY (gst_mf_vp9_enc_debug);
#define GST_CAT_DEFAULT gst_mf_vp9_enc_debug
enum
{
GST_MF_VP9_ENC_RC_MODE_CBR = 0,
GST_MF_VP9_ENC_RC_MODE_QUALITY,
};
#define GST_TYPE_MF_VP9_ENC_RC_MODE (gst_mf_vp9_enc_rc_mode_get_type())
static GType
gst_mf_vp9_enc_rc_mode_get_type (void)
{
static GType rc_mode_type = 0;
static const GEnumValue rc_mode_types[] = {
{GST_MF_VP9_ENC_RC_MODE_CBR, "Constant bitrate", "cbr"},
{GST_MF_VP9_ENC_RC_MODE_QUALITY, "Quality-based variable bitrate", "qvbr"},
{0, NULL, NULL}
};
if (!rc_mode_type) {
rc_mode_type = g_enum_register_static ("GstMFVP9EncRCMode", rc_mode_types);
}
return rc_mode_type;
}
enum
{
GST_MF_VP9_ENC_CONTENT_TYPE_UNKNOWN,
GST_MF_VP9_ENC_CONTENT_TYPE_FIXED_CAMERA_ANGLE,
};
#define GST_TYPE_MF_VP9_ENC_CONTENT_TYPE (gst_mf_vp9_enc_content_type_get_type())
static GType
gst_mf_vp9_enc_content_type_get_type (void)
{
static GType content_type = 0;
static const GEnumValue content_types[] = {
{GST_MF_VP9_ENC_CONTENT_TYPE_UNKNOWN, "Unknown", "unknown"},
{GST_MF_VP9_ENC_CONTENT_TYPE_FIXED_CAMERA_ANGLE,
"Fixed Camera Angle, such as a webcam", "fixed"},
{0, NULL, NULL}
};
if (!content_type) {
content_type =
g_enum_register_static ("GstMFVP9EncContentType", content_types);
}
return content_type;
}
enum
{
PROP_0,
PROP_BITRATE,
PROP_RC_MODE,
PROP_MAX_BITRATE,
PROP_QUALITY_VS_SPEED,
PROP_GOP_SIZE,
PROP_THREADS,
PROP_CONTENT_TYPE,
PROP_LOW_LATENCY,
};
#define DEFAULT_BITRATE (2 * 1024)
#define DEFAULT_RC_MODE GST_MF_VP9_ENC_RC_MODE_CBR
#define DEFAULT_MAX_BITRATE 0
#define DEFAULT_QUALITY_VS_SPEED 50
#define DEFAULT_GOP_SIZE 0
#define DEFAULT_THREADS 0
#define DEFAULT_CONTENT_TYPE GST_MF_VP9_ENC_CONTENT_TYPE_UNKNOWN
#define DEFAULT_LOW_LATENCY FALSE
#define GST_MF_VP9_ENC_GET_CLASS(obj) \
(G_TYPE_INSTANCE_GET_CLASS((obj), G_TYPE_FROM_INSTANCE (obj), GstMFVP9EncClass))
typedef struct _GstMFVP9EncDeviceCaps
{
gboolean rc_mode; /* AVEncCommonRateControlMode */
gboolean max_bitrate; /* AVEncCommonMaxBitRate */
gboolean quality_vs_speed; /* AVEncCommonQualityVsSpeed */
gboolean gop_size; /* AVEncMPVGOPSize */
gboolean threads; /* AVEncNumWorkerThreads */
gboolean content_type; /* AVEncVideoContentType */
gboolean force_keyframe; /* AVEncVideoForceKeyFrame */
gboolean low_latency; /* AVLowLatencyMode */
} GstMFVP9EncDeviceCaps;
typedef struct _GstMFVP9Enc
{
GstMFVideoEnc parent;
/* properteies */
guint bitrate;
/* device dependent properties */
guint rc_mode;
guint max_bitrate;
guint quality_vs_speed;
guint gop_size;
guint threads;
guint content_type;
gboolean low_latency;
} GstMFVP9Enc;
typedef struct _GstMFVP9EncClass
{
GstMFVideoEncClass parent_class;
GstMFVP9EncDeviceCaps device_caps;
} GstMFVP9EncClass;
typedef struct
{
GstCaps *sink_caps;
GstCaps *src_caps;
gchar *device_name;
guint32 enum_flags;
guint device_index;
GstMFVP9EncDeviceCaps device_caps;
} GstMFVP9EncClassData;
static GstElementClass *parent_class = NULL;
static void gst_mf_vp9_enc_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec);
static void gst_mf_vp9_enc_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec);
static gboolean gst_mf_vp9_enc_set_option (GstMFVideoEnc * mfenc,
IMFMediaType * output_type);
static gboolean gst_mf_vp9_enc_set_src_caps (GstMFVideoEnc * mfenc,
GstVideoCodecState * state, IMFMediaType * output_type);
static void
gst_mf_vp9_enc_class_init (GstMFVP9EncClass * klass, gpointer data)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
GstMFVideoEncClass *mfenc_class = GST_MF_VIDEO_ENC_CLASS (klass);
GstMFVP9EncClassData *cdata = (GstMFVP9EncClassData *) data;
GstMFVP9EncDeviceCaps *device_caps = &cdata->device_caps;
gchar *long_name;
gchar *classification;
parent_class = (GstElementClass *) g_type_class_peek_parent (klass);
klass->device_caps = *device_caps;
gobject_class->get_property = gst_mf_vp9_enc_get_property;
gobject_class->set_property = gst_mf_vp9_enc_set_property;
g_object_class_install_property (gobject_class, PROP_BITRATE,
g_param_spec_uint ("bitrate", "Bitrate", "Bitrate in kbit/sec", 1,
(G_MAXUINT >> 10), DEFAULT_BITRATE,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
if (device_caps->rc_mode) {
g_object_class_install_property (gobject_class, PROP_RC_MODE,
g_param_spec_enum ("rc-mode", "Rate Control Mode",
"Rate Control Mode "
"(Exposed only if supported by device)",
GST_TYPE_MF_VP9_ENC_RC_MODE, DEFAULT_RC_MODE,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
}
if (device_caps->max_bitrate) {
g_object_class_install_property (gobject_class, PROP_MAX_BITRATE,
g_param_spec_uint ("max-bitrate", "Max Bitrate",
"The maximum bitrate applied when rc-mode is \"pcvbr\" in kbit/sec "
"(0 = MFT default) (Exposed only if supported by device)", 0,
(G_MAXUINT >> 10),
DEFAULT_MAX_BITRATE,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
}
if (device_caps->quality_vs_speed) {
g_object_class_install_property (gobject_class, PROP_QUALITY_VS_SPEED,
g_param_spec_uint ("quality-vs-speed", "Quality Vs Speed",
"Quality and speed tradeoff, [0, 33]: Low complexity, "
"[34, 66]: Medium complexity, [67, 100]: High complexity "
"(Exposed only if supported by device)", 0, 100,
DEFAULT_QUALITY_VS_SPEED,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
}
if (device_caps->gop_size) {
g_object_class_install_property (gobject_class, PROP_GOP_SIZE,
g_param_spec_uint ("gop-size", "GOP size",
"The number of pictures from one GOP header to the next, "
"(0 = MFT default) "
"(Exposed only if supported by device)", 0, G_MAXUINT - 1,
DEFAULT_GOP_SIZE,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
}
if (device_caps->threads) {
g_object_class_install_property (gobject_class, PROP_THREADS,
g_param_spec_uint ("threads", "Threads",
"The number of worker threads used by a encoder, "
"(0 = MFT default) "
"(Exposed only if supported by device)", 0, 16,
DEFAULT_THREADS,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
}
if (device_caps->content_type) {
g_object_class_install_property (gobject_class, PROP_CONTENT_TYPE,
g_param_spec_enum ("content-type", "Content Type",
"Indicates the type of video content "
"(Exposed only if supported by device)",
GST_TYPE_MF_VP9_ENC_CONTENT_TYPE, DEFAULT_CONTENT_TYPE,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
}
if (device_caps->low_latency) {
g_object_class_install_property (gobject_class, PROP_LOW_LATENCY,
g_param_spec_boolean ("low-latency", "Low Latency",
"Enable low latency encoding "
"(Exposed only if supported by device)",
DEFAULT_LOW_LATENCY,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
}
long_name = g_strdup_printf ("Media Foundation %s", cdata->device_name);
classification = g_strdup_printf ("Codec/Encoder/Video%s",
(cdata->enum_flags & MFT_ENUM_FLAG_HARDWARE) == MFT_ENUM_FLAG_HARDWARE ?
"/Hardware" : "");
gst_element_class_set_metadata (element_class, long_name,
classification,
"Microsoft Media Foundation VP9 Encoder",
"Seungha Yang <seungha@centricular.com>");
g_free (long_name);
g_free (classification);
gst_element_class_add_pad_template (element_class,
gst_pad_template_new ("sink", GST_PAD_SINK, GST_PAD_ALWAYS,
cdata->sink_caps));
gst_element_class_add_pad_template (element_class,
gst_pad_template_new ("src", GST_PAD_SRC, GST_PAD_ALWAYS,
cdata->src_caps));
mfenc_class->set_option = GST_DEBUG_FUNCPTR (gst_mf_vp9_enc_set_option);
mfenc_class->set_src_caps = GST_DEBUG_FUNCPTR (gst_mf_vp9_enc_set_src_caps);
mfenc_class->codec_id = MFVideoFormat_VP90;
mfenc_class->enum_flags = cdata->enum_flags;
mfenc_class->device_index = cdata->device_index;
mfenc_class->can_force_keyframe = device_caps->force_keyframe;
g_free (cdata->device_name);
gst_caps_unref (cdata->sink_caps);
gst_caps_unref (cdata->src_caps);
g_free (cdata);
}
static void
gst_mf_vp9_enc_init (GstMFVP9Enc * self)
{
self->bitrate = DEFAULT_BITRATE;
self->rc_mode = DEFAULT_RC_MODE;
self->max_bitrate = DEFAULT_MAX_BITRATE;
self->quality_vs_speed = DEFAULT_QUALITY_VS_SPEED;
self->gop_size = DEFAULT_GOP_SIZE;
self->threads = DEFAULT_THREADS;
self->content_type = DEFAULT_CONTENT_TYPE;
self->low_latency = DEFAULT_LOW_LATENCY;
}
static void
gst_mf_vp9_enc_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec)
{
GstMFVP9Enc *self = (GstMFVP9Enc *) (object);
switch (prop_id) {
case PROP_BITRATE:
g_value_set_uint (value, self->bitrate);
break;
case PROP_RC_MODE:
g_value_set_enum (value, self->rc_mode);
break;
case PROP_MAX_BITRATE:
g_value_set_uint (value, self->max_bitrate);
break;
case PROP_QUALITY_VS_SPEED:
g_value_set_uint (value, self->quality_vs_speed);
break;
case PROP_GOP_SIZE:
g_value_set_uint (value, self->gop_size);
break;
case PROP_THREADS:
g_value_set_uint (value, self->threads);
break;
case PROP_CONTENT_TYPE:
g_value_set_enum (value, self->content_type);
break;
case PROP_LOW_LATENCY:
g_value_set_boolean (value, self->low_latency);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gst_mf_vp9_enc_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
GstMFVP9Enc *self = (GstMFVP9Enc *) (object);
switch (prop_id) {
case PROP_BITRATE:
self->bitrate = g_value_get_uint (value);
break;
case PROP_RC_MODE:
self->rc_mode = g_value_get_enum (value);
break;
case PROP_MAX_BITRATE:
self->max_bitrate = g_value_get_uint (value);
break;
case PROP_QUALITY_VS_SPEED:
self->quality_vs_speed = g_value_get_uint (value);
break;
case PROP_GOP_SIZE:
self->gop_size = g_value_get_uint (value);
break;
case PROP_THREADS:
self->threads = g_value_get_uint (value);
break;
case PROP_CONTENT_TYPE:
self->content_type = g_value_get_enum (value);
break;
case PROP_LOW_LATENCY:
self->low_latency = g_value_get_boolean (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static guint
gst_mf_vp9_enc_rc_mode_to_enum (guint rc_mode)
{
switch (rc_mode) {
case GST_MF_VP9_ENC_RC_MODE_CBR:
return eAVEncCommonRateControlMode_CBR;
case GST_MF_VP9_ENC_RC_MODE_QUALITY:
return eAVEncCommonRateControlMode_Quality;
default:
return G_MAXUINT;
}
}
static guint
gst_mf_vp9_enc_content_type_to_enum (guint rc_mode)
{
switch (rc_mode) {
case GST_MF_VP9_ENC_CONTENT_TYPE_UNKNOWN:
return eAVEncVideoContentType_Unknown;
case GST_MF_VP9_ENC_CONTENT_TYPE_FIXED_CAMERA_ANGLE:
return eAVEncVideoContentType_FixedCameraAngle;
default:
return G_MAXUINT;
}
}
#define WARNING_HR(hr,func) \
G_STMT_START { \
if (!gst_mf_result (hr)) { \
GST_WARNING_OBJECT (self, G_STRINGIFY(func) " failed, hr: 0x%x", (guint) hr); \
} \
} G_STMT_END
static gboolean
gst_mf_vp9_enc_set_option (GstMFVideoEnc * mfenc, IMFMediaType * output_type)
{
GstMFVP9Enc *self = (GstMFVP9Enc *) mfenc;
GstMFVP9EncClass *klass = GST_MF_VP9_ENC_GET_CLASS (self);
GstMFVP9EncDeviceCaps *device_caps = &klass->device_caps;
HRESULT hr;
GstMFTransform *transform = mfenc->transform;
hr = output_type->SetGUID (MF_MT_SUBTYPE, MFVideoFormat_VP90);
if (!gst_mf_result (hr))
return FALSE;
if (!gst_mf_result (hr))
return FALSE;
hr = output_type->SetUINT32 (MF_MT_AVG_BITRATE,
MIN (self->bitrate * 1024, G_MAXUINT - 1));
if (!gst_mf_result (hr))
return FALSE;
if (device_caps->rc_mode) {
guint rc_mode;
rc_mode = gst_mf_vp9_enc_rc_mode_to_enum (self->rc_mode);
if (rc_mode != G_MAXUINT) {
hr = gst_mf_transform_set_codec_api_uint32 (transform,
&CODECAPI_AVEncCommonRateControlMode, rc_mode);
WARNING_HR (hr, CODECAPI_AVEncCommonRateControlMode);
}
}
if (device_caps->max_bitrate && self->max_bitrate > 0) {
hr = gst_mf_transform_set_codec_api_uint32 (transform,
&CODECAPI_AVEncCommonMaxBitRate,
MIN (self->max_bitrate * 1024, G_MAXUINT - 1));
WARNING_HR (hr, CODECAPI_AVEncCommonMaxBitRate);
}
if (device_caps->quality_vs_speed) {
hr = gst_mf_transform_set_codec_api_uint32 (transform,
&CODECAPI_AVEncCommonQualityVsSpeed,
self->quality_vs_speed);
WARNING_HR (hr, CODECAPI_AVEncCommonQualityVsSpeed);
}
if (device_caps->gop_size) {
hr = gst_mf_transform_set_codec_api_uint32 (transform,
&CODECAPI_AVEncMPVGOPSize, self->gop_size);
WARNING_HR (hr, CODECAPI_AVEncMPVGOPSize);
}
if (device_caps->threads) {
hr = gst_mf_transform_set_codec_api_uint32 (transform,
&CODECAPI_AVEncNumWorkerThreads, self->threads);
WARNING_HR (hr, CODECAPI_AVEncNumWorkerThreads);
}
if (device_caps->content_type) {
guint content_type;
content_type = gst_mf_vp9_enc_content_type_to_enum (self->content_type);
if (content_type != G_MAXUINT) {
hr = gst_mf_transform_set_codec_api_uint32 (transform,
&CODECAPI_AVEncVideoContentType, content_type);
WARNING_HR (hr, CODECAPI_AVEncVideoContentType);
}
}
if (device_caps->low_latency) {
hr = gst_mf_transform_set_codec_api_boolean (transform,
&CODECAPI_AVLowLatencyMode, self->low_latency);
WARNING_HR (hr, CODECAPI_AVLowLatencyMode);
}
return TRUE;
}
static gboolean
gst_mf_vp9_enc_set_src_caps (GstMFVideoEnc * mfenc,
GstVideoCodecState * state, IMFMediaType * output_type)
{
GstMFVP9Enc *self = (GstMFVP9Enc *) mfenc;
GstVideoCodecState *out_state;
GstStructure *s;
GstCaps *out_caps;
GstTagList *tags;
out_caps = gst_caps_new_empty_simple ("video/x-vp9");
s = gst_caps_get_structure (out_caps, 0);
out_state = gst_video_encoder_set_output_state (GST_VIDEO_ENCODER (self),
out_caps, state);
GST_INFO_OBJECT (self, "output caps: %" GST_PTR_FORMAT, out_state->caps);
/* encoder will keep it around for us */
gst_video_codec_state_unref (out_state);
tags = gst_tag_list_new_empty ();
gst_tag_list_add (tags, GST_TAG_MERGE_REPLACE, GST_TAG_ENCODER,
gst_element_get_metadata (GST_ELEMENT_CAST (self),
GST_ELEMENT_METADATA_LONGNAME), NULL);
gst_video_encoder_merge_tags (GST_VIDEO_ENCODER (self), tags,
GST_TAG_MERGE_REPLACE);
gst_tag_list_unref (tags);
return TRUE;
}
static void
gst_mf_vp9_enc_register (GstPlugin * plugin, guint rank,
const gchar * device_name, const GstMFVP9EncDeviceCaps * device_caps,
guint32 enum_flags, guint device_index,
GstCaps * sink_caps, GstCaps * src_caps)
{
GType type;
gchar *type_name;
gchar *feature_name;
gint i;
GstMFVP9EncClassData *cdata;
gboolean is_default = TRUE;
GTypeInfo type_info = {
sizeof (GstMFVP9EncClass),
NULL,
NULL,
(GClassInitFunc) gst_mf_vp9_enc_class_init,
NULL,
NULL,
sizeof (GstMFVP9Enc),
0,
(GInstanceInitFunc) gst_mf_vp9_enc_init,
};
cdata = g_new0 (GstMFVP9EncClassData, 1);
cdata->sink_caps = sink_caps;
cdata->src_caps = src_caps;
cdata->device_name = g_strdup (device_name);
cdata->device_caps = *device_caps;
cdata->enum_flags = enum_flags;
cdata->device_index = device_index;
type_info.class_data = cdata;
type_name = g_strdup ("GstMFVP9Enc");
feature_name = g_strdup ("mfvp9enc");
i = 1;
while (g_type_from_name (type_name) != 0) {
g_free (type_name);
g_free (feature_name);
type_name = g_strdup_printf ("GstMFVP9Device%dEnc", i);
feature_name = g_strdup_printf ("mfvp9device%denc", i);
is_default = FALSE;
i++;
}
type =
g_type_register_static (GST_TYPE_MF_VIDEO_ENC, type_name, &type_info,
(GTypeFlags) 0);
/* make lower rank than default device */
if (rank > 0 && !is_default)
rank--;
if (!gst_element_register (plugin, feature_name, rank, type))
GST_WARNING ("Failed to register plugin '%s'", type_name);
g_free (type_name);
g_free (feature_name);
}
static void
gst_mf_vp9_enc_plugin_init_internal (GstPlugin * plugin, guint rank,
GstMFTransform * transform, guint device_index, guint32 enum_flags)
{
HRESULT hr;
MFT_REGISTER_TYPE_INFO *infos;
UINT32 info_size;
gint i;
GstCaps *src_caps = NULL;
GstCaps *sink_caps = NULL;
GValue *supported_formats = NULL;
gboolean have_I420 = FALSE;
gchar *device_name = NULL;
GstMFVP9EncDeviceCaps device_caps = { 0, };
IMFActivate *activate;
IMFTransform *encoder;
ICodecAPI *codec_api;
ComPtr<IMFMediaType> out_type;
/* NOTE: depending on environment,
* some enumerated h/w MFT might not be usable (e.g., multiple GPU case) */
if (!gst_mf_transform_open (transform))
return;
activate = gst_mf_transform_get_activate_handle (transform);
if (!activate) {
GST_WARNING_OBJECT (transform, "No IMFActivate interface available");
return;
}
encoder = gst_mf_transform_get_transform_handle (transform);
if (!encoder) {
GST_WARNING_OBJECT (transform, "No IMFTransform interface available");
return;
}
codec_api = gst_mf_transform_get_codec_api_handle (transform);
if (!codec_api) {
GST_WARNING_OBJECT (transform, "No ICodecAPI interface available");
return;
}
g_object_get (transform, "device-name", &device_name, NULL);
if (!device_name) {
GST_WARNING_OBJECT (transform, "Unknown device name");
return;
}
hr = activate->GetAllocatedBlob (MFT_INPUT_TYPES_Attributes,
(UINT8 **) & infos, &info_size);
if (!gst_mf_result (hr))
goto done;
for (i = 0; i < info_size / sizeof (MFT_REGISTER_TYPE_INFO); i++) {
GstVideoFormat vformat;
GValue val = G_VALUE_INIT;
vformat = gst_mf_video_subtype_to_video_format (&infos[i].guidSubtype);
if (vformat == GST_VIDEO_FORMAT_UNKNOWN)
continue;
if (!supported_formats) {
supported_formats = g_new0 (GValue, 1);
g_value_init (supported_formats, GST_TYPE_LIST);
}
/* media foundation has duplicated formats IYUV and I420 */
if (vformat == GST_VIDEO_FORMAT_I420) {
if (have_I420)
continue;
have_I420 = TRUE;
}
g_value_init (&val, G_TYPE_STRING);
g_value_set_static_string (&val, gst_video_format_to_string (vformat));
gst_value_list_append_and_take_value (supported_formats, &val);
}
CoTaskMemFree (infos);
if (!supported_formats)
goto done;
/* check supported resolutions */
hr = MFCreateMediaType (out_type.GetAddressOf ());
if (!gst_mf_result (hr))
goto done;
hr = out_type->SetGUID (MF_MT_MAJOR_TYPE, MFMediaType_Video);
if (!gst_mf_result (hr))
goto done;
hr = out_type->SetGUID (MF_MT_SUBTYPE, MFVideoFormat_VP90);
if (!gst_mf_result (hr))
goto done;
hr = out_type->SetUINT32 (MF_MT_AVG_BITRATE, 2048000);
if (!gst_mf_result (hr))
goto done;
hr = MFSetAttributeRatio (out_type.Get (), MF_MT_FRAME_RATE, 30, 1);
if (!gst_mf_result (hr))
goto done;
hr = out_type->SetUINT32 (MF_MT_INTERLACE_MODE, MFVideoInterlace_Progressive);
if (!gst_mf_result (hr))
goto done;
GST_DEBUG_OBJECT (transform, "Check supported profiles of %s",
device_name);
src_caps = gst_caps_new_empty_simple ("video/x-vp9");
sink_caps = gst_caps_new_empty_simple ("video/x-raw");
gst_caps_set_value (sink_caps, "format", supported_formats);
g_value_unset (supported_formats);
g_free (supported_formats);
/* FIXME: don't hardcode resolution */
gst_caps_set_simple (sink_caps,
"width", GST_TYPE_INT_RANGE, 64, 8192,
"height", GST_TYPE_INT_RANGE, 64, 8192, NULL);
gst_caps_set_simple (src_caps,
"width", GST_TYPE_INT_RANGE, 64, 8192,
"height", GST_TYPE_INT_RANGE, 64, 8192, NULL);
GST_MINI_OBJECT_FLAG_SET (sink_caps, GST_MINI_OBJECT_FLAG_MAY_BE_LEAKED);
GST_MINI_OBJECT_FLAG_SET (src_caps, GST_MINI_OBJECT_FLAG_MAY_BE_LEAKED);
#define CHECK_DEVICE_CAPS(codec_obj,api,val) \
if (SUCCEEDED((codec_obj)->IsSupported(&(api)))) {\
device_caps.val = TRUE; \
}
CHECK_DEVICE_CAPS (codec_api, CODECAPI_AVEncCommonRateControlMode, rc_mode);
CHECK_DEVICE_CAPS (codec_api, CODECAPI_AVEncCommonMaxBitRate, max_bitrate);
CHECK_DEVICE_CAPS (codec_api,
CODECAPI_AVEncCommonQualityVsSpeed, quality_vs_speed);
CHECK_DEVICE_CAPS (codec_api, CODECAPI_AVEncMPVGOPSize, gop_size);
CHECK_DEVICE_CAPS (codec_api, CODECAPI_AVEncNumWorkerThreads, threads);
CHECK_DEVICE_CAPS (codec_api, CODECAPI_AVEncVideoContentType, content_type);
CHECK_DEVICE_CAPS (codec_api,
CODECAPI_AVEncVideoForceKeyFrame, force_keyframe);
CHECK_DEVICE_CAPS (codec_api, CODECAPI_AVLowLatencyMode, low_latency);
gst_mf_vp9_enc_register (plugin, rank, device_name,
&device_caps, enum_flags, device_index, sink_caps, src_caps);
done:
g_free (device_name);
}
void
gst_mf_vp9_enc_plugin_init (GstPlugin * plugin, guint rank)
{
GstMFTransformEnumParams enum_params = { 0, };
MFT_REGISTER_TYPE_INFO output_type;
GstMFTransform *transform;
gint i;
gboolean do_next;
GST_DEBUG_CATEGORY_INIT (gst_mf_vp9_enc_debug, "mfvp9enc", 0, "mfvp9enc");
output_type.guidMajorType = MFMediaType_Video;
output_type.guidSubtype = MFVideoFormat_VP90;
enum_params.category = MFT_CATEGORY_VIDEO_ENCODER;
enum_params.enum_flags = (MFT_ENUM_FLAG_HARDWARE | MFT_ENUM_FLAG_ASYNCMFT |
MFT_ENUM_FLAG_SORTANDFILTER | MFT_ENUM_FLAG_SORTANDFILTER_APPROVED_ONLY);
enum_params.output_typeinfo = &output_type;
/* register hardware encoders first */
i = 0;
do {
enum_params.device_index = i++;
transform = gst_mf_transform_new (&enum_params);
do_next = TRUE;
if (!transform) {
do_next = FALSE;
} else {
gst_mf_vp9_enc_plugin_init_internal (plugin, rank, transform,
enum_params.device_index, enum_params.enum_flags);
gst_clear_object (&transform);
}
} while (do_next);
/* register software encoders */
enum_params.enum_flags = (MFT_ENUM_FLAG_SYNCMFT |
MFT_ENUM_FLAG_SORTANDFILTER | MFT_ENUM_FLAG_SORTANDFILTER_APPROVED_ONLY);
i = 0;
do {
enum_params.device_index = i++;
transform = gst_mf_transform_new (&enum_params);
do_next = TRUE;
if (!transform) {
do_next = FALSE;
} else {
gst_mf_vp9_enc_plugin_init_internal (plugin, rank, transform,
enum_params.device_index, enum_params.enum_flags);
gst_clear_object (&transform);
}
} while (do_next);
}

32
sys/mediafoundation/gstmfvp9enc.h Normal file
View file

@ -0,0 +1,32 @@
/* GStreamer
* Copyright (C) 2020 Seungha Yang <seungha@centricular.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef __GST_MF_VP9_ENC_H__
#define __GST_MF_VP9_ENC_H__
#include <gst/gst.h>
G_BEGIN_DECLS
void gst_mf_vp9_enc_plugin_init (GstPlugin * plugin,
guint rank);
G_END_DECLS
#endif /* __GST_MF_VP9_ENC_H__ */

1
sys/mediafoundation/meson.build
View file

@ -5,6 +5,7 @@ mf_sources = [
'gstmfvideoenc.cpp',
'gstmfh264enc.cpp',
'gstmfh265enc.cpp',
'gstmfvp9enc.cpp',
'gstmfvideosrc.c',
'gstmfsourceobject.c',
'gstmfdevice.c',

3
sys/mediafoundation/plugin.c
View file

@ -32,6 +32,7 @@
#include "gstmfutils.h"
#include "gstmfh264enc.h"
#include "gstmfh265enc.h"
#include "gstmfvp9enc.h"
#include "gstmfaacenc.h"
#include "gstmfmp3enc.h"
@ -73,6 +74,8 @@ plugin_init (GstPlugin * plugin)
gst_mf_h264_enc_plugin_init (plugin, GST_RANK_SECONDARY);
gst_mf_h265_enc_plugin_init (plugin, GST_RANK_SECONDARY);
gst_mf_vp9_enc_plugin_init (plugin, GST_RANK_SECONDARY);
gst_mf_aac_enc_plugin_init (plugin, GST_RANK_SECONDARY);
gst_mf_mp3_enc_plugin_init (plugin, GST_RANK_SECONDARY);