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/*
* Copyright (c) 2021, Alliance for Open Media. All rights reserved
*
* This source code is subject to the terms of the BSD 3-Clause Clear License
* and the Alliance for Open Media Patent License 1.0. If the BSD 3-Clause Clear
* License was not distributed with this source code in the LICENSE file, you
* can obtain it at aomedia.org/license/software-license/bsd-3-c-c/. 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
* aomedia.org/license/patent-license/.
*/
#ifndef AOM_COMMON_TOOLS_COMMON_H_
#define AOM_COMMON_TOOLS_COMMON_H_
#include <stdio.h>
#include "config/aom_config.h"
#include "aom/aom_codec.h"
#include "aom/internal/aom_image_internal.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 AV1_FOURCC 0x31305641
enum VideoFileType {
FILE_TYPE_OBU,
FILE_TYPE_RAW,
FILE_TYPE_IVF,
FILE_TYPE_Y4M,
FILE_TYPE_WEBM
};
// Used in lightfield example.
enum {
YUV1D, // 1D tile output for conformance test.
YUV, // Tile output in YUV format.
NV12, // Tile output in NV12 format.
} UENUM1BYTE(OUTPUT_FORMAT);
// The fourcc for large_scale_tile encoding is "LSTC".
#define LST_FOURCC 0x4354534c
struct FileTypeDetectionBuffer {
char buf[4];
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
};
#ifdef __cplusplus
extern "C" {
#endif
#if defined(__GNUC__)
#define AOM_NO_RETURN __attribute__((noreturn))
#else
#define AOM_NO_RETURN
#endif
/* Sets a stdio stream into binary mode */
FILE *set_binary_mode(FILE *stream);
void die(const char *fmt, ...) AOM_NO_RETURN;
void fatal(const char *fmt, ...) AOM_NO_RETURN;
void warn(const char *fmt, ...);
void die_codec(aom_codec_ctx_t *ctx, const char *s) AOM_NO_RETURN;
/* The tool including this file must define usage_exit() */
void usage_exit(void) AOM_NO_RETURN;
#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();
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();
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);
int read_yuv_frame(struct AvxInputContext *input_ctx, aom_image_t *yuv_frame);
void aom_img_write(const aom_image_t *img, FILE *file);
int aom_img_read(aom_image_t *img, FILE *file);
double sse_to_psnr(double samples, double peak, double mse);
void aom_img_downshift(aom_image_t *dst, const aom_image_t *src,
int down_shift);
void 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);
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif // AOM_COMMON_TOOLS_COMMON_H_