media/libvpx/vp9/encoder/vp9_ratectrl.h

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TOR_BUG_9701
changeset 10
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1 /*
2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved.
3 *
4 * Use of this source code is governed by a BSD-style license
5 * that can be found in the LICENSE file in the root of the source
6 * tree. An additional intellectual property rights grant can be found
7 * in the file PATENTS. All contributing project authors may
8 * be found in the AUTHORS file in the root of the source tree.
9 */
10
11
12 #ifndef VP9_ENCODER_VP9_RATECTRL_H_
13 #define VP9_ENCODER_VP9_RATECTRL_H_
14
15 #include "vp9/encoder/vp9_onyx_int.h"
16
17 #define FRAME_OVERHEAD_BITS 200
18
19 void vp9_save_coding_context(VP9_COMP *cpi);
20 void vp9_restore_coding_context(VP9_COMP *cpi);
21
22 void vp9_setup_key_frame(VP9_COMP *cpi);
23 void vp9_update_rate_correction_factors(VP9_COMP *cpi, int damp_var);
24 int vp9_regulate_q(VP9_COMP *cpi, int target_bits_per_frame);
25 void vp9_adjust_key_frame_context(VP9_COMP *cpi);
26 void vp9_compute_frame_size_bounds(VP9_COMP *cpi,
27 int *frame_under_shoot_limit,
28 int *frame_over_shoot_limit);
29
30 // return of 0 means drop frame
31 int vp9_pick_frame_size(VP9_COMP *cpi);
32
33 double vp9_convert_qindex_to_q(int qindex);
34 int vp9_gfboost_qadjust(int qindex);
35 int vp9_bits_per_mb(FRAME_TYPE frame_type, int qindex,
36 double correction_factor);
37 void vp9_setup_inter_frame(VP9_COMP *cpi);
38
39 #endif // VP9_ENCODER_VP9_RATECTRL_H_

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