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gstreamer/subprojects/gst-plugins-bad/ext/aom/gstav1enc.c
Seungha Yang 796007f75d av1enc: Update for newly designed AV1 profile signalling 
Accept named AV1 profiles (i.e., main, high, and professional)
as well

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/1456>
2021-12-21 22:20:34 +09:00

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/* GStreamer
* Copyright (C) <2017> Sean DuBois <sean@siobud.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-av1enc
*
* AV1 Encoder.
*
* ## Example launch line
*
* |[
* gst-launch-1.0 videotestsrc num-buffers=50 ! av1enc ! webmmux ! filesink location=av1.webm
* ]|
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "gstav1enc.h"
#include "gstav1utils.h"
#include <gst/video/video.h>
#include <gst/video/gstvideometa.h>
#include <gst/base/base.h>
#define GST_AV1_ENC_APPLY_CODEC_CONTROL(av1enc, flag, value) \
if (av1enc->encoder_inited) { \
if (aom_codec_control (&av1enc->encoder, flag, \
value) != AOM_CODEC_OK) { \
gst_av1_codec_error (&av1enc->encoder, "Failed to set " #flag); \
} \
}
GST_DEBUG_CATEGORY_STATIC (av1_enc_debug);
#define GST_CAT_DEFAULT av1_enc_debug
#define GST_TYPE_RESIZE_MODE (gst_resize_mode_get_type())
static GType
gst_resize_mode_get_type (void)
{
static GType resize_mode_type = 0;
static const GEnumValue resize_mode[] = {
{GST_AV1_ENC_RESIZE_NONE, "No frame resizing allowed", "none"},
{GST_AV1_ENC_RESIZE_FIXED, "All frames are coded at the specified scale",
"fixed"},
{GST_AV1_ENC_RESIZE_RANDOM, "All frames are coded at a random scale",
"random"},
{0, NULL, NULL},
};
if (!resize_mode_type) {
resize_mode_type =
g_enum_register_static ("GstAV1EncResizeMode", resize_mode);
}
return resize_mode_type;
}
#define GST_TYPE_SUPERRES_MODE (gst_superres_mode_get_type())
static GType
gst_superres_mode_get_type (void)
{
static GType superres_mode_type = 0;
static const GEnumValue superres_mode[] = {
{GST_AV1_ENC_SUPERRES_NONE, "No frame superres allowed", "none"},
{GST_AV1_ENC_SUPERRES_FIXED,
"All frames are coded at the specified scale and super-resolved",
"fixed"},
{GST_AV1_ENC_SUPERRES_RANDOM,
"All frames are coded at a random scale and super-resolved",
"random"},
{GST_AV1_ENC_SUPERRES_QTHRESH,
"Superres scale for a frame is determined based on q_index",
"qthresh"},
{0, NULL, NULL},
};
if (!superres_mode_type) {
superres_mode_type =
g_enum_register_static ("GstAV1EncSuperresMode", superres_mode);
}
return superres_mode_type;
}
#define GST_TYPE_END_USAGE_MODE (gst_end_usage_mode_get_type())
static GType
gst_end_usage_mode_get_type (void)
{
static GType end_usage_mode_type = 0;
static const GEnumValue end_usage_mode[] = {
{GST_AV1_ENC_END_USAGE_VBR, "Variable Bit Rate Mode", "vbr"},
{GST_AV1_ENC_END_USAGE_CBR, "Constant Bit Rate Mode", "cbr"},
{GST_AV1_ENC_END_USAGE_CQ, "Constrained Quality Mode", "cq"},
{GST_AV1_ENC_END_USAGE_Q, "Constant Quality Mode", "q"},
{0, NULL, NULL},
};
if (!end_usage_mode_type) {
end_usage_mode_type =
g_enum_register_static ("GstAV1EncEndUsageMode", end_usage_mode);
}
return end_usage_mode_type;
}
enum
{
LAST_SIGNAL
};
enum
{
PROP_0,
PROP_CPU_USED,
PROP_DROP_FRAME,
PROP_RESIZE_MODE,
PROP_RESIZE_DENOMINATOR,
PROP_RESIZE_KF_DENOMINATOR,
PROP_SUPERRES_MODE,
PROP_SUPERRES_DENOMINATOR,
PROP_SUPERRES_KF_DENOMINATOR,
PROP_SUPERRES_QTHRESH,
PROP_SUPERRES_KF_QTHRESH,
PROP_END_USAGE,
PROP_TARGET_BITRATE,
PROP_MIN_QUANTIZER,
PROP_MAX_QUANTIZER,
PROP_UNDERSHOOT_PCT,
PROP_OVERSHOOT_PCT,
PROP_BUF_SZ,
PROP_BUF_INITIAL_SZ,
PROP_BUF_OPTIMAL_SZ,
PROP_THREADS,
PROP_ROW_MT,
PROP_TILE_COLUMNS,
PROP_TILE_ROWS
};
/* From av1/av1_cx_iface.c */
#define DEFAULT_PROFILE 0
#define DEFAULT_CPU_USED 0
#define DEFAULT_DROP_FRAME 0
#define DEFAULT_RESIZE_MODE GST_AV1_ENC_RESIZE_NONE
#define DEFAULT_RESIZE_DENOMINATOR 8
#define DEFAULT_RESIZE_KF_DENOMINATOR 8
#define DEFAULT_SUPERRES_MODE GST_AV1_ENC_SUPERRES_NONE
#define DEFAULT_SUPERRES_DENOMINATOR 8
#define DEFAULT_SUPERRES_KF_DENOMINATOR 8
#define DEFAULT_SUPERRES_QTHRESH 63
#define DEFAULT_SUPERRES_KF_QTHRESH 63
#define DEFAULT_END_USAGE GST_AV1_ENC_END_USAGE_VBR
#define DEFAULT_TARGET_BITRATE 256
#define DEFAULT_MIN_QUANTIZER 0
#define DEFAULT_MAX_QUANTIZER 0
#define DEFAULT_UNDERSHOOT_PCT 25
#define DEFAULT_OVERSHOOT_PCT 25
#define DEFAULT_BUF_SZ 6000
#define DEFAULT_BUF_INITIAL_SZ 4000
#define DEFAULT_BUF_OPTIMAL_SZ 5000
#define DEFAULT_TIMEBASE_N 1
#define DEFAULT_TIMEBASE_D 30
#define DEFAULT_BIT_DEPTH AOM_BITS_8
#define DEFAULT_THREADS 0
#define DEFAULT_ROW_MT TRUE
#define DEFAULT_TILE_COLUMNS 0
#define DEFAULT_TILE_ROWS 0
static void gst_av1_enc_finalize (GObject * object);
static void gst_av1_enc_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec);
static void gst_av1_enc_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec);
static gboolean gst_av1_enc_start (GstVideoEncoder * encoder);
static gboolean gst_av1_enc_stop (GstVideoEncoder * encoder);
static gboolean gst_av1_enc_set_format (GstVideoEncoder * encoder,
GstVideoCodecState * state);
static GstFlowReturn gst_av1_enc_handle_frame (GstVideoEncoder * encoder,
GstVideoCodecFrame * frame);
static GstFlowReturn gst_av1_enc_finish (GstVideoEncoder * encoder);
static gboolean gst_av1_enc_propose_allocation (GstVideoEncoder * encoder,
GstQuery * query);
static void gst_av1_enc_destroy_encoder (GstAV1Enc * av1enc);
#define gst_av1_enc_parent_class parent_class
G_DEFINE_TYPE (GstAV1Enc, gst_av1_enc, GST_TYPE_VIDEO_ENCODER);
GST_ELEMENT_REGISTER_DEFINE (av1enc, "av1enc", GST_RANK_PRIMARY,
GST_TYPE_AV1_ENC);
/* *INDENT-OFF* */
static GstStaticPadTemplate gst_av1_enc_sink_pad_template =
GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("video/x-raw, "
"format = (string) { I420, Y42B, Y444, YV12 }, "
"framerate = (fraction) [0, MAX], "
"width = (int) [ 4, MAX ], "
"height = (int) [ 4, MAX ]")
);
/* *INDENT-ON* */
static GstStaticPadTemplate gst_av1_enc_src_pad_template =
GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("video/x-av1")
);
static void
gst_av1_enc_class_init (GstAV1EncClass * klass)
{
GObjectClass *gobject_class;
GstElementClass *element_class;
GstVideoEncoderClass *venc_class;
gobject_class = (GObjectClass *) klass;
element_class = (GstElementClass *) klass;
venc_class = (GstVideoEncoderClass *) klass;
parent_class = g_type_class_peek_parent (klass);
gobject_class->finalize = gst_av1_enc_finalize;
gobject_class->set_property = gst_av1_enc_set_property;
gobject_class->get_property = gst_av1_enc_get_property;
gst_element_class_add_static_pad_template (element_class,
&gst_av1_enc_sink_pad_template);
gst_element_class_add_static_pad_template (element_class,
&gst_av1_enc_src_pad_template);
gst_element_class_set_static_metadata (element_class, "AV1 Encoder",
"Codec/Encoder/Video", "Encode AV1 video streams",
"Sean DuBois <sean@siobud.com>");
venc_class->start = gst_av1_enc_start;
venc_class->stop = gst_av1_enc_stop;
venc_class->set_format = gst_av1_enc_set_format;
venc_class->handle_frame = gst_av1_enc_handle_frame;
venc_class->finish = gst_av1_enc_finish;
venc_class->propose_allocation = gst_av1_enc_propose_allocation;
klass->codec_algo = &aom_codec_av1_cx_algo;
GST_DEBUG_CATEGORY_INIT (av1_enc_debug, "av1enc", 0, "AV1 encoding element");
g_object_class_install_property (gobject_class, PROP_CPU_USED,
g_param_spec_int ("cpu-used", "CPU Used",
"CPU Used. A Value greater than 0 will increase encoder speed at the expense of quality.",
0, 5, DEFAULT_CPU_USED, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
/* Rate control configurations */
g_object_class_install_property (gobject_class, PROP_DROP_FRAME,
g_param_spec_uint ("drop-frame", "Drop frame",
"Temporal resampling configuration, drop frames as a strategy to meet "
"its target data rate Set to zero (0) to disable this feature.",
0, G_MAXUINT, DEFAULT_DROP_FRAME,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_RESIZE_MODE,
g_param_spec_enum ("resize-mode", "Resize mode",
"Frame resize mode", GST_TYPE_RESIZE_MODE,
DEFAULT_RESIZE_MODE, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_RESIZE_DENOMINATOR,
g_param_spec_uint ("resize-denominator", "Resize denominator",
"Frame resize denominator, assuming 8 as the numerator",
8, 16, DEFAULT_RESIZE_DENOMINATOR,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_RESIZE_KF_DENOMINATOR,
g_param_spec_uint ("resize-kf-denominator", "Resize keyframe denominator",
"Frame resize keyframe denominator, assuming 8 as the numerator",
8, 16, DEFAULT_RESIZE_KF_DENOMINATOR,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_SUPERRES_MODE,
g_param_spec_enum ("superres-mode", "Super-resolution scaling mode",
"It integrates upscaling after the encode/decode process",
GST_TYPE_SUPERRES_MODE,
DEFAULT_SUPERRES_MODE, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_SUPERRES_DENOMINATOR,
g_param_spec_uint ("superres-denominator", "Super-resolution denominator",
"Frame super-resolution denominator, used only by SUPERRES_FIXED mode",
8, 16, DEFAULT_SUPERRES_DENOMINATOR,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_SUPERRES_KF_DENOMINATOR,
g_param_spec_uint ("superres-kf-denominator",
"Keyframe super-resolution denominator",
"Keyframe super-resolution denominator",
8, 16, DEFAULT_SUPERRES_KF_DENOMINATOR,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_SUPERRES_QTHRESH,
g_param_spec_uint ("superres-qthresh",
"Frame super-resolution qindex threshold",
"Frame super-resolution qindex threshold, used only by SUPERRES_QTHRESH mode",
1, 63, DEFAULT_SUPERRES_QTHRESH,
(G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property (gobject_class, PROP_SUPERRES_KF_QTHRESH,
g_param_spec_uint ("superres-kf-qthresh",
"Keyframe super-resolution qindex threshold",
"Keyframe super-resolution qindex threshold, used only by SUPERRES_QTHRESH mode",
1, 63, DEFAULT_SUPERRES_KF_QTHRESH,
(G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property (gobject_class, PROP_END_USAGE,
g_param_spec_enum ("end-usage", "Rate control mode",
"Rate control algorithm to use, indicates the end usage of this stream",
GST_TYPE_END_USAGE_MODE, DEFAULT_END_USAGE,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_TARGET_BITRATE,
g_param_spec_uint ("target-bitrate", "Target bitrate",
"Target bitrate, in kilobits per second",
1, G_MAXUINT, DEFAULT_TARGET_BITRATE,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_MIN_QUANTIZER,
g_param_spec_uint ("min-quantizer", "Minimum (best quality) quantizer",
"Minimum (best quality) quantizer",
0, G_MAXUINT, DEFAULT_MIN_QUANTIZER,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_MAX_QUANTIZER,
g_param_spec_uint ("max-quantizer", "Maximum (worst quality) quantizer",
"Maximum (worst quality) quantizer",
0, G_MAXUINT, DEFAULT_MAX_QUANTIZER,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_UNDERSHOOT_PCT,
g_param_spec_uint ("undershoot-pct", "Datarate undershoot (min) target",
"Rate control adaptation undershoot control",
0, 1000, DEFAULT_UNDERSHOOT_PCT,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_OVERSHOOT_PCT,
g_param_spec_uint ("overshoot-pct", "Datarate overshoot (max) target",
"Rate control adaptation overshoot control",
0, 1000, DEFAULT_OVERSHOOT_PCT,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_BUF_SZ,
g_param_spec_uint ("buf-sz", "Decoder buffer size",
"Decoder buffer size, expressed in units of time (milliseconds)",
0, G_MAXUINT, DEFAULT_BUF_SZ,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_BUF_INITIAL_SZ,
g_param_spec_uint ("buf-initial-sz", "Decoder buffer initial size",
"Decoder buffer initial size, expressed in units of time (milliseconds)",
0, G_MAXUINT, DEFAULT_BUF_INITIAL_SZ,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_BUF_OPTIMAL_SZ,
g_param_spec_uint ("buf-optimal-sz", "Decoder buffer optimal size",
"Decoder buffer optimal size, expressed in units of time (milliseconds)",
0, G_MAXUINT, DEFAULT_BUF_OPTIMAL_SZ,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_THREADS,
g_param_spec_uint ("threads", "Max number of threads to use",
"Max number of threads to use encoding, set to 0 determine the "
"approximate number of threads that the system schedule",
0, G_MAXUINT, DEFAULT_THREADS,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
#ifdef AOM_CTRL_AV1E_SET_ROW_MT
g_object_class_install_property (gobject_class, PROP_ROW_MT,
g_param_spec_boolean ("row-mt", "Row based multi-threading",
"Enable row based multi-threading",
DEFAULT_ROW_MT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
#endif
g_object_class_install_property (gobject_class, PROP_TILE_COLUMNS,
g_param_spec_uint ("tile-columns", "Number of tile columns",
"Partition into separate vertical tile columns from image frame which "
"can enable parallel encoding",
0, 6, DEFAULT_TILE_COLUMNS,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_TILE_ROWS,
g_param_spec_uint ("tile-rows", "Number of tile rows",
"Partition into separate horizontal tile rows from image frame which "
"can enable parallel encoding",
0, 6, DEFAULT_TILE_ROWS, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
gst_type_mark_as_plugin_api (GST_TYPE_END_USAGE_MODE, 0);
gst_type_mark_as_plugin_api (GST_TYPE_RESIZE_MODE, 0);
gst_type_mark_as_plugin_api (GST_TYPE_SUPERRES_MODE, 0);
}
static void
gst_av1_codec_error (aom_codec_ctx_t * ctx, const char *s)
{
const char *detail = aom_codec_error_detail (ctx);
GST_ERROR ("%s: %s %s", s, aom_codec_error (ctx), detail ? detail : "");
}
static void
gst_av1_enc_init (GstAV1Enc * av1enc)
{
GST_PAD_SET_ACCEPT_TEMPLATE (GST_VIDEO_ENCODER_SINK_PAD (av1enc));
av1enc->encoder_inited = FALSE;
av1enc->keyframe_dist = 30;
av1enc->cpu_used = DEFAULT_CPU_USED;
av1enc->format = AOM_IMG_FMT_I420;
av1enc->threads = DEFAULT_THREADS;
av1enc->row_mt = DEFAULT_ROW_MT;
av1enc->tile_columns = DEFAULT_TILE_COLUMNS;
av1enc->tile_rows = DEFAULT_TILE_ROWS;
#ifdef FIXED_QP_OFFSET_COUNT
av1enc->aom_cfg.fixed_qp_offsets[0] = -1;
av1enc->aom_cfg.fixed_qp_offsets[1] = -1;
av1enc->aom_cfg.fixed_qp_offsets[2] = -1;
av1enc->aom_cfg.fixed_qp_offsets[3] = -1;
av1enc->aom_cfg.fixed_qp_offsets[4] = -1;
#endif
av1enc->aom_cfg.rc_dropframe_thresh = DEFAULT_DROP_FRAME;
av1enc->aom_cfg.rc_resize_mode = DEFAULT_RESIZE_MODE;
av1enc->aom_cfg.rc_resize_denominator = DEFAULT_RESIZE_DENOMINATOR;
av1enc->aom_cfg.rc_resize_kf_denominator = DEFAULT_RESIZE_KF_DENOMINATOR;
av1enc->aom_cfg.rc_superres_mode = DEFAULT_SUPERRES_MODE;
av1enc->aom_cfg.rc_superres_denominator = DEFAULT_SUPERRES_DENOMINATOR;
av1enc->aom_cfg.rc_superres_kf_denominator = DEFAULT_SUPERRES_KF_DENOMINATOR;
av1enc->aom_cfg.rc_superres_qthresh = DEFAULT_SUPERRES_QTHRESH;
av1enc->aom_cfg.rc_superres_kf_qthresh = DEFAULT_SUPERRES_KF_QTHRESH;
av1enc->aom_cfg.rc_end_usage = (enum aom_rc_mode) DEFAULT_END_USAGE;
av1enc->aom_cfg.rc_target_bitrate = DEFAULT_TARGET_BITRATE;
av1enc->aom_cfg.rc_min_quantizer = DEFAULT_MIN_QUANTIZER;
av1enc->aom_cfg.rc_max_quantizer = DEFAULT_MAX_QUANTIZER;
av1enc->aom_cfg.rc_undershoot_pct = DEFAULT_UNDERSHOOT_PCT;
av1enc->aom_cfg.rc_overshoot_pct = DEFAULT_OVERSHOOT_PCT;
av1enc->aom_cfg.rc_buf_sz = DEFAULT_BUF_SZ;
av1enc->aom_cfg.rc_buf_initial_sz = DEFAULT_BUF_INITIAL_SZ;
av1enc->aom_cfg.rc_buf_optimal_sz = DEFAULT_BUF_OPTIMAL_SZ;
av1enc->aom_cfg.g_timebase.num = DEFAULT_TIMEBASE_N;
av1enc->aom_cfg.g_timebase.den = DEFAULT_TIMEBASE_D;
av1enc->aom_cfg.g_bit_depth = DEFAULT_BIT_DEPTH;
av1enc->aom_cfg.g_input_bit_depth = (unsigned int) DEFAULT_BIT_DEPTH;
g_mutex_init (&av1enc->encoder_lock);
}
static void
gst_av1_enc_finalize (GObject * object)
{
GstAV1Enc *av1enc = GST_AV1_ENC (object);
if (av1enc->input_state) {
gst_video_codec_state_unref (av1enc->input_state);
}
av1enc->input_state = NULL;
gst_av1_enc_destroy_encoder (av1enc);
g_mutex_clear (&av1enc->encoder_lock);
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static void
gst_av1_enc_set_latency (GstAV1Enc * av1enc)
{
GstClockTime latency;
gint fps_n, fps_d;
if (av1enc->input_state->info.fps_n && av1enc->input_state->info.fps_d) {
fps_n = av1enc->input_state->info.fps_n;
fps_d = av1enc->input_state->info.fps_d;
} else {
fps_n = 25;
fps_d = 1;
}
latency =
gst_util_uint64_scale (av1enc->aom_cfg.g_lag_in_frames * GST_SECOND,
fps_d, fps_n);
gst_video_encoder_set_latency (GST_VIDEO_ENCODER (av1enc), latency, latency);
GST_DEBUG_OBJECT (av1enc, "Latency set to %" GST_TIME_FORMAT
" = %d frames at %d/%d fps ", GST_TIME_ARGS (latency),
av1enc->aom_cfg.g_lag_in_frames, fps_n, fps_d);
}
static const gchar *
gst_av1_enc_get_aom_rc_mode_name (enum aom_rc_mode rc_mode)
{
switch (rc_mode) {
case AOM_VBR:
return "VBR (Variable Bit Rate)";
case AOM_CBR:
return "CBR (Constant Bit Rate)";
case AOM_CQ:
return "CQ (Constrained Quality)";
case AOM_Q:
return "Q (Constant Quality)";
default:
return "<UNKNOWN>";
}
}
static void
gst_av1_enc_debug_encoder_cfg (struct aom_codec_enc_cfg *cfg)
{
GST_DEBUG ("g_usage : %u", cfg->g_usage);
GST_DEBUG ("g_threads : %u", cfg->g_threads);
GST_DEBUG ("g_profile : %u", cfg->g_profile);
GST_DEBUG ("g_w x g_h : %u x %u", cfg->g_w, cfg->g_h);
GST_DEBUG ("g_bit_depth : %d", cfg->g_bit_depth);
GST_DEBUG ("g_input_bit_depth : %u", cfg->g_input_bit_depth);
GST_DEBUG ("g_timebase : %d / %d", cfg->g_timebase.num, cfg->g_timebase.den);
GST_DEBUG ("g_error_resilient : 0x%x", cfg->g_error_resilient);
GST_DEBUG ("g_pass : %d", cfg->g_pass);
GST_DEBUG ("g_lag_in_frames : %u", cfg->g_lag_in_frames);
GST_DEBUG ("rc_dropframe_thresh : %u", cfg->rc_dropframe_thresh);
GST_DEBUG ("rc_resize_mode : %u", cfg->rc_resize_mode);
GST_DEBUG ("rc_resize_denominator : %u", cfg->rc_resize_denominator);
GST_DEBUG ("rc_resize_kf_denominator : %u", cfg->rc_resize_kf_denominator);
GST_DEBUG ("rc_superres_mode : %u", cfg->rc_superres_mode);
GST_DEBUG ("rc_superres_denominator : %u", cfg->rc_superres_denominator);
GST_DEBUG ("rc_superres_kf_denominator : %u",
cfg->rc_superres_kf_denominator);
GST_DEBUG ("rc_superres_qthresh : %u", cfg->rc_superres_qthresh);
GST_DEBUG ("rc_superres_kf_qthresh : %u", cfg->rc_superres_kf_qthresh);
GST_DEBUG ("rc_end_usage : %s",
gst_av1_enc_get_aom_rc_mode_name (cfg->rc_end_usage));
/* rc_twopass_stats_in */
/* rc_firstpass_mb_stats_in */
GST_DEBUG ("rc_target_bitrate : %u (kbps)", cfg->rc_target_bitrate);
GST_DEBUG ("rc_min_quantizer : %u", cfg->rc_min_quantizer);
GST_DEBUG ("rc_max_quantizer : %u", cfg->rc_max_quantizer);
GST_DEBUG ("rc_undershoot_pct : %u", cfg->rc_undershoot_pct);
GST_DEBUG ("rc_overshoot_pct : %u", cfg->rc_overshoot_pct);
GST_DEBUG ("rc_buf_sz : %u (ms)", cfg->rc_buf_sz);
GST_DEBUG ("rc_buf_initial_sz : %u (ms)", cfg->rc_buf_initial_sz);
GST_DEBUG ("rc_buf_optimal_sz : %u (ms)", cfg->rc_buf_optimal_sz);
GST_DEBUG ("rc_2pass_vbr_bias_pct : %u (%%)", cfg->rc_2pass_vbr_bias_pct);
GST_DEBUG ("rc_2pass_vbr_minsection_pct : %u (%%)",
cfg->rc_2pass_vbr_minsection_pct);
GST_DEBUG ("rc_2pass_vbr_maxsection_pct : %u (%%)",
cfg->rc_2pass_vbr_maxsection_pct);
GST_DEBUG ("kf_mode : %u", cfg->kf_mode);
GST_DEBUG ("kf_min_dist : %u", cfg->kf_min_dist);
GST_DEBUG ("kf_max_dist : %u", cfg->kf_max_dist);
GST_DEBUG ("large_scale_tile : %u", cfg->large_scale_tile);
/* Tile-related values */
}
static gint
gst_av1_enc_get_downstream_profile (GstAV1Enc * av1enc)
{
GstCaps *allowed;
GstStructure *s;
gint profile = DEFAULT_PROFILE;
allowed = gst_pad_get_allowed_caps (GST_VIDEO_ENCODER_SRC_PAD (av1enc));
if (allowed) {
allowed = gst_caps_truncate (allowed);
s = gst_caps_get_structure (allowed, 0);
if (gst_structure_has_field (s, "profile")) {
const GValue *v = gst_structure_get_value (s, "profile");
const gchar *profile_str = NULL;
if (GST_VALUE_HOLDS_LIST (v) && gst_value_list_get_size (v) > 0) {
profile_str = g_value_get_string (gst_value_list_get_value (v, 0));
} else if (G_VALUE_HOLDS_STRING (v)) {
profile_str = g_value_get_string (v);
}
if (profile_str) {
gchar *endptr = NULL;
if (g_strcmp0 (profile_str, "main") == 0) {
GST_DEBUG_OBJECT (av1enc, "Downstream profile is \"main\"");
profile = 0;
} else if (g_strcmp0 (profile_str, "high") == 0) {
profile = 1;
GST_DEBUG_OBJECT (av1enc, "Downstream profile is \"high\"");
} else if (g_strcmp0 (profile_str, "professional") == 0) {
profile = 2;
GST_DEBUG_OBJECT (av1enc, "Downstream profile is \"professional\"");
} else {
profile = g_ascii_strtoull (profile_str, &endptr, 10);
if (*endptr != '\0' || profile < 0 || profile > 3) {
GST_ERROR_OBJECT (av1enc, "Invalid profile '%s'", profile_str);
profile = DEFAULT_PROFILE;
} else {
GST_DEBUG_OBJECT (av1enc,
"Downstream profile is \"%s\"", profile_str);
}
}
}
}
gst_caps_unref (allowed);
}
GST_DEBUG_OBJECT (av1enc, "Using profile %d", profile);
return profile;
}
static void
gst_av1_enc_adjust_profile (GstAV1Enc * av1enc, GstVideoFormat format)
{
guint depth = av1enc->aom_cfg.g_bit_depth;
guint profile = av1enc->aom_cfg.g_profile;
gboolean update = FALSE;
switch (profile) {
case 0:
if (depth < 12 && format == GST_VIDEO_FORMAT_Y444) {
profile = 1;
update = TRUE;
} else if (depth == 12 || format == GST_VIDEO_FORMAT_Y42B) {
profile = 2;
update = TRUE;
}
break;
case 1:
if (depth == 12 || format == GST_VIDEO_FORMAT_Y42B) {
profile = 2;
update = TRUE;
} else if (depth < 12 && format == GST_VIDEO_FORMAT_I420) {
profile = 0;
update = TRUE;
}
break;
case 2:
if (depth < 12) {
if (format == GST_VIDEO_FORMAT_Y444) {
profile = 1;
update = TRUE;
} else if (format == GST_VIDEO_FORMAT_I420) {
profile = 0;
update = TRUE;
}
}
break;
default:
break;
}
if (update) {
GST_INFO_OBJECT (av1enc, "profile updated to %d from %d",
profile, av1enc->aom_cfg.g_profile);
av1enc->aom_cfg.g_profile = profile;
}
}
static gboolean
gst_av1_enc_set_format (GstVideoEncoder * encoder, GstVideoCodecState * state)
{
GstVideoCodecState *output_state;
GstAV1Enc *av1enc = GST_AV1_ENC_CAST (encoder);
GstAV1EncClass *av1enc_class = GST_AV1_ENC_GET_CLASS (av1enc);
GstVideoInfo *info = &state->info;
output_state =
gst_video_encoder_set_output_state (encoder,
gst_pad_get_pad_template_caps (GST_VIDEO_ENCODER_SRC_PAD (encoder)),
state);
gst_video_codec_state_unref (output_state);
if (av1enc->input_state) {
gst_video_codec_state_unref (av1enc->input_state);
}
av1enc->input_state = gst_video_codec_state_ref (state);
g_mutex_lock (&av1enc->encoder_lock);
gst_av1_enc_set_latency (av1enc);
av1enc->aom_cfg.g_profile = gst_av1_enc_get_downstream_profile (av1enc);
/* Scale default bitrate to our size */
if (!av1enc->target_bitrate_set)
av1enc->aom_cfg.rc_target_bitrate =
gst_util_uint64_scale (DEFAULT_TARGET_BITRATE,
GST_VIDEO_INFO_WIDTH (info) * GST_VIDEO_INFO_HEIGHT (info), 320 * 240);
av1enc->aom_cfg.g_w = GST_VIDEO_INFO_WIDTH (info);
av1enc->aom_cfg.g_h = GST_VIDEO_INFO_HEIGHT (info);
/* Recommended method is to set the timebase to that of the parent
* container or multimedia framework (ex: 1/1000 for ms, as in FLV) */
av1enc->aom_cfg.g_timebase.num = GST_VIDEO_INFO_FPS_D (info);
av1enc->aom_cfg.g_timebase.den = GST_VIDEO_INFO_FPS_N (info);
av1enc->aom_cfg.g_error_resilient = AOM_ERROR_RESILIENT_DEFAULT;
if (av1enc->threads == DEFAULT_THREADS)
av1enc->aom_cfg.g_threads = g_get_num_processors ();
else
av1enc->aom_cfg.g_threads = av1enc->threads;
/* TODO: do more configuration including bit_depth config */
av1enc->format =
gst_video_format_to_av1_img_format (GST_VIDEO_INFO_FORMAT (info));
if (av1enc->aom_cfg.g_bit_depth != DEFAULT_BIT_DEPTH) {
av1enc->aom_cfg.g_input_bit_depth = av1enc->aom_cfg.g_bit_depth;
if (av1enc->aom_cfg.g_bit_depth > 8)
av1enc->format |= AOM_IMG_FMT_HIGHBITDEPTH;
}
/* Adjust profile according to format and bit-depth */
gst_av1_enc_adjust_profile (av1enc, GST_VIDEO_INFO_FORMAT (info));
GST_DEBUG_OBJECT (av1enc, "Calling encoder init with config:");
gst_av1_enc_debug_encoder_cfg (&av1enc->aom_cfg);
if (aom_codec_enc_init (&av1enc->encoder, av1enc_class->codec_algo,
&av1enc->aom_cfg, 0)) {
gst_av1_codec_error (&av1enc->encoder, "Failed to initialize encoder");
g_mutex_unlock (&av1enc->encoder_lock);
return FALSE;
}
av1enc->encoder_inited = TRUE;
GST_AV1_ENC_APPLY_CODEC_CONTROL (av1enc, AOME_SET_CPUUSED, av1enc->cpu_used);
#ifdef AOM_CTRL_AV1E_SET_ROW_MT
GST_AV1_ENC_APPLY_CODEC_CONTROL (av1enc, AV1E_SET_ROW_MT,
(av1enc->row_mt ? 1 : 0));
#endif
GST_AV1_ENC_APPLY_CODEC_CONTROL (av1enc, AV1E_SET_TILE_COLUMNS,
av1enc->tile_columns);
GST_AV1_ENC_APPLY_CODEC_CONTROL (av1enc, AV1E_SET_TILE_ROWS,
av1enc->tile_rows);
g_mutex_unlock (&av1enc->encoder_lock);
return TRUE;
}
static GstFlowReturn
gst_av1_enc_process (GstAV1Enc * encoder)
{
aom_codec_iter_t iter = NULL;
const aom_codec_cx_pkt_t *pkt;
GstVideoCodecFrame *frame;
GstVideoEncoder *video_encoder;
GstFlowReturn ret = GST_FLOW_CUSTOM_SUCCESS;
video_encoder = GST_VIDEO_ENCODER (encoder);
while ((pkt = aom_codec_get_cx_data (&encoder->encoder, &iter)) != NULL) {
if (pkt->kind == AOM_CODEC_STATS_PKT) {
GST_WARNING_OBJECT (encoder, "Unhandled stats packet");
} else if (pkt->kind == AOM_CODEC_FPMB_STATS_PKT) {
GST_WARNING_OBJECT (encoder, "Unhandled FPMB pkt");
} else if (pkt->kind == AOM_CODEC_PSNR_PKT) {
GST_WARNING_OBJECT (encoder, "Unhandled PSNR packet");
} else if (pkt->kind == AOM_CODEC_CX_FRAME_PKT) {
frame = gst_video_encoder_get_oldest_frame (video_encoder);
g_assert (frame != NULL);
if ((pkt->data.frame.flags & AOM_FRAME_IS_KEY) != 0) {
GST_VIDEO_CODEC_FRAME_SET_SYNC_POINT (frame);
} else {
GST_VIDEO_CODEC_FRAME_UNSET_SYNC_POINT (frame);
}
frame->output_buffer =
gst_buffer_new_memdup (pkt->data.frame.buf, pkt->data.frame.sz);
if ((pkt->data.frame.flags & AOM_FRAME_IS_DROPPABLE) != 0)
GST_BUFFER_FLAG_SET (frame->output_buffer, GST_BUFFER_FLAG_DROPPABLE);
ret = gst_video_encoder_finish_frame (video_encoder, frame);
if (ret != GST_FLOW_OK)
break;
}
}
return ret;
}
static void
gst_av1_enc_fill_image (GstAV1Enc * enc, GstVideoFrame * frame,
aom_image_t * image)
{
image->planes[AOM_PLANE_Y] = GST_VIDEO_FRAME_COMP_DATA (frame, 0);
image->planes[AOM_PLANE_U] = GST_VIDEO_FRAME_COMP_DATA (frame, 1);
image->planes[AOM_PLANE_V] = GST_VIDEO_FRAME_COMP_DATA (frame, 2);
image->stride[AOM_PLANE_Y] = GST_VIDEO_FRAME_COMP_STRIDE (frame, 0);
image->stride[AOM_PLANE_U] = GST_VIDEO_FRAME_COMP_STRIDE (frame, 1);
image->stride[AOM_PLANE_V] = GST_VIDEO_FRAME_COMP_STRIDE (frame, 2);
}
static GstFlowReturn
gst_av1_enc_handle_frame (GstVideoEncoder * encoder, GstVideoCodecFrame * frame)
{
GstAV1Enc *av1enc = GST_AV1_ENC_CAST (encoder);
aom_image_t raw;
int flags = 0;
GstFlowReturn ret = GST_FLOW_OK;
GstVideoFrame vframe;
if (!aom_img_alloc (&raw, av1enc->format, av1enc->aom_cfg.g_w,
av1enc->aom_cfg.g_h, 1)) {
GST_ERROR_OBJECT (encoder, "Failed to initialize encoder");
return FALSE;
}
gst_video_frame_map (&vframe, &av1enc->input_state->info,
frame->input_buffer, GST_MAP_READ);
gst_av1_enc_fill_image (av1enc, &vframe, &raw);
gst_video_frame_unmap (&vframe);
if (av1enc->keyframe_dist >= 30) {
av1enc->keyframe_dist = 0;
flags |= AOM_EFLAG_FORCE_KF;
}
av1enc->keyframe_dist++;
g_mutex_lock (&av1enc->encoder_lock);
if (aom_codec_encode (&av1enc->encoder, &raw, frame->pts, 1, flags)
!= AOM_CODEC_OK) {
gst_av1_codec_error (&av1enc->encoder, "Failed to encode frame");
ret = GST_FLOW_ERROR;
}
g_mutex_unlock (&av1enc->encoder_lock);
aom_img_free (&raw);
gst_video_codec_frame_unref (frame);
if (ret == GST_FLOW_ERROR)
return ret;
ret = gst_av1_enc_process (av1enc);
if (ret == GST_FLOW_CUSTOM_SUCCESS)
ret = GST_FLOW_OK;
return ret;
}
static GstFlowReturn
gst_av1_enc_finish (GstVideoEncoder * encoder)
{
GstFlowReturn ret = GST_FLOW_OK;
GstAV1Enc *av1enc = GST_AV1_ENC_CAST (encoder);
while (ret == GST_FLOW_OK) {
GST_DEBUG_OBJECT (encoder, "Calling finish");
g_mutex_lock (&av1enc->encoder_lock);
if (aom_codec_encode (&av1enc->encoder, NULL, 0, 1, 0)
!= AOM_CODEC_OK) {
gst_av1_codec_error (&av1enc->encoder, "Failed to encode frame");
ret = GST_FLOW_ERROR;
}
g_mutex_unlock (&av1enc->encoder_lock);
ret = gst_av1_enc_process (av1enc);
}
if (ret == GST_FLOW_CUSTOM_SUCCESS)
ret = GST_FLOW_OK;
return ret;
}
static void
gst_av1_enc_destroy_encoder (GstAV1Enc * av1enc)
{
g_mutex_lock (&av1enc->encoder_lock);
if (av1enc->encoder_inited) {
aom_codec_destroy (&av1enc->encoder);
av1enc->encoder_inited = FALSE;
}
g_mutex_unlock (&av1enc->encoder_lock);
}
static gboolean
gst_av1_enc_propose_allocation (GstVideoEncoder * encoder, GstQuery * query)
{
gst_query_add_allocation_meta (query, GST_VIDEO_META_API_TYPE, NULL);
return GST_VIDEO_ENCODER_CLASS (parent_class)->propose_allocation (encoder,
query);
}
static void
gst_av1_enc_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
GstAV1Enc *av1enc = GST_AV1_ENC_CAST (object);
gboolean global = FALSE;
aom_codec_err_t status;
GST_OBJECT_LOCK (av1enc);
g_mutex_lock (&av1enc->encoder_lock);
switch (prop_id) {
case PROP_CPU_USED:
av1enc->cpu_used = g_value_get_int (value);
GST_AV1_ENC_APPLY_CODEC_CONTROL (av1enc, AOME_SET_CPUUSED,
av1enc->cpu_used);
break;
case PROP_DROP_FRAME:
av1enc->aom_cfg.rc_dropframe_thresh = g_value_get_uint (value);
global = TRUE;
break;
case PROP_RESIZE_MODE:
av1enc->aom_cfg.rc_resize_mode = g_value_get_enum (value);
global = TRUE;
break;
case PROP_RESIZE_DENOMINATOR:
av1enc->aom_cfg.rc_resize_denominator = g_value_get_uint (value);
global = TRUE;
break;
case PROP_RESIZE_KF_DENOMINATOR:
av1enc->aom_cfg.rc_resize_kf_denominator = g_value_get_uint (value);
global = TRUE;
break;
case PROP_SUPERRES_MODE:
av1enc->aom_cfg.rc_superres_mode = g_value_get_enum (value);
global = TRUE;
break;
case PROP_SUPERRES_DENOMINATOR:
av1enc->aom_cfg.rc_superres_denominator = g_value_get_uint (value);
global = TRUE;
break;
case PROP_SUPERRES_KF_DENOMINATOR:
av1enc->aom_cfg.rc_superres_kf_denominator = g_value_get_uint (value);
global = TRUE;
break;
case PROP_SUPERRES_QTHRESH:
av1enc->aom_cfg.rc_superres_qthresh = g_value_get_uint (value);
global = TRUE;
break;
case PROP_SUPERRES_KF_QTHRESH:
av1enc->aom_cfg.rc_superres_kf_qthresh = g_value_get_uint (value);
global = TRUE;
break;
case PROP_END_USAGE:
av1enc->aom_cfg.rc_end_usage = g_value_get_enum (value);
global = TRUE;
break;
case PROP_TARGET_BITRATE:
av1enc->aom_cfg.rc_target_bitrate = g_value_get_uint (value);
av1enc->target_bitrate_set = TRUE;
global = TRUE;
break;
case PROP_MIN_QUANTIZER:
av1enc->aom_cfg.rc_min_quantizer = g_value_get_uint (value);
global = TRUE;
break;
case PROP_MAX_QUANTIZER:
av1enc->aom_cfg.rc_max_quantizer = g_value_get_uint (value);
global = TRUE;
break;
case PROP_UNDERSHOOT_PCT:
av1enc->aom_cfg.rc_undershoot_pct = g_value_get_uint (value);
global = TRUE;
break;
case PROP_OVERSHOOT_PCT:
av1enc->aom_cfg.rc_overshoot_pct = g_value_get_uint (value);
global = TRUE;
break;
case PROP_BUF_SZ:
av1enc->aom_cfg.rc_buf_sz = g_value_get_uint (value);
global = TRUE;
break;
case PROP_BUF_INITIAL_SZ:
av1enc->aom_cfg.rc_buf_initial_sz = g_value_get_uint (value);
global = TRUE;
break;
case PROP_BUF_OPTIMAL_SZ:
av1enc->aom_cfg.rc_buf_optimal_sz = g_value_get_uint (value);
global = TRUE;
break;
case PROP_THREADS:
av1enc->threads = g_value_get_uint (value);
global = TRUE;
break;
#ifdef AOM_CTRL_AV1E_SET_ROW_MT
case PROP_ROW_MT:
av1enc->row_mt = g_value_get_boolean (value);
GST_AV1_ENC_APPLY_CODEC_CONTROL (av1enc, AV1E_SET_ROW_MT,
(av1enc->row_mt ? 1 : 0));
break;
#endif
case PROP_TILE_COLUMNS:
av1enc->tile_columns = g_value_get_uint (value);
GST_AV1_ENC_APPLY_CODEC_CONTROL (av1enc, AV1E_SET_TILE_COLUMNS,
av1enc->tile_columns);
break;
case PROP_TILE_ROWS:
av1enc->tile_rows = g_value_get_uint (value);
GST_AV1_ENC_APPLY_CODEC_CONTROL (av1enc, AV1E_SET_TILE_ROWS,
av1enc->tile_rows);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
if (global &&av1enc->encoder_inited) {
status = aom_codec_enc_config_set (&av1enc->encoder, &av1enc->aom_cfg);
GST_DEBUG_OBJECT (av1enc, "Set %s encoder configuration, ret = %s",
pspec->name, gst_av1_get_error_name (status));
}
g_mutex_unlock (&av1enc->encoder_lock);
GST_OBJECT_UNLOCK (av1enc);
}
static void
gst_av1_enc_get_property (GObject * object, guint prop_id, GValue * value,
GParamSpec * pspec)
{
GstAV1Enc *av1enc = GST_AV1_ENC_CAST (object);
GST_OBJECT_LOCK (av1enc);
switch (prop_id) {
case PROP_CPU_USED:
g_value_set_int (value, av1enc->cpu_used);
break;
case PROP_DROP_FRAME:
g_value_set_uint (value, av1enc->aom_cfg.rc_dropframe_thresh);
break;
case PROP_RESIZE_MODE:
g_value_set_enum (value, av1enc->aom_cfg.rc_resize_mode);
break;
case PROP_RESIZE_DENOMINATOR:
g_value_set_uint (value, av1enc->aom_cfg.rc_resize_denominator);
break;
case PROP_RESIZE_KF_DENOMINATOR:
g_value_set_uint (value, av1enc->aom_cfg.rc_resize_kf_denominator);
break;
case PROP_SUPERRES_MODE:
g_value_set_enum (value, av1enc->aom_cfg.rc_superres_mode);
break;
case PROP_SUPERRES_DENOMINATOR:
g_value_set_uint (value, av1enc->aom_cfg.rc_superres_denominator);
break;
case PROP_SUPERRES_KF_DENOMINATOR:
g_value_set_uint (value, av1enc->aom_cfg.rc_superres_kf_denominator);
break;
case PROP_SUPERRES_QTHRESH:
g_value_set_uint (value, av1enc->aom_cfg.rc_superres_qthresh);
break;
case PROP_SUPERRES_KF_QTHRESH:
g_value_set_uint (value, av1enc->aom_cfg.rc_superres_kf_qthresh);
break;
case PROP_END_USAGE:
g_value_set_enum (value, av1enc->aom_cfg.rc_end_usage);
break;
case PROP_TARGET_BITRATE:
g_value_set_uint (value, av1enc->aom_cfg.rc_target_bitrate);
break;
case PROP_MIN_QUANTIZER:
g_value_set_uint (value, av1enc->aom_cfg.rc_min_quantizer);
break;
case PROP_MAX_QUANTIZER:
g_value_set_uint (value, av1enc->aom_cfg.rc_max_quantizer);
break;
case PROP_UNDERSHOOT_PCT:
g_value_set_uint (value, av1enc->aom_cfg.rc_undershoot_pct);
break;
case PROP_OVERSHOOT_PCT:
g_value_set_uint (value, av1enc->aom_cfg.rc_overshoot_pct);
break;
case PROP_BUF_SZ:
g_value_set_uint (value, av1enc->aom_cfg.rc_buf_sz);
break;
case PROP_BUF_INITIAL_SZ:
g_value_set_uint (value, av1enc->aom_cfg.rc_buf_initial_sz);
break;
case PROP_BUF_OPTIMAL_SZ:
g_value_set_uint (value, av1enc->aom_cfg.rc_buf_optimal_sz);
break;
case PROP_THREADS:
g_value_set_uint (value, av1enc->threads);
break;
#ifdef AOM_CTRL_AV1E_SET_ROW_MT
case PROP_ROW_MT:
g_value_set_boolean (value, av1enc->row_mt);
break;
#endif
case PROP_TILE_COLUMNS:
g_value_set_uint (value, av1enc->tile_columns);
break;
case PROP_TILE_ROWS:
g_value_set_uint (value, av1enc->tile_rows);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
GST_OBJECT_UNLOCK (av1enc);
}
static gboolean
gst_av1_enc_start (GstVideoEncoder * encoder)
{
return TRUE;
}
static gboolean
gst_av1_enc_stop (GstVideoEncoder * encoder)
{
GstAV1Enc *av1enc = GST_AV1_ENC_CAST (encoder);
if (av1enc->input_state) {
gst_video_codec_state_unref (av1enc->input_state);
}
av1enc->input_state = NULL;
gst_av1_enc_destroy_encoder (av1enc);
return TRUE;
}
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