VdpPictureInfoMPEG4Part2 Struct Reference

Picture parameter information for an MPEG-4 Part 2 picture. More...

#include <vdpau.h>

Data Fields
VdpVideoSurface	forward_reference
VdpVideoSurface	backward_reference
MPEG 4 part 2 bitstream
Copies of the MPEG 4 part 2 bitstream fields.
int32_t	trd [2]
int32_t	trb [2]
uint16_t	vop_time_increment_resolution
uint8_t	vop_coding_type
uint8_t	vop_fcode_forward
uint8_t	vop_fcode_backward
uint8_t	resync_marker_disable
uint8_t	interlaced
uint8_t	quant_type
uint8_t	quarter_sample
uint8_t	short_video_header
uint8_t	rounding_control
uint8_t	alternate_vertical_scan_flag
uint8_t	top_field_first
uint8_t	intra_quantizer_matrix [64]
uint8_t	non_intra_quantizer_matrix [64]

Detailed Description

Picture parameter information for an MPEG-4 Part 2 picture.

Note: References to bitstream fields below may refer to data literally parsed from the bitstream, or derived from the bitstream using a mechanism described in the specification.

Field Documentation

alternate_vertical_scan_flag

uint8_t VdpPictureInfoMPEG4Part2::alternate_vertical_scan_flag

backward_reference

VdpVideoSurface VdpPictureInfoMPEG4Part2::backward_reference

Reference used by B frames. Set to VDP_INVALID_HANDLE when not used.

forward_reference

VdpVideoSurface VdpPictureInfoMPEG4Part2::forward_reference

Reference used by B and P frames. Set to VDP_INVALID_HANDLE when not used.

interlaced

uint8_t VdpPictureInfoMPEG4Part2::interlaced

intra_quantizer_matrix

uint8_t VdpPictureInfoMPEG4Part2::intra_quantizer_matrix[64]

non_intra_quantizer_matrix

uint8_t VdpPictureInfoMPEG4Part2::non_intra_quantizer_matrix[64]

quant_type

uint8_t VdpPictureInfoMPEG4Part2::quant_type

quarter_sample

uint8_t VdpPictureInfoMPEG4Part2::quarter_sample

resync_marker_disable

uint8_t VdpPictureInfoMPEG4Part2::resync_marker_disable

rounding_control

uint8_t VdpPictureInfoMPEG4Part2::rounding_control

Derived from vop_rounding_type bitstream field.

short_video_header

uint8_t VdpPictureInfoMPEG4Part2::short_video_header

top_field_first

uint8_t VdpPictureInfoMPEG4Part2::top_field_first

trb

int32_t VdpPictureInfoMPEG4Part2::trb[2]

trd

int32_t VdpPictureInfoMPEG4Part2::trd[2]

vop_coding_type

uint8_t VdpPictureInfoMPEG4Part2::vop_coding_type

vop_fcode_backward

uint8_t VdpPictureInfoMPEG4Part2::vop_fcode_backward

vop_fcode_forward

uint8_t VdpPictureInfoMPEG4Part2::vop_fcode_forward

vop_time_increment_resolution

uint16_t VdpPictureInfoMPEG4Part2::vop_time_increment_resolution

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

• vdpau/vdpau.h