1 /* 2 * Copyright (c) 2010 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 #ifndef TOOLS_COMMON_H_ 11 #define TOOLS_COMMON_H_ 12 13 #include <stdio.h> 14 15 #include "./vpx_config.h" 16 #include "vpx/vpx_codec.h" 17 #include "vpx/vpx_image.h" 18 #include "vpx/vpx_integer.h" 19 #include "vpx_ports/msvc.h" 20 21 #if CONFIG_ENCODERS 22 #include "./y4minput.h" 23 #endif 24 25 #if defined(_MSC_VER) 26 /* MSVS uses _f{seek,tell}i64. */ 27 #define fseeko _fseeki64 28 #define ftello _ftelli64 29 typedef int64_t FileOffset; 30 #elif defined(_WIN32) 31 /* MinGW uses f{seek,tell}o64 for large files. */ 32 #define fseeko fseeko64 33 #define ftello ftello64 34 typedef off64_t FileOffset; 35 #elif CONFIG_OS_SUPPORT 36 typedef off_t FileOffset; 37 /* Use 32-bit file operations in WebM file format when building ARM 38 * executables (.axf) with RVCT. */ 39 #else 40 #define fseeko fseek 41 #define ftello ftell 42 typedef long FileOffset; /* NOLINT */ 43 #endif /* CONFIG_OS_SUPPORT */ 44 45 #if CONFIG_OS_SUPPORT 46 #if defined(_MSC_VER) 47 #include <io.h> /* NOLINT */ 48 #define isatty _isatty 49 #define fileno _fileno 50 #else 51 #include <unistd.h> /* NOLINT */ 52 #endif /* _MSC_VER */ 53 #endif /* CONFIG_OS_SUPPORT */ 54 55 #define LITERALU64(hi, lo) ((((uint64_t)hi) << 32) | lo) 56 57 #ifndef PATH_MAX 58 #define PATH_MAX 512 59 #endif 60 61 #define IVF_FRAME_HDR_SZ (4 + 8) /* 4 byte size + 8 byte timestamp */ 62 #define IVF_FILE_HDR_SZ 32 63 64 #define RAW_FRAME_HDR_SZ sizeof(uint32_t) 65 66 #define VP8_FOURCC 0x30385056 67 #define VP9_FOURCC 0x30395056 68 69 enum VideoFileType { 70 FILE_TYPE_RAW, 71 FILE_TYPE_IVF, 72 FILE_TYPE_Y4M, 73 FILE_TYPE_WEBM 74 }; 75 76 struct FileTypeDetectionBuffer { 77 char buf[4]; 78 size_t buf_read; 79 size_t position; 80 }; 81 82 struct VpxRational { 83 int numerator; 84 int denominator; 85 }; 86 87 struct VpxInputContext { 88 const char *filename; 89 FILE *file; 90 int64_t length; 91 struct FileTypeDetectionBuffer detect; 92 enum VideoFileType file_type; 93 uint32_t width; 94 uint32_t height; 95 struct VpxRational pixel_aspect_ratio; 96 vpx_img_fmt_t fmt; 97 vpx_bit_depth_t bit_depth; 98 int only_i420; 99 uint32_t fourcc; 100 struct VpxRational framerate; 101 #if CONFIG_ENCODERS 102 y4m_input y4m; 103 #endif 104 }; 105 106 #ifdef __cplusplus 107 extern "C" { 108 #endif 109 110 #if defined(__GNUC__) 111 #define VPX_NO_RETURN __attribute__((noreturn)) 112 #else 113 #define VPX_NO_RETURN 114 #endif 115 116 /* Sets a stdio stream into binary mode */ 117 FILE *set_binary_mode(FILE *stream); 118 119 void die(const char *fmt, ...) VPX_NO_RETURN; 120 void fatal(const char *fmt, ...) VPX_NO_RETURN; 121 void warn(const char *fmt, ...); 122 123 void die_codec(vpx_codec_ctx_t *ctx, const char *s) VPX_NO_RETURN; 124 125 /* The tool including this file must define usage_exit() */ 126 void usage_exit(void) VPX_NO_RETURN; 127 128 #undef VPX_NO_RETURN 129 130 int read_yuv_frame(struct VpxInputContext *input_ctx, vpx_image_t *yuv_frame); 131 132 typedef struct VpxInterface { 133 const char *const name; 134 const uint32_t fourcc; 135 vpx_codec_iface_t *(*const codec_interface)(); 136 } VpxInterface; 137 138 int get_vpx_encoder_count(void); 139 const VpxInterface *get_vpx_encoder_by_index(int i); 140 const VpxInterface *get_vpx_encoder_by_name(const char *name); 141 142 int get_vpx_decoder_count(void); 143 const VpxInterface *get_vpx_decoder_by_index(int i); 144 const VpxInterface *get_vpx_decoder_by_name(const char *name); 145 const VpxInterface *get_vpx_decoder_by_fourcc(uint32_t fourcc); 146 147 // TODO(dkovalev): move this function to vpx_image.{c, h}, so it will be part 148 // of vpx_image_t support 149 int vpx_img_plane_width(const vpx_image_t *img, int plane); 150 int vpx_img_plane_height(const vpx_image_t *img, int plane); 151 void vpx_img_write(const vpx_image_t *img, FILE *file); 152 int vpx_img_read(vpx_image_t *img, FILE *file); 153 154 double sse_to_psnr(double samples, double peak, double mse); 155 156 #if CONFIG_VP9_HIGHBITDEPTH 157 void vpx_img_upshift(vpx_image_t *dst, vpx_image_t *src, int input_shift); 158 void vpx_img_downshift(vpx_image_t *dst, vpx_image_t *src, int down_shift); 159 void vpx_img_truncate_16_to_8(vpx_image_t *dst, vpx_image_t *src); 160 #endif 161 162 #ifdef __cplusplus 163 } /* extern "C" */ 164 #endif 165 166 #endif // TOOLS_COMMON_H_ 167