46 lines
1.1 KiB
C
46 lines
1.1 KiB
C
/*
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* Copyright (c) 2013 The WebM project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef VPXSTATS_H_
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#define VPXSTATS_H_
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#include <stdio.h>
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#include "vpx/vpx_encoder.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* This structure is used to abstract the different ways of handling
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* first pass statistics
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*/
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typedef struct {
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vpx_fixed_buf_t buf;
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int pass;
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FILE *file;
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char *buf_ptr;
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size_t buf_alloc_sz;
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} stats_io_t;
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int stats_open_file(stats_io_t *stats, const char *fpf, int pass);
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int stats_open_mem(stats_io_t *stats, int pass);
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void stats_close(stats_io_t *stats, int last_pass);
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void stats_write(stats_io_t *stats, const void *pkt, size_t len);
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vpx_fixed_buf_t stats_get(stats_io_t *stats);
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double vp8_mse2psnr(double samples, double peak, double mse);
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#ifdef __cplusplus
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} // extern "C"
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#endif
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#endif // VPXSTATS_H_
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