vpx_ratectrl_rtc.h

Enable keyboard shortcuts

/*

 *  Copyright (c) 2021 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 VPX_VPX_INTERNAL_VPX_RATECTRL_RTC_H_

#define VPX_VPX_INTERNAL_VPX_RATECTRL_RTC_H_

#include "vpx/vpx_encoder.h"

namespace libvpx {

enum class RcFrameType { kKeyFrame = 0, kInterFrame = 1 };

enum class FrameDropDecision {

  kOk,    // Frame is encoded.

  kDrop,  // Frame is dropped.

};

struct UVDeltaQP {

  // For the UV channel: the QP for the dc/ac value is given as

  // GetQP() + uvdc/ac_delta_q, where the uvdc/ac_delta_q are negative numbers.

  int uvdc_delta_q;

  int uvac_delta_q;

};

struct VpxRateControlRtcConfig {

  VpxRateControlRtcConfig() {

    width = 1280;

    height = 720;

    max_quantizer = 63;

    min_quantizer = 2;

    target_bandwidth = 1000;

    buf_initial_sz = 600;

    buf_optimal_sz = 600;

    buf_sz = 1000;

    undershoot_pct = overshoot_pct = 50;

    max_intra_bitrate_pct = 50;

    max_inter_bitrate_pct = 0;

    framerate = 30.0;

    ts_number_layers = 1;

    rc_mode = VPX_CBR;

    aq_mode = 0;

    layer_target_bitrate[0] = static_cast<int>(target_bandwidth);

    ts_rate_decimator[0] = 1;

    frame_drop_thresh = 0;

    is_screen = false;

  int width;

  int height;

  // 0-63

  int max_quantizer;

  int min_quantizer;

  int64_t target_bandwidth;

  int64_t buf_initial_sz;

  int64_t buf_optimal_sz;

  int64_t buf_sz;

  int undershoot_pct;

  int overshoot_pct;

  int max_intra_bitrate_pct;

  int max_inter_bitrate_pct;

  double framerate;

  // Number of temporal layers

  int ts_number_layers;

  int layer_target_bitrate[VPX_MAX_LAYERS];

  int ts_rate_decimator[VPX_TS_MAX_LAYERS];

  // vbr, cbr

  enum vpx_rc_mode rc_mode;

  int aq_mode;

  int frame_drop_thresh;

  bool is_screen;

};

}  // namespace libvpx

#endif  // VPX_VPX_INTERNAL_VPX_RATECTRL_RTC_H_