Picture Struct Reference

#include <mpegvideo.h>

Data Fields
FF_COMMON_FRAME uint8_t *	interpolated [3]
int16_t(*[2]	motion_val_base )[2]
uint32_t *	mb_type_base
int	field_poc [2]
	h264 top/bottom POC
int	poc
	h264 frame POC
int	frame_num
	h264 frame_num (raw frame_num from slice header)
int	pic_id
int	long_ref
	1->long term reference 0->short term reference
int	ref_poc [2][16]
	h264 POCs of the frames used as reference
int	ref_count [2]
	number of entries in ref_poc
int	mb_var_sum
	sum of MB variance for current frame
int	mc_mb_var_sum
	motion compensated MB variance for current frame
uint16_t *	mb_var
	Table for MB variances.
uint16_t *	mc_mb_var
	Table for motion compensated MB variances.
uint8_t *	mb_mean
	Table for MB luminance.
int32_t *	mb_cmp_score
	Table for MB cmp scores, for mb decision FIXME remove.
int	b_frame_score

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Detailed Description

Picture.

Definition at line 81 of file mpegvideo.h.

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Field Documentation

FF_COMMON_FRAME uint8_t* Picture::interpolated[3]

halfpel luma planes.

Definition at line 87 of file mpegvideo.h.

int16_t(*[2] Picture::motion_val_base)[2]

Definition at line 88 of file mpegvideo.h.

Referenced by alloc_picture(), ff_er_frame_end(), and free_picture().

uint32_t* Picture::mb_type_base

Definition at line 89 of file mpegvideo.h.

Referenced by alloc_picture(), and free_picture().

int Picture::field_poc[2]

h264 top/bottom POC

Definition at line 115 of file mpegvideo.h.

Referenced by pred_direct_motion().

int Picture::poc

h264 frame POC

Definition at line 116 of file mpegvideo.h.

Referenced by decode_frame(), decode_pic(), dequant(), direct_dist_scale_factor(), direct_ref_list_init(), fill_default_ref_list(), implicit_weight_table(), and pred_direct_motion().

int Picture::frame_num

h264 frame_num (raw frame_num from slice header)

Definition at line 117 of file mpegvideo.h.

Referenced by decode_ref_pic_marking(), execute_ref_pic_marking(), and fill_default_ref_list().

int Picture::pic_id

h264 pic_num (short -> no wrap version of pic_num, pic_num & max_pic_num; long -> long_pic_num)

Definition at line 118 of file mpegvideo.h.

Referenced by decode_ref_pic_list_reordering(), and fill_default_ref_list().

int Picture::long_ref

1->long term reference 0->short term reference

Definition at line 120 of file mpegvideo.h.

Referenced by decode_ref_pic_list_reordering(), and execute_ref_pic_marking().

int Picture::ref_poc[2][16]

h264 POCs of the frames used as reference

Definition at line 121 of file mpegvideo.h.

Referenced by direct_ref_list_init().

int Picture::ref_count[2]

number of entries in ref_poc

Definition at line 122 of file mpegvideo.h.

Referenced by direct_ref_list_init().

int Picture::mb_var_sum

sum of MB variance for current frame

Definition at line 124 of file mpegvideo.h.

Referenced by ff_rate_estimate_qscale(), ff_write_pass1_stats(), and ratecontrol_1pass().

int Picture::mc_mb_var_sum

motion compensated MB variance for current frame

Definition at line 125 of file mpegvideo.h.

Referenced by ff_rate_estimate_qscale(), ff_write_pass1_stats(), and ratecontrol_1pass().

uint16_t* Picture::mb_var

Table for MB variances.

Definition at line 126 of file mpegvideo.h.

Referenced by adaptive_quantization(), alloc_picture(), ff_estimate_p_frame_motion(), ff_get_best_fcode(), free_picture(), and mb_var_thread().

uint16_t* Picture::mc_mb_var

Table for motion compensated MB variances.

Definition at line 127 of file mpegvideo.h.

Referenced by adaptive_quantization(), alloc_picture(), ff_estimate_b_frame_motion(), ff_estimate_p_frame_motion(), ff_get_best_fcode(), and free_picture().

uint8_t* Picture::mb_mean

Table for MB luminance.

Definition at line 128 of file mpegvideo.h.

Referenced by adaptive_quantization(), alloc_picture(), ff_estimate_p_frame_motion(), free_picture(), and mb_var_thread().

int32_t* Picture::mb_cmp_score

Table for MB cmp scores, for mb decision FIXME remove.

Definition at line 129 of file mpegvideo.h.

int Picture::b_frame_score

Definition at line 130 of file mpegvideo.h.

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

• mpegvideo.h

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