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av1enc: Add tile-{columns,rows} properties

Browse source 
It provides to set tile-columns and tile-rows configurations. The av1
codec allows an input image frame be partitioned into separate vertical
or horizontal tile which can be encoded or decoded independently. It
helps to encode/decode parallel.
This commit is contained in:
Wonchul Lee 2019-10-06 22:46:52 +09:00 committed by GStreamer Merge Bot
parent fc93b2669d
commit 5320bb9085
2 changed files with 42 additions and 1 deletions
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41
ext/aom/gstav1enc.c
View file

@ -144,7 +144,9 @@ enum
PROP_BUF_INITIAL_SZ,
PROP_BUF_OPTIMAL_SZ,
PROP_THREADS,
PROP_ROW_MT
PROP_ROW_MT,
PROP_TILE_COLUMNS,
PROP_TILE_ROWS
};
/* From av1/av1_cx_iface.c */
@ -173,6 +175,8 @@ enum
#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,
@ -380,6 +384,19 @@ gst_av1_enc_class_init (GstAV1EncClass * klass)
"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));
}
static void
@ -402,6 +419,8 @@ gst_av1_enc_init (GstAV1Enc * av1enc)
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;
av1enc->aom_cfg.rc_dropframe_thresh = DEFAULT_DROP_FRAME;
av1enc->aom_cfg.rc_resize_mode = DEFAULT_RESIZE_MODE;
@ -692,6 +711,10 @@ gst_av1_enc_set_format (GstVideoEncoder * encoder, GstVideoCodecState * state)
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;
@ -948,6 +971,16 @@ gst_av1_enc_set_property (GObject * object, guint prop_id,
(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;
@ -1037,6 +1070,12 @@ gst_av1_enc_get_property (GObject * object, guint prop_id, GValue * value,
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;

2
ext/aom/gstav1enc.h
View file

@ -112,6 +112,8 @@ struct _GstAV1Enc
gint cpu_used;
gint threads;
gboolean row_mt;
guint tile_columns;
guint tile_rows;
/* state */
gboolean encoder_inited;