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 VP8_ENCODER_RATECTRL_H_ 13 #define VP8_ENCODER_RATECTRL_H_ 14 15 #include "onyx_int.h" 16 17 #ifdef __cplusplus 18 extern "C" { 19 #endif 20 21 extern void vp8_save_coding_context(VP8_COMP *cpi); 22 extern void vp8_restore_coding_context(VP8_COMP *cpi); 23 24 extern void vp8_setup_key_frame(VP8_COMP *cpi); 25 extern void vp8_update_rate_correction_factors(VP8_COMP *cpi, int damp_var); 26 extern int vp8_regulate_q(VP8_COMP *cpi, int target_bits_per_frame); 27 extern void vp8_adjust_key_frame_context(VP8_COMP *cpi); 28 extern void vp8_compute_frame_size_bounds(VP8_COMP *cpi, int *frame_under_shoot_limit, int *frame_over_shoot_limit); 29 30 /* return of 0 means drop frame */ 31 extern int vp8_pick_frame_size(VP8_COMP *cpi); 32 33 #ifdef __cplusplus 34 } // extern "C" 35 #endif 36 37 #endif // VP8_ENCODER_RATECTRL_H_ 38
