AOMedia AV1 Codec: av1/encoder/gop_structure.h Source File

| AOMedia AV1 Codec

gop_structure.h
1 /*
2 * Copyright (c) 2019, Alliance for Open Media. All rights reserved
3 *
4 * This source code is subject to the terms of the BSD 2 Clause License and
5 * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
6 * was not distributed with this source code in the LICENSE file, you can
7 * obtain it at www.aomedia.org/license/software. If the Alliance for Open
8 * Media Patent License 1.0 was not distributed with this source code in the
9 * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
10 */
11
12 #ifndef AOM_AV1_ENCODER_GOP_STRUCTURE_H_
13 #define AOM_AV1_ENCODER_GOP_STRUCTURE_H_
14
15 #include "av1/common/av1_common_int.h"
16 #include "av1/encoder/ratectrl.h"
17
18 #ifdef __cplusplus
19 extern "C" {
20 #endif
22 struct AV1_COMP;
23 struct EncodeFrameParams;
24
25 #define MIN_ARF_GF_BOOST 240
26 #define NORMAL_BOOST 100
27
43 void av1_gop_setup_structure(struct AV1_COMP *cpi);
44
64 void av1_gop_bit_allocation(const AV1_COMP *cpi, RATE_CONTROL *const rc,
65 GF_GROUP *gf_group, int is_key_frame, int use_arf,
66 int64_t gf_group_bits);
67
69 int av1_calc_arf_boost(const TWO_PASS *twopass, const RATE_CONTROL *rc,
70 FRAME_INFO *frame_info, int offset, int f_frames,
71 int b_frames, int *num_fpstats_used,
72 int *num_fpstats_required);
75 #ifdef __cplusplus
76 } // extern "C"
77 #endif
78
79 #endif // AOM_AV1_ENCODER_GOP_STRUCTURE_H_
av1_gop_setup_structure
void av1_gop_setup_structure(struct AV1_COMP *cpi)
Set up the Group-Of-Pictures structure for this GF_GROUP.
av1_gop_bit_allocation
void av1_gop_bit_allocation(const AV1_COMP *cpi, RATE_CONTROL *const rc, GF_GROUP *gf_group, int is_key_frame, int use_arf, int64_t gf_group_bits)
Distributes bits to frames in a group.
Definition: pass2_strategy.c:2648
AV1_COMP
Top level encoder structure.
Definition: encoder.h:2095
EncodeFrameParams
contains per-frame encoding parameters decided upon by av1_encode_strategy() and passed down to av1_e...
Definition: encoder.h:2726
GF_GROUP
Data related to the current GF/ARF group and the individual frames within the group.
Definition: firstpass.h:171
RATE_CONTROL
Rate Control parameters and status.
Definition: ratectrl.h:118
TWO_PASS
Two pass status and control data.
Definition: firstpass.h:214