firstpass.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.
 */

#include "math.h"
#include "limits.h"
#include "block.h"
#include "onyx_int.h"
#include "variance.h"
#include "encodeintra.h"
#include "vp8/common/setupintrarecon.h"
#include "mcomp.h"
#include "firstpass.h"
#include "vpx_scale/vpxscale.h"
#include "encodemb.h"
#include "vp8/common/extend.h"
#include "vp8/common/systemdependent.h"
#include "vpx_scale/yv12extend.h"
#include "vpx_mem/vpx_mem.h"
#include "vp8/common/swapyv12buffer.h"
#include <stdio.h>
#include "rdopt.h"
#include "ratectrl.h"
#include "vp8/common/quant_common.h"
#include "vp8/common/entropymv.h"
#include "encodemv.h"

#define OUTPUT_FPF 0

#if CONFIG_RUNTIME_CPU_DETECT
#define IF_RTCD(x) (x)
#else
#define IF_RTCD(x) NULL
#endif

extern void vp8_build_block_offsets(MACROBLOCK *x);
extern void vp8_setup_block_ptrs(MACROBLOCK *x);
extern void vp8cx_frame_init_quantizer(VP8_COMP *cpi);
extern void vp8_set_mbmode_and_mvs(MACROBLOCK *x, MB_PREDICTION_MODE mb, int_mv *mv);
extern void vp8_alloc_compressor_data(VP8_COMP *cpi);

#define IIFACTOR   12.5
#define IIKFACTOR1 12.5
#define IIKFACTOR2 15.0
#define RMAX       128.0
#define GF_RMAX    96.0
#define ERR_DIVISOR   150.0

#define KF_MB_INTRA_MIN 300
#define GF_MB_INTRA_MIN 200

#define DOUBLE_DIVIDE_CHECK(X) ((X)<0?(X)-.000001:(X)+.000001)

#define POW1 (double)cpi->oxcf.two_pass_vbrbias/100.0
#define POW2 (double)cpi->oxcf.two_pass_vbrbias/100.0

static void find_next_key_frame(VP8_COMP *cpi, FIRSTPASS_STATS *this_frame);

static int select_cq_level(int qindex) {
  int ret_val = QINDEX_RANGE - 1;
  int i;

  double target_q = (vp8_convert_qindex_to_q(qindex) * 0.5847) + 1.0;