C++ (Cpp) OPJ_FTELL示例

示例#1

文件： openjpeg.c 项目： landryb/debian-pkg-openjpeg

static OPJ_UINT64 opj_get_data_length_from_file (FILE * p_file)
{
	OPJ_OFF_T file_length = 0;

	OPJ_FSEEK(p_file, 0, SEEK_END);
	file_length = (OPJ_UINT64)OPJ_FTELL(p_file);
	OPJ_FSEEK(p_file, 0, SEEK_SET);

	return file_length;
}

示例#2

文件： openjpeg.cpp 项目： fvpolpeta/grok

static uint64_t opj_get_data_length_from_file (FILE * p_file)
{
    int64_t file_length = 0;

    OPJ_FSEEK(p_file, 0, SEEK_END);
    file_length = (int64_t)OPJ_FTELL(p_file);
    OPJ_FSEEK(p_file, 0, SEEK_SET);

    return (uint64_t)file_length;
}