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msdkh265enc: Add support for tiled encoding

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Add num-tile-rows and num-tile-cols properties to set the number of rows
and columns
This commit is contained in:
Haihao Xiang 2019-10-24 15:26:33 +08:00 committed by Víctor Manuel Jáquez Leal
parent 2b9c7bff45
commit a2cafcfc3e
2 changed files with 55 additions and 0 deletions
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51
sys/msdk/gstmsdkh265enc.c
View file

@ -45,9 +45,13 @@ GST_DEBUG_CATEGORY_EXTERN (gst_msdkh265enc_debug);
enum
{
PROP_LOW_POWER = GST_MSDKENC_PROP_MAX,
PROP_TILE_ROW,
PROP_TILE_COL,
};
#define PROP_LOWPOWER_DEFAULT FALSE
#define PROP_TILE_ROW_DEFAULT 1
#define PROP_TILE_COL_DEFAULT 1
#define RAW_FORMATS "NV12, I420, YV12, YUY2, UYVY, BGRA, P010_10LE, VUYA"
@ -133,6 +137,21 @@ gst_msdkh265enc_configure (GstMsdkEnc * encoder)
/* Enable Extended coding options */
gst_msdkenc_ensure_extended_coding_options (encoder);
if (h265enc->num_tile_rows > 1 || h265enc->num_tile_cols > 1) {
h265enc->ext_tiles.Header.BufferId = MFX_EXTBUFF_HEVC_TILES;
h265enc->ext_tiles.Header.BufferSz = sizeof (h265enc->ext_tiles);
h265enc->ext_tiles.NumTileRows = h265enc->num_tile_rows;
h265enc->ext_tiles.NumTileColumns = h265enc->num_tile_cols;
gst_msdkenc_add_extra_param (encoder,
(mfxExtBuffer *) & h265enc->ext_tiles);
/* Set a valid value to NumSlice */
if (encoder->param.mfx.NumSlice == 0)
encoder->param.mfx.NumSlice =
h265enc->num_tile_rows * h265enc->num_tile_cols;
}
encoder->param.mfx.LowPower =
(h265enc->lowpower ? MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF);
@ -231,6 +250,15 @@ gst_msdkh265enc_set_property (GObject * object, guint prop_id,
case PROP_LOW_POWER:
thiz->lowpower = g_value_get_boolean (value);
break;
case PROP_TILE_ROW:
thiz->num_tile_rows = g_value_get_uint (value);
break;
case PROP_TILE_COL:
thiz->num_tile_cols = g_value_get_uint (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -252,6 +280,15 @@ gst_msdkh265enc_get_property (GObject * object, guint prop_id, GValue * value,
case PROP_LOW_POWER:
g_value_set_boolean (value, thiz->lowpower);
break;
case PROP_TILE_ROW:
g_value_set_uint (value, thiz->num_tile_rows);
break;
case PROP_TILE_COL:
g_value_set_uint (value, thiz->num_tile_cols);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -283,6 +320,18 @@ gst_msdkh265enc_class_init (GstMsdkH265EncClass * klass)
g_param_spec_boolean ("low-power", "Low power", "Enable low power mode",
PROP_LOWPOWER_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_TILE_ROW,
g_param_spec_uint ("num-tile-rows", "number of rows for tiled encoding",
"number of rows for tiled encoding",
1, 8192, PROP_TILE_ROW_DEFAULT,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_TILE_COL,
g_param_spec_uint ("num-tile-cols",
"number of columns for tiled encoding",
"number of columns for tiled encoding", 1, 8192,
PROP_TILE_COL_DEFAULT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
gst_element_class_set_static_metadata (element_class,
"Intel MSDK H265 encoder",
"Codec/Encoder/Video/Hardware",
@ -298,5 +347,7 @@ gst_msdkh265enc_init (GstMsdkH265Enc * thiz)
{
GstMsdkEnc *msdk_enc = (GstMsdkEnc *) thiz;
thiz->lowpower = PROP_LOWPOWER_DEFAULT;
thiz->num_tile_rows = PROP_TILE_ROW_DEFAULT;
thiz->num_tile_cols = PROP_TILE_COL_DEFAULT;
msdk_enc->num_extra_frames = 1;
}

4
sys/msdk/gstmsdkh265enc.h
View file

@ -55,6 +55,10 @@ struct _GstMsdkH265Enc
GstMsdkEnc base;
gboolean lowpower;
gushort num_tile_rows;
gushort num_tile_cols;
mfxExtHEVCTiles ext_tiles;
};
struct _GstMsdkH265EncClass