1 /*
2 * Copyright (c) 2019 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 VPX_VP9_VP9_CX_IFACE_H_
12 #define VPX_VP9_VP9_CX_IFACE_H_
13 #include "vp9/encoder/vp9_encoder.h"
14 #include "vp9/common/vp9_onyxc_int.h"
15
16 #ifdef __cplusplus
17 extern "C" {
18 #endif
19
20 VP9EncoderConfig vp9_get_encoder_config(int frame_width, int frame_height,
21 vpx_rational_t frame_rate,
22 int target_bitrate, int encode_speed,
23 int target_level,
24 vpx_enc_pass enc_pass);
25
26 void vp9_dump_encoder_config(const VP9EncoderConfig *oxcf, FILE *fp);
27
28 FRAME_INFO vp9_get_frame_info(const VP9EncoderConfig *oxcf);
29
30 static INLINE int64_t
timebase_units_to_ticks(const vpx_rational64_t * timestamp_ratio,int64_t n)31 timebase_units_to_ticks(const vpx_rational64_t *timestamp_ratio, int64_t n) {
32 return n * timestamp_ratio->num / timestamp_ratio->den;
33 }
34
35 static INLINE int64_t
ticks_to_timebase_units(const vpx_rational64_t * timestamp_ratio,int64_t n)36 ticks_to_timebase_units(const vpx_rational64_t *timestamp_ratio, int64_t n) {
37 int64_t round = timestamp_ratio->num / 2;
38 if (round > 0) --round;
39 return (n * timestamp_ratio->den + round) / timestamp_ratio->num;
40 }
41
42 void vp9_set_first_pass_stats(VP9EncoderConfig *oxcf,
43 const vpx_fixed_buf_t *stats);
44
45 #ifdef __cplusplus
46 } // extern "C"
47 #endif
48
49 #endif // VPX_VP9_VP9_CX_IFACE_H_
50