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 #ifndef VP8_ENCODER_RATECTRL_H_ 12 #define VP8_ENCODER_RATECTRL_H_ 13 14 #include "onyx_int.h" 15 16 #ifdef __cplusplus 17 extern "C" { 18 #endif 19 20 extern void vp8_save_coding_context(VP8_COMP *cpi); 21 extern void vp8_restore_coding_context(VP8_COMP *cpi); 22 23 extern void vp8_setup_key_frame(VP8_COMP *cpi); 24 extern void vp8_update_rate_correction_factors(VP8_COMP *cpi, int damp_var); 25 extern int vp8_regulate_q(VP8_COMP *cpi, int target_bits_per_frame); 26 extern void vp8_adjust_key_frame_context(VP8_COMP *cpi); 27 extern void vp8_compute_frame_size_bounds(VP8_COMP *cpi, 28 int *frame_under_shoot_limit, 29 int *frame_over_shoot_limit); 30 31 /* return of 0 means drop frame */ 32 extern int vp8_pick_frame_size(VP8_COMP *cpi); 33 34 extern int vp8_drop_encodedframe_overshoot(VP8_COMP *cpi, int Q); 35 36 #ifdef __cplusplus 37 } // extern "C" 38 #endif 39 40 #endif // VP8_ENCODER_RATECTRL_H_ 41
