2abe2d4664
- Move it to webmdec.c and webmdec.h. - Also, tidy up obvious style nits in the vicinity of code I was already touching. Change-Id: Ie2898d06e73c1e9030d9c8d465b73ee7edc3c02a
130 lines
2.9 KiB
C
130 lines
2.9 KiB
C
/*
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* Copyright (c) 2010 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 TOOLS_COMMON_H_
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#define TOOLS_COMMON_H_
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#include <stdio.h>
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#include "./vpx_config.h"
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#include "vpx/vpx_image.h"
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#include "vpx/vpx_integer.h"
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#if CONFIG_ENCODERS
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#include "./y4minput.h"
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#endif
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#if defined(_MSC_VER)
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/* MSVS doesn't define off_t, and uses _f{seek,tell}i64. */
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typedef __int64 off_t;
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#define fseeko _fseeki64
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#define ftello _ftelli64
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#elif defined(_WIN32)
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/* MinGW defines off_t as long and uses f{seek,tell}o64/off64_t for large
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* files. */
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#define fseeko fseeko64
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#define ftello ftello64
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#define off_t off64_t
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#endif /* _WIN32 */
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#if CONFIG_OS_SUPPORT
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#if defined(_MSC_VER)
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#include <io.h> /* NOLINT */
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#define snprintf _snprintf
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#define isatty _isatty
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#define fileno _fileno
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#else
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#include <unistd.h> /* NOLINT */
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#endif /* _MSC_VER */
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#endif /* CONFIG_OS_SUPPORT */
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/* Use 32-bit file operations in WebM file format when building ARM
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* executables (.axf) with RVCT. */
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#if !CONFIG_OS_SUPPORT
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typedef long off_t; /* NOLINT */
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#define fseeko fseek
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#define ftello ftell
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#endif /* CONFIG_OS_SUPPORT */
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#define LITERALU64(hi, lo) ((((uint64_t)hi) << 32) | lo)
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#ifndef PATH_MAX
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#define PATH_MAX 512
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#endif
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#define IVF_FRAME_HDR_SZ (4 + 8) /* 4 byte size + 8 byte timestamp */
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#define IVF_FILE_HDR_SZ 32
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#define RAW_FRAME_HDR_SZ sizeof(uint32_t)
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#define VP8_FOURCC (0x30385056)
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#define VP9_FOURCC (0x30395056)
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#define VP8_FOURCC_MASK (0x00385056)
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#define VP9_FOURCC_MASK (0x00395056)
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enum VideoFileType {
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FILE_TYPE_RAW,
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FILE_TYPE_IVF,
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FILE_TYPE_Y4M,
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FILE_TYPE_WEBM
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};
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struct FileTypeDetectionBuffer {
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char buf[4];
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size_t buf_read;
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size_t position;
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};
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struct VpxRational {
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int numerator;
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int denominator;
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};
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struct VpxInputContext {
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const char *filename;
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FILE *file;
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off_t length;
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struct FileTypeDetectionBuffer detect;
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enum VideoFileType file_type;
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uint32_t width;
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uint32_t height;
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int use_i420;
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int only_i420;
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uint32_t fourcc;
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struct VpxRational framerate;
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#if CONFIG_ENCODERS
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y4m_input y4m;
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#endif
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};
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Sets a stdio stream into binary mode */
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FILE *set_binary_mode(FILE *stream);
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void die(const char *fmt, ...);
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void fatal(const char *fmt, ...);
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void warn(const char *fmt, ...);
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/* The tool including this file must define usage_exit() */
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void usage_exit();
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uint16_t mem_get_le16(const void *data);
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uint32_t mem_get_le32(const void *data);
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int read_yuv_frame(struct VpxInputContext *input_ctx, vpx_image_t *yuv_frame);
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#ifdef __cplusplus
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} /* extern "C" */
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#endif
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#endif // TOOLS_COMMON_H_
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