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encoder: vp9: Add more propertis for tuning encode quality

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Added three tuning properties:
1: filter_level
2: sharpness_level
3: luma ac quant-table index

https://bugzilla.gnome.org/show_bug.cgi?id=766048
This commit is contained in:
Sreerenj Balachandran 2016-05-30 11:25:03 +03:00
parent 4464d81b6a
commit 1606d4bd77
2 changed files with 48 additions and 9 deletions
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55
gst-libs/gst/vaapi/gstvaapiencoder_vp9.c
View file

@ -49,9 +49,9 @@
#define SUPPORTED_PACKED_HEADERS \
(VA_ENC_PACKED_HEADER_NONE)
#define DEFAULT_LOOP_FILTER_LEVEL 0
#define DEFAULT_LOOP_FILTER_LEVEL 10
#define DEFAULT_SHARPNESS_LEVEL 0
#define DEFAULT_YAC_QI 40
#define DEFAULT_YAC_QINDEX 60
/* ------------------------------------------------------------------------- */
/* --- VP9 Encoder --- */
@ -64,6 +64,9 @@ struct _GstVaapiEncoderVP9
{
GstVaapiEncoder parent_instance;
GstVaapiProfile profile;
guint loop_filter_level;
guint sharpness_level;
guint yac_qi;
guint frame_num;
/* reference list */
GstVaapiSurfaceProxy *ref_list[GST_VP9_REF_FRAMES];
@ -227,15 +230,12 @@ fill_picture (GstVaapiEncoderVP9 * encoder,
pic_param->refresh_frame_flags = 0x01;
}
/* Fixme: Add tuning options for ac/dc qindex */
/* Assiging some default values for now */
pic_param->luma_ac_qindex = 60;
pic_param->luma_ac_qindex = encoder->yac_qi;
pic_param->luma_dc_qindex_delta = 1;
pic_param->chroma_ac_qindex_delta = 1;
pic_param->chroma_dc_qindex_delta = 1;
/* Fixme: Add properties to control sharness and loopfilter level */
pic_param->filter_level = 0;
pic_param->sharpness_level = 0;
pic_param->filter_level = encoder->loop_filter_level;
pic_param->sharpness_level = encoder->sharpness_level;
return TRUE;
}
@ -360,6 +360,9 @@ gst_vaapi_encoder_vp9_init (GstVaapiEncoder * base_encoder)
GstVaapiEncoderVP9 *const encoder = GST_VAAPI_ENCODER_VP9_CAST (base_encoder);
encoder->frame_num = 0;
encoder->loop_filter_level = DEFAULT_LOOP_FILTER_LEVEL;
encoder->sharpness_level = DEFAULT_SHARPNESS_LEVEL;
encoder->yac_qi = DEFAULT_YAC_QINDEX;
memset (encoder->ref_list, 0, G_N_ELEMENTS (encoder->ref_list));
return TRUE;
}
@ -373,7 +376,18 @@ static GstVaapiEncoderStatus
gst_vaapi_encoder_vp9_set_property (GstVaapiEncoder * base_encoder,
gint prop_id, const GValue * value)
{
GstVaapiEncoderVP9 *const encoder = GST_VAAPI_ENCODER_VP9_CAST (base_encoder);
switch (prop_id) {
case GST_VAAPI_ENCODER_VP9_PROP_LOOP_FILTER_LEVEL:
encoder->loop_filter_level = g_value_get_uint (value);
break;
case GST_VAAPI_ENCODER_VP9_PROP_SHARPNESS_LEVEL:
encoder->sharpness_level = g_value_get_uint (value);
break;
case GST_VAAPI_ENCODER_VP9_PROP_YAC_Q_INDEX:
encoder->yac_qi = g_value_get_uint (value);
break;
default:
return GST_VAAPI_ENCODER_STATUS_ERROR_INVALID_PARAMETER;
}
@ -427,5 +441,30 @@ gst_vaapi_encoder_vp9_get_default_properties (void)
if (!props)
return NULL;
GST_VAAPI_ENCODER_PROPERTIES_APPEND (props,
GST_VAAPI_ENCODER_VP9_PROP_LOOP_FILTER_LEVEL,
g_param_spec_uint ("loop-filter-level",
"Loop Filter Level",
"Controls the deblocking filter strength",
0, 63, DEFAULT_LOOP_FILTER_LEVEL,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
GST_VAAPI_ENCODER_PROPERTIES_APPEND (props,
GST_VAAPI_ENCODER_VP9_PROP_SHARPNESS_LEVEL,
g_param_spec_uint ("sharpness-level",
"Sharpness Level",
"Controls the deblocking filter sensitivity",
0, 7, DEFAULT_SHARPNESS_LEVEL,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
GST_VAAPI_ENCODER_PROPERTIES_APPEND (props,
GST_VAAPI_ENCODER_VP9_PROP_YAC_Q_INDEX,
g_param_spec_uint ("yac-qi",
"Luma AC Quant Table index",
"Quantization Table index for Luma AC Coefficients",
0, 255, DEFAULT_YAC_QINDEX,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
return props;
}

2
gst-libs/gst/vaapi/gstvaapiencoder_vp9.h
View file

@ -36,7 +36,7 @@ typedef struct _GstVaapiEncoderVP9 GstVaapiEncoderVP9;
* GstVaapiEncoderVP9Prop:
* @GST_VAAPI_ENCODER_VP9_PROP_LOOP_FILTER_LEVEL: Loop Filter Level(uint).
* @GST_VAAPI_ENCODER_VP9_PROP_LOOP_SHARPNESS_LEVEL: Sharpness Level(uint).
* @GST_VAAPI_ENCODER_VP9_PROP_YAC_Q_INDEX: Quantization table index for luma AC(uint).
* @GST_VAAPI_ENCODER_VP9_PROP_YAC_Q_INDEX: Quantization table index for luma AC
*
* The set of VP9 encoder specific configurable properties.
*/