| /* |
| * Copyright (c) 2016, Alliance for Open Media. All rights reserved |
| * |
| * This source code is subject to the terms of the BSD 2 Clause License and |
| * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License |
| * was not distributed with this source code in the LICENSE file, you can |
| * obtain it at www.aomedia.org/license/software. If the Alliance for Open |
| * Media Patent License 1.0 was not distributed with this source code in the |
| * PATENTS file, you can obtain it at www.aomedia.org/license/patent. |
| */ |
| #ifndef AOM_COMMON_TOOLS_COMMON_H_ |
| #define AOM_COMMON_TOOLS_COMMON_H_ |
| |
| #include <stdbool.h> |
| #include <stdio.h> |
| |
| #include "config/aom_config.h" |
| |
| #include "aom/aom_codec.h" |
| #include "aom/aom_image.h" |
| #include "aom/aom_integer.h" |
| #include "aom_ports/mem.h" |
| #include "aom_ports/msvc.h" |
| |
| #if CONFIG_AV1_ENCODER |
| #include "common/y4minput.h" |
| #endif |
| |
| #if defined(_MSC_VER) |
| /* MSVS uses _f{seek,tell}i64. */ |
| #define fseeko _fseeki64 |
| #define ftello _ftelli64 |
| typedef int64_t FileOffset; |
| #elif defined(_WIN32) |
| #include <sys/types.h> /* NOLINT*/ |
| /* MinGW uses f{seek,tell}o64 for large files. */ |
| #define fseeko fseeko64 |
| #define ftello ftello64 |
| typedef off64_t FileOffset; |
| #elif CONFIG_OS_SUPPORT |
| #include <sys/types.h> /* NOLINT*/ |
| typedef off_t FileOffset; |
| /* Use 32-bit file operations in WebM file format when building ARM |
| * executables (.axf) with RVCT. */ |
| #else |
| #define fseeko fseek |
| #define ftello ftell |
| typedef long FileOffset; /* NOLINT */ |
| #endif /* CONFIG_OS_SUPPORT */ |
| |
| #if CONFIG_OS_SUPPORT |
| #if defined(_MSC_VER) |
| #include <io.h> /* NOLINT */ |
| #define isatty _isatty |
| #define fileno _fileno |
| #else |
| #include <unistd.h> /* NOLINT */ |
| #endif /* _MSC_VER */ |
| #endif /* CONFIG_OS_SUPPORT */ |
| |
| #define LITERALU64(hi, lo) ((((uint64_t)hi) << 32) | lo) |
| |
| #ifndef PATH_MAX |
| #define PATH_MAX 512 |
| #endif |
| |
| #define IVF_FRAME_HDR_SZ (4 + 8) /* 4 byte size + 8 byte timestamp */ |
| #define IVF_FILE_HDR_SZ 32 |
| |
| #define RAW_FRAME_HDR_SZ sizeof(uint32_t) |
| #define OBU_DETECTION_SZ 34 // See common/obudec.c |
| |
| #define DETECT_BUF_SZ 34 // Max of the above header sizes |
| |
| #define AV1_FOURCC 0x31305641 |
| |
| enum VideoFileType { |
| FILE_TYPE_OBU, |
| FILE_TYPE_RAW, |
| FILE_TYPE_IVF, |
| FILE_TYPE_Y4M, |
| FILE_TYPE_WEBM |
| }; |
| |
| // The fourcc for large_scale_tile encoding is "LSTC". |
| #define LST_FOURCC 0x4354534c |
| |
| struct FileTypeDetectionBuffer { |
| char buf[DETECT_BUF_SZ]; |
| size_t buf_read; |
| size_t position; |
| }; |
| |
| struct AvxRational { |
| int numerator; |
| int denominator; |
| }; |
| |
| struct AvxInputContext { |
| const char *filename; |
| FILE *file; |
| int64_t length; |
| struct FileTypeDetectionBuffer detect; |
| enum VideoFileType file_type; |
| uint32_t width; |
| uint32_t height; |
| struct AvxRational pixel_aspect_ratio; |
| aom_img_fmt_t fmt; |
| aom_bit_depth_t bit_depth; |
| int only_i420; |
| uint32_t fourcc; |
| struct AvxRational framerate; |
| #if CONFIG_AV1_ENCODER |
| y4m_input y4m; |
| #endif |
| aom_color_range_t color_range; |
| }; |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| #if defined(__GNUC__) |
| #define AOM_NO_RETURN __attribute__((noreturn)) |
| #elif defined(_MSC_VER) |
| #define AOM_NO_RETURN __declspec(noreturn) |
| #else |
| #define AOM_NO_RETURN |
| #endif |
| |
| // Tells the compiler to perform `printf` format string checking if the |
| // compiler supports it; see the 'format' attribute in |
| // <https://gcc.gnu.org/onlinedocs/gcc/Common-Function-Attributes.html>. |
| #define AOM_TOOLS_FORMAT_PRINTF(string_index, first_to_check) |
| #if defined(__has_attribute) |
| #if __has_attribute(format) |
| #undef AOM_TOOLS_FORMAT_PRINTF |
| #define AOM_TOOLS_FORMAT_PRINTF(string_index, first_to_check) \ |
| __attribute__((__format__(__printf__, string_index, first_to_check))) |
| #endif |
| #endif |
| |
| /* Sets a stdio stream into binary mode */ |
| FILE *set_binary_mode(FILE *stream); |
| |
| AOM_NO_RETURN void die(const char *fmt, ...) AOM_TOOLS_FORMAT_PRINTF(1, 2); |
| AOM_NO_RETURN void fatal(const char *fmt, ...) AOM_TOOLS_FORMAT_PRINTF(1, 2); |
| void aom_tools_warn(const char *fmt, ...) AOM_TOOLS_FORMAT_PRINTF(1, 2); |
| |
| AOM_NO_RETURN void die_codec(aom_codec_ctx_t *ctx, const char *s); |
| |
| /* The tool including this file must define usage_exit() */ |
| AOM_NO_RETURN void usage_exit(void); |
| |
| #undef AOM_NO_RETURN |
| |
| // The AOM library can support different encoders / decoders. These |
| // functions provide different ways to lookup / iterate through them. |
| // The return result may be NULL to indicate no codec was found. |
| int get_aom_encoder_count(void); |
| aom_codec_iface_t *get_aom_encoder_by_index(int i); |
| aom_codec_iface_t *get_aom_encoder_by_short_name(const char *name); |
| // If the interface is unknown, returns NULL. |
| const char *get_short_name_by_aom_encoder(aom_codec_iface_t *encoder); |
| // If the interface is unknown, returns 0. |
| uint32_t get_fourcc_by_aom_encoder(aom_codec_iface_t *iface); |
| |
| int get_aom_decoder_count(void); |
| aom_codec_iface_t *get_aom_decoder_by_index(int i); |
| aom_codec_iface_t *get_aom_decoder_by_short_name(const char *name); |
| aom_codec_iface_t *get_aom_decoder_by_fourcc(uint32_t fourcc); |
| const char *get_short_name_by_aom_decoder(aom_codec_iface_t *decoder); |
| // If the interface is unknown, returns 0. |
| uint32_t get_fourcc_by_aom_decoder(aom_codec_iface_t *iface); |
| |
| const char *image_format_to_string(aom_img_fmt_t fmt); |
| |
| int read_yuv_frame(struct AvxInputContext *input_ctx, aom_image_t *yuv_frame); |
| |
| void aom_img_write(const aom_image_t *img, FILE *file); |
| // Returns true on success, false on failure. |
| bool aom_img_read(aom_image_t *img, FILE *file); |
| |
| double sse_to_psnr(double samples, double peak, double mse); |
| void aom_img_upshift(aom_image_t *dst, const aom_image_t *src, int input_shift); |
| void aom_img_downshift(aom_image_t *dst, const aom_image_t *src, |
| int down_shift); |
| // Returns true on success, false on failure. |
| bool aom_shift_img(unsigned int output_bit_depth, aom_image_t **img_ptr, |
| aom_image_t **img_shifted_ptr); |
| void aom_img_truncate_16_to_8(aom_image_t *dst, const aom_image_t *src); |
| |
| // Output in NV12 format. |
| void aom_img_write_nv12(const aom_image_t *img, FILE *file); |
| |
| size_t read_from_input(struct AvxInputContext *input_ctx, size_t n, |
| unsigned char *buf); |
| size_t input_to_detect_buf(struct AvxInputContext *input_ctx, size_t n); |
| size_t buffer_input(struct AvxInputContext *input_ctx, size_t n, |
| unsigned char *buf, bool buffered); |
| void rewind_detect(struct AvxInputContext *input_ctx); |
| bool input_eof(struct AvxInputContext *input_ctx); |
| |
| #ifdef __cplusplus |
| } /* extern "C" */ |
| #endif |
| |
| #endif // AOM_COMMON_TOOLS_COMMON_H_ |