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gstreamer/sys/msdk/gstmsdkh264enc.c

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/* GStreamer Intel MSDK plugin
* Copyright (c) 2016, Oblong Industries, Inc.
* 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-msdkh264enc
* @title: msdkh264enc
* @short_description: Intel MSDK H264 encoder
*
* H264 video encoder based on Intel MFX
*
* ## Example launch line
* ```
* gst-launch-1.0 videotestsrc num-buffers=90 ! msdkh264enc ! h264parse ! filesink location=output.h264
* ```
*
* Since: 1.12
*
*/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include "gstmsdkh264enc.h"
#include <gst/base/base.h>
#include <gst/pbutils/pbutils.h>
#include <string.h>
GST_DEBUG_CATEGORY_EXTERN (gst_msdkh264enc_debug);
#define GST_CAT_DEFAULT gst_msdkh264enc_debug
enum
{
PROP_CABAC = GST_MSDKENC_PROP_MAX,
#ifndef GST_REMOVE_DEPRECATED
PROP_LOW_POWER,
#endif
PROP_FRAME_PACKING,
PROP_RC_LA_DOWNSAMPLING,
PROP_TRELLIS,
PROP_MAX_SLICE_SIZE,
PROP_B_PYRAMID,
PROP_TUNE_MODE,
PROP_P_PYRAMID,
PROP_MIN_QP,
PROP_MAX_QP,
PROP_INTRA_REFRESH_TYPE,
PROP_DBLK_IDC,
};
enum
{
GST_MSDK_FLAG_LOW_POWER = 1 << 0,
GST_MSDK_FLAG_TUNE_MODE = 1 << 1,
};
#define PROP_CABAC_DEFAULT TRUE
#define PROP_LOWPOWER_DEFAULT FALSE
#define PROP_FRAME_PACKING_DEFAULT -1
#define PROP_RC_LA_DOWNSAMPLING_DEFAULT MFX_LOOKAHEAD_DS_UNKNOWN
#define PROP_TRELLIS_DEFAULT _MFX_TRELLIS_NONE
#define PROP_MAX_SLICE_SIZE_DEFAULT 0
#define PROP_B_PYRAMID_DEFAULT FALSE
#define PROP_TUNE_MODE_DEFAULT MFX_CODINGOPTION_UNKNOWN
#define PROP_P_PYRAMID_DEFAULT FALSE
#define PROP_MIN_QP_DEFAULT 0
#define PROP_MAX_QP_DEFAULT 0
#define PROP_INTRA_REFRESH_TYPE_DEFAULT MFX_REFRESH_NO
#define PROP_DBLK_IDC_DEFAULT 0
static GstStaticPadTemplate src_factory = GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("video/x-h264, "
"framerate = (fraction) [0/1, MAX], "
"width = (int) [ 1, MAX ], height = (int) [ 1, MAX ], "
"stream-format = (string) byte-stream , alignment = (string) au , "
"profile = (string) { high, main, baseline, constrained-baseline }")
);
static GType
gst_msdkh264enc_frame_packing_get_type (void)
{
static GType format_type = 0;
static const GEnumValue format_types[] = {
{GST_VIDEO_MULTIVIEW_FRAME_PACKING_NONE, "None (default)", "none"},
{GST_VIDEO_MULTIVIEW_FRAME_PACKING_SIDE_BY_SIDE, "Side by Side",
"side-by-side"},
{GST_VIDEO_MULTIVIEW_FRAME_PACKING_TOP_BOTTOM, "Top Bottom", "top-bottom"},
{0, NULL, NULL}
};
if (!format_type) {
format_type =
g_enum_register_static ("GstMsdkH264EncFramePacking", format_types);
}
return format_type;
}
#define gst_msdkh264enc_parent_class parent_class
G_DEFINE_TYPE (GstMsdkH264Enc, gst_msdkh264enc, GST_TYPE_MSDKENC);
static void
gst_msdkh264enc_insert_sei (GstMsdkH264Enc * thiz, GstVideoCodecFrame * frame,
GstMemory * sei_mem)
{
GstBuffer *new_buffer;
if (!thiz->parser)
thiz->parser = gst_h264_nal_parser_new ();
new_buffer = gst_h264_parser_insert_sei (thiz->parser,
frame->output_buffer, sei_mem);
if (!new_buffer) {
GST_WARNING_OBJECT (thiz, "Cannot insert SEI nal into AU buffer");
return;
}
gst_buffer_unref (frame->output_buffer);
frame->output_buffer = new_buffer;
}
static void
gst_msdkh264enc_add_cc (GstMsdkH264Enc * thiz, GstVideoCodecFrame * frame)
{
GstVideoCaptionMeta *cc_meta;
gpointer iter = NULL;
GstBuffer *in_buf = frame->input_buffer;
GstMemory *mem = NULL;
if (thiz->cc_sei_array)
g_array_set_size (thiz->cc_sei_array, 0);
while ((cc_meta =
(GstVideoCaptionMeta *) gst_buffer_iterate_meta_filtered (in_buf,
&iter, GST_VIDEO_CAPTION_META_API_TYPE))) {
GstH264SEIMessage sei;
GstH264RegisteredUserData *rud;
guint8 *data;
if (cc_meta->caption_type != GST_VIDEO_CAPTION_TYPE_CEA708_RAW)
continue;
memset (&sei, 0, sizeof (GstH264SEIMessage));
sei.payloadType = GST_H264_SEI_REGISTERED_USER_DATA;
rud = &sei.payload.registered_user_data;
rud->country_code = 181;
rud->size = cc_meta->size + 10;
data = g_malloc (rud->size);
memcpy (data + 9, cc_meta->data, cc_meta->size);
data[0] = 0; /* 16-bits itu_t_t35_provider_code */
data[1] = 49;
data[2] = 'G'; /* 32-bits ATSC_user_identifier */
data[3] = 'A';
data[4] = '9';
data[5] = '4';
data[6] = 3; /* 8-bits ATSC1_data_user_data_type_code */
/* 8-bits:
* 1 bit process_em_data_flag (0)
* 1 bit process_cc_data_flag (1)
* 1 bit additional_data_flag (0)
* 5-bits cc_count
*/
data[7] = ((cc_meta->size / 3) & 0x1f) | 0x40;
data[8] = 255; /* 8 bits em_data, unused */
data[cc_meta->size + 9] = 255; /* 8 marker bits */
rud->data = data;
if (!thiz->cc_sei_array) {
thiz->cc_sei_array =
g_array_new (FALSE, FALSE, sizeof (GstH264SEIMessage));
g_array_set_clear_func (thiz->cc_sei_array,
(GDestroyNotify) gst_h264_sei_clear);
}
g_array_append_val (thiz->cc_sei_array, sei);
}
if (!thiz->cc_sei_array || !thiz->cc_sei_array->len)
return;
mem = gst_h264_create_sei_memory (4, thiz->cc_sei_array);
if (!mem) {
GST_WARNING_OBJECT (thiz, "Cannot create SEI nal unit");
return;
}
GST_DEBUG_OBJECT (thiz,
"Inserting %d closed caption SEI message(s)", thiz->cc_sei_array->len);
gst_msdkh264enc_insert_sei (thiz, frame, mem);
gst_memory_unref (mem);
}
static GstFlowReturn
gst_msdkh264enc_pre_push (GstVideoEncoder * encoder, GstVideoCodecFrame * frame)
{
GstMsdkH264Enc *thiz = GST_MSDKH264ENC (encoder);
if (GST_VIDEO_CODEC_FRAME_IS_SYNC_POINT (frame) && thiz->frame_packing_sei) {
/* Insert frame packing SEI
* FIXME: This assumes it does not exist in the stream, which is not
* going to be true anymore once this is fixed:
* https://github.com/Intel-Media-SDK/MediaSDK/issues/13
*/
GST_DEBUG_OBJECT (thiz, "Inserting SEI Frame Packing for multiview");
gst_msdkh264enc_insert_sei (thiz, frame, thiz->frame_packing_sei);
}
gst_msdkh264enc_add_cc (thiz, frame);
return GST_FLOW_OK;
}
static gboolean
gst_msdkh264enc_set_format (GstMsdkEnc * encoder)
{
GstMsdkH264Enc *thiz = GST_MSDKH264ENC (encoder);
GstCaps *template_caps;
GstCaps *allowed_caps = NULL;
thiz->profile = 0;
thiz->level = 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;
const gchar *level;
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, "high")) {
thiz->profile = MFX_PROFILE_AVC_HIGH;
} else if (!strcmp (profile, "main")) {
thiz->profile = MFX_PROFILE_AVC_MAIN;
} else if (!strcmp (profile, "baseline")) {
thiz->profile = MFX_PROFILE_AVC_BASELINE;
} else if (!strcmp (profile, "constrained-baseline")) {
thiz->profile = MFX_PROFILE_AVC_CONSTRAINED_BASELINE;
} else {
g_assert_not_reached ();
}
}
level = gst_structure_get_string (s, "level");
if (level) {
thiz->level = gst_codec_utils_h264_get_level_idc (level);
}
gst_caps_unref (allowed_caps);
}
gst_caps_unref (template_caps);
if (thiz->frame_packing_sei) {
gst_memory_unref (thiz->frame_packing_sei);
thiz->frame_packing_sei = NULL;
}
/* prepare frame packing SEI message */
if (encoder->input_state) {
GstVideoMultiviewMode mode = GST_VIDEO_MULTIVIEW_MODE_NONE;
/* use property value if any */
if (thiz->frame_packing != GST_VIDEO_MULTIVIEW_MODE_NONE) {
mode = (GstVideoMultiviewMode) thiz->frame_packing;
} else {
mode = GST_VIDEO_INFO_MULTIVIEW_MODE (&encoder->input_state->info);
}
if (mode == GST_VIDEO_MULTIVIEW_MODE_SIDE_BY_SIDE ||
mode == GST_VIDEO_MULTIVIEW_MODE_TOP_BOTTOM) {
GstH264SEIMessage sei;
GstH264FramePacking *frame_packing;
GArray *array = g_array_new (FALSE, FALSE, sizeof (GstH264SEIMessage));
g_array_set_clear_func (thiz->cc_sei_array,
(GDestroyNotify) gst_h264_sei_clear);
GST_DEBUG_OBJECT (thiz,
"Prepare frame packing SEI data for multiview mode %d", mode);
memset (&sei, 0, sizeof (GstH264SEIMessage));
sei.payloadType = GST_H264_SEI_FRAME_PACKING;
frame_packing = &sei.payload.frame_packing;
frame_packing->frame_packing_id = 0;
frame_packing->frame_packing_cancel_flag = 0;
frame_packing->frame_packing_type =
(mode == GST_VIDEO_MULTIVIEW_MODE_SIDE_BY_SIDE ?
GST_H264_FRAME_PACKING_SIDE_BY_SIDE :
GST_H264_FRMAE_PACKING_TOP_BOTTOM);
/* we don't do this */
frame_packing->quincunx_sampling_flag = 0;
/* 0: unspecified */
/* 1: frame 0 will be left view and frame 1 will be right view */
frame_packing->content_interpretation_type = 1;
/* we didn't do flip */
frame_packing->spatial_flipping_flag = 0;
frame_packing->frame0_flipped_flag = 0;
/* must be zero for frame_packing_type != 2 */
frame_packing->field_views_flag = 0;
/* must be zero for frame_packing_type != 5 */
frame_packing->current_frame_is_frame0_flag = 0;
/* may or may not used to reference each other */
frame_packing->frame0_self_contained_flag = 0;
frame_packing->frame1_self_contained_flag = 0;
frame_packing->frame0_grid_position_x = 0;
frame_packing->frame0_grid_position_y = 0;
frame_packing->frame1_grid_position_x = 0;
frame_packing->frame1_grid_position_y = 0;
/* will be applied to this GOP */
frame_packing->frame_packing_repetition_period = 1;
g_array_append_val (array, sei);
thiz->frame_packing_sei = gst_h264_create_sei_memory (4, array);
g_array_unref (array);
}
}
return TRUE;
}
static gboolean
gst_msdkh264enc_configure (GstMsdkEnc * encoder)
{
GstMsdkH264Enc *thiz = GST_MSDKH264ENC (encoder);
encoder->param.mfx.LowPower = thiz->tune_mode;
encoder->param.mfx.CodecId = MFX_CODEC_AVC;
encoder->param.mfx.CodecProfile = thiz->profile;
encoder->param.mfx.CodecLevel = thiz->level;
thiz->option.Header.BufferId = MFX_EXTBUFF_CODING_OPTION;
thiz->option.Header.BufferSz = sizeof (thiz->option);
if (thiz->profile == MFX_PROFILE_AVC_CONSTRAINED_BASELINE ||
thiz->profile == MFX_PROFILE_AVC_BASELINE ||
thiz->profile == MFX_PROFILE_AVC_EXTENDED) {
thiz->option.CAVLC = MFX_CODINGOPTION_ON;
} else {
thiz->option.CAVLC =
(thiz->cabac ? MFX_CODINGOPTION_OFF : MFX_CODINGOPTION_ON);
}
gst_msdkenc_add_extra_param (encoder, (mfxExtBuffer *) & thiz->option);
encoder->option2.Trellis = thiz->trellis ? thiz->trellis : MFX_TRELLIS_OFF;
encoder->option2.MaxSliceSize = thiz->max_slice_size;
encoder->option2.MinQPI = encoder->option2.MinQPP = encoder->option2.MinQPB =
thiz->min_qp;
encoder->option2.MaxQPI = encoder->option2.MaxQPP = encoder->option2.MaxQPB =
thiz->max_qp;
encoder->option2.IntRefType = thiz->intra_refresh_type;
encoder->option2.DisableDeblockingIdc = thiz->dblk_idc;
if (encoder->rate_control == MFX_RATECONTROL_LA ||
encoder->rate_control == MFX_RATECONTROL_LA_HRD ||
encoder->rate_control == MFX_RATECONTROL_LA_ICQ)
encoder->option2.LookAheadDS = thiz->lookahead_ds;
if (thiz->b_pyramid) {
encoder->option2.BRefType = MFX_B_REF_PYRAMID;
/* Don't define Gop structure for B-pyramid, otherwise EncodeInit
* will throw Invalid param error */
encoder->param.mfx.GopRefDist = 0;
}
if (thiz->p_pyramid) {
encoder->option3.PRefType = MFX_P_REF_PYRAMID;
/* MFX_P_REF_PYRAMID is available for GopRefDist = 1 */
encoder->param.mfx.GopRefDist = 1;
/* SDK decides the DPB size for P pyramid */
encoder->param.mfx.NumRefFrame = 0;
encoder->enable_extopt3 = TRUE;
}
/* 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_AVC_HIGH:
return "high";
case MFX_PROFILE_AVC_MAIN:
return "main";
case MFX_PROFILE_AVC_BASELINE:
return "baseline";
case MFX_PROFILE_AVC_CONSTRAINED_BASELINE:
return "constrained-baseline";
default:
break;
}
return NULL;
}
static inline const gchar *
level_to_string (gint level)
{
switch (level) {
case MFX_LEVEL_AVC_1:
return "1";
case MFX_LEVEL_AVC_1b:
return "1.1";
case MFX_LEVEL_AVC_11:
return "1.1";
case MFX_LEVEL_AVC_12:
return "1.2";
case MFX_LEVEL_AVC_13:
return "1.3";
case MFX_LEVEL_AVC_2:
return "2";
case MFX_LEVEL_AVC_21:
return "2.1";
case MFX_LEVEL_AVC_22:
return "2.2";
case MFX_LEVEL_AVC_3:
return "3";
case MFX_LEVEL_AVC_31:
return "3.1";
case MFX_LEVEL_AVC_32:
return "3.2";
case MFX_LEVEL_AVC_4:
return "4";
case MFX_LEVEL_AVC_41:
return "4.1";
case MFX_LEVEL_AVC_42:
return "4.2";
case MFX_LEVEL_AVC_5:
return "5";
case MFX_LEVEL_AVC_51:
return "5.1";
case MFX_LEVEL_AVC_52:
return "5.2";
default:
break;
}
return NULL;
}
static GstCaps *
gst_msdkh264enc_set_src_caps (GstMsdkEnc * encoder)
{
GstCaps *caps;
GstStructure *structure;
const gchar *profile;
const gchar *level;
caps = gst_caps_new_empty_simple ("video/x-h264");
structure = gst_caps_get_structure (caps, 0);
gst_structure_set (structure, "stream-format", G_TYPE_STRING, "byte-stream",
NULL);
gst_structure_set (structure, "alignment", G_TYPE_STRING, "au", NULL);
profile = profile_to_string (encoder->param.mfx.CodecProfile);
if (profile)
gst_structure_set (structure, "profile", G_TYPE_STRING, profile, NULL);
level = level_to_string (encoder->param.mfx.CodecLevel);
if (level)
gst_structure_set (structure, "level", G_TYPE_STRING, level, NULL);
return caps;
}
static void
gst_msdkh264enc_dispose (GObject * object)
{
GstMsdkH264Enc *thiz = GST_MSDKH264ENC (object);
if (thiz->frame_packing_sei) {
gst_memory_unref (thiz->frame_packing_sei);
thiz->frame_packing_sei = NULL;
}
G_OBJECT_CLASS (parent_class)->dispose (object);
}
static void
gst_msdkh264enc_finalize (GObject * object)
{
GstMsdkH264Enc *thiz = GST_MSDKH264ENC (object);
if (thiz->parser)
gst_h264_nal_parser_free (thiz->parser);
if (thiz->cc_sei_array)
g_array_unref (thiz->cc_sei_array);
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static void
gst_msdkh264enc_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
GstMsdkH264Enc *thiz = GST_MSDKH264ENC (object);
if (gst_msdkenc_set_common_property (object, prop_id, value, pspec))
return;
GST_OBJECT_LOCK (thiz);
switch (prop_id) {
case PROP_CABAC:
thiz->cabac = g_value_get_boolean (value);
break;
#ifndef GST_REMOVE_DEPRECATED
case PROP_LOW_POWER:
thiz->lowpower = g_value_get_boolean (value);
thiz->prop_flag |= GST_MSDK_FLAG_LOW_POWER;
/* Ignore it if user set tune mode explicitly */
if (!(thiz->prop_flag & GST_MSDK_FLAG_TUNE_MODE))
thiz->tune_mode =
thiz->lowpower ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
break;
#endif
case PROP_FRAME_PACKING:
thiz->frame_packing = g_value_get_enum (value);
break;
case PROP_RC_LA_DOWNSAMPLING:
thiz->lookahead_ds = g_value_get_enum (value);
break;
case PROP_TRELLIS:
thiz->trellis = g_value_get_flags (value);
break;
case PROP_MAX_SLICE_SIZE:
thiz->max_slice_size = g_value_get_uint (value);
break;
case PROP_B_PYRAMID:
thiz->b_pyramid = g_value_get_boolean (value);
break;
case PROP_TUNE_MODE:
thiz->tune_mode = g_value_get_enum (value);
thiz->prop_flag |= GST_MSDK_FLAG_TUNE_MODE;
break;
case PROP_P_PYRAMID:
thiz->p_pyramid = g_value_get_boolean (value);
break;
case PROP_MIN_QP:
thiz->min_qp = g_value_get_uint (value);
break;
case PROP_MAX_QP:
thiz->max_qp = g_value_get_uint (value);
break;
case PROP_INTRA_REFRESH_TYPE:
thiz->intra_refresh_type = g_value_get_enum (value);
break;
case PROP_DBLK_IDC:
thiz->dblk_idc = g_value_get_uint (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
GST_OBJECT_UNLOCK (thiz);
return;
}
static void
gst_msdkh264enc_get_property (GObject * object, guint prop_id, GValue * value,
GParamSpec * pspec)
{
GstMsdkH264Enc *thiz = GST_MSDKH264ENC (object);
if (gst_msdkenc_get_common_property (object, prop_id, value, pspec))
return;
GST_OBJECT_LOCK (thiz);
switch (prop_id) {
case PROP_CABAC:
g_value_set_boolean (value, thiz->cabac);
break;
#ifndef GST_REMOVE_DEPRECATED
case PROP_LOW_POWER:
g_value_set_boolean (value, thiz->lowpower);
break;
#endif
case PROP_FRAME_PACKING:
g_value_set_enum (value, thiz->frame_packing);
break;
case PROP_RC_LA_DOWNSAMPLING:
g_value_set_enum (value, thiz->lookahead_ds);
break;
case PROP_TRELLIS:
g_value_set_flags (value, thiz->trellis);
break;
case PROP_MAX_SLICE_SIZE:
g_value_set_uint (value, thiz->max_slice_size);
break;
case PROP_B_PYRAMID:
g_value_set_boolean (value, thiz->b_pyramid);
break;
case PROP_TUNE_MODE:
g_value_set_enum (value, thiz->tune_mode);
break;
case PROP_P_PYRAMID:
g_value_set_boolean (value, thiz->p_pyramid);
break;
case PROP_MIN_QP:
g_value_set_uint (value, thiz->min_qp);
break;
case PROP_MAX_QP:
g_value_set_uint (value, thiz->max_qp);
break;
case PROP_INTRA_REFRESH_TYPE:
g_value_set_enum (value, thiz->intra_refresh_type);
break;
case PROP_DBLK_IDC:
g_value_set_uint (value, thiz->dblk_idc);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
GST_OBJECT_UNLOCK (thiz);
}
static gboolean
gst_msdkh264enc_need_reconfig (GstMsdkEnc * encoder, GstVideoCodecFrame * frame)
{
GstMsdkH264Enc *h264enc = GST_MSDKH264ENC (encoder);
return gst_msdkenc_get_roi_params (encoder, frame, h264enc->roi);
}
static void
gst_msdkh264enc_set_extra_params (GstMsdkEnc * encoder,
GstVideoCodecFrame * frame)
{
GstMsdkH264Enc *h264enc = GST_MSDKH264ENC (encoder);
if (h264enc->roi[0].NumROI)
gst_msdkenc_add_extra_param (encoder, (mfxExtBuffer *) & h264enc->roi[0]);
}
static void
gst_msdkh264enc_class_init (GstMsdkH264EncClass * klass)
{
GObjectClass *gobject_class;
GstElementClass *element_class;
GstVideoEncoderClass *videoencoder_class;
GstMsdkEncClass *encoder_class;
gobject_class = G_OBJECT_CLASS (klass);
element_class = GST_ELEMENT_CLASS (klass);
videoencoder_class = GST_VIDEO_ENCODER_CLASS (klass);
encoder_class = GST_MSDKENC_CLASS (klass);
gobject_class->dispose = gst_msdkh264enc_dispose;
gobject_class->finalize = gst_msdkh264enc_finalize;
gobject_class->set_property = gst_msdkh264enc_set_property;
gobject_class->get_property = gst_msdkh264enc_get_property;
videoencoder_class->pre_push = gst_msdkh264enc_pre_push;
encoder_class->set_format = gst_msdkh264enc_set_format;
encoder_class->configure = gst_msdkh264enc_configure;
encoder_class->set_src_caps = gst_msdkh264enc_set_src_caps;
encoder_class->need_reconfig = gst_msdkh264enc_need_reconfig;
encoder_class->set_extra_params = gst_msdkh264enc_set_extra_params;
gst_msdkenc_install_common_properties (encoder_class);
g_object_class_install_property (gobject_class, PROP_CABAC,
g_param_spec_boolean ("cabac", "CABAC", "Enable CABAC entropy coding",
PROP_CABAC_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
#ifndef GST_REMOVE_DEPRECATED
g_object_class_install_property (gobject_class, PROP_LOW_POWER,
g_param_spec_boolean ("low-power", "Low power",
"Enable low power mode (DEPRECATED, use tune instead)",
PROP_LOWPOWER_DEFAULT,
G_PARAM_DEPRECATED | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
#endif
g_object_class_install_property (gobject_class, PROP_FRAME_PACKING,
g_param_spec_enum ("frame-packing", "Frame Packing",
"Set frame packing mode for Stereoscopic content",
gst_msdkh264enc_frame_packing_get_type (), PROP_FRAME_PACKING_DEFAULT,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_RC_LA_DOWNSAMPLING,
g_param_spec_enum ("rc-lookahead-ds", "Look-ahead Downsampling",
"Down sampling mode in look ahead bitrate control",
gst_msdkenc_rc_lookahead_ds_get_type (),
PROP_RC_LA_DOWNSAMPLING_DEFAULT,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_TRELLIS,
g_param_spec_flags ("trellis", "Trellis",
"Enable Trellis Quantization",
gst_msdkenc_trellis_quantization_get_type (), _MFX_TRELLIS_NONE,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_MAX_SLICE_SIZE,
g_param_spec_uint ("max-slice-size", "Max Slice Size",
"Maximum slice size in bytes (if enabled MSDK will ignore the control over num-slices)",
0, G_MAXUINT32, PROP_MAX_SLICE_SIZE_DEFAULT,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_B_PYRAMID,
g_param_spec_boolean ("b-pyramid", "B-pyramid",
"Enable B-Pyramid Reference structure", FALSE,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_TUNE_MODE,
g_param_spec_enum ("tune", "Encoder tuning",
"Encoder tuning option",
gst_msdkenc_tune_mode_get_type (), PROP_TUNE_MODE_DEFAULT,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_P_PYRAMID,
g_param_spec_boolean ("p-pyramid", "P-pyramid",
"Enable P-Pyramid Reference structure", FALSE,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_MIN_QP,
g_param_spec_uint ("min-qp", "Min QP",
"Minimal quantizer for I/P/B frames",
0, 51, PROP_MIN_QP_DEFAULT,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_MAX_QP,
g_param_spec_uint ("max-qp", "Max QP",
"Maximum quantizer for I/P/B frames",
0, 51, PROP_MAX_QP_DEFAULT,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_INTRA_REFRESH_TYPE,
g_param_spec_enum ("intra-refresh-type", "Intra refresh type",
"Set intra refresh type",
gst_msdkenc_intra_refresh_type_get_type (),
PROP_INTRA_REFRESH_TYPE_DEFAULT,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_DBLK_IDC,
g_param_spec_uint ("dblk-idc", "Disable Deblocking Idc",
"Option of disable deblocking idc",
0, 2, PROP_DBLK_IDC_DEFAULT,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
gst_element_class_set_static_metadata (element_class,
"Intel MSDK H264 encoder", "Codec/Encoder/Video/Hardware",
"H264 video encoder based on " MFX_API_SDK,
"Josep Torra <jtorra@oblong.com>");
gst_element_class_add_static_pad_template (element_class, &src_factory);
}
static void
gst_msdkh264enc_init (GstMsdkH264Enc * thiz)
{
thiz->cabac = PROP_CABAC_DEFAULT;
thiz->lowpower = PROP_LOWPOWER_DEFAULT;
thiz->frame_packing = PROP_FRAME_PACKING_DEFAULT;
thiz->lookahead_ds = PROP_RC_LA_DOWNSAMPLING_DEFAULT;
thiz->trellis = PROP_TRELLIS_DEFAULT;
thiz->max_slice_size = PROP_MAX_SLICE_SIZE_DEFAULT;
thiz->b_pyramid = PROP_B_PYRAMID_DEFAULT;
thiz->tune_mode = PROP_TUNE_MODE_DEFAULT;
thiz->p_pyramid = PROP_P_PYRAMID_DEFAULT;
thiz->min_qp = PROP_MIN_QP_DEFAULT;
thiz->max_qp = PROP_MAX_QP_DEFAULT;
thiz->intra_refresh_type = PROP_INTRA_REFRESH_TYPE_DEFAULT;
thiz->dblk_idc = PROP_DBLK_IDC_DEFAULT;
}
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