NVIDIA DRIVE OS Linux API Reference

5.1.3.0 Release

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NvMediaEncodeConfigVP8 Struct Reference

Detailed Description

Holds VP8 encoder configuration parameters.

Definition at line 2734 of file nvmedia_common.h.

Collaboration diagram for NvMediaEncodeConfigVP8:

Data Fields

uint32_t features
 Holds bit-wise OR`ed configuration feature flags. More...
 
uint32_t gopLength
 Holds the number of pictures in one GOP. More...
 
uint32_t numReferenceFrames
 Number of reference frame. More...
 
uint32_t version
 VP8 version type. More...
 
NvMediaEncodeRCParams rcParams
 Holds the rate control parameters for the current encoding session. More...
 
uint32_t filter_type
 Set the feature flag NVMEDIA_ENCODE_CONFIG_VP8_ENABLE_LOOP_FILTER_PARAMS to change the following parameters. More...
 
uint32_t filter_level
 Specifies the loop filter strength for each segment. More...
 
uint32_t sharpness_level
 Specifies Sharpness level. More...
 
int8_t ref_lf_deltas [4]
 Specifies the Loop filter strength adjustments based on frame type (intra, inter) More...
 
int8_t mode_lf_deltas [4]
 Specifies the Loop filter strength adjustments based on mode (zero, new mv) More...
 
NvMediaBool bmode_ref_lf_delta_enabled
 Set it to true if MB-level loop filter adjustment is on. More...
 
NvMediaBool bmode_ref_lf_delta_update
 Set it to true if MB-level loop filter adjustment delta values are updated. More...
 
uint32_t base_qindex
 Set the feature flag NVMEDIA_ENCODE_CONFIG_VP8_ENABLE_QUANTIZATION_PARAMS to set the following parameters. More...
 
uint32_t y1dc_delta_q
 VP8 delta (subtracted from baseline quant index) More...
 
uint32_t y2dc_delta_q
 VP8 Y2 dc delta. More...
 
uint32_t y2ac_delta_q
 VP8 Y2 ac delta. More...
 
uint32_t uvdc_delta_q
 VP8 UV dc delta. More...
 
uint32_t uvac_delta_q
 VP8 UV ac delta. More...
 
uint32_t refresh_entropy_probs
 VP8 refresh entropy probs. More...
 
uint32_t update_mb_segmentation_map
 Set the feature flag NVMEDIA_ENCODE_CONFIG_VP8_ENABLE_SEGMENTATION to set the following parameters. More...
 
uint32_t update_mb_segmentation_data
 VP8 update mb segmentation data. More...
 
uint32_t mb_segment_abs_delta
 VP8 mb segment abs delta. More...
 
int8_t seg_filter_level [4]
 VP8 segment filter level. More...
 
int8_t seg_qindex [4]
 VP8 segment qp index. More...
 
NvMediaBool mb_no_coeff_skip_flag
 Set to enable skipping of macroblocks with no non-zero coefficients at the frame level. More...
 
NvMediaBool no_temporal_mv_hints
 Set to disable temporal mv hints. More...
 
NvMediaBool stop_prob_update
 Set to turn off all probability updates to save hw testing time. More...
 
NvMediaEncodeQP initQP
 Holds Initial QP parameters. More...
 
NvMediaEncodeQP maxQP
 Holds max QP parameters. More...
 
NvMediaEncodeQuality quality
 Holds encode quality pre-set. More...
 

Field Documentation

uint32_t NvMediaEncodeConfigVP8::base_qindex

Set the feature flag NVMEDIA_ENCODE_CONFIG_VP8_ENABLE_QUANTIZATION_PARAMS to set the following parameters.

Specifies quant base index (used only when rc_mode = 0) for each segment 0...255

Definition at line 2768 of file nvmedia_common.h.

NvMediaBool NvMediaEncodeConfigVP8::bmode_ref_lf_delta_enabled

Set it to true if MB-level loop filter adjustment is on.

Definition at line 2762 of file nvmedia_common.h.

NvMediaBool NvMediaEncodeConfigVP8::bmode_ref_lf_delta_update

Set it to true if MB-level loop filter adjustment delta values are updated.

Definition at line 2764 of file nvmedia_common.h.

uint32_t NvMediaEncodeConfigVP8::features

Holds bit-wise OR`ed configuration feature flags.

Definition at line 2736 of file nvmedia_common.h.

uint32_t NvMediaEncodeConfigVP8::filter_level

Specifies the loop filter strength for each segment.

Definition at line 2753 of file nvmedia_common.h.

uint32_t NvMediaEncodeConfigVP8::filter_type

Set the feature flag NVMEDIA_ENCODE_CONFIG_VP8_ENABLE_LOOP_FILTER_PARAMS to change the following parameters.

Specifies the type of the filter used. :0 eight-tap smooth, 1: eight-tap, 2: eight-tap sharp, 3: bilinear, 4: switchable

Definition at line 2751 of file nvmedia_common.h.

uint32_t NvMediaEncodeConfigVP8::gopLength

Holds the number of pictures in one GOP.

Low-latency application client can set goplength to NVMEDIA_ENCODE_INFINITE_GOPLENGTH so that keyframes are not inserted automatically.

Definition at line 2740 of file nvmedia_common.h.

NvMediaEncodeQP NvMediaEncodeConfigVP8::initQP

Holds Initial QP parameters.

Client must set NVMEDIA_ENCODE_CONFIG_VP8_INIT_QP in features to use this. QP values should be within the range of 1 to 255

Definition at line 2802 of file nvmedia_common.h.

NvMediaEncodeQP NvMediaEncodeConfigVP8::maxQP

Holds max QP parameters.

Client must set NVMEDIA_ENCODE_CONFIG_VP8_QP_MAX in features to use this. max QP values must be within the range of 1 to 255 and must be greater than NvMediaEncodeRCParams::minQP

Definition at line 2806 of file nvmedia_common.h.

NvMediaBool NvMediaEncodeConfigVP8::mb_no_coeff_skip_flag

Set to enable skipping of macroblocks with no non-zero coefficients at the frame level.

Definition at line 2795 of file nvmedia_common.h.

uint32_t NvMediaEncodeConfigVP8::mb_segment_abs_delta

VP8 mb segment abs delta.

Definition at line 2789 of file nvmedia_common.h.

int8_t NvMediaEncodeConfigVP8::mode_lf_deltas[4]

Specifies the Loop filter strength adjustments based on mode (zero, new mv)

Definition at line 2760 of file nvmedia_common.h.

NvMediaBool NvMediaEncodeConfigVP8::no_temporal_mv_hints

Set to disable temporal mv hints.

Definition at line 2797 of file nvmedia_common.h.

uint32_t NvMediaEncodeConfigVP8::numReferenceFrames

Number of reference frame.

Definition at line 2742 of file nvmedia_common.h.

NvMediaEncodeQuality NvMediaEncodeConfigVP8::quality

Holds encode quality pre-set.

See NvMediaEncodeQuality enum.

Definition at line 2808 of file nvmedia_common.h.

NvMediaEncodeRCParams NvMediaEncodeConfigVP8::rcParams

Holds the rate control parameters for the current encoding session.

Definition at line 2746 of file nvmedia_common.h.

int8_t NvMediaEncodeConfigVP8::ref_lf_deltas[4]

Specifies the Loop filter strength adjustments based on frame type (intra, inter)

Definition at line 2758 of file nvmedia_common.h.

uint32_t NvMediaEncodeConfigVP8::refresh_entropy_probs

VP8 refresh entropy probs.

Definition at line 2781 of file nvmedia_common.h.

int8_t NvMediaEncodeConfigVP8::seg_filter_level[4]

VP8 segment filter level.

Definition at line 2791 of file nvmedia_common.h.

int8_t NvMediaEncodeConfigVP8::seg_qindex[4]

VP8 segment qp index.

Definition at line 2793 of file nvmedia_common.h.

uint32_t NvMediaEncodeConfigVP8::sharpness_level

Specifies Sharpness level.

Definition at line 2755 of file nvmedia_common.h.

NvMediaBool NvMediaEncodeConfigVP8::stop_prob_update

Set to turn off all probability updates to save hw testing time.

Definition at line 2799 of file nvmedia_common.h.

uint32_t NvMediaEncodeConfigVP8::update_mb_segmentation_data

VP8 update mb segmentation data.

Definition at line 2787 of file nvmedia_common.h.

uint32_t NvMediaEncodeConfigVP8::update_mb_segmentation_map

Set the feature flag NVMEDIA_ENCODE_CONFIG_VP8_ENABLE_SEGMENTATION to set the following parameters.

VP8 update mb segmentation map

Definition at line 2785 of file nvmedia_common.h.

uint32_t NvMediaEncodeConfigVP8::uvac_delta_q

VP8 UV ac delta.

Definition at line 2779 of file nvmedia_common.h.

uint32_t NvMediaEncodeConfigVP8::uvdc_delta_q

VP8 UV dc delta.

Definition at line 2777 of file nvmedia_common.h.

uint32_t NvMediaEncodeConfigVP8::version

VP8 version type.

Definition at line 2744 of file nvmedia_common.h.

uint32_t NvMediaEncodeConfigVP8::y1dc_delta_q

VP8 delta (subtracted from baseline quant index)

VP8 Y1 dc delta

Definition at line 2771 of file nvmedia_common.h.

uint32_t NvMediaEncodeConfigVP8::y2ac_delta_q

VP8 Y2 ac delta.

Definition at line 2775 of file nvmedia_common.h.

uint32_t NvMediaEncodeConfigVP8::y2dc_delta_q

VP8 Y2 dc delta.

Definition at line 2773 of file nvmedia_common.h.


The documentation for this struct was generated from the following file: