vpxstats.h

   1 /*
   2  *  Copyright (c) 2013 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 VPXSTATS_H_
  12 #define VPXSTATS_H_
  13
  14 #include <stdio.h>
  15
  16 #include "vpx/vpx_encoder.h"
  17
  18 #ifdef __cplusplus
  19 extern "C" {
  20 #endif
  21
  22 /* This structure is used to abstract the different ways of handling
  23  * first pass statistics
  24  */
  25 typedef struct {
  26   vpx_fixed_buf_t buf;
  27   int pass;
  28   FILE *file;
  29   char *buf_ptr;
  30   size_t buf_alloc_sz;
  31 } stats_io_t;
  32
  33 int stats_open_file(stats_io_t *stats, const char *fpf, int pass);
  34 int stats_open_mem(stats_io_t *stats, int pass);
  35 void stats_close(stats_io_t *stats, int last_pass);
  36 void stats_write(stats_io_t *stats, const void *pkt, size_t len);
  37 vpx_fixed_buf_t stats_get(stats_io_t *stats);
  38
  39 #ifdef __cplusplus
  40 }  // extern "C"
  41 #endif
  42
  43 #endif  // VPXSTATS_H_