92 lines
2.3 KiB
C
92 lines
2.3 KiB
C
/*
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* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef VP9_ENCODER_VP9_FIRSTPASS_H_
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#define VP9_ENCODER_VP9_FIRSTPASS_H_
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#include "vp9/encoder/vp9_lookahead.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct {
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double frame;
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double intra_error;
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double coded_error;
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double sr_coded_error;
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double pcnt_inter;
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double pcnt_motion;
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double pcnt_second_ref;
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double pcnt_neutral;
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double MVr;
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double mvr_abs;
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double MVc;
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double mvc_abs;
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double MVrv;
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double MVcv;
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double mv_in_out_count;
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double new_mv_count;
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double duration;
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double count;
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int64_t spatial_layer_id;
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} FIRSTPASS_STATS;
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typedef struct {
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unsigned int section_intra_rating;
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unsigned int next_iiratio;
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FIRSTPASS_STATS total_stats;
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FIRSTPASS_STATS this_frame_stats;
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const FIRSTPASS_STATS *stats_in;
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const FIRSTPASS_STATS *stats_in_start;
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const FIRSTPASS_STATS *stats_in_end;
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FIRSTPASS_STATS total_left_stats;
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int first_pass_done;
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int64_t bits_left;
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double modified_error_min;
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double modified_error_max;
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double modified_error_left;
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double kf_intra_err_min;
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double gf_intra_err_min;
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// Projected total bits available for a key frame group of frames
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int64_t kf_group_bits;
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// Error score of frames still to be coded in kf group
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int64_t kf_group_error_left;
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int sr_update_lag;
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int kf_zeromotion_pct;
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int gf_zeromotion_pct;
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int active_worst_quality;
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int gf_group_index;
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int gf_group_bit_allocation[MAX_LAG_BUFFERS * 2];
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} TWO_PASS;
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struct VP9_COMP;
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void vp9_init_first_pass(struct VP9_COMP *cpi);
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void vp9_rc_get_first_pass_params(struct VP9_COMP *cpi);
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void vp9_first_pass(struct VP9_COMP *cpi);
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void vp9_end_first_pass(struct VP9_COMP *cpi);
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void vp9_init_second_pass(struct VP9_COMP *cpi);
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void vp9_rc_get_second_pass_params(struct VP9_COMP *cpi);
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// Post encode update of the rate control parameters for 2-pass
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void vp9_twopass_postencode_update(struct VP9_COMP *cpi);
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#ifdef __cplusplus
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} // extern "C"
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#endif
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#endif // VP9_ENCODER_VP9_FIRSTPASS_H_
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