gecko-dev/media/libvpx/vp8/encoder/ratectrl.h

38 строки
1.2 KiB
C

/*
* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef VP8_ENCODER_RATECTRL_H_
#define VP8_ENCODER_RATECTRL_H_
#include "onyx_int.h"
#ifdef __cplusplus
extern "C" {
#endif
extern void vp8_save_coding_context(VP8_COMP *cpi);
extern void vp8_restore_coding_context(VP8_COMP *cpi);
extern void vp8_setup_key_frame(VP8_COMP *cpi);
extern void vp8_update_rate_correction_factors(VP8_COMP *cpi, int damp_var);
extern int vp8_regulate_q(VP8_COMP *cpi, int target_bits_per_frame);
extern void vp8_adjust_key_frame_context(VP8_COMP *cpi);
extern void vp8_compute_frame_size_bounds(VP8_COMP *cpi, int *frame_under_shoot_limit, int *frame_over_shoot_limit);
/* return of 0 means drop frame */
extern int vp8_pick_frame_size(VP8_COMP *cpi);
#ifdef __cplusplus
} // extern "C"
#endif
#endif // VP8_ENCODER_RATECTRL_H_