[593] | 1 | /* The copyright in this software is being made available under the BSD |
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| 2 | * License, included below. This software may be subject to other third party |
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| 3 | * and contributor rights, including patent rights, and no such rights are |
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| 4 | * granted under this license. |
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| 5 | * |
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| 6 | * Copyright (c) 2010-2014, ITU/ISO/IEC |
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| 7 | * All rights reserved. |
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| 8 | * |
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| 9 | * Redistribution and use in source and binary forms, with or without |
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| 10 | * modification, are permitted provided that the following conditions are met: |
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| 11 | * |
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| 12 | * * Redistributions of source code must retain the above copyright notice, |
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| 13 | * this list of conditions and the following disclaimer. |
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| 14 | * * Redistributions in binary form must reproduce the above copyright notice, |
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| 15 | * this list of conditions and the following disclaimer in the documentation |
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| 16 | * and/or other materials provided with the distribution. |
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| 17 | * * Neither the name of the ITU/ISO/IEC nor the names of its contributors may |
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| 18 | * be used to endorse or promote products derived from this software without |
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| 19 | * specific prior written permission. |
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| 20 | * |
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| 21 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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| 22 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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| 23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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| 24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS |
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| 25 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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| 26 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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| 27 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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| 28 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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| 29 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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| 30 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
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| 31 | * THE POSSIBILITY OF SUCH DAMAGE. |
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| 32 | */ |
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| 33 | |
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| 34 | /** \file TAppDownConvert.cpp |
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| 35 | \brief Down convert application main |
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| 36 | */ |
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| 37 | |
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| 38 | #include <cmath> |
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| 39 | #include <cstdio> |
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| 40 | #include <cstdlib> |
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| 41 | #include <cstring> |
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| 42 | #include <ctime> |
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| 43 | |
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| 44 | #include "DownConvert.h" |
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| 45 | |
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| 46 | typedef struct |
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| 47 | { |
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| 48 | int stride; |
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| 49 | int lines; |
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| 50 | unsigned char* data; |
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| 51 | unsigned char* data2; |
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| 52 | } ColorComponent; |
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| 53 | |
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| 54 | typedef struct |
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| 55 | { |
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| 56 | ColorComponent y; |
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| 57 | ColorComponent u; |
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| 58 | ColorComponent v; |
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| 59 | } YuvFrame; |
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| 60 | |
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| 61 | |
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| 62 | void |
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| 63 | createColorComponent( ColorComponent& c, int maxwidth, int maxheight ) |
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| 64 | { |
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| 65 | maxwidth = ( ( maxwidth + 15 ) >> 4 ) << 4; |
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| 66 | maxheight = ( ( maxheight + 15 ) >> 4 ) << 4; |
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| 67 | int size = maxwidth * maxheight; |
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| 68 | c.stride = maxwidth; |
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| 69 | c.lines = maxheight; |
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| 70 | c.data = new unsigned char [ size ]; |
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| 71 | c.data2 = new unsigned char [ size ]; |
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| 72 | |
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| 73 | if( ! c.data || ! c.data2 ) |
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| 74 | { |
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| 75 | fprintf(stderr, "\nERROR: memory allocation failed!\n\n"); |
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| 76 | exit(1); |
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| 77 | } |
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| 78 | } |
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| 79 | |
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| 80 | void |
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| 81 | deleteColorComponent( ColorComponent& c ) |
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| 82 | { |
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| 83 | delete[] c.data; |
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| 84 | delete[] c.data2; |
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| 85 | c.stride = 0; |
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| 86 | c.lines = 0; |
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| 87 | c.data = 0; |
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| 88 | c.data2 = 0; |
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| 89 | } |
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| 90 | |
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| 91 | int |
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| 92 | readColorComponent( ColorComponent& c, FILE* file, int width, int height, bool second ) |
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| 93 | { |
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| 94 | assert( width <= c.stride ); |
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| 95 | assert( height <= c.lines ); |
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| 96 | |
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| 97 | int iMaxPadWidth = gMin( c.stride, ( ( width + 15 ) >> 4 ) << 4 ); |
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| 98 | int iMaxPadHeight = gMin( c.lines, ( ( height + 31 ) >> 5 ) << 5 ); |
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| 99 | |
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| 100 | for( int i = 0; i < height; i++ ) |
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| 101 | { |
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| 102 | unsigned char* buffer = ( second ? c.data2 : c.data ) + i * c.stride; |
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| 103 | int rsize = (int)fread( buffer, sizeof(unsigned char), width, file ); |
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| 104 | if( rsize != width ) |
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| 105 | { |
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| 106 | return 1; |
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| 107 | } |
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| 108 | for( int xp = width; xp < iMaxPadWidth; xp++ ) |
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| 109 | { |
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| 110 | buffer[xp] = buffer[xp-1]; |
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| 111 | } |
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| 112 | } |
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| 113 | for( int yp = height; yp < iMaxPadHeight; yp++ ) |
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| 114 | { |
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| 115 | unsigned char* buffer = ( second ? c.data2 : c.data ) + yp * c.stride; |
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| 116 | unsigned char* bufferX = buffer - c.stride; |
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| 117 | for( int xp = 0; xp < c.stride; xp++ ) |
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| 118 | { |
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| 119 | buffer[xp] = bufferX[xp]; |
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| 120 | } |
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| 121 | } |
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| 122 | return 0; |
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| 123 | } |
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| 124 | |
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| 125 | void |
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| 126 | duplicateColorComponent( ColorComponent& c ) |
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| 127 | { |
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| 128 | memcpy( c.data2, c.data, c.stride * c.lines * sizeof(unsigned char) ); |
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| 129 | } |
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| 130 | |
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| 131 | void |
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| 132 | combineTopAndBottomInColorComponent( ColorComponent& c, Bool bBotField ) |
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| 133 | { |
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| 134 | int offs = ( bBotField ? c.stride : 0 ); |
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| 135 | unsigned char* pDes = c.data + offs; |
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| 136 | unsigned char* pSrc = c.data2 + offs; |
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| 137 | for( int i = 0; i < c.lines / 2; i++, pDes += 2*c.stride, pSrc += 2*c.stride ) |
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| 138 | { |
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| 139 | memcpy( pDes, pSrc, c.stride * sizeof(unsigned char) ); |
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| 140 | } |
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| 141 | } |
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| 142 | |
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| 143 | void |
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| 144 | writeColorComponent( ColorComponent& c, FILE* file, int width, int height, bool second ) |
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| 145 | { |
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| 146 | assert( width <= c.stride ); |
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| 147 | assert( height <= c.lines ); |
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| 148 | |
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| 149 | for( int i = 0; i < height; i++ ) |
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| 150 | { |
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| 151 | unsigned char* buffer = ( second ? c.data2 : c.data ) + i * c.stride; |
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| 152 | int wsize = (int)fwrite( buffer, sizeof(unsigned char), width, file ); |
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| 153 | |
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| 154 | if( wsize != width ) |
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| 155 | { |
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| 156 | fprintf(stderr, "\nERROR: while writing to output file!\n\n"); |
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| 157 | exit(1); |
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| 158 | } |
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| 159 | } |
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| 160 | } |
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| 161 | |
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| 162 | |
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| 163 | void |
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| 164 | createFrame( YuvFrame& f, int width, int height ) |
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| 165 | { |
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| 166 | createColorComponent( f.y, width, height ); |
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| 167 | createColorComponent( f.u, width >> 1, height >> 1 ); |
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| 168 | createColorComponent( f.v, width >> 1, height >> 1 ); |
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| 169 | } |
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| 170 | |
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| 171 | void |
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| 172 | deleteFrame( YuvFrame& f ) |
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| 173 | { |
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| 174 | deleteColorComponent( f.y ); |
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| 175 | deleteColorComponent( f.u ); |
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| 176 | deleteColorComponent( f.v ); |
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| 177 | } |
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| 178 | |
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| 179 | int |
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| 180 | readFrame( YuvFrame& f, FILE* file, int width, int height, bool second = false ) |
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| 181 | { |
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| 182 | ROTRS( readColorComponent( f.y, file, width, height, second ), 1 ); |
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| 183 | ROTRS( readColorComponent( f.u, file, width >> 1, height >> 1, second ), 1 ); |
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| 184 | ROTRS( readColorComponent( f.v, file, width >> 1, height >> 1, second ), 1 ); |
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| 185 | return 0; |
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| 186 | } |
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| 187 | |
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| 188 | void |
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| 189 | duplicateFrame( YuvFrame& f ) |
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| 190 | { |
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| 191 | duplicateColorComponent( f.y ); |
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| 192 | duplicateColorComponent( f.u ); |
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| 193 | duplicateColorComponent( f.v ); |
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| 194 | } |
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| 195 | |
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| 196 | void |
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| 197 | combineTopAndBottomInFrame( YuvFrame& f, Bool botField ) |
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| 198 | { |
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| 199 | combineTopAndBottomInColorComponent( f.y, botField ); |
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| 200 | combineTopAndBottomInColorComponent( f.u, botField ); |
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| 201 | combineTopAndBottomInColorComponent( f.v, botField ); |
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| 202 | } |
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| 203 | |
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| 204 | void |
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| 205 | writeFrame( YuvFrame& f, FILE* file, int width, int height, bool both = false ) |
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| 206 | { |
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| 207 | writeColorComponent( f.y, file, width, height, false ); |
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| 208 | writeColorComponent( f.u, file, width >> 1, height >> 1, false ); |
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| 209 | writeColorComponent( f.v, file, width >> 1, height >> 1, false ); |
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| 210 | |
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| 211 | if( both ) |
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| 212 | { |
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| 213 | writeColorComponent( f.y, file, width, height, true ); |
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| 214 | writeColorComponent( f.u, file, width >> 1, height >> 1, true ); |
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| 215 | writeColorComponent( f.v, file, width >> 1, height >> 1, true ); |
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| 216 | } |
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| 217 | } |
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| 218 | |
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| 219 | |
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| 220 | void |
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| 221 | print_usage_and_exit( int test, const char* name, const char* message = 0 ) |
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| 222 | { |
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| 223 | if( test ) |
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| 224 | { |
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| 225 | if( message ) |
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| 226 | { |
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| 227 | fprintf ( stderr, "\nERROR: %s\n", message ); |
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| 228 | } |
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| 229 | fprintf ( stderr, "\nUsage: %s <win> <hin> <in> <wout> <hout> <out> [<t> [<skip> [<frms>]]] [[-phase <args>] ]\n\n", name ); |
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| 230 | fprintf ( stderr, " win : input width (luma samples)\n" ); |
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| 231 | fprintf ( stderr, " hin : input height (luma samples)\n" ); |
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| 232 | fprintf ( stderr, " in : input file\n" ); |
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| 233 | fprintf ( stderr, " wout : output width (luma samples)\n" ); |
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| 234 | fprintf ( stderr, " hout : output height (luma samples)\n" ); |
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| 235 | fprintf ( stderr, " out : output file\n" ); |
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| 236 | fprintf ( stderr, "\n--------------------------- OPTIONAL ---------------------------\n\n" ); |
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| 237 | fprintf ( stderr, " t : number of temporal downsampling stages (default: 0)\n" ); |
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| 238 | fprintf ( stderr, " skip : number of frames to skip at start (default: 0)\n" ); |
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| 239 | fprintf ( stderr, " frms : number of frames wanted in output file (default: max)\n" ); |
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| 240 | fprintf ( stderr, "\n-------------------------- OVERLOADED --------------------------\n\n" ); |
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| 241 | fprintf ( stderr, " -phase <in_uv_ph_x> <in_uv_ph_y> <out_uv_ph_x> <out_uv_ph_y>\n"); |
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| 242 | fprintf ( stderr, " in_uv_ph_x : input chroma phase shift in horizontal direction (default:-1)\n" ); |
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| 243 | fprintf ( stderr, " in_uv_ph_y : input chroma phase shift in vertical direction (default: 0)\n" ); |
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| 244 | fprintf ( stderr, " out_uv_ph_x: output chroma phase shift in horizontal direction (default:-1)\n" ); |
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| 245 | fprintf ( stderr, " out_uv_ph_y: output chroma phase shift in vertical direction (default: 0)\n" ); |
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| 246 | fprintf ( stderr, "\n\n"); |
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| 247 | exit ( 1 ); |
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| 248 | } |
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| 249 | } |
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| 250 | |
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| 251 | |
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| 252 | void |
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| 253 | updateCropParametersFromFile( ResizeParameters& cRP, FILE* cropFile, int resamplingMethod, char* name ) |
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| 254 | { |
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| 255 | int crop_x0 = 0; |
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| 256 | int crop_y0 = 0; |
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| 257 | int crop_w = 0; |
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| 258 | int crop_h = 0; |
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| 259 | if( fscanf( cropFile, "%d,%d,%d,%d\n", &crop_x0, &crop_y0, &crop_w, &crop_h ) == 4 ) |
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| 260 | { |
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| 261 | cRP.m_iLeftFrmOffset = crop_x0; |
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| 262 | cRP.m_iTopFrmOffset = crop_y0; |
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| 263 | cRP.m_iScaledRefFrmWidth = crop_w; |
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| 264 | cRP.m_iScaledRefFrmHeight = crop_h; |
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| 265 | } |
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| 266 | print_usage_and_exit( cRP.m_iLeftFrmOffset & 1 || cRP.m_iTopFrmOffset & 1, name, "cropping parameters must be even values" ); |
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| 267 | print_usage_and_exit( cRP.m_iScaledRefFrmWidth & 1 || cRP.m_iScaledRefFrmHeight & 1, name, "cropping parameters must be even values" ); |
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| 268 | print_usage_and_exit( resamplingMethod == 2 && cRP.m_iScaledRefFrmWidth != gMin( cRP.m_iRefLayerFrmWidth, cRP.m_iFrameWidth ), name, "crop dimensions must be the same as the minimal dimensions" ); |
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| 269 | print_usage_and_exit( resamplingMethod == 2 && cRP.m_iScaledRefFrmHeight != gMin( cRP.m_iRefLayerFrmHeight, cRP.m_iFrameHeight ), name, "crop dimensions must be the same as the minimal dimensions" ); |
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| 270 | print_usage_and_exit( cRP.m_iScaledRefFrmWidth > gMax( cRP.m_iRefLayerFrmWidth, cRP.m_iFrameWidth ), name, "wrong crop window size" ); |
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| 271 | print_usage_and_exit( cRP.m_iScaledRefFrmHeight > gMax( cRP.m_iRefLayerFrmHeight, cRP.m_iFrameHeight ), name, "wrong crop window size" ); |
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| 272 | print_usage_and_exit( cRP.m_iScaledRefFrmWidth < gMin( cRP.m_iRefLayerFrmWidth, cRP.m_iFrameWidth ), name, "wrong crop window size" ); |
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| 273 | print_usage_and_exit( cRP.m_iScaledRefFrmHeight < gMin( cRP.m_iRefLayerFrmHeight, cRP.m_iFrameHeight ), name, "wrong crop window size" ); |
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| 274 | print_usage_and_exit( cRP.m_iLeftFrmOffset + cRP.m_iScaledRefFrmWidth > gMax( cRP.m_iRefLayerFrmWidth, cRP.m_iFrameWidth ), name, "wrong crop window size and origin" ); |
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| 275 | print_usage_and_exit( cRP.m_iTopFrmOffset + cRP.m_iScaledRefFrmHeight > gMax( cRP.m_iRefLayerFrmHeight, cRP.m_iFrameHeight ), name, "wrong crop window size and origin" ); |
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| 276 | } |
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| 277 | |
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| 278 | |
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| 279 | void |
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| 280 | resampleFrame( YuvFrame& rcFrame, |
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| 281 | DownConvert& rcDownConvert, |
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| 282 | ResizeParameters& rcRP, |
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| 283 | int resamplingMethod, |
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| 284 | int resamplingMode, |
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| 285 | bool resampling, |
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| 286 | bool upsampling, |
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| 287 | bool bSecondInputFrame ) |
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| 288 | { |
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| 289 | assert( upsampling == 0 ); |
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| 290 | |
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| 291 | //===== downsampling ===== |
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| 292 | ResizeParameters cRP = rcRP; |
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| 293 | { |
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| 294 | Int iRefVerMbShift = ( cRP.m_bRefLayerFrameMbsOnlyFlag ? 4 : 5 ); |
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| 295 | Int iScaledVerShift = ( cRP.m_bFrameMbsOnlyFlag ? 1 : 2 ); |
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| 296 | Int iHorDiv = ( cRP.m_iFrameWidth << 1 ); |
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| 297 | Int iVerDiv = ( cRP.m_iFrameHeight << iScaledVerShift ); |
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| 298 | Int iRefFrmW = ( ( cRP.m_iFrameWidth + ( 1 << 4 ) - 1 ) >> 4 ) << 4; // round to next multiple of 16 |
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| 299 | Int iRefFrmH = ( ( cRP.m_iFrameHeight + ( 1 << iRefVerMbShift ) - 1 ) >> iRefVerMbShift ) << iRefVerMbShift; // round to next multiple of 16 or 32 (for interlaced) |
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| 300 | Int iScaledRefFrmW = ( ( cRP.m_iScaledRefFrmWidth * iRefFrmW + ( iHorDiv >> 1 ) ) / iHorDiv ) << 1; // scale and round to next multiple of 2 |
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| 301 | Int iScaledRefFrmH = ( ( cRP.m_iScaledRefFrmHeight * iRefFrmH + ( iVerDiv >> 1 ) ) / iVerDiv ) << iScaledVerShift; // scale and round to next multiple of 2 or 4 (for interlaced) |
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| 302 | cRP.m_iFrameWidth = iRefFrmW; |
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| 303 | cRP.m_iFrameHeight = iRefFrmH; |
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| 304 | cRP.m_iScaledRefFrmWidth = iScaledRefFrmW; |
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| 305 | cRP.m_iScaledRefFrmHeight = iScaledRefFrmH; |
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| 306 | } |
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| 307 | assert( resamplingMethod == 0 ); |
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| 308 | if( resamplingMode < 4 ) |
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| 309 | { |
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| 310 | rcDownConvert.downsamplingSVC ( rcFrame.y.data, rcFrame.y.stride, rcFrame.u.data, rcFrame.u.stride, rcFrame.v.data, rcFrame.v.stride, &cRP, resamplingMode == 3 ); |
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| 311 | return; |
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| 312 | } |
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| 313 | } |
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| 314 | |
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| 315 | |
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| 316 | |
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| 317 | int |
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| 318 | main( int argc, char *argv[] ) |
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| 319 | { |
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| 320 | //===== set standard resize parameters ===== |
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| 321 | ResizeParameters cRP; |
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| 322 | cRP.m_bRefLayerFrameMbsOnlyFlag = true; |
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| 323 | cRP.m_bFrameMbsOnlyFlag = true; |
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| 324 | cRP.m_bRefLayerFieldPicFlag = false; |
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| 325 | cRP.m_bFieldPicFlag = false; |
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| 326 | cRP.m_bRefLayerBotFieldFlag = false; |
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| 327 | cRP.m_bBotFieldFlag = false; |
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| 328 | cRP.m_bRefLayerIsMbAffFrame = false; |
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| 329 | cRP.m_bIsMbAffFrame = false; |
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| 330 | #if ZERO_PHASE |
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| 331 | cRP.m_iRefLayerChromaPhaseX = 0; |
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| 332 | cRP.m_iRefLayerChromaPhaseY = 1; |
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| 333 | cRP.m_iChromaPhaseX = 0; |
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| 334 | cRP.m_iChromaPhaseY = 1; |
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| 335 | #else |
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| 336 | cRP.m_iRefLayerChromaPhaseX = -1; |
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| 337 | cRP.m_iRefLayerChromaPhaseY = 0; |
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| 338 | cRP.m_iChromaPhaseX = -1; |
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| 339 | cRP.m_iChromaPhaseY = 0; |
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| 340 | #endif |
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| 341 | cRP.m_iRefLayerFrmWidth = 0; |
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| 342 | cRP.m_iRefLayerFrmHeight = 0; |
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| 343 | cRP.m_iScaledRefFrmWidth = 0; |
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| 344 | cRP.m_iScaledRefFrmHeight = 0; |
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| 345 | cRP.m_iFrameWidth = 0; |
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| 346 | cRP.m_iFrameHeight = 0; |
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| 347 | cRP.m_iLeftFrmOffset = 0; |
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| 348 | cRP.m_iTopFrmOffset = 0; |
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| 349 | //cRP.m_iExtendedSpatialScalability = 0; |
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| 350 | cRP.m_iLevelIdc = 0; |
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| 351 | |
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| 352 | //===== init parameters ===== |
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| 353 | FILE* inputFile = 0; |
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| 354 | FILE* outputFile = 0; |
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| 355 | FILE* croppingParametersFile = 0; |
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| 356 | int resamplingMethod = 0; |
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| 357 | int resamplingMode = 0; |
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| 358 | bool croppingInitialized = false; |
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| 359 | bool phaseInitialized = false; |
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| 360 | bool methodInitialized = false; |
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| 361 | bool resampling = false; |
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| 362 | bool upsampling = false; |
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| 363 | int numSpatialDyadicStages = 0; |
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| 364 | int skipBetween = 0; |
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| 365 | int skipAtStart = 0; |
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| 366 | int maxNumOutputFrames = 0; |
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| 367 | |
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| 368 | |
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| 369 | //===== read input parameters ===== |
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| 370 | print_usage_and_exit( ( argc < 7 || argc > 24 ), argv[0], "wrong number of arguments" ); |
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| 371 | cRP.m_iRefLayerFrmWidth = atoi ( argv[1] ); |
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| 372 | cRP.m_iRefLayerFrmHeight = atoi ( argv[2] ); |
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| 373 | inputFile = fopen ( argv[3], "rb" ); |
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| 374 | cRP.m_iFrameWidth = atoi ( argv[4] ); |
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| 375 | cRP.m_iFrameHeight = atoi ( argv[5] ); |
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| 376 | outputFile = fopen ( argv[6], "wb" ); |
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| 377 | print_usage_and_exit( ! inputFile, argv[0], "failed to open input file" ); |
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| 378 | print_usage_and_exit( ! outputFile, argv[0], "failed to open input file" ); |
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| 379 | print_usage_and_exit( cRP.m_iRefLayerFrmWidth > cRP.m_iFrameWidth && cRP.m_iRefLayerFrmHeight < cRP.m_iFrameHeight, argv[0], "mixed upsampling and downsampling not supported" ); |
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| 380 | print_usage_and_exit( cRP.m_iRefLayerFrmWidth < cRP.m_iFrameWidth && cRP.m_iRefLayerFrmHeight > cRP.m_iFrameHeight, argv[0], "mixed upsampling and downsampling not supported" ); |
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| 381 | for( int i = 7; i < argc; ) |
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| 382 | { |
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| 383 | if( ! strcmp( argv[i], "-phase" ) ) |
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| 384 | { |
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| 385 | print_usage_and_exit( resamplingMethod != 0, argv[0], "phases only supported in normative resampling" ); |
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| 386 | print_usage_and_exit( phaseInitialized || argc < i+5, argv[0], "wrong number of phase parameters" ); |
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| 387 | phaseInitialized = true; |
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| 388 | i++; |
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| 389 | cRP.m_iRefLayerChromaPhaseX = atoi( argv[i++] ); |
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| 390 | cRP.m_iRefLayerChromaPhaseY = atoi( argv[i++] ); |
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| 391 | cRP.m_iChromaPhaseX = atoi( argv[i++] ); |
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| 392 | cRP.m_iChromaPhaseY = atoi( argv[i++] ); |
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| 393 | print_usage_and_exit( cRP.m_iRefLayerChromaPhaseX > 0 || cRP.m_iRefLayerChromaPhaseX < -1, argv[0], "wrong phase x parameters (range : [-1, 0])"); |
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| 394 | print_usage_and_exit( cRP.m_iRefLayerChromaPhaseY > 1 || cRP.m_iRefLayerChromaPhaseY < -1, argv[0], "wrong phase x parameters (range : [-1, 1])"); |
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| 395 | print_usage_and_exit( cRP.m_iChromaPhaseX > 0 || cRP.m_iChromaPhaseX < -1, argv[0], "wrong phase x parameters (range : [-1, 0])"); |
---|
| 396 | print_usage_and_exit( cRP.m_iChromaPhaseY > 1 || cRP.m_iChromaPhaseY < -1, argv[0], "wrong phase x parameters (range : [-1, 1])"); |
---|
| 397 | } |
---|
| 398 | else if (i == 7) |
---|
| 399 | { |
---|
| 400 | methodInitialized = true; |
---|
| 401 | resamplingMethod = atoi( argv[i++] ); |
---|
| 402 | print_usage_and_exit( resamplingMethod < 0 || resamplingMethod > 4, argv[0], "unsupported method" ); |
---|
| 403 | if( resamplingMethod > 2 ) |
---|
| 404 | { |
---|
| 405 | print_usage_and_exit( cRP.m_iRefLayerFrmWidth > cRP.m_iFrameWidth, argv[0], "method 3 and 4 are not supported for downsampling" ); |
---|
| 406 | print_usage_and_exit( cRP.m_iRefLayerFrmHeight > cRP.m_iFrameHeight, argv[0], "method 3 and 4 are not supported for downsampling" ); |
---|
| 407 | } |
---|
| 408 | if( resamplingMethod != 2 ) |
---|
| 409 | { |
---|
| 410 | resampling = true; |
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| 411 | upsampling = ( cRP.m_iRefLayerFrmWidth < cRP.m_iFrameWidth ) || ( cRP.m_iRefLayerFrmHeight < cRP.m_iFrameHeight ); |
---|
| 412 | } |
---|
| 413 | if( resamplingMethod == 1 ) |
---|
| 414 | { |
---|
| 415 | if( upsampling ) |
---|
| 416 | { |
---|
| 417 | int div = cRP.m_iFrameWidth / cRP.m_iRefLayerFrmWidth; |
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| 418 | if ( div == 1) numSpatialDyadicStages = 0; |
---|
| 419 | else if( div == 2) numSpatialDyadicStages = 1; |
---|
| 420 | else if( div == 4) numSpatialDyadicStages = 2; |
---|
| 421 | else if( div == 8) numSpatialDyadicStages = 3; |
---|
| 422 | else numSpatialDyadicStages = -1; |
---|
| 423 | print_usage_and_exit( numSpatialDyadicStages < 0, argv[0], "ratio not supported for dyadic upsampling method" ); |
---|
| 424 | print_usage_and_exit( div * cRP.m_iRefLayerFrmWidth != cRP.m_iFrameWidth, argv[0], "ratio is not dyadic in dyadic mode" ); |
---|
| 425 | print_usage_and_exit( div * cRP.m_iRefLayerFrmHeight != cRP.m_iFrameHeight, argv[0], "different horizontal and vertical ratio in dyadic mode" ); |
---|
| 426 | } |
---|
| 427 | else |
---|
| 428 | { |
---|
| 429 | int div = cRP.m_iRefLayerFrmWidth / cRP.m_iFrameWidth; |
---|
| 430 | if ( div == 1) numSpatialDyadicStages = 0; |
---|
| 431 | else if( div == 2) numSpatialDyadicStages = 1; |
---|
| 432 | else if( div == 4) numSpatialDyadicStages = 2; |
---|
| 433 | else if( div == 8) numSpatialDyadicStages = 3; |
---|
| 434 | else numSpatialDyadicStages = -1; |
---|
| 435 | print_usage_and_exit( numSpatialDyadicStages < 0, argv[0], "ratio not supported for dyadic downsampling method" ); |
---|
| 436 | print_usage_and_exit( div * cRP.m_iFrameWidth != cRP.m_iRefLayerFrmWidth, argv[0], "ratio is not dyadic in dyadic mode" ); |
---|
| 437 | print_usage_and_exit( div * cRP.m_iFrameHeight != cRP.m_iRefLayerFrmHeight, argv[0], "different horizontal and vertical ratio in dyadic mode" ); |
---|
| 438 | } |
---|
| 439 | } |
---|
| 440 | } |
---|
| 441 | else if( i == 8 ) |
---|
| 442 | { |
---|
| 443 | int TStages = atoi( argv[i++] ); |
---|
| 444 | skipBetween = ( 1 << TStages ) - 1; |
---|
| 445 | print_usage_and_exit( TStages < 0, argv[0], "negative number of temporal stages" ); |
---|
| 446 | } |
---|
| 447 | else if( i == 9 ) |
---|
| 448 | { |
---|
| 449 | skipAtStart = atoi( argv[i++] ); |
---|
| 450 | print_usage_and_exit( skipAtStart < 0, argv[0], "negative number of skipped frames at start" ); |
---|
| 451 | } |
---|
| 452 | else if( i == 10 ) |
---|
| 453 | { |
---|
| 454 | maxNumOutputFrames = atoi( argv[i++] ); |
---|
| 455 | print_usage_and_exit( maxNumOutputFrames < 0 , argv[0], "negative number of output frames" ); |
---|
| 456 | } |
---|
| 457 | else |
---|
| 458 | { |
---|
| 459 | print_usage_and_exit( true, argv[0], "error in command line parameters" ); |
---|
| 460 | } |
---|
| 461 | } |
---|
| 462 | if( ! methodInitialized ) |
---|
| 463 | { |
---|
| 464 | resampling = true; |
---|
| 465 | upsampling = ( cRP.m_iRefLayerFrmWidth < cRP.m_iFrameWidth ) || ( cRP.m_iRefLayerFrmHeight < cRP.m_iFrameHeight ); |
---|
| 466 | } |
---|
| 467 | if( ! croppingInitialized ) |
---|
| 468 | { |
---|
| 469 | if( resamplingMethod == 2 ) |
---|
| 470 | { |
---|
| 471 | cRP.m_iScaledRefFrmWidth = gMin( cRP.m_iRefLayerFrmWidth, cRP.m_iFrameWidth ); |
---|
| 472 | cRP.m_iScaledRefFrmHeight = gMin( cRP.m_iRefLayerFrmHeight, cRP.m_iFrameHeight ); |
---|
| 473 | } |
---|
| 474 | else |
---|
| 475 | { |
---|
| 476 | cRP.m_iScaledRefFrmWidth = gMax( cRP.m_iRefLayerFrmWidth, cRP.m_iFrameWidth ); |
---|
| 477 | cRP.m_iScaledRefFrmHeight = gMax( cRP.m_iRefLayerFrmHeight, cRP.m_iFrameHeight ); |
---|
| 478 | } |
---|
| 479 | } |
---|
| 480 | |
---|
| 481 | //===== set basic parameters for resampling control ===== |
---|
| 482 | if( resamplingMethod == 0 ) |
---|
| 483 | { |
---|
| 484 | if( resamplingMode == 1 ) |
---|
| 485 | { |
---|
| 486 | cRP.m_bRefLayerFrameMbsOnlyFlag = false; |
---|
| 487 | cRP.m_bFrameMbsOnlyFlag = false; |
---|
| 488 | } |
---|
| 489 | else if( resamplingMode == 2 || resamplingMode == 3 ) |
---|
| 490 | { |
---|
| 491 | cRP.m_bFrameMbsOnlyFlag = false; |
---|
| 492 | if( ! upsampling ) |
---|
| 493 | { |
---|
| 494 | cRP.m_bFieldPicFlag = true; |
---|
| 495 | cRP.m_bBotFieldFlag = ( resamplingMode == 3 ); |
---|
| 496 | } |
---|
| 497 | } |
---|
| 498 | else if( resamplingMode == 4 || resamplingMode == 5 ) |
---|
| 499 | { |
---|
| 500 | cRP.m_bRefLayerFrameMbsOnlyFlag = false; |
---|
| 501 | cRP.m_bRefLayerFieldPicFlag = true; |
---|
| 502 | } |
---|
| 503 | } |
---|
| 504 | |
---|
| 505 | //===== initialize classes ===== |
---|
| 506 | YuvFrame cFrame; |
---|
| 507 | DownConvert cDownConvert; |
---|
| 508 | { |
---|
| 509 | int maxWidth = gMax( cRP.m_iRefLayerFrmWidth, cRP.m_iFrameWidth ); |
---|
| 510 | int maxHeight = gMax( cRP.m_iRefLayerFrmHeight, cRP.m_iFrameHeight ); |
---|
| 511 | int minWidth = gMin( cRP.m_iRefLayerFrmWidth, cRP.m_iFrameWidth ); |
---|
| 512 | int minHeight = gMin( cRP.m_iRefLayerFrmHeight, cRP.m_iFrameHeight ); |
---|
| 513 | int minWRnd16 = ( ( minWidth + 15 ) >> 4 ) << 4; |
---|
| 514 | int minHRnd32 = ( ( minHeight + 31 ) >> 5 ) << 5; |
---|
| 515 | maxWidth = ( ( maxWidth * minWRnd16 + ( minWidth << 4 ) - 1 ) / ( minWidth << 4 ) ) << 4; |
---|
| 516 | maxHeight = ( ( maxHeight * minHRnd32 + ( minHeight << 4 ) - 1 ) / ( minHeight << 4 ) ) << 4; |
---|
| 517 | createFrame( cFrame, maxWidth, maxHeight ); |
---|
| 518 | cDownConvert.init( maxWidth, maxHeight ); |
---|
| 519 | } |
---|
| 520 | |
---|
| 521 | printf("Resampler\n\n"); |
---|
| 522 | |
---|
| 523 | //===== loop over frames ===== |
---|
| 524 | int skip = skipAtStart; |
---|
| 525 | int writtenFrames = 0; |
---|
| 526 | int numInputFrames = ( resamplingMode >= 4 && ! upsampling ? 2 : 1 ); |
---|
| 527 | int numOutputFrames = ( resamplingMode >= 4 && upsampling ? 2 : 1 ); |
---|
| 528 | bool bFinished = false; |
---|
| 529 | long startTime = clock(); |
---|
| 530 | while( ! bFinished ) |
---|
| 531 | { |
---|
| 532 | for( int inputFrame = 0; inputFrame < numInputFrames && ! bFinished; inputFrame++ ) |
---|
| 533 | { |
---|
| 534 | //===== read input frame ===== |
---|
| 535 | for( int numToRead = skip + 1; numToRead > 0 && ! bFinished; numToRead-- ) |
---|
| 536 | { |
---|
| 537 | bFinished = ( readFrame( cFrame, inputFile, cRP.m_iRefLayerFrmWidth, cRP.m_iRefLayerFrmHeight, inputFrame != 0 ) != 0 ); |
---|
| 538 | } |
---|
| 539 | skip = skipBetween; |
---|
| 540 | if( cRP.m_iExtendedSpatialScalability == 2 && ! bFinished ) |
---|
| 541 | { |
---|
| 542 | updateCropParametersFromFile( cRP, croppingParametersFile, resamplingMethod, argv[0] ); |
---|
| 543 | } |
---|
| 544 | |
---|
| 545 | //===== set resampling parameter ===== |
---|
| 546 | if( resamplingMethod != 0 && |
---|
| 547 | cRP.m_iScaledRefFrmWidth == gMin( cRP.m_iRefLayerFrmWidth, cRP.m_iFrameWidth ) && |
---|
| 548 | cRP.m_iScaledRefFrmHeight == gMin( cRP.m_iRefLayerFrmHeight, cRP.m_iFrameHeight ) ) |
---|
| 549 | { |
---|
| 550 | resampling = false; |
---|
| 551 | } |
---|
| 552 | else |
---|
| 553 | { |
---|
| 554 | resampling = true; |
---|
| 555 | } |
---|
| 556 | |
---|
| 557 | //===== resample input frame ===== |
---|
| 558 | if( ! bFinished ) |
---|
| 559 | { |
---|
| 560 | resampleFrame( cFrame, cDownConvert, cRP, resamplingMethod, resamplingMode, resampling, upsampling, inputFrame != 0 ); |
---|
| 561 | } |
---|
| 562 | } |
---|
| 563 | |
---|
| 564 | //===== write output frame ===== |
---|
| 565 | if( ! bFinished ) |
---|
| 566 | { |
---|
| 567 | Bool bWriteTwoFrames = ( numOutputFrames == 2 && ( maxNumOutputFrames == 0 || writtenFrames + 1 < maxNumOutputFrames ) ); |
---|
| 568 | writeFrame( cFrame, outputFile, cRP.m_iFrameWidth, cRP.m_iFrameHeight, bWriteTwoFrames ); |
---|
| 569 | writtenFrames += ( bWriteTwoFrames ? 2 : 1 ); |
---|
| 570 | bFinished = ( maxNumOutputFrames != 0 && writtenFrames == maxNumOutputFrames ); |
---|
| 571 | fprintf( stderr, "\r%6d frames converted", writtenFrames ); |
---|
| 572 | } |
---|
| 573 | } |
---|
| 574 | long endTime = clock(); |
---|
| 575 | |
---|
| 576 | deleteFrame( cFrame ); |
---|
| 577 | fclose ( inputFile ); |
---|
| 578 | fclose ( outputFile ); |
---|
| 579 | if( croppingParametersFile ) |
---|
| 580 | { |
---|
| 581 | fclose ( croppingParametersFile ); |
---|
| 582 | } |
---|
| 583 | |
---|
| 584 | fprintf( stderr, "\n" ); |
---|
| 585 | double deltaInSecond = (double)( endTime - startTime) / (double)CLOCKS_PER_SEC; |
---|
| 586 | fprintf( stderr, "in %.2lf seconds => %.0lf ms/frame\n", deltaInSecond, deltaInSecond / (double)writtenFrames * 1000.0 ); |
---|
| 587 | if( writtenFrames < maxNumOutputFrames ) |
---|
| 588 | { |
---|
| 589 | fprintf( stderr, "\nNOTE: less output frames generated than specified!!!\n\n" ); |
---|
| 590 | } |
---|
| 591 | return 0; |
---|
| 592 | } |
---|